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36results about How to "Disassembly does not affect" patented technology

Device for producing high-quality building materials

The invention discloses a device for producing high-quality building materials. The device comprises a mounting base, a riding wheel assembly fixedly mounted on the mounting base and a rotary kiln body located on the mounting base; and the rotary kiln body comprises a kiln head provided with a child wedge block, a feeding mechanism arranged on the kiln head, a wheel belt fixedly connected to the surface of the rotary kiln body, a splicing buckle located on the rear side of the wheel belt, a hydraulic rod used for driving the splicing buckle, a kiln tail provided with a mother wedge block, a sealing assembly arranged at the end part of the kiln tail, and a driving mechanism used for driving the rotary kiln body. According to the device, splicing and fixing of a rotary cement kiln are achieved through the child wedge block, the mother wedge block and the splicing buckle at the kiln opening and the kiln tail, torque can be well transmitted, and meanwhile dismounting, repairing and maintaining are more convenient; a horizontal feeding mechanism is arranged, so that under the condition that the device has no preset inclination angle, normal operation of calcination can be guaranteed, and effective feeding work can also be carried out; and therefore, the problem that the rotary cement kiln must be obliquely mounted for a long time is solved.
Owner:杭州雷力信息科技有限公司

Intelligent wristwatch with replaceable internally-connected lens

The invention discloses an intelligent wristwatch with a replaceable internally-connected lens. The intelligent wristwatch with the replaceable internally-connected lens comprises an intelligent wristwatch body and a COMS camera shooting module, and further comprises the internally-connected lens, wherein a sunken structure with an inverted-cone-shaped opening is arranged on one surface of the intelligent wristwatch body, the COMS camera shooting module is arranged inside the sunken structure, and the internally-connected lens is installed in the sunken structure of the intelligent wristwatch body through a connecting device. According to the intelligent wristwatch with the replaceable internally-connected lens, due to the fact that the replaceable internally-connected lens is assembled on the COMS camera shooting module in the limited internal space of the intelligent wristwatch body, the function of the intelligent wristwatch for carrying out camera shooting or taking pictures to carry out capture of external images is greatly improved, and a user can replace the internally-connected lens with an optical lens with the wide angle framing function, an optical lens with the long distance zooming function, an optical lens with the near shooting microscopy function and an optical lens with the light source filter function as needed so that the using purpose that the user carries out different types of special application can be achieved.
Owner:SHENZHEN ASOKA ELECTRONICS CO LTD

Oxygen second level voltage stabilizer

The invention discloses an oxygen second level voltage stabilizer, comprising a valve, an air inlet arranged in the left side of the valve, an air outlet arranged in the right side of the valve, LCD (Liquid Crystal Display) screens arranged on the left and right sides on the top of the valve, a safe valve arranged on the right side of the bottom of the valve, adjusting valves arranged on the upper end and the lower end of the valve and arranged oppositely and ball valves arranged in the valve, wherein pressure sensors are arranged between the LCD screens and the valve. The oxygen second level voltage stabilizer can use pressure gages or the sensors and the LCD screens according to the choice of a customer, is in an integrated structure, and has the advantages that the size is small, no welding point exists, the mounting is convenient, no diaphragm is arranged in the adjusting valves, the material is anti-corrosion, the pressure gages are convenient to replace, the use is not influenced by the detachment and mounting, no switch is arranged, the switch, the adjusting valves and the valve are combined, and safety and reliability are realized.
Owner:NINGBO JIANZHIKANG MEDICAL EQUIP

Compact dry-type transformer

The invention discloses a compact dry-type transformer. The transformer comprises a shell, and a voltage transformation device and a ventilation device arranged in the shell, the shell comprises a base, supporting rods, a top plate and a surrounding plate. The top plate is arranged at one side of the base; grooves are formed in the sides, facing the coamings, of the base and the top plate and connected with the coamings in a clamped mode, the supporting rods are connected with the base and the top plate, the coamings are arranged between the top plate and the base, each coaming comprises semicircular plates and connecting plates, the number of the semicircular plates corresponds to that of the voltage transformation devices, and the semicircular plates and the connecting plates are sequentially connected at interval to form a ring shape. According to the technical scheme, main support is supported and stressed by the base, the supporting rods and the top plate which are connected withone another, the coamings are used for packaging and providing dustproof and waterproof capacity, each coaming comprises the semicircular plate and the connecting plate, the coamings are convenient todisassemble and assemble during maintenance and installation, and the coamings can be disassembled and assembled under the condition that a voltage transformation device is not affected.
Owner:HXXN ELECTRICITY

Disassembly method of bolt of threaded locking ring heat exchanger

The invention discloses a disassembly method of a bolt of a threaded locking ring heat exchanger. The disassembly method comprises the following steps that S1, compression bolt penetration, descalingand lubrication are conducted; S2, inner and outer ring compression bolts are taken out; and S3, a locking ring is taken out. The disassembly method of the bolt of the threaded locking ring heat exchanger has the beneficial effects that a loosening rust remover dissolves rusting corrosion dirt, lubricating oil takes the dirt away and lubricates the friction surface, thus friction force between screw thread pairs is reduced, the bolts are taken out conveniently, the bolt taking-out difficulty is reduced, use by people is facilitated, the consumed time is short, the labor efficiency is high, theloss on threads on the locking ring is small, re-disassembly of the bolts is not affected, disassembly portability of the locking ring is improved, meanwhile, the locking ring is not damaged, the disassembly time is greatly shortened, the disassembly working procedure is greatly reduced, and practicality is improved.
Owner:YUEYANG CHANGLING REFINING & CHEM TONGDA CONSTR & INSTALLATION ENG CO LTD

Puncture-proof, bullet-proof and skid-proof tire

InactiveCN109606029AAnti-skid solutionDriving has no effectTyre tread bands/patternsTweelClosed loop
The invention provides a puncture-proof, bullet-proof and skid-proof tire. The puncture-proof, bullet-proof and skid-proof tire comprises a tire casing, a bulletproof closed loop belt, skid-proof sleeves, skid-proof nails and small inflatable balls. A plurality of skid-proof sleeves and skid-proof nails are uniformly distributed in the circumferential direction of a tread of the tire casing; the bullet-proof closed loop belt is a ring-shaped rubber sheet, and a layer of cable chain protective ring nets is embedded at the center of the rubber sheet; a large number of the small inflatable ballsare placed in a cavity between the tire casing and the bulletproof closed loop belt. The assembled tire is bounded by the bulletproof closed loop belt to form a hub space and a tire space. After high-pressure gas is filled into the hub space, the air pressure in the hub space is greater than that in the tire space, and the bulletproof closed loop belt compresses the inflatable small balls to deform, and the pressure of the bulletproof closed loop belt is equal to that of the hub space. Due to the large number of the small inflatable balls, when a sharp object punctures the tire, only one smallball can be punctured, so that the pressure loss is small, and the tire pressure hardly changes; when a vehicle drives on snowy and icy roads, the skid-proof nails are inserted into ice and snow to play a role of skid resistance.
Owner:大连嘉宏至伟新技术开发有限公司

Installation device of advertisement board

An installation device of an advertisement board comprises a fixed frame which is firmly installed in a wall body and an installation arm which is firmly connected to the rear end of the advertisement board, wherein a limiting groove is formed in the upper end face of the installation arm; an installation groove which has a forward opening and is used to install the installation arm is formed in the fixed frame; a vertical telescopic groove is formed in the upper end wall of the fixed frame; a limiting pin fitted with the limiting groove is installed in the vertical telescopic groove in a sliding manner; an ejection pressing plate is firmly installed on the upper end of the limiting pin; and an ejection pressing spring which ejects and presses the limiting pin into the limiting groove is installed on the upper end of the ejection pressing plate. During installation of the advertisement board, only the installation arm needs to be pushed into the installation groove; when the limiting pin is inserted into the limiting groove, the installation arm will be limited in a single direction and cannot be plugged out. At this moment, installation of the advertisement board is completed. The installation course is simple and convenient; installation is stable; the advertisement board does not fall easily; and thus hidden safety dangers are reduced.
Owner:NANTONG JUJIU NEW MATERIAL SCI & TECH CO LTD

A kind of Rink insulation board

The invention discloses a link insulating board. The board comprises a first link insulating board, a second link insulating board, locking mechanisms and pre-positioning mechanisms. The first and second link insulating boards are spliced and assembled to form a link insulating board whole body. The first and second link insulating boards are provided with the locking mechanisms. One end of the first link insulating board and one end of the second link insulating board are movably hinged through a stainless steel hinge. The other end of the first link insulating board and the other end of thesecond line link insulating board are provided with pre-positioning mechanisms. The number of the locking mechanisms is two. The board is simple and reasonable in structure and convenient to use, andis composed of the first link insulating board and the second link insulating board, so that the link insulating board fixedly clamps an insulating ceramic sleeve, thereby effectively improving the installation firmness of the line link insulating board, and enabling the installation and disassembly of the link insulating board to be convenient without the impact on the use of the insulating ceramic sleeve. Moreover, the practicability is higher.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO LONGKOU POWER SUPPLY CO

Waterstop section forming member on pipe joint of electric power pipe gallery and method of preparing standard pipe joint

The invention discloses a waterstop section forming member on a pipe joint of an electric power pipe gallery and a method of preparing a standard pipe joint and relates to municipal engineering. The waterstop section forming member on the pipe joint of the electric power pipe gallery comprises a body matched with the forming shape of the waterstop section on the pipe joint and a plurality of waterstop clamping units. The body matched with the forming shape of the waterstop section on the pipe joint defines a cavity, and the waterstop clamping units are arranged on the body matched with the forming shape of the waterstop section on the pipe joint. The waterstop section forming member solves a problem that the waterstops are not tightly connected to the pipe joint, and is regular in shape, good in post-mounting sealing effect and good in waterproofness.
Owner:成都交投建筑工业化有限公司

A sf buried oil tank

The invention discloses an SF buried oil tank, which includes a tank body, a manhole and a well seat arranged on the tank body, and an anti-seepage operation well is installed on the well seat, and the anti-seepage operation well includes from top to bottom The lower cylinder cover, the anti-consolidation upper cylinder, the leakage-proof middle cylinder and the leakage-proof lower cylinder are detachably connected in turn, and the leakage-proof lower cylinder is connected with the well seat. The cylinder cover includes a fixed cover plate and a movable cover plate, The fixed cover is buckled on the anti-consolidation upper cylinder, and a stepped through hole is processed in the middle of the fixed cover. One side of the movable cover is hinged to the side wall of the fixed cover on the side of the through hole and is used for movable sealing. The through hole is described, the lower surface of the movable cover is provided with two groups of clamping components, and the two groups of clamping components are respectively located on the two sides adjacent to the hinged side of the lower surface of the movable cover. The invention adopts the form of a half-open manhole cover, which reduces the risk of manhole cover loss and accidental falling into the well, and is equipped with a clamping component that can clamp a light source to irradiate the inside of the operation well, which is convenient for operators to perform maintenance.
Owner:SICHUAN XINLEI BUILDING ENG CO LTD

Climbing device applied to rock climbing equipment

A climbing device applied to rock climbing equipment comprises a base frame which is firmly installed in an artificial rock wall and a replacement arm body which is firmly connected to the right side of a rock point, wherein a friction plate is installed on the upper end of the rock point in a dismountable manner; the friction plate is used to add friction force of hands of a climber and enhance safety performance; a groove is formed on the replacement arm body; a fixation groove which has a leftward opening and is used to fix the replacement arm body is disposed in the base frame; a vertical moving groove is formed in the upper part of the base frame; a longitudinal rod fitted with the groove can be movably installed in the vertical movable groove; a first ejection panel is firmly installed on the longitudinal rod; and a first elastic part used to eject the longitudinal rod into the groove is installed on the first ejection panel.
Owner:沈丹萍

A secondary oxygen regulator

The invention discloses an oxygen second level voltage stabilizer, comprising a valve, an air inlet arranged in the left side of the valve, an air outlet arranged in the right side of the valve, LCD (Liquid Crystal Display) screens arranged on the left and right sides on the top of the valve, a safe valve arranged on the right side of the bottom of the valve, adjusting valves arranged on the upper end and the lower end of the valve and arranged oppositely and ball valves arranged in the valve, wherein pressure sensors are arranged between the LCD screens and the valve. The oxygen second level voltage stabilizer can use pressure gages or the sensors and the LCD screens according to the choice of a customer, is in an integrated structure, and has the advantages that the size is small, no welding point exists, the mounting is convenient, no diaphragm is arranged in the adjusting valves, the material is anti-corrosion, the pressure gages are convenient to replace, the use is not influenced by the detachment and mounting, no switch is arranged, the switch, the adjusting valves and the valve are combined, and safety and reliability are realized.
Owner:NINGBO JIANZHIKANG MEDICAL EQUIP

Tensioning tool for simultaneously manufacturing prestressed concrete pipe piles

The invention relates to a tensioning tool for simultaneously manufacturing a plurality of prestressed concrete pipe piles. The tensioning tool comprises a fixation plate (9) and a lock plate (3) arranged at two ends of a pipe pile mold (8). The lock plate (3) is provided with a tensioning screw (1), the screw (1) is provided with a locking nut (2) for locking the screw (1), one end of the screw (1) located in the pipe pile mold is provided with a tensioning plate (4) connected with the end plate of a cage of reinforcement, also included is a connection device located in the pipe pile mold (8) and between head and tail ends of two cages of reinforcement, the middle part of the connection device is provided with a through hole having a diameter the same as the inside diameter of the pipe pile, and the connection device is provided with a seal structure for preventing concrete from flowing into the connection device. The inventive tensioning tool is good to practice, that is, the tool can tension the cage of reinforcement, when a concrete pump and a pouring pipe are used for concrete pouring, without influencing pouring of the pouring pipe, and has good sealing performance.
Owner:宁波中淳高科股份有限公司

Climbing device in climbing equipment

A climbing device in climbing equipment comprises a base frame firmly installed in an artificial rock wall and a replacement arm body firmly connected to the right part of a rock point, wherein a groove is formed on the replacement arm body; a fixation groove with a leftward opening used to fix the replacement arm body is formed in the base frame; a vertical motion groove is formed in the upper part of the base frame; a longitudinal rod matched with the groove is movably installed in the vertical motion groove; a first tight ejection panel is firmly installed on the longitudinal rod; and a first elastic part used to eject the longitudinal rod into the groove is installed on the first ejection panel.
Owner:沈丹萍

Method for assembling, transporting and storing diesel engine and generator

The invention discloses assembly, transfer and storage methods for a diesel engine and a generator. A rotor is suspended through a fastening strip for assembly of the generator in the assembly method. Transferring is carried out through a hanger, and the lengths and the load capacity of a first lifting rope, a second lifting rope and a third lifting rope in the hanger are calculated in the transfer method; and transfer and storage are supported through a support frame in the storage method. By using the methods disclosed by the invention, when the diesel engine and the generator are assembled, the fastening strip is convenient and fast to assemble and disassemble, the occupied space is small, assembly is not affected and the cost of the fastening strip is low; when the diesel engine and the generator are transferred, one lifting point of the diesel engine and two support seats of the generator are selected as lifting points, two lifting points of the generator are symmetrically distributed and the three lifting points have stability, so that balance lifting of a whole system can be ensured; and the lengths and the minimum load capacity of the lifting ropes are determined through calculation, and the first lifting rope, the second lifting rope and the third lifting rope are combined into the hanger, so that the design time and the manufacturing cost are reduced.
Owner:GUANGZHOU ELECTRICAL LOCOMOTIVE

billboard installation

An installation device of an advertisement board comprises a fixed frame which is firmly installed in a wall body and an installation arm which is firmly connected to the rear end of the advertisement board, wherein a limiting groove is formed in the upper end face of the installation arm; an installation groove which has a forward opening and is used to install the installation arm is formed in the fixed frame; a vertical telescopic groove is formed in the upper end wall of the fixed frame; a limiting pin fitted with the limiting groove is installed in the vertical telescopic groove in a sliding manner; an ejection pressing plate is firmly installed on the upper end of the limiting pin; and an ejection pressing spring which ejects and presses the limiting pin into the limiting groove is installed on the upper end of the ejection pressing plate. During installation of the advertisement board, only the installation arm needs to be pushed into the installation groove; when the limiting pin is inserted into the limiting groove, the installation arm will be limited in a single direction and cannot be plugged out. At this moment, installation of the advertisement board is completed. The installation course is simple and convenient; installation is stable; the advertisement board does not fall easily; and thus hidden safety dangers are reduced.
Owner:盐城新汇村镇建设发展有限公司

FF buried oil tank with anti-seepage well bases

The invention discloses an FF buried oil tank with anti-seepage well bases. The FF buried oil tank comprises a tank body and the well bases arranged on the tank body. An anti-seepage assembly is arranged on each well base and comprises a barrel cover, an anti-solidification upper barrel, an anti-seepage middle barrel and an anti-seepage lower barrel, all of which are detachably connected in sequence from top to bottom. Each well base comprises a well base barrel and an inner press ring side formed on the outer edge of an upper port of the well base barrel. Each anti-seepage lower barrel comprises a lower barrel body and an outer press ring side formed in the lower barrel body. A first oblique angle is machined on the lower portion of the inner side of each outer press ring side, a second oblique angle is machined on the lower portion of the outer side of each inner press ring side, an annular cavity is formed between each first oblique angle and the corresponding second oblique angle,and a floating ring used for blocking the corresponding annular cavity is movably placed between each first oblique angle and the corresponding second oblique angle. The anti-seepage assemblies are arranged on the well bases, and therefore compared with a traditional sealing ring, the FF buried oil tank has the advantage that the waterproof effect is better, and the phenomenon that a great amountof accumulated water is generated in an operation well can be avoided.
Owner:SICHUAN XINLEI BUILDING ENG CO LTD

A split crimping mpo plug

The invention relates to a split crimping MPO plug, which includes an outer shell, a pin part, a spring, a limit seat, a crimping sleeve and a tail sheath. The front housing on the tensile element on the outer periphery of the rear end housing of the seat and the rear housing crimped on the optical cable, the front end of the rear housing of the crimping sleeve is connected with a connection that can move axially in the rear end housing of the limit seat The connecting piece is inserted into the rear end shell of the limit seat and locked and positioned by the locking mechanism; the front shell and the rear shell of the crimping sleeve are detachable after the locking mechanism is unlocked, and the optical fiber is not stressed when the MPO plug is assembled and disassembled . The split-type crimping sleeve of the present invention is locked by a locking mechanism and anti-rotation by a anti-rotation mechanism. There is no need to disassemble the crimping sleeve and the limit seat when repairing and disassembling, and the optical fiber is not stressed during the entire assembly and disassembly process, and the optical fiber will not be damaged. Twist to facilitate rework grinding work and avoid damage to the fiber during handling.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD

billboard installation

An installation device of an advertisement board comprises a fixed frame which is firmly installed in a wall body and an installation arm which is firmly connected to the rear end of the advertisement board, wherein a limiting groove is formed in the upper end face of the installation arm; an installation groove which has a forward opening and is used to install the installation arm is formed in the fixed frame; a vertical telescopic groove is formed in the upper end wall of the fixed frame; a limiting pin fitted with the limiting groove is installed in the vertical telescopic groove in a sliding manner; an ejection pressing plate is firmly installed on the upper end of the limiting pin; and an ejection pressing spring which ejects and presses the limiting pin into the limiting groove is installed on the upper end of the ejection pressing plate. During installation of the advertisement board, only the installation arm needs to be pushed into the installation groove; when the limiting pin is inserted into the limiting groove, the installation arm will be limited in a single direction and cannot be plugged out. At this moment, installation of the advertisement board is completed. The installation course is simple and convenient; installation is stable; the advertisement board does not fall easily; and thus hidden safety dangers are reduced.
Owner:NANTONG JUJIU NEW MATERIAL SCI & TECH CO LTD

A ff buried oil tank with an anti-seepage well seat

The invention discloses a FF buried oil tank with an anti-seepage well seat, which comprises a tank body and a well seat arranged on the tank body. Detachably connected cylinder cover, anti-consolidation upper cylinder, anti-leakage middle cylinder and anti-leakage lower cylinder, the well base includes the well base cylinder body and the internal pressure ring formed at the outer edge of the upper port of the well base cylinder body, The anti-leakage lower cylinder includes the lower cylinder body and the outer pressure ring edge formed in the lower cylinder body. The inner lower part of the outer pressure ring edge is processed with a first bevel angle, and the outer lower part of the inner pressure ring edge is processed with a second bevel angle. An annular cavity is formed between the bevel and the second bevel, and a floating ring for sealing the annular cavity is movably placed between the first bevel and the second bevel. Compared with the traditional sealing ring, the present invention has the advantage of better waterproof effect by arranging the anti-seepage component on the well seat, and can avoid the phenomenon of a large amount of water accumulation in the operation well.
Owner:SICHUAN XINLEI BUILDING ENG CO LTD

Link insulating board

The invention discloses a link insulating board. The board comprises a first link insulating board, a second link insulating board, locking mechanisms and pre-positioning mechanisms. The first and second link insulating boards are spliced and assembled to form a link insulating board whole body. The first and second link insulating boards are provided with the locking mechanisms. One end of the first link insulating board and one end of the second link insulating board are movably hinged through a stainless steel hinge. The other end of the first link insulating board and the other end of thesecond line link insulating board are provided with pre-positioning mechanisms. The number of the locking mechanisms is two. The board is simple and reasonable in structure and convenient to use, andis composed of the first link insulating board and the second link insulating board, so that the link insulating board fixedly clamps an insulating ceramic sleeve, thereby effectively improving the installation firmness of the line link insulating board, and enabling the installation and disassembly of the link insulating board to be convenient without the impact on the use of the insulating ceramic sleeve. Moreover, the practicability is higher.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO LONGKOU POWER SUPPLY CO

Split type automobile anti-collision beam convenient to maintain

The invention discloses a split type automobile anti-collision beam convenient to maintain. The split type automobile anti-collision beam convenient to maintain comprises a cross beam, energy absorption boxes and an energy absorption protecting cover, wherein the energy absorption boxes are arranged on the back face of the cross beam in a spaced mode, and the energy absorption protecting cover isarranged on the front face of the cross beam and extends to the outer sides of the two ends of the cross beam; the energy absorption protecting cover comprises two U-shaped bending plates and connecting strips, wherein the connecting strips are arranged between the two parallel U-shaped bending plates in a spaced mode, and the positions of the connecting strips correspond to the energy absorptionboxes in a one-to-one mode; and bolts penetrating through the cross beam and connected with the energy absorption boxes are arranged on the connecting strips, and threaded sleeves corresponding to thebolts are arranged in the energy absorption boxes. Through the mode, according to the split type automobile anti-collision beam convenient to maintain, a split type structure is adopted, the maintenance convenience is high, the energy absorption protecting cover is specially designed to protect the front face of the cross beam, the energy absorption protecting cover can perform fold deformation so as to realize energy absorption when the energy absorption protecting cover bears force, the energy absorption protecting cover is matched with the energy absorption boxes to reduce the damage to anautomobile body, and the replacement proportion of the cross beam in accidents is reduced.
Owner:SHAZHOU PROFESSIONAL INST OF TECH

Sliding hanging ring for curtain rod

The invention discloses a sliding hanging ring for a curtain rod. The sliding hanging ring comprises a hanging ring body and a hanging rod, and the hanging ring body is arranged on the hanging rod ina penetrating manner; a plurality of rectangular positioning holes are formed in the hanging ring body; sleeve covers are inserted into the positions, located at the upper ends and the lower ends of the rectangular positioning holes, of the hanging ring body; and rectangular positioning blocks are fixed to the positions, corresponding to the rectangular positioning holes, of the sleeve covers, mounting plates are slidably connected to the two opposite sleeve covers, rolling wheels are rotatably connected to the mounting plates, sliding blocks are fixed to the positions, capable of being located in the sleeve covers, of the mounting plates, and springs are placed at the positions, located between the rectangular positioning blocks and the sliding blocks, of the sleeve covers. Sliding friction of the hanging ring body is changed into rolling friction through the rolling wheels, the moving resistance of the hanging ring body is greatly reduced, meanwhile, friction noise is reduced, the hanging ring can be pulled more smoothly, and through rubber pads, the curtain can be more silent and lower in noise when pulled.
Owner:YANCHENG JINLIANG DECORATION CO LTD

A kind of multifunctional convenient disassembly and assembly bolt assembly

ActiveCN103836050BEasy to make structureIncrease usage intensityNutsBoltsEngineeringGasket
The invention discloses a multifunctional bolt assembly convenient to dismount and mount. The multifunctional bolt assembly comprises a bolt body, a spring gasket body and a nut body, wherein the spring gasket body and the nut body are matched with the bolt body. The bolt body comprises a double-layer head body and a screw body, the double-layer head body comprises an outer layer body and a pressing head body, and the pressing plane of the pressing head body is provided with pressing sawteeth. The nut body comprises a double-layer screwing body and a connecting thread, the double-layer screwing body comprises an outer layer screwing body and an inner layer screwing body, and the pressing plane of the inner layer screwing body is provided with screwing body sawteeth. The spring gasket body is provided with clamping teeth which are matched with the pressing sawteeth and the screwing body sawteeth respectively. According to the multifunctional bolt assembly convenient to dismount and mount, a both-way meshing locking structure is adopted, meshing is reliable, the anti-disengaging effect is obvious, the bolt body is of a double-layer head body structure, the nut body is of a double-layer screwing body structure, dismounting and mounting are convenient, and the bolt assembly is convenient to manufacture, low in cost, obvious in effect and capable of being widely applied conveniently.
Owner:ZHEJIANG GEELY POWERTRAIN CO LTD +3

Decorative sheet structure and construction method thereof

The invention provides a decorative sheet structure and a construction method thereof, and relates to the field of building decoration. The decorative sheet structure comprises decorative sheet singlebodies, wherein fixing rods are arranged on the outer sides of the decorative sheet single bodies, the decorative sheet single bodies are divided into first decorative sheets and second decorative sheets, rubber pads are arranged on the two sides of the front faces of the fixing rods correspondingly, round holes are symmetrically formed in the middles of the fixing rods, square holes are formed in the middles of the fixing rods and located below the round holes, sleeves are arranged in the square holes and upwards penetrate into the round holes, inner hexagonal bayonets are formed in the upper ends of the sleeves, clamping rods are fixedly connected to the side walls of the sleeves and located in the square holes, second bolts are arranged in the sleeves in a penetrating mode, the lower ends of the second bolts are in threaded connection with the fixing rods, and third clamping grooves are formed in the two ends of the fixing rods correspondingly. According to the structure, the decorative sheet single bodies are fixed in a clamping rod buckling mode, and assembling and disassembling operation is facilitated.
Owner:重庆住派科技有限公司

A hanging device for LED lamps

The invention discloses a hoisting device for an LED lamp, comprising a mounting rack (4) fixedly mounted on a ceiling, a lamp shell (5) mounted at the lower end of the mounting rack (4) and an LED lamp panel (50) mounted in the lamp shell (5); more than three suspension arms are provided and are uniformly distributed on the circumference of the edge of the upper end of the lamp shell; locating holes are formed in the end surfaces at the outer sides of the suspension arms; three groups of mounting assemblies matched with the suspension arms are arranged in the mounting rack (4); each of the three groups of mounting assemblies comprises a longitudinal slot (7) allowing each suspension arm to extend; movable slots located at the outer side ends of the longitudinal slots are formed in the mounting rack (4); movable pins (10) which can move left and right and are matched with the locating holes are mounted in the movable slots; movable plates (9) are fixedly mounted at the outer end sides of the movable pins (10); and the outer end sides of the movable plates are provided with elastic eccentric compression members (8) for inwards eccentrically compressing the movable pins (10) into the locating holes.
Owner:广东顺德蔚岚电子科技有限公司
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