CN212450321U

CN212450321U - Transformer damping hoist and mount system

Info

Publication number: CN212450321U
Application number: CN201922422106.1U
Authority: CN
Inventors: 崔荣华; 宋国华; 刘立军; 袁宏均
Original assignee: Jiangsu Huandong Electric Co ltd
Current assignee: Jiangsu Huandong Electric Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-02-02
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a transformer damping hoist and mount system, including transformer cabinet, gallows, walking base, damping hoist device and hoist and mount auxiliary frame, the gallows is fixed in transformer cabinet, and the walking base erects on the gallows, and damping hoist device hangs in walking base below, and hoist and mount auxiliary frame and be connected with the gallows during use, is equipped with the gyro wheel on the walking base, all is equipped with the gyro wheel groove on gallows and the hoist and mount auxiliary frame respectively, and the gyro wheel groove is used for restricting the orbit of gyro wheel, the utility model discloses structural design is novel, and the damping is effectual, can prolong the life of transformer.

Description

Transformer damping hoist and mount system

Technical Field

The utility model relates to a transformer technical field specifically is a transformer damping hoist and mount system.

Background

A Transformer (Transformer) is a device that changes an alternating-current voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. According to the application, the method can be divided into: power transformers and special transformers (furnace transformers, rectification transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, intermediate frequency transformers, high frequency transformers, impact transformers, instrument transformers, electronic transformers, reactors, mutual inductors, etc.).

The existing transformer vibration reduction system is relatively simple and mechanical, has a small filtering frequency range and cannot give consideration to high and low frequencies; and because the space of the transformer is limited, the simple vibration reduction base is inconvenient for hoisting and slightly complicated maintenance of the transformer. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transformer damping hoist and mount system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a transformer vibration reduction hoisting system comprises a transformer cabinet, a hanger, a traveling base, a vibration reduction hoisting device and a hoisting auxiliary frame, wherein the hanger is fixed in the transformer cabinet, the traveling base is erected on the hanger, the vibration reduction hoisting device is hung below the traveling base, the hoisting auxiliary frame is connected with the hanger when in use, rollers are arranged on the traveling base, roller grooves are respectively arranged on the hanger and the hoisting auxiliary frame, and the roller grooves are used for limiting the running track of the rollers; the vibration reduction hoisting device is provided with at least three or more cross beams which are fixedly connected together, three or more transformer hoisting cables are connected below the cross beams, the vibration reduction hoisting device is suspended below the walking base through springs below each cross beam, and rubber pads are additionally arranged below the springs;

the spring comprises a first contact end, a second contact end and a spring body, wherein the spring body is formed by annularly revolving a strip-shaped metal or resin and is spiral, a plurality of equally-spaced spiral ring bodies are arranged on the spring body, the first contact end and the second contact end are respectively arranged at the top and the bottom of the spring body, and the first contact end and the second contact end are horizontal planes.

Preferably, a vibration reduction plate is fixedly arranged below the cross beam, and a spring wheel is arranged on the vibration reduction plate.

Preferably, the roller groove is internally provided with a rubber material.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has novel structure design and good damping effect, and can prolong the service life of the transformer; in addition, the utility model is convenient for the disassembly and the maintenance of the transformer; additionally, the utility model discloses a spring shock attenuation shock-absorbing capacity good, non-deformable has further improved the shock-absorbing capacity of transformer.

Drawings

FIG. 1 is a schematic view of the transformer damping and hoisting system of the present invention;

FIG. 2 is a schematic view of the lifting walking base of the present invention;

FIG. 3 is a schematic view of the transformer damping and hoisting device of the present invention;

FIG. 4 is a schematic view of the structure of the damping plate of the present invention;

FIG. 5 is an initial state diagram of the transformer hoisting of the present invention;

FIG. 6 is a diagram of the transformer lifting completion state of the present invention;

FIG. 7 is a diagram of the normal operation state of the transformer of the present invention;

fig. 8 is a schematic view of the spring structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a transformer vibration reduction hoisting system comprises a transformer cabinet 5, a hanger 4, a traveling base 3, a vibration reduction hoisting device 2 and a hoisting auxiliary frame 6, wherein the hanger 4 is fixed in the transformer cabinet 5, the traveling base 3 is erected on the hanger 4, the vibration reduction hoisting device 2 is suspended below the traveling base 3, the hoisting auxiliary frame 6 is connected with the hanger 4 when in use, rollers 7 are arranged on the traveling base 3, roller grooves are respectively arranged on the hanger 4 and the hoisting auxiliary frame 6, and rubber materials are arranged in the roller grooves; the roller groove is used for limiting the running track of the roller.

In the utility model, the vibration reduction hoisting device 2 is provided with at least three or more crossbeams 8, the crossbeams 8 are fixedly arranged together, three or more transformer hoisting cables 10 are connected below the crossbeams 8, the vibration reduction hoisting device 2 is suspended below the walking base 3 through springs 9 below each crossbeam 8, and rubber pads are additionally arranged below the springs 9; and a vibration reduction plate 11 is fixedly arranged below the cross beam 8, and a spring wheel 12 is arranged on the vibration reduction plate.

The spring 9 comprises a first contact end 13, a second contact end 14 and a spring body 15, wherein the spring body 15 is formed by annularly revolving a strip-shaped metal or resin and is spiral, a plurality of equally spaced spiral ring bodies 16 are arranged on the spring body 15, the first contact end and the second contact end 14 are respectively arranged at the top and the bottom of the spring body 15, and the first contact end 13 and the second contact end 14 are horizontal planes. The utility model discloses a spring shock attenuation shock-absorbing capacity good, non-deformable has further improved the shock-absorbing capacity of transformer.

The working principle is as follows: the utility model discloses a damping method includes following step:

A. when the system is used, the transformer 1 is moved to the front of the transformer cabinet, the two hoisting auxiliary frames are connected with the hoisting frame in the transformer cabinet through mortise and tenon structures, and the walking base on which the vibration reduction hoisting device is hung is moved to the hoisting auxiliary frames from the hoisting frame;

B. a jack and the like are used between the lower part of the upper part of the walking base and the upper part of the vibration reduction hoisting device to enable the vibration reduction spring to be in a compressed state, the gravity center of the vibration reduction hoisting device descends, the cable is used for fixing the transformer, and then the jack and the like are removed;

C. the transformer 1 is hoisted in the process of restoring the original length of the spring, and then the walking base is moved to the hanger from the hoisting auxiliary frame, namely the transformer cabinet, by using an easily-conceived method such as a fixed pulley, a movable pulley and the like;

D. when the transformer works, the transformer is hoisted in the vibration reduction hoisting system, and because the cable has certain flexibility, the vibration of a part of the transformer is consumed due to the stretching and the contraction of the cable;

E. because of the existence of the vibration reduction plate, the cable is transversely extruded, the spring wheel rotating wheel in contact with the cable is made of rubber materials, the spring wheel can contract after the rotating wheel is transversely stressed in a certain direction, and part of vibration of the transformer is consumed; the vibration reduction hoisting device is suspended below the walking base through a spring, a rubber pad is arranged at the contact position of the bottom of the spring and the walking base, and a part of the residual vibration after being filtered by the previous link is consumed in two links at the contact position;

F. the rubber material is arranged in the roller groove on the hanging bracket, and the vibration transmitted to the walking base is consumed again by the roller and the rubber material.

In conclusion, the utility model has novel structure design and good damping effect, and can prolong the service life of the transformer; furthermore, the utility model discloses the dismouting and the maintenance of the transformer of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a transformer damping hoist and mount system which characterized in that: the transformer cabinet damping device comprises a transformer cabinet (5), a hanger (4), a walking base (3), a damping hoisting device (2) and a hoisting auxiliary frame (6), wherein the hanger (4) is fixed in the transformer cabinet (5), the walking base (3) is erected on the hanger (4), the damping hoisting device (2) is suspended below the walking base (3), the hoisting auxiliary frame (6) is connected with the hanger (4) when in use, rollers (7) are arranged on the walking base (3), roller grooves are respectively arranged on the hanger (4) and the hoisting auxiliary frame (6), and the roller grooves are used for limiting the running track of the rollers;

the vibration reduction hoisting device (2) is provided with at least three or more cross beams (8), the cross beams (8) are fixedly arranged together, three or more transformer hoisting cables (10) are connected below the cross beams (8), the vibration reduction hoisting device (2) is suspended below the walking base (3) through springs (9) below each cross beam (8), and rubber pads are additionally arranged below the springs (9);

the spring (9) comprises a first contact end (13), a second contact end (14) and a spring body (15), the spring body (15) is formed by annularly revolving a long strip-shaped metal or resin and is spiral, a plurality of equally spaced spiral ring bodies (16) are arranged on the spring body (15), the first contact end and the second contact end (14) are respectively arranged at the top and the bottom of the spring body (15), and the first contact end (13) and the second contact end (14) are horizontal planes.

2. The transformer damping hoisting system of claim 1, characterized in that: and a vibration reduction plate (11) is fixedly arranged below the cross beam (8), and a spring wheel (12) is arranged on the vibration reduction plate.

3. The transformer damping hoisting system of claim 1, characterized in that: and rubber materials are arranged in the roller groove.