CN219435674U

CN219435674U - Z connects paper tinsel to wind volume and voltage regulating transformer structure

Info

Publication number: CN219435674U
Application number: CN202320484662.5U
Authority: CN
Inventors: 任宪才; 袁常景; 曹进
Original assignee: Shandong Dachi Electric Co Ltd
Current assignee: Shandong Dachi Electric Co Ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-07-28
Anticipated expiration: 2033-03-14

Abstract

The utility model provides a Z-connection foil winding capacity-regulating voltage-regulating transformer structure, which comprises a foil winding transformer, wherein a low-voltage winding of the foil winding transformer adopts a foil winding, the foil of the low-voltage winding is divided into two layers which are an inner layer winding and an outer layer winding respectively, the two layers of the inner layer winding and the outer layer winding are separated by insulating paper, a lead copper bar is connected with the inner layer winding and the outer layer winding and is an inner lead copper bar and an outer lead copper bar, and the outer connection parts of the inner lead copper bar and the outer lead copper bar are arranged in parallel. The practice proves that the Z-connection foil winding capacity-regulating voltage-regulating transformer structure manufacturing method replaces the traditional low-voltage division into three parts, and then adopts a series-parallel connection mode, so that the structure is simple, the production is quick, the accuracy is high, and the overall performance of the transformer is improved.

Description

Z connects paper tinsel to wind volume and voltage regulating transformer structure

Technical Field

The utility model relates to the technical field of transformer equipment, in particular to a Z-joint foil winding capacity-regulating voltage-regulating transformer structure.

Background

In the industries of China, the matching of communities and vast rural areas, peak-valley load changes greatly, when low load is close to idle running, a great part of loss of the transformer is idle loss, and the loss is large in total loss of the whole country, so that the reduction of the idle loss of the distribution transformer has very important significance, but the capacity selection of the common distribution transformer is a difficult problem, the diversity and the seasonality of electricity are caused, and the actual electricity requirement must be met when the transformer is designed. The capacity-regulating transformer has a large capacity and a small capacity, can change the capacity in time according to the power load, and can effectively reduce no-load loss while improving the power supply reliability.

Disclosure of Invention

In order to make up the defects of the prior art, the utility model provides a Z-joint foil winding capacity-regulating voltage-regulating transformer structure.

The utility model is realized by the following technical scheme: the utility model provides a Z connects foil winding to transfer appearance voltage regulating transformer structure, includes foil winding transformer, and wherein, foil winding is adopted to foil winding transformer's low pressure winding, and low pressure winding foil divide into the inlayer winding and outer winding respectively for two-layer, separates with insulating paper between inlayer winding and the outer winding two-layer, and inlayer winding and outer winding connection lead copper bar are inner lead copper bar and outer lead copper bar, and the external connection portion of inner lead copper bar and outer lead copper bar is arranged side by side.

Preferably, the external connection part and the internal connection part of the inner lead copper bar are arranged in parallel, a bending part is arranged between the external connection part and the internal connection part, or the external connection part and the internal connection part of the outer lead copper bar are arranged in parallel, and a bending part is arranged between the external connection part and the internal connection part.

As a preferable scheme, the external connection part of the inner lead copper bar and the outer lead copper bar is provided with a positioning hole for installing and fixing the foil winding transformer.

As a preferable scheme, cooling fans are arranged on the front side and the rear side of the bottom of the foil winding transformer.

Further, 6 cooling fans are provided, and 3 foil winding transformers are respectively arranged on the front side and the rear side of the bottom of the foil winding transformer.

The utility model adopts the technical proposal, and compared with the prior art, the utility model has the following beneficial effects: the practice proves that the Z-connection foil winding capacity-regulating voltage-regulating transformer structure manufacturing method replaces the traditional low-voltage division into three parts, and then adopts a series-parallel connection mode, so that the structure is simple, the production is quick, the accuracy is high, and the overall performance of the transformer is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a low voltage winding lead of the present utility model;

FIG. 2 is a schematic diagram of a side view structure of a lead copper bar;

FIG. 3 is a schematic diagram of a top view of a copper bar of a lead;

figure 4 is a schematic diagram of the structure of the transformer of the present utility model,

wherein, the correspondence between the reference numerals and the components in fig. 1 to 4 is:

the transformer comprises a foil winding transformer 1, an inner layer winding 2, an outer layer winding 3, insulating paper 4, an inner lead copper bar 5, an outer lead copper bar 6, a positioning hole 7 and a cooling fan 8.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

The following describes the structure of the Z-junction foil-wound capacity-regulating voltage-regulating transformer according to the embodiment of the present utility model with reference to fig. 1 to 4.

As shown in fig. 1 to 4, the utility model provides a Z-junction foil winding capacity-regulating voltage-regulating transformer structure, which comprises a foil winding transformer 1, wherein cooling fans 8 are arranged on front and rear sides of the bottom of the foil winding transformer 1. The number of cooling fans 8 is 6, and 3 foil winding transformers 1 are respectively arranged on the front side and the rear side of the bottom of the foil winding transformers. The low-voltage winding of the foil winding transformer 1 adopts a foil winding, the foil of the low-voltage winding is divided into two layers which are an inner layer winding 2 and an outer layer winding 3 respectively, the two layers of the inner layer winding 2 and the outer layer winding 3 are separated by insulating paper 4, the inner layer winding 2 and the outer layer winding 3 are connected with lead copper bars which are an inner lead copper bar 5 and an outer lead copper bar 6, and the external connection parts of the inner lead copper bar 5 and the outer lead copper bar 6 are arranged in parallel. The external connection part and the internal connection part of the inner lead copper bar 5 are arranged in parallel, a bending part is arranged between the external connection part and the internal connection part, or the external connection part and the internal connection part of the outer lead copper bar 6 are arranged in parallel, and a bending part is arranged between the external connection part and the internal connection part. The external connection parts of the inner lead copper bar 5 and the outer lead copper bar 6 are provided with positioning holes 7 for installing and fixing the foil winding transformer 1.

The capacity adjustment is realized by changing the connection mode of the leading-out wire head and the leading-out wire tail, when Z is connected, the capacity is small, and when Z is connected in parallel, the capacity is large. The practice proves that the Z-connection foil winding capacity-regulating voltage-regulating transformer structure manufacturing method replaces the traditional low-voltage division into three parts, and then adopts a series-parallel connection mode, so that the structure is simple, the production is quick, the accuracy is high, and the overall performance of the transformer is improved.

In the description of the present utility model, the term "plurality" means two or more, unless explicitly defined otherwise, the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model; the terms "coupled," "mounted," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a Z connects foil winding to transfer appearance voltage regulating transformer structure, includes foil winding transformer (1), its characterized in that, foil winding is adopted in the low voltage winding of foil winding transformer (1), and low voltage winding foil divide into inlayer winding (2) and outer winding (3) respectively for two-layer, separates with insulating paper (4) between inlayer winding (2) and the outer winding (3) two-layer, and inlayer winding (2) and outer winding (3) connect the lead wire copper bar and are inner lead wire copper bar (5) and outer lead wire copper bar (6), and the external portion of inner lead wire copper bar (5) and outer lead wire copper bar (6) is arranged side by side.

2. The Z-joint foil winding capacity-regulating and voltage-regulating transformer structure according to claim 1, wherein the external connection part and the internal connection part of the inner lead copper bar (5) are arranged in parallel, a bending part is arranged between the external connection part and the internal connection part, or the external connection part and the internal connection part of the outer lead copper bar (6) are arranged in parallel, and a bending part is arranged between the external connection part and the internal connection part.

3. The Z-joint foil winding capacity-regulating and voltage-regulating transformer structure according to claim 1, wherein the external connection part of the inner lead copper bar (5) and the outer lead copper bar (6) is provided with a positioning hole (7) for installing the fixed foil winding transformer (1).

4. The structure of the Z-junction foil winding capacity-regulating and voltage-regulating transformer according to claim 1, wherein cooling fans (8) are arranged on front and rear sides of the bottom of the foil winding transformer (1).

5. The Z-junction foil winding capacity-regulating and voltage-regulating transformer structure according to claim 4, wherein 6 cooling fans (8) are provided, and 3 front and rear sides of the bottom of the foil winding transformer (1) are respectively provided.