337 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 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 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 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 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 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 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 utility model belongs to the field of crushers, in particular relates to a lining plate assembly of a tooth roller type crusher, and aims to solve the problems that the mounting process is time-consuming and labor-consuming, the efficiency is lower, and the dismounting process of bolts is also tedious when a lining plate needs to be replaced or equipment needs to be maintained due to the fact that a large number of bolts are used for fixing in the prior art. According to the scheme, the device comprises a machine body; the two lining plates are used for protecting the inner wall of the machine body crushing cavity, and the two lining plates are located on the inner walls of the two opposite sides of the machine body crushing cavity correspondingly; the mounting mechanism is used for fixing the lining plate on the inner wall of the machine body, the mounting mechanism is arranged outside the machine body, the mounting mechanism comprises two mounting plates, and the two-way threaded rod is rotated to drive the multiple fixing rods to move so that the multiple fixing rods can be inserted into the corresponding fixing holes to achieve mounting and fixing; and the two-way threaded rod can be automatically fixed after being rotated to a designated position, so that the situation that bolts need to be manually screwed for fixation in sequence originally is avoided, the labor amount is reduced, and meanwhile the efficiency is improved.

The utility model belongs to the technical field of thermal power plant maintenance equipment, and particularly relates to a remote transmission signal pressure instrument stand in a thermal power plant factory building, which comprises an instrument stand main body, a plurality of groups of supporting assemblies are arranged in the instrument stand main body, and each supporting assembly comprises two movable frames which are symmetrically arranged left and right. The movable frames are installed on the side wall of the instrument stand body, a storage frame is arranged in the two symmetrically-arranged movable frames in a sliding mode, a plurality of storage cavities are formed in the storage frame, a plurality of fixed clamping rings are fixedly arranged on one sides of the storage cavities, movable clamping rings corresponding to the fixed clamping rings are arranged on the other sides of the storage cavities, and the movable clamping rings correspond to the movable clamping rings. According to the pressure instrument storage device, all the movable clamping rings on the corresponding storage frames are driven to act through driving of the first motors, fixing of pressure instruments on the whole storage frames is completed, and the working efficiency is improved.

The present invention relates to a railway line maintenance and repair device, in particular to a small rail weld grinding machine. A small rail weld grinding machine includes a sand belt grinding machine, a front swing arm, an upper swing arm, and a rail clamping mechanism. One end of the upper swing arm is hinged to the rail clamping mechanism, and the other end is hinged to the front swing arm. One end of the front swing arm is hinged to the upper swing arm, and the other end is connected to the sand belt grinding machine. The rail clamping mechanism includes a reversing seat, a sliding seat, and a rail clamp. One end of the upper swing arm is hinged to the reversing seat through a horizontal pin shaft and the angular position is locked by an upper swing arm knob plunger. The reversing seat and the sliding seat are hinged through a vertical steering pin and the angular position is locked by a reversing knob plunger. The present invention is very convenient when changing the direction to grind the other side of the rail after grinding one side of the rail, and can grind the weld chamfer.

The invention discloses a die full life cycle management system based on the Internet of Things, and relates to the technical field of die management, and the die full life cycle management system comprises the steps: obtaining a pre-correlation parameter and a post-correlation parameter of a process in each stage in a die full life cycle, and obtaining a pre-correlation feature and a post-correlation feature; dynamically maintaining equipment in the process based on the real-time parameters; the method is used for solving the problems that in an existing mold full-life-cycle management method, the state of a mold is predicted in a one-sided mode only through collection of single data, and when the process where the mold is located changes and other variables influence the state of the mold, the relation between the single data and the variables cannot be effectively judged, and the mold state cannot be effectively predicted. Therefore, the problem that effective management cannot be performed based on the subsequent state of the mold is solved.

The utility model provides a repair device suitable for a photovoltaic module, and relates to the technical field of maintenance equipment of the photovoltaic module, the repair device suitable for the photovoltaic module comprises a pressurization tool and a heating structure, the pressurization tool comprises a gland, a base and a connecting assembly, the gland and the base are connected through the connecting assembly, and the heating structure is arranged on the gland. A first mounting groove is formed between the gland and the base, the heating structure is embedded in the first mounting groove, and when the first mounting groove is embedded into a frame of the photovoltaic module, the heating structure is attached to the frame. The maintenance cost of transportation and the like can be effectively reduced, and the maintenance efficiency is improved.

The invention relates to the field of switch cabinets, and discloses an outdoor totally-enclosed insulated looped network switch cabinet which comprises a base, an opening and closing mechanism is arranged at the top end of the base, a wire inlet mechanism is arranged in the opening and closing mechanism, a shielding shed is fixedly connected to the top end of the opening and closing mechanism, and a cleaning mechanism is arranged outside the opening and closing mechanism. The opening and closing mechanism comprises a plurality of first fixing frames, the bottom ends of the first fixing frames are fixedly connected to the top end of the base, first sliding rods are slidably connected to the interiors of the two first fixing frames, and first fixing rods are fixedly connected to the exteriors of the first sliding rods. Through convenient opening and closing of the switch cabinet, an operator can overhaul and maintain equipment from three directions, the cabinet body does not need to be disassembled like a traditional mode, the maintenance difficulty and workload are greatly reduced, when the switch cabinet is closed, the protection shell extrudes the sealing gasket to form tight isolation, and dust and water are effectively prevented from entering.

The utility model relates to the technical field of pressure maintaining equipment, and particularly discloses pressure maintaining equipment with a replaceable core. A lower replaceable core body, wherein the lower replaceable core body is detachably mounted on the lower die plate; the upper mold plate is connected with the lower mold plate in a buckling manner; an upper replaceable core body, wherein the upper replaceable core body is detachably arranged below the upper template; the spring module is located between the upper die plate and the upper replaceable core body and used for driving the upper replaceable core body to be matched with the lower replaceable core body downwards to tightly press a workpiece to be subjected to pressure maintaining. The core-replaceable pressure maintaining equipment provided by the utility model can effectively solve the problems that the research and development period is relatively long and the production efficiency is relatively low due to the fact that the conventional pressure maintaining device cannot be quickly matched with different products.

The utility model relates to the technical field of mining mechanical equipment maintenance, in particular to hydraulic equipment for mining equipment maintenance, which comprises a base, a maintenance plate is arranged above the base, a hydraulic lifting mechanism is arranged between the base and the maintenance plate, and a protection mechanism is arranged on the outer side of the maintenance plate. The protection mechanism comprises installation cavities, the two installation cavities are formed in the left side and the right side of the maintenance plate, and collection boxes with upper openings are arranged on the inner sides of the installation cavities. Through arrangement of the protection mechanism, when the mining equipment is maintained, dust and sundries falling off from the mining equipment can be collected under the action of through holes and the collection boxes; and dust flying around is adsorbed and filtered under the action of the negative pressure fan, the filter box and the pipeline, so that the dust is prevented from being accumulated on the maintenance equipment or flying into the environment, maintenance is facilitated, and damage to the maintenance equipment is prevented.

The invention discloses a finished product rate management system and method for a spunlace non-woven fabric production workshop, and relates to the field of finished product rate management, and the system comprises a raw material management and source control module, an environment monitoring module, an equipment maintenance module, a production process monitoring module, and a quality inspection module. A multi-dimensional management system is formed through the measures of strictly screening raw material suppliers, casually inspecting raw materials, controlling the workshop environment, maintaining equipment, monitoring parameters, monitoring production indexes in real time, strictly inspecting finished products and the like, and the yield of spunlace non-woven fabric production workshops is increased. According to the method, full-process closed-loop management and control is formed through multi-dimensional monitoring and quick response, an innovative solution is provided for efficient operation of the spunlace non-woven fabric production workshop, and the yield management level of the spunlace non-woven fabric production workshop is effectively improved.

The utility model relates to a building fire protection and maintenance equipment replacer which comprises a first rod body, a second rod body connected to the right portion of the first rod body in a sliding mode, a connector connected to the left portion of the first rod body, a driving rotating head connected to the left side of the connector, a magnetic attraction block installed on the left side of the driving rotating head, and a switch connected to the upper side of the right portion of the first rod body in a sliding mode. A button is installed on the upper side of the middle of the first rod body and can control the illuminating lamp. The second protruding block on the left side is pressed inwards, so that the second protruding block makes contact with and extrudes the adjacent first protruding block, then the first protruding block slides inwards, the spring is compressed, the second rod body is stretched rightwards, the first protruding block slides rightwards along the adjacent guide groove in the first rod body, and then the second rod body is driven to slide rightwards; and when the first protruding block slides to the rightmost side of the guide groove, the second rod body extends to the limiting position, so that the handheld length of a maintenance worker is increased, and the maintenance requirement when the depth of the maintained equipment is large is met.

The invention relates to the technical field of pipeline maintenance equipment, and provides a pipeline maintenance robot which comprises a movable base, and a cleaning mechanism and a gluing mechanism are arranged on the movable base; the cleaning mechanism comprises a first manipulator and a cleaning assembly, the cleaning assembly is mounted at the driving tail end of the first manipulator, and the cleaning assembly is used for cleaning the pipe wall of the outer side of the pipeline; and the gluing mechanism comprises a second mechanical arm and a gluing assembly, the gluing assembly is installed at the driving tail end of the second mechanical arm, and the gluing mechanism is used for gluing the peripheral side of the pipeline to form an annular glue layer. The device has the effect of facilitating maintenance of the leakage point of the pipe gallery pipeline.

The utility model relates to the field of electric power maintenance equipment, and discloses an insulating ladder for electric power circuit maintenance, which comprises two bearing columns, the rear sides of the two bearing columns are fixedly connected with fixing plates, one sides of the two fixing plates close to each other are fixedly connected with a plurality of pedals I, the tops of the front sides of the two bearing columns are fixedly connected with accommodating shells, and the accommodating shells are fixedly connected with the outer sides of the two bearing columns. And sliding assemblies are arranged on the sides, close to each other, of the two containing shells correspondingly, limiting plates are slidably connected into the two containing shells correspondingly, clamping columns are fixedly connected to the front sides of the two limiting plates correspondingly, and springs are arranged in the two containing shells correspondingly. According to the insulating ladder, the height of the insulating ladder can be quickly adjusted, so that a worker can adapt to devices with different heights according to requirements, and the insulating ladder has better flexibility when working at different heights. In addition, the insulating ladder is easy to store and carry due to the folding storage function, and the insulating ladder is more convenient to move to different positions when a worker needs to move to the different positions.