CN212769383U

CN212769383U - Auxiliary device for hoisting transformer

Info

Publication number: CN212769383U
Application number: CN202021624166.8U
Authority: CN
Inventors: 张帅飞
Original assignee: Inner Mongolia Juchuang Electrical Equipment Co ltd
Current assignee: Inner Mongolia Juchuang Electrical Equipment Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-23
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses an auxiliary device for hoisting a transformer, which comprises a hoisting platform; two square steels which are vertically arranged relative to the T-shaped groove are arranged below the hoisting platform, and two ends of the top surface of each square steel are fixedly connected with the bottom ends of the corresponding two T-shaped sliding blocks; the bottom surface at every square steel has seted up the guide way along length direction, slides in the square steel and is equipped with the hoist and mount piece, and the bottom surface fixed connection of guide way and hoist and mount piece is passed on the top of hoist and mount chain. The advantages are that: the four hoisting chains connected to the hoisting platform through the hoisting blocks can always keep a vertical state in the hoisting process, so that the hoisting chains are prevented from interfering with the insulator to damage the insulator; and can adjust the distance between two square steels along the T-shaped groove, can adjust the position of hoist and mount piece along the guide way, and then realize adjusting the position of four hoist and mount chains, can satisfy the requirement of hoist and mount different model transformers, guarantee normal hoist and mount operation.

Description

Auxiliary device for hoisting transformer

The technical field is as follows:

the utility model relates to a transformer lifting device technical field, in particular to transformer is auxiliary device for hoist and mount.

Background art:

in power construction or maintenance, the transformer is frequently required to be disassembled and assembled, and when the transformer is disassembled and assembled for movement, the lifting rings on four corners corresponding to the transformer are hooked by using hooks at the bottoms of four lifting chains, and then hanging rings at the top ends of the four hooks are hooked by using a crane, so that the transformer is lifted for disassembly and assembly movement; however, when the oil immersed transformer is hoisted, the four hoisting chains are all close to the hoisting point of the crane from the bottom end to the top end, the four close hoisting chains are easily hung on the insulator on the top surface of the oil immersed transformer and can interfere with the insulator, and in the hoisting moving process, the insulator is easily scratched and damaged under the stress action of the hoisting chains and even directly bumped off, so that potential safety hazards exist, and normal hoisting operation is influenced.

The utility model has the following contents:

an object of the utility model is to provide a can effectively avoid the insulator to damage in order to guarantee the transformer hoist and mount auxiliary device of normal hoist and mount operation.

The utility model discloses by following technical scheme implement: an auxiliary device for hoisting a transformer comprises a hoisting platform and a hoisting chain; the bottom surface of the hoisting platform is provided with two T-shaped grooves which are arranged in parallel, two T-shaped sliding blocks are arranged in each T-shaped groove in a sliding mode, and the bottom end of each T-shaped sliding block is arranged below the hoisting platform; two square steels which are vertically arranged relative to the T-shaped groove are arranged below the hoisting platform, and two ends of the top surface of each square steel are fixedly connected with the bottom ends of the corresponding two T-shaped sliding blocks; a guide groove is formed in the bottom surface of each square steel along the length direction, a hoisting block is arranged in each square steel in a sliding mode, and the top end of each hoisting chain penetrates through the guide groove to be fixedly connected with the bottom surface of each hoisting block; and a lifting lug is fixed in the middle of the top surface of the lifting platform.

Furthermore, two sliding grooves communicated with the corresponding T-shaped grooves are formed in the top surface of the hoisting platform along the length direction of the T-shaped grooves, a screw rod penetrating out of the corresponding sliding grooves is vertically fixed at the top end of each T-shaped sliding block, a compression nut is sleeved at the top end of the screw rod in a screwed mode, and the compression nut is abutted to the top surface of the hoisting platform.

Furthermore, a plurality of groups of positioning holes A arranged along the length direction of the square steel are arranged on two sides of the square steel in a penetrating manner, positioning holes B arranged corresponding to the positioning holes are arranged on the hoisting block, and positioning pins are movably arranged between the positioning holes A and the positioning holes B in a penetrating manner.

The utility model has the advantages that: the four hoisting chains connected to the hoisting platform through the hoisting blocks can always keep a vertical state in the hoisting process, so that the hoisting chains are prevented from interfering with the insulator to damage the insulator; and can adjust the distance between two square steels along the T-shaped groove, can adjust the position of hoist and mount piece along the guide way, and then realize adjusting the position of four hoist and mount chains, can satisfy the requirement of hoist and mount different model transformers, guarantee normal hoist and mount operation.

Description of the drawings:

fig. 1 is a top view of the present invention.

Fig. 2 is a sectional view a-a of fig. 1.

Fig. 3 is a sectional view B-B of fig. 1.

Fig. 4 is a bottom view of the present invention.

Fig. 5 is a schematic view of the usage state of the present invention.

The parts in the drawings are numbered as follows: hoisting platform 1, T-shaped groove 1.1, spout 1.2, hoist and mount chain 2, T shape slider 3, square steel 4, guide way 4.1, locating hole A4.2, hoist and mount piece 5, locating hole B5.2, lug 6, screw rod 7, gland nut 8, locating pin 9, transformer 10, insulator 11.

The specific implementation mode is as follows:

as shown in fig. 1 to 5, an auxiliary device for hoisting a transformer comprises a hoisting platform 1 and a hoisting chain 2; the bottom surface of the hoisting platform 1 is provided with two T-shaped grooves 1.1 which are arranged in parallel, two T-shaped sliding blocks 3 are arranged in each T-shaped groove 1.1 in a sliding manner, and the bottom end of each T-shaped sliding block 3 is arranged below the hoisting platform 1; two square steels 4 which are vertically arranged relative to the T-shaped groove 1.1 are arranged below the hoisting platform 1, and two ends of the top surface of each square steel 4 are fixedly connected with the bottom ends of the corresponding two T-shaped sliding blocks 3; the bottom surface of each square steel 4 is provided with a guide groove 4.1 along the length direction, a hoisting block 5 is arranged in the square steel 4 in a sliding manner, and the top end of a hoisting chain 2 penetrates through the guide groove 4.1 and is fixedly connected with the bottom surface of the hoisting block 5; a lifting lug 6 is fixed in the middle of the top surface of the hoisting platform 1; in the hoisting operation process, according to the distance between each hanging ring on the transformer 10 to be hoisted and moved, the distance between two square steels 4 is adjusted along the T-shaped groove 1.1, the position of the hoisting block 5 is adjusted along the guide groove 4.1, and then the positions of four hoisting chains 2 are adjusted, so that the four hoisting chains 2 correspond to the hanging rings on four corners of the transformer 10 to be hoisted, and after the hoisting chains are connected with the lifting lugs 6 through a crane, in the hoisting process, the four hoisting chains 2 can be always kept in a vertical state, and the phenomenon that the hoisting chains 2 interfere with the insulator 11 to damage the insulator 11 is avoided.

Two sliding grooves 1.2 communicated with the corresponding T-shaped grooves 1.1 are formed in the top surface of the hoisting platform 1 along the length direction of the T-shaped grooves 1.1, a screw 7 penetrating out of the corresponding sliding groove 1.2 is vertically fixed at the top end of each T-shaped sliding block 3, a compression nut 8 is sleeved and screwed at the top end of the screw 7, and the compression nut 8 is abutted to the top surface of the hoisting platform 1; loosening the compression nut 8, adjusting the distance between the two square steels 4 along the T-shaped groove 1.1, sliding the T-shaped sliding block 3 in the T-shaped groove 1.1, sliding the screw 7 along the sliding groove 1.2, and after the position of the square steel 4 is adjusted, screwing the compression nut 8 to fix the position of the square steel 4, so that the square steel 4 is prevented from deviating in the hoisting process, and the hoisting efficiency is ensured; a plurality of groups of positioning holes A4.2 which are arranged along the length direction of the square steel 4 are arranged on the two sides of the square steel 4 in a penetrating way, positioning holes B5.2 which are arranged corresponding to the positioning holes are arranged on the hoisting block 5, and positioning pins 9 are movably arranged between the positioning holes A4.2 and the positioning holes B5.2 in a penetrating way; when adjusting the position of hoist and mount piece 5 along guide way 4.1, hoist and mount piece 5 slides in square steel 4 along guide way 4.1, after the regulation of accomplishing hoist and mount piece 5 position, passes locating hole B5.2 and locating hole A4.2 with locating pin 9, will hoist and mount piece 5 firm fixing on square steel 4, avoids hoist and mount in-process hoist and mount piece 5 to take place the skew, guarantees hoist and mount efficiency.

Instructions for use: when hoisting operation is carried out, the hoisting device is connected with the lifting lugs 6 through the hoisting machine, then the compression nuts 8 are loosened according to the distance between the lifting rings on the transformer 10 to be hoisted and moved, the distance between the two square steels 4 is adjusted along the T-shaped groove 1.1, the screw 7 slides along the sliding groove 1.2 while the T-shaped sliding block 3 slides in the T-shaped groove 1.1, and after the position of the square steel 4 is adjusted, the compression nuts 8 are screwed tightly to fix the position of the square steel 4; the position of hoisting piece 5 is adjusted along guide way 4.1, hoisting piece 5 slides in square steel 4 along guide way 4.1, after the regulation of hoisting piece 5 position is accomplished, pass locating hole B5.2 and locating hole A4.2 with locating pin 9, will hoist and mount piece 5 firm and fix on square steel 4, and then realize adjusting the position of four hoist and mount chains 2, hang four hoist and mount chains 2 on the corresponding rings of four corners on transformer 10 that will hoist, carry out the hoist and mount operation through the loop wheel machine.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An auxiliary device for hoisting a transformer is characterized by comprising a hoisting platform and a hoisting chain; the bottom surface of the hoisting platform is provided with two T-shaped grooves which are arranged in parallel, two T-shaped sliding blocks are arranged in each T-shaped groove in a sliding mode, and the bottom end of each T-shaped sliding block is arranged below the hoisting platform; two square steels which are vertically arranged relative to the T-shaped groove are arranged below the hoisting platform, and two ends of the top surface of each square steel are fixedly connected with the bottom ends of the corresponding two T-shaped sliding blocks; a guide groove is formed in the bottom surface of each square steel along the length direction, a hoisting block is arranged in each square steel in a sliding mode, and the top end of each hoisting chain penetrates through the guide groove to be fixedly connected with the bottom surface of each hoisting block; and a lifting lug is fixed in the middle of the top surface of the lifting platform.

2. The auxiliary device for hoisting the transformer according to claim 1, wherein two sliding grooves penetrating through the T-shaped groove are formed in the top surface of the hoisting platform along the length direction of the T-shaped groove, a screw rod penetrating through the corresponding sliding groove is vertically fixed at the top end of each T-shaped sliding block, a compression nut is sleeved at the top end of the screw rod and connected in a threaded manner, and the compression nut is abutted against the top surface of the hoisting platform.

3. The auxiliary device for hoisting the transformer according to claim 1 or 2, wherein a plurality of groups of positioning holes a are formed on both sides of the square steel in a penetrating manner and arranged in the length direction of the square steel, positioning holes B are formed in the hoisting block and arranged corresponding to the positioning holes, and positioning pins are movably inserted between the positioning holes a and the positioning holes B.