127results about How to "Easy maintenance and replacement" patented technology

The invention relates to an amphibious robot with a deformable foot-web compounded propulsion mechanism, which comprises a sealed housing of the amphibious robot, a sealed cover plate, a front cover plate, a rear cover plate, a control circuit, a battery, a communication antenna, a plurality of compounded propulsion driver modules and a plurality of deformable foot-web modules, wherein the compounded propulsion driver modules are arranged on two side plates of the sealed housing symmetrically; and a deformable foot-web module is mounted on the output shaft of each compounded propulsion driver module. According to the invention, the problems that most of the conventional amphibious robots requires two sets of independent land and water propulsion mechanisms, and the trafficability and the efficiency of the conventional amphibious robots are poor in a complex amphibious transitional environment are solved, so as to provide an efficient high-tech means for exploitation and utilization of offshore marine resources, amphibious expedition and rescue.

This invention discloses a disk hydraulic brake with brake force adjustable including a working device composed of an internal gear loop and friction wafers and a dynamic device composed of a shell, a piston, a compression spring, a baffle and a sealing piece, in which a connection outer gear is set in the internal gear loop, the friction wafer set is set between the outer gear and the internal gear loop, the piston and the baffle are set in the outer shell, one end of the piston is connected with the friction wafer set, the other end is connected with the baffle by the compression spring, the sealing piece is set between the outer wall of the piston and the inside wall of the shell, which is connected with the internal gear loop by a fastener. This invention also includes a regulation device composed of an end cover, a test device and regulation bolts, and the cover is connected with the baffle by the bolt and a test device testing the space between the cover and the baffle is set on the end cover connected to the shell.

The invention relates to a detachable antiskid mechanism of a manipulator. The manipulator comprises a clamping mechanism body, clamping arms, antiskid blocks and bolts. A control mechanism used for controlling the clamping ends of the two clamping arms to conduct clamping or loosening is arranged in the clamping mechanism body, the clamping arms are provided with the clamping ends used for clamping a clamped object, screw holes are formed in the clamping ends, bolt installation holes are formed in the antiskid blocks, the bolts penetrate the bolt installation holes and the screw holes to be assembled to fixedly connect the antiskid blocks and the clamping ends, and antiskid protruding grains are arranged on the end faces of the antiskid blocks in contact with the clamped object. The antiskid structure is replaceable. In a use process of the manipulator, a user can directly replace the antiskid blocks once the user finds that the antiskid structure of the manipulator is abraded or damaged.

The invention discloses an embedded-module solar photovoltaic system. The system comprises a plurality of photovoltaic modules, wherein the photovoltaic module comprise photovoltaic components, longitudinal brackets and transverse brackets; the photovoltaic components are embedded in a grid consisting of the longitudinal brackets and the transverse brackets and are connected with the longitudinal brackets through self-tapping screws; longitudinal directions of the photovoltaic modules are connected with one another through a radial flow groove, and transverse directions of the photovoltaic modules are connected with one another through a pressure plate; the tail ends of the photovoltaic modules are sealed by an edge sealing plate; the photovoltaic components comprise solar cell panels and component frames; the upper surfaces of the component frames are partially provided with convex marks; one side of each component frame is provided with an extending oblique part on which a vertical eave is arranged, and the other side of each component frame is provided with a cavity and a groove; the solar cell panels are arranged in the groove; and the component frames are fastened by frame corner connector. The embedded-module solar photovoltaic system realizes modular installation, brings convenience to the maintenance and replacement of the photovoltaic components, has good water resisting effect, can replace a conventional building enclosing member and realize the integration of photovoltaic buildings.

The invention relates to a rear electric drive assembly of a hybrid vehicle. The rear electric drive assembly of the hybrid vehicle comprises a drive motor and a reducer assembly. The reducer assemblycomprises a differential assembly mounted in a reducer case, a differential left housing and a differential right housing are provided with extended sleeve sections through allowing semi-shafts to pass, the extended sleeve sections are supported on the reducer case by bearings, a main reduction gear is fixedly connected to the differential housing, the main reduction gear receives torque output by the drive motor, a rotatable planet carrier is arranged in the differential housing in a loose fit mode, one axial end face of the planet carrier is provided with an end face tooth, an axially movable gear ring is arranged in the differential housing, an end face tooth of a gear ring is arranged on one axial end face and corresponds to the end face tooth of the planet carrier, the other axial end of the gear ring is provided with a plurality of axial mounting posts, the axial mounting posts protrude from the differential to support a signal plate, a return spring is arranged between the signal plate and the differential housing, and driving devices for driving the signal plate to perform axial displacements are arranged on the reducer.

An optical fiber device for turbine blade surface temperature distribution measuring comprises an optical fiber probe, a lens set is arranged in the optical fiber probe, the lens set and the optical fiber probe are connected to four optical fiber bundles, a double-color temperature measuring system for measuring the temperature of the surface of a turbine blade is formed by the first optical fiber bundle and the second optical fiber bundle, and a reflection type displacement measuring system for measuring position information of the turbine blade is formed by the third optical fiber bundle and the fourth optical fiber bundle. The optical fiber bundles respectively correspond to one optical filter. The light paths of the first optical fiber bundle, the second optical fiber bundle and the third optical fiber are respectively provided with one photovoltaic conversion part, and the light path of the fourth optical fiber is provided with an illuminating source. The double-color temperature measuring system and the reflection type displacement measuring system are connected with a data collecting instrument which is connected with a remote monitoring system through the network. The optical fiber device can measure the temperature of the surface of the turbine blade rotating at a high speed, the temperature changing characters can be monitored online in real time, and the serious failures such as probable blade ablation in an operating combustion gas turbine are prevented in advance.

The invention provides a method for connecting an automobile guide arm and an axle and a connecting structure so as to overcome defects existing in rigid connection of a middle straight section of anexisting guide arm and the axle. The method comprises the following steps: making the middle part of the guide arm into a circular arc shape; enabling the inner arc surface of a circular arc part to be matched with the outer circular surface of a to-be-connected axle tube in shape; and attaching a middle circular arc part of the guide arm to the upper surface of the outer circle of the axle tube,then covering a pressing plate on the upper portion of the circular arc part of the guide arm, and fastening and clamping the guide arm and the axle into an integral assembling body through two U-shaped bolts or a lower supporting plate on the lower portion of the outer circle of the axle tube. According to the connecting mode, due to a fact that a connecting frame is omitted, damage of weld joints to the strength of the axle is avoided, working procedure time of vehicle production is shortened, maintenance and replacement of related components are more convenient, and light weight of a vehicle is particularly facilitated.

The invention discloses a method for reuse and treatment of household reclaimed water, and the method belongs to the field of household water treatment methods. The treatment steps are as follows: domestic waste water flows into an oil-repellent filter component for the filtration treatment; outlet water from thereon flows into an activated carbon filter component for the filtration treatment; the outlet water therefrom flows into an ozone disinfection sterilization component for the disinfection and sterilization treatment; and the outlet water therefrom is collected in a clean water tank and reused as household toilet-flushing water. The domestic waste water is processed by the method, according to the characteristic that the household toilet-flushing water has different requirements on the reused water quality, thereby not only ensuring the reused water quality and the sanitary conditions, but also facilitating the maintenance and the replacement of equipment and being easy to spread the technology.

The invention provides an electric heating pedestal toilet board and a production method thereof. The electric heating pedestal toilet board comprises a pad body, and a heat conductive device arranged in the mat body; the heat conductive device is of a hollow structure in which a heating wire that can be movably dismounted is mounted; the heating wire is connected with a power junction box. The production method comprises the steps of 1) preparing the heat conductive device, namely, fixing a hollow metal pipe on a metal bottom plate which is prefabricated according to the size of an electric heating pedestal toilet to prepare the heat conductive device; 2) thermoplastic forming, namely, placing the heat conductive device prepared in step 1) into a die cavity for preparing a pad body die, adjusting the position, closing the die cavity, and then performing thermoplastic forming to obtain the pad body; 3) mounting the heating wire, namely, mounting the heating wire into a hollow metal pipe, and connecting the heating wire introduced from the end part of the metal pipe to the power junction box. The electric heating pedestal toilet board is uniform to heat; the inner heating wire can be conveniently repaired and replaced, and the convenience of repair is ensured.

The invention provides an automobile transmission exhaust device low in energy consumption. An exhaust channel in an exhaust plug body of an exhaust plug penetrates through the upper end and the lower end of the exhaust plug body. The inner diameter of an exhaust plug cover cavity of an exhaust plug cover is slightly larger than the outer diameter of the exhaust plug body of the exhaust plug. A clamping structure comprises at least two clamping connecting parts, at least two clamping parts and at least two matching clamping parts, wherein the clamping connecting parts extend downwards from the lower end of the exhaust plug cover cavity of the exhaust plug cover, the clamping parts are arranged on the clamping connecting parts correspondingly, and the matching clamping parts are correspondingly arranged on the periphery of the exhaust plug body of the exhaust plug. The exhaust plug cover cavity of the exhaust plug cover is clamped with the exhaust plug body of the exhaust plug through the clamping parts and the matching clamping parts, and a first clearance exists in the position, outside the clamping position, between the part in the circumferential direction of the exhaust plug cover cavity of the exhaust plug cover and the part in the circumferential direction of the exhaust plug body of the exhaust plug. A spring and a spacing piece are placed between the exhaust plug cover cavity and the exhaust plug in an up-down mode, and the diameter of the spacing piece is larger than the inner diameter of the upper portion of the exhaust channel and is smaller than the inner diameter of the exhaust plug cover cavity.

The invention belongs to the field of vibration and noise control of rail transportation and particularly relates to a plate-type rail ballast bed structure adopting a damping cushion layer for elastic supporting. The maintenance-liable elastic cushion damping ballast bed comprises an elastic cushion and a rail plate. The elastic cushion is placed onto a foundation, and the rail plate is placed onto the elastic cushion. A steel rail and a fastener system are arranged on the rail plate. The elastic cushion and at least part of a rail plate body are embedded into the foundation. The cross section of the rail plate is in a basin shape or an inverted-trapezoidal shape and corresponds to the outline of the foundation matched with the cross section of the rail plate. An isolating layer is arranged between the rail plate and the elastic cushion. The rail plate is further provided with a plate body lifting structure. According to the maintenance-liable elastic cushion damping ballast bed, maintenance and replacement of the elastic cushion can be conveniently achieved, and the problem existing in the ballast bed technical scheme adopting the elastic cushion to conduct damping at present is solved, the structure of the maintenance-liable elastic cushion damping ballast bed is simple, the practicable property is high, the safe and reliable effects are achieved, the ratio of performance to price is higher, and the market application prospects are pretty wide.

The invention discloses an easy-to-replace waterproof device applicable to an existing railway bridge expansion joint. The waterproof device comprises anchoring ribs fixed in beam-end concrete on twosides and is characterized in that anchoring profile steel is fixed to the ends of the anchoring ribs, the lateral wall of each of the two profile steel is provided with a mounting groove, a clamp plate nut is mounted in each mounting groove in a clamped manner, a waterproof rubber belt and a pressing plate are sequentially fixed to each clamp plate nut through an anchoring bolt, each anchoring bolt penetrates the lateral walls on two sides of the corresponding pressing plate and waterproof rubber belt to be connected with the corresponding clamp plate nut, and the waterproof rubber belts aremounted between the two anchoring profile steel. The easy-to-replace waterproof device has the advantages that the waterproof rubber belts of the existing railway bridge ballastless track expansion joint can be conveniently and efficiently maintained and replaced, the replaced waterproof rubber belts are high in expansion deformation adaptability, good in waterproof performance, incapable of falling off, the service life of a bridge expansion device is prolonged, the maintenance and replacement cost of the existing expansion joint is lowered, and the service life of the beam-end expansion joint is further prolonged.

The invention discloses a twisting prevention pull rod suspension for a vehicle power assembly and a vehicle provided with the same. The twisting prevention pull rod suspension comprises an outer sleeve, a first inner core, a connecting rod, a second inner core, a connecting support, wherein the first inner core is arranged in the outer sleeve, a first damping part is arranged between the first inner core and the outer sleeve, the first end of the connecting rod is detachably connected with the first inner core, the second inner core is arranged at the second end of the connecting rod, a second damping part is arranged between the second inner core and the connecting rod, and the connecting support is fixed to the second inner core. In the twisting prevention pull rod suspension, the first inner core is detachably connected with the connecting rod, dismounting and assembly of two parts are facilitated, and maintenance and replacement of the twisting prevention pull rod suspension are facilitated. In addition, the twisting prevention pull rod suspension can well absorb vibrating energy of the vehicle power assembly, vibration transfer in a cab is reduced and even is avoided, and accordingly riding comfort of passengers is improved.

The invention discloses an inspection robot for detecting that a transmission line and capable of automatically returning, and relates to the technical field of transmission line detection, in particular the robot body and the placement groove, A Bluetooth adapt is mounted on that surface of the robot body, The output end flange of the first drive motor is connected with a first rotary lever, theoutput end shaft of the first rotary lever is connected with a first runner, a second drive motor is installed on the left side of the inside of the mounting groove, the output end flange of the second drive motor is connected with a second rotary lever, and the output end shaft of the second rotary lever is connected with a second runner. The invention relates to a patrol robot for detecting thatthe transmission line and capable of returning automatically, As the robot body will be impacted by the external objects in the process of working, the collision prevention plate has the effect of anti-collision to the external objects, avoids the impact force of the external objects from directly contacting with the robot body, has the function of shock absorbing and cushioning to the impact force, and can minimize the injury of the robot body and the external objects.

The invention provides a liquid chromatograph with a plunger structure. The liquid chromatograph comprises a high pressure liquid pump. The high pressure liquid pump comprises two pump head components, two pump head seats, and one pump body. The pump body comprises two plunger components and two piston components with a piston rod. One end of the piston rod is provided with a taper hole. One end of the plunger component has a spherical surface and can be detachably installed in the taper hole. The sidewall of the taper hole is provided a plurality of positioning holes. Multiple positioning beads are embedded into the plurality of positioning holes. One end, which is provided with the taper hole, of the piston rod is sleeved by an elastic locking mechanism, the inner wall of the elastic locking mechanism presses the positioning beads, and the positioning beads press the spherical surface onto the taper bottom surface of the taper hole. The pump head seat is provided with at least two through holes. When the elastic locking mechanism is pushed and pressed through the through holes, the inner wall of the elastic locking mechanism is separated from the positioning beads. The plunger component can be simply and conveniently assembled and disassembled, at the same time, the realtime self-adaption of the plunger component can be achieved during the reciprocated movement, moreover, the wear is reduced, and the service life of the plunger component is prolonged therefore.

The invention provides a heat exchange system of a heat pipe of a communication base station. The heat exchange system comprises an indoor heat exchange cabinet and an outdoor air hood. The heat exchange cabinet comprises a cabinet body and a cabinet plate which are in sliding connection. Guide slots are formed in the cabinet plate and provided with pulleys inside. Guide rails are formed in the cabinet body and correspond to the guide slots. A limiting plate is arranged on one side of each guide slot of the cabinet plate and used for limiting position of the cabinet body. A sealing plate is arranged at one end of each guide slot of the cabinet body. Each limiting plate and each sealing plate are arranged on two sides of each cabinet plate. The heat exchange system has the advantages that changing and maintenance of a filter screen are facilitated, mounting convenience is achieved, and structure is novel. Being slid in a pulley manner, the cabinet experiences less damage and is long in service life. With the limiting plates, the cabinet is effectively limited and safe.

The invention relates to an ionization dust collection device. The ionization dust collection device comprises an ionization device and a dust collection device body. The ionization device and the dust collection device body are arranged in a case body, and the ionization device is located on the front portion of the dust collection device body; the dust collection device body comprises a dust collection body, a left side plate located on the left side of the dust collection body and a right side plate mounted on the right side of the dust collection body; the dust collection body comprises a main skeleton, a dust collection assembly, a negative electrode bus, a positive electrode bus, a first electric conduction piece and a third electric conduction piece; the dust collection assembly comprises a plurality of negative electrode pieces and a plurality of positive electrode pieces which are arranged in a spaced manner and vertically arranged; and the negative electrode bus is electrically connected with the left end of each negative electrode piece, and the positive electrode bus is electrically connected with the right end of each positive electrode piece. Integration design is adopted in the dust collection body, the beneficial effects of being simple in assembling, low in cost, safe, reliable, free of ozone and discharge noise, high in dust collection efficiency, easy to clean and the like are achieved, the manufacturing technology is simplified, the size is reduced, the weight is reduced, and the cost is reduced.

The invention discloses rubber gasket production equipment easy to adjust. The equipment comprises an equipment body and a mounting base; the mounting base is fixedly mounted on an inner wall of the bottom side of the equipment body; the mounting base is provided with a mounting chamber; a stepping motor is fixedly mounted in an inner wall of one side of the mounting chamber; a mounting slot is provided in the horizontal direction on the inner wall of the mounting chamber away from the stepping motor; the output shaft of the stepping motor is fixedly mounted with a screw rod through a first coupling, and one end of the screw rod extends into the mounting slot; a first rotating slot is formed on the inner wall of one side of the mounting groove away from the stepping motor; one end of the screw rod, away from the stepping motor, is rotationally installed in the first rotating slot. The invention can conveniently adjust the distance between the first clamping plate and the second clamping plate, so that the rubber gasket production equipment has versatility. At the same time, the rubber gasket can be automatically fed during processing, and the cutting piece is easy to maintain and replace, which improves the production efficiency.

The invention discloses a road toll intelligent integrated desk, which includes a desk body, a ticket box, an IC card reader, a printer assembly, a display, a keyboard, a monitor, an intercom system and the like. According to the invention, the toll collection desk space is utilized reasonably, the toll collection device is of modular design, the size is small, the device is highly integrated, the traditional way of complicated combination and connection of a variety of devices is changed, the space occupied by a toll booth is greatly saved, the device is more conveniently and quickly maintained and replaced, the manual toll collection environment is made comfortable and clean, the operation is easier, and the manual toll collection speed is thus effectively improved. Meanwhile, the road toll intelligent integrated desk can be loaded with an ETC unattended system and can also be used on manual toll collection lanes.

The invention belongs to the technical field of aviation, and relates to a bi-directional high load-bearing capacity wear-resistant mechanism. The bi-directional high load-bearing capacity wear-resistant mechanism is characterized by adopting a two-sided self-lubricating composite gasket and a deflection rocker arm with a self-lubricating wear-resistant bush to realize a bi-directional high load-bearing capacity wear-resistant function of the mechanism. The bi-directional high load-bearing capacity wear-resistant mechanism has beneficial effects that a simple replaceable structure is arranged between two structures which can slide relative to each other under a high load, and a simple permanent wear-resistant structure is arranged between two structures which slide relative to each other under a secondary high load, so that not only can the self lubrication of the mechanism be realized, but also a replacing mechanism is convenient to maintain and replace, and the slide abrasion problem of an airplane body structure under the high load can be thoroughly solved.

The invention discloses a rainwater treatment and reuse water storage device. The device comprises a water storage tank, a maintenance mechanism and a sealing mechanism, wherein a tank cover is arranged on the surface of the top end of the water storage tank; the maintenance mechanism is positioned at the joint of the water storage tank and the tank cover; the maintenance mechanism comprises a pull ring; the pull ring is positioned on the surface of one side of the water storage tank; a torsion spring is fixedly connected to the surface of the bottom end of the tank cover; the tank cover is movably connected with the water storage tank through the torsion spring; a first clamping groove is formed in the surface of the water storage tank; the pull ring penetrates through the surface of oneside of the water storage tank; one side of the pull ring is positioned inside the water storage tank; and a connecting plate is arranged inside each part of the water storage tank. According to the device, the pull ring and the torsion spring are arranged, so that the tank cover can be opened by one hand, the stability of a scraper blade is guaranteed, and the replacement and maintenance of the interior of the device in the later period are facilitated; and a rack, a gear, a rotating shaft and a rubber sleeve are arranged, so that the sealing performance of a sealing top cover on the device is guaranteed, and the working quality of the device is guaranteed.

The invention relates to a waterproof device for preventing contamination of the back surface of a wafer in the developing, cleaning and other process units of uniwafer wet process equipment, and particularly relates to a liquid protective structure used for the back surface of the wafer. The liquid protective structure comprises a collection cup and a vacuum sucking disc which is arranged in the collection cup and adsorbs the wafer and drives the wafer to rotate. The collection cup and the vacuum sucking disc are installed in the process units. The collection cup is divided into a collection cup external cap and a collection cup internal cap. A protective ring is installed on the collection cup internal cap. The internal circle of the protective ring is arranged below the wafer with working clearance reserved between the internal circle of the protective ring and the wafer. A gas nozzle support and a deionized water nozzle support which are installed in the process units are arranged below the protective ring. The deionized water nozzle support is provided with a deionized water nozzle which sprays deionized water to the working clearance. The gas nozzle support is provided with a gas nozzle which blows and then dries the back surface of the wafer. The liquid can be effectively prevented from entering the back surface of the wafer so as to achieve the objective of protecting the back surface of the wafer.

The invention discloses a cloth intermediate conveying device capable of automatically collecting dust up and down. The cloth intermediate conveying device comprises a bottom plate, wherein vertical connecting blocks are fixed on two side of a top surface of the bottom plate; a vertical screw rod is hinged onto a top end face of each vertical connecting block; the tops of the vertical screw rods are hinged onto a main top plate; a lifting motor is fixed on the top surface of the main top plate; an output shaft of the lifting motor is a spline shaft; the spline shaft is inserted into a spline hole formed in the top of the corresponding vertical screw rod; lifting connecting blocks are fixed on two sides of a main bottom plate; the lifting connecting blocks are in screw connection into the corresponding vertical screw rods; vertical supporting plates are fixed on the top surfaces of two sides of the main bottom plate; and two ends of a lower transmission roller are hinged to the lower parts of the two vertical supporting plates. The cloth intermediate conveying device disclosed by the invention can be used for automatically collecting the dust up and down; meanwhile, a main air suction head is convenient to mount and detach and is convenient to replace and maintain; and a filtering box body arranged on the upper side can be used for enabling a lot of large particles of collected fluff to be stored in the filtering box body, so that subsequent cleaning is convenient to realize and the cloth intermediate conveying device is very convenient.

The invention provides a full-disc brake for a heavy vehicle. The brake comprises a base, a brake disc and an execution device for pressing a friction plate to the brake disc, wherein the base comprises a base cover body; a power input shaft in the execution device is mounted on the base cover body; the power input shaft extends into the base cover body from the outside of the base cover body towards the brake disc; the power input shaft is driven by an external rotating mechanism, and a first transmission part is arranged at the end, facing the brake disc, of the power input shaft; a middle driving piece is arranged in the base cover body and provided with a second transmission part; the middle driving piece is provided with a driving part which faces the brake disc and gradually rises towards the brake disc; a thrust frame and a plurality of ejector rods are arranged between the middle driving piece and the brake disc; one end of each ejector rod abuts against the driving part of themiddle driving piece, and the other end of each ejector rod abuts against or is fixed to the thrust frame; the ejector rods and the middle driving piece are configured in the manner that when the middle driving piece rotates; and the ejector rods are pushed by the driving part to move towards the brake disc.

The invention relates to a pipeline connector structure convenient to replace and maintain. The pipeline connector structure comprises a connector body. A water inlet and a water outlet are arranged on the two sides of the connector body correspondingly. A filter cover is mounted in an inner cavity of the water inlet. A sealing barrel is fixedly arranged at the top of the connector body. A first fixed nut is mounted on the surface of the top of the sealing barrel in an embedded manner. The first fixed nut is in threaded connection with a T-shaped threaded rod. Through the arrangement of a second fixed nut, connection and fixing between a pipeline and the connector body are convenient; through the arrangement of a threaded supporting leg and a threaded roller, the distance between a mounting plate and the connector body can be adjusted by rotating the threaded roller, and different mounting requirements can be met; the surface of an upper valve seat and the surface of a lower valve seatare arranged to be of arc structures, and water flow resistance is reduced; and scale lines are drawn on the surface of the front side of the T-shaped threaded rod, the position of a sealing plug canbe judged according to the length values marked on one side of the scale lines, and the water flow speed can be judged.

The invention relates to a fixing component for an argil plate. The fixing component for the argil plate comprises a connecting unit and a fixing unit, wherein the connecting unit is connected with a hooking piece installed outside a curtain wall, one end of the fixing unit is connected with the argil plate, and the other end of the fixing unit is connected with the connecting unit. Fixing plates of the fixing component for the argil plate are arranged in the argil plate. A first fixing plate and a second plate in the fixing plates fix the argil plate and then are connected with a connecting clamping mouth through a fixing inserted pin, the connecting unit is connected with the hooking piece and the curtain wall through bolts, and stability of the argil plate is guaranteed. In addition, when the argil plate is needed to be detached, only the fixing inserted pin is needed to be removed from the connecting clamping mouth, and replacement and maintenance of the argil plate are achieved conveniently.

The invention discloses a bracket connecting piece. The bracket connecting piece comprises a connecting piece main body, and the connecting piece main body is provided with a side plate; a first arc-shaped groove is formed in the side plate, and first circular through holes are formed in the two ends of the side plate; one side of the side plate is connected with a transition plate, one side of the transition plate is connected with a main plate, and two strip-shaped through holes are formed in the transition plate; a second arc-shaped groove is formed in the main plate, two symmetrical vertical plates are arranged on the side faces of the main plate, and second circular through holes are formed in the vertical plates; and a rubber layer is bonded on the outer surface of the connecting piece main body. According to the bracket connecting piece, the connecting piece main body is manufactured by adopting an integrally forming technology, the whole strength is high, the appearance is attractive and elegant, and the connecting piece main body is a metal piece and bent by an angle, so that an equipment cabinet frame piece faces to users in the forward direction, and later maintenance isfacilitated; and holes are formed in many positions on the connecting piece, so that arrangement is convenient, diversity of the mounting position is increased, and vibration reduction is facilitatedby arranging the rubber layer.

The invention relates to a novel super-large transverse displacement modular multi-directional displacement expansion joint, which comprises a main toothed plate, an auxiliary toothed plate, a first bridge beam body and a second bridge beam body, wherein the bottom surface of the main toothed plate which is arranged on the first bridge beam body is fixedly connected with one part of the top surface of a transverse displacement plate; the other part of the top surface of the transverse displacement plate and the main teeth are respectively connected with one end of a displacement plate cover plate in a matching way; the other end of the displacement plate cover plate is fixedly connected with the first bridge beam body; a chute is formed in another portion of the top surface of the transverse displacement plate; the side of the main toothed plate that cooperates with the displacement plate cover is a first oblique side; the two sides of the chute that cooperate with the displacement plate cover are second oblique sides; the angle between the first oblique side and the vertical plane is smaller than the angle between each second oblique side and the vertical plane; the outer periphery of the transverse displacement plate is provided with a fixed base that is coupled to and fixed to the first bridge beam body. The novel super-large transverse displacement modular multi-directionaldisplacement expansion joint can achieve that the transverse displacement variation is at least+ / -500mm under the extreme condition.