40results about How to "Meet space" patented technology

The present invention provides an identification and product anti-theft intelligent information management system and method, the whole system is composed of number plate electronic tag, a ''subdistrict residence'' electronic tag, a wireless LAN emitter, a desk computer, a computer sound, a door magnet or infrared intrusion system, a fixed electronic tag reader-writer, special camera, an image recognition system, an electronic tag managememt system and a comprehensive service platform, the system automatically identifies exotic personnel entering in the district, and omnibearing monitoring operation rail; pepole having illegimate identity is alarmed when intruding in the district, the vehicle, non-motorized vehicle entering in the district are automatically identified; the public property belonging to the district is automatically monitored, so as to achieve the anti-theft aim. The invention can improve the comprehensive management level, avoiding waste of social resource caused by thefts and burglaries, and also reducing stolen source of the secondary market.

The invention relates to a larva breeding device. The larva breeding device comprises a support frame, a larva breeding container and a feeding mechanism, wherein the support frame comprises at least one layer of support frame body and a bottom support from top to bottom, the larva breeding container is arranged at the upper end of each support frame body and can rotate along the support frame body, inside of the larva breeding container is divided by at least two partitions, and an unloading hole is formed in the bottom end of the larva breeding container along one partition; the feeding mechanism comprises a stirred material temporary storage hopper and subarea pipes, the bottom end of the stirred material temporary storage hopper is arranged on the bottom support, the subarea pipes are arranged on a discharge pipe of the stirred material temporary storage hopper from top to bottom and arranged above the larva breeding container, the subarea pipes above the same larva breeding container are distributed circumferentially on the outer surface of the discharge pipe of the stirred material temporary storage hopper, and discharge holes are uniformly formed below the subarea pipes. With adoption of the structure, a large amount of labor cost is saved, and the production efficiency is increased.

The invention relates to an insect breeding bottom and a breeding method of gynaikothrips ficorum and belongs to the field of insect breeding and insect ecology. A bottom body is in a cone frustum shape with large top and small bottom and is in sealing match with a bottle cover, a magnifying glass is installed at the center of the bottle cover, a plurality of venting holes are evenly distributed on the bottle cover, and a filter screen is installed on the venting holes. The method utilizing the insect breeding bottom to breed the gynaikothrips ficorum comprises (1) collection of eggs, (2) hatching of the eggs, (3) breeding of nymphs and (4) breeding of imagoes. By using the breeding method, the hatching rate, survival rate and eclosion rate of the gynaikothrips ficorum are high, massive thrips of various insect states which are orderly in age and high in vigor can be obtained, and form changes and the whole life history of the gynaikothrips ficorum can be observed in real time.

The invention provides a customization system for outdoor mobile advertisement release. The system is characterized in that after a user sends an advertisement release request to a data platform through a front-end operation system of a client, the data platform instructs a mobile terminal to release an advertisement according to the advertisement release request, wherein the advertisement release request is selected from advertising content, advertising frequency, advertising time periods, advertising regions and relevant requirements. The system meets the requirement of customers for putting advertisements, the effect that the customers want to put the advertisements in a customized mode within planned region and time ranges is achieved, and control and management of the advertisement putting range are further achieved.

The invention relates to a lithium ion single battery modularized combination structure. sleeved at an upper positioning module and a lower positioning module are sleeved correspondingly at the outerside of each single battery, and the upper surface of the upper positioning module is correspondingly provided with a through hole through which a positive electrode column and a negative electrode column of a cell pass; the upper positioning module and the lower positioning module are correspondingly provided with longitudinal fixed clamping grooves at the front and the rear and correspondingly provided with transverse fixed clamping grooves at both sides; the corresponding longitudinal fixed clamping grooves and the transverse fixed clamping grooves are respectively provided with longitudinal positioning columns, transverse positioning columns and positioning baffle blocks with slots. The combination structure design meets the requirements of a storage battery pack on the impact and thevibration and effectively protects a single battery while ensuring the connecting performance of a single battery combination; the storage battery pack can randomly select combination ways of series connection and parallel connection and has simple structure, reliable performance, simple, rapid and flexible operation and convenient maintenance; and the positioning modules reserve certain spaces among the single batteries and meet the requirements of the charging and discharging expansion space of the single batteries and the integral heat dissipation of the storage battery pack.

The invention discloses a test performing device for a deep low-temperature substance, comprising a closed type A main box body and at least one assistant box body, wherein the assistant box body is connected with the A main box body; a deep low-temperature cold box is arranged at one side in the A main box body, the deep low-temperature cold box is provided with an airtight door at the position facing to the A main box body, the inner wall of the deep low-temperature cold box is provided with a cold box body shield, and the inner side of the airtight door is provided with a cold door shield; a solar battery array and a simulating wall are arranged in the deep low-temperature cold box together through a support frame carriage in a furling way, the solar battery array is suspended on two long sliding rails which are suspended on a suspension system positioned on the top of the A main box body, one end of each long sliding rail is arranged in the deep low-temperature cold box, and the other end of each long sliding rail is suspended in the A main box body. The deep low-temperature cold box is arranged in the A main box body with the temperature from -90 DEG C to -100 DEG C, thereby reducing the temperature difference of the A main box body and the external world; in addition, the heat sink type cold box body shield and the cold door shield are adopted, thereby achieving obvious energy-saving effect, saving the test time and obtaining outstanding social and economic benefits.

The invention discloses a non-momentum wheel satellite platform based on a magnetic buoyancy device control system. The non-momentum wheel satellite platform comprises a static cabin, a movable cabin and magnetic buoyancy devices, wherein a permanent magnet is arranged on each magnetic buoyancy device; the static cabin is connected with the magnetic buoyancy devices through the movable cabin; the static cabin comprises a load cabin body, a payload base, an attitude sensor, two gyroscopic sensors and a platform electronics sensor, wherein the load cabin body is fixed to the bottom of the static cabin; the platform electronics sensor is fixed to the static cabin; the two gyroscopic sensors are fixed to the surface of the load cabin body; and the attitude sensor is fixed to the right side of the load cabin body. The non-momentum wheel satellite platform based on the magnetic buoyancy device control system disclosed by the invention has the advantages of being low in cost, high in accuracy, long in life, and high in reliability; and the requirements of subsequent development of astronautical missions of comprehensive remote sensing to ground, communication, navigation, space science and the like can be better met.

The invention relates to a low-power-consumption water level telemetering system based on an artificial intelligence cloud recognition water gauge. The system comprises a telemetering station, a central station server and a cloud server. The central station server is in communication connection with the client computer through a local area network or the Internet. The telemetering station comprises a network camera aligned with the water gauge, a telemetering terminal, a storage battery for supplying power, and a solar panel for charging the storage battery. The network camera collects imagesof the water gauge, saves the images and sends the images to the cloud server, the cloud server identifies the images and transmits water level data back to the telemetering station, and the telemetering station processes the water level data and sends the processed water level data to the central station server. The system is low in power consumption, low in cost and high in environmental adaptability; according to the invention, not only can quasi-water-level data be measured, but also images shot on site can be seen clearly, and manual data calibration on site is not needed any more throughimage comparison, so that the implementation effect is good.

The invention relates to a pipe wall biofilm growth simulation reactor, which comprises a water inlet pipe, a water outlet pipe and reactor bodies. The water inlet pipe and the water outlet pipe are connected by a plurality of reactor bodies in series connection. Each reactor body is composed of water pipe sections, threaded caps and fillers. Both ends of the water pipes are provided with dismountable threaded ports, and are connected to the threaded caps through the threaded ports. The fillers are disposed in the water pipes. Water enters from the water inlet pipe, penetrates each reactor body in order, and flows out from the water outlet pipe. The fillers in the water pipe sections are taken out, the biofilms on the fillers are collected, and a water sample is collected at the water outlet pipe to perform analysis. Compared with the prior art, the pipe wall biofilm growth simulation reactor provided by the invention truly simulates the hydraulic conditions and nutritional status of actual pipes, at the same time increases the biofilm attachment area, so that operation of the biofilm collection process can be simple, and no destructive effect is generated to the pipe walls.

The present invention relates to the technical field of pipe supporting hanger integration design and specifically discloses a supporting hanger integration design system comprising a component development module, a component gathering module, and a component assembly module, wherein the component development module, the component gathering module, and the component assembly module are used for creating an accurate 3D supporting hanger model that meets collision check. The process of the component development module includes a geometric abstract step, an attribute parameterization step, and aprogramming three-dimensional model step. In the invention, the process of artificially designing the supporting hanger is simulated through programming and development, the process of designing the supporting hanger is changed into an intelligent design process, and through the process of component development, component gathering, and component assembly, an intelligent supporting hanger system with a variety of automated functions can be achieved. Therefore, the system can form a more accurate three-dimensional model to meet the needs of the supporting hanger for three-dimensional space occupation and collision check.

The invention discloses a span device wire clamp for connecting an electric power conductor and an electric power device. The span device wire clamp consists of a wire threading tube and a fastening screw bolt, wherein a front end of the wire threading tube is a wire threading tube body, a rear part of the wire threading tube body is provided with a connection fixing plate, the connection fixing plate is provided with an installation fixing hole connected with a wire connecting post of an external electric power device, a cross section of the wire threading tube body is shaped like an oval ring body of which an upper part is a flat top, a lower part of the oval ring body is a semicircular cavity while an upper part of the oval ring body is a trapezoid-shaped cavity, the fastening screw bolt is vertically arranged and is rotatably mounted in a trimming flange screw nut on a top of the trapezoid-shaped cavity, a wire clamping board is arranged on the connection fixing plate, the wire clamping board in the shape of a lath is plugged from back to front in the trapezoid-shaped cavity of the wire threading tube body of the front part of the wire threading tube, a lower part of the wire clamping board is an arc surface which corresponds to an arc surface of the semicircular cavity, a rigid wire pressing strip is mounted on the wire clamping board, and a lower end of the fastening screw bolt corresponds to an upper part of the wire clamping plate. The span device wire clamp is safe and reliable to use and high in universalization level.

The invention discloses a sterilization and disinfection control method and equipment, relates to the technical field of air purification and new-generation information. Preferably, a laser treatment manner is adopted to generate plasmas on a large scale, and the internal energy and sterilization and disinfection effects of the plasmas are greatly enhanced. The equipment comprises an input part, an output part, a processing part, a liquid storage part and a laser generating part. The method comprises the steps that a control part receives detection data detected by a detection part, and if parameter values of the detection data are not within a set range, gas is controlled to enter the processing part through the input part; the liquid storage part is controlled to convey liquid into the processing part, and the liquid is distributed in the processing part; the laser generating part is controlled to emit laser to the processing part so as to generate the plasmas for sterilization and disinfection; and the treated gas is controlled to be output from the processing part through the output part. Aiming at the technical problem that the plasma sterilization and disinfection effect in the prior art is not ideal, by means of the sterilization and disinfection control method and the equipment, the plasma sterilization and disinfection effect can be improved, the control method is intelligent, and the air quality can be improved.

The invention discloses an electric vehicle traction-bidirectional charging system based on quadruple interleaved parallel DC/DC, belongs to the technical field of power electronics, and aims to solvethe problems of an existing electric vehicle. The electric vehicle traction-bidirectional charging system comprises a high-voltage battery, a quadruple interleaved parallel DC/DC converter, a three-phase inverter and a multiplexing control unit, the multiplexing control unit is switched among a vehicle driving mode, a three-phase charging mode, a single-phase charging mode, a single-phase V2G mode and a three-phase V2G mode, and the multiplexing control unit comprises switches K1 to K8. The two sets of systems share the same set of DC/DC converter.

The invention provides an ecological retaining wall structure and a construction method thereof, and relates to the field of hydraulic engineering. The ecological retaining wall structure comprises a retaining wall foundation, a retaining wall support body and an ecological block, wherein the retaining wall foundation is arranged in a soil body of a river channel; the retaining wall support body comprises a retaining wall body and a retaining wall bottom block, and the retaining wall bottom block is arranged at the lower end of the retaining wall body and extends to one side of the retaining wall support body; the ecological block comprises backfill soil of a retaining wall part and a plurality of block bodies arranged on the backfill soil of the retaining wall part; a plurality of soil-water connection channels are arranged on the retaining wall support body, and the backfill soil of the retaining wall part extends to backfill soil of a bank wall part through the soil-water connection channels. According to the ecological retaining wall structure and the construction method thereof, the retaining wall foundation is constructed on the bank of the river channel, the upper portion of the retaining wall foundation is provided with the retaining wall support body, and the ecological retaining wall structure is formed by combining the retaining wall foundation and the retaining wall support body; horizontal force and other loads exerted on the ecological retaining wall structure are borne by the retaining wall foundation and the retaining wall support body together, so that the ecological retaining wall structure has the advantages of being safe, stable and reliable, and can meet the requirements for relatively narrow construction space, an ecological and environmental-protection effect, landscaping and the like.

The invention discloses a high-pile bearing platform type ecological revetment structure and a construction method thereof. The ecological revetment structure comprises a box type ecological buildingblock retaining wall, backfill, pile foundations, a bearing platform plate and sheet piles; one end of the bottom of the bearing platform plate is provided with a row of sheet piles, the other end ofthe bottom of the bearing platform plate is provided with the multiple rows of pile foundations, and one end of the top of the bearing platform plate is provided with the box type ecological buildingblock retaining wall; and the rear side of the box type ecological building block retaining wall is provided with the backfill which is spread over the bearing platform plate. The high-pile bearing platform type ecological revetment structure can meet the requirements for relatively narrow construction spaces, ecological environmental protection, environment beautifying and the like, has the functions of being convenient to construct, ecological, beautiful, economical and the like, is suitable for being applied to places which are close to roads, houses and other structures and relatively large in earth retaining height and also suitable for being applied to riverways high in waterflow speed and riverways or navigation channels which are high in revetment anti-washout capacity requirement,and has wide application prospects.

The invention discloses a locomotive traction inverter, which comprises a cabinet body, and is characterized in that the cabinet body is divided into two layers, a power module 1 and a power module 3 are parallelly installed at the right side of the cabinet body at the upper layer, two support capacitor are parallelly installed at the left side of the cabinet body at the power layer, in the same way, a power module 2 and a power module 4 are parallelly installed at the right side of the cabinet body at the lower layer, and two support capacitors are parallelly installed at the left side of the cabinet body at the lower layer; a cooling fan is respectively installed between the support capacitors located in the cabinet body at the upper and lower layers; an installation plate is arranged at the front side of the cooling fan located at the upper layer, a change-over switch is arranged at the rear side of the cooling fan located at the upper layer, the installation plate is provided with a grounding resistor, a voltage detecting plate and a voltage sensor; discharge resistors are arranged at the cabinet body front and rear side surfaces of the power modules; and a secondary terminal X4, a secondary terminal X2 and a secondary terminal X1 are arranged at right lower part of the cabinet body. The locomotive traction inverter disclosed by the invention is different from previous locomotive traction inverters in design structure, and requirements in space, electrical performance and mechanical performance of the inverter are met at the same time.

The invention provides a mechanical laser tracking double-ball-rod instrument which comprises a mechanical tracking device and a laser interference length measuring unit installed on the mechanical tracking device. The mechanical tracking device comprises a telescopic device, a front end and a rear end of the telescopic device are connected with a front-end connecting unit and a rear-end connecting unit, and each of the front-end connecting unit and the rear-end connecting unit comprise a precise spherical hinge to achieve the spatial movement of the telescopic device. The laser interference length measuring unit comprises a laser, an interference mirror and a reflecting mirror, and the distance measurement is realized by three points and one line; the telescopic device comprises multiplestages of telescopic units, and the axial length adjustment is achieved. According to the invention, the advantages of a laser interferometer and a double-ball-rod instrument are combined to realize the mechanical passive tracking measurement of a space target point, and the instrument has the advantages of flexible movement, simple operation and high measurement efficiency.

The invention discloses a space closed type flexible precise adjusting device and an assembling method thereof. The device comprises a rhombic elastic structure (1), a spiral assembly 1 (2), a spiralassembly 2 (3), a translation screw rod (4), a limiting stud (5), a motor assembly (6), an angular displacement sensor (7), an anti-torque support (8) and a linear displacement sensor assembly (9). According to the closed type flexible precise adjusting device, through the transmission design of a differential screw, submicron-level high precision and high self-locking performance are achieved, and meanwhile displacement transmission is conducted through the rhombus elastic structure (1); and the torsion resistance of the device is greatly improved through the anti-torque support (8). The assembling method plays an important role in guaranteeing the performance of the device and mainly comprises the steps of firstly completing assembling of the main spiral assembly, the standby spiral assembly and a translation screw rod, then installing the structure with the rhombic elastic support as the reference, installing the linear displacement sensor assembly, then installing the main motor assembly and the standby motor assembly, and finally installing the anti-torque supporting structure.

The invention discloses a distance education device. A teaching table and a lifting chair are independently arranged in a teaching room, the teaching room is a rectangular space formed by splicing a bottom plate and four walls and can provide a sound insulation function for students learning inside to prevent mutual interference, and meanwhile the teaching room can be visually isolated from the outside of the room and has privacy to further prevent interference so that the students can more attentively learn; through the arrangement of a sliding door, the students can conveniently get in or out of the room, and meanwhile, compared with a hinged door, more space is saved when the sliding door is opened; the site occupying area of the teaching room is controlled to be 2-3 times of that of the teaching table, the requirements for placement of the table and the chair and a certain activity space are met, and the area of occupying a teaching site by the teaching room is reduced; according to the lifting chair, the chair height can be adjusted to adapt to students of different heights, illumination lamps have an illumination function to prevent the situation that light is shielded by thewalls and learning of the students is influenced; in general, the distance education device has various functions, good privacy and the good sound insulation effect.

The invention discloses a plant anatomical observation and micro-distance photographing box, which comprises a box body, wherein the box body includes a first bottom plate, a second bottom plate, a left side plate, a right side plate, a first background plate, a second background plate, a first top plate and a second top plate; the first bottom plate, the second bottom plate, the left side plate,the right side plate, the first background plate, the second background plate, the first top plate and the second top plate are combined together to form a hollow rectangle with the front end being open, the first bottom plate, the second bottom plate, the left side plate, the right side plate, the first background plate, the second background plate, the first top plate and the second top plate are all manufactured by overlapping four layers of square panels, the four layers of square panels are rotatably connected by knobs located at the end corners of the square panels; and the left side plate, the right side plate, the first top plate and the second top plate are all provided with a plurality of LED lamps.

The invention provides an expandable thin-film light shield, and the light shield can meet the requirements of satellite-borne large loads for large-scale, light-weight and large-storage-ratio expandable thin-film light shields. The light shield comprises an expandable framework, a shading thin film and a pressing and releasing device, the expandable framework is of a beveled hexagonal prism structure as a whole and has the functions of folding and unfolding in the height direction. The shading film is of a beveled hexagonal prism structure and covers the outer surface of the expandable framework. When the expandable framework is folded or unfolded in the height direction, the shading film is driven to be unfolded or folded. The linkage device is used for synchronously unfolding or foldingthe large connecting rod unfolding mechanism and the small connecting rod unfolding mechanism; and the compressing and releasing device is used for compressing the expandable framework when the expandable framework is in the folded state, so that the expandable framework is kept in the folded state.

The invention provides a cooling fan for an engine of a motor train unit. A method for combining a traditional one-dimensional heating power design with three-dimensional numerical simulation is adopted to perform the pneumatic design for an impeller of a centrifugal cooling fan for the engine of the motor train unit; the cooling fan for the engine of the motor train unit mainly consists of an impeller and a casing, wherein the impeller is a main part of a centrifugal fan, and the impeller adopts an inclined wheel disc, so that the consideration is given to high flow and high full pressure, the streamline form in the impeller is more accordant with the flowing characteristics, and the flowing loss is reduced; an inlet fairing is additionally mounted on a wheel hub, so that the air flowing condition in an inlet of the impeller is improved, and the noise of the fan caused by the inlet impact is reduced; and the increment of the blade length is equal to increase the effective acting area of single blade, so that the number of blades is decreased, the cascade solidity is decreased, and the impeller machining difficulty is reduced. Compared with an import fan with the same type, the fan is largely improved in performance; and under the conditions of invariable shape and size and reduced rotating speed by 25.5%, the full pressure is increased by 11.8%.

The present invention discloses a sound absorption and insulation structure for a silencing device. The structure at least comprises an armor layer, a sound absorption layer, an energy consumption layer and an outside panel which are connected in order. The thickness of the sound absorption layer is regulated, and the quantity of the combined structure of the sound insulation layer and the energy consumption layer is increased to improve the sound absorption and insulation mass about 10-60 db, wherein the thickness of the sound absorption and insulation structure can be not less than 10cm when the sound absorption and insulation mass is improved about 10-60 db. The structure of sound absorption, sound insulation and then sound insulation after energy consumption allows the sound insulation not to generate resonance and solid propagation so as to thoroughly solve the problem of the reverberation in the silencing device or at the sound source side, the sound insulation mass is maximally improved about 60db in the condition that the thickness is less than 10cm, and the weight itself is light, and therefore the requirement of the space and sound absorption and insulation mass is satisfied in actual engineering construction and the cost is reduced.

The invention discloses a deviation-adjustable transmission system for a working arm of a heading machine, and belongs to the technical field of transmission. The deviation-adjustable transmission system comprises a cutting driving motor and a cutting gear motor, wherein the output end of the cutting driving motor is connected with the input end of the cutting gear motor; the output end of the cutting gear motor is provided with a connecting shaft; a connecting device is arranged on the connecting shaft; the other end of the connecting device is connected with a main shaft; and one end, close to the connecting shaft, of the cutting gear motor is connected with an arm body through a flange. A traditional spline sleeve is replaced by the connecting device of a special structure; a first coupler and a second coupler only need to be fixedly connected with the connecting shaft of the cutting gear motor and the main shaft through a first baffle and the second baffle respectively in the installation process, and then a gear sleeve is installed; the use requirements of small space, large torque and blind installation are met; good axial, radial and angular deviation compensation capacity is realized; and the problems that an existing transmission system structure is difficult to assemble, abnormal in sound, serious in heating and the like are well solved.

The invention discloses a point-point imaging and point-parallel imaging beam transmission device and an implementation method thereof. A magnet element is arranged in a transmission path, double-achromatic transmission is realized based on a weak focusing effect by utilizing the characteristics that a weak focusing magnet focuses in a horizontal direction X and a vertical direction Y at the same time and analyzes energy in the X direction, the influence of a chromatic aberration effect on particle beam transmission is eliminated, and a particle beam close to a target spot in size is obtained at an outlet of a double-achromatic system. The high brightness characteristic of the laser-driven particle beam is reserved, and point-point imaging of the particle beam with large energy dispersion and large dispersion angle is realized; selecting energy in transmission and shaping an energy spectrum; in addition, the particles with higher energy walk along a longer path, the pulse length is compressed, the short pulse characteristic of the particle beam is reserved, and the requirements of applications such as temperature dense substance research and fast ignition on the space and time characteristics of the particle beam are met; point-parallel imaging is achieved through the ternary quadrupole lens, a particle beam is changed into a large-area collimated beam, and the application requirements of cancer treatment and the like are met.

The invention discloses a vehicle driving motor cooling device which comprises a driving motor, wherein the driving motor comprises a stator and a rotor, and the driving motor is a water-cooled motor; a water guide tube is arranged between the stator and the rotor of the driving motor, the top and the bottom of a cavity formed by the stator and the rotor are respectively covered by an end cover, the upper end cover (1) and the lower end cover (2) are provided with a water inlet hole and a water return hole respectively, and a water circulation guide tube (4) connected with the water inlet hole and the water return hole is matched with a water pump (3) and a cooler (5) to carry out circulating cooling on water in the cavity. According to the vehicle driving motor cooling device, the structure is simple, the size is small, vehicle chassis space is greatly saved, heat dissipation effects of a heat dissipation device are good, overhigh heat dissipation power is not needed, and additional oil consumption of a finished vehicle is reduced; meanwhile, sealing performance of the water-cooled circulation device is good, the protection grade of a motor outer shell of the motor can be made high on this basis, and reliability of the finished vehicle is improved.