WO2021138943A1

WO2021138943A1 - Electric furnace transformer

Info

Publication number: WO2021138943A1
Application number: PCT/CN2020/072937
Authority: WO
Inventors: 邓春丽; 章世梅; 李亮
Original assignee: 江苏亚威变压器有限公司
Priority date: 2020-01-09
Filing date: 2020-01-19
Publication date: 2021-07-15
Also published as: CN111063518A

Abstract

Disclosed in the present application is an electric furnace transformer comprising a transformer box body, wherein an oil-water cooler is arranged on one side of the transformer box body, a control box is arranged on the other side of the transformer box body, the oil-water cooler is connected to the interior of the transformer box body by means of two pipelines to achieve circulating cooling, a bus and a high-voltage sleeve are arranged at the top of the transformer, and an oil drain valve is arranged at the bottom of one side of the transformer box body. The present invention has the advantages that all parts are compact in structure and rational in arrangement.

Description

An electric furnace transformer

Technical field

This application relates to a transformer, and in particular to an electric furnace transformer.

Background technique

Furnace transformer is a transformer designed to provide power for all kinds of electric furnaces. Industrial furnace transformers can be roughly divided into three categories: resistance furnace transformers, electric arc furnace transformers and induction furnace transformers. .

Summary of the invention

The purpose of the present invention is to provide an electric furnace transformer with compact structure and reasonable arrangement of components.

In order to achieve the above objective, the present invention provides the following technical solutions.

The embodiment of the present application discloses an electric furnace transformer, which includes a transformer box body. One side of the transformer box body is provided with an oil-water cooler, and the other side is provided with a control box. The oil-water cooler is connected to the transformer by two pipelines. The inside of the transformer box realizes circulating cooling, the top of the transformer is provided with a bus bar and a high-voltage bushing, and the bottom of one side of the transformer box is provided with an oil drain valve.

Preferably, in the above-mentioned electric furnace transformer, a monitor for monitoring the temperature of the cooling oil is provided on one side of the transformer box.

Preferably, in the above-mentioned electric furnace transformer, a monitor for monitoring the temperature of the coil is provided on one side of the transformer box.

Preferably, in the above electric furnace transformer, a maintenance ladder is provided on one side of the transformer box.

Compared with the prior art, the present invention has the advantages of compact structure and reasonable arrangement of components.

Description of the drawings

In order to more clearly describe the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments described in this application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work.

Figure 1 is a front view of an electric furnace transformer in embodiment 1 of the present invention;

Figure 2 is a top view of the electric furnace transformer in embodiment 1 of the present invention;

Figure 3 is a side view of the electric furnace transformer in embodiment 1 of the present invention;

Figure 4 is a front view of the electric furnace transformer in embodiment 2 of the present invention;

Figure 5 is a top view of the electric furnace transformer in embodiment 2 of the present invention;

Fig. 6 is a side view of the electric furnace transformer in embodiment 2 of the present invention.

Detailed ways

The following describes the technical solutions in the embodiments of the present invention in detail with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the pointed device or element must have a specific orientation or a specific orientation. The structure and operation cannot therefore be understood as a limitation of the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance.

In the description of the present invention, it should be noted that the terms "installed", "connected", and "connected" should be understood in a broad sense unless otherwise clearly specified and limited. For example, they can be fixed or detachable. Connected or integrally connected; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the present invention can be understood in specific situations.

As shown in Figures 1-3, the electric furnace transformer 100 includes a transformer box 101. One side of the transformer box 101 is provided with an oil-water cooler 102, and the other side is provided with a control box 103. The oil-water cooler 102 is respectively connected by two pipelines. Circulating cooling is realized inside the transformer box 101, the top of the transformer is provided with a bus bar 104 and a high-voltage bushing 105, and the bottom of the transformer box 101 is provided with an oil drain valve 106. A monitor 107 for monitoring the temperature of the cooling oil is provided on one side of the transformer box 101. An inspection ladder 109 is provided on one side of the transformer box 101.

As shown in Figures 4-6, the electric furnace transformer 200 includes a transformer box 201. One side of the transformer box 201 is provided with an oil-water cooler 202, and the other side is provided with a control box 203. The oil-water cooler 202 is connected by two pipelines. Circulating cooling is realized inside the transformer box 201, the top of the transformer is provided with a bus 204 and a high-voltage bushing 205, and the bottom of the transformer box 201 is provided with an oil drain valve 206. A monitor 207 for monitoring the temperature of the cooling oil is provided on one side of the transformer box 201. A monitor 208 for monitoring the temperature of the coil is provided on one side of the transformer box 201. An inspection ladder 209 is provided on one side of the transformer box 201.

In the above two technical solutions, the components have a compact structure and a reasonable arrangement.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply one of these entities or operations. There is any such actual relationship or order between. Moreover, the terms "include", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes those that are not explicitly listed Other elements of, or also include elements inherent to this process, method, article or equipment. If there are no more restrictions, the element defined by the sentence "including a..." does not exclude the existence of other identical elements in the process, method, article, or equipment that includes the element.

The above are only specific implementations of this application. It should be pointed out that for those of ordinary skill in the art, without departing from the principles of this application, several improvements and modifications can be made, and these improvements and modifications are also Should be regarded as the scope of protection of this application.

Claims

An electric furnace transformer, characterized by comprising a transformer box, one side of the transformer box is provided with an oil-water cooler, and the other side is provided with a control box, and the oil-water cooler is connected to the transformer through two pipelines, respectively The inside of the box body realizes circulating cooling, the top of the transformer is provided with a bus bar and a high voltage bushing, and the bottom of one side of the transformer box is provided with an oil drain valve.
The electric furnace transformer according to claim 1, wherein a monitor for monitoring the temperature of the cooling oil is provided on one side of the transformer box.
The electric furnace transformer according to claim 1, wherein a monitor for monitoring the temperature of the coil is provided on one side of the transformer box.
The electric furnace transformer according to claim 1, wherein a maintenance ladder is provided on one side of the transformer box.