CN212694951U

CN212694951U - American transformer yoke protection device

Info

Publication number: CN212694951U
Application number: CN202021219568.XU
Authority: CN
Inventors: 罗再良
Original assignee: Zhiyuan Shanghai Electric Co ltd
Current assignee: Zhiyuan Shanghai Electric Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-03-12
Anticipated expiration: 2030-06-28

Abstract

The utility model discloses an American transformer yoke protection device relates to transformer technical field. The utility model discloses a three transformer winding, the equal screw connection of upper end and lower extreme of three transformer winding has insulating cushion, and the one end screw connection that transformer winding was kept away from to insulating cushion has the cardboard, and the upper end screw connection that is located the three cardboard of upper end has two upper yokes, and the lower extreme that is located the three cardboard of lower extreme has the thing board of putting through the screw connection. The utility model discloses an application oil clearance and the insulating relevant principle of cardboard in oil make the production qualification rate of the coil of transformer obtain great promotion, and reduced coil and iron core connection distance, compared with traditional yoke paper circle, improved production efficiency, practice thrift manufacturing cost, it can obtain improving more to make product property, through setting up the allowable deviation value when first through-nail hole and second fixed plate can effectual hoisting device installation, thereby the degree of difficulty when great reduction device installs.

Description

American transformer yoke protection device

Technical Field

The utility model belongs to the technical field of the transformer, especially, relate to an American transformer yoke protection device.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and has the main functions of voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer) and the like, in order to save the production cost of the transformer, a plurality of transformer manufacturers strive to reduce the volume of the transformer, but reduce the insulation distance of each aspect of the transformer by reducing the volume, so that a new structure of a production process needs to be improved, the existing device has lower production efficiency and higher production cost, and the existing device has higher difficulty in installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an American transformer yoke protection device to current problem has been solved: the existing device has low production efficiency and high production cost.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an American transformer yoke protection device, including three transformer winding, three transformer winding's the upper end and the equal screw connection of lower extreme have insulating cushion, insulating cushion keeps away from transformer winding's one end screw connection has the cardboard, is located the three of upper end the upper end screw connection of cardboard has two upper yokes, is located the lower extreme three the lower extreme of cardboard has the thing board of putting through screw connection, the lower extreme screw connection who puts the thing board has two lower yokes.

Further, two equal welded connection of one end of lower yoke lower extreme has first slide rail, two equal threaded connection has first fastening screw in the inside of lower yoke and the upper end that is located first slide rail, two equal sliding connection has first fixed plate in the inside of first slide rail, first through-nail hole has been seted up to the inside of first fixed plate, two the other end welded connection of lower yoke lower extreme has the second slide rail, the inside sliding connection of second slide rail has two second fixed plates, the second through-nail hole has been seted up to the inside of second fixed plate, two the inside of lower yoke and the upper end threaded connection that is located the second slide rail have the second fastening screw.

Furthermore, a first reinforcing ring is welded and connected to the inner portion of each of the two lower yokes and the outer side of the corresponding first fastening screw, and the first reinforcing ring and the corresponding first fastening screw are connected through threads.

Furthermore, a second reinforcing ring is welded and connected to the inner portion of each of the two lower yokes and the outer side of the corresponding second fastening screw, and the second reinforcing ring and the corresponding second fastening screw are connected through threads.

Further, third fastening screws are mounted inside the first nail penetrating hole and the second nail penetrating hole, and the third fastening screws are socket head cap screws.

Further, the first fastening screw and the second fastening screw are outer hexagon screws.

The utility model discloses following beneficial effect has:

1. the utility model discloses an application oil clearance and the relevant principle of the insulation of cardboard in oil make the production qualification rate of the coil of transformer obtain great promotion to reduced coil and iron core and be connected the distance, compared traditional indisputable yoke paper circle, improved production efficiency, practiced thrift manufacturing cost, make product property ability obtain improving more.

2. The utility model discloses a set up the allowable deviation value when first drift bolt hole and second fixed plate can effectual hoisting device installation to the degree of difficulty when great reduction device installs.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of one end of an american transformer yoke protection device according to the present invention;

fig. 2 is a schematic structural view of the other end of the american-type transformer yoke protection device of the present invention;

fig. 3 is a front view of an overall cut-away view of the american-type transformer yoke protection device of the present invention;

fig. 4 is a partial large view of a position a in fig. 3 of the american-type transformer yoke protection device of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a transformer winding; 2. insulating cushion blocks; 3. a paperboard; 4. an upper yoke; 5. a lower yoke; 6. a first slide rail; 7. a first reinforcing ring; 8. a first fastening screw; 9. a first fixing plate; 10. a first nail penetration hole; 11. a second slide rail; 12. a second fixing plate; 13. a second reinforcing ring; 14. a second fastening screw; 15. a second nail penetration hole; 16. an object placing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to an american transformer yoke protection device, which comprises three transformer windings 1, wherein the upper and lower ends of the three transformer windings 1 are all connected with insulating spacers 2 by screws, the end of the insulating spacer 2 away from the transformer windings 1 is connected with a paper board 3 by screws, the upper end of the three paper board 3 at the upper end is connected with two upper yokes 4 by screws, the lower end of the three paper board 3 at the lower end is connected with an object placing plate 16 by screws, and the lower end of the object placing plate 16 is connected with two lower yokes 5 by screws;

one end of the lower ends of the two lower yokes 5 is welded and connected with a first slide rail 6, the upper ends of the two lower yokes 5, which are positioned in the first slide rail 6, are in threaded connection with a first fastening screw 8, the inner parts of the two lower yokes 5, which are positioned in the outer side of the first fastening screw 8, are in welded connection with a first reinforcing ring 7, the first reinforcing ring 7 is in threaded connection with the first fastening screw 8, so that the lower yokes 5 are more firmly connected with the first fastening screw 8, the inner parts of the two first slide rails 6 are in sliding connection with a first fixing plate 9, a first nail penetrating hole 10 is formed in the first fixing plate 9, the other end of the lower end of each of the two lower yokes 5 is welded and connected with a second slide rail 11, the inner parts of the second slide rails 11 are in sliding connection with two second fixing plates 12, and a second nail penetrating hole 15 is formed in;

third fastening screws are installed inside the first nail penetration hole 10 and the second nail penetration hole 15 and are socket head cap screws, so that the first nail penetration hole 10 and the second nail penetration hole 15 are more convenient to fix, the second fastening screws 14 are connected inside the two lower yokes 5 and in the upper end of the second sliding rail 11 in a threaded mode, the second reinforcing ring 13 is connected inside the two lower yokes 5 and in the outer side of the second fastening screws 14 in a welded mode, the second reinforcing ring 13 is connected with the second fastening screws 14 in a threaded mode, the lower yokes 5 and the second fastening screws 14 are more firm in connection, the first fastening screws 8 and the second fastening screws 14 are socket head cap screws, and therefore the first fastening screws 8 and the second fastening screws 14 are more convenient to rotate.

One specific application of this embodiment is: when the device is installed, the device is placed at the upper end of an installation base, then the position of the device is preliminarily adjusted, two first fixing plates 9 are slid, a first nail penetrating hole 10 in each first fixing plate 9 is positioned at the upper end of a nail hole formed in the installation base, the first fixing plates 9 are connected with the installation base by using a third fastening screw, two second fixing plates 12 are slid, the positions of the two second fixing plates 12 are adjusted, a second nail penetrating hole 15 in each second fixing plate 12 is positioned at the upper end of the nail hole formed in the installation base, the second fixing plates 12 are connected with the installation base by using the third fastening screw, the device is simpler to install, the principle related to insulation of an oil gap and a paper board in oil is applied, the distance effect and the volume effect exist between transformer oil and the insulation paper board, namely the insulation strength is not in direct proportion to the insulation distance, the small oil gap and the thin paper tube can improve the insulation strength of a unit distance, the insulation distance between the upper yoke 4 and the lower yoke 5 and the transformer winding 1 is shortened, the size of the transformer is reduced on the whole, the material cost is reduced, and the production benefit is improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 invention. In this specification, the schematic representations of the terms used above 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 preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a American transformer yoke protection device, includes three transformer winding (1), its characterized in that: thirdly, the upper end and the lower end of the transformer winding (1) are connected with an insulating cushion block (2) through screws, one end of the insulating cushion block (2), which is far away from the transformer winding (1), is connected with a paperboard (3), the upper end of the paperboard (3) is connected with two upper yokes (4), the lower end of the paperboard (3) is connected with an object placing plate (16) through screws, and the lower end of the object placing plate (16) is connected with two lower yokes (5) through screws.

2. An American transformer yoke protection device as claimed in claim 1, wherein one end of the lower end of each of the two lower yokes (5) is welded with a first slide rail (6), the upper end of each of the two lower yokes (5) and located on the first slide rail (6) is screwed with a first fastening screw (8), the inner of each of the two first slide rails (6) is slidably connected with a first fixing plate (9), a first nail through hole (10) is arranged inside the first fixing plate (9), the other ends of the lower ends of the two lower yokes (5) are welded and connected with a second slide rail (11), two second fixing plates (12) are connected inside the second slide rail (11) in a sliding way, and a second nail penetrating hole (15) is formed in the second fixing plate (12), and a second fastening screw (14) is connected to the upper end of the second sliding rail (11) in the lower yoke (5) in a threaded manner.

3. An American transformer yoke protection device as claimed in claim 2, wherein a first fixing ring (7) is welded to the inner portion of the lower yoke (5) and the outer side of the first fastening screw (8), and the first fixing ring (7) and the first fastening screw (8) are connected by screw threads.

4. An American transformer yoke protection device as claimed in claim 2, wherein a second fixing ring (13) is welded to the inner part of the lower yoke (5) and the outer side of the second fastening screw (14), and the second fixing ring (13) and the second fastening screw (14) are connected by screw thread.

5. An American transformer yoke protection device as claimed in claim 2, wherein the first (10) and second (15) through-holes are internally provided with third fastening screws, and the third fastening screws are socket head cap screws.

6. An American transformer yoke protection device according to claim 2, characterized in that the first fastening screw (8) and the second fastening screw (14) are socket head cap screws.