450 results about "Maintaining equipment" patented technology

The invention discloses a welding device and method for automobile maintenance and belongs to the technical field of automobile maintenance equipment.The welding device comprises a rotating assembly, a cleaning assembly, a welding assembly, an annealing assembly and a knocking assembly are installed at the top of the rotating assembly, the cleaning assembly comprises a first supporting block, and a first rotating structure is arranged at the top of the first supporting block; the first rotating structure is connected with the cleaning structure, the cleaning structure comprises a cleaning shell, a first air cylinder is installed on one side in the cleaning shell and connected with a first moving block, a third motor is installed in the first moving block and connected with a rotating block, and a fourth motor and a fifth motor are installed at the top and the bottom of the inner side of the rotating block correspondingly. And the fourth motor and the fifth motor are respectively connected with the abrasive disc and the cleaning brush. According to the welding device for automobile maintenance, the cleaning assembly, the welding assembly, the annealing assembly and the knocking assembly are installed on the rotating assembly, the maintenance process can be optimized, the carrying frequency is reduced, and the adaptability of the welding device is improved.

An active sealing plugging head belongs to the field of oil and gas pipeline maintenance equipment. The driving bracket is connected with a matched plugging cylinder; the driving rotating support comprises a connecting frame and a disc fixedly connected with the connecting frame. A connecting frame on the driving rotating bracket is rotationally connected with the driving bracket through a movable shaft; a movable shaft gland is fixedly connected to the outer side of the connecting frame on the driving rotating bracket; a contact assembly is fixedly connected to a disc of the driving rotating support. The contact assembly is connected with a guide wheel through a guide wheel shaft; an annular groove is formed in the outer circle face of a rotating disc of the driving rotating support, and a plurality of communicating holes communicating with one another are formed in the inner wall of the annular groove. The outer side of the disc of the driving rotating support is fixedly connected with a sealing leather cup. During plugging in the technical field of maintenance and repair of long-distance oil and gas pipelines, even if the leather cup is within the original compression amount or under other complex working conditions, medium micro-seepage can be prevented through active sealing, and the safety of the whole plugging process is improved.

The invention provides an offshore nuclear power platform containment equipment transfer system and method.The offshore nuclear power platform containment equipment transfer system comprises a shielding silo, a platform temporary workshop, a shore-based crane and a shore-based maintenance workshop, the shielding silo is arranged at a shielding door at the top of a containment and used for hoisting and shielding equipment to be maintained, and the platform temporary workshop is arranged on a platform deck and used for hoisting and shielding the equipment to be maintained; according to the invention, receiving, hoisting and transferring facilities are provided, it is ensured that the equipment to be maintained is effectively contained in the containment and the shielding silo, multi-line parallel operation can be realized, and the equipment maintenance out-of-cabin process has higher efficiency, safety and reliability.

The invention discloses a marine navigation mark intelligent maintenance robot based on a ship and a self-adaptive operation method of the marine navigation mark intelligent maintenance robot, and belongs to the field of marine navigation mark maintenance. The marine navigation mark intelligent maintenance robot based on the ship comprises a base and a second telescopic arm, and further comprises a rotating disc rotationally connected to the end of the second telescopic arm, a driving motor is fixedly connected to the rotating disc, the output end of the driving motor is fixedly connected with a rotating shaft, and a rotating mechanism is arranged between the second telescopic arm and the rotating shaft; the second telescopic arm is used for driving the rotating disc to rotate; the sliding rails are evenly and fixedly connected to the rotating disc, clamping claws are arranged on the sides, away from the second telescopic arm, of the sliding rails, and a clamping mechanism is arranged between the sliding rails and the rotating shaft and used for driving the clamping claws to move along the sliding rails; the detection probe is fixedly connected to the turntable and is used for detecting the appearance of the beacon light and the position of the fixing bolt; the problems that when equipment on the buoy is maintained, potential safety hazards are large, the maintenance efficiency is low, and the maintenance difficulty is large can be solved.

The invention relates to the technical field of hydraulic coupler maintenance equipment, and discloses a puller for hydraulic coupler maintenance, which comprises a hydraulic oil cylinder and a connecting sleeve, a screw rod is mounted in the hydraulic oil cylinder in a threaded manner, the connecting sleeve is sleeved outside the screw rod, a threaded sleeve is arranged in the connecting sleeve, and the threaded sleeve is sleeved outside the threaded sleeve. The threaded sleeve extends outwards from the end, away from the hydraulic oil cylinder side, of the connecting sleeve, the threaded sleeve is detachably connected with the connecting sleeve, the end, close to the connecting sleeve side, of the lead screw movably penetrates into the threaded sleeve, and an ejector rod with the variable length is arranged at the end, penetrating into the threaded sleeve, of the lead screw. The ejector rod extends out of the threaded sleeve; the connecting sleeve and the threaded sleeve are detachably connected, so that threads on the threaded sleeve can be replaced when damaged, the ejector rod with the variable length is arranged on the lead screw, the hydraulic coupler disassembling tool can adapt to disassembling work of hydraulic couplers of different models, and the hydraulic coupler disassembling tool has the advantages that the use cost is reduced, use is convenient, and the disassembling efficiency is improved.

The utility model discloses pressure maintaining equipment for a steering wheel, and relates to the technical field of pressure maintaining of the steering wheel. According to the pressure maintaining equipment for the steering wheel, in the field steering wheel leather manual operation, the steering wheel can be placed on the machining table, a locking cylinder and the steering wheel are connected in a sleeving mode through the matching of a positioning supporting base and a steering wheel middle structure, positioning is conducted through a plurality of positioning columns, and then the direction of the steering wheel is adjusted; the locking cylinder is locked with the steering wheel through the clamping blocks on the two sides, so that the tensioning cylinder is utilized to drive the locking cylinder to move and apply downward pulling force to the steering wheel, and the jacking cylinders on the two sides push the inverted-L-shaped seat to move upwards and apply upward jacking force to the groove in the back face of the steering wheel; the steering wheel pressure maintaining device is simple in structure, pressure maintaining of a steering wheel is achieved, the shape-preventing seats on the two sides can press leather, the leather attaching effect is guaranteed, efficiency is effectively improved, and the labor intensity of workers is reduced.

The utility model discloses a novel static mixer, which belongs to the technical field of mixers, and comprises an inlet flange, a mixer shell is fixedly mounted at the top of the inlet flange, a wave-shaped long blade rod is arranged in the mixer shell, a rotating seat is rotatably mounted at the bottom of the wave-shaped long blade rod, and the rotating seat is fixedly mounted on the top of the inlet flange. A connecting ring is fixedly mounted at the bottom of the rotating seat, two groups of inserting grooves are formed in the connecting ring, mounting assemblies are arranged in the two groups of placing grooves, and two groups of placing grooves are formed in the inlet flange, so that an operator can more conveniently and quickly maintain equipment; compared with the prior art, potential safety risks in the maintenance process are reduced, the working safety is improved, the downtime of a production line is shortened, the working efficiency is improved, the wave-shaped long blade rod can be adjusted or replaced at any time according to needs so as to meet the requirements of different production processes or products, and the practicability of the device is greatly improved.

The utility model provides a replacement system. The replacing system is used for replacing or maintaining a to-be-maintained device of the wind generating set, the to-be-maintained device comprises to-be-maintained equipment assembled on a rack of the wind generating set, the replacing system comprises a hoisting device and a winding device, the hoisting device is detachably connected to the rack and comprises a hoisting component used for being connected with the to-be-maintained equipment, and the hoisting component is detachably connected to the rack. The hoisting component is connected with the winding device through a rope; the first supporting frame and the to-be-maintained equipment are arranged on the same side of the tower drum, and the first supporting frame is used for placing the to-be-maintained equipment and / or to-be-replaced equipment; and the second supporting frame and the first supporting frame are oppositely arranged on the other side of the tower drum, and the winding device is installed on the second supporting frame. The replacement system comprises a plurality of parts which are arranged in a scattered mode to work cooperatively, and compared with large professional hoisting equipment adopted in the prior art, the hoisting difficulty is lowered, and the replacement cost is saved.

The present invention provides a digital AI maintenance and support system for armored equipment, characterized in that it includes a fault information receiving module, an AI solution generating module, an intelligent auxiliary execution module and a management feedback module, wherein the fault information receiving module is used to receive fault information of armored equipment, the AI ​​solution generating module generates a maintenance solution based on the fault information, the intelligent auxiliary execution module is used to output auxiliary information of the maintenance solution, and the management feedback module is used to manage data information during the maintenance process; the system can intelligently analyze and generate maintenance solutions based on fault information, and control maintenance equipment to perform maintenance, which can greatly reduce the demand for manpower and improve the automated maintenance capability of armored equipment.

The utility model discloses an aircraft landing gear installation assistive device, which relates to the technical field of aircraft maintenance equipment, and comprises a movable base, the right part of the top end of the movable base is fixedly connected with a fixed box, the left part of the bottom end of the movable base is fixedly connected with a support frame, and the top end of the fixed box is fixedly connected with a lifting mechanism. A clamping mechanism is fixedly connected to the left end of the lifting mechanism, a bearing mechanism is fixedly connected to an inner cavity of the supporting frame, and the lifting mechanism comprises a first motor and a mounting plate. According to the auxiliary installation tool for the aircraft landing gear, by starting the telescopic cylinder, the telescopic cylinder drives the bearing plate to rise upwards, the bearing plate slides on the outer wall of the second guide rod, the bearing plate is limited and guided through the second guide rod, the bearing plate is more stable in the moving process, the bottom of the aircraft landing gear is borne through the bearing plate, and the installation efficiency of the aircraft landing gear is improved. And the downward gravity borne by the clamping mechanism is reduced, so that clamping is more stable, and the bearing effect is achieved.

The utility model relates to the technical field of road maintenance equipment, and discloses an asphalt pavement crack and pit slot repairing device which comprises a stirring tank, the upper surface of the stirring tank fixedly communicates with a connecting pipe, and the outer surface of the stirring tank is fixedly connected with a fixing frame. According to the asphalt pavement crack and pit slot repairing device, by arranging the conveying pipe, the glass fiber filter plate, the polyester fiber filter plate and other parts, when asphalt is heated and stirred, generated waste gas is extracted under the cooperation of the draught fan and the connecting pipe, conveyed through the conveying pipe till entering the shell and filtered through the glass fiber filter plate and the polyester fiber filter plate, and the asphalt pavement crack and pit slot repairing device is obtained. Harmful gas generated during asphalt stirring can be filtered and purified and then discharged, harm to the surrounding environment and the health of constructors is reduced, a threaded rod is connected with a threaded barrel, the threaded rod descends, then a mounting frame drives a grinding roller to descend, the grinding roller makes contact with the ground, and the grinding roller is prevented from being damaged. And the filled asphalt can be compacted and flattened.

The utility model provides replacement equipment. The replacement equipment comprises two frame bodies arranged side by side, each frame body comprises a stand column, a first cantilever beam and a second cantilever beam, the stand columns are arranged in the height direction and detachably connected to the top of a supporting structure used for installing to-be-maintained equipment, and the first cantilever beams and the second cantilever beams are arranged in the length direction and detachably connected to the top of the supporting structure; the two sides of the stand column are connected in the length direction; the transverse rail is arranged in the width direction, and the two ends of the transverse rail are connected with the two first cantilever beams respectively; the first pulley assembly is arranged on the transverse rail in a sliding mode and used for being connected with equipment to be maintained; one end of the second pulley assembly is slidably arranged on the first cantilever beam along the height direction, and the other end is fixedly connected with the cross rail; and a counter weight matched with the weight of to-be-maintained equipment can be hung on the second cantilever beam. And by arranging the frame body structure of the replacement equipment, the hoisting difficulty is reduced, and the replacement cost is saved.

The invention discloses an equipment maintenance guidance strategy generation method and apparatus, equipment, a medium and a product. The method comprises the steps of obtaining a to-be-consulted entry based on a power plant equipment maintenance consultation instruction; determining to-be-maintained equipment and first fault information of the to-be-maintained equipment based on the to-be-consulted entry; determining associated equipment of the to-be-maintained equipment, and screening out target associated maintenance equipment from the associated equipment based on the first fault information; obtaining equipment operation information of the target associated maintenance equipment, carrying out fault analysis on the target associated maintenance equipment based on the equipment operation information, obtaining second fault information, inputting the first fault information and the second fault information into a consultation guidance model, obtaining maintenance guidance reply information, and generating an equipment maintenance guidance strategy based on the guidance reply information, according to the invention, intelligent equipment maintenance guidance is realized, and the fault equipment is accurately positioned, so that the fault equipment and the equipment maintenance guidance strategy associated with the fault equipment are accurately generated, and the equipment maintenance efficiency is effectively improved.

The invention relates to the technical field of aviation maintenance equipment, in particular to an aircraft tire full-automatic disassembly and assembly mechanical arm device which comprises a base, a four-degree-of-freedom lifting platform, an inclined frame, a control module, a laser radar sensor, a pressure monitoring module, a limiting frame, a hydraulic jack, an undercarriage, a tool rotating disc, a guide rail, a sliding block base, a redundant mechanical arm and a camera. + / -0.05 mm high-precision positioning is realized through laser radar point cloud matching, and safe and efficient equipment operation is ensured in combination with millimeter-wave radar anti-collision early warning; and the four-degree-of-freedom lifting platform and the redundant mechanical arm are cooperatively operated, so that accurate disassembly and assembly of the aircraft tires are completed. The working efficiency can be remarkably improved, manual intervention is reduced, and the operation safety and the positioning precision are guaranteed.

The utility model discloses a multi-point floating accurate temperature measurement gauge, which comprises a mounting seat, a plurality of elastic connecting assemblies, a plurality of temperature detection assemblies and a limiting stopper, the mounting seat is detachably arranged on the pressure maintaining equipment; the plurality of elastic connecting assemblies are arranged on the mounting seat; each temperature detection assembly comprises a heat insulation piece and a temperature measurement probe. The plurality of heat insulation pieces are respectively arranged on the plurality of elastic connection assemblies, and the plurality of temperature measurement probes are respectively arranged on the plurality of heat insulation pieces; the limiting stop piece is arranged on the mounting base and used for limiting the descending distance of a lower pressing head on the pressure maintaining equipment. According to the multi-point floating accurate temperature measurement gauge provided by the utility model, the temperature of the lower pressure head can be detected more accurately, and meanwhile, overpressure is prevented, so that the temperature detection assembly is prevented from being damaged.

The invention relates to the technical field of pressure maintaining equipment, in particular to modularized pressure maintaining equipment. Comprising a base used for horizontally fixing a material disc, and all pieces to be subjected to pressure maintaining are sequentially placed on the material disc in a rectangular array mode; a plurality of groups of pressure plates are arranged above the material plate, and a plurality of pressure maintaining air bags which are in one-to-one correspondence with corresponding pieces to be subjected to pressure maintaining are arranged on each pressure plate; the pressure maintaining air bags on each group of pressure plates are matched with each other to form rectangular array distribution which is the same as that of to-be-pressure-maintained pieces on the material plate; and pressure maintaining telescopic assemblies capable of driving the pressure plates to tightly press the part to be subjected to pressure maintaining are arranged on the pressure plates. According to the invention, each region on the tray is subjected to independent partitioned pressure maintaining through each pressure maintaining module, so that the pressure maintaining efficiency can be effectively improved.

The invention relates to the technical field of pressure maintaining equipment, and discloses full-automatic pressure maintaining equipment for decorative rings, a feeding mechanism comprises a feeding conveying module and a product discharging seat arranged at the output end of the feeding conveying module, and the feeding mechanism is used for conveying and feeding products; the pressure maintaining jig is used for maintaining the pressure of the product; the pressure maintaining device comprises a pressure maintaining stock bin, a backflow conveying line connected to the feeding end of the pressure maintaining stock bin and a pressure maintaining discharging and conveying module connected to the discharging end of the conveying pressure maintaining stock bin, and a plurality of pressure maintaining jigs are arranged in the pressure maintaining stock bin and used for achieving backflow of the pressure maintaining jigs after standing and pressure maintaining are conducted on products; the cover installing and taking device is arranged between the pressure maintaining device and the feeding mechanism and used for installing a product into the pressure maintaining jig; and the material taking manipulator is used for realizing turnover material taking and placing among the feeding mechanism, the cover mounting and taking device and the pressure maintaining device.

The invention discloses a device and method for replacing a large submersible pump of a large water vertical shaft, and belongs to the technical field of mine drainage maintenance equipment and methods. According to the technical scheme, an operation platform is fixed to the bottom of a vertical shaft, square holes are cut in a steel plate plane of the operation platform, a cage bottom plate platform is located above a horizontal roadway in the lowest middle section, holes are cut in the bottom face of the cage bottom plate platform, and a dispatching winch is fixed to the cage bottom plate platform; a steel wire rope of the dispatching winch is connected with the large submersible pump through the cage bottom plate hole and the square hole of the operation platform. And the large submersible pump is lifted to the working platform by the steel wire rope of the dispatching winch, the connected fixed suspension steel wire rope, the high-pressure hose and the large submersible pump lead cable are removed, and then the large submersible pump is lifted and dragged to the lowest middle section of the horizontal roadway for replacement. The replacing device and method for the large shaft submersible pump are innovated, safety risks and hidden dangers are eliminated, and the large shaft submersible pump can be rapidly and stably replaced.

The utility model relates to the technical field of pressure maintaining equipment. The utility model relates to a fingerprint module bending pressure maintaining device, in particular to a fingerprint module bending pressure maintaining device which comprises an operation table, a pressure maintaining device and a pressure maintaining device. The upper end of the mounting table is provided with a fixing position used for fixing a bending jig, the mounting table is connected with the horizontal driving mechanism, and the horizontal driving mechanism drives the mounting table to move between a feeding position and a pressure maintaining position; the in-place detection mechanism is arranged on the operation table so as to detect whether the mounting table is located at a feeding position or a pressure maintaining position or not; and the pressing plate is arranged above the pressure maintaining position and is in transmission connection with the vertical driving mechanism. According to the fingerprint module bending and pressure maintaining device, the pressure maintaining pressure and the pressure maintaining time can be accurately controlled, the viscosity of a double-faced adhesive tape can be completely activated when bent steel sheets are bonded by accurately controlling the pressure maintaining pressure and the pressure maintaining time, and the hidden danger that the bonding quality of the steel sheets is loosened is reduced.

The utility model provides a drawing device for repairing an automobile body, and relates to the technical field of automobile maintenance equipment, the drawing device comprises a drawing device body, the drawing device body is annular, a drawing area is formed in the drawing device body, a connecting nut is arranged at the bottom of the drawing device body, an internal thread is arranged in the connecting nut, and the internal thread is connected with the drawing device body. The screw is in threaded connection with the connecting device; the device is convenient and quick to operate, can realize quick drawing repair, avoids the use of welding drawing in the repair process, and reduces the damage to the steel plate, thereby improving the repair efficiency.

The utility model belongs to the technical field of maintenance doors, and particularly relates to an equipment maintenance door convenient to lock, which comprises a door body, a frame and a plurality of locking components, and the frame is arranged in the middle of the door body; the multiple locking assemblies are arranged in the door body. The outer wall of the door body is matched with the inner wall of the frame, and a plurality of handles are arranged at one end of the door body and rotationally connected with the locking assembly. Multiple through grooves are formed in the end, close to the handle, of the frame. The locking assembly comprises a rotating rod and a rotating wheel, and a second connecting rod is arranged at the end, close to the handle, of the rotating wheel, arranged on the side, away from the circle center, of the rotating wheel and penetrates through the middle of the rotating rod to be fixedly connected with the rotating rod. A first rotating shaft is arranged at the end, close to the door body, of the handle and sequentially penetrates through the door body and the rotating wheel to be fixedly connected with the bottom end of the rotating wheel. One end of the rotating rod is placed in the through groove; by arranging the locking assembly, the maintenance door does not need to be disassembled when the equipment is maintained, and the maintenance efficiency is improved.

The utility model provides a gas pipeline maintenance and plugging device, which relates to the field of gas pipeline maintenance equipment, including a support ring, a plurality of sliding rods and a plurality of movable plates. The support ring is arranged at the pipe mouth of the gas pipeline, and a plurality of sliding grooves are opened on a side wall of one side of the support ring. The plurality of sliding rods are respectively slidably connected to the inner wall of the sliding groove, and one end of the plurality of sliding rods is fixedly connected with a connecting rod, and the outer surface of the connecting rod is movably connected with a driving component, the plurality of movable plates are respectively fixedly connected to one end of the plurality of sliding rods away from the connecting rod, and one end of the plurality of movable plates is fixedly connected with a flexible sealing ring, and the pipe mouth of the gas pipeline is plugged by the movable plate and the sealing ring arranged on the movable plate. When the pipe mouth of the gas pipeline is plugged by the above mechanism, the problem of cumbersome operation and the possible low operation efficiency is solved, and the probability that the manual operation is difficult to ensure that the sealing effect is consistent each time is reduced.

The invention relates to a truss tower lifting system. Comprising a ladder stand assembly, and a guide pipe assembly is installed on the ladder stand assembly; the elevator further comprises a car structure and a safety lock, and the safety lock is matched with the safety steel wire rope. The elevator further comprises a lifting top plate and a lifting assembly and further comprises a working steel wire rope wound on the lifting assembly, one end of the working steel wire rope is connected with the top of the elevator car structure, the other end of the working steel wire rope is arranged in the guide pipe assembly in a penetrating mode, and a balance weight column movably arranged in the guide pipe assembly in a penetrating mode is installed on the working steel wire rope. The emergency stop control assembly penetrates through the top of the guide pipe assembly and is movably connected with the guide pipe assembly, and when the balance weight column moves into the emergency stop control assembly and collides with the guide pipe assembly, the emergency stop control assembly can be driven to move upwards; the device further comprises a state monitoring assembly movably connected to the lifting top plate. According to the elevator, workers and maintenance equipment can be driven to stably ascend and descend along the crawling ladder, the possibility that the elevator car falls or rushes to the top due to emergencies can be avoided, and the safety is high.

The utility model relates to the technical field of bridge maintenance equipment, and discloses a synchronous jacking driving device, which comprises a guide seat, a driving unit and a plurality of groups of jacking units distributed along a guide rail, the driving unit adopts a double-shaft motor, and an output shaft of the driving unit is connected with a rotating shaft to drive the jacking units to work; the jacking unit comprises a power box, and the interior of the jacking unit is in meshing transmission with a driven bevel gear through a driving bevel gear to drive a threaded rod to rotate, so that a threaded sleeve rod linearly ascends and descends in a guide column, and a bridge is lifted. The adjusting assembly is composed of a sliding base, a guide rail tooth groove and a driving gear, the motor drives the gear to move along a guide rail, and transverse position adjustment of the jacking unit is achieved. The micro hydraulic telescopic rod controls the toothed plate to be meshed and locked with the rotating shaft limiting rack, so that the operation stability is ensured; according to the scheme, multi-unit synchronous lifting is achieved through mechanical hard connection, the problems that traditional hydraulic jacking is poor in synchronism and insufficient in adaptability are effectively solved, and the hydraulic jacking device is suitable for large-span bridge support replacement projects.

The pressure maintaining equipment comprises a base, a rotary table mechanism, a clamping and transferring mechanism and a pressure maintaining mechanism, the rotary table mechanism comprises a rotary table and at least two positioning seats capable of containing products, the rotary table is rotatably arranged on the base, the two positioning seats are arranged on the edge of the rotary table at intervals, and the rotary table is used for driving the positioning seats to move; the clamping and transferring mechanism is movably arranged on the base and is used for transferring a product to be subjected to pressure maintaining to a positioning seat and transferring the product subjected to pressure maintaining out of the turntable mechanism; the pressure maintaining mechanism is movably arranged on the base and used for maintaining the pressure of a product to be subjected to pressure maintaining on a positioning seat. According to the technical scheme, due to the arrangement of the structure, transferring of a next product to be subjected to pressure maintaining to the pressure maintaining position and transferring of a previous product subjected to pressure maintaining from the pressure maintaining position can be conducted synchronously, waiting time is saved, the time period occupied by pressure maintaining operation is shorter, and then the pressure maintaining efficiency of the pressure maintaining equipment is higher.

The invention relates to computer maintenance auxiliary equipment, which belongs to the technical field of computer maintenance equipment, and mainly comprises two clamping blocks which are oppositely arranged up and down, the two clamping blocks are connected through a supporting spring so as to keep an initial spacing distance, and magnetic assemblies are further arranged on the two clamping blocks. The magnetic assembly comprises at least one electromagnet installed in one clamping block, and when the electromagnets are powered on, the two clamping blocks draw close to each other to clamp the computer flat cable terminal between the two clamping blocks. An air injection hole is formed in at least one clamping block, and the air injection hole is connected with a compressed air source, so that the air injection hole blows clean air towards corresponding parts in the computer. When the computer maintenance auxiliary equipment is used for maintaining a computer, the maintenance efficiency can be greatly improved, and use is safe and convenient.

The utility model relates to material conveying technical field provides a kind of traction device and material hoist, traction device includes shell assembly, drive component and control component, the inside structure of shell assembly has accommodating cavity, shell assembly is equipped with clamping portion and locking mechanism, clamping portion is suitable for clamping to support carrier, locking mechanism is suitable for hanging to support carrier;Drive component is located in accommodating cavity, and drive component includes driving part and winch mechanism, winch mechanism is connected in the output shaft of driving part, and winch mechanism is suitable for winding traction rope;Control component is located in accommodating cavity, and with driving part electric connection, control component is used to receive instruction, and control driving part work.The utility model provides traction device, not only can reduce the space volume of traction device, suitable for the scene use of smaller space;And can ensure that traction device does not accidentally slip in operating process, especially under the condition of inclination or vibration, maintain equipment stable, reduce operation risk.

The utility model discloses an offshore platform installation and maintenance device which comprises a base, the two sides of the base are fixedly connected with four outer boxes at intervals, the upper ends of the four outer boxes are provided with electric push rods, the output ends of the two electric push rods are fixedly connected with connecting plates, the lower ends of the connecting plates are fixedly connected with first connecting rods, and the lower ends of the first connecting rods are fixedly connected with second connecting rods. Four first connecting rods are arranged on the base, wheels are rotationally connected to the lower ends of the four first connecting rods, a first protective fence is arranged on the base, a storage box is arranged on the inner wall of the first protective fence, three springs are arranged on the surface of the bottom of the storage box, a bottom plate is arranged on the springs, a tool box is arranged on the bottom plate, and a cover is arranged on the storage box. And a handle is arranged on the cover. The maintenance tool box is automatically lifted and popped out through the spring device, a worker can conveniently take tools during maintenance, the wheels are lifted through the electric push rod, when the working platform needs to be transferred, the work platform can be moved by moving the wheels, and the worker can conveniently move the working platform.

The present invention relates to the technical field of PLC control cabinet maintenance, and discloses a maintenance device for an automatic alarm PLC control cabinet, comprising a bottom plate, a working frame fixedly connected to the top of the bottom plate, a slide slot provided on the top of the working frame, a sliding box fixedly connected to the bottom of the working frame, two fans fixedly connected to the bottom of the working frame, and the two fans are arranged on both sides of the sliding box, and also comprises: a clamping component, comprising a pressing plate slidably connected to the bottom of the inner wall of the sliding box, a movable ring fixedly connected to the bottom of the pressing plate, a bottom of the air pressure column fixedly connected to the top of a square plate, and a clamping tentacle fixedly connected to the bottom of the movable ring; and a pneumatic component, comprising a pneumatic column fixedly connected to the top of the square plate, and a pressing plate fixedly connected to the top of the pneumatic column. The present invention sprays the gas of the air pressure foot from the surface of the air pressure chamber at a high speed to extinguish the fire source on the surface of the circuit, so as to facilitate the later treatment of the burned circuit.