Outlet box shared by transformer plug and test sleeve

Abstract

According to the common outlet box for the transformer plug and the test sleeve, in the common outlet box for the transformer plug and the test sleeve, an outlet box body is of an L-shaped structure, and the L-shaped structure comprises a horizontal cylinder body and a vertical cylinder body which vertically extends upwards from one end of the horizontal cylinder body; the first flange is fixedly connected with the other end of the horizontal cylinder so as to be detachably connected with a transformer oil tank, the second flange is fixedly connected with the vertical cylinder so as to be detachably connected with a transformer plug or a test sleeve, and the pipe joint is communicated with the horizontal cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a common outlet box for a transformer plug-in head and a test bushing. Background Art

[0002] With the continuous development of urban construction, there is a need for phase line connection during normal operation and factory testing of transformers. Transformer plug-in heads have been increasingly widely used due to their convenient connection and tight fixation. However, this type of wiring method has brought problems with test wiring during factory testing of transformers to transformer manufacturers.

[0003] The information disclosed in this Background section is only for enhancement of understanding of the background of the invention and therefore may contain information that does not form the prior art that is known to a person of ordinary skill in the art. Utility Model Content

[0004] In view of the shortcomings or defects of the prior art, a transformer plug-in head and a test bushing common outlet box is provided, which solves the test wiring problem of transformers with plug-in heads during factory tests. At the same time, the plug-in head outlet mode during normal operation of the transformer is satisfied.

[0005] The purpose of the utility model is achieved through the following technical solutions.

[0006] A transformer plug-in head and a test bushing common outlet box comprises:

[0007] The outlet box body is an L-shaped structure, which includes a horizontal cylinder and a vertical cylinder extending vertically upward from one end of the horizontal cylinder.

[0008] A first flange is fixedly connected to the other end of the horizontal cylinder so as to be detachably connected to the transformer oil tank.

[0009] The second flange is fixedly connected to the vertical cylinder to be detachably connected to the transformer plug or test bushing,

[0010] A pipe joint is connected to the horizontal cylinder.

[0011] In the common outlet box of the transformer plug-in head and the test bushing, the opening of the vertical cylinder faces vertically upward.

[0012] In the common outlet box of the transformer plug-in head and the test bushing, the opening of the vertical cylinder faces vertically downward.

[0013] In the common outlet box for the transformer plug-in head and the test bushing, the horizontal cylinder is a cylindrical structure.

[0014] In the common outlet box for the transformer plug-in head and the test bushing, the vertical cylinder is a cylindrical structure.

[0015] In the common outlet box of the transformer plug-in head and the test bushing, the pipe joint is located in the middle of the horizontal cylinder.

[0016] Compared with the prior art, the beneficial effects brought by the utility model are:

[0017] The utility model discloses a transformer plug-in head and a test bushing shared outlet box, which is safe, reliable, easy to disassemble and reusable, and solves the test wiring problem of transformers with plug-in heads during factory tests. At the same time, it satisfies the plug-in head outlet mode during normal operation of the transformer.

[0018] The above description is only an overview of the technical solution of the utility model. In order to make the technical means of the utility model clearer and to achieve the extent that those skilled in the art can implement it according to the contents of the specification, and in order to make the above and other purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are illustrated below. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] By reading the detailed description of the preferred specific embodiments below, various other advantages and benefits of the utility model will become clear to those of ordinary skill in the art. The drawings in the specification are only used for the purpose of illustrating the preferred embodiments and are not considered to be limitations of the utility model. Obviously, the drawings described below are only some embodiments of the utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work. Moreover, the same reference numerals are used to represent the same components throughout the drawings.

[0020] In the attached picture:

[0021] Figure 1 A schematic diagram of a transformer plug-in head and a test bushing common outlet box provided in one embodiment of the utility model;

[0022] Figure 2 A schematic diagram of a transformer plug head and a test bushing common outlet box installed on a transformer plug head provided by an embodiment of the utility model;

[0023] Figure 3 A schematic structural diagram of a transformer plug-in head and a test bushing common outlet box installed on a test bushing is provided in one embodiment of the utility model.

[0024] The present invention will be further explained below in conjunction with the accompanying drawings and embodiments. DETAILED DESCRIPTION

[0025] The specific embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the specific embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0026] It should be noted that certain words are used in the specification and claims to refer to specific components. Those skilled in the art should understand that technicians may use different nouns to refer to the same component. This specification and claims do not use the difference in nouns as a way to distinguish components, but use the difference in the functions of the components as the criterion for distinction. As mentioned throughout the specification and claims, "including" or "comprising" is an open term, so it should be interpreted as "including but not limited to". The subsequent description of the specification is a preferred embodiment of the implementation of the utility model, but the description is based on the general principles of the specification and is not used to limit the scope of the utility model. The scope of protection of the utility model shall be determined by the definition of the attached claims.

[0027] To facilitate the understanding of the embodiments of the present utility model, several specific embodiments will be further explained below with reference to the accompanying drawings, and each of the accompanying drawings does not constitute a limitation on the embodiments of the present utility model.

[0028] For a better understanding, Figures 1 to 3 As shown, a transformer plug-in head and a test bushing common outlet box comprises:

[0029] The outlet box body 1 is an L-shaped structure, which includes a horizontal cylinder 2 and a vertical cylinder 3 extending vertically upward from one end of the horizontal cylinder 2.

[0030] The first flange 4 is fixedly connected to the other end of the horizontal cylinder 2 so as to be detachably connected to the transformer oil tank.

[0031] The second flange 5 is fixedly connected to the vertical cylinder 3 to be detachably connected to the transformer plug or test bushing.

[0032] A pipe joint 6 is connected to the horizontal cylinder 2.

[0033] In the preferred embodiment of the transformer plug and test bushing sharing the same outlet box, the opening of the vertical cylinder 3 is vertically upward or vertically downward.

[0034] In the preferred embodiment of the transformer plug-in head and the test bushing sharing the outlet box, the horizontal cylinder 2 is a cylindrical structure.

[0035] In the preferred embodiment of the transformer plug and test bushing sharing the same outlet box, the vertical cylinder 3 is a cylindrical structure.

[0036] In the preferred embodiment of the transformer plug and test bushing sharing the same outlet box, the pipe joint 6 is located in the middle of the horizontal cylinder 2 .

[0037] In one embodiment, the outlet of the terminal box can be installed upward or downward, and the plug-in plug can be installed when the transformer is operating normally, or the test bushing can be installed according to the test needs. The flange mounting hole arrangement requires that the center line of the device passes through the center of the two mounting holes, so that the outlet hole of the device can be installed upward or downward, respectively realizing the installation requirements of the plug-in plug and the test bushing, solving the wiring problem of the transformer with a plug-in plug during the test.

[0038] In one embodiment, the outlet interface of the outlet box faces downwards, and the transformer plug can be installed. After rotating 180 degrees, the interface faces upwards, and the test bushing can be installed, which can meet the phase line connection requirements during normal operation of the transformer and factory testing. The structure is simple and practical, and the practicability is strong.

[0039] The basic principles of the present application are described above in conjunction with specific embodiments. However, it should be noted that the advantages, strengths, effects, etc. mentioned in the present application are only examples and not limitations, and it cannot be considered that these advantages, strengths, effects, etc. are required by each embodiment of the present application. In addition, the specific details disclosed above are only for the purpose of illustration and ease of understanding, not for limitation, and the above details do not limit the present application to being implemented by adopting the above specific details.

[0040] The above description has been given for the purpose of illustration and description. In addition, this description is not intended to limit the embodiments of the present application to the forms disclosed herein. Although multiple example aspects and embodiments have been discussed above, those skilled in the art will recognize certain variations, modifications, changes, additions and sub-combinations thereof.

Claims

1. A transformer plug and test bushing shared outlet box, characterized in that: These include, The outlet box body is an L-shaped structure, which includes a horizontal cylinder and a vertical cylinder extending vertically upward from one end of the horizontal cylinder. A first flange is fixedly connected to the other end of the horizontal cylinder so as to be detachably connected to the transformer oil tank. The second flange is fixedly connected to the vertical cylinder to be detachably connected to the transformer plug-in head or the test bushing, and the pipe joint is connected to the horizontal cylinder.

2. The transformer plug-in head and test bushing common outlet box according to claim 1, characterized in that: The opening of the vertical cylinder faces vertically upward.

3. The transformer plug-in head and test bushing common outlet box according to claim 1, characterized in that: The opening of the vertical cylinder faces vertically downward.

4. The transformer plug-in head and test bushing common outlet box according to claim 1, characterized in that: The horizontal cylinder is a cylindrical structure.

5. The transformer plug-in head and test bushing common outlet box according to claim 1, characterized in that: The vertical cylinder is a cylindrical structure.

6. The transformer plug-in head and test bushing common outlet box according to claim 1, characterized in that: The pipe joint is located in the middle of the horizontal cylinder.

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