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43results about How to "Does not affect damage" patented technology

Polyurethane hot melt adhesive for high-grade lining cloth and preparation method thereof

The invention discloses the polyurethane hot melt adhesive for high-grade lining cloth, which is obtained through the reaction among polyester polyols with the relative molecular weight thereof being 2,000 to 2,200, 4,4-diphenylmethane diisocyanate (MDI), toluene diisocyanate (TDI), 1,4-butanediol (1,4-BDO) and aromatic diamine extender, wherein, the molecular weight of the polyurethane hot melt adhesive is 85,000 to 95,000. The polyurethane hot melt adhesive has the advantages of low thermal-bonding temperature and rapid crystallization, thereby facilitating the machining operations, preventing the polyurethane hot melt adhesive from being stuck to cloth and further preventing the polyurethane hot melt adhesive from penetrating and bleeding on ultra-thin loose base cloth; furthermore, the polyurethane hot melt adhesive has outstanding resistance to dry-cleaning and washing as well as washing under various caustic conditions. The invention further discloses a method for preparing the polyurethane hot melt adhesive for high-grade lining cloth.
Owner:长兴三伟热熔胶有限公司

Method for interrupting conversation transmitting terminal in narrow-band wireless digital communication system

A method for interrupting a conversation transmitting terminal in a narrow-band wireless digital communication system is performed based on a 2-time slot TDMA (Time Division Multiple Access) system and comprises the following steps: (1) presetting a plurality of synchronization words of interrupt requests with priority levels in each voice superframe, wherein the each voice superframe consists ofsix voice frames, i.e., an A frame, a B frame, a C frame, a D frame, an E frame and an F frame, the middle of the A frame is a voice synchronization word, the synchronization words of the interrupt requests are arranged between the E frame and the F frame; (2) when a transmitting terminal transmits voice and a receiving terminal waits to receive the voice transmitted by the transmitting terminal,switching to a receiving mode at one time slot after the E frame of the each voice superframe and trying to decode and match the synchronization words of the interrupt requests, and switching back toa transmitting mode when one time slot after the E frame is near the end no matter whether the synchronization words of the interrupt requests are matched successfully or not; and (3) interrupting thecalling of the transmitting terminal to perform normal transmission if a voice or data service is initiated when the receiving terminal is in a receiving state.
Owner:FUJIAN KIRISUN ELECTRONICS

Soil non-excavation grounding resistance reduction method

The invention relates to a soil non-excavation grounding resistance reduction method, in particular to a non-excavation project resistance reduction technology. The soil non-excavation grounding resistance reduction method is characterized in that two layers of horizontal resistance reduction ground screens are arranged on the grounding soil; one layer of the horizontal resistance reduction ground screen is arranged on the soil surface to form a surface ground screen, and the other layer is located in the underground soil layer with the soil resistance smaller than 300 ohm meters to form an underground ground screen; the surface ground screen is steel fabric; the underground ground screen is formed by spraying a resistance reducing agent into the soil through holes formed on the pipes laid by a directional drilling non-excavation pipe laying method so as to bind with the soil; and the surface ground screen is connected with the underground ground screen through a vertical grounding connection wire. The non-excavation resistance reduction method provided by the invention does not affect the traffic nor destroy the environment, and has the advantages of short construction period, low comprehensive cost, significant resistance reduction effect, and high social and economic value.
Owner:云南省昆明农业气象试验站 +1

Liquid spraying rod of agricultural plant protection unmanned aerial vehicle

The invention relates to a liquid spraying rod of an agricultural plant protection unmanned aerial vehicle. The liquid spraying rod comprises a plurality of spraying rod assemblies which are mutually connected in a threaded mode; the spraying rod assemblies located at the two ends of the liquid spraying rod are connected with a plug and a connecting rod in a threaded mode correspondingly, and a ball head is arranged at one end of the connecting rod; liquid flow-through holes which communicate with each other are formed in the spraying rod assemblies, the connecting rod and the ball head correspondingly; each spraying rod assembly comprises a rod body and a spraying head assembly, wherein the outer wall of the rod body is provided with a locating ring; each spraying head assembly comprises a rotating ring and a spraying head connected with the rotating ring; a circle of ring teeth is formed in the circumference of each locating ring; and pawls are further arranged on the inner walls of liquid flow channels. The liquid spraying rod can be connected with the spraying rod assemblies of different numbers so that it can be guaranteed that spraying can be carried out smoothly, normal flight of the unmanned aerial vehicle cannot be affected, and trees and plants cannot be damaged.
Owner:四川大友机器人有限公司

Disposable Eros oscillating apparatus and the oscillating method thereof

The disposable vibrating sentiment utensil with simple operation and small size includes one switch for starting, one vibrating motor, and one driving control circuit to control the input motor current for raised low frequency component and lowered high frequency component. The vibrating sentiment utensil has low power consumption, and low frequency stimulating vibration with enough strength and no impact on or damage to the sexual organ nerve system.
Owner:BAOHUADA SCI & TECH

Plant-protecting unmanned aerial vehicle used for agriculture

The invention relates to a plant-protecting unmanned aerial vehicle used for agriculture. The plant-protecting unmanned aerial vehicle comprises an unmanned aerial vehicle body, a liquid storage box is arranged in the unmanned aerial vehicle body, and two liquid spraying rods are symmetrically connected to the unmanned aerial vehicle body; each liquid spraying rod comprises a plurality of sprayingrod assemblies connected in a threaded mode, and the spraying rod assemblies located at the two ends of each liquid spraying rod are correspondingly connected with a plug head and a connecting rod, aball head is arranged at one end of each connecting rod, and communicated liquid circulating holes are formed in the spraying rod assemblies, the connecting rods and the ball heads; the unmanned aerial vehicle body is provided with a spherical cavity body, the ball heads are installed in the spherical cavity body in an interference mode, and a water outlet hose is further arranged in the unmannedaerial vehicle body; the two ends of the water outlet hose correspondingly communicate with the liquid storage box and the liquid circulating hoes of the ball heads, and the water outlet hose is further provided with an electronic controlling valve; and the spraying rod assemblies comprise rod bodies and spraying head assemblies. According to the plant-protecting unmanned aerial vehicle used foragriculture, the liquid spraying rods can be connected with different number of spraying rod assemblies, so that smooth spraying is guaranteed, and normal flight of the unmanned aerial vehicle is notaffected, and damaging to trees and plants does not occur.
Owner:四川大友机器人有限公司

Oil well non-flowback working fluid and steering and energizing integrated completely-closed acidizing construction technology

ActiveCN110056334AHigh viscosityRealize temporary block steeringFluid removalDrilling compositionWorking fluidAcid corrosion
The invention relates to the technical field of oil production engineering, in particular to an oil well non-flowback working fluid and steering and energizing integrated completely-closed acidizing construction technology. According to the oil well non-flowback working fluid and steering and energizing integrated completely-closed acidizing construction technology, the problems that as for commonoil well acidizing, a pipe column is moved, acidizing fluid flows back, consequently the environment is polluted, and if flowback is avoided, pump sticking, rod breaking, production influencing and the like are caused are mainly solved; the oil well non-flowback working fluid and steering and energizing integrated completely-closed acidizing construction technology is constituted by working fluidand the a non-flowback fluid steering and energizing integrated completely-closed acidizing construction technology, the working fluid is constituted by prepad fluid, the acidizing fluid, steering fluid, treating fluid and energizing fluid, the integrated completely-closed acidizing construction technology integrates prepad well flushing, steering and acidizing plug removal, and neutralizing, energizing and closing, the problem of residual acid corrosion is solved, and the yield increasing effect is also improved; and under the situations that the pipe column is not moved, flowback is avoided, and the completely-closed and pollution-free effects are achieved, organic and inorganic scales of an oil well reservoir are effectively removed, and the oil well yield is increased.
Owner:PETROCHINA CO LTD +1

External heat tank type vacuum carburizing furnace

Provided is an external-heat vacuum cementation furnace of tank type, which belongs to the field of heat treatment industry, in particular to an external-heat vacuum furnace with a muffle tank to heat. To resolve the pollution problem of carburization of a heating chamber, the carburization cella of the device is designed to be a sealing structure, the muffle tank body is firstly vacuumized before carburizing gas is charged in, and then the carburizing gas is charged in to carry on diffusion carburization, as the muffle tank is of sealed type, the heating system of the heating chamber can not be polluted, and the heating chamber can not be damaged. The device is in a bottom feeding vertical structure, the furnace body is in a double-walled water-cooling structure, the upper portion is a heating carburization chamber, the lower portion is a high-pressure air quenching chamber which is provided with a hydro cylinder, work pieces can be directly conveyed into the muffle tank to be heated and the muffle tank can be sealed by the hydro cylinder, when the heating carburization is completed, the hydro cylinder drops down and gets into a quenching area, then the high pressure positive blower is charged and starts to quench. Simultaneously, a middle gate locking plate valve is closed and the heating chamber can be continuously kept in a high temperature state, which brings heat energy and efficacy to secondary operation. The device is composed of a water-cooling furnace wall, a heating chamber, a muffle tank, an air charging system, a vacuum-pumping system, a high pressure positive blower, a heat interchanger, a feeding structure, and the like.
Owner:SUZHOU WANTAI VACUUM FIRING FURNACE RES INST

High-temperature-resistant anti-corrosion coating for power distribution system and preparation technology of coating

The invention belongs to the technical field of power distribution system protection, and discloses a high-temperature-resistant anti-corrosion coating for a power distribution system. The high-temperature-resistant anti-corrosion coating for the power distribution system is prepared from, by weight, 8-10 parts of triethanolamine oleic soap, 7-8 parts of dimethyl phthalate, 6-7 parts of n-butanol, 5-6 parts of emulsified silicone oil, 3-4 parts of lithium-base bentonite, 2-3 parts of sodium citrate, 2-3 parts of isobornyl acetate, 2-3 parts of camphor oil, 1-2 parts of sodium water glass, 1-2 parts of aluminium nitride, 1-2 parts of tobacco extract and 1-2 parts of fennel extract. The high-temperature-resistant anti-corrosion coating for the power distribution system has the multiple functions of resisting high temperature and corrosion and repelling birds.
Owner:STATE GRID SHANDONG ELECTRIC POWER +2

Pot cover stirrer

The invention discloses a pot cover stirrer. The stirrer comprises a pot cover of a planar structure. The pot cover covers a pot body to form a whole boiler structure. The stirrer further comprises a transmission assembly, a stirring assembly, an induction assembly and a control panel. The stirring assembly is arranged on the lower portion of the pot cover and extends downwards along the pot cover. The upper portion of the stirring assembly is connected to the transmission assembly on the upper portion of the pot cover. The transmission assembly drives the stirring assembly to rotate to stir food materials in the pot body. The induction assembly is arranged on the bottom face of the pot cover so as to conveniently stretch into the pot body and detect cooking parameters in the pot body. The control panel is arranged on the top face of the pot cover and is connected with the induction assembly and the transmission assembly to display the cooking parameters detected by the induction assembly and control movement of the transmission assembly. A motor and the stirring assembly are arranged on the upper portion and the lower portion of the pot cover respectively, a stirring function is achieved, the temperature, the salinity, the pressure and flavor components in the pot body are inducted in real time through the induction assembly, and accordingly the rotation speed can be controlled in real time so that the food materials can be stirred to a proper state.
Owner:UNIV OF JINAN

Planetary transmission mechanism of variable transmission chain and planetary speed reducer transmission mode

The invention provides a planetary transmission mechanism of a variable transmission chain. The planetary transmission mechanism comprises an input shaft, sun wheels, planetary wheels, planetary carriers and tooth rings, wherein the planetary wheels are arranged on the planetary carriers; the sun wheels are connected with the tooth rings through the planetary wheels; and the planetary transmission mechanism is a one-stage, two-stage, three-stage, four-stage, five-stage, and the like, or N-stage planetary transmission mechanism, and further comprises an input end brake and a final-stage planetary carrier brake; the input end brake brakes the input shaft; the final-stage planetary carrier brake brakes the final-stage planetary carrier. The planetary transmission mechanism can provide higher driving force and cannot affect the normal running of a vehicle during follow-up; when the diameter of a wheel hub mounting and locating notch of a wheel is 280 mm, the rotating speed of each tooth ring can be up to 1,097 rpm; and when the diameter of the wheel is 1,000 mm, the allowable running speed of the vehicle is 206.7 km / h.
Owner:徐西玲

Microarray chip capable of detecting genomic DNA of various fungi and preparation method of microarray chip

The invention relates to a microarray chip capable of detecting genomic DNA of various fungi and a preparation method of the microarray chip. The microarray chip comprises a modified chip solid-phasecarrier, and a modified gene chip probe, wherein the modified gene chip probe comprises the following structures according to the direction of 5'-3': a 5' modified group-Cn-(dT) m-oligonucleotide chain 3', oligodeoxynucleotide is selected from nucleotide sequences of genomic DNA specific regions of two or more fungi of Candida albicans, Candida glabrata, Candida parapsilosis, Aspergillus, Candidatropicalis and Cryptococcus, or complementary sequences thereof. According to the embodiment of the invention, the modified gene chip probe in the microarray chip effectively reduces the steric hindrance effect of the probe and a PCR product during specific binding, the combination of the two modification modes plays a synergistic role, and the genomic DNA of various fungi can be well detected.
Owner:BEIJING BEIER BIOENG

Fiber heating flexible cable

The invention discloses a fiber heating flexible cable, comprising conductors which are formed by stranding a plurality of copper wires. An EP rubber thin film layer tightly wraps on the periphery of an acrylonitrile-styrene-butadiene copolymer insulating layer. The periphery of the EP rubber thin film layer is tightly wrapped with a layer of semiconductive nylon tape. An outer layer of the semiconductive nylon tape is provided with a nickel-plated high strength fiber heating wire. An insulating layer is wrapped outside the high strength fiber heating wire. Finally, a layer of fluorinated ethylene-propylene is extruded outside the insulating layer. First, the conductors of the cable are stranded by relatively soft copper wires, the diameter is not large, and deformability is relatively high. In addition, the acrylonitrile-styrene-butadiene copolymer insulating layer and the EP rubber thin film layer belong to relative flexible organic materials, and any deformation would not influence the materials and damage the materials. Moreover, the nickel-plated high strength fibers and the semiconductive nylon tape can give out heat and stop heat from being lost, thereby greatly improving utilization rate of heat energy.
Owner:ANHUI CHUNHUI INSTR CABLE GROUP

Automatic cleaning optical flow cell

The invention provides an automatic cleaning optical flow cell. The automatic cleaning optical flow cell comprises a quartz glass tube, end covers installed on the upper end and lower end of the quartz glass tube, installation connectors welded on the top of the end covers, blind plate limiting retainer rings, and a cleaning assembly installed in the quartz glass tube, wherein a concave piston limiting washer is installed on a contact position between the inner wall of the end cover and the quartz glass tube; the blind plate limiting retainer rings are installed in the end covers and disposedon the bottom of a flow cavity, and the inner side wall of the blind plate limiting retainer ring is provided with a through hole communicated with the flow cavity; the cleaning assembly comprises a cleaning piston, a casing pipe and a moving pipe, the upper end and the lower end of the moving pipe are respectively provided with a blind plate, the side wall of junctions between the upper end and lower end of the moving pipe and the blind plates are respectively provided with a guide hole, the casing pipe sleeves the outer side of the moving pipe, the cleaning piston is fixed on the outer sideof the casing pipe, and the outer wall of the cleaning piston is closely fit to the inner wall of the quartz glass tube. The automatic cleaning optical flow cell is simple in structure and ingenious in design, and utilizes the pressure of the liquid to automatically online complete the cleaning work for the inner side of a pipe wall.
Owner:广州泰格测控技术有限公司

Bus duct with fireproof function

The invention particularly relates to a bus duct with a fireproof function, which comprises a side plate, two top plates are connected to the outer walls of the two sides of the side plate through screws, two flame-retardant partition plates are connected to the top plates and the side plate through screws, and a plurality of through grooves which are linearly and uniformly distributed are formed in the flame-retardant partition plates. According to the invention, when combustion occurs in the bus duct, high temperature enables the corresponding paraffin fixing blocks to be quickly melted, so that contact pressure cannot be applied to the clamping strips, and the clamping strips cannot be damaged, so that the service life of the bus duct is prolonged, and the service life of the bus duct is prolonged. The flame retardant storage boxes rapidly release the flame retardant through internal action, the flame retardant is exploded out through the plastic film, an ignition point is rapidly covered for extinguishment, continuous combustion at a fire source is effectively prevented, meanwhile, when a large-range fire breaks out on the bus duct, the multiple internal flame retardant storage boxes simultaneously release the flame retardant for flame retardance, internal gaps of the bus duct are filled with the flame retardant, and the flame retardant effect is good. And the circuit safety of bus duct connection is ensured.
Owner:陆柳蕙

Concrete mixer with shock absorption device

The invention discloses a concrete mixer with a shock absorption device. The concrete mixer with the shock absorption device includes a vehicle frame, a concrete mixing barrel is arranged above the vehicle frame, the vehicle frame supports the front part of the mixing barrel through a front part bracket and a mixing device bracket, the rear part of the mixing barrel is supported on the vehicle frame through a rear part bracket, a first shock absorption device is arranged between the front bracket and the mixing device bracket, a connecting plate connected to the rear part of the mixing barrelis arranged above the rear bracket, a second shock absorption device is arranged between the connecting plate and the rear part bracket, the first shock absorption device is of the same structure as the second shock absorption device, wherein the first shock absorption device includes a top plate and a bottom plate, the top plate and the bottom plate are connected through a plurality of strong springs, and a lifting buckle for lifting is arranged on the vehicle frame. According to the concrete mixer with the shock absorption device, the vibration of the concrete mixing barrel is prevented frombeing transmitted on the device, the vibration does not affect the structure of the device and cause damage, the service life is prolonged, and dusts on the ground are not raised due to vibration when the device is placed on the ground.
Owner:桐乡市亚都混凝土有限公司

Composite rubber film for pipe sealing rings and preparation method thereof

The invention discloses a composite rubber film for pipe sealing rings, comprising an elastic rubber film and a water-swelling material film, which are tightly adhered with each other. The composite rubber film is small in compression set; and pipe sealing rings manufactured by using the composite rubber film are long in service life, simple and convenient for mounting and lasting and excellent in sealing property. At the same time, the invention discloses a preparation method of the composite rubber film, comprising the steps of: respectively extruding the elastic rubber film and the water-swelling material film by using a pre-forming machine; and carrying out heat vulcanization on the two films through an adhesion roll to tightly adhere the films together so as to form the composite rubber film.
Owner:SICHUAN JUST RUBBER

Anchorage cable stretching automatic monitoring system

Disclosed is an anchorage cable stretching automatic monitoring system and monitoring method. The stretching cable thrills through the ground jack center, a pull rod displacement sensor is installed outside the cylinder, a pressure sensor is installed on the oil return pipe, so as to convert measured displacement oil pressure into electrical signals, which are transmitted to the hardware platform for a long distance transmission, and a data acquisition module, a monitoring instrument host containing a central processing unit, a data memory and serial communicating ports, a motor drive module and a data automatic store and output system are set up in order. With programming control, a motor is used to control the opening of the oil valve to realize automatic stretching, and then the stretching velocity and oil pressure signal are used to control the rotary direction and velocity of the motor, thereby achieving controlling the oil pressure. The anchorage cable stretching automatic real time monitoring, feed back, automatic record and report forms print are realized, which not only greatly reduces work intensity and improves efficiency, but also effectively guarantees anchorage cable construction quality. An advanced high precision sensor is used to instead of the existing micrometer and pressure gauge, to realize the improvement of measurement approach, which is used in geotechnical engineering requiring prestressing force exerting and anchorage cable stretching.
Owner:中国水利水电第七工程局成都水电建设工程有限公司 +1

Toothbrush disinfection device

The invention provides a toothbrush disinfection device. The device comprises a closed box formed by assembling a front shell, a rear shell and a transparent cover, wherein a controller is electrically connected with an ultraviolet ray disinfecting lamp, an air blowing device, a storage battery and a power switch. A water collection tank is arranged below the transparent cover; a closed disinfection space is formed among the water collection tank, the front shell and the transparent cover; a temperature and humidity sensor is arranged inside the disinfection space and connected with the controller; an air inlet is formed in the front shell; and the air blowing device blows air into the disinfection space via the air inlet. According to the device disclosed by the invention, a disinfectionenvironment in the toothbrush disinfection device is kept clean, the safety and mouth health of a user are ensured, the structural design of the toothbrush disinfection device is reasonable, the energy is saved, the cost is reduced, and the user operation is convenient and reliable.
Owner:东莞市极酷机电科技有限公司

Anti-pecking cable and application thereof

The invention belongs to the technical field of cables, and discloses an anti-pecking cable. The cable is manufactured according to the following steps: uniformly coating the outer layer of the cable with a coating material, and placing the cable for 24 hours quietly, wherein the coating thickness is from 100 microns to 200 microns. The cable can effectively prevent the pecking, and protects the application safety.
Owner:HAIMEN THE YELLOW SEA ENTREPRENEURSHIP PARK SERVICE CO LTD

Preparation method of reactive polyurethane hot melt adhesive for fabric lamination

ActiveCN102336883BApplicable fitExcellent enzyme-resistant bacteria performanceNon-macromolecular adhesive additivesPolyureas/polyurethane adhesivesPolyesterAdhesion strength
The invention relates to a preparation method of a reactive polyurethane hot melt adhesive for fabric lamination, relates to a reactive polyurethane hot melt adhesive, and belongs to the technical field of polyurethane hot melt adhesive preparation. The reactive polyurethane hot melt adhesive for fabric lamination is prepared by the following steps: heating and melting polyester polyol, polyetherpolyol, a chain extender, an adhesive force accelerant and an antioxidant and mixing uniformly, drying in vacuum for dewatering, adding isocyanate, a catalyst and a silane coupling agent, and reacting under nitrogen protection. The prepared reactive polyurethane hot melt adhesive for fabric lamination has the characteristics that: after being heated, the hot melt adhesive becomes molten thick state because of physical crosslinking generated under the action of hydrogen bonds, and then becomes original physical property after being cooled; the hot melt adhesive not only has excellent enzyme bacteria resistance, higher adhesion strength and good flexibility, water resistance, waterproof and moisture permeable properties and the like, but also does not contain volatile organic solvents, has excellent environmental friendliness, and is suitable for the lamination of various fabrics and the lamination of fabrics and waterproof and moisture permeable thin films.
Owner:WUXI WANLI ADHESION MATERIALS

Centralized and compatible inter-cut control system and method

The invention relates to inter-cut systems for broadcasting information such as disaster warning, emergency and advertisements at any time, particularly to a centralized and compatible inter-cut control system and method. The centralized and compatible inter-cut control system and method is simple, convenient, low in cost, capable of rapidly inter-cutting associated warning information and easy to control. According to the technical scheme of the centralized and compatible inter-cut control system, the inside of a box is provided with a wireless transceiver unit form receiving signals, an LED (light emitting diode) controller, and a switching device for inter-cutting, wherein the wireless transceiver unit is connected with the signal input end of the LED controller and connected with the input end of a controller module, the signal output end of the LED controller is connected with a new signal input interface, and an original signal input interface is connected with the output end of a display internal controller. The centralized and compatible inter-cut control system and method can be widely applied to LED displays to achieve rapid inter-cutting.
Owner:王国荣

Stomach-harmonizing bone setting traditional Chinese medicine and preparation method thereof

The invention discloses a stomach-harmonizing bone setting traditional Chinese medicine and a preparation method thereof. The stomach-harmonizing bone setting traditional Chinese medicine is prepared from the following components in parts by weight: 8-20 parts of rhizoma drynariae, 8-15 parts of dipsacus root, 8-15 parts of Angelica sinensis, 8-15 parts of root of radix rehmannia, 8-15 parts of fingered citron, 8-15 parts of fried Chinese Polyphaga and 5-10 parts of endothelium corneum gigeriae galli. The stomach-harmonizing bone setting traditional Chinese medicine can achieve the effects of obviously promoting osteoblast and cartilage cell proliferation, promoting cell accretion, promoting bone fracture healing and accelerating the bone fracture healing process, and the breaking-resistant strength of the bone fracture part is obviously improved after drug administration; the mouse intestine propulsion function can be promoted, stomach residues of rats are not influenced, the gastric mucosa of the rats is not damaged, and the ulcer occurring condition of a rat ethanol-induced gastric ulcer model can be obviously improved, so that the stomach-harmonizing bone setting traditional Chinese medicine disclosed by the invention does not cause or approximately does not cause any gastrointestinal reaction, has good effects of invigorating spleen and stomach, relieving swelling and pain and setting bone fractures, is suitable for patients in early, middle and later stages and can be used for bone setting without injuring the spleen and the stomach.
Owner:HANGHZOU HOSPITAL OF TRADITIONAL CHINESE MEDICINE

Wall tile mounting structure

The invention discloses a wall tile mounting structure. The wall tile mounting structure comprises at least two tile units and a connecting piece, each ceramic tile unit comprises a ceramic tile and two clamping components, containing grooves are formed in the top and the bottom of the back face of the ceramic tile, and the two clamping components adhere to the inner walls of the two containing grooves correspondingly, so that the clamping components are located in the containing grooves, and inserting grooves are formed in the containing grooves; the connecting piece comprises an upper inserting plate, a lower inserting plate and a base plate. The containing groove is formed in the back face of the ceramic tile in a grooving mode, it is ensured that no or only a small amount of magnesium oxide powder exists in the containing groove, and therefore the clamping component can be installed in the containing groove in a pasted mode, the clamping component is effectively prevented from falling off from the inner wall of the containing groove in the later period, and the risk that the ceramic tile falls off from the wall face is reduced; and the safety is effectively ensured.
Owner:ZHEJIANG YASHA DECORATION

Manufacturing method of integrated inductor and integrated inductor obtained by using this method

The invention provides a manufacturing method of an integrated inductor; the manufacturing method is simplified in technology and controllable in technological parameters, and can be used for obtaining high-quality products. The manufacturing method comprises the following steps: A. manufacturing an iron core ring-shaped object; B. putting the iron core ring-shaped object obtained in the step A into a polishing machine for grinding to obtain powder particles with particle sizes not exceeding 200 meshes; C. carrying out oxidization and insulation treatment to obtain oxidized and insulated powder; D. obtaining a mixture; E. putting a coil and a lead copper frame into a mould; pouring the mixture obtained in the step D into the mould for pressure casting to obtain an integrated structure; F. baking the integrated structure obtained in the step E, and then cooling to obtain a baked product; G. putting the baked product obtained in the step F into a passivation solution for passivating, and then carrying out aftertreatment on the passivated product to obtain the integrated inductor. The invention also discloses the integrated inductor manufactured by the method; the product is good in performances and less in damage to the manufacturing mould.
Owner:SHENZHEN GUDIAN ELECTRONICS

Self-operated T-shaped pneumatic rapid cut-off valve

The invention relates to a control valve applicable to steam pulse constant-pressure heating of EPS (Expanded Polystyrene), EPP (Expanded Polypropylene) and EPO (Expanded Polyolefin) foam plastic machinery, in particular to a self-operated T-shaped pneumatic rapid cut-off valve which is characterized in that a valve seat is arranged in a valve body, a cylinder cover is arranged on the valve seat, a sealing base is arranged between the valve seat and the cylinder cover, a guide cover of the cylinder cover is arranged between the upper side of the cylinder cover and the valve body, namely, the guide cover of the cylinder cover is arranged above the sealing base, the inner side of the guide cover of the cylinder cover is connected with a connecting body through a sealing part, the valve seat at the contact part of the valve seat and the sealing base is an inclined plane, and the sealing base is a plane, and the inclined plane of the valve seat is in line contact with the plane of the sealing base. The rapid cut-off valve can be turned on under 20% of acting force of the similar valves, the on / off response speed is high, the volume is small, the control accuracy is high, the damage to the sealing surface is not affected in movement, the friction is reduced, and the service life is greatly prolonged.
Owner:HANGZHOU FANGYUAN PLASTICS MASCH CO LTD

Planetary transmission mechanism with variable transmission chain and transmission mode of planetary reducer

The invention provides a planetary transmission mechanism of a variable transmission chain. The planetary transmission mechanism comprises an input shaft, sun wheels, planetary wheels, planetary carriers and tooth rings, wherein the planetary wheels are arranged on the planetary carriers; the sun wheels are connected with the tooth rings through the planetary wheels; and the planetary transmission mechanism is a one-stage, two-stage, three-stage, four-stage, five-stage, and the like, or N-stage planetary transmission mechanism, and further comprises an input end brake and a final-stage planetary carrier brake; the input end brake brakes the input shaft; the final-stage planetary carrier brake brakes the final-stage planetary carrier. The planetary transmission mechanism can provide higher driving force and cannot affect the normal running of a vehicle during follow-up; when the diameter of a wheel hub mounting and locating notch of a wheel is 280 mm, the rotating speed of each tooth ring can be up to 1,097 rpm; and when the diameter of the wheel is 1,000 mm, the allowable running speed of the vehicle is 206.7 km / h.
Owner:徐西玲

Converter power device

The invention discloses a converter power device. The converter power device comprises a retaining body, a power component and a capacitor component, wherein the retaining body is internally providedwith two mounting spaces separated from each other, and the two mounting spaces respectively correspond to mounting of a part belonging to the power component and a part belonging to the capacitor component. According to the converter power device, the two separated mounting spaces are arranged, parts belonging to different functional components are respectively mounted in the two spaces, and whenthe parts of the functional components belong to the spaces are repaired and replaced, the parts of the other functional component in the spaces are not affected or damaged.
Owner:GUODIAN LONGYUAN ELECTRICAL

Outdoor LED screen

The invention discloses an outdoor LED screen, relating to an LED screen body. The outdoor LED screen comprises steel wires and LED lamps. The tops of the steel wires are fixed with a structural steel frame at the top of a building. Multiple LED lamps are arranged on the steel wire at intervals and bound to the steel wires by means of an adhesive tape. The bottoms of the steel wires are fixed to the bottom of the building by means of tightwire buckles. Multiple steel wires are arranged longitudinally and fixed on glass and an aluminum plate outside the building by means of pressure buckles. Outsides of hemispherical lamp sockets of the LED lamps are provided with diffusion filter lens having vision rings of 1 to 160 degrees. The outdoor LED screen is simple in structure, broad in light-emitting angle and convenient and quick in replacement and is capable of flexibly adjusting the density of a steel mesh and can be circularly used and does not cause damage to the structure of the overall body of the building.
Owner:上海昊照广告有限公司 +1
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