33results about How to "Expand the scope of use" patented technology

A longitudinally segmented acoustic transducer for a cement bond logging (CBL) tool having a plurality of adjoining PZT ring-like segments driven synchronously in parallel by one or more pulses and caused to vibrate in an anti-resonant mode, substantially below the resonant frequency of an individual segment when used in a transmitting application. When used in a receiving application, each of the plurality of transducer rings are caused to vibrate by acoustic signals detected by the transducer array, also in an anti-resonant mode. High speed digital signal processing enables on-depth, high quality data for all azimuths at each depth to be obtained, processed, normalized and either sent to the surface in real time for each 20 Hz firing cycle, as the CBL tool is pulled toward the surface, or stored in a memory module in digital form for later retrieval. Built-in calibration factors used for normalizing the output signals to the operating conditions of use may be accessed at any time.

The invention discloses an environmental law case storage and query system, including a human-machine operation module, an identity authentication module, a data mining module, a web crawler module, an individual database, a public database, a web crawler module, a central processor, a search module, a difficult problem summary module, an artificial expert module, a display screen and a voice module. The invention can input case storage data and case query data in various ways and acquire brief introduction and specification of a queried case, environmental articles involved in the case, corresponding interpretation, application case data and measurement of penalty details to each article, logic and business relationships of articles of law, explanation audio and video data of each law and regulation, and the like at one time, the use by users is greatly facilitated, the scope of use is also broadened, meanwhile, the system comes with a database update function, and when a case is input, the system comes with an article and case query function to further facilitate the use.

The invention discloses organic electrolyte capable of improving low-temperature performance of a lithium manganese battery. A main salt of a lithium salt is lithium perchlorate, an auxiliary salt of the lithium salt is selected from lithium hexafluorophosphate, lithium tetrafluoroborate, lithium trifluoromethanesulfonate, lithium bis(oxalate) borate,lithium bis(trifluoromethanesulphonyl)imide, lithium bis(fluorosulfonyl)imide, lithium oxalyldifluoroborate and lithium iodide; an organic solvent is a mixed solvent of cyclic esters, linear esters, ethers and sulfones; an additive is selected from an additive A and an additive B, wherein the additive A is selected from benzoic acid, phenylacetic acid, benzoic anhydride, phthalic anhydride, m-phthalic anhydride and terephthalic anhydride, and the additive B is selected from 2,6-di-tert-butyl-4-methylphenol, tert-butylhydroquinone and butylated hydroxyanisole. By adopting the organic electrolyte, the low-temperature discharging performance of the lithium manganese battery can be obviously improved, and the application range of the lithium manganese battery can be effectively enlarged.

The invention discloses a battery pinch plate. A hot switching control circuit is arranged in the pinch plate, and a power supply input interface is arranged on the pinch plate; and the battery pinchplate comprises a power switch, a current unidirectional flow control circuit, a hot switching compulsive opening circuit, and an MCU enable circuit, the current unidirectional flow control circuit isarranged on a power supply output line for realizing unidirectional flow of current, the MCU enable circuit is respectively connected with the power switch and the hot switching compulsive opening circuit, the hot switching compulsive opening circuit is further connected with the power supply input interface, and the MCU enable circuit controls the on-off of the power switch according to an enable signal EN-Bn. The battery pinch plate disclosed by the invention realizes the power supply of high-power electrical equipment and can continuously supply power for a long time; and in the case of multilevel power supply input, any hot plugging of the power supply can be realized, and the reliability is high.

The invention discloses a common screw Rama which can change the stress condition of a pushing head and prolong the service life of the pushing head. The common screw Rama comprises a pushing base, a pushing screw and at least one pair of hook claws, wherein a pushing threaded hole matched with the pushing screw is formed in the center of the pushing base; a drive cap is arranged on the top of the pushing screw; the pushing head is arranged at the bottom of the pushing screw; the pushing base is respectively connected with the corresponding hook claw through a connection plate; and a hard sphere is embedded on the end surface of the pushing head. The Rama is widely applied to detachment of fastening components, such as various shaft couplers, gears, bearings and belt wheels, on shafts.

The application relates to an intelligent skin force tactile information calibration method based on temperature. The intelligent skin force tactile information calibration method based on the temperature comprises the following steps: placing the intelligent skin in a vacuum environment; recording pressure output values of a force tactile sensor array collected by an information acquisition and processing unit without external pressure at different temperatures; applying a load that increases according to a certain rule to the intelligent skin at the same time interval, and simultaneously recording the information output by an internal force tactile sensor array and a temperature sensor array at each moment; applying a gradually decreased load that changes according to a certain rule at the same time interval to the intelligent skin, and simultaneously recording the information output by the internal force tactile sensor array and the temperature sensor array at each moment; and analyzing the relationship between the output pressure of the force tactile sensor array and the actual pressure, and the relationship between the output temperature and the actual temperature separately,and storing the analysis results in the information acquisition and processing unit. By means of the intelligent skin force tactile information calibration method based on the temperature, the intelligent skin monitors the force tactile information in the environment more accurately.

The invention provides computer-based interactive teaching equipment. The computer-based interactive teaching equipment comprises a plurality of student computers, a data switchboard, a communication network, a teacher computer and auxiliary equipment, wherein downlinks of the student computers are connected with the data switchboard, a downlink of the data switchboard is connected with the communication network, the communication network is connected with the teacher computer, and a downlink of the teacher computer is connected with the auxiliary equipment. The computer-based interactive teaching equipment has the advantages that the computer-based interactive teaching equipment is simple in structure, convenient to use and highly interactive and can enable real-time, interactive and lively teaching activities between a teacher and students so as to be beneficial to improvement in teaching quality; a security encryption and authority control module is configured to enhance transmission content security so as to widen use range; a cloud storage module can help students continue learning after class, so that teaching effects are improved.

The invention belongs to the technical field of pipeline joints, and particularly relates to a stainless steel sealing tube joint. The stainless steel sealing tube joint comprises a joint body and stainless steel tubes; threads are arranged on the outer wall of the stainless steel tube; the joint body is a rubber tube, the inner wall of the two ends of the joint body is provided with first threads, second threads are arranged in the middle of the inner wall of the joint body, the large diameter of the thread of the second threads is larger than that of the large diameter of the thread of the first threads, and the joint body can adapt to two stainless steel tubes with different diameters through the first threads and the second threads; clamping hoops are arranged on the outer wall of thejoint body in a sleeved mode; and the clamp hoops are fastened with the joint body and the stainless steel tubes which are matched together through bolt fasteners. According to the stainless steel sealing tube joint, the first threads and the second threads are arranged on the joint body, so that the tube joint can be connected with two stainless steel tubes with different diameters, and the use range is expanded; and meanwhile, the stainless steel tubes at the two ends of the tube joint can be tightly and firmly connected through the clamping hoops and supporting blocks which can be insertedinto each other, and the connection fastening performance is strong.

The invention discloses a light flame-retardant fiber plate sandwiched phenolic foam composite plate which comprises an upper face layer, a lower face layer and a core layer. Flame-retardant fiber plates are adopted as the upper face layer and the lower face layer, hard phenolic foam is adopted as the core layer, an enhanced adhesive layer is added between every two layers, and the enhanced adhesive layers are prepared from 70.0-80.0 parts of enhanced adhesive, 1.0-5.0 parts of curing agent and 15.0-25.0 parts of flour. The manufacturing process flow comprises the following steps that the hard phenolic foam is subjected to two-face gluing manually or through a gluing machine, and the phenolic foam subjected to two-face gluing is placed on the flame-retardant fiber plates for blank assembling. According to composite plate blank assembling, after hot pressing is carried out for 0.5-10.0 min at the temperature of 100 DEG C to 200 DEG C, the composite plate is output. The bonding strength of the composite plate is improved, and meanwhile the composite plate has the performance of being light, preserving heat, insulating heat, retarding flames and preventing fire. The manufacturing method of the composite plate can achieve mechanical/automatic production, and the remarkable advantages of being high in production efficiency, low in manufacturing cost, simple in production process, high and stable in product quality and the like are achieved.

The invention relates to an integrated type testing device for flying control of a flying machine. The integrated type testing device for the flying control comprises a mother board and a daughter board. The mother board of the flying control computer comprises a central processing unit, a flying controller parameter configuration memorizer, a flying data memorizer (secure digital) SD card, an input port, a pulse-width modulation (PWM) output port and a terminal, wherein the central processing unit is used for calculating algorithms, the input port is used for external PWM signals, the PWM output port for controlling a steering gear, and the terminal capable of carrying out alternating-direct (AD) conversion and direct-alternating (DA) conversion. The flying controller parameter configuration memorizer electrically erasable programmable read-only memory (EEPROM) and the flying data memorizer SD card are connected with the central processing unit through a serial peripheral interface (SPI) and an I2C bus. The daughter board comprises an integrated type triaxial accelerometer, a triaxial magnetometer, a triaxial angular velocity gyroscope, a barometric altimeter, an airspeedometer and a global locating system (GPS), wherein the integrated type triaxial accelerometer, the triaxial magnetometer, the triaxial angular velocity gyroscope, the barometric altimeter, the airspeedometer and the GPS are connected with the mother board respectively through a universal asynchronous receiver/transmitter (UART) interface and an AD conversion interface. The integrated type testing device for the flying control supplies a platform base for the algorithm research of a flying machine navigation system, and has high practical value in the field of meteorological observation, forest fire prevention, traffic monitoring and the like.

The invention belongs to the technical field of cigarette tobacco blends, and particularly relates to an expanded cut tobacco composition of fluecured tobacco and yellow sun-cured tobacco and a low-tar cigarette added with the expanded cut tobacco composition. The expanded cut tobacco composition of the fluecured tobacco and the yellow sun-cured tobacco is blended expanded cut tobacco which is made of the fluecured tobacco and the yellow sun-cured tobacco according to the weight proportion of 5.5 to 6.5:4.5 to 3.5 by the carbon dioxide expansion technology. The delicacy of tobacco aroma can be slightly increased, the richness can be slightly decreased, aftertaste residue can be slightly reduced, the cut tobacco composition of the fluecured tobacco and the yellow sun-cured tobacco can manifest the characteristic of high characteristic tobacco aroma richness of the yellow sun-cured tobacco under low concentration and also partially improve the defects of the yellow sun-cured tobacco, such as slightly rough tobacco aroma, slightly high irritation, dry aftertaste and residue, and is blended in low-tar products according to a certain proportion in order to achieve the effect of improving taste intensity, and moreover, the intrinsic quality meets the requirement on rich, harmonious aroma, moderate tobacco aroma richness, high satisfiability, pure taste and no irritation.

The invention provides a novel multi-teeth thread milling cutter which is characterized by comprising a cutting head used for cutting a workpiece, and a tool shank used for clamping, as well as a cutter arbor used for connecting the former two, wherein the diameter of the cutter arbor is smaller than that of the cutting head and the tool shank; a plurality of cutting sections in the same structure are arranged on two edges of the cutting head, and a plurality of cutting teeth are arranged on the cutting sections; tool nose heads are arranged on the cutting teeth; a tool shank bottom is also arranged on the tool shank; and the middle part of the tool shank is concave. According to the invention, with the tool shank, the milling cutter can be easily held, so as to facilitate the processing of screws for deeper inner holes, and accordingly, the thread milling cutter is widened in application range. The milling cutter with the plurality of cutting teeth can effectively improve the thread processing efficiency during processing, and therefore is suitable for processing and production of mass internal threads.

The invention discloses a formula of an earthworm protein calcium tablet. The tablet includes: by weight, 21-25 parts of earthworm protein containing 65% protein, 6-10 parts of rhizoma polygonati, 6-10 parts of jujubes, 11-15 parts of fructus lycii, 11-15 parts of longan pulp, 6-10 parts of hawthorn fruits, 6-10 parts of raspberries, 6-10 parts of honey, 3.3 parts of white spirit, 6-10 parts of calcium acetate, 0.4-1.2 parts of magnesium stearate and 8-12 parts of hydroxypropylcellulose. The invention further provides a production method of the earthworm protein calcium tablet. The method includes the following steps of weighing, cleaning, cutting into blocks, processing (roasting and boiling), drying, crushing, sieving and cellaring. The formula takes the earthworm protein, the rhizoma polygonati, the jujubes, the fructus lycii, the longan pulp, the hawthorn fruits, the raspberries and the honey as the raw materials for liquor brewing, the functions of reducing and relieving hypertensions are achieved, and meanwhile calcium can be effectively supplemented. In addition, the brewing process of a liquor is simple, not only suitable for people to perform by themselves, but also suitable for large-scale production in a winery.

The invention discloses plant dip dyeing liquid used for purifying a nitrogen and phosphorus polluted water body and a preparation method thereof. According to a formula, the plant dip dyeing liquid is composed of the following raw materials of, by weight, 10-50 parts of calamus, 10-50 parts of water spinach, 1-10 parts of a potassium permanganate solution, 100-200 parts of allyl monomers, 60-150 parts of clay, 10-30 parts of auxiliary raw materials and 500-1000 parts of sterile water. The calamus and the water spinach are used as the plant raw materials, extracted and combined with the two materials of the allyl monomers and the clay, the nitrogen and phosphorus treatment degree is improved, the plant dip dyeing liquid is low in cost, and only swells instead of being dissolved, the mass transfer resistance to an adsorbent in the adsorption process can be reduced to enable an adsorption system to rapidly reach adsorption equilibrium, and the using range of the plant dip dyeing liquid prepared from the calamus and the water spinach through dilution is enlarged.

The invention discloses a foundation pit dewatering test device for urban rail traffic. A foundation pit wall, a vehicle body arranged above the foundation pit wall and a lifting frame located in thefoundation pit wall are included. The vehicle body is movably arranged on the two sides of the top end of the foundation pit wall. The vehicle body comprises side supports arranged on the two sides and a supporting plate connecting the two side supports. The bottom end of each side support is provided with a universal wheel through a landing leg. Each side support and the supporting plate are fixedly connected through a second electric push rod. The lifting frame is located under the supporting plate and is of a rectangular frame structure. A second winding roller is fixed to each of the fourcorners of the top end face of the lifting frame. According to the foundation pit dewatering test device for urban rail traffic, the inclination angle of the lifting frame can be automatically adjusted, accordingly, the dewatering angle can be adjusted, accordingly, different-angle dewatering is achieved, meanwhile, the integral structure can be moved out of a foundation pit at any time, and fixing is not needed.

The invention discloses a wear-resistant aluminum alloy. The wear-resistant aluminum alloy comprises an aluminum alloy base material and a self-lubricating composite material attached to the surface of the aluminum alloy base material, wherein the self-lubricating composite material is prepared from the following components in parts by weight: 50-60 parts of aluminum powder, 3-5 parts of silicon powder, 20-25 parts of tungsten disulfide powder and 15-20 parts of polyether-ether-ketone. The invention further discloses a preparation method for the wear-resistant aluminum alloy. According to thewear-resistant aluminum alloy and the preparation method thereof, by means of interface metallurgical bonding, a Si-Al continuous phase framework structure is obtained on the surface of the aluminum alloy, so that the adhesive force of a coating and the base material is improved, meanwhile, tungsten disulfide and the polyether-ether-ketone are inlaid in the framework material to form a self-lubricating wear-resistant layer, so that the friction coefficient of the surface of the aluminum alloy is greatly decreased, and the wear resistance of the aluminum alloy is improved.

The invention relates to a sound-proof thermal insulating door and belongs to the technical field of design of doors. The sound-proof thermal insulating door comprises a door frame and a door sheet. The door frame is buckled to the periphery of the door sheet. The door sheet is composed of an inner panel and an outer panel. The sound-proof thermal insulating door is characterized in that thermal insulating layers are arranged between the inner panel and the outer panel, the thermal insulating layers comprise the inner thermal insulating layer and the outer thermal insulating layer, the inner thermal insulating layer is arranged on the inner panel, the outer thermal insulating layer is arranged on the outer panel, a plurality of transverse plates are transversely arranged between the inner thermal insulating layer and the outer thermal insulating layer in parallel, a plurality of longitudinal plates are longitudinally arranged between every two adjacent transverse plates in parallel, the longitudinal plates and the transverse plates form a plurality of grid holes, and sound-proof packing is arranged in each grid hole. The sound-proof thermal insulating door is simple in structure; in the using process, the sound-proof thermal insulating door has the functions of blocking sound and preserving heat in addition to the functions of a common wooden door or a composite wooden door, and can effectively achieve the effects of muting, sound insulation, heat preservation and confidentiality, thereby greatly expanding the application range of wooden doors or composite doors.

The invention discloses a direct current charging system supporting national standard and European standard double-gun charging. The system comprises a power battery, a battery management device, a national standard charging loop and a European standard charging loop. The power battery is connected with the battery management device; the national standard charging loop comprises a first national standard charging loop and a second national standard charging loop, and the first national standard charging loop and the second national standard charging loop are correspondingly provided with a first national standard charging socket and a second national standard charging socket respectively; the European standard charging loop comprises a first European standard charging loop and a second European standard charging loop, and the first European standard charging loop and the second European standard charging loop are correspondingly provided with a first European standard charging socket and a second European standard charging socket respectively; and the first national standard charging loop, the second national standard charging loop, the first European standard charging loop and the second European standard charging loop are all connected with the battery management device. The technical scheme of the invention is suitable for both national standard double-gun charging and European standard double-gun charging.

The invention discloses a high-strength concrete mixture, which is prepared from the following raw materials in parts by weights: 240-445 parts of cement, 938-1200 parts of gravel used for construction, 625-700 parts of sand used for construction, 200-245 parts of construction waste, 37-53 parts of slag micro-powder, 22-29 parts of fiber, 3-5 parts of a pumping agent, 5-7 parts of a concrete reducer, 4-6 parts of an anti-mud agent, 8-15 parts of a water reducing agent and 79.04-149.6 parts of water. The high-strength concrete mixture has the advantages of saving the amount of cement under theuse of higher mud content raw materials, not affecting the basic properties of the concrete mixture, and reducing cost.

The invention discloses weeding equipment for real estate land development, and belongs to the technical field of weeding. The weeding equipment comprises a bottom plate; a box body is fixedly connected with the upper surface of the bottom plate; a limiting plate is fixedly connected with the upper surface of the bottom plate and located at the right side of the box body; a fixed box is fixedly connected with the upper surface of the bottom plate and located at the right side of the limiting plate; a controller is fixedly connected with the upper surface of the box body; a protective shell is fixedly connected with the front surface of the fixed box; weeding wheels are rotatably connected with the interior of the protective shell; a collecting box is fixedly connected with the outer surface of the limiting plate; a permeable plate is fixedly connected with the left side of the box body; walking wheels are rotatably connected with the lower surface of the bottom plate; and limiting columns are connected with the lower surface of the limiting plate. Compared with the prior art, the weeding equipment for real estate land development has the beneficial effects that rapid weeding can be carried out, and dust generated by the weeding wheels in the weeding process can be collected, so that the problem that the dust splashes outwards and influences weeding of workers is avoided.

The invention discloses a control method of hand input, comprising the following steps: detecting the current input state; when judging the current input state is the hand input state, monitoring the vibration situation of a mobile terminal; obtaining the vibration situation parameter in the preset time interval; judging whether the vibration situation is abnormal; when the vibration situation is abnormal, collecting the sampling point of hand input on a screen and hand input track information; and according to the collected sampling point of hand input, hand input track information and the obtained vibration situation parameter in the preset time interval, correcting the hand input track. The invention also correspondingly discloses a hand input control device. When the invention is applied, according to the vibration situation of the monitoring terminal and the vibration degree, misoperation to the screen by a user is automatically corrected, thus improving the handwriting identification efficiency under the vibration situation, and improving user satisfaction degree.

The invention discloses a finish-coat paint. The finish-coat paint is composed of a component A and a component B at a mass ratio of 1.25:4; the component A comprises, by weight, 20 to 30 parts of deionized water, 70 to 80 parts of hydroxyl acrylic monomer, and 0.1 to 0.2 part of a dispersant; the component B is isocyanate. The finish-coat paint is excellent in weatherability; coating film servicelife is prolonged; the finish-coat paint possesses chemical resistance, doodle resistance, is suitable to be used at poor environment conditions, and the using range of the finish-coat paint is enlarged.

The invention provides a PC-based polyacrylonitrile carbon crystal material. The PC-based polyacrylonitrile carbon crystal material comprises the following raw materials, in percentages by weight: 40-50% of a polycarbonate raw material, 0.1-1% of sodium potassium silicate, 0.1-3% of phthalic anhydride, 0.1-3% of blue vitriol, 0.1-3% of praseodymium oxide, and 40-60% of a polyacrylonitrile carbon crystal. The PC-based polyacrylonitrile carbon crystal material provided by the invention breaks through the application field of traditional PC, imparts electrical and thermal conductivity to a PC material, greatly expands the use range of the PC material, and can be applied to the fields of self-heating PC films and the like.

The invention discloses a solar generator set comprising a solar panel, a frame, a wire, support frames, a handle, a host box top cover, a motor box casing, a large-capacity power storage device, a control switch, a USB interface, a plug interface, an annular interface, and an indicator lamp. The support frames are installed at the surfaces of the two sides of the frame and are connected by screws; and the wire is connected with the solar panel electrically. According to the solar generator set disclosed by the invention, because the large-capacity power storage device is arranged independently, when the sunlight reaches the solar panel, the solar panel converts the solar energy into electrical energy and the electrical energy is transmitted to the inside of the motor box casing by the wire, the excessive power is transmitted to positive and negative plates for storage, and a beam concentration cover controls the positive and negative plates to avoid lots of power losses; and if poweris needed, a negative pole and a positive pole are connected. Therefore, defects of the power storage technology are overcome; the power loss caused by massive power is avoided; and the application range is extended.

The invention relates to the technical field of stainless steel product machining, in particular to a stainless steel product forming machining system and method.The stainless steel product forming machining system comprises a fixed base, a rotating disc, a fixed cylinder, a clamping limiting mechanism and a forming welding mechanism; when a stainless steel cage is machined, the clamping and limiting mechanism fixes a stainless steel material in a vertical placement mode, an operator can select the placement mode according to actual conditions when a stainless steel rectangular strip is placed, and the problem that the operator difficultly selects the placement mode according to needs when using the stainless steel rectangular strip at different working places is solved; and meanwhile, the stainless steel rectangular strips are fixed under the pre-limiting action of the clamping and limiting mechanism, so that the stainless steel rectangular strips are uniformly fixed after all the stainless steel rectangular strips are put in, the tedious problem that the stainless steel rectangular strips are fixed one by one is solved, and the forming machining efficiency of stainless steel products is improved.

The invention belongs to the technical field of bridge engineering and discloses a temporary splicing structure of a concrete segment prefabricated bridge, which comprises a prefabricated main beam, wherein segment joints are arranged at the end parts of the prefabricated main beam; and an in-vivo temporary connecting structure is arranged at the segment joint of two adjacent prefabricated main beam. A prior steel plate and bolt connecting and fixing mode arranged outside the prefabricated main beam body is overturned, and the connecting structure is arranged inside the prefabricated main beambody, so that the structure design can eliminate a temporary pier in a prior scheme, the temporary pier does not need to be built, the natural construction efficiency can be greatly improved, the construction time is saved; the pin bolt achieves excellent matching of concave key teeth and convex key teeth, the problem that shear steel bars at a prior segment splicing bridge joint position are difficult to arrange, the shear bearing capacity of the segment joint position is improved, and the integral stress condition of the bridge is improved.

The invention discloses a multifunctional blackboard. The multifunctional blackboard comprises a rectangular frame, a blackboard component, four sets of adjusting parts and two sets of lifting assemblies, wherein the four sets of adjusting parts are distributed on two sides of a top end and two sides of a bottom end of the rectangular frame correspondingly in a rectangular shape, the blackboard component is rotationally mounted in the rectangular frame, the top and the bottom of the blackboard component are rotationally connected with the adjusting parts correspondingly, and the two sets of lifting assemblies are symmetrically locked and mounted on two side walls of the rectangular frame correspondingly. According to the multifunctional blackboard, two sides of a supporting platform are wrapped with a flexible blackboard, under transmission of a winding motor, the flexible blackboard moves along with rotation of the winding motor, a use range of the flexible blackboard is enlarged, a length of the flexible blackboard can be extended, a space utilization rate of the flexible blackboard is increased, under cooperation of a cleaning mechanism, a deep cleaning mechanism and an adsorption mechanism, the flexible blackboard can be cleaned in a sealed mode, cleanliness of the flexible blackboard is guaranteed, the situation that floating dust floats is avoided, and a working environment of workers is improved.

The invention discloses a platform type automatic oven convenient to use. The platform type automatic oven comprises a smokeless electric oven, a containment frame and multiple bases; the upper portion of the smokeless electric oven is sleeved with the containment frame, a lap plate is fixedly connected to the surface of the containment frame, a butt-joint notch is arranged at the bottom end of the lap plate, the butt-joint notch is buckled to a supporting block fixedly connected to the surface of the smokeless electric oven, exhaust holes are formed in the top plate of the containment frame,the bases are fixedly connected to the bottom of the smokeless electric oven, the bases are distributed at the four corners of the bottom face of the smokeless electric oven, a lifting rod is fixedlyconnected to the lower ends of the bases, and the bottom end of the lifting rod is inserted into a sleeve; the containment frame is arranged at the upper portion of the smokeless electric oven, the containment effect on food inside the smokeless electric oven is achieved due to the containment frame, the phenomenon that a large amount of dust is scattered is avoided, and the containment frame andthe smokeless electric oven are connected through the lap plate and the supporting block, so that the oven is easy and convenient to use.

The invention relates to the technical field of metal hoses, in particular to a production and processing process of a metal hose. The production and processing process of the metal hose in the technical scheme comprises the following steps that a multi-station cold header is used for production, and a raw material is a round steel disc material with the set size; step 1, raw material dischargingis completed through an automatic material conveying and cutting-off mechanism of the cold header; step 2, the material is conveyed to a first station of the cold header through a mechanical transferring clamp, and shaping and cold extrusion are performed; and step 3, the part is transferred to a second station through the mechanical transferring clamp, the material is extruded to preliminarily form the shapes of a round crown-shaped head part and a connecting rod; and a V-shaped hole is extruded at the tail end of the connecting rod. The production and processing process of the metal hose provided by the invention has the advantages that an inner rubber layer and an outer rubber layer can be coated by using different rubber and plastic materials, so that the ageing-resistant performance is enhanced; the application range is expanded; the service life of the hose is prolonged; the overall yield is improved; and the processing cost is reduced.

The invention discloses an oven for the drying process of color masterbatch. The oven comprises a drying oven body, a feed inlet is arranged in one side of the drying oven body, a discharge hole is arranged in the other side of the drying oven body, a conveying belt penetrates the position between the feeding inlet and the discharge hole, conveying equipment is arranged at two end bottoms of the conveying belt, drive motors are mounted on other sides of the conveying equipment, a lifting base is arranged in the inner bottom of the drying oven body, a lifting support rod is arranged at the topof the lifting base, a color masterbatch drying platform is fixed onto the top of the lifting support rod, and a heating element is arranged on one side of the color masterbatch drying platform. A traditional feeding structure is changed, feeding and discharging can be sustained through the conveying belt, manual operation is not needed, and working efficiency is improved; heat loss during use isreduced, energy is saved, and high practicability is achieved.