CN202957491U - Lifting and hanging bracket for the body of an on-load pressure regulating device - Google Patents

Abstract

A lifting and hanging support for an on-load voltage regulating device body is used for solving the problem that lifting the on-load voltage regulating device body during the overhaul of a transformer substation consumes manpower and has potential safety hazard. The technical scheme of the lifting and hanging support is that the support includes a support body, a lead screw and a lifting beam, wherein the support body is n-shaped and is formed by two columns supporting a beam, and a sliding groove is arranged on the corresponding surfaces of the two columns. The lifting beam is arranged between the two columns, and the two ends of the lifting beam are respectively in a sliding fit relationship with the sliding grooves. The lead crew is provided with two sections of threads and penetrates through a transverse beam and the lifting beam, and the two sections of threads of the lead crew are respectively in a screw fit relationship with the transverse beam and the lifting beam. The lifting beam is provided with two suspenders, and the lower end of each of the suspenders is provided with a lifting hook. The lifting and hanging support for the on-load voltage regulating device body lifts the on-load voltage regulating device body by utilizing the screw drive principle and manually rotating a lead screw handle, thereby greatly reducing manual operation forces and unsafe factors of operations simultaneously, and improves the speed of lifting and putting back the on-load voltage regulating device body through the arrangement of the two sections of treads of opposite directions on the lead screw.

Description

Lifting and hanging bracket for the body of an on-load pressure regulating device

technical field

The utility model relates to a maintenance tool for electric facilities, in particular to a lifting and hanging bracket used for lifting the main body of an on-load voltage regulating device of a main transformer during maintenance of a substation. the

Background technique

When the substation is overhauled, it is necessary to lift and return the main transformer on-load voltage regulating device body. The main body of the on-load voltage regulating device is placed in the barrel and fixed by the spring at the bottom of the barrel. Therefore, it has always been a laborious task to lift the main body of the on-load voltage regulating device manually. To release the body of the on-load pressure regulating device from the restraint of the retaining spring, the force required in an instant is relatively large. When the force is uneven, there is a risk of bumping and damaging the body of the on-load pressure regulating device. The method that has been adopted is that three or four people stand on the outer edge of the transformer on-load voltage regulating device at the same time and work together. Inverted, therefore, the lifting and returning of the on-load voltage regulating device body each time for maintenance has become an operation that consumes manpower and has potential safety hazards. the

Utility model content

The utility model is used to solve the defects of the above-mentioned prior art and provide a lifting bracket for the main body of an on-load voltage regulating device that can reduce labor intensity and improve work efficiency.

The problem described in the utility model is solved by the following technical solutions:

An on-load pressure regulating device body lifting bracket, the special feature is that it includes a bracket body, a screw and a lifting beam. The bracket body is "П" shaped, and it is supported by two columns. A beam, two There is a chute on the corresponding surface of the column; the lifting beam is located between the two columns, and its two ends are slidingly matched with the chute; the screw is provided with two sections of thread, and the screw passes through the beam and the lifting beam , the two threads of the lead screw are screwed with the beam and the lifting beam respectively; the lifting beam is provided with two suspension rods, and the lower end of the suspension hook is provided with a suspension hook.

The main body of the above-mentioned on-load pressure regulating device is lifted and hung. The helical direction of the two sections of thread on the screw is opposite. the

The main body of the above-mentioned on-load pressure regulating device is lifted and hung, and the lower part of the column is provided with a mounting seat, and a bolt groove is provided on the mounting seat. the

The main body of the above-mentioned on-load voltage regulating device is lifted and hung, and the suspension rod adopts turnbuckle screws. the

The utility model improves on solving the problem that the on-load voltage regulating device body consumes manpower and has potential safety hazards during substation maintenance, and designs a lifting bracket for the on-load voltage regulating device body. The lifting bracket includes a bracket body, a leading screw and a lifting beam, the lifting beam is provided with a hook, and the up and down movement of the lifting beam is controlled by rotating the leading screw. The utility model utilizes the principle of screw transmission to lift the main body of the on-load pressure regulating device by manually rotating the handle of the lead screw. While greatly reducing the manual operation force, the utility model reduces the unsafe factors of operation, and through the two sections of reverse threads on the lead screw, The setting improves the lifting and returning speed of the on-load pressure regulator body. The utility model has the advantages of simple structure, easy realization and good effect after on-site trial, and is a powerful tool for substation maintenance work. the

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the A direction view of Fig. 1;

Fig. 3 is a view taken along direction B of Fig. 1 .

The labels of the components in the drawings are as follows: 1. Mounting seat; 1-1. Bolt groove; 2. Column; 2-1. Chute; 3. Lifting beam; 4. Beam; 5. Limiting platform; 6. Lead screw; 7. Rotary handle; 8. Suspender; 9. Hook. the

Detailed ways

Referring to Fig. 1 and Fig. 2, the utility model comprises a support body, a leading screw and a lifting beam. The support body is "П" shape, and it is composed of two symmetrically arranged uprights 2 and a crossbeam 4 at the top of the two uprights, and chute 2-1 is arranged on the corresponding surfaces of the two uprights. The lifting beam 3 is arranged between two uprights, and its two ends are respectively located in the chute to slide and cooperate with the chute. The chute ensures the vertical movement of the lifting beam while limiting the stroke of the lifting beam. Said lead screw 6 is provided with two sections of threads, the helical directions of the two sections of threads are opposite, and the lead screw passes through the beam and the lifting beam, and the two sections of threads of the lead screw are screwed with the beam and the lifting beam respectively, between the two sections of threads A limiting platform 5 is provided, and a rotary handle 7 is provided on the top of the leading screw. When the lead screw is rotated, the lifting beam moves in a straight line in the vertical direction, and the helical direction of the threads at both ends is opposite to increase the moving speed of the lifting beam. Lifting beam is provided with two suspension rods 8, and suspension hook lower end is provided with suspension hook 9, and suspension rod adopts turnip screw, to adjust the height of suspension hook conveniently. the

Referring to Fig. 1 and Fig. 3, in order to improve the stability of the bracket body, a mounting seat 1 is provided at the bottom of each column 2, and a bolt groove 1-1 is provided on the mounting seat, and the bolt groove is used to pass through the bolt so that the bracket body It is fixed with the outer edge of the on-load pressure regulating device. the

When the utility model is used, the mounting seat is fixed on the outer edge of the on-load voltage regulating device, the body of the on-load voltage regulating device is suspended on the hook 9, the operator rotates the rotating handle 7, and the lead screw 6 rotates, driving the lifting at the same time The beam rises vertically, and the body of the on-load voltage regulator is released from the restraint of the clamp spring and raised; when the body of the on-load voltage regulator needs to be returned to its original position, turn the rotary handle in the opposite direction until the body of the on-load voltage regulator is pressed into the bottom of the barrel in the circlip. the

Claims (4)

1. An on-load pressure regulating device body lifting bracket, which is characterized in that it includes a bracket body, a screw and a lifting beam, and the bracket body is "П" shaped, and it is supported by two columns (2). The beam (4) is provided with a chute (2-1) on the corresponding surface of the two columns; the lifting beam (3) is located between the two columns, and its two ends are respectively slidably fitted with the chute; the lead screw (6) There are two threads on the top, the lead screw passes through the beam and the lifting beam, and the two threads of the lead screw are screwed with the beam and the lifting beam respectively; the lifting beam is provided with two suspenders (8), hooks The lower end is provided with a suspension hook (9). 2. The hanging bracket of the on-load pressure regulating device body according to claim 1, characterized in that: the helical direction of the two sections of thread on the screw (6) is opposite, and a limit platform ( 5), the top of the lead screw is provided with a rotating handle (7). 3. The hanging bracket of the on-load voltage regulating device body according to claim 2, characterized in that: the lower part of the column (2) is provided with a mounting seat (1), and the mounting seat is provided with a bolt groove (1-1) . 4. The hanging bracket of the on-load voltage regulating device body according to claim 3, characterized in that: the suspender (8) adopts turnbuckle screws.

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