Oil injection and drainage structure of cooling device

Abstract

The utility model relates to the technical field of transformer manufacturing, and discloses an oil injection and drainage structure of a cooling device, which comprises a plurality of radiator fins communicated with a transformer oil tank through a collecting pipe. One end of the pipe joint is communicated with one end of the collecting pipe; and the valve body is arranged at the other end of the pipe joint, so that oil is injected and discharged through the valve body. According to the utility model, the phenomena of slow oil injection and drainage speed and long maintenance time in the prior art can be solved. By arranging the valve body, oil can be injected and discharged through the valve body when the transformer needs to be overhauled, and the overhauling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformer manufacturing, in particular to an oil injection and discharge structure of a cooling device. Background Art

[0002] In the design process of large three-phase transformers, multiple groups of loose pieces are often required to be connected to the transformer oil tank through a manifold. The traditional design method is to seal the two ends of the transformer manifold with flanges and covers. When the transformer needs to be filled or drained during maintenance, it can only be operated through an oil filling and draining valve on the oil tank body. The filling and draining speed is slow and the maintenance time is long. Utility Model Content

[0003] The utility model aims to provide an oil filling and discharging structure for a cooling device to solve the problems existing in the prior art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following solution: The utility model provides an oil filling and discharging structure of a cooling device, comprising:

[0005] A plurality of scattered sheets, wherein the scattered sheets are connected with the transformer oil tank through a manifold;

[0006] A pipe joint, one end of which is connected to one end of the manifold;

[0007] A valve body is arranged at the other end of the pipe joint so that oil can be injected or discharged through the valve body.

[0008] Preferably, the other end of the pipe joint is connected to the manifold via a flange.

[0009] Preferably, the valve body is configured as a butterfly valve.

[0010] Preferably, a cover plate is also provided at the end of the pipe joint.

[0011] Preferably, the other end of the manifold is connected to the transformer oil tank.

[0012] The utility model discloses the following technical effects: the utility model patent installs a pipe joint at one end of the manifold, and a valve body is installed on the pipe joint. When the transformer needs maintenance, oil can be injected or discharged through the valve body here, thereby improving the maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 This is a schematic diagram of the structure of an oil injection and discharge structure of a cooling device of the utility model;

[0015] Figure 2 To improve the front manifold end structure;

[0016] Among them, 1. Bulkhead; 2. Manifold; 3. Flange; 4. Cover plate; 5. Pipe joint; 6. Butterfly valve. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions 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. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Reference Figure 1-Figure 2 The utility model provides an oil filling and discharging structure of a cooling device, comprising:

[0020] Several pieces are scattered 1, and several pieces are scattered 1 and connected with the transformer oil tank through the manifold 2;

[0021] A pipe joint 5, one end of which is connected to one end of the manifold 2;

[0022] The valve body is arranged at the other end of the pipe joint 5 so that oil can be injected or discharged through the valve body.

[0023] The utility model patent installs a pipe joint 5 on a flange 3 at one end of a confluence pipe 2, and a butterfly valve 6 and a cover plate 4 are installed on the pipe joint 5. When the transformer needs maintenance, oil can be injected or discharged through the butterfly valve 6 here, thereby improving the maintenance efficiency.

[0024] According to a further optimized solution, the other end of the pipe joint 5 is connected to the manifold 2 via the flange 3 .

[0025] To further optimize the solution, the valve body is set as a butterfly valve 6.

[0026] According to a further optimized solution, a cover plate 4 is further provided at the end of the pipe joint 5 .

[0027] To further optimize the solution, the other end of the manifold 2 is connected to the transformer oil tank.

[0028] The utility model installs a butterfly valve 6 and a cover plate 4 at one end of the lower collector 2 of the transformer, so that in addition to playing the traditional sealing role, oil can be injected and discharged through the butterfly valve 6 when the transformer is repaired.

[0029] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A cooling device oil filling and discharging structure, characterized in that: include: A plurality of sheet-type dispersers (1), wherein the plurality of sheet-type dispersers (1) are connected to a transformer oil tank via a manifold (2); a pipe joint (5), one end of which is connected to one end of the manifold (2); A valve body is arranged at the other end of the pipe joint (5) so that oil can be injected or discharged through the valve body.

2. The oil filling and discharging structure of a cooling device according to claim 1, characterized in that: The other end of the pipe joint (5) is connected to the manifold (2) via a flange (3).

3. The oil filling and draining structure of a cooling device according to claim 1, characterized in that: The valve body is configured as a butterfly valve (6).

4. The oil filling and draining structure of a cooling device according to claim 1, characterized in that: A cover plate (4) is also provided at the end of the pipe joint (5).

5. The oil filling and draining structure of a cooling device according to claim 1, characterized in that: The other end of the manifold (2) is connected to the transformer oil tank.

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