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CN-122010009-A - Modularized clamping and hoisting device of self-adaptive GIS (gas insulated switchgear) assembly and hoisting method thereof

CN122010009ACN 122010009 ACN122010009 ACN 122010009ACN-122010009-A

Abstract

The invention discloses a modularized clamping and hoisting device and a hoisting method for a self-adaptive GIS (gas insulated switchgear) component, and belongs to the technical field of hoisting. The invention discloses a modularized clamping and lifting device for a self-adaptive GIS assembly, which comprises a wheeled chassis, a counterweight seat, a lifting part, a modularized clamping part and a modularized clamping part, wherein the counterweight seat is fixedly arranged on the wheeled chassis, a control console is arranged at the top of the counterweight seat, the lifting part is arranged at the front side of the counterweight seat and is used for realizing vertical lifting of a lifting platform, the lifting platform is connected with the output end of the lifting part, the modularized clamping part is arranged on the lifting platform and is used for self-adaptively clamping the GIS assembly, and when the lifting part drives the platform to lift, the modularized clamping part arranged on a front fork member can be automatically driven to execute self-adaptive clamping action on the GIS assembly through a built-in mechanical linkage mechanism, so that lifting and clamping functions are linked, and safe, efficient and integrated lifting operation on the GIS assembly in a narrow space is realized.

Inventors

  • DUAN HONGBO
  • Qu Jinghe
  • CHEN MINGHAO
  • ZHOU TUANFENG
  • SUN FUZHONG
  • LIN KAIKAI
  • ZHANG WEI
  • WANG WENHUI
  • JI CHENGYING
  • LUO PENG
  • WANG QI
  • ZHANG BAOMIN
  • LIU TONG

Assignees

  • 山东送变电工程有限公司

Dates

Publication Date
20260512
Application Date
20260313

Claims (10)

  1. 1. The utility model provides a modularization centre gripping hoist device of self-adaptation GIS subassembly, includes wheeled chassis (1), its characterized in that still includes: The counterweight seat (2), the counterweight seat (2) is fixedly arranged on the wheeled chassis (1), and a console (3) is arranged at the top of the counterweight seat (2); the lifting part (4) is arranged at the front side of the counterweight seat (2) and is used for realizing vertical lifting of the lifting platform (5), and the lifting platform (5) is connected to the output end of the lifting part (4); The modularized clamping component (6) is arranged on the hoisting lifting platform (5) and used for adaptively clamping the GIS component; the lifting part (4) can drive the modularized clamping part (6) to execute self-adaptive clamping action on a GIS component placed on the front fork piece (508) through a mechanical linkage mechanism when driving the lifting platform (5) to ascend.
  2. 2. The modularized clamping and hoisting device of the self-adaptive GIS component according to claim 1, wherein the lifting part (4) comprises a bottom bracket (401) fixedly arranged on the outer side of the counterweight base (2), a movable bracket component (402) arranged on the bottom bracket (401) and a first hydraulic cylinder (403) fixedly arranged on the bottom bracket (401), the movable bracket component (402) at least comprises two movable brackets, and two adjacent movable brackets are connected in a sliding way; The movable support at the bottommost side in the movable support assembly (402) is connected with the bottom support (401) in a sliding mode, and the movable support at the topmost side in the movable support assembly (402) is fixedly connected with a piston rod of the first hydraulic oil cylinder (403).
  3. 3. The modularized clamping lifting device of the self-adaptive GIS assembly according to claim 2, wherein the lifting platform (5) further comprises a fixing frame (501) fixedly arranged on the uppermost movable support of the movable support assembly (402), a scissor type support (502) with one end rotatably connected with the fixing frame (501) through a pin shaft, a second hydraulic cylinder (503) arranged on the fixing frame (501) and used for driving the scissor type support (502) to extend or shrink, a mounting seat (504) rotatably connected with one end of the scissor type support (502) far away from the fixing frame (501), a driving motor (505) fixedly arranged on the mounting seat (504), a rotating pipe (506) rotatably connected with an output shaft of the driving motor (505) and a mounting plate (507) fixedly connected with the rotating pipe (506), wherein the front fork piece (508) is connected with the mounting plate (507), and the front fork piece (508) comprises a transverse plate (5081) connected with the mounting plate (507) and two fork plates (5082) fixedly arranged on the transverse plate (5081).
  4. 4. A modular clamping and hoisting device of an adaptive GIS assembly according to claim 3, characterized in that the modular clamping part (6) comprises two symmetrically arranged moving frames (601), the two moving frames (601) being respectively slidingly connected with two fork plates (5082) of the front fork (508); The mechanical linkage mechanism comprises a pulley (5071) arranged on the mounting plate (507) and a pull rope (11) which bypasses the pulley (5071), and two ends of the pull rope (11) are respectively connected with the two movable frames (601); when the hoisting lifting platform (5) ascends, the mounting plates (507) generate relative displacement relative to the front fork piece (508) bearing the GIS component, and the two moving frames (601) are pulled to slide along the fork plates (5082) in opposite directions through the pull ropes (11).
  5. 5. The modular clamping and hoisting device of the adaptive GIS assembly according to claim 4, wherein the modular clamping component (6) further comprises a fixed seat (602) fixedly arranged on each movable frame (601), a bidirectional screw (603) rotatably connected to the fixed seat (602), sleeves (604) in threaded connection with two ends of the bidirectional screw (603), and the adaptive clamping assembly corresponding to each sleeve (604).
  6. 6. The modularized clamping and hoisting device of the self-adaptive GIS assembly according to claim 5, wherein the self-adaptive clamping assembly comprises a connecting plate (7) fixedly connected with a fixed seat (602), a swinging plate (701) rotationally connected with the connecting plate (7) through a pin shaft, a sliding groove (702) formed on the swinging plate (701), a sliding block (703) arranged in the sliding groove (702) in a sliding manner, a first elastic element (704) arranged between the sliding block (703) and the inner wall of the sliding groove (702) and a push-pull rod (705) with two ends respectively hinged with a sleeve (604) and the sliding block (703); When the bidirectional screw (603) rotates to drive the two sleeves (604) to be far away from or close to each other, the sliding block (703) is pushed by the push-pull rod (705), so that the swinging plate (701) is driven to rotate around a pin shaft of the swinging plate, and clamping or releasing actions are realized.
  7. 7. The modularized clamping and hoisting device of the self-adaptive GIS assembly according to claim 6, wherein a movable gear (6031) is fixedly arranged at the end part of the bidirectional screw (603), a rack plate (10) meshed with the movable gear (6031) is fixedly arranged on the fork plate (5082), and an elastic telescopic rod (5083) is arranged between the movable frame (601) and the fork plate (5082); When the movable frame (601) slides along the fork plate (5082), the bidirectional screw (603) is driven to rotate through the meshing transmission of the rack plate (10) and the movable gear (6031).
  8. 8. The modularized clamping and lifting device of the self-adaptive GIS assembly according to claim 7, wherein the swinging plate (701) is further provided with a locking mechanism, the locking mechanism comprises two concave holes (8) formed in the swinging plate (701), sliding rods (801) arranged in the concave holes (8) in a sliding mode, second elastic elements (802) arranged between each sliding rod (801) and the inner wall of the corresponding concave hole (8), stress plates (803) connected to the ends of the two sliding rods (801), a plurality of elastic telescopic inserting rods (804) arranged on the stress plates (803) and a plurality of positioning inserting holes (805) formed in the connecting plate (7) and matched with the elastic telescopic inserting rods (804), and a bottom plate (5072) movably propped against the stress plates (803) is fixedly arranged on the mounting plate (507).
  9. 9. The modularized clamping and lifting device of the self-adaptive GIS component according to claim 8, wherein an auxiliary clamping piece for auxiliary clamping the GIS component is further arranged on the swinging plate (701), and the auxiliary clamping piece comprises a telescopic swinging rod (9) which is far away from one end of the connecting plate (7) and is rotatably connected with the swinging plate (701) through a pin shaft, and a connecting rod (901) hinged between the end part of the telescopic swinging rod (9) and the sleeve (604).
  10. 10. The hoisting method of the self-adaptive GIS component, which is characterized by comprising the following steps of: s1, an operator drives the device to move, so that two fork plates (5082) of a front fork piece (508) of a hoisting and lifting platform (5) extend below a GIS component to be hoisted to support the GIS component; s2, starting a first hydraulic cylinder (403) of the lifting part (4) to push the movable bracket assembly (402) to extend so as to drive the whole lifting platform (5) to rise; Because the GIS component is huge in weight and relatively lagging due to bearing at the initial moment, the front fork piece (508) rises along with the main body of the hoisting and lifting platform (5) in advance, the mounting plate (507) and the main body of the hoisting and lifting platform generate relative displacement, the pulley (5071) arranged on the mounting plate (507) is lifted by the relative displacement, the pull rope (11) which bypasses the pulley is pulled, two moving frames (601) are pulled by two ends of the pull rope (11) to slide along the fork plates (5082) in opposite directions, when the moving frames (601) slide, a movable gear (6031) fixed on the moving frames rolls along rack plates (10) fixed on the fork plates (5082), linear motion is converted into rotary motion of the bidirectional screw (603), and the sleeves (604) at two ends of the bidirectional screw (603) are rotated and driven to be far away from each other; In the initial stage, force directly pushes the swinging plates (701) to rotate around the hinging points of the swinging plates and the connecting plates (7) through the sliding rods (705), so that the swinging plates (701) at two sides are folded towards the GIS component, if one connecting plate (7) at one side contacts the GIS component first, the resistance force enables the connecting plate (7) to react with the sliding blocks (703), the sliding blocks (703) slide in the sliding grooves (702) and compress the first elastic elements (704), buffering is realized, and the connecting plates (7) at other sides are continuously folded, so that self-adaptive clamping is realized; the sliding block (703) slides in the sliding groove (702) and drives the telescopic swing rod (9) to swing through the connecting rod (901), so that the GIS component is clamped by the connecting plate (7) in cooperation with different angles, and a multi-point envelope is formed; s3, along with the continuous upward movement of the hoisting and lifting platform (5), all the swinging plates (701) and the telescopic swing rods (9) are in butt joint with the GIS component, then the mounting plate (507) is continuously moved upward, the bottom plate (5072) is in butt joint with the stress plate (803) at the bottom of the swinging plates (701), the stress plate (803) drives the elastic telescopic inserting rods (804) to search and insert the positioning inserting holes (805) on the connecting plates (7) under pressure, and the current position of the swinging plates (701) is mechanically locked to prevent shaking in the subsequent lifting process; S4, the final mounting plate (507) is abutted with a transverse plate (5081) of the front fork piece (508), so that the mounting plate (507) and the front fork piece (508) form a whole, the lifting platform (5) and the movable bracket assembly (402) are continuously lifted under the action of the first hydraulic oil cylinder (403), after the device is lifted to a preset mounting point, the scissor bracket (502) can be driven to longitudinally stretch through the second hydraulic oil cylinder (503), or the rotary pipe (506) and the mounting plate (507) are driven to integrally rotate through the driving motor (505), and the GIS assembly is finely adjusted, so that millimeter-level accurate positioning is realized; s5, after the installation is completed, the descending process is performed reversely, and all the mechanisms are unlocked and released in sequence under the action of gravity and a reset device.

Description

Modularized clamping and hoisting device of self-adaptive GIS (gas insulated switchgear) assembly and hoisting method thereof Technical Field The invention relates to the technical field of hoisting, in particular to a modularized clamping hoisting device and a hoisting method for a self-adaptive GIS component. Background In the construction and maintenance of modern substations, gas-insulated fully-closed combined electrical appliances (GISs) are widely used because of their high reliability, small floor space and other advantages. However, the operation of lifting, transferring and accurately positioning the GIS components in the limited space of the transformer substation room is always a very challenging task, and the prior art has obvious defects in transferring, lifting and key clamping links. At present, the common operation mode has obvious disadvantages. In an indoor ground transferring link, a light forklift is generally adopted to assist simple tools such as self-made brackets and the like, the problems of unstable structure and insufficient bearing capacity of the nonstandard tools exist, in an indoor environment with narrow space and complicated ground, the turning radius of the forklift is large, the operation flexibility is poor, equipment collision risks are prone to occur, secondly, the high-altitude installation is in place and is seriously dependent on a temporary lifting point arranged on a factory roof structure, the temporary lifting point is complicated, time and labor are consumed, the bearing capacity and stability of the temporary lifting point are difficult to ensure, huge potential safety hazards exist, meanwhile, the novel GIS equipment is completely dependent on manual binding and mounting, a special and reliable clamping mechanism is lacked, a steel wire rope or a lifting belt is often used for simple binding, the novel GIS equipment is difficult to adapt to diversified appearance structures such as a bus bar barrel and a switch, the surface coating of the assembly is easily damaged, the internal precise structure is easily deformed due to uneven stress, even the binding is not firm, serious accidents are caused in lifting, the novel lifting process is lacked, the assembly is easy to shake and rotate, the lifting process is difficult to repeatedly adjust in the lifting process, the bearing capacity and the mounting precision is low, and the installation precision is difficult to meet the requirements of GIS equipment. Disclosure of Invention The invention aims to solve the problems that the indoor hoisting of the existing GIS component is dependent on manual binding, the positioning accuracy is low and the adaptability in a narrow space is poor in the prior art, and provides a modularized clamping hoisting device and a hoisting method of the self-adaptive GIS component, which integrate lifting and clamping actions through mechanical linkage, reduce operation steps, design a multi-dimensional self-adaptive clamping structure for adapting to diversified shapes of the GIS component, avoid surface damage and guarantee operation safety and installation accuracy through mechanical locking. In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a modularization centre gripping hoist device of self-adaptation GIS subassembly, includes wheeled chassis, still includes: The counterweight seat is fixedly arranged on the wheeled chassis, and a control console is arranged at the top of the counterweight seat; the lifting part is arranged at the front side of the counterweight seat and is used for realizing vertical lifting of a lifting platform, and the lifting platform is connected to the output end of the lifting part; The modularized clamping component is arranged on the hoisting and lifting platform and used for adaptively clamping the GIS component; The lifting part drives the lifting platform to lift, and can drive the modularized clamping part to execute self-adaptive clamping action on the GIS component placed on the front fork piece through a mechanical linkage mechanism. Preferably, the lifting part comprises a bottom bracket fixedly arranged on the outer side of the counterweight seat, a movable bracket assembly arranged on the bottom bracket and a first hydraulic cylinder fixedly arranged on the bottom bracket, wherein the movable bracket assembly at least comprises two movable brackets, and two adjacent movable brackets are connected in a sliding manner; The movable support at the bottommost side of the movable support assembly is connected with the bottom support in a sliding mode, and the movable support at the topmost side of the movable support assembly is fixedly connected with a piston rod of the first hydraulic oil cylinder. Preferably, the lifting platform further comprises a fixing frame fixedly arranged on the uppermost movable support of the movable support assembly, a scissor type support, a sec