Auxiliary dismounting tool for operating mechanism of electric brake switch of generator

Abstract

The utility model provides a generator electrical brake switch operating mechanism auxiliary dismounting tool, which comprises a clamping seat structure used for being connected with a bottom cross beam of a brake switch cabinet in a clamping manner, full-tooth screw rods are mounted in the clamping seat structure in a penetrating manner, and a first track and a second track which are arranged in parallel are correspondingly hoisted at the bottoms of the two full-tooth screw rods respectively; the two ends of the first track and the second track are fixedly connected through a first connecting plate to form a quadrilateral structure; a plurality of track wheels are arranged on the first track and the second track in pairs, an arc-shaped supporting structure is installed on the tops of the track wheels arranged on the two sides in pairs in a supporting mode, and a bandage used for locking a brake switch operating mechanism is connected to the arc-shaped supporting structure. A hand-operated jack used for adjusting the height is installed on the outer wall of the first rail and the outer wall of the second rail and located on the opposite side of the full-tooth lead screw in a matched mode. The auxiliary disassembly tool can assist in disassembly of the operating mechanism of the brake switch, and then disassembly operation of the operating mechanism under the space limited environment is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit breaker maintenance, in particular to an auxiliary disassembly tool for an operating mechanism of an electrical brake switch of a generator. Background Art

[0002] The operating mechanism is an important part of the generator electrical brake switch. During the inspection or replacement of the operating mechanism, it needs to be removed from the brake switch. The operating mechanism is mainly installed at the inner bottom of the brake switch control cabinet. After it is removed, it needs to be supported by a receiving trolley and then removed from the bottom of the control cabinet. At present, a general mobile trolley is mainly used to assist in disassembly. Since there is a cable duct directly below the operating mechanism, the existing mobile trolley cannot be pushed in, and the height of the right bank operating mechanism exceeds that of the dedicated mobile trolley. Therefore, corresponding auxiliary disassembly tooling is required to assist in the disassembly of the operating mechanism. Utility Model Content

[0003] The utility model aims to provide an auxiliary disassembly tool for an operating mechanism of an electrical brake switch of a generator, wherein the auxiliary disassembly tool can assist in the disassembly of the operating mechanism of the brake switch, thereby realizing the disassembly operation of the operating mechanism in a space-constrained environment.

[0004] In order to realize the above technical features, the purpose of the utility model is achieved as follows: the auxiliary disassembly tool of the generator electrical brake switch operating mechanism includes a base structure for clamping and connecting with the bottom crossbeam of the brake switch cabinet, a full-thread screw rod is installed through the inside of the base structure, and the bottoms of the two full-thread screw rods are respectively hoisted with a first track and a second track arranged in parallel, and the two ends of the first track and the second track are fixedly connected by a first connecting plate to form a quadrilateral structure;

[0005] A plurality of track wheels are arranged in pairs on the first track and the second track, and an arc-shaped support structure is installed on the top support of the track wheels arranged in pairs on both sides, and a binding belt for locking the brake switch operating mechanism is connected to the arc-shaped support structure;

[0006] A hand-cranked jack for adjusting the height is installed on the outer walls of the first track and the second track and on the opposite sides of the full-thread screw.

[0007] The top of the full-thread screw rod is located at the top of the holder structure and is equipped with a lifting and lowering adjustment nut through threaded cooperation.

[0008] The card seat structure comprises a card seat body, on which a card seat body is provided with a card slot for being clamped with a bottom cross beam of a brake switch cabinet, and a through hole for passing a full-thread screw rod is processed on the card seat body.

[0009] The first track and the second track are both grooved tracks.

[0010] The arc support structure includes arc plates arranged in parallel, the lower parts of the arc plates are fixedly connected by a bottom reinforcing plate, the two ends of the arc plates are fixedly connected by a second connecting plate, and a first connecting rod and a second connecting rod are respectively installed between the upper parts of the two ends of the arc plates.

[0011] The two ends of the binding belt are respectively connected to the second connecting rods at the two ends of the arc-shaped supporting structure by hooking.

[0012] A supporting foot plate is fixed to the bottom end of the inner cylinder of the hand-cranked jack, an outer cylinder is sleeved on the outside of the inner cylinder, a hand crank is installed on the top of the outer cylinder, and the outer wall of the outer cylinder cooperates with the outer walls of the first track and the second track through an insertion mechanism.

[0013] The insertion mechanism includes an inner sleeve fixed on the outer walls of the corresponding first and second rails, the inner sleeve is processed with a first pin hole, the inner sleeve cooperates with an outer sleeve fixed on the outer wall of the outer sleeve, the outer sleeve is processed with a second pin hole, and the first pin hole and the second pin hole are matched through a pin.

[0014] The utility model has the following beneficial effects:

[0015] 1. The auxiliary disassembly tool of the utility model can assist in the disassembly of the operating mechanism of the generator electrical brake switch, thereby realizing the disassembly operation of the operating mechanism in a space-constrained environment.

[0016] 2. The above-mentioned lifting adjustment nut can be used to drive the lifting action of the full-thread screw.

[0017] 3. The above-mentioned card holder structure can be conveniently connected with the bottom crossbeam of the brake switch cabinet, thereby realizing the lifting support of the full-thread screw. In this way, there is no need to use a traditional cart, and the entire disassembly tool can be extended to the bottom of the brake switch cabinet, avoiding the influence of the cable pipeline directly under the operating mechanism.

[0018] 4. The rolling support of the track wheel can be achieved by adopting the first track and the second track.

[0019] 5. The arc-shaped support structure can stably support the disassembled operating mechanism and fit closely with the outer wall of the operating mechanism.

[0020] 6. The above-mentioned straps ensure stable binding of the operating mechanism.

[0021] 7. The lifting and lowering adjustment of the first track and the second track can be achieved through the above-mentioned hand-cranked jack.

[0022] 8. The above-mentioned plug-in mechanism can realize the detachable connection between the hand-cranked jack and the outer wall of the first track and the second track, thereby being able to adapt to different lifting structures. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a three-dimensional structural diagram of the utility model from the first perspective.

[0024] Figure 2 This is a three-dimensional structural diagram of the utility model from the second viewing angle.

[0025] Figure 3 This is a three-dimensional structural diagram of the arc-shaped support structure of the utility model from the first perspective.

[0026] Figure 4 This is a three-dimensional structural diagram of the arc-shaped support structure of the utility model from a second perspective.

[0027] Figure 5 This is a three-dimensional structural diagram of the card holder structure of the utility model from the first perspective.

[0028] Figure 6 This is a three-dimensional structural diagram of the card holder structure of the utility model from a second viewing angle.

[0029] In the figure: a holder structure 1, a full-thread screw 2, a lifting adjustment nut 3, a first track 4, an arc-shaped support structure 5, a track wheel 6, a strap 7, a second track 8, an outer sleeve 10, an outer cylinder 11, an inner cylinder 12, a second pin hole 13, a latch 14, a first pin hole 15, an inner sleeve 16, a support foot plate 17, and a first connecting plate 18;

[0030] The card holder body 101, the through hole 102, and the card slot 103;

[0031] Arc plate 501 , bottom reinforcement plate 502 , second connecting plate 503 , first connecting rod 504 , second connecting rod 505 . DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0033] See also Figure 1-6, the auxiliary disassembly tooling of the operating mechanism of the generator electrical brake switch comprises a holder structure 1 for clamping and connecting with the bottom crossbeam of the brake switch cabinet, a full-thread screw 2 is installed inside the holder structure 1, and the bottoms of the two full-thread screws 2 are respectively hoisted with a first track 4 and a second track 8 arranged in parallel, and the two ends of the first track 4 and the second track 8 are fixedly connected by a first connecting plate 18 to form a quadrilateral structure; a plurality of track wheels 6 are arranged in pairs on the first track 4 and the second track 8, and an arc support structure 5 is installed on the top support of the track wheels 6 arranged in pairs on both sides, and a strap 7 for locking the brake switch operating mechanism is connected to the arc support structure 5; a hand-cranked jack for adjusting the height is installed on the outer wall of the first track 4 and the second track 8 and on the opposite side of the full-thread screw 2. The auxiliary disassembly tooling of the utility model can assist in the disassembly of the operating mechanism of the brake switch, thereby realizing the disassembly operation of the operating mechanism in a space-constrained environment. During the specific use of the above-mentioned auxiliary disassembly tooling, it is supported and installed on the beam below the brake switch control cabinet with the help of the base structure 1 and the full-thread screw 2, and then the other end of the first rail 4 and the second rail 8 is supported on a hand-crank jack, and the other end of the first rail 4 and the second rail 8 is raised and lowered by the hand-crank jack.

[0034] Furthermore, a lifting adjustment nut 3 is installed at the top of the full-thread screw 2 and at the top of the holder structure 1 through threaded cooperation. The lifting adjustment nut 3 can be used to drive the lifting action of the full-thread screw 2. When the cantilever ends of the first track 4 and the second track 8 need to be adjusted in height, the lifting adjustment nut 3 is rotated, and the lifting adjustment nut 3 is matched with the threaded transmission of the full-thread screw 2 to achieve the lifting and lowering adjustment of the full-thread screw 2.

[0035] Furthermore, the said card base structure 1 comprises a card base body 101, on which a card slot 103 for clamping with the bottom cross beam of the brake switch cabinet is arranged, and a through hole 102 for passing the full threaded screw 2 is processed on the card base body 101. The said card base structure 1 can be conveniently clamped and connected with the bottom cross beam of the brake switch cabinet, thereby realizing the hoisting support of the full threaded screw 2. In this way, the whole disassembly tool can be extended to the bottom of the brake switch cabinet without using a traditional cart, avoiding the influence of the cable pipeline directly under the operating mechanism.

[0036] Furthermore, the first track 4 and the second track 8 are both grooved tracks. The first track 4 and the second track 8 can realize rolling support for the track wheel 6.

[0037] Furthermore, the arc-shaped support structure 5 includes arc-shaped plates 501 arranged in parallel, the lower parts of the arc-shaped plates 501 are fixedly connected by a bottom reinforcing plate 502, the two ends of the arc-shaped plates 501 are respectively fixedly connected by a second connecting plate 503, and a first connecting rod 504 and a second connecting rod 505 are respectively installed between the upper parts of the two ends of the arc-shaped plates 501. The above-mentioned arc-shaped support structure 5 can realize stable support of the disassembled operating mechanism and fit with the outer wall of the operating mechanism.

[0038] Furthermore, the two ends of the binding belt 7 are respectively connected to the second connecting rods 505 at the two ends of the arc-shaped support structure 5 by hooks. The above-mentioned binding belt 7 ensures stable binding of the operating mechanism.

[0039] Furthermore, a supporting foot plate 17 is fixed to the bottom end of the inner cylinder 12 of the hand-cranked jack, an outer cylinder 11 is mounted on the outside of the inner cylinder 12, a hand crank 9 is installed on the top of the outer cylinder 11, and the outer wall of the outer cylinder 11 is matched with the outer wall of the first track 4 and the second track 8 through an insertion mechanism. The hand-cranked jack can be used to adjust the lifting of the first track 4 and the second track 8. In the specific adjustment process, the hand crank 9 drives the outer cylinder 11 to be lifted and lowered along the inner cylinder 12, thereby adjusting the support ends of the first track 4 and the second track 8.

[0040] Further, the plug-in mechanism includes an inner sleeve 16 fixed on the outer wall of the corresponding first track 4 and the second track 8, the inner sleeve 16 is processed with a first pin hole 15, the inner sleeve 16 is matched with an outer sleeve 10 fixed on the outer wall of the outer cylinder 11, the outer sleeve 10 is processed with a second pin hole 13, and the first pin hole 15 and the second pin hole 13 are matched through a pin 14. The above-mentioned plug-in mechanism can realize the detachable connection between the hand-cranked jack and the outer wall of the first track 4 and the second track 8. Therefore, it can adapt to different jacking structures.

[0041] The specific working process and principle of this utility model:

[0042] When it is necessary to disassemble the generator electrical brake switch operating mechanism, first, fix the base structure 1 on the beam below the brake switch control cabinet, then install the full-thread screw 2 on the base structure 1 through the lifting and adjusting nut 3, connect the first rail 4 and the second rail 8 through the full-thread screw 2, and then install a hand-crank jack on the other end of the first rail 4 and the second rail 8, and the hand-crank jack is supported on the external mounting platform of the brake switch control cabinet. The height of the first rail 4 and the second rail 8 is adjusted by the hand-crank jack, and the arc support structure 5 is supported at the bottom of the operating mechanism. Then the operating mechanism is disassembled and falls on the top of the arc support structure 5, and the operating mechanism is stably tied with the strap 7. After the bundling is completed, the arc support structure 5 and the operating mechanism are slid out of the first rail 4 and the second rail 8 as a whole, and then taken out after the operating mechanism is moved out.

Claims

1. Auxiliary disassembly tooling for the operating mechanism of the generator electrical brake switch, characterized in that: It comprises a base structure (1) for being connected to the bottom crossbeam of the brake switch cabinet by clamping, a full-thread screw (2) is installed through the base structure (1), a first track (4) and a second track (8) arranged in parallel are respectively suspended at the bottom of the two full-thread screws (2), and the two ends of the first track (4) and the second track (8) are fixedly connected by a first connecting plate (18) to form a quadrilateral structure; A plurality of track wheels (6) are arranged in pairs on the first track (4) and the second track (8); arc-shaped support structures (5) are installed on the top supports of the track wheels (6) arranged in pairs on both sides; and a binding belt (7) for locking the brake switch operating mechanism is connected to the arc-shaped support structure (5); A hand-cranked jack for adjusting the height is mounted on the outer walls of the first track (4) and the second track (8) and on the opposite side of the full-thread screw (2).

2. The auxiliary disassembly tool for the generator electrical brake switch operating mechanism according to claim 1 is characterized in that: A lifting and lowering adjustment nut (3) is installed at the top of the full-thread screw rod (2) and at the top of the holder structure (1) through threaded engagement.

3. The auxiliary disassembly tool for the generator electrical brake switch operating mechanism according to claim 1 is characterized in that: The socket structure (1) comprises a socket body (101), the socket body (101) being provided with a slot (103) for being clamped with a bottom crossbeam of a brake switch cabinet, and the socket body (101) being processed with a through hole (102) for passing a full-thread screw rod (2).

4. The auxiliary disassembly tool for the generator electrical brake switch operating mechanism according to claim 1 is characterized in that: The first track (4) and the second track (8) are both grooved tracks.

5. The auxiliary disassembly tool for the generator electrical brake switch operating mechanism according to claim 1 is characterized in that: The arc-shaped support structure (5) comprises arc-shaped plates (501) arranged in parallel, the lower parts of the arc-shaped plates (501) are fixedly connected via a bottom reinforcing plate (502), the two ends of the arc-shaped plates (501) are respectively fixedly connected via a second connecting plate (503), and a first connecting rod (504) and a second connecting rod (505) are respectively installed between the upper parts of the two ends of the arc-shaped plates (501).

6. The auxiliary disassembly tool for the generator electrical brake switch operating mechanism according to claim 5, characterized in that: The two ends of the binding belt (7) are respectively hooked and connected to the second connecting rods (505) at the two ends of the arc-shaped supporting structure (5) through hooks.

7. The auxiliary disassembly tool for the generator electrical brake switch operating mechanism according to claim 1 is characterized in that: A supporting foot plate (17) is fixed to the bottom end of the inner cylinder (12) of the hand-cranked jack, an outer cylinder (11) is sleeved on the outside of the inner cylinder (12), a hand crank (9) is mounted on the top of the outer cylinder (11), and the outer wall of the outer cylinder (11) is matched with the outer walls of the first track (4) and the second track (8) through an insertion mechanism.

8. The auxiliary disassembly tool for the generator electrical brake switch operating mechanism according to claim 7, characterized in that: The insertion mechanism comprises an inner sleeve (16) fixed on the outer wall of the corresponding first track (4) and the second track (8), a first pin hole (15) being machined on the inner sleeve (16), the inner sleeve (16) being matched with an outer sleeve (10) fixed on the outer wall of the outer cylinder (11), a second pin hole (13) being machined on the outer sleeve (10), and the first pin hole (15) and the second pin hole (13) being matched with each other via a latch pin (14).

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