CN210272019U - Indoor heavy current termination of transformer - Google Patents
Indoor heavy current termination of transformer Download PDFInfo
- Publication number
- CN210272019U CN210272019U CN201921295869.8U CN201921295869U CN210272019U CN 210272019 U CN210272019 U CN 210272019U CN 201921295869 U CN201921295869 U CN 201921295869U CN 210272019 U CN210272019 U CN 210272019U
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- wiring box
- copper bar
- square wiring
- square
- transformer
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Abstract
The utility model relates to an indoor heavy current termination of transformer, the transformer technical field that belongs to, including square wiring box, square wiring box one end is equipped with the mounting flange board that is the integration with square wiring box, the internal epoxy board that is equipped with of square wiring box, both ends all are equipped with the copper bar of being connected with epoxy board looks screw formula about the epoxy board, be equipped with a plurality of supporting insulator of being connected with copper bar looks screw formula between copper bar lower extreme and square wiring box, be equipped with insulator installation base between supporting insulator and square wiring box, be equipped with the heavy current sleeve pipe between copper bar and mounting flange board, be equipped with a plurality of flexible coupling support plates between heavy current sleeve pipe and copper bar. The device has the characteristics of convenience in installation, small occupied space, high structural strength and good operation stability. The shell circulation heating and the power supply loss caused by large-current transmission are reduced, and the loss is reduced. The sleeve damage caused by stress generated in failure is avoided.
Description
Technical Field
The utility model relates to a transformer technical field, concretely relates to indoor heavy current termination of transformer.
Background
The transformer indoor heavy current wiring device in the prior art, the outside is because of using conventional steel sheet welded structure, require used steel sheet thickness to reach more than 6mm, just can avoid the whole deformation that the welding leads to as far as possible, the circulation that inside heavy current transmission leads to can't be stopped generates heat and power loss, the installation hand hole can't be seted up to the drum type structure, it is inconvenient to install, inside adopts the mode that sleeve pipe and backstage direct copper bar are connected, it leads to size deviation to influence whole installation not have the adjustment part, the transition copper bar is square and is whole copper bar, the size is big, the current-carrying is big, weight is great, the whole weight of copper bar atress is in the sleeve pipe, lead to the flange oil leakage behind the horizontal leading-out wire casing pipe atress, lead to the sleeve pipe damage when serious, lead.
Disclosure of Invention
The utility model discloses mainly solve and have among the prior art that the installation is inconvenient, occupation space is big, structural strength hangs down and the poor not enough of operating stability, provide an indoor heavy current termination of transformer, it has simple to operate, occupation space is little, structural strength is high and the good characteristics of operating stability. The shell circulation heating and the power supply loss caused by large-current transmission are reduced, and the loss is reduced. The sleeve damage caused by stress generated in failure is avoided.
The above technical problem of the present invention can be solved by the following technical solutions:
the utility model provides an indoor heavy current termination of transformer, includes square wiring box, square wiring box one end be equipped with the mounting flange board that is the integration with square wiring box, square wiring box in be equipped with the epoxy board, the epoxy board about both ends all be equipped with the copper bar of epoxy board screw connection, copper bar lower extreme and square wiring box between be equipped with a plurality of support insulators of being connected with copper bar looks screw, support insulator and square wiring box between be equipped with insulator installation base, copper bar and mounting flange inter-plate be equipped with the heavy current sleeve pipe, heavy current sleeve pipe and copper bar between be equipped with a plurality of soft linking frame boards.
The molecular structure of the epoxy board is also called epoxy glass fiber board, and active epoxy groups are contained in the molecular structure, so that the epoxy board and various curing agents can generate cross-linking reaction to form insoluble and infusible high polymer with a three-dimensional network structure.
The supporting insulator is a special insulating control and can play an important role in an overhead transmission line. The early-year post insulator is mostly used for telegraph poles, and one end of a high-voltage wire connecting tower which is gradually developed is hung with a plurality of suspended insulators, so that the insulator is used for increasing creepage distance and is usually made of silica gel or ceramics, namely the insulator. The insulator plays two basic roles in an overhead transmission line, namely supporting a wire and preventing current from flowing back to the ground, and the two roles must be ensured, the insulator cannot generate flashover breakdown caused by change of environmental and electrical load conditions to fail, otherwise, the insulator can lose the function and the service life of the whole line can be damaged.
Preferably, the upper end face and the lower end face of the square wiring box body are respectively provided with a mounting hand hole disc communicated with the square wiring box body.
Preferably, the other end of the square wiring box body is provided with a round wiring box body in threaded sleeve joint with the square wiring box body.
Preferably, a sleeve fixing flange plate integrally welded with the mounting flange plate is arranged between the large-current sleeve and the mounting flange plate, and the sleeve fixing flange plate is connected with the large-current sleeve through a flange type bolt.
Preferably, the copper bar is in an L-shaped structure.
The utility model discloses can reach following effect:
the utility model provides an indoor heavy current termination of transformer compares with prior art, has simple to operate, occupation space is little, structural strength is high and operating stability is good characteristics. The shell circulation heating and the power supply loss caused by large-current transmission are reduced, and the loss is reduced. The sleeve damage caused by stress generated in failure is avoided.
Drawings
Fig. 1 is a front view structure diagram of the present invention.
Fig. 2 is a side view of the structure section of the present invention.
In the figure: the mounting flange plate 1, square wiring box 2, heavy current sleeve pipe 3, epoxy plate 4, copper bar 5, support insulator 6, insulator mounting base 7, circular wiring box 8, installation hand hole dish 9, flexible coupling mounting panel 10, sleeve pipe fixed flange dish 11.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): as shown in fig. 1 and fig. 2, the indoor large-current wiring device of the transformer comprises a square wiring box body 2, one end of the square wiring box body 2 is provided with a mounting flange plate 1 integrated with the square wiring box body 2, and the other end of the square wiring box body 2 is provided with a round wiring box body 8 in threaded sleeve connection with the square wiring box body 2. An epoxy plate 4 is arranged in the square wiring box body 2, copper bars 5 which are in screw connection with the epoxy plate 4 are arranged at the upper end and the lower end of the epoxy plate 4, and the copper bars 5 are of L-shaped structures. 2 supporting insulators 6 connected with 5 looks screw types of copper bar are arranged between the lower end of the copper bar 5 and the square wiring box body 2, an insulator mounting base 7 is arranged between the supporting insulators 6 and the square wiring box body 2, a large-current sleeve 3 is arranged between the copper bar 5 and the mounting flange plate 1, a sleeve fixing flange plate 11 integrally welded with the mounting flange plate 1 is arranged between the large-current sleeve 3 and the mounting flange plate 1, and the sleeve fixing flange plate 11 is connected with the large-current sleeve 3 through a flange type bolt. 4 flexible connection support plates 10 are arranged between the large-current sleeve 3 and the copper bar 5. The upper end face and the lower end face of the square wiring box body 2 are respectively provided with a mounting hand hole disc 9 communicated with the square wiring box body 2.
In conclusion, the transformer indoor large-current wiring device has the characteristics of convenience in installation, small occupied space, high structural strength and good operation stability. The shell circulation heating and the power supply loss caused by large-current transmission are reduced, and the loss is reduced. The sleeve damage caused by stress generated in failure is avoided.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without deviating from the basic characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In conclusion, the above description is only the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (5)
1. The utility model provides an indoor heavy current termination of transformer which characterized in that: including square wiring box (2), square wiring box (2) one end be equipped with be the mounting flange board (1) of integration with square wiring box (2), square wiring box (2) in be equipped with epoxy plate (4), epoxy plate (4) about both ends all be equipped with copper bar (5) of being connected with epoxy plate (4) looks screw formula, copper bar (5) lower extreme and square wiring box (2) between be equipped with a plurality of supporting insulator (6) of being connected with copper bar (5) looks screw formula, supporting insulator (6) and square wiring box (2) between be equipped with insulator installation base (7), copper bar (5) and mounting flange board (1) between be equipped with heavy current sleeve pipe (3), heavy current sleeve pipe (3) and copper bar (5) between be equipped with a plurality of soft linking bridge boards (10).
2. The indoor large-current wiring device of the transformer as claimed in claim 1, wherein: the upper end face and the lower end face of the square wiring box body (2) are respectively provided with a mounting hand hole disc (9) communicated with the square wiring box body (2).
3. The indoor large-current wiring device of the transformer as claimed in claim 1, wherein: the other end of the square wiring box body (2) is provided with a round wiring box body (8) which is in threaded sleeve joint with the square wiring box body (2).
4. The indoor large-current wiring device of the transformer as claimed in claim 2, wherein: the high-current bushing (3) and the mounting flange plate (1) are provided with a bushing fixed flange (11) which is integrally welded with the mounting flange plate (1), and the bushing fixed flange (11) is connected with the high-current bushing (3) through a flange type bolt.
5. The indoor large-current wiring device of the transformer as claimed in claim 1, wherein: the copper bar (5) is in an L-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921295869.8U CN210272019U (en) | 2019-08-12 | 2019-08-12 | Indoor heavy current termination of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921295869.8U CN210272019U (en) | 2019-08-12 | 2019-08-12 | Indoor heavy current termination of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210272019U true CN210272019U (en) | 2020-04-07 |
Family
ID=70016825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921295869.8U Active CN210272019U (en) | 2019-08-12 | 2019-08-12 | Indoor heavy current termination of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210272019U (en) |
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2019
- 2019-08-12 CN CN201921295869.8U patent/CN210272019U/en active Active
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