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113results about How to "Does not affect the connection" patented technology

Channel elbow with wearable liner and lining method thereof

This invention relates to a wear-resistant liner pipeline elbow and forming method which can prolong it life time characterizing in thickening inside of pipeline elbow bow part of wear-resistant liner to turn thinner and thinner steadily towards the two sides and fixing noncircle axial combined core and enabling to increase the bow part inside gap steadily in the bend inside hole to form liner layer in gaps of unequal width faces between inside of liner elbow and the core mode formed by filling or pressing especially by urethane rubber to pour the liner to increase the wear resistance of the easiest worn out part of the elbow.
Owner:宜兴市宙斯泵业有限公司

Method for information transmission by utilizing Wi-Fi (Wireless-Fidelity) message length

The invention discloses a method for information transmission by utilizing a Wi-Fi (Wireless-Fidelity) message length. The method is characterized in that information needing to be transmitted is encoded by adopting the Wi-Fi message length, and a UDP (User Datagram Protocol) is used for constructing a data packet; then a Wi-Fi network is used for carrying out information transmission on data sent by more than one Wi-Fi network external equipment; a receiver is subjected to reverse encoding according to predefinition of a sender to accurately restore transmitted information. Compared with the prior art, the method disclosed by the invention has the advantages that current Wi-Fi network transmission of the data sender is not influenced and sending data can be sent to a plurality of sets of equipment outside the Wi-Fi network; on the basis of not changing a Wi-Fi standard communication protocol, two sets of the Wi-Fi equipment needing to be communicated can carry out the information transmission without establishing a network; the method can be applied to data sending to the equipment outside the network through equipment in other cryptographic wireless networks.
Owner:ALIBABA CLOUD COMPUTING LTD

Cantilever folding mechanism of electric unmanned aerial vehicle

The invention relates to a cantilever folding mechanism of an electric unmanned aerial vehicle. The cantilever folding mechanism comprises a first part, a second part, a rotating shaft and an elastichook, wherein the first part is connected with a vehicle body of the electric unmanned aerial vehicle; the second part is connected with a cantilever of the electric unmanned aerial vehicle; the rotating shaft is used for connecting the first part and the second part together; the elastic hook is used for connecting the first part and the second part together; the first part is provided with a first concave part and a first convex part relative to the second part; the second part is provided with a second concave part and a second convex part relative to the first part; and the shape of the first concave part corresponds to that of the second convex part, and the shape of the second concave part corresponds to that of the first convex part. According to the cantilever folding mechanism disclosed by the invention, through the closing of convex-concave structures, a meshing relation is formed, so that the possibility that malposition is generated in a circumferential direction is avoided, and adding external reinforcing weight is not needed; and the connection of a detachable structure cannot be influenced, and the connecting reliability of the folding mechanism is improved.
Owner:沈阳旋飞航空技术有限公司

Arc-suppressing load switch

The invention discloses an arc-extinguishing load switch which comprises a base, a lower terminal post assembly, an upper terminal post assembly and an arc-extinguishing assembly, wherein the lower terminal post assembly comprises a lower conductive seat, a moving contact and a lower terminal post, an annular groove is arranged on the circumferential surface of an inner hole of the lower conductive seat, a spring toucher is arranged in the annular groove and tightly sleeves the moving contact under the elastic force action so as to ensure the conductive connection between the conductive seat and the moving contact; the lower terminal post is formed through the solidification of epoxide resin which is casted outside the lower terminal seat; and the upper terminal post assembly comprises an upper conductive seat, a fixed contact and an upper terminal post, wherein the fixed contact is provided with a plurality of claws with inward elastic force, and the claws grasp the moving contact under the elastic force action so as to ensure the conductive connection between the moving contact and the fixed contact; and the upper terminal post is formed through the solidification of epoxide resin which is casted outside the upper conductive seat.
Owner:XIAMEN HUADIAN SWITCHGEAR

Safety socket capable of protecting children from electric shock

The invention provides a safety socket capable of protecting children from an electric shock. The socket comprises a socket body. A main cable is arranged on the socket body, and a plurality of jacks are formed in the socket body. The socket further comprises a shield arranged on the socket body. The shield comprises an upper shield body fixedly arranged on the upper portion of the shield body and a lower shield body hinged to the lower portion of the socket body and capable of being fastened with the upper shield body. The lower shield body can be in fastening fixation with the socket body. Wire outlet holes are formed in the lower shield body corresponding to each group of jacks. The lower shield body comprises two end covers and a flexible portion arranged between the two end covers, a clamping plate is arranged on each end cover, and a slot matched with each clamping plate is formed in the socket body. Vertical anti-skidding lines are formed on the end covers. An infrared induction device and a control module and a power indicator which are used for controlling the on-off state of the current in a main cable are arranged on the socket body. The safety socket is high in safety, the wire outlet holes are formed in the shield, cable connection is not affected, the infrared induction device controlling the on-off state of the current in the main cable is arranged on the socket body, and a double protection effect of the infrared induction device and the shield is achieved.
Owner:TECHN CENT FOR SAFETY OF INDAL PRODS TIANJIN ENTRY EXIT INSPECTION QUARANTINE BUREAU

Method for making lamp strip and the lamp strip

The embodiment of the invention discloses a lamp belt and a fabricating method thereof. Wherein, the lamp belt comprises a current-conducting plate which comprises at least two longitudinally extended first bus bars as main power wires and a plurality of second bus bars with a certain distance between each other longitudinally; a first electrical conductor is welded at the interval part between the second bus bars, a lamp string is formed by the first electrical conductor and the second bus bar; a second electrical conductor is welded between the first bus bar and the second bus bar, and the second electrical conductor is electrically connected with the lamp string and the main power wire. By adopting the method, the invention can realize total mechanized and automatic fabricating flow of lamp belts. The lamp belt has the advantages of simple structure and good stability.
Owner:SHENZHEN CLEAR LIGHTING CO LTD

Crushed bone collection drill

The invention discloses a crushed bone collection drill, and belongs to the technical field of tooth implantation. The crushed bone collection drill comprises a cylindrical hollow barrel, an external hexagonal connector, a handle and a crushed bone drill bit, annular saw teeth are arranged at the upper end of the hollow barrel, the lower end of the hollow barrel is fixedly connected with the external hexagonal connector, the lower end of the external hexagonal connector is fixedly connected with the handle, the hollow barrel, the external hexagonal connector and the handle are coaxial, the crushed bone drill bit is detachably embedded into the hollow barrel, and a spiral crumb guide channel is formed in the side wall of the crushed bone drill bit. The crushed bone collection drill can be connected with a manual drill, can be also connected with an electric drill, radial stress cannot be applied to bones with drilling holes, bones cannot be fractured when holes are drilled, drilled bone crumbs are conveniently collected in the collection drill, and healing of soft tissues cannot be affected.
Owner:吴大怡

Test device for sulfur trioxide and condensable particulate matters discharged from fixed pollution source and method

The invention relates to a test device for sulfur trioxide and condensable particulate matters discharged from a fixed pollution source and method. The device comprises a high temperature sampling probe, a selective condensation system, a constant temperature condensation system and a sampling control system. The flue gas is collected by constant velocity sampling. According to the flow rate of aflue gas sampling point, a pitot tube parallel method is used to collect the flue gas at a constant velocity. A fully automatic sampler has the functions of automatically collecting flue gas pressure,automatic constant velocity sampling and metering sampling flow, and automatically stopping sampling when an alarm signal is found out. After the sampling is completed, an actual sampling volume andthe dry flue gas sampling volume data of a standard condition are provided. Compared with the prior art, the device and the method disclosed in the invention can simultaneously measure the sulfur trioxide / sulfuric acid mist and condensable particulate matters discharged from a fixed source, quantitatively analyze organic components and inorganic components in the condensable particulate matters, quantitatively analyze the ratio of sulfur trioxide / sulfuric acid mist in the condensable particulate matters and quantitatively analyze the concentrations and the ratios of various ions in the inorganic components.
Owner:SHANGHAI MINGHUA ELECTRIC POWER TECH & ENG

Jacking system for closure section of continuous rigid frame bridge and jacking deviation rectifying method

The invention discloses a jacking system for a closure section of a continuous rigid frame bridge and a jacking deviation rectifying method. The jacking system is composed of a top plate jacking system and a bottom plate jacking system. The top plate jacking system comprises two sets of top plate embedded bases arranged at the ends of two cantilever beam sections of the continuous rigid frame bridge correspondingly, top plate rigid supporting structures supported between the two sets of top plate embedded bases and a top plate jacking mechanism. The bottom plate jacking system comprises two sets of bottom plate embedded bases arranged at the ends of the two cantilever beam sections correspondingly, bottom plate rigid supporting structures supported between the two sets of bottom plate embedded bases and a bottom plate jacking mechanism. The jacking deviation rectifying method comprises the steps of (1) measurement of position deviation of the cantilever beam sections, (2) adjustment of elevation deviation of the cantilever beam sections, (3) deviation rectifying adjustment and (4) longitudinal jacking. The jacking system is simple in structure, reasonable in design, easy and convenient to construct and good in using effect, the jacking deviation rectifying process of the cantilever beam sections on the two sides of the closure section can be completed easily, conveniently and rapidly, and the rectifying requirements of lateral deviation and reverse deviation of the cantilever beam sections can be met.
Owner:XIAN HIGHWAY INST

Communication method and device for application program and serial port peripheral

InactiveCN106649186AFix stability issuesSolve the problem of configuration burdenElectric digital data processingOperational systemSystem stability
The invention provides a communication method and device adopting an application program and a serial port peripheral. The method comprises the steps that a driving program receives the application data sent by the application program, wherein the application data carries identification information for identifying a target serial port peripheral; the driving program determines the target serial port peripheral based on the identification information and de-encapsulates the application data; the driving program encapsulates the de-encapsulated application data as serial port data, and the serial port data is sent to the target serial port peripheral. In the method, when the serial port peripheral is changed, only the driving program is needed to be perform synchronous change, the application program is not needed to perform synchronous change, and accordingly the problem that when a certain serial port peripheral is changed in the relevant art, all application programs in communication with the serial port peripheral are needed to execute synchronous change, accordingly the system stability is poor and the configuration burden of related personnel is increased can be effectively solved.
Owner:HISENSE VISUAL TECH CO LTD

Self-driven guide rail trolley suitable for curve guide rail

The invention relates to the technical field of guide rail transmission, in particular to a self-driven guide rail trolley suitable for a curve guide rail. The self-driven guide rail trolley comprisesan upper carrying plate, two lower carrying plates, two rolling wheel assemblies, two steering assemblies and a driving mechanism; one rolling wheel assembly is arranged below each lower carrying plate, the upper carrying plate is arranged above the two lower carrying plates and is used for horizontally connecting the two lower carrying plates, one steering assembly used for steering adjustment is arranged between the upper carrying plate and each lower carrying plate, and a guide rail rolling wheel of at least one rolling wheel assembly is matched with the driving mechanism used for drivingthe guide rail rolling wheel to rotate. According to the self-driven guide rail trolley, a transmission mechanism is simple and compact in structure, and only a gear set conducts transmission, so thatthe stability of the transmission mechanism is good, the overall miniaturization of the guide rail trolley is facilitated, and the guide rail trolley is convenient to apply in a narrow space; the guide rail trolley is simple in the overall structure, low in the production cost and convenient for the daily maintenance and repairing; and on the basis of the design of the steering assemblies, the curve movement of the guide rail trolley can be carried out along curve guide rails with any radian and same section.
Owner:无锡市赛博机电有限公司

Combined bolt

The invention relates to the technical field of connecting pieces, in particular to a combined bolt. The combined bolt comprises a first screw with an external thread, a first nut fixed to one end of the first screw, a second screw with an external thread and a second nut fixedly arranged at one end of the second screw. A threaded hole is formed in the middle of the first nut in the axis direction and the second screw can be inserted into the threaded hole to be in screw-thread fit with the same. In the use process, a sheet material can be fixed through the fitting of the first screw and the first nut, another sheet material can be fixed by inserting the second screw into the first screw and allowing the second screw to fit with the second nut, and a plurality bolts can be arranged in the same way so as to realize the fixation of the plurality of sheet materials; in follow-up disassembling, connection of other sheet materials cannot be affected when a previous sheet material is disassembled.
Owner:常州市永达紧固件有限公司

Industrial automatic and convenient fan installation device

The invention relates to the technical field of fan installation, and discloses an industrial automatic and convenient fan installation device. The industrial automatic and convenient fan installationdevice comprises a shell, a placing plate is fixedly connected to the upper part of the shell, a pressing rod is movably connected to the inside of the shell, the surface of the pressing rod is movably connected with an elastic column, the surface of the elastic column is movably connected to the placing plate through a connecting rod, clamping plates are hinged to the positions, located on the two sides of the elastic column, of the surface of the shell, clamping grooves are movably connected to the surfaces of the clamping plates, and blocking blocks are fixedly connected to the sides, farfrom the clamping plates, of the clamping grooves. Part of vibration is still transmitted to the elastic column inside the shell, the elastic column only shakes left and right when the vibration is received, up and down vibration can be absorbed, the left and right shaking of the elastic column does not affect the connection relationship of the clamping plates and the clamping grooves, and the effect that installation parts are not affected by the vibration of a fan is achieved; and in addition, impurities or debris absorbed during operation of the fan can fall from a flowing outlet to the outside of the shell, and normal operation of connectors cannot be influenced.
Owner:绍兴市华获智能装备有限公司

Automatic screwing-on and screwing-off device of sucker rod for oil field

The invention relates to the field of oil field workover treatment equipment, in particular to an automatic screwing-on and screwing-off device of a sucker rod for an oil field. The technical problems to be solved are that the existing screwing-on and screwing-off tools are many and discrete, the tools need to be manually held to assist in disassembling, the efficiency is extremely low, and the problem of micro deflection during screwing-off of a sucker rod is difficult to solve. According to the technical scheme, the automatic screwing-on and screwing-off device of the sucker rod for the oil field comprises guide installing plates and a working bottom plate, wherein opposite sides of the two guide installing plates are connected with the working bottom plate. According to the automatic screwing-on and screwing-off device, an operation mode of mutual cooperation of manual work is abandoned; a screwing-off tool is integrated; screwing-on and screwing-off between the sucker rods are automatically completed in the whole process; the sucker rod above a coupling is disassembled in the screwing-off process; connection between the coupling and the sucker rod at the lower part is not influenced; loosening is avoided; meanwhile, the screwing-on and screwing-off sucker rod is corrected; the assembly effect between the sucker rod and the coupling is enhanced; the use safety of the sucker rod is improved; and the working efficiency during oil well maintenance is greatly improved.
Owner:智慧猫东营智能科技有限公司

Aluminum electrolysis anode hollow aluminum pouring steel claw

The invention discloses an aluminum electrolysis anode hollow aluminum pouring steel claw. A hollow steel claw steel shell is included. An aluminum guide rod connecting plug is arranged at the upper end of the hollow steel claw steel shell. A steel claw beam is arranged at the lower end of the hollow steel claw steel shell. A set of steel claw feet are arranged at the lower end of the steel claw beam. The steel claw beam and the steel claw feet are each of a hollow structure. An aluminum core is poured into the aluminum guide rod connecting plug on the hollow steel claw steel shell, the steelclaw beam and the steel claw feet. By means of the aluminum electrolysis anode hollow aluminum pouring steel claw, the electrical resistivity of an anode guide rod and the steel claw is reduced, electrical losses are reduced, the production cost is reduced, and the beneficial effect that the integral mechanical strength is high is achieved.
Owner:贵州铝城铝业原材料研究发展有限公司

Composite heat insulation board

The invention discloses a composite heat insulation board. The composite heat insulation board comprises a first heat insulation board layer and a second heat insulation board layer which are arrangedoppositely. A fireproof layer is arranged between the first heat insulation board layer and the second heat insulation board layer. The fireproof layer is a latticed frame formed by a double-layer aluminum wire mesh. Half of a grid is internally provided with phenolic foam. The first heat insulation board layer and the second heat insulation board layer are connected together through the other half of the grid. T-shaped grooves are formed in the lower portion of the second heat insulation board layer. The two sides of the fireproof layer are provided with protruding blocks and grooves, wherein the protruding blocks correspond to the grooves. The middle of the composite heat insulation board is provided with the latticed fireproof layer, connection between the first heat insulation board layer and the second heat insulation board layer is not affected, the fireproof, heat insulation and sound isolation effects are good, and the service life is long; and the T-shaped grooves are formedin the lower portion of the second heat insulation board layer, so that the composite heat insulation board and a base layer wall are closely combined and do not slide off, and construction is safe, fast and convenient.
Owner:吴江市金搏保温材料厂(普通合伙)

Water resistance metal binder and preparation method thereof

The present invention provides a water resistance metal binder and a preparation method thereof, wherein the binder comprises methyltriethoxysilane, ethyl silicate, an alpha-cyanoacrylate glue, a bisphenol F epoxy resin, an E-39 epoxy resin, p-hydroxybenzenesulfonic acid, hydroxyethyl cellulose, sodium alginate, cobalt boroacylate, nanometer titanium dioxide, barium sulfate, calcium lactate, calcium citrate, tetrapod-like zinc oxide crystal whisker, ethanol, dilute hydrochloric acid and water. The preparation method comprises: stirring methyltriethoxysilane, ethyl silicate and ethanol at a temperature 75-85 DEG C, adding a mixing solution of dilute hydrochloric acid and water, adding other components excluding p-hydroxybenzenesulfonic acid after the solution is clarified, heating to a temperature of 45-55 DEG C, carrying out thermal insulation for 15-30 min, adding p-hydroxybenzenesulfonic acid, heating to a temperature of 120-140 DEG C, and maintaining for 2-3 h. According to the present invention, the metal binder has characteristics of high binding strength and water resistance, and does affect the connection after the instrument contacts water even is soaked in water; and the preparation method has characteristics of simple steps, easy control, easy industrial production, and low production cost.
Owner:SUZHOU JIEDERUI PRECISION MACHINERY

Server heat dissipation rack convenient to overhaul

The invention discloses a server heat dissipation rack convenient to overhaul, which comprises at least two server mounting racks, a heat dissipation rack, a heat dissipation windbox, a mounting racksealing part and a base, wherein the two server mounting racks are respectively arranged at the side parts of the heat dissipation rack; the outer side of each server mounting rack is provided with amounting rack sealing component capable of sliding along the mounting rack, the upper end of the heat dissipation rack is provided with the heat dissipation windbox, and the lower end of the heat dissipation rack is provided with the base. The heat dissipation rack is beneficial to maintenance and overhaul of equipment and convenient to install, and the phenomenon of disorder is avoided. Each mounting frame is provided with a telescopic sealing plate, so that convenience is brought to mounting, overhauling and maintenance of workers, heat dissipation in the server is guaranteed, the efficiencyis improved, the time is saved, the flexibility is high, and the operation is simple and convenient.
Owner:SUZHOU LANGCHAO INTELLIGENT TECH CO LTD

Display device

The invention provides a display device. The display device comprises a display device main body and a rear shell. A back plate of the display device main body is provided with a first mounting area and a second mounting area. The rear shell comprises a rear shell main segment and at least one rear shell extension segment, and a split type structure is achieved. The rear shell main segment and therear shell extension segment are detachably connected to the rear side surface of a back plate. The rear shell main segment covers the first mounting area, a first containing cavity is formed betweenthe rear shell main segment and the back plate, and the rear shell main segment is made of materials with the flame retardant rating which is not lower than V1, so the flame retardant rating of the first containing cavity combined with the rear shell main segment is not lower than V1. The rear shell extension segments cover the second mounting area, and a second containing cavity is formed between the rear shell extension segments and the back plate. The rear shell extension segments are made of materials with the flame retardant rating which is lower than V1, so that the material cost of therear shell extension sections is lower than that of the rear shell main section, the cost of the rear shell extension sections is locally reduced, and the overall cost of the rear shell is further reduced.
Owner:HISENSE VISUAL TECH CO LTD

Water pump convenient to assemble and good in stability

The invention discloses a water pump convenient to assemble and good in stability, and belongs to the technical field of water pumps. The water pump comprises a pump body, a water pump seat and a mounting seat, and the pump body and a vibration guiding and liquid changing assembly are fixedly mounted at the top of the water pump seat. A first protection mechanism and a second protection mechanism are arranged, so that the structure is controllable, the traditional design that the water pump is protected through adding of a closed shell is abandoned, when the outer side of the water pump is impacted, the first protection mechanism and the second protection mechanism can automatically work, mounting of the whole water pump and connection of pipelines cannot be affected, and the using effect is guaranteed; meanwhile, a first built-in telescopic plate and a second built-in telescopic plate which are matched with each other are arranged, the first protection mechanism and the second protection mechanism can resist impact through the instantaneous linkage process of all mechanisms during impact, meanwhile, deformation cannot occur when large impact occurs, and the using effect is kept; in addition, the protection effect of the protection system is optimal.
Owner:浙江锦超特种装备有限公司

Top plate ejecting system for ejecting closure section of continuous rigid frame bridge and construction method thereof

The invention discloses a top plate ejecting system for ejecting closure section of a continuous rigid frame bridge and a construction method thereof. The top plate ejecting system comprises two groups of top plate pre-buried bases, a rigid support structure and an ejecting mechanism, wherein the two groups of top plate pre-buried bases are respectively arranged at two cantilever beam section ends of the continuous rigid frame bridge; the rigid support structure is supported between the two groups of top plate pre-buried bases; the ejecting mechanism is used for ejecting the rigid support structure; each group of top plate pre-buried bases comprises a left top plate pre-buried base and a right top plate pre-buried base arranged on the same cantilever beam sections; the rigid support structure is a longitudinal ejecting support structure or an oblique ejecting support structure; one end of the rigid support structure is a fixed end, and the other end of the rigid support structure is an ejecting end. The construction method comprises the following steps: step one, constructing the top plate pre-buried bases; step two, mounting the ejecting mechanism; and step three, mounting the rigid support structure. The top plate ejecting system is reasonable in design, simple and convenient to construct and good in using effect; the process of ejecting the cantilever beam sections of the closure section can be simply, conveniently and quickly completed; and the requirements on correction of lateral deviation and torsion deviation of the cantilever beam sections can be met.
Owner:XIAN HIGHWAY INST

Internet-of-things monitoring universal equipment standardized box

The invention discloses an internet-of-things monitoring universal equipment standardized box. The internet-of-things monitoring universal equipment standardized box comprises a box body, the box bodyis provided with a box door, a sealing ring is arranged between the box door and the box body, a bottom plate used for installing aerial sockets is arranged at the bottom of the box body, and at least one column of aerial sockets are arranged; an annular clamping plate is arranged at the bottom of the box body, the bottom plate is located in the clamping plate, the sealing ring is arranged between the bottom plate and an outer layer plate of the clamping plate, and a spring is connected between the bottom plate and an inner layer plate of the clamping plate; the bottom of the box body is further hinged to a cover plate, and a buckle is arranged between the cover plate and the box body; the cover plate is provided with at least one column of plugging holes, U-shaped gaps are formed betweenthe plugging holes and the edge of the cover plate, the diameter of the plugging holes is larger than that of the U-shaped gaps, and at least two columns of brushes are arranged in the U-shaped gaps;arc sealing rings provided with gaps cover the back of the plugging holes, and a circle of brushes are distributed in each arc sealing ring.
Owner:杭州河洛章纹互联技术有限公司

Large-caliber plastic butterfly valve

The invention belongs to the technical field of butterfly valves, and particularly relates to a large-caliber plastic butterfly valve which comprises a valve body and a valve plate, a through hole used for being communicated with a pipe is formed in the valve body, a transition part used for placing a pouring gate is arranged on the through hole and connected with the inner wall of the through hole, the valve plate is movably arranged in the through hole and matched with the inner wall of the through hole in a sealed mode, the transition part is an inclined block arranged in the circumferential direction of the through hole, one side of the inclined block is smoothly connected with the inner wall of the through hole, and the inclined block inclines in the direction away from the axis of the through hole. According to the large-caliber plastic butterfly valve adopting the scheme, the inclined block is arranged on the through hole of the valve body to serve as the transition part and can serve as the position where the pouring gate is arranged during injection molding, so that after injection molding is completed, residual materials flowing down from the pouring gate are cut off on the inclined block, connection between the through hole and the valve plate is not affected, turning machining does not need to be conducted on the inner surface of the through hole of the valve body after injection molding, production procedures are reduced, and the production efficiency is improved.
Owner:HESHAN LESSO IND DEV

Patch board for household appliances

The present invention discloses a patch board for household appliances. The patch board comprises a patch board main body, the top portion of the patch board main body is provided with a plurality ofjack bases, the two sides of the top portion of the patch board main body are provided with fixing necks, the fixing necks are internally provided with installation modules, and the installation modules are provided with dust prevention modules. dust prevention baffles are designed to effectively prevent dust from dropping into jacks of the patch board to allow the circuits in the patch board to keep clean so as to prolong the service life of the patch board and prevent pets and children from touching the patch board by accident, the dust prevention baffles can be pulled open towards two sidesso that the connection of the electric appliance circuit cannot be influenced, the structure is simple, the usage is convenient, the dust prevention baffles are provided with mutually symmetrically arranged semi-circular line passing grooves, the middle portions of the dust prevention baffles form through holes to allow supple lines to pass through, the holes are arranged at the center positionsof a plug line seat to facilitate separation of the electric appliance circuits when usage, the connection is clear, and the usage is more convenient.
Owner:铜陵市世纪朝阳数码科技有限责任公司

Metal adhesive

The invention provides a metal adhesive. A preparation method comprises the following steps: 1, stirring methyl trimethoxy silane, ethyl silicate, sodium silicate and ethanol at 75-85 DEG C, slowly adding a mixed liquid of the diluted hydrochloric acid and water, and clarifying the solution; 2, adding polyamide, a branched polyether epoxy resin, an acrylic acid-itaconic acid copolymer, cis-butenedioic acid dibutyl ester, polyitaconic acid, polycrotonic acid, cobalt boroacylate, polyanionic cellulose, sodium poly-maleate, nano aluminum oxide, polyacrylic acid triethanolamine and silicon carbidecrystal whisker, heating to 45-55 DEG C, and keeping the temperature for 15-30 minutes; 3, adding p-hydroxy benzenesulfonic acid, heating to 120-140 DEG C, and keeping the temperature for 2-3 hours.The metal adhesive provided by the invention is good in adhesion property, relatively good in impact resistance, shearing resistance and tensile strength and relatively good in water resistance, acidresistance, alkali resistance and temperature resistance, and the connection property of the metal adhesive is not affected even if an instrument is wetted or soaked in water.
Owner:苏州市宽道模具机械有限公司

Luminous rugby ball

The invention provides a luminous rugby ball, and belongs to the technical field of luminous toys, aiming at solving the technical problems of an existing luminous rugby ball which is complex in structure, high in cost and not easy for assembling. The luminous rugby ball comprises a ball body, a mounting hole, a mounting groove, a battery box and an optical fiber ribbon, wherein the mounting holeis kept in the surface of the ball body; the mounting groove is wound on the surface of the ball body and two ends of the mounting groove communicate with the mounting hole; the battery box is embedded in the mounting hole and is in detachable connection to the ball body; a luminous element is arranged in the battery box; the optical fiber ribbon is embedded in the mounting groove and two ends ofthe optical fiber ribbon are connected to the battery box; and the luminous element can shine, so that the optical fiber ribbon can become bright. The luminous rugby ball is relatively less in quantity of parts of the entire structures, relatively simple in structure and relatively low in making and using costs; and when the luminous rugby ball is assembled, the battery box and the luminous rugbyball can be mounted on corresponding positions of the ball body in one time, so that the luminous rugby ball is quite convenient to assemble and is relatively high in assembling efficiency.
Owner:艾森(宁波)智能科技有限公司

Touch screen of electronic device and electronic device

The invention is applicable to the technical field of electronic devices and provides a touch screen and an electronic device. The touch screen comprises a cover plate and sensing film which are superposed to form a whole, the area of the sensing film is smaller than that of the cover plate, and the position of the sensing film is staggered with one end or the opposite ends of the cover plate. Theelectronic device comprises the touch screen and a middle frame. A first connecting portion and a second connecting portion which are different in height can be arranged in a middle frame of the electronic device, so that the sensing film higher than the plane of the cover plate can be superposed on the lower second connecting portion, or the middle frame of the electronic device is correspondingly provided with a first connecting portion and a second connecting portion which are different in height. The common film lower in cost is firstly bonded on the cover plate and then is connected withthe first connecting portion, while the sensing film is directly bonded on the second connecting portion, and the connection between the touch screen and the middle frame is not affected. It is thusclear that the material cost of the sensing film is saved, and the connection between the touch screen and the middle frame is not affected.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD
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