36results about How to "Meet needs" patented technology

The invention relates to a distributed network clock synchronization system. The system comprises a clock source for sending clock synchronization information; and at least one level of slave equipment progressively connected to the clock source and used for progressively receiving the clock synchronization information and accomplishing the clock synchronization, wherein the clock source and the at least one level of slave equipment are nodes in the distributed network clock synchronization system. Through the system disclosed by the embodiment of the invention, the link delay is measured, thetime difference is computed through the link delay, and then the clock synchronization is realized, so that the clock synchronization precision of the distributed network clock synchronization systemcan achieve nanosecond level; and the system has strong stability; when the equipment in the distributed network is abnormal, the distributed network can self-adaptively adjust the network structurein the short time, and the appropriate main clock is reselected to accomplish the clock synchronization.

The invention discloses a flattening device for flattening land and belongs to the technical field of agricultural machinery. The device comprises a vehicle body, wherein the vehicle body is providedwith a land flattening mechanism, a soil crushing and pulling mechanism and a stone screening mechanism; the vehicle body is provided with a running mechanism, the soil crushing and pulling mechanismcomprises a soil block crushing assembly and a soil pulling assembly, and the soil pulling assembly comprises a mounting frame, two soil pulling harrows and a driving assembly; the mounting frame is arranged at the bottom of the vehicle body, two sliding rails are arranged on the mounting frame, each sliding rail is provided with a sliding block, and the bottoms of the two sliding blocks are provided with fixing plates respectively. According to the device, larger soil blocks can be crushed through the soil crushing and pulling mechanism, the crushed soil blocks can be flattened outwards through the soil pulling assembly, soil containing plant waste or stones can be shoveled through the stone screening mechanism, and the plant waste and the stones can be screened out through the screeningassembly.

The invention discloses a screen capture method that is applied to a terminal with a first screen and a second screen. The screen capture method comprises the steps of acquiring first gesture data andsecond gesture data of the terminal, wherein the gesture data is used for representing space data of the terminal relative to a target reference; determining whether the terminal is overturned according to the first gesture data and the second gesture data; determining that the first screen is captured when the terminal is overturned; and displaying the captured first screen image on the second screen. The invention further discloses a screen capture device.

The invention discloses a green feed additive for pigs for increasing the lean meat percentage, and belongs to the field of feed additives. The additive is composed of portulaca oleracea extract, atractylodes macrocephalaon polysaccharide, radix salviae miltiorrhizae powder, clove powder, liquorice powder, mulberry powder, alpinia oxyphylla powder, polygonum multiflorum powder, black fungus powder, Chinese wolfberry powder, lysine, arginine, vitamin A, vitamin C, biotin, choline chloride and a carrier, wherein the carrier is zeolite powder and defatted rice bran. The additive can remarkably increase the lean meat percentage of pigs, meanwhile, also has a good effect on increasing daily gain of pigs and reducing feed conversion ratio, and can promote the growth of pigs and increase the utilization ratio of feed. The market prospect is very optimistic.

The invention discloses an impeller of a single-air-inlet bidirectional multi-blade centrifugal fan. The impeller comprises a wheel disc, a lower-layer blade, an upper-layer blade, a first wheel cover, a second wheel cover and a third wheel cover, wherein the lower-layer blade, the upper-layer blade, the first wheel cover, the second wheel cover and the third wheel cover are positioned on the wheel disc; the first wheel cover, the lower-layer blade, the second wheel cover, the upper-layer blade and the third wheel cover are sequentially distributed from top to bottom; various blades in the lower-layer blade are arranged in the circumferential direction; various blades in the upper-layer blade are arranged in the circumferential direction; the upper-layer blade and the lower-layer blade aresymmetrically distributed in the radial direction; an inlet mounting angle beta1 of the upper-layer blade is 70 to 90 degrees, and an outlet mounting angle beta2 of the lower-layer blade is 150 to 180 degrees; the various blades of the upper-layer blade are all of front-bending blades; and the various blades of the lower-layer blade are of back-bending blades. According to the impeller, the air volume of the multi-blade centrifugal fan can be effectively improved, and surface pressure pulsation of the blades and vortex noises of blade channels are reduced.

The invention discloses a projection illuminating system which comprises a projection system, a control system and a reflection system, wherein the projection system is used for providing projection light of the projection illuminating system; the control system is used for controlling interconnection and communication between the systems; and the reflection system is used for converting the projection light emitted by the projection system into illuminating light in a specific range. According to the scheme disclosed by the invention, a projection principle is utilized to project basic light to the reflection system, a projection region is used as an illuminating light source and the reflected light is used for common illumination or special illumination. The projection illuminating system can provide the optimal flexibility for the illuminating environment and the high-efficiency light source and the projection system provide sufficient light utilizing efficiency for the projection illuminating system.

The invention provides an anaesthetic-concentration-adjustable device. The device comprises a base; two horizontal pipes distributed up and down are arranged above the base; the horizontal pipe on thelower side is fixedly connected with the base; the two horizontal pipes are fixedly connected; annular partition plates which are symmetrical from side to side are arranged on the middle parts of thehorizontal pipes respectively; the inner side of each annular partition plate and the inner periphery of the corresponding horizontal pipe form a gas storage cavity; the interiors of the annular partition plates are fixedly connected with the gas inlet ends of first one-way valves respectively; first pistons are respectively arranged on the left sides and right sides of the interiors of the horizontal pipes; the inner side of each first piston, the outer side of the corresponding annular partition plate, and the inner periphery of the corresponding horizontal pipe form a gas inlet cavity; thegas inlet cavities and the gas storage cavities are communicated through the first one-way valves; the outer periphery of each first piston is respectively matched with the inner wall of the corresponding horizontal pipe in a sliding contact way; first through holes are respectively formed in the middles of the outer sides of the first pistons. The anaesthetic-concentration-adjustable device is ingenious in design and convenient in use and operation, and can continuously mix anesthetic gas and loaded gas in small batches; the mixing is more uniform; waste caused by residues after mixing of alarge quantity of anesthetic gas is avoided.

The invention provides a control method and device of a multi-unit parallel type heat pump system. The method comprises the steps that a received startup signal is responded to, and a proper number ofcompressors are controlled to be started according to the initial water temperature of the user side; the water temperature of the user side is acquired in real time, and the change tendency of the water temperature is acquired; and according to preset target temperature, a proper number of compressors are controlled to be started / shut off by combining the real-time water temperature of the userside and the change tendency. According to the control method and device, real-time feedback and communication of information between units and between the units and user side rooms are achieved, thenumber of the started units is confirmed according to the room water temperature detected in real time and the temperature change tendency, and therefore the work state of the heat pump system can beintelligently adjusted so as to meet the requirements of the user side, meanwhile, the problem that due to the fact that the units are frequently started and shut off, unit losses and energy consumption are large is avoided, the compressors are effectively protected, the service life is prolonged, and high efficiency and energy saving are achieved.

The invention discloses a complex fertilizer for increasing oil tea yield. The complex fertilizer comprises the following raw materials in parts by weight: 70-80 parts of a main material, 30-50 partsof fermented castor seed oil, 10-20 parts of soybean meal, 4-12 parts of diatomite, 4-10 parts of radish sprout, 6-12 parts of coconut shell flour, 4-12 parts of oat bran, 1-2 parts of trace element,2-4 parts of pectin, 2-8 parts of vermiculite powder, 1-8 parts of coal slag, and 1-3 parts of perlite; and the main material comprises the following components in parts by weight: 50-65 parts of a composite nitrogenous fertilizer, 4-18 parts of a calcium magnesium phosphate fertilizer, and 2-8 parts of potassium nitrate. A method for preparing the composite nitrogenous fertilizer comprises the following steps: calcining Chinese medical stone powder, under a stirring state, adding ammonium hydroxide, then placing the materials in a polyvinyl alcohol aqueous solution, uniformly stirring the materials, then adding urea and carboxymethylcellulose sodium, heating the materials and stirring the materials, and performing spray drying to obtain the composite nitrogenous fertilizer.

The invention provides a rotating shaft assembly and electronic equipment, and relates to the technical field of rotating shafts. The rotating shaft assembly comprises a first lock accessory and a second lock accessory; a rotating shaft which comprises a first part and a second part which rotate relatively, wherein the first part is fixedly connected with the first lock accessory, and the second part is fixedly connected with the second lock accessory; a driven part which is connected with the first part or the second part, wherein the rotation of the first part or the second part drives the driven part to rotate; and a torsion mechanism which is at least arranged on the driven part and is used for providing torsion during rotation.

The embodiment of the invention provides a multimedia data processing method and a multimedia data processing device, wherein the device comprises a network bus base plate and a plurality of processing cards, the network bus base plate comprises a switch, a network interface connected with the switch and a plurality of network bus slots, the switch is connected with an articulated naturality web server of an articulated naturality web through the network interface and used for receiving multimedia data of the articulated naturality web server or transmitting the multimedia data to the articulated naturality web server through the network interface; the plurality of processing cards are connected the switch through the plurality of network bus slots, and are used for processing the multimedia data transmitted to the switch by the articulated naturality web server, and thereby obtaining the processed multimedia data. By application of the device and the method provided by the embodimentof the invention, the multimedia data processing device is provided with the plurality of processing cards, thus, capability of processing the multimedia data is improved, a phenomenon of coding and decoding delay or data packet dropout caused by scarce capacity of single terminal equipment is avoided, and a video conference can be played more smoothly on a display device.

The invention discloses a multi-purpose intelligent pad. The multi-purpose intelligent pad comprises an intelligent pad body, an operation system and a power supply system, wherein the operation system is used for operating the multi-purpose intelligent pad, the operation system comprises a control device and an operation terminal, and the power supply system is used for providing electricity forthe multi-purpose intelligent pad; the intelligent pad body comprises a semiconductor cold and hot panel and / or a function layer, the function layer comprises one or more of a wind flow layer, a fan layer and an air flow layer, the wind flow layer comprises a heating device, and each of the fan layer and the air flow layer comprises fans; and detachable connection is adopted between the semiconductor cold and hot panel and the function layer and among the layers of the function layer, and the intelligent pad body further comprises a temperature and humidity sensor. The multi-purpose intelligent pad provided by the invention has the layers in detachable assembly, then the demands of users are more conveniently and more comprehensively satisfied, and the popularization is easy; and the intelligence degree is high, the voice control, Bluetooth control and direct control of the operation terminal are available, and thus the control mode is convenient and flexible.

The invention relates to a low-carbon equivalent high strength and toughness cast steel. The low-carbon equivalent high strength and toughness cast steel comprises the following chemical components in percentage by weight: 0.12 to 0.18% of C; 0.30 to 0.60% of Si; 0.90 to 1.20% of Mn; 0.40 to 0.60% of Cr; 0.60 to 0.80% of Ni; 0.20 to 0.30% of Mo; not greater than 0.025% of P, not greater than 0.020% of S, 0.02 to 0.03% of V, 0.03 to 0.05% of Nb, not greater than 0.20% of Cu, and the balance of Fe. The low-carbon equivalent high strength and toughness cast steel has the beneficial effect that micro-alloying technology is introduced to the production of low-carbon cast steel, so that the strength of material and low-temperature toughness can be greatly improved on the premise that high welding performance is kept, and the demand of a key part of a gold mine train, namely, a supporting shaft, can be completely met.

The invention relates to an improved intelligent air humidifier comprising a steam humidifier shell. The improved intelligent air humidifier is characterized in that a water storage unit is arranged inside the steam humidifier shell, a temperature sensor and a humidity sensor are arranged outside the steam humidifier shell, a clock is arranged outside the steam humidifier shell, the steam humidifier shell is a cuboid, spray jets are formed in the four corners of the steam humidifier shell and are communicated with the water storage unit through a spray pipe, and a water inlet is formed in the top of the water storage unit and is provided with a water inlet valve. The improved intelligent air humidifier has the advantages of being simple in structure and convenient to use, well controlling temperature and humidity, well displaying the temperature and the humidity, displaying time and meeting requirements of clients; and a user can directly obtain information conveniently.

The invention provides a resin graphene composite material, a preparation method and an application thereof, which belong to the technical field of the graphene composite material. The preparation method comprises the following steps: 1) mixing a metal auxiliary agent, a graphene material and water and stirring a mixture to obtain a slurry; 2) drying the slurry to obtain metal graphene; and 3) heating the metal graphene and thermoplastic resin and heating the materials under inert gas atmosphere to the temperature of 50-300 DEG C for a reaction. The preparation method composites the graphene material and the thermoplastic resin, through a Pi bond electron cloud of the graphene material, free electron transmission is carried out, the obtained resin graphene composite material has good conductivity and thermal conductivity, and can be used as a novel electric conduction and heat conduction composite material.

The invention discloses an anchor structure for subsea tsunami detection easy to mount, comprising a platform and a first cavity. The first cavity is arranged in the right of the platform. A motor ismounted in the first cavity. The bottom end of the motor is fitted with an output shaft. A first sleeve is welded to the bottom end of the platform. A first bevel gear is arranged on the right of theinner top end of the first sleeve. The anchor structure has the advantages that a second sleeve and a steel cable may cooperate such that the top end of the outer wall of an anchor is retracted into the second sleeve, space usage is greatly reduced, it is avoided that the anchor is jammed by foreign objects in water due to the failure of retraction, and manual handling the contact failure is omitted for workers; the motor and the first bevel gear may cooperate such that the motor is mounted in the platform to output transmission, and it is avoided that the motor mounted in the first sleeve isdamaged by invading water.

The invention belongs to the field of grass carp feeds and discloses an expanded feed for promoting weight reduction of grass carp as well as a preparation method thereof. The expanded feed consists of the following components in percentage by mass: 4 to 10 percent of flour, 4 to 10 percent of corns, 5 to 15 percent of cassava, 8 to 15 percent of rice bran, 5 to 12 percent of soybeans, 10 to 15 percent of bean pulp, 20 to 25 percent of rapeseed meal, 6 to 12 percent of cottonseed meal, 3 to 6 percent of Baijiu vinasse, 2 to 5 percent of fish meal, 2 to 5 percent of meat meal, 1.5 to 2.5 percent of soybean oil, 1 to 2 percent of a zeolite powder, 2 to 3 percent of monocalcium phosphate and 2 percent of premix. Through multi-validation, the grass carp achieves a good weight-reducing effect,the growth is not influenced, the internal organs such as liver are healthy, and transportation resistance is achieved. Through reasonable matching of the soybean, the bean pulp, the rapeseed pulp, the fish meal, the meat meal and the like, the protein content and the fat content of the feed are moderate, and the fatness of the grass carp eating the feed is 1.9 to 2.3 percent.

The invention relates to the technical field of electronic display screens, and discloses a bus electronic display board, which includes an electronic display screen and a support frame supporting the electronic display screen. The electronic display screen includes a display module, a signal receiving module, and a signal sending module. When the signal module receives the location information of the bus by the positioning device, the bus status information on the bus line at the bus electronic display board at this time is displayed sequentially on the corresponding line of the display module. When the bus vehicle reaches the current bus electronic display board At the same time, the information that the bus has arrived is fed back to the positioning device through the sending signal module, and displayed through the display module, which solves the technical problem that the electronic information displayed on the existing bus stop board cannot meet the needs of the door family users, In turn, more comprehensive bus information can be provided to meet the needs of users.

The invention discloses a multi-purpose stick-shaped article storage electronic cigarette. The electronic cigarette comprises a rod, a cigarette atomizer device and a cartridge nozzle are arranged at the bottom of the rod, a battery pole is arranged at the upper end of the rod, a rechargeable battery is vertically installed in the center of the battery pole, an annular groove is formed in the outer side of the rechargeable battery and divided into multiple storage spaces through partitioning plates, the storage spaces are vertically arranged inside the rod, the upper end of the battery pole is open, and a cover plug is further arranged at the upper end of the battery pole. In this way, the short and small space of the electronic cigarette can be well utilized and used for storing all kinds of stick-shaped articles, then the space utilization rate of the electronic cigarette is increased, and more requirements are met.

A base of an optical pickup is provided with a bearing slidably supported by a guide shaft and an engagement portion guided by a guide rail. The bearing includes a pair of front and rear bearing elements. A concave portion and a pressing piece having a shape that enables forming die extraction in a direction orthogonal to the direction of the axis line are provided on at least one bearing element so as to be displaced.

The invention discloses a multifunctional biological medicine incubator which comprises a main body shell, a base, a display screen, a control tank, a incubator and a temperature adjuster, wherein a tank gate is mounted on the front surface of the main body shell; a handle is mounted on the surface of the tank gate; the base is mounted below the main body shell; heat radiation holes are formed inthe surface of the base; protection support feet are mounted below the base; a power supply wire is mounted on the right side surface of the base; the control tank is mounted above the main body shell; the display screen is mounted on the surface of the control tank; a power supply switch is mounted on the left side of the display screen; a temperature adjusting knob is mounted on the right side of the display screen; a humidity adjusting knob is mounted on the right side of the temperature adjusting knob; the incubator is mounted inside the main body shell; a sterilization lamp is mounted atthe upper part inside the incubator. Due to the adoption of the sterilization lamp, the interior of the incubator is firstly sterilized before culture, so that the success rate of culture of the biochemical incubator is increased.

The invention belongs to the field of auxiliary equipment of air compressors and in particular relates to a novel air intake structure of an air compressor. In order to solve the problem in the priorart, the invention provides a scheme as follows: the novel air intake structure of the air compressor comprises an air intake pipe, a condenser and a mounting seat, wherein a flange plate is fixedly mounted at the bottom end of the air intake pipe, two first cavities are separately formed in two sides of the mounting seat, vertical holes are formed in the inner walls of the tops of the first cavities, a same first rotating bar is rotatably mounted on the inner walls of two sides of the first cavities, an eccentric wheel is fixedly connected to the first rotating bar in a sleeving manner, a first transmission wheel is fixedly connected to the first transmission bar in a sleeving manner, and moving rods are slidably mounted on the inner walls of the sides, far away from each other, of the two first cavities. The novel air intake structure of the air compressor solves defects in the prior art, so that people can mount the air intake pipe quickly and conveniently, and the damaged condenseris also detached, maintained and replaced conveniently, and therefore, demands of people are met.

The invention discloses a woodworking cutting saw of a novel structure, and relates to the technical field of woodworking processing equipment. The woodworking cutting saw is characterized by comprising a support made of metal materials; the support is composed of four support legs and two transverse beams; the two transverse beams are parallel, and the two ends of each transverse beam are each welded to the top of one corresponding support leg; M parallel connecting rods are welded between the two transverse beams at equal intervals, are cylindrical and are vertical to the transverse beams, the outer layer of each connecting rod is sleeved with a roller, and a hydraulic tank is arranged below the support; a hydraulic cylinder is installed in the hydraulic tank, a sawing platform of a rectangular structure is welded to the positions, above the hydraulic tank, of the two transverse beams; the motion direction of a piston rod of the hydraulic cylinder is vertical to the sawing platform, a sawing tool bit is fixed to the end of the piston rod of the hydraulic cylinder, and a tool outlet seam facilitating entering and exiting of the sawing tool bit is formed in the sawing platform; and a door type frame is welded to the sawing platform.

The invention discloses an environment-friendly color pavement cold-patching material and a preparation technology thereof. The preparation technology comprises the following steps of uniformly mixing a pigment and dried stone materials according to a weight ratio of 2: 100, adding an environment-friendly color pavement binder into the mixture according to a weight ratio of the environment-friendly color pavement binder to the dried stone materials of 10: 100, and mixing. The environment-friendly color pavement binder is prepared by mixing 60-70wt% of a material A and 30-40wt% of a material B and carrying out shearing of the mixture by a colloid mill, wherein the material A is obtained by mixing 50 to 55wt% of furfural extract oil and 45 to 50wt% of petroleum resin; and the material B is obtained by mixing 3 to 4 parts by weight of N-alkyl-triethyl-tertiary amine, 6 to 8 parts by weight of cationic SBS latex, 8 parts by weight of Na2SO3, 6 parts by weight of 1-aminoethyl-2-heptadecylimidazoline and 74 to 77 parts by weight of water. The environment-friendly color pavement cold-patching material has a low cost, is convenient for use, does not influence traffic during construction, and has a color and binder properties the same as a color and binder properties of a color pavement needing to be repaired.

The invention relates to the technical field of engineering construction, in particular to a component model conversion method and device, a modeling method and device and electronic equipment. The component model conversion method comprises the steps that a to-be-converted component model and a target component type of the to-be-converted component model are obtained; processing the attribute ofthe to-be-converted component model based on the target component type; and determining a target component model corresponding to the target component type according to a processing result. Accordingto the method, after the target component type of the to-be-converted component model is obtained, the target component model corresponding to the to-be-converted component model can be determined byprocessing the attribute of the to-be-converted component model, automatic conversion of the to-be-converted component model can be accurately achieved, remodeling is not needed, and the modeling efficiency is improved.

The invention discloses a filter press for preparing nano cerium oxide. The filter press comprises a rack and a filter press body installed on the rack. A crushing frame is fixed between the inner walls of the rack, the bottom of the crushing frame is connected with a hopper, and a crushing assembly driven by a motor is arranged in the crushing frame. A centrifugal disc is in transmission connection with the crushing assembly, crushing rods which are uniformly arranged are connected to the outer side of the centrifugal disc, and centrifugal rods which are arranged at equal intervals are fixed to the outer side of the bottom surface of the centrifugal disc. A material receiving hopper is restrained below the rack. According to the device, on the basis of a traditional filter press, materials subjected to filter pressing are further crushed, the crushing and dispersing effects can be guaranteed through crushing, and then the recycled raw materials can better meet the actual requirements.

The invention discloses a multifunctional high-precision rotary air collecting cover. The air collecting cover comprises an air pipe, a flexible hose, a rotary driving mechanism, a mounting seat, a vertical telescopic mechanism, a horizontal telescopic mechanism, an air cover, a hopper and a rotary frame. The rotary driving mechanism is mounted on the mounting seat; one end of the rotary frame is mounted at the output end of the rotary driving mechanism, and the rotary frame is driven by the rotary driving mechanism to swing on the horizontal plane; and the horizontal telescopic mechanism and the vertical telescopic mechanism are both fixed to the rotary frame and swing and rotate along with the rotary frame. The air cover is of a vertically-arranged tubular structure so that a filling gun can vertically penetrate through the air cover, an opening is formed in the side wall of the air cover to form a three-way structure, and the side wall of the air cover is connected with the air pipe through the flexible hose. According to the cover, the avoidance of automatic switching of the external system filling gun during filling can be realized, meanwhile, the position of the air cover on the horizontal plane can be controlled through the horizontal telescopic mechanism, and the requirements of two or more filling positions can be met through position transformation.

The invention belongs to the technical field of new energy batteries, and provides a power assembled battery pack of an electric vehicle. The power assembled battery pack comprises power batteries, at least one battery pack and a movable electric connecting piece, wherein the power batteries are detachably mounted in the battery pack, and the battery pack is provided with a shell, a convex connecting shaft and a concave connecting hole; the convex connecting shaft is detachably and fixedly mounted in the concave connecting hole; the concave connecting hole is provided with a fixed electrode; the fixed electrode is electrically connected with the power battery; the movable electric connecting piece is movably arranged in the shell; the movable electric connecting piece comprises an abutting electrode and a rotary lifting seat; and the abutting electrode is electrically connected with the power battery and movably abuts against the fixed electrode. In conclusion, the device is reasonable in design and stable in structure, the assembled battery packs in various forms can be spliced by adopting a splicing combination mode of the Lego toy, the requirements of different vehicle types on different battery pack combinations are met, the cost is saved, and the mounting process is reduced; and the device is suitable for industrial popularization.

The invention discloses a wide-handle luggage case. The wide-handle luggage case is characterized by comprising a case body, a double-pipe pull rod and universal wheels, wherein the case body is composed of a front surface, and a back surface, a left side surface, a right side surface, a top surface and a bottom surface which are parallel to the front surface; the double-pipe pull rod is mounted at the inner side of the back surface of the case body and comprises a first pull rod, a second pull rod and a handle; the first pull rod is mounted at a position, close to the left side surface, in the back surface; the second pull rod is mounted at a position, close to the right side surface, in the back surface; the width of the double-pipe pull rod is adaptive to the width of the back surface;the handle is connected with the first pull rod and the second pull rod; the first pull rod and the second pull rod are retractable rods; when the first pull rod and the second pull rod are retracted,the length of the double-pipe pull rod is smaller than the width of the case body; a rotary wheel movable groove which is concave inward is formed in the outer side of the bottom surface; the universal wheels are mounted in the rotary wheel movable groove. Therefore, the luggage case can be pulled by two or more than two users by the handle adaptive to the width of the back surface of the case body; the utilization rate of the volume is increased and the structure of the case body is firmer.