Hoisting device for power grid circuit breaker
By designing a hoisting device with guide rails, traction ropes, and auxiliary fixing mechanisms, the problems of cumbersome and laborious operation and poor stability of power grid circuit breakers in narrow spaces were solved, enabling safe and labor-saving replacement of GIS circuit breakers.
Patent Information
- Application Number
- CN202520175638.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-26
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2035-01-26
AI Technical Summary
Existing power grid circuit breaker hoisting equipment is cumbersome, laborious, and unstable when operating in confined spaces, making it difficult to efficiently complete the replacement of GIS circuit breakers.
A hoisting device comprising a guide rail, a traction rope, a hoisting mechanism, and an auxiliary fixing mechanism was designed. Utilizing components such as clamps, slides, hangers, tripods, hanging heads, positioning columns, and spring rods, the device achieves stable hoisting and support fixing of the circuit breaker.
The circuit breaker was safely and labor-savingly hoisted in a confined space, improving the stability and efficiency of the hoisting device.
Smart Images
Figure CN223687985U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of power grid circuit breaker, specifically is a hoisting device for power grid circuit breaker. BACKGROUND
[0002] GIS combined electrical maintenance operation often involves internal mechanism element installation, GIS overhaul technical reformation engineering has the work task of replacing GIS circuit breaker mechanism, and needs to hoist the GIS circuit breaker through the hoisting device when replacing the GIS circuit breaker.
[0003] Because the space in the circuit breaker hydraulic mechanism is very narrow, there is not enough space to expand mechanized operation, and the general hoisting device is relatively large in size, and it is relatively cumbersome and laborious when replacing the GIS circuit breaker; when hoisting the circuit breaker, it is generally hoisted by a hook, and the stability is poor. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a hoisting device for power grid circuit breaker to solve the problems of cumbersome and laborious replacement of the hoisting device for GIS circuit breaker and poor stability in the background art.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a hoisting device for power grid circuit breaker, comprising a guide rail, a traction rope is arranged in the guide rail, a hoisting mechanism is arranged on the surface of the guide rail, the hoisting mechanism comprises a clamp, a sliding seat, a hanging rack, a tripod, a hanging head, a positioning column and a bolt lock, an auxiliary fixing mechanism is arranged on the surface of the guide rail, and the auxiliary fixing mechanism is composed of a sliding channel and an auxiliary fixing assembly.
[0006] Preferably, the sliding seat is arranged in the guide rail, and the bolt lock is mounted on the surface of the sliding seat.
[0007] Preferably, one end of the guide rail is fixed with the hanging rack, the other end of the guide rail is fixed with the clamp, and the bottom of the guide rail is welded with the tripod.
[0008] Preferably, the hanging head is arranged below the sliding seat, the traction rope is rotatably connected to the center position of the hanging head, and the positioning column is fixed to both ends of the surface of the hanging head.
[0009] Preferably, the sliding channel is fixed to the bottom of the sliding seat, and the auxiliary fixing assembly is arranged on the surface of the sliding channel.
[0010] Preferably, the auxiliary fixing assembly comprises a spring rod, a hook, a connecting rope and a sliding ring, the sliding ring is arranged in the sliding channel, and the sliding ring is rotatably matched with the sliding channel.
[0011] Preferably, the both sides of the slide ring bottom are fixed with spring rods, hooks are arranged below the spring rods, and connecting ropes are fixed between the hooks and the spring rods.
[0012] Compared with the prior art, the lifting device for the power grid circuit breaker can be operated in a narrow space, is convenient and labor-saving, and improves the stability during use of the lifting device.
[0013] 1. By arranging the lifting mechanism, the lifting device is placed on one side of the circuit breaker box, and the lifting device is fixed on one side of the box through the hoop, the lifting device is more stable under the action of the tripod, then the circuit breaker to be lifted is carried under the guide rail, the traction rope is wound on the surface of the latch, then the hook is placed on the inner side of the circuit breaker, the positioning column is inserted into the through hole on the surface of the circuit breaker, then the hook is lifted through the traction rope, the hook lifts the circuit breaker, and the circuit breaker is adjusted horizontally under the sliding cooperation of the sliding seat and the guide rail, the whole operation process is safe and orderly, the lifting device can be operated in a narrow space, and is convenient and labor-saving.
[0014] 2. By arranging the auxiliary fixing mechanism, after the circuit breaker is hung on the surface of the hook, the hook is pulled to stretch the spring rod, then the hook is hung in the through hole on the surface of the circuit breaker through the connecting rope, the circuit breaker is fixed and supported under the action of the spring rod, and when the circuit breaker is lifted, the hook can still be hung on the surface of the circuit breaker under the elastic force of the spring rod, and the switching direction of the circuit breaker is not affected under the rotating cooperation of the sliding ring and the sliding way, so that the auxiliary fixing function of the lifting device on the circuit breaker is realized, and the stability during use of the lifting device is improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a three-dimensional appearance structure schematic view of the utility model;
[0016] Figure 2 It is a front view cross-sectional structure schematic view of the utility model;
[0017] Figure 3 It is a local enlarged structure schematic view of the utility model;
[0018] Figure 4 It is an auxiliary fixing mechanism enlarged structure schematic view of the utility model.
[0019] In the drawing: 1, guide rail; 11, traction rope; 2, lifting mechanism; 21, hoop; 22, sliding seat; 23, hanging rack; 24, tripod; 25, hook; 26, positioning column; 27, latch; 3, auxiliary fixing mechanism; 31, sliding way; 32, auxiliary fixing assembly; 321, spring rod; 322, hook; 323, connecting rope; 324, sliding ring. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. In addition, the terms "first", "second", "third", "upper", "lower", "left", "right" and the like are only used for the purpose of description, and cannot be understood as indicating or implying relative importance. Meanwhile, in the description of the utility model, unless explicitly specified and limited, the terms "connected", "connected" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.
[0021] The structure of the hoisting device for the power grid circuit breaker provided by the utility model is shown as shown in Figure 1 、 Figure 2 and Figure 3 , comprising a guide rail 1, the inside of the guide rail 1 is provided with a traction rope 11, the surface of the guide rail 1 is provided with a hoisting mechanism 2, the inside of the hoisting mechanism 2 comprises a hoop 21, a sliding seat 22, a hanging rack 23, a triangular frame 24, a hanging head 25, a positioning column 26 and a latch 27, the sliding seat 22 is slidably arranged in the inside of the guide rail 1, the latch 27 is mounted on the surface of the sliding seat 22, the hanging rack 23 is fixed to one end of the guide rail 1, the hoop 21 is fixed to the other end of the guide rail 1, the triangular frame 24 is welded to one end of the bottom of the guide rail 1, the hanging head 25 is arranged below the sliding seat 22, the center position of the hanging head 25 is rotatably connected with the traction rope 11, and the positioning column 26 is fixed to both ends of the surface of the hanging head 25.
[0022] In use, the hoisting device is placed on one side of the circuit breaker box, and the hoisting device is fixed on one side of the box through the hoop 21, the hoisting device is more stable under the action of the triangular frame 24, then the circuit breaker to be hoisted is carried under the guide rail 1, then the traction rope 11 is wound on the surface of the latch 27, then the hanging head 25 is placed on the inside of the circuit breaker, the positioning column 26 is inserted into the through hole on the surface of the circuit breaker, then the hanging head 25 is hoisted through the traction rope 11, the hanging head 25 hoists the circuit breaker, and the circuit breaker is adjusted horizontally under the sliding cooperation of the sliding seat 22 and the guide rail 1, the whole operation process is safe and orderly, and can be operated in a narrow space.
[0023] Further, as Figure 4As shown, the surface of the guide rail 1 is provided with an auxiliary fixing mechanism 3, which is composed of a slide 31 and an auxiliary fixing assembly 32. The slide 31 is fixed at the bottom of the sliding seat 22, and the surface of the slide 31 is provided with the auxiliary fixing assembly 32. The auxiliary fixing assembly 32 contains a spring rod 321, a hook 322, a connecting rope 323 and a sliding ring 324. The inside of the slide 31 is provided with the sliding ring 324, which is in rotating cooperation with the slide 31. The two sides of the bottom of the sliding ring 324 are both fixed with the spring rod 321, and the lower part of the spring rod 321 is provided with the hook 322. The hook 322 is connected with the spring rod 321 by the connecting rope 323.
[0024] When in use, after the circuit breaker is hung on the surface of the hanging head 25, the hook 322 can be pulled to stretch the spring rod 321. Then the hook 322 is hung in the through hole on the surface of the circuit breaker through the connecting rope 323. Under the action of the spring rod 321, the circuit breaker can be auxiliary supported and fixed. At the same time, when the circuit breaker is lifted, the hook 322 can still be hung on the surface of the circuit breaker under the elastic force of the spring rod 321 itself. Meanwhile, under the rotating cooperation of the sliding ring 324 and the slide 31, the switching direction of the circuit breaker is not affected, so as to realize the auxiliary supporting and fixing function of the lifting device to the circuit breaker.
[0025] Working principle: when in use, first, the lifting device is placed on one side of the circuit breaker box, and is fixed on one side of the box through the hoop 21. Under the action of the tripod 24, the lifting device is more stable. Then the circuit breaker to be lifted is carried under the guide rail 1. Then the traction rope 11 is wound on the surface of the bolt lock 27. Then the hanging head 25 is placed on the inner side of the circuit breaker, so that the positioning column 26 is inserted into the through hole on the surface of the circuit breaker. Then the hanging head 25 is lifted through the traction rope 11, so that the hanging head 25 lifts the circuit breaker. Under the sliding cooperation of the sliding seat 22 and the guide rail 1, the circuit breaker is adjusted horizontally. The whole operation process is safe and orderly, and can be operated in a narrow space, which is convenient and labor-saving.
[0026] When in use, after the circuit breaker is hung on the surface of the hanging head 25, the hook 322 can be pulled to stretch the spring rod 321. Then the hook 322 is hung in the through hole on the surface of the circuit breaker through the connecting rope 323. Under the action of the spring rod 321, the circuit breaker can be auxiliary supported and fixed. At the same time, when the circuit breaker is lifted, the hook 322 can still be hung on the surface of the circuit breaker under the elastic force of the spring rod 321 itself. Meanwhile, under the rotating cooperation of the sliding ring 324 and the slide 31, the switching direction of the circuit breaker is not affected, so as to realize the auxiliary supporting and fixing function of the lifting device to the circuit breaker.
[0027] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.
Claims
1. A hoisting device for a power grid circuit breaker, comprising a guide rail (1), characterised in that: The inside of the guide rail (1) is provided with a traction rope (11), the surface of the guide rail (1) is provided with a hoisting mechanism (2), the inside of the hoisting mechanism (2) comprises a hoop (21), a sliding seat (22), a hanger (23), a tripod (24), a hanging head (25), a positioning column (26) and a bolt lock (27), the surface of the guide rail (1) is provided with an auxiliary fixing mechanism (3), and the auxiliary fixing mechanism (3) is composed of a sliding channel (31) and an auxiliary fixing assembly (32).
2. A hoisting device for a power grid circuit breaker according to claim 1, characterized in that: The inside of the guide rail (1) is provided with a sliding seat (22), and the surface of the sliding seat (22) is provided with a bolt lock (27).
3. A hoisting device for a power grid circuit breaker according to claim 2, characterized in that: One end of the guide rail (1) is fixedly provided with a hanger (23), the other end of the guide rail (1) is fixedly provided with a hoop (21), and one end of the bottom of the guide rail (1) is welded with a tripod (24).
4. A hoisting device for a power grid circuit breaker according to claim 3, characterized in that: A hanging head (25) is arranged below the sliding seat (22), the hanging head (25) is rotationally connected with the traction rope (11) at the central position, and the two ends of the surface of the hanging head (25) are fixedly provided with positioning columns (26).
5. A hoisting device for a power grid circuit breaker according to claim 1, characterized in that: The sliding channel (31) is fixed at the bottom of the sliding seat (22), and the surface of the sliding channel (31) is provided with an auxiliary fixing assembly (32).
6. A hoisting device for a power grid circuit breaker according to claim 5, characterized in that: The inside of the auxiliary fixing assembly (32) comprises spring rods (321), hooks (322), connecting ropes (323) and sliding rings (324), the inside of the sliding channel (31) is provided with a sliding ring (324), and the sliding ring (324) is rotationally matched with the sliding channel (31).
7. A hoisting device for a power grid circuit breaker according to claim 6, characterized in that: The two sides of the bottom of the sliding ring (324) are fixedly provided with spring rods (321), the lower portion of the spring rod (321) is provided with a hook (322), and the hook (322) is fixedly connected with the spring rod (321) through a connecting rope (323).