126results about How to "Energy saving" patented technology

The invention discloses a method for recovering CO2 in a low-temperature methanol washing process. The method at least comprises the following steps: carrying out reduced-pressure flash evaporation treatment on a CO2-rich methanol solution, and outputting CO2 desorption gas obtained after the reduced-pressure flash evaporation treatment as product gas; carrying out heat exchange flash evaporationtreatment on the first methanol treatment liquid obtained after the reduced-pressure flash evaporation treatment, and outputting CO2 desorption gas obtained after the heat exchange flash evaporation treatment as product gas; and carrying out vacuum flash evaporation treatment on the second methanol treatment liquid obtained after the heat exchange flash evaporation treatment, and outputting CO2 desorption gas obtained after the vacuum flash evaporation treatment as product gas. According to the method, a methanol liquid rich in CO2 is sequentially subjected to reduced pressure flash evaporation treatment, heat exchange flash evaporation treatment and vacuum flash evaporation treatment, so that the step of carrying out gas stripping on the methanol liquid rich in CO2 by utilizing low-pressure nitrogen is omitted, the CO2 recovery process is simplified, no tail gas is discharged, no low-pressure nitrogen is consumed, and the CO2 recovery rate reaches 90% or above.

The invention provides a lighting fixture control system mainly comprising a plurality of lighting fixtures, at least one controller, at least one control machine and a plurality of network camera units, wherein the control machine is electrically connected to the network camera units, image data is received by the network camera units, the control machine is further electrically connected to thelighting fixtures through the controller, and the control machine determines whether the image data comprises a preset image and adjusts the brightness and/or color temperature of each of the lightingfixtures through the controller according to the result of the determination, so that the lighting fixture control system provided by the invention can provide the effect of intelligent lighting andcan also reduce the energy consumed by lighting.

The invention discloses an energy-saving constant-temperature constant-humidity clean environment system. The energy-saving constant-temperature constant-humidity clean environment system comprises amobile control terminal, a data network and a control panel, wherein the mobile control terminal is interconnected with the data network; the data network and the control panel are interconnected witha main control system; the main control system is interconnected with a temperature acquisition module and a humidity acquisition module; and the main control system is also interconnected with a temperature control system, an air control system and a humidity control system. According to a control method of the energy-saving constant-temperature constant-humidity clean environment system, the temperature and the humidity can be conveniently and automatically adjusted to a value set by a user according to the change of indoor temperature and humidity, so that the operation does not need to becontinuously carried out, and the waste of power and energy is avoided; the operation only needs to be carried out for correcting numbers when deviations are generated between temperature and humidity values and set values; and the energy is saved.

The invention provides a purification and distillation device for cosmetic processing, and relates to the technical field of cosmetics, the purification and distillation device comprises a box body, a sealing cover and a sealing assembly arranged between the box body and the sealing cover and used for preventing steam leakage, an equipment box is fixedly mounted at the top of the box body, and a servo motor is fixedly mounted in the equipment box; the bottom of the servo motor is in driving connection with a rotating rod, a control panel is fixedly installed on the front face of the box body, a cooling box is arranged on one side of the box body, a condensation pipe of a snakelike structure is arranged in the cooling box, a partition plate is fixedly installed in the box body, the interior of the box body is divided into a distillation chamber and a heating chamber by the partition plate, and the sealing assembly comprises an annular groove and a rubber ring. According to the device, through cooperative use of the rotating rod, the stirring rod, the gear and the gear rack, raw materials can be stirred in the vertical direction while being stirred in the transverse direction, and through cooperative use of the cooling box, the backflow pipe and the condensation pipe, heat recycling is achieved, and energy consumption is reduced.

The invention discloses a non-contact racemization identification device and method for a spatial non-cooperative target. The device comprises a working spacecraft, an electromagnet rotating device and a mechanical arm, wherein the fixed end of the mechanical arm is arranged on the working spacecraft, and the driving end of the mechanical arm is connected with the electromagnet rotating device; the working spacecraft controls the mechanical arm to drive the electromagnet rotating device, so that the distance between the electromagnet rotating device and the space non-cooperative target is enabled to be within a preset range; the electromagnet rotating device is used for carrying out racemization operation on the space non-cooperative target; the working spacecraft is used for acquiring animage of the space non-cooperative target and a counter-acting force of space non-cooperative target on the electromagnet rotating device, and determining parameters of the space non-cooperative target according to the image and the counter-acting force. By adopting the device and method, the electromagnet is adopted for conducting racemization operation on the target without contacting non-cooperative target, and the target parameters can be identified.

The invention discloses a programming method and system of a memory. The programming method of the memory comprises the following steps that when a time sequence B1 is programmed, programming voltageis applied to r storage units of the memory, wherein the r storage units at least comprise storage units in a first state and storage units in a t-th state which are arranged in sequence after the programming voltage is applied, t is smaller than or equal to r, and r and t are both positive integers; when the storage units in the first state are verified by the verification time sequence Y1, onlybit lines of the verified storage units in the first state are charged; and when the storage unit in the s-th state is verified by the verification time sequence Ys, only the bit line of the verified storage unit in the s-th state is charged, s is greater than or equal to 1 and less than or equal to t, and s is a positive integer. The programming method and system of the memory have the advantage of saving power consumption.

The invention provides a rudder system device for ships, which belongs to the technical field of ship equipment. The rudder system used for ships includes steering gear, rudder stock and rudder blades. The upper end of the rudder stock is connected to the output end of the steering gear, and the lower end of the rudder stock is connected to the rudder blades. The rudder blades include the rudder head and rudder tail. The rudder head includes two baffles with arc-shaped cross-section. The inner concave surfaces of the two baffles are oppositely arranged. The rear ends of the two baffles are respectively hinged on both sides of the front end of the rudder tail. The driving mechanism of two baffles moving away from each other and approaching each other. When the two baffles are close to each other, there is at least one position. The front ends of the two baffles are against each other and form a hollow area. The generator set, the generator set is located in the hollow area. The invention has the advantages of being able to use ocean currents to generate electricity, being green and environmentally friendly.

The invention discloses an orange peeling device, comprising a frame, a conveying mechanism, a processing chamber, a rotary cutting mechanism, a peeling mechanism and a main driving assembly, whereinthe conveying mechanism is arranged at the front end of the frame and the tail end of the conveying mechanism in the processing chamber; the rotary cutting mechanism comprises a first enclasping assembly, a rotating assembly and a cutter; the conveying mechanism can convey an individual orange on the conveying mechanism to the first enclasping assembly; the first enclasping assembly can enclasp the conveyed orange; the rotating assembly is arranged on the first enclasping assembly; the rotating assembly can be started and drive the orange to rotate after enclasping of the first enclasping assembly; the cutter is arranged on the frame; orange slices of the orange on the rotating assembly can be cut into an upper hemisphere and a lower hemisphere in the rotating process of the rotating assembly; and the peeling mechanism can separate the two cut hemispheres from pulp in a rotating mode. According to the orange peeling device, orange peel and the pulp can be quickly separated, and the integrity of the orange peel can be well guaranteed.

The invention discloses an energy storage and heat exchange device which comprises a tank body, an energy storage medium positioned in the tank body, a plurality of heaters, a plurality of heat exchange pipes, a heating input main, a heating output main, a heat exchange input main and a heat exchange output main, wherein the heaters are connected in parallel; the heat exchange pipes are connected in parallel; and the energy storage medium is positioned around the heaters and the heat exchange pipes, so that the energy storage medium can be directly heated by the heaters, heat exchange between heat energy stored by the energy storage medium and a heat exchange medium in the heat exchange pipes can be performed, and heat can be outputted through the heat exchange medium. The energy storage and heat exchange device provided by the invention is simple in structure, and scientific and reasonable in design; energy storage and heat exchange are performed in one tank body; the occupied area is small, the heat exchange efficiency is high, the heat loss is low, and a uniform heating effect is achieved; the heat transfer and heat accumulation properties of a heat storage medium are sufficiently utilized; and accordingly, the energy storage and heat exchange device can be widely applied to the field of heat energy storage.

A solar seawater desalination device is characterized by comprising a heat collection frame, a heating rank and a fresh water collecting tank, wherein parabolic mirrors are uniformly distributed and mounted on the heat collection frame; a heat collection pipe is mounted above the parabolic mirrors, two extraction pumps are connected to two ends of the heat collection pipe, and a circulation pipe penetrating through the heating tank is connected between the two extraction pumps. Compared with the prior art, the solar seawater desalination device has the advantages as follows: heat conduction oil in the heat collection pipe is heated by solar energy and can be heated to the highest temperature of 400 DEG C, and seawater in the heating tank is heated and distilled through the circulation pipe. The device is energy-saving, simple, compact in appearance and environment-friendly and occupies a small area, and all energy is supplied through solar energy.

The invention relates to a novel high-efficient energy-saving temperature control device which comprises a hearth, a control system, a fan controller, a smoke flue and a peripheral pipe system, wherein a heat insulation layer is arranged on the inner wall of the hearth; the peripheral pipe system is positioned at the exterior of the hearth; a honeycomb heat exchanger is arranged above the hearth; an upper heat transfer protective device is arranged above the honeycomb heat exchanger; a lower heat transfer protective device is arranged below the honeycomb heat exchanger; a heat exchange pipe system is arranged above the upper heat transfer protective device; a furnace opening is arranged above the heat exchange pipe system; a coal feeding opening and an air inlet are arranged on the outer side of the hearth; the coal feeding opening is arranged below the control system; the air inlet is positioned below the coal feeding opening; the fan controller is arranged at the exterior of the air inlet; the upper heat transfer protective device is communicated with the honeycomb heat exchanger; and the upper heat transfer protective device is communicated with the heat exchange pipe system.

The invention relates to a bus, in particular to an energy-saving and lighting handrail used for a bus. The energy-saving and lighting handrail used for the bus comprises a mounting body, a transmission device, a handle, an electricity generating module and an electricity storing module. the mounting body is connected with a handrail frame in the bus, the transmission device is arranged on the mounting body, and the handle is connected with the transmission device; the electricity generating module is connected with the mounting body, the electricity storing module is arranged on the mounting body, and the electricity storing module is connected with the electricity generating module. The energy-saving and lighting handrail used for the bus adopts a ratchet wheel pawl transmission used for filling and mining to transmit, the one-way rotating demand of an existing electricity generating module is met, and through the design of the direction of turning of a pawl, the electricity generating function can be achieved in the bidirectional process of the front and back movements of the handle; and kinetic energy generated in the bus running process of passengers in the bus is changed into lighting electric energy, energy loss can be greatly reduced, and energy can be saved.

The invention discloses an extractor hood as well as a control method and system thereof as well as a turn-off detection method and apparatus. The method comprises the following steps: acquiring a reference temperature when a cooking device is turned off, and acquiring a current actual cooking temperature of the cooking device in real time; acquiring a reference temperature difference according tothe current actual cooking temperature of the cooking device and the reference temperature; determining whether the actual cooking temperature of the cooking device is in a temperature rising trend or not according to the reference temperature difference; if the actual cooking temperature of the cooking device is not in the temperature rising trend, calculating a heat loss rate according to the current reference temperature difference and the reference temperature difference of a next moment; and determining whether the cooking device is turned off or not according to the heat loss rate, so that the turn-off of the cooking device can be accurately identified when the temperature of the cooking device is not increased, the turn-off or low-fire conditions of the cooking device can be effectively distinguished, the energy is effectively saved, and the user experience is improved.

The invention discloses a dye vat water circulation system, and belongs to the field of textile printing and dyeing equipment. The dye vat water circulation system comprises a dye vat (1) and a water injection pump (6) for injecting water into the dye vat (1), and a heat exchanger is arranged in the dye vat (1). The dye vat water circulation system is characterized in that a recycled water tank (9) is arranged, a heat exchange water outlet of the heat exchanger is connected into the recycled water tank (9) through a pipeline, a water inlet of the water injection pump (6) is connected to the bottom of the recycled water tank (9) through a pipeline, a water outlet of the water injection pump (6) is connected to the top of the dye vat (1) through a dye vat water filling pipe (2), and a water hammer eliminating branch is arranged between the water injection pump (6) and the recycled water tank (9). According to the dye vat water circulation system, secondary application of heat exchange water of the heat exchanger is realized by the aid of the recycled water tank, waste of water resources is avoided, and water hammer in the pipelines is eliminated when the water injection pump stops working.

The invention discloses an air purifier achieving adjustable indoor airflow and an efficient purifying method, and belongs to the field of indoor air purifying. The air purifier comprises an indoor airflow field adjusting system, a dust filtering system, a toxic and harmful gas absorption system, a carbon dioxide absorption system, a power supply system, a display operation system and a control system. The purifying method includes the steps that air quality conditions at all indoor positions are automatically detected and displayed, and according to detected air quality data, the air purifier expel toxic and harmful gas to the position nearby an air inlet of the air purifier through a certain control method; a control system can automatically adopt appropriate purifying intensity according to concentration conditions of all contaminants. The air purifier and the efficient purifying method have the advantage that indoor air is evenly and efficiently purified in an energy-saving mode and can be applied to purifying air in a family, an office, a meeting room and a ward.

The invention discloses a sedimentation type self-propagation reactor for a compound containing silicon and nitride. The reactor comprises a furnace body, a solid material inlet, a gas inlet and a material outlet; the solid material inlet is arranged in the upper portion of the furnace body to guide a silicon-containing solid material to enter into the furnace body, a pulse pneumatic component isarranged on the solid material inlet, and the silicon-containing solid material is pushed into the furnace body by a pulse pneumatic method; the gas inlet is arranged in the side of the furnace body,and is configured to form a self-propagation reaction with the silicon-containing solid material in the furnace body after a nitrogen gas is introduced, wherein the reaction zone is corresponding to areaction zone in the furnace body; and the material outlet is arranged in the bottom of the furnace body, and is configured to output the compound containing the silicon and the nitride after the self-propagation reaction. The self-propagation reaction is carried out in the reactor provided by the invention, a heating member is not needed to be arranged to heat the furnace body, so that energy sources can be saved.

The invention discloses a wind-solar electricity generation system used on an expressway. The wind-solar electricity generation system is composed of a solar photovoltaic array, a wind turbine, a permanent magnet generator, an electric wire, a power grid, a load and the like. When sunlight shines on the solar photovoltaic array, the solar photovoltaic array converts light energy into electric energy so as to generate electricity; when vehicles running on the expressway pass through isolation zones, wind power is generated to drive the generator to generate electricity. According to the working mode, the permanent magnet generator outputs an alternating current, the alternating current becomes a direct current after being rectified, and the direct current from the permanent magnet generator and a direct current from the photovoltaic array charge a storage battery under the control of a controller. The controller not only controls the permanent magnet generator and the solar photovoltaic array to charge the storage battery but also manages charging of the storage battery for the load. A variable speed and constant frequency control model is adopted for the wind-solar electricity generation system, the permanent magnet generator is adopted as an engine, and therefore stable and continuous electric energy can be provided, and power frequency alternating current 220V electric energy and power frequency alternating current 380V electric energy can be provided.

The invention discloses an energy system, and belongs to the technical field of energy utilization. The energy system comprises temperature adjusting devices and terminal heat exchangers; a condenserof each temperature adjusting device is in communication with the corresponding terminal heat exchanger in a heat conduction mode through a first transfer heat exchanger; an evaporator of each temperature adjusting device is in communication with the corresponding terminal heat exchanger in a heat conduction mode through a second transfer heat exchanger; the terminal heat exchangers are arranged in a water heater; the terminal heat exchanger is used for adjusting the temperature of the water heater by utilizing the energy generated by the condensers and the evaporators of the temperature adjusting devices. According to the energy system, the temperature adjusting devices can be utilized by the terminal heat exchangers; the heat generated by the condensers is used for adjusting the temperature of the water heater, so that the energy is saved. The invention further discloses a control method and device of the energy system and a storage medium.

The invention belongs to the field of road engineering and discloses a polyurethane polyurea modified asphalt mixture. The polyurethane polyurea modified asphalt mixture is prepared from raw materials in parts by weight as follows: 100 parts of aggregate, 1-10 parts of polyurethane polyurea and 0-10 parts of asphalt. The provided polyurethane polyurea modified asphalt mixture has excellent high-temperature anti-rutting capability and low-temperature embrittlement-resistant capability; during preparation, the blending and compacting temperature is low, the operation is simple, the working efficiency is improved, and the polyurethane polyurea modified asphalt mixture has excellent energy-saving and emission-reducing effects; the requirements for pavement performance are completely met, and the polyurethane polyurea modified asphalt mixture can be applied to pavement engineering such as paving, reinforcement, repairing and the like.

The invention relates to a production line and process of a steel road barrier with an epoxy zinc-based polyester composite coating. The production line of the road barrier is a fully-automatic production line, the production line has the advantages of stable product quality, small labor amount and high efficiency in the process from strip steel loading to one-step finishing of product molding; the produced steel road barrier adopts a double-layer anticorrosive structure including a zinc-based epoxy coating and a polyester coating to replace the traditional hot galvanizing, hot galvanizing and polyester hot-dipping as well as hot galvanizing and polyethylene hot-dipping technologies, so that a product is stable in quality, good in anticorrosion, long in service life and capable of meeting the requirements for coating uniformity and range as well as coating anticorrosion, the coating range does not exceed 40mu m, and the service life of the coating is also prolonged by more than 20% than that of a conventional product; in addition, the production process of the steel road barrier is environment-friendly and pollution-free, and the curing temperature of the coating is only 200 DEG C, while the hot galvanizing temperature is 450 DEG C, so that energy is saved, and the loss of the produced heat energy is reduced by more than 60%.

The invention relates to the technical field of NID semi-dry desulfurization, in particular to a circulating ash feeder with high feeding speed. The circulating ash feeder comprises a feeder head end cover, a shell, a feeder tail end cover and a rotating shaft. The rotating shaft is arranged in an inner cavity of the shell, one end of the rotating shaft is fixedly arranged on the feeder head end cover, and the other end of the rotating shaft penetrates through the feeder tail end cover and then is connected with a speed reduction motor. A rotor is further arranged in the inner cavity of the shell and tightly nested on the rotating shaft, and a plurality of rectangular center plate are circumferentially distributed on the periphery of the rotor; a feed port is formed in the upper surface of the shell, a discharge port is formed in the lower surface of the shell, one end of the rotor is located over the discharge port, and the other end of the rotor is located under the feed port. When the circulating ash feeder is in use, circulating ash thrown in from the feed port is transmitted to the discharge port end through the center plates on the rotor, feeding efficiency is greatly improved, the requirement for treating a large amount of flue gas is met, operation cost can be lowered, and energy can be saved. The circulating ash feeder has the advantages of being simple in structure, reasonable in arrangement, low in manufacturing cost and the like.

The invention relates to a plate transporter and solves the problems that the prior production line is large in length, large in floor area, high in production cost, complex in maintenance process, and inconvenient to use and operate. The plate transporter is technically characterized by comprising a transporting frame for picking and placing plates, a transition frame with a slide rail, a bench, and a driving mechanism for driving the transporting frame to transport plates between the transition frame and the bench. The driving mechanism comprises first gears, second gears, third gears, reciprocating cylinders, racks, second links, and first links, wherein the first gears, the second gears and the third gears are meshed in sequence, the racks driven by the reciprocating cylinders are meshed with the first gears, the second links fixed to the first gears are hinged to the transporting frame, and the first links fixed to the third gears are hinged to the transporting frame. The plate transporter further comprises a pusher and third links, wherein the pusher moves along the slide rail and the third links hinged to the first links, the second links or the transporting frame are hinged to the pusher. The plate transporter is simple in structure, easy to maintain, low in production cost and stable and safe in transporting process.

The invention discloses a waterless toilet system for urban municipal administration. The waterless toilet comprises a waterless toilet body, a moving mechanism is fixedly arranged at the bottom end of the waterless toilet body, a safety door is hinged to the front face of the waterless toilet body, a shutter is fixedly arranged at the bottom of the front surface of the safety door, the bottoms ofthe two sides of the waterless toilet body are each fixedly provided with two vertical plates through bolts, limiting plates are fixedly arranged at the bottom ends of the four vertical plates, and limiting holes are formed in the top ends of the four limiting plates. The beneficial effects of the system are that: an arranged solar cell panel can convert light energy into electric energy to be stored in a storage battery, the storage battery supplies power to an illuminating lamp and an induced draft fan, an inductive switch controls the illuminating lamp, and the inductive switch can turn onthe illuminating lamp after inducting a human body, so energy is saved in this way; and the induced draft fan is controlled through a timer, so the working time and sleep time of the induced draft fan can be set.

The invention relates to the technical field of wear resistant metal materials, and discloses a medium-manganese steel crusher hammerhead and a making method thereof. The medium-manganese steel crusher hammerhead comprises 0.65-1.15wt% of C, 0.1-0.8wt% of Si, 5-10wt% of Mn, 0.05-0.2wt% of Ti, 0.1-0.5wt% of Al, 0.015-0.04wt% of N, 0.015-0.08wt% of S, 0.015-0.08wt% of P, 0.1-0.36wt% of Ce, 0.005-0.2wt% of RE, and the balance Fe. Medium-manganese steel with a stable austenite structure is obtained by reducing the content of Mn and C and adjusting the ratio of Mn to C, has enough toughness under very strong impact conditions, and has a good wear resistance; the making method has the advantages of simplicity and stable quality control; the addition of a proper amount of Ce improves the boning strength of the hammerhead; and the hammerhead made in the invention has the advantages of good toughness, high strength and long service life.

The invention belongs to the technical field of seawater breeding and in particular discloses a large-scale factory-like workshop polyculture method for stichopus variegates and trachinotus ovatus. Technical measures such as breeding pretreatment, larva casting and feeding and breeding environment regulation and control are taken, larva casting specifications and time are reasonably arranged, andwith the combination of stichopus variegates larva culture and trachinotus ovatus breeding technologies, ecological mutual beneficial and complementary polyculture of the stichopus variegates and thetrachinotus ovatus can be successfully achieved. The polyculture method takes the advantages of characteristics that the stichopus variegates have bottom-dwelling living and intake excrement of the trachinotus ovatus and organic detritus and microorganisms generated after residual feeds are decomposed, conditions applicable to polyculture are designed, factory-like workshop trachinotus ovatus breeding water environments can be improved, growth of the trachinotus ovatus can be promoted, then the water change rate can be reduced, and the energy can be saved; and meanwhile, the stichopus variegates needs no extra feeding to promote growth, and the product income can be increased.

The invention provides a special two-section BM type screw rod for a wire and cable extruder. The homogenization effect is ideal, the probability of material self-heating is low, the consumed motor power is low, and the material conveying capacity is high. The special two-section BM type screw rod comprises a feeding section, a melting section and a homogenizing section, wherein a main thread is formed in the screw rod in the whole course; a first auxiliary thread and a second auxiliary thread which are connected end to end are formed in the melting section in the whole course; the groove depth h1 of the main thread is larger than the groove depth h2 of the first auxiliary thread and the groove depth h3 of the second auxiliary thread; the spiral angle Phi 1 of the main thread is smaller than the spiral angle Phi 2 of the first auxiliary thread; the spiral angle Phi 2 of the first auxiliary thread is smaller than the spiral angle Phi 3 of the second auxiliary thread; a double thread is arranged on the front section of the feeding section; the upper surfaces of the first auxiliary thread and the second auxiliary thread are arc-shaped; and the length-diameter ratio of the screw rod is 30:1, and the compression ratio i of the screw rod is equal to 1.3-1.8.

The invention discloses an arc trajectory vibrating screen, and belongs to the field of vibrating screening machines. Vibrating strength of a screening machine is matched with distribution of materials on a screen face. The vibrating screen is mainly composed of a screen box, the screen face, vibrators, a vibrating reduction supporting device and a base. The vibrators are mounted on the feeding end of the screen box, and the feeding end of the screen box is connected with the base through the vibrating reduction supporting device; the discharging end of the screen box is hinged to a horizontal mandrel fixed to the base through an elastic plate or connecting plate, and the length of the elastic plate is smaller than the length of the screen box; the vibrators are single-shaft vibrators or double-shaft vibrators, and the center line of a vibrating shaft of each single-shaft vibrator and the axis line of a horizontal mandrel seat located on the base are located in the same plane; and the plane where the center line of two vibrating shafts of each double-shaft vibrator is located passes through the axis line located on the horizontal mandrel seat on the base, and the longitudinal positions of the vibrators are located between the gravity center of the screen box and the feeding end of the screen box. The vibrating screen has the beneficial effects of being reasonable in structure, stable in work and high in screening efficiency, saving raw materials and energy and the like, and is suitable for screening work of various materials.

The invention relates to a household electric appliance, and especially relates to a timing energy-saving plug. The timing energy-saving plug is composed of a plug, a timer, a jack and a plastic housing. The plastic housing is composed of two surfaces, i.e., an upper surface and a lower surface; the plug is cast on the lower surface of the plastic housing; the timer is fixed on the upper surface of the plastic housing; the jack is arranged at the tail portion of the plastic housing; a pair of jack reeds are fixed in the power supply jack; one metal sheet in the power supply plug is connected with the binding post of the timer through a lead; one reed of the pair of the jack reeds in the power supply jack is connected with an another binding post of the timer through the lead; and an another metal sheet in the power supply plug is connected with the other reed in the pair of the jack reeds through the lead. The timing energy-saving plug can effectively control the use time of an electric appliance and performs timing on the household electric appliance, thereby saving energy.

The invention discloses an energy-saving environment-friendly pavement sweeping device, and belongs to the field of environment-friendly pavement sweeping. The energy-saving environment-friendly pavement sweeping device comprises a base. Three-layer annular high-pressure air storage pipes are fixedly connected onto the base. The energy-saving environment-friendly pavement sweeping device has the advantages that solar power generation can be carried out by a folding solar panel on the top of the corresponding three-layer annular high-pressure air storage pipe, generated electric power can be stored in a storage battery, accordingly, driving motors can be started by the electric power to drive wheels to rotate, and the energy-saving environment-friendly pavement sweeping device can move; high-pressure air can be stored in the three-layer annular high-pressure air storage pipes, the three-layer annular high-pressure air storage pipes are connected with pneumatic motors in three driving bodies on the base by air outlet pipes, the wheels can be driven by the pneumatic motors via bevel pinions and bevel gear wheels to rotate again, power assisting effects can be realized, and accordinglymovement and sweeping can be carried out; noise pollution can be effectively reduced, environmental pollution due to emissions generated during diesel or gasoline engine combustion can be effectivelyprevented, and energy can be saved.

The invention relates to a high-temperature firing-free gasket for welding and a manufacturing method of the gasket. The gasket is provided with a ceramic main body and is characterized in that the ceramic main body is a pressed ceramic blank; an arc groove is formed in the front surface of the ceramic main body; and an alloy material is filled and solidified in the arc groove. The manufacturing method comprises the steps of mixing and pressing multiple high-temperature firing-free inorganic nonmetal raw materials into a ceramic main body blank, filling the mixed raw material mainly comprisingalloy powder into the shallow groove in the front surface of the blank, performing pressing formation, and drying a finished product at last. The gasket is not required to be subjected to high-temperature firing formation; the energy is saved; the manufacturing cost is lowered; furthermore, when the gasket is used for the welding, alloy elements in the shallow groove of the gasket are molten intowelding joints; an alloy element content of a surface layer of the welding joint is increased; and the corrosion resistance of the welding joint is improved.