Transformer

Abstract

The utility model provides a transformer which comprises a panel and wire inlet and outlet terminals installed on the panel, the wire inlet and outlet terminals comprise high-voltage side terminals and low-voltage side terminals, the high-voltage side terminals and the low-voltage side terminals are three-phase power transmission terminals, and the three-phase power transmission terminals of the high-voltage side terminals and the low-voltage side terminals are arranged at intervals in the vertical direction. And a high-voltage elbow-shaped cable head is arranged on the high-voltage side terminal. The high-voltage elbow-shaped cable heads are arranged on the three-phase power transmission terminals of the high-voltage side terminals, so that high-voltage electrical isolation is realized, the three-phase power transmission terminals of the high-voltage side terminals and the three-phase power transmission terminals of the low-voltage side terminals are vertically arranged along the panel, the transverse size of the panel is reduced, and the occupied area of the transformer is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power equipment, and in particular to a transformer. Background Art

[0002] In traditional transformers, the terminals of the high and low voltage sides are generally arranged horizontally, and need to be divided into high voltage compartment and low voltage compartment, with a partition between the high voltage compartment and the low voltage compartment, see Figure 1 As a result, the traditional transformer has large lateral dimensions and occupies a large area. Utility Model Content

[0003] The utility model aims to provide a transformer with smaller lateral dimensions.

[0004] In order to achieve the above objectives, the utility model provides the following technical solutions:

[0005] The utility model provides a transformer, comprising a panel and inlet and outlet terminals installed on the panel, wherein the inlet and outlet terminals comprise a high-voltage side terminal and a low-voltage side terminal, both the high-voltage side terminal and the low-voltage side terminal are three-phase transmission terminals, and the respective three-phase transmission terminals are arranged at intervals along the vertical direction, and a high-voltage elbow-type cable head is arranged on the high-voltage side terminal.

[0006] In one embodiment, one end of the high-voltage elbow-type cable head is sleeved on the high-voltage side terminal, and the other end is inclined relative to the horizontal plane.

[0007] In one embodiment, the high-voltage side terminals and the low-voltage side terminals are arranged along the transverse direction of the panel.

[0008] In one embodiment, electronic components are further disposed on the panel, and a reinforcing partition is connected between the input and output terminals and the electronic components. The reinforcing partition extends vertically along the panel and is fixed to the panel.

[0009] In one embodiment, the transformer further includes a transformer box, and the panel is disposed at the front end of the transformer box and defines a storage space for arranging transformer windings together with the transformer box.

[0010] In one embodiment, the transformer further includes a heat dissipation structure, and the heat dissipation structure is arranged on a side of the transformer box away from the panel.

[0011] In one embodiment, hooks are provided on the top ends of both sides of the transformer box.

[0012] In one embodiment, a grounding ring is provided at the lower portion of one side of the transformer box, and the grounding ring is used for welding a grounding copper plate.

[0013] The beneficial effect brought about by the technical solution provided by the utility model is: the transformer of the utility model realizes the electrical isolation of the high voltage by arranging a high-voltage elbow-type cable head on the three-phase transmission terminal of the high-voltage side terminal, and then arranges the three-phase transmission terminals of the high-voltage side terminal and the low-voltage side terminal vertically along the panel, thereby reducing the lateral size of the panel and reducing the footprint of the transformer. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments of the present invention.

[0015] Figure 1 It is a structural schematic diagram of an existing transformer cabinet;

[0016] Figure 2 A schematic diagram of the structure of a transformer provided in one embodiment of the utility model;

[0017] Figure 3 for Figure 2 Schematic diagram of the structure of the transformer from another perspective. DETAILED DESCRIPTION

[0018] The embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although certain 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 construed as being limited to the embodiments described herein. Instead, these embodiments are provided to provide a more thorough and complete understanding of the present invention. It should be understood that the drawings and embodiments of the present invention are only for exemplary purposes and are not intended to limit the scope of protection of the present invention.

[0019] It should be understood that the various steps described in the method implementation of the present utility model can be performed in different orders and / or performed in parallel. In addition, the method implementation may include additional steps and / or omit the steps shown. The scope of the present utility model is not limited in this respect.

[0020] The term "including" and its variations used herein are open inclusions, i.e., "including but not limited to". The term "connected" may be directly connected or indirectly connected through intermediate components (elements). The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one other embodiment"; the term "some embodiments" means "at least some embodiments". The relevant definitions of other terms will be given in the following description.

[0021] It should be noted that the concepts such as "first" and "second" mentioned in the present invention are only used to distinguish between devices, modules or units, and are not used to limit these devices, modules or units to be different devices, modules or units, nor are they used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0022] See also Figure 2 and Figure 3 The utility model relates to a transformer, including a panel 10 and inlet and outlet terminals installed on the panel, the inlet and outlet terminals include a high-voltage side terminal 20 and a low-voltage side terminal 30, the high-voltage side terminal and the low-voltage side terminal are three-phase transmission terminals, and the three-phase transmission terminals are arranged at intervals along the vertical direction of the panel 10, and the three-phase transmission terminals of the high-voltage side terminal 20 are provided with a high-voltage elbow cable head 40. Among them, the high-voltage elbow cable head can realize electrical isolation of 10KV and 35kV high voltages.

[0023] By setting a high-voltage elbow cable head 40 on the three-phase transmission terminal of the high-voltage side terminal, electrical isolation of the high voltage is achieved, and then the three-phase transmission terminals of the high-voltage side terminal and the low-voltage side terminal are arranged vertically on the panel, thereby reducing the lateral size of the panel and reducing the footprint of the transformer.

[0024] In one embodiment, one end of the high-voltage elbow cable head 40 is sleeved on the three-phase transmission terminal of the high-voltage side terminal 20, and the other end is inclined relative to the horizontal plane, thereby reducing the distance between two adjacent three-phase transmission terminals, making the high-voltage side terminal structure more compact and occupying less space on the panel 10.

[0025] In one embodiment, the high-voltage side terminal 20 and the low-voltage side terminal 30 are arranged in the lateral direction of the panel to reduce the size of the panel in the height direction.

[0026] In one embodiment, electronic components are further provided on the panel 10, and a reinforcing partition 50 is connected between the input and output terminals and the electronic components. The reinforcing partition 50 extends vertically along the panel and is fixed to the panel. The reinforcing partition 50 can isolate the input and output terminals from the electronic components on the one hand, and can enhance the strength of the panel 10 on the other hand.

[0027] In one embodiment, the transformer further includes a transformer box 60, and the panel is disposed at the front end of the transformer box and defines a storage space for arranging transformer windings with the transformer box.

[0028] In one embodiment, the transformer further includes a heat dissipation structure 70 for cooling components inside the transformer. The heat dissipation structure 70 is disposed on a side of the transformer housing 60 away from the panel 10 .

[0029] In one embodiment, hooks 80 are provided at the top ends of both sides of the transformer box 60, and the transformer box and the panel and heat dissipation structure connected to the box can be hung on the transformer cabinet or other installation structures through the hooks 80.

[0030] In one embodiment, a grounding ring 90 is provided at the lower portion of one side of the transformer box. The grounding ring 90 is used to weld a grounding copper plate to achieve grounding of the transformer and improve the safety performance of the transformer.

[0031] The above description is only a preferred embodiment of the utility model and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the utility model involved in the utility model is not limited to the technical solution formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the concept of the above utility model. For example, the above features are replaced with the technical features of the utility model (but not limited to) with similar functions in the utility model of the utility model to form a technical solution.

[0032] Although the subject matter has been described in language specific to structural features and / or methodological logical actions, it should be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or actions described above. On the contrary, the specific features and actions described above are merely example forms of implementing the claims.

Claims

1. A transformer, characterized in that: It includes a panel and input and output line terminals installed on the panel, the input and output line terminals include a high-voltage side terminal and a low-voltage side terminal, the high-voltage side terminal and the low-voltage side terminal are both three-phase transmission terminals, and the respective three-phase transmission terminals are arranged at intervals along the vertical direction, and the high-voltage side terminal is provided with a high-voltage elbow-type cable head.

2. The transformer according to claim 1, characterized in that: One end of the high-voltage elbow-type cable head is sleeved on the high-voltage side terminal, and the other end is arranged obliquely relative to the horizontal plane.

3. The transformer according to claim 1, characterized in that: The high-voltage side terminals and the low-voltage side terminals are arranged along the transverse direction of the panel.

4. The transformer according to claim 1, characterized in that: The panel is also provided with electronic components, and a reinforcing partition is connected between the input and output terminals and the electronic components. The reinforcing partition extends vertically along the panel and is fixed to the panel.

5. The transformer according to claim 1, characterized in that: It also includes a transformer box, and the panel is arranged at the front end of the transformer box and defines a storage space for arranging transformer windings with the transformer box.

6. The transformer according to claim 5, characterized in that: It also includes a heat dissipation structure, which is arranged on a side of the transformer box away from the panel.

7. The transformer according to claim 5, characterized in that: Hooks are arranged on the top ends of both sides of the transformer box.

8. The transformer according to claim 5, characterized in that: A grounding ring is provided at the lower part of one side of the transformer box, and the grounding ring is used for welding a grounding copper plate.

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