CN217427445U

CN217427445U - Cleaning tool for oil chamber of on-load tap-changer of transformer

Info

Publication number: CN217427445U
Application number: CN202123184038.3U
Authority: CN
Inventors: 胡见平; 王文林; 胡云; 苗琛; 岳斌; 李天福; 刘校豪; 陈嘉骏; 徐鹏; 党军朋; 牛双成; 王润林; 张春海; 杨森智; 钱威
Original assignee: Yuxi Power Supply Bureau of Yunnan Power Grid Co Ltd
Current assignee: Yuxi Power Supply Bureau of Yunnan Power Grid Co Ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-09-13
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a transformer has on-load tap-changer grease chamber burnisher, including flexible pipe, flexible pipe bottom is through universal crossover sub fixedly connected with core box and scrubbing box, be equipped with locking mechanical system on the universal crossover sub, flexible pipe includes that first trombone slide and second contract the trombone slide, first trombone slide and second contract between the trombone slide through draw-in groove sliding connection, first trombone slide top fixedly connected with handle that contracts. The utility model discloses, through grease chamber cleaning means, security when having improved clean grease chamber to arrangement manpower resources that can be reasonable improves work efficiency, guarantees operating mass simultaneously, provides the guarantee for transformer safety and stability operation, improves the power supply reliability, avoids transformer body to be soaked dirty by oil when clearing up grease chamber, reduces corresponding cleaning, can extensively promote in the transformer has the cleaning of on-load tap-changer grease chamber, and easy operation is convenient.

Description

Cleaning tool for oil chamber of on-load tap-changer of transformer

Technical Field

The utility model relates to an grease chamber cleaning means technical field especially relates to a transformer has cleaning means of on-load tap-changer grease chamber.

Background

At present, a plurality of transformer on-load tap-changer hoisting cores are required to be operated every year, and a key link of the operation is to clean an oil chamber of the tap-changer.

At present, the oil cleaning chamber is difficult, and the problems are as follows: 1, workers are easy to touch sharp parts to be injured when cleaning an oil chamber; 2. the cleaning work in an oil chamber with a narrow working space is extremely difficult; 3. the transformer body is easily polluted by oil; 4. the waste of manpower, material resources and time and the low working efficiency are caused, so an oil chamber cleaning tool is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, a cleaning tool for an oil chamber of an on-load tap-changer of a transformer is provided.

In order to realize the purpose, the utility model adopts the following technical scheme:

a cleaning tool for an oil chamber of an on-load tap-changer of a transformer comprises a telescopic pipe, wherein the bottom of the telescopic pipe is fixedly connected with a magnetic core box and a scrubbing box through a universal adapter, and a locking mechanism is arranged on the universal adapter.

Preferably, the telescopic pipe comprises a first telescopic pipe and a second telescopic pipe, the first telescopic pipe and the second telescopic pipe are connected in a sliding mode through a clamping groove, and a handle is fixedly connected to the top of the first telescopic pipe.

Preferably, the magnetic core box comprises a first base and a magnetic core body, the bottom of the magnetic core body is fixedly connected with the top of the first base, a first sliding groove is formed in the first base, and a first outer cover is arranged outside the sliding groove.

Preferably, the scrubbing box comprises a second base and scrubbing materials, the outer surface wall of the scrubbing materials is fixedly connected with the top of the second base, a second sliding groove is formed in the second base, and a second outer cover is arranged outside the second sliding groove.

Preferably, the top of the first telescopic pipe is fixedly connected with the handle through a bolt.

Preferably, the handle is made of a rubber material.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

this application passes through grease chamber cleaning means, security when having improved clean grease chamber, and arrangement manpower resources that can be reasonable, improve work efficiency, guarantee operating quality simultaneously, provide the guarantee for transformer safety and stability operation, improve the power supply reliability, avoid transformer body to be soaked dirty by oil when clearing up grease chamber, reduce corresponding cleaning, can extensively promote in the transformer on-load tap-changer grease chamber cleaning, and easy operation is convenient, it is more smooth to make the maintenance operation.

Drawings

Fig. 1 shows a schematic structural diagram provided according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a magnetic core box provided according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a scrubbing box provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a telescopic pipe; 2. a universal adapter; 3. a magnetic core box; 4. a handle; 5. a scrubbing box; 11. a first draw-down tube; 12. a second draw-down tube; 31. a first base; 32. a magnetic core body; 51. a second base; 52. scrubbing the material.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a transformer on-load tap-changer grease chamber cleaning tool, includes flexible pipe 1, flexible pipe 1 bottom through universal crossover sub 2 fixedly connected with core box 3 with clean box 5, be equipped with locking mechanical system on the universal crossover sub 2, flexible pipe 1 single root length is about 100 centimetres, the diameter is about 5 centimetres, the draw-in groove depth is 0.8 centimetres for be connected with universal crossover sub 2, universal crossover sub 2 should specifically establish according to the connection condition with flexible pipe 1 and base box, locking mechanical system is used for the position of locking the base box.

Specifically, as shown in fig. 1, the extension tube 1 includes a first extension tube 11 and a second extension tube 12, the first extension tube 11 is slidably connected with the second extension tube 12 through a clamping groove, a handle 4 is fixedly connected to the top of the first extension tube 11, the first extension tube 11 is provided with a hand-held rubber handle 4, and the tail end of the first extension tube 11 is provided with a clamping groove for connecting with the second extension tube 12; the second draw tube 12 is provided with a clamping groove at the tail end thereof for being connected with the universal adapter 2, wherein the second draw tube 12 is slightly thinner than the first draw tube 11, so that the second draw tube does not generate a jamming condition when being matched with the first draw tube 11 for use.

Specifically, as shown in fig. 1, the magnetic core case 3 includes a first base 31 and a magnetic core body 32, the bottom of the magnetic core body 32 is fixedly connected to the top of the first base 31, a first sliding slot is provided on the first base 31, a first cover is provided outside the sliding slot, the magnetic core case 3 is about 20 cm long, about 12 cm wide and about 5 cm high (the length, the width and the height can be adjusted by the sliding slot), the unit area of each magnetic core provided on the base is about 4 cm square, the size of the magnetic core case 3 can be adjusted, magnetic mud is placed in a small rectangular square block of a bottom plate of the magnetic core case 3 and then covered by an outer case, the size of the outer case can be adjusted along with the bottom plate of the magnetic core, when tiny crushed chips at the bottom of an oil chamber need to be adsorbed, the universal adapter 2 is used to connect the second telescopic tube 12 to the magnetic core case 3, the rubber handle 4 is held by hand to adjust the length of the cleaning tool according to the depth of the oil chamber, the adapter and the magnetic core case 3 are adjusted, the magnetic core box 3 can reach any dead angle at the bottom of the oil chamber and adsorb the fine crushed scraps at the bottom.

Specifically, as shown in fig. 1, the scrubbing box 5 includes a second base 51 and a scrubbing material 52, an outer surface wall of the scrubbing material 52 is fixedly connected with a top of the second base 51, a second sliding groove is formed on the second base 51, a second outer cover is arranged outside the second sliding groove, the scrubbing box 5 has a maximum length of about 20 cm, a maximum width of about 12 cm and a maximum width of about 5 cm (the length, the width and the height can be adjusted by the sliding groove), the base has a maximum length of about 20 cm, the flexible scrubbing material 52 is mounted on the base, the size of the scrubbing box 5 can be adjusted, the scrubbing flexible material is placed in a rectangular small square block of a bottom plate of the scrubbing box 5 and then covered by an outer box, the size of the outer box can be adjusted along with the scrubbing bottom plate, when the inner wall of the oil chamber needs to be cleaned, the lower magnetic core box 3 is replaced on the universal conversion joint 2, the scrubbing box 5 is replaced, the universal conversion joint 2 is used for connecting the second shrinkage and pulling pipe 12 with the scrubbing box 5, the scrubbing box 5 is held by a rubber handle 4 according to the cleaning range of the inner wall, the length of the cleaning tool is adjusted to be proper, and the universal adapter 2 and the scrubbing box 5 are adjusted, so that the scrubbing box 5 can clean any dead angle of the inner wall of the oil chamber.

Specifically, as shown in fig. 1, the top of the first shrinkage pipe 11 is fixedly connected with the handle 4 through a bolt, and the handle 4 is made of rubber material.

The clamping part of the contact finger fixing piece clamping part is matched with the contact finger fixing piece in shape.

The contact finger fixing piece fixing table is used for fixing the contact finger fixing piece, and the contact finger is installed on the isolating switch contact finger fixing piece after being fixed; the contact finger clamp can clamp and compress the contact finger.

The fixed platform of the contact finger fixing piece is 17 cm long, 15 cm wide and 10 cm high, and the contact finger clamp is 26 cm long. The installation work requirement of the isolating switch contact finger is met.

The contact finger fixing piece fixing platform is used for fixing the contact finger fixing piece, the contact finger fixing piece comprises a bottom plate and side plates with two perpendicular sides, and the side plate on one side is fixed on the contact finger fixing piece fixing platform through a rewinding part.

The width of the fixture gripping means was 100mm, the height 22mm and the maximum opening 108 mm. Mounting hole distance: 135mm, chute depth: 9 mm. The length of the fixture gripping member is 260 mm.

After the fixing, the contact finger is arranged on a bottom plate of the isolating switch contact finger fixing piece 4; the fixing piece clamping part can clamp and compress the contact finger, so that the actual problem that installation elasticity is difficult and cannot be overcome by manpower is effectively solved, and the working efficiency is improved.

To sum up, grease chamber cleaning means has improved the security when clean grease chamber to arrangement manpower resources that can be reasonable improves work efficiency, guarantees operating mass simultaneously, provides the guarantee for transformer safety and stability operation, improves the power supply reliability, avoids transformer body to be soaked dirty by oil when clearing up grease chamber, reduces corresponding cleaning, can extensively promote in the transformer on-load tap-changer grease chamber cleaning, and easy operation is convenient.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A cleaning tool for an oil chamber of an on-load tap-changer of a transformer comprises a telescopic pipe (1) and is characterized in that the bottom of the telescopic pipe (1) is fixedly connected with a magnetic core box (3) and a scrubbing box (5) through a universal adapter (2), and the universal adapter (2) is provided with a locking mechanism.

2. The on-load tap-changer oil chamber cleaning tool for the transformer according to claim 1, characterized in that the telescopic pipe (1) comprises a first telescopic pipe (11) and a second telescopic pipe (12), the first telescopic pipe (11) and the second telescopic pipe (12) are slidably connected through a clamping groove, and a handle (4) is fixedly connected to the top of the first telescopic pipe (11).

3. The on-load tap changer oil chamber cleaning tool for the transformer according to claim 1, wherein the magnetic core box (3) comprises a first base (31) and a magnetic core body (32), the bottom of the magnetic core body (32) is fixedly connected with the top of the first base (31), a first sliding groove is formed in the first base (31), and a first outer cover is arranged outside the sliding groove.

4. The on-load tap-changer oil chamber cleaning tool for the transformer according to claim 1, wherein the scrubbing box (5) comprises a second base (51) and a scrubbing material (52), the outer surface wall of the scrubbing material (52) is fixedly connected with the top of the second base (51), a second sliding groove is formed in the second base (51), and a second outer cover is arranged outside the second sliding groove.

5. The on-load tap changer oil chamber cleaning tool for the transformer according to claim 2, characterized in that the top of the first draw-in pipe (11) is fixedly connected with the handle (4) through a bolt.

6. On-load tap-changer oil chamber cleaning tool of a transformer according to claim 2, characterized in that the handle (4) is made of rubber material.