183results about How to "Disperse impact" patented technology

The invention belongs to the technical field of organic materials, and particularly relates to a foaming organic silicon pressure-sensitive adhesive and a preparation method thereof.The foaming organic silicon pressure-sensitive adhesive is characterized in that vinyl and a silicon-hydrogen bond of hydrogen-containing silicone oil are subjected to an addition reaction to form a compact cross-linked net structure, a hydroxyl nanometer reinforcing agent is added to react with the silicon-hydrogen bond to generate hydrogen, and microbubbles are formed in the net structure; cavities in the net-shaped structure are enlarged, and meanwhile, the strength of the net-shaped structure is enhanced. The pressure-sensitive adhesive for the display module has the beneficial effects that the adhesive film thickness of the pressure-sensitive adhesive for the display module is further reduced, and the buffer performance requirement in the prior art can still be met; the foaming organic silicon pressure-sensitive adhesive provided by the invention provides good buffering performance by virtue of the micropore structure and the cross-linked network structure, and when an OLED screen is subjected to impact force, the micropore structure and a cavity of the cross-linked network structure are deformed, so that the impact force is dispersed, and the OLED screen is prevented from being seriously deformed and damaged.

The invention discloses an ice hockey helmet 3D printing lining and a printing method thereof, and relates to the technical field of helmets, the ice hockey helmet 3D printing lining comprises a first helmet lining, a second helmet lining, a third helmet lining and a fourth helmet lining, under the cooperation of a double-layer lattice structure, a single-layer lattice structure, an elastic layer, a breathable layer, an external force dynamic adjusting layer, a buffer memory layer, a temperature adjusting layer and an attaching positioning layer, all functional layers are tightly combined into a whole through the layer-by-layer construction advantage of the 3D printing technology, the structural integrity and function collaboration of the lining are improved, and the service life of the lining is prolonged. The helmet lining is comprehensively improved in the aspects of protection, comfort, air permeability, sweat absorption adjustment and the like, in the printing process, gradual change type parameter adjustment is adopted in a transition area of a single-layer lattice structure and a double-layer lattice structure, smooth connection is improved, and the printing quality of the helmet lining is improved. And stress concentration points are avoided, so that the shape can be effectively changed and the impact force can be dispersed when the whole body is impacted.

The invention provides a transformer vibration test tool and a use method, the transformer vibration test tool comprises a vibration platform, the vibration platform is provided with an installation platform, the installation platform is symmetrically provided with two support frames, the ends of the same sides of the tops of the two support frames are connected with a connecting plate, the connecting plate is connected with a connecting piece, and the connecting piece is connected with the vibration platform. The top of a transformer is connected to the connecting piece, the transformer is located between the two supporting frames, one end of a flexible connecting piece is connected to the bottom of the transformer, and the other end of the flexible connecting piece is connected to the tops of the supporting frames. According to the test tool, accurate test and evaluation of the transformer in a simulated vibration environment are realized, and the accuracy and reliability of the transformer in a vibration test are ensured, so that the operation and maintenance cost and risk of the transformer are reduced.

The present invention relates to the field of photovoltaic equipment, and in particular to a water photovoltaic equipment with a protective function, including a floating photovoltaic equipment, a protective plate, a pressure plate and a collection box; the front side of the floating photovoltaic equipment is detachably connected with a protective plate to prevent seawater from splashing when the waves hit; the protective plate is arranged to be bent forward; the front side of the floating photovoltaic equipment is provided with a pressure plate; the floating photovoltaic equipment is provided with a plurality of collection boxes to prevent the equipment from being contaminated by garbage; the pressure plate is detachably connected to the collection box. The present invention realizes guiding the waves to impact downward by setting the protective plate to be bent forward, while dispersing the impact force of the waves hitting the buoy, and the highest point of the protective plate is always higher than the height of the waves rolling up, so as to prevent the splashed seawater from adhering to the photovoltaic panel.

The invention relates to the technical field of cable processing, in particular to a non-stop disc-changing cutting device for middle-high voltage cable processing, which comprises a control table and a rotating disc arranged on the control table, cutting assemblies are symmetrically arranged on the rotating disc, and each cutting assembly comprises a swinging arm arranged on the rotating disc and a supporting plate arranged on one side of the swinging arm. The fixed rotating shaft is arranged on one side of the supporting plate, the matched clamping knife is arranged on the fixed rotating shaft, the hydraulic rod is arranged on the swing arm, the clamping column is movably arranged at the end, away from the swing arm, of the hydraulic rod, the containing base is arranged on the clamping column, and the cutting knives are symmetrically and movably arranged on the containing base. When the cutting knife cannot smoothly cut off the cable, the function of automatically replacing the cutting knife is achieved, meanwhile, in the whole process, the replaced cutting knife can conduct reverse cutting, the whole cable cutting difficulty is lowered, and the situation that the cutting knife makes contact with a previous cable cutting face is avoided.

The invention relates to a B1-grade high-flame-retardant NS type fireproof cable preparation technology, and belongs to the technical field of cables. According to the preparation technology of the B1-level high-flame-retardant NS type fireproof cable, after the insulated wire cores wrap copper and are stranded into the cable, gaps of the cable core are filled with PP filling ropes to be round, the cable core is wrapped with two layers of halogen-free flame-retardant belts, the cable core is longitudinally wrapped with an aluminum belt through argon arc welding, and the aluminum sheath is formed through embossing treatment; and finally, the ceramic silicone rubber tape and the low-smoke halogen-free flame-retardant polyolefin sheath material for the low-heat-release cable are lapped, so that the finished cable is obtained, the sealing performance, the fire resistance, the impact resistance and other performance of the cable are improved through treatment of multi-layer lapping, ceramic silicone rubber tape preparation and the like, the same fire resistance performance is met, and meanwhile the service life of the cable is prolonged. The B1-level high-flame-retardant NS type fireproof cable has the characteristics of impact resistance and spraying resistance, has better safety performance, and can relieve pressure for fire rescue and strive for greater opportunities for personnel escape when a fire occurs.

The invention relates to the technical field of vertical shaft hoists, and discloses a vertical shaft hoist safety protection device which comprises a hoist platform. The protection unit comprises a support installed on the elevator platform, and a stand column is installed on the support; the turnover mechanism is arranged on the stand column and makes contact with a steel rope of the elevator body, and the turnover mechanism carries out the lifting action on the steel rope; and the speed reducing mechanism is used for reducing the speed of the steel rope, so that the steel rope is prevented from being damaged during falling protection. Safety of the steel rope of the elevator body is guaranteed through the turnover mechanism and the speed reducing mechanism, the turnover mechanism rapidly lifts the steel rope when the steel rope tends to fall, rapid falling is avoided, system safety is guaranteed, meanwhile, the speed reducing mechanism can stably reduce the speed, disperse impact force and protect the physical structure of the steel rope, and safety of the elevator is guaranteed. The matching of the two effectively solves the technical problems that the brake device is damaged due to overload of the rope, and the rope loses restraint and slides down.

According to the offshore wind power generation ship, a ship body serves as a base body, and a plurality of cross beams and vertical rods are arranged on the two sides of the ship body, so that the layout of blades is more flexible, the angle or position can be adjusted according to changes of the wind direction and the wind speed, and therefore the wind energy capturing efficiency is maximized; the adaptability and stability of the wind power generation ship under different sea conditions and climate conditions are enhanced, the blades are connected with the power generation unit, rich wind energy resources on the sea can be efficiently captured and converted into electric energy, meanwhile, the power generation unit is directly connected to the ship body driving unit, instant conversion and utilization of energy are achieved, and the energy utilization rate is increased. According to the integrated design, the energy transmission process is simplified, energy loss is reduced, the whole system is more compact and efficient, and reliable guarantee is provided for autonomous navigation and power supply of the ship.

The utility model discloses a buffering paper packaging box which comprises a main body module. The main body module comprises an outer box body, a balancing weight fixed to the inner bottom wall of the outer box body, a buffering piece fixed to the top end of the balancing weight, a rubber cushion layer fixed to the bottom end of the outer box body, an inner box body arranged in an inner cavity of the outer box body and located at the top end of the buffering piece, a cover plate attracted to the top end of the outer box body through a magnet, and a pressing piece fixed to the bottom end of the cover plate. The outer box body is made of hardboards and used for installing other assemblies and protecting objects, the pull ropes are fixed to the two sides of the outer box body so that a user can lift the packaging box conveniently, the balancing weight is fixed to the inner bottom wall of the outer box body, when the packaging box falls off, the packaging box can vertically fall under the action of the balancing weight, the ground contact area is increased, and impact force is dispersed; the buffering paper packaging box has the advantages of being high in anti-falling performance and high in practicability.

The utility model discloses a steel wire mesh reinforced polyethylene composite pipe which comprises a composite pipe and a supporting device, the supporting device comprises an upper cover plate, a lower cover plate, a protection assembly and a fixing assembly, the upper cover plate is arranged above the composite pipe, and the inner wall of the upper cover plate is attached to the outer side wall of the composite pipe; the lower cover plate is arranged below the composite pipe, and the inner wall of the lower cover plate is attached to the outer side wall of the composite pipe. The protection assemblies are arranged on the inner walls of the upper cover plate and the lower cover plate correspondingly. The fixing assembly is arranged on the upper cover plate and connected with the upper cover plate and the lower cover plate. Therefore, the supporting and protecting device is arranged on the steel wire mesh reinforced polyethylene composite pipe and can be tightly attached to the pipeline, and stable supporting force is provided for the pipeline. The pressure from the ground can be borne, the impact of external force on the pipeline can be dispersed, and the risk that the pipeline cracks due to the external force is remarkably reduced.

The utility model discloses a combined impeller with five blades as a group, and particularly relates to the technical field of impellers, the combined impeller comprises a turntable, a plurality of mounting grooves are formed in the surface of the turntable, mounting blocks are arranged in the mounting grooves, a dismounting mechanism is arranged on one side of each mounting block, and the dismounting mechanism comprises clamping grooves formed in the mounting blocks. Wherein a clamping column is arranged in the clamping groove, a first magnetic attraction block is arranged on one side of the clamping column, a clamping block is movably clamped in the clamping groove, a clamping column groove is formed in the surface of the clamping block, a second magnetic attraction block is arranged in the clamping column groove, and a blade is arranged on one side of the clamping block. According to the impeller, the blades can be independently disassembled and replaced, so that the maintenance complexity and cost are greatly reduced, the wear resistance and corrosion resistance of the impeller are improved, and the manufacturing precision and reliability of the impeller are further improved.

The utility model belongs to the technical field of steel rail anti-climbing, and discloses a wooden sleeper anti-climbing base plate with three-shaped elastic strips arranged at the middle symmetrical part, which comprises a steel rail, a wooden sleeper anti-climbing base plate, the three-shaped elastic strips, elastic strip brackets integrated with the base plate, and threaded spikes. The wood sleeper anti-climbing base plate arranged at the middle symmetrical part of the three-type elastic strips can solve the problems that spikes are loosened due to multi-direction vibration, steel rails climb longitudinally due to transverse gauge changes of the steel rails, and driving safety is affected. Meanwhile, the problems that on a cement sleeper, due to aging of a rubber mat, line maintenance is frequent, spikes are loosened, the transverse gauge of a steel rail is changed, the steel rail is loosened and creeps longitudinally, and driving safety is affected can be solved, and the stability and safety of the steel rail are greatly improved.

This utility model belongs to the field of mold technology, specifically relating to a punching mold with an ejector pin protection mechanism. It includes a main body containing a mold core, and an outer mold shell for fixing internal mold components. A plum blossom pad is located below the main body. A ejector pin hole for mounting and allowing ejector pin movement is coaxially located at the lower end of the plum blossom pad. An ejector pin hole is coaxially located above the ejector pin hole. Multiple fan-shaped movable holes are arranged around the ejector pin hole, forming a protective block. Multiple mating holes are formed within the protective block. A plum blossom ejector pin and an ejector pin are located within the ejector pin hole. The plum blossom ejector pin has a main rod and multiple auxiliary rods that can be inserted into the mating holes. The main rod has notches and mating blocks corresponding to the protective block and movable holes around it. A limiting block is provided on the ejector pin, and a toothed cap is located below the plum blossom pad. Through the arrangement of these components, the ejector pin is completely protected and will not deform or break under stress.

The present application relates to the technical fields of slope monitoring and reinforcing, and discloses a slope monitoring and reinforcing system based on highway construction, which comprises a retaining wall, a drainage ditch located on a slope is excavated on one side of the retaining wall, a reinforcing assembly is arranged on the other side of the retaining wall and fixed on the slope, drainage assemblies are sequentially arranged along the length direction of the slope, and drainage mechanisms are sequentially arranged on the top of the drainage assemblies and along the length direction thereof. The present application effectively avoids the soil erosion and settlement inside the soil layer caused by the large amount of seepage water, improves the strength of the slope, facilitates the monitoring personnel to timely monitor the state of the slope, can monitor the seepage and settlement state of the soil at different depths and directions of the slope, facilitates the management and maintenance personnel to monitor and maintain the internal state of the slope, improves the monitoring accuracy of the slope, and facilitates the timely maintenance and management of the slope.

The invention discloses a diamond cutting pick for hard rock, and relates to the technical field of cutting pick machining, and the diamond cutting pick comprises a cutting pick base body, a diamond composite tooth and a diamond composite sheet wear-resistant column; a plurality of columnar holes are formed in the upper portion of the cutting pick base body at equal intervals in the circumferential direction, diamond composite sheet wear-resisting columns are welded in the columnar holes, and diamond composite teeth are welded in embedding holes in the top of the cutting pick base body. According to the invention, the diamond composite tooth is embedded in the top of the cutting tooth base body; the service life of the cutting pick is prolonged, and the fracture risk caused by impact is reduced; the cutting pick base body is provided with the cushioning grooves, so that impact force and vibration generated in the working process are effectively dispersed, the integrity of the whole structure of the cutting pick is protected, and the fracture risk caused by impact is reduced; the diamond compact wear-resistant columns are uniformly distributed in the easy-to-wear area of the upper part of the cutting pick base body, so that the crushing area of the cutting pick is increased, the crushing efficiency is improved, and the stability of the cutting pick in work is enhanced through the uniform arrangement and special shape design of the diamond compact wear-resistant columns.

The application discloses a telescopic ceiling handle, a processing method and an automobile, and relates to the technical field of automobile interiors. The telescopic ceiling handle comprises a buffer structure assembly arranged between a handle base cover and a handle base. The buffer structure assembly comprises a buffer structure framework and a buffer structure soft rubber connected as a whole. The buffer structure framework is matched with the inner contour of the handle base cover, and the buffer structure soft rubber is matched with the outer contour of the handle base cover. The buffer structure soft rubber can absorb the vibration generated by the impact between the handle base cover and the handle base when the buffer structure soft rubber is deformed under stress. The buffer structure framework is used for supporting the buffer structure soft rubber. The buffer structure assembly arranged between the handle base cover and the handle base can absorb the harsh sound generated by the impact when the ceiling handle is returned to the original position, improve the silent experience of the passenger compartment, and avoid the influence of the appearance quality caused by the collision and damage between the plastic parts.

The utility model provides a noise reduction type automobile triangular arm assembly, belongs to the field of automobile suspension, and solves the problems that a rubber bushing mounted on a triangular arm is accelerated to age in an extreme environment, and the service life is shortened. A first arm body, a second arm body and a third arm body are arranged on the triangular arm, a connecting rod is welded to the second arm body, a fixing frame is installed on the connecting rod, a second rubber sleeve is installed in the fixing frame, a connecting part is arranged in the second rubber sleeve and makes contact with the connecting rod, and a lining is welded to the third arm body. A first rubber sleeve and a special part are installed in the lining, a rubber ring is installed in the special part, an installation part extends in the rubber sleeve, and the installation part is sleeved with the special part. The utility model has the advantages that the rubber sleeve I and the special part are arranged in the bushing, and the rubber sleeve I is in contact with the rubber ring and is buffered when moving violently; a connecting part is arranged in the second rubber sleeve and makes full contact with the connecting rod, and the second rubber sleeve is affected after the connecting rod is preliminarily buffered.

The present invention discloses a vertical large composite storage tank, which relates to the technical field of large composite storage tanks, and aims to solve the technical problem that it is difficult for the existing vertical composite storage tank to take into account the protection and center of gravity adjustment in both the non-storage state and the storage state, thereby affecting the use effect and safety of the storage tank during use. The invention comprises a tank shell, a ladder arranged outside the tank shell, a top cover, and a platform located above the top cover. When the present invention is in use, the guide component will adjust the falling speed of the material by changing the falling trajectory of the material, thereby reducing the impact force when the object falls on the bottom of the device, avoiding damage to the inner shell of the tank body and the tank shell, and after the material is put in, the device will adjust the height of the gravity component in a vacuum manner, thereby increasing the stability between the tank shell and the tank shell, avoiding rupture due to excessive pressure of the material in the tank shell, and ensuring the use safety and service life of the device.

The present invention relates to the technical field of shaft hoists, and discloses a safety protection device for shaft hoists, including a hoist platform; a protection unit, the protection unit including a bracket installed on the hoist platform, and a column installed on the bracket; a flipping mechanism, the flipping mechanism is arranged on the column and contacts the steel rope of the hoist body, and the flipping mechanism performs a pulling action on the steel rope; a deceleration mechanism, the deceleration mechanism decelerates the steel rope to avoid damage when protecting the steel rope from falling. The present invention utilizes a flipping mechanism and a deceleration mechanism to ensure the safety of the steel rope of the hoist body. When the steel rope has a tendency to fall, the flipping mechanism quickly pulls the steel rope to avoid rapid falling and ensure the safety of the system. At the same time, the deceleration mechanism can steadily reduce the speed, disperse the impact force, and protect the physical structure of the steel rope. The cooperation of the two effectively solves the technical problem that the brake device is damaged due to rope overload and the rope loses restraint and slides.

The utility model provides a kind of water pump pump head, belong to water pump technical field.It solves the problem of insufficient structural strength of pump head in prior art.The utility model includes pump cover, pump head main body and connecting disc body, pump head main body is integrally formed and pump body main body includes water storage body and impeller body, water storage body and impeller body inside form water storage chamber and impeller chamber respectively, water storage chamber and impeller chamber are interconnected, connecting convex is formed outside impeller body and pump cover is attached with connecting convex and is fixed by bolt, water pump impeller is installed in impeller chamber, the pump head main body of one side of water storage chamber is formed with sealing cylinder, sealing assembly is installed in sealing cylinder, the periphery of pump head main body is formed with a plurality of first connecting columns, the periphery of connecting disc body is formed with a plurality of second connecting columns, first connecting column and second connecting column correspond and the end face of first connecting column and the end face of second connecting column are attached with setting.The utility model has the advantages of higher structural strength.

The invention relates to the technical field of diaphragm pumps, in particular to a shock absorption and noise reduction five-cavity diaphragm booster pump which comprises a shell, a fixing assembly and a boosting assembly. A water inlet and a water outlet are formed in the top of the shell, a pressure release valve is arranged at the top of the shell, and the pressure release valve is fixedly connected with the top of the shell through a bolt; the fixing assembly is arranged at the bottom of the shell and fixedly connected with the bottom of the side wall of the shell. The pressurizing assembly is arranged in the shell. According to the shock absorption and noise reduction five-cavity diaphragm booster pump, an effective solution is provided for solving the problems of vibration and noise of a booster pump in existing water purification equipment. Through the innovative structural design and cost control strategy, the technical progress and market development of the water purification equipment industry are expected to be promoted.

The utility model relates to the technical field of cross beams, and discloses a gyratory crusher cross beam which comprises a center body, beam walls are fixedly connected to the left side and the right side of the center body, fixing blocks are fixedly connected to the inner sides of the beam walls, spring telescopic rods are fixedly connected to the outer sides of the fixing blocks, and U-shaped blocks are fixedly connected to the telescopic ends of the spring telescopic rods. The top of the inner side of the U-shaped block is rotationally connected with a second rotating plate, the outer side of the spring telescopic rod is rotationally connected with a first rotating plate, the top of the first rotating plate is rotationally connected with a lifting plate, and the inner side of the lifting plate is rotationally connected with the second rotating plate. According to the device, through cooperation of the U-shaped block, the lifting plate and the spring, external impact borne by the device can be buffered, the risks of fracture and deformation are reduced, and through cooperation of the connecting plate, the mounting plate and the rotating column, the device can be quickly disassembled and assembled, and the mounting process is simplified.

The utility model discloses a bulletproof helmet, and relates to the field of bulletproof helmets. The bulletproof helmet comprises a bulletproof helmet body, a bridle is arranged on the outer surface of the bulletproof helmet body, a buffering mechanism is arranged in the bulletproof helmet body and comprises a buffering inner shell arranged in the bulletproof helmet body, a buffering cross-shaped cotton plate is arranged outside the buffering inner shell, and the buffering cross-shaped cotton plate is used for buffering external impact force. The damping cross-shaped inner plate is movably arranged in the buffering inner shell and used for reducing vibration in the bulletproof helmet. According to the bulletproof helmet, the contact area between the bulletproof helmet and the head of a user is reduced through the damping cross-shaped inner plate, meanwhile, the impact force transmitted by the buffering inner shell is dispersed through cross arrangement of the buffering cross-shaped cotton plate and the damping cross-shaped inner plate, and therefore the impact resistance of the bulletproof helmet is improved.

The utility model discloses a touch screen with a protective structure, which comprises a casing and protective blocks respectively arranged at four corners of the casing, the thickness of the protective blocks is larger than that of the casing, an accommodating groove is arranged in each protective block, the four corners of the casing are respectively arranged in the corresponding accommodating grooves, and the protective blocks are arranged in the accommodating grooves. One side of each protection block is connected with a fixing plate through an extending assembly, the fixing plates are arranged on the back face of the shell, and gaps exist between the fixing plates and the back face of the shell. According to the technical scheme, the risk that the touch screen is broken when falling from the high altitude can be reduced.

The utility model provides a waste crushing and recycling device, which relates to the technical field of waste recycling, and comprises a crusher body, a crushing assembly is arranged in an inner cavity of the crusher body, the crushing assembly comprises two crushing shafts, and the two crushing shafts are both positioned on the side surface of the inner wall of the crusher body; a plurality of mounting grooves are formed in inner cavities of the crushing shafts, elastic plates are fixedly connected to the bottoms of inner cavities of the mounting grooves, connecting blocks are arranged at the tops of the elastic plates, cutting teeth are fixedly connected to the sides, away from the elastic plates, of the connecting blocks, motors are arranged on the side faces of the two crushing shafts, and the cutting teeth on the surfaces of the two crushing shafts are meshed with each other. By arranging the elastic plate, the connecting block and the cutting teeth can be supported, necessary counter-acting force can be provided when the machine crushes large metal materials, the force feedback is beneficial to enhancing the crushing effect of the metal, and meanwhile, the elastic plate is also beneficial to dispersing impact force, so that the cutting teeth are prevented from being excessively abraded or damaged.

The utility model relates to valve structure technical field especially relates to a control valve, it includes: end cover, main valve block and main valve core etc. Main valve block is fixed on the end cover, forms the hollow channel in the inside of end cover and main valve block, and has the import and export, main valve core is slidably arranged in the hollow channel, and main valve core is hollow structure, and forms and has the multiple sets of throttling portion communicated to the hollow structure inside, and the annular gap is formed between the outer wall of throttling portion and the inner wall of main valve block. The utility model discloses through the multiple sets of throttling portion set up on main valve core, reduces the flow and pressure of fluid, through the annular gap formed between the outer wall of throttling portion and the inner wall of main valve block, avoids high pressure emulsion direct impact main valve core, can store emulsion through the annular gap, thereby further reduced pressure and flow impact, through the combined use of throttling portion and annular gap, can disperse pressure and flow impact, thereby improves the stability and reliability of equipment.

The swash plate of the oil gas liquid chemical tank container comprises a first reinforcing plate, the outer surface of the first reinforcing plate is fixedly connected with a first arc-shaped plate, and first mounting holes are formed in the four corners of the outer surface of the first reinforcing plate and the four corners of the outer surface of the first arc-shaped plate. According to the swash plate of the oil gas liquid chemical tank container, through the arrangement of the first arc-shaped plate, the second arc-shaped plate, the third arc-shaped plate, the buffer groove and the first liquid penetrating hole, the first arc-shaped plate and the third arc-shaped plate are arranged on the two sides of the interior of a chemical tank, first-time wave prevention can be conducted, and part of liquid can shake in the middle of the interior of the chemical tank; the impact force of the two second arc-shaped plates on liquid is weakened, secondary wave prevention is conducted on the liquid, the buffer grooves prevent the problem that local stress is too large, the liquid flows through the first liquid penetrating holes, the impact force on the swash plates is dispersed, impact and oscillation of the liquid in the running process of the tank car are reduced, and the safety during transportation is guaranteed.

The utility model relates to a kind of offshore buoy formula communication relay integrated device applied to communication relay field, including the communication relay integrated machine being installed in installation box, the inner wall of installation box is fixedly connected with positioning ring, positioning ring and the upper end of installation box are all excavated with positioning groove, two positioning grooves are commonly screw-threaded with protective cover, the lower end of installation box is fixedly connected with buoy platform, multiple protective nets are equipped outside buoy platform, two protective nets between adjacent are fixedly connected with elastic band, the outer surface of buoy platform is fixedly installed with multiple mounting plates, two mounting pipes are fixedly connected with the end of mounting plate towards protective net, through the synergies of protective net, mounting pipe and compression spring etc. structure, when being impacted by floating object, multistage buffering energy absorption can be realized, effectively prevent floating object direct impact communication relay equipment, significantly reduce equipment damage risk, and then greatly reduce later maintenance cost.

The utility model discloses a kind of suspension mechanism of indoor decorative plate, including decorative plate, the decorative plate is connected with wall surface by multiple fixed structures, the fixed structure includes concave frame, convex frame, limiting structure, the concave frame is fixed in wall surface by thread bolt, the convex frame is connected decorative plate back by thread bolt etc. Mode, multiple fixed structures between being equipped with cushion block, a kind of suspension mechanism of indoor decorative plate of the utility model, by the position of decorative plate being limited to the insertion of the through hole below the mortise and tenon joint of concave frame groove, when installing decorative plate consistent with wall surface height, after convex frame enters concave frame groove, bolt is automatically dropped into the through hole below concave frame, it is not necessary to manually fix, compared with most decorative plate fixing method of existing, it is less limited by construction site, simple structure is easy to operate.

The invention discloses an urban rail train traction device capable of recycling braking energy, and relates to the technical field of train traction, the urban rail train traction device comprises a mounting hanger, the middle part of the mounting hanger is rotatably connected with a buffer part, and the buffer part is provided with a coupling part in the direction away from the mounting hanger. By utilizing the friction temperature rise between the crushing pipe body and the sliding sleeve, the memory metal rod is heated to expand, the ball plug automatically opens the oil outlet pipe, and the outer wall of the crushing pipe body can be automatically and uniformly coated with lubricating oil in cooperation with the telescopic sliding of the sliding sleeve, so that the friction between the crushing pipe body and the sliding sleeve can be effectively reduced, the friction loss of the crushing pipe body is reduced, and the service life of the crushing pipe body is prolonged. Meanwhile, friction energy consumption of train operation is reduced, consumption of stored energy is reduced, more energy can be saved for other electrical systems of the train, and sufficient recycling of braking energy is facilitated.