CN215007868U - Station transformer with cable box - Google Patents
Station transformer with cable box Download PDFInfo
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- CN215007868U CN215007868U CN202121313136.XU CN202121313136U CN215007868U CN 215007868 U CN215007868 U CN 215007868U CN 202121313136 U CN202121313136 U CN 202121313136U CN 215007868 U CN215007868 U CN 215007868U
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- cable box
- transformer
- copper bar
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Abstract
A transformer with a cable box for a station relates to the field of transformers. The transformer is mainly designed for solving the problem that the cable connection of the existing transformer for the station and the main transformer occupies a large space. The transformer comprises a transformer box body and a box cover, wherein leading-out wires of a high-voltage winding and a low-voltage winding are connected to the tail parts of a high-voltage sleeve and a low-voltage sleeve respectively; the box cover is provided with a base, the first cable box is connected with the base, the high-voltage sleeve and the low-voltage sleeve are positioned in the first cable box, and the side surface of the first cable box is provided with a hole; the second cable box is connected to the first cable box, the second cable box is connected to the station transformer through a support, a post insulator and a molded case circuit breaker are arranged in the second cable box, and the molded case circuit breaker is connected to the second cable box; the copper bar for the head of the low-voltage sleeve is turned into 90 degrees, the copper bar is connected to a post insulator, the upper portion of the molded case circuit breaker is provided with the flexible connecting copper bar, the lower portion of the molded case circuit breaker is provided with the cable fixing cable through the cable head, the copper bar is connected with the flexible connecting copper bar, and the bottom of the second cable box is provided with a cable connector. The advantage is that the occupation space is little.
Description
The technical field is as follows:
the utility model relates to a transformer field specifically is a transformer is used in station that relates to a movable transformer is with electrified cable box.
Background art:
the transformer for the station is a step-down transformer for the power consumption of the transformer substation, the high-voltage side of the transformer for the station is connected to the output end of the main transformer, the low-voltage side of the transformer for the station provides alternating current for equipment in the transformer substation, such as a protection screen, an energy storage motor in a high-voltage switch cabinet, an SF6 switch energy storage, a main transformer on-load voltage regulation mechanism and the like, and a protection device is installed between the main transformer and the transformer for the station in a conventional transformer substation and keeps a certain installation distance.
The existing station transformer is connected with the main transformer through a cable, the cable is exposed in the air, the installation distance is long, the occupied space is large, and the transportation is inconvenient.
The invention content is as follows:
the utility model aims to solve the technical problem that a transformer is used in station with cable box of the synthetic integrative cable box of inlet wire end and leading-out terminal is provided.
The above object is achieved by: the transformer comprises a transformer box body, a box cover is connected to the top of the box body through bolts, an iron core and a winding are arranged in the box body, leading-out wires of a high-voltage winding and a low-voltage winding are respectively connected to the tail parts of a high-voltage sleeve and a low-voltage sleeve, and the high-voltage sleeve and the low-voltage sleeve extend out of the box cover;
the difference is that: the box cover is welded with a base, the base is provided with a light hole, the first cable box and the base are fastened together by bolts, a high-voltage sleeve and a low-voltage sleeve extending out of the box cover are positioned in the first cable box, and the side surface of the first cable box is provided with a hole; the second cable box is connected to the first cable box outside the hole through a flange, the lower part of the second cable box is connected with the lower part of the station transformer through a bracket, a post insulator and a molded case circuit breaker are arranged in the second cable box, and the molded case circuit breaker is connected to the second cable box through the bracket;
the copper bar is connected to a post insulator after passing through an opening in the side face of the first cable box, an A.B.C.N flexible copper bar is installed on the upper portion of the molded case circuit breaker, a cable head fixing cable is used on the lower portion of the molded case circuit breaker, the copper bar is connected with the flexible copper bar, a cable joint is installed at the bottom of the second cable box, and the cable is led out through the cable joint.
The utility model has the advantages that: the integrated cable box has the advantages of compact structure, small occupied space and convenient transportation and use.
Description of the drawings:
fig. 1 is a schematic front view of the present invention;
fig. 2 is a schematic top view of the present invention.
The specific implementation mode is as follows:
the present invention will be further explained with reference to fig. 1 and 2;
the transformer comprises a transformer box body 1, a box cover 2 is connected to the top of the box body through bolts, an iron core and a winding are arranged in the box body, leading-out wires of a high-voltage winding and a low-voltage winding are respectively connected to the tail parts of a high-voltage sleeve 3 and a low-voltage sleeve 4, and the high-voltage sleeve and the low-voltage sleeve extend out of the box cover;
the box cover is welded with a base 5, the base is provided with a unthreaded hole, a first cable box 6 and the base are fastened together by bolts, a high-voltage sleeve and a low-voltage sleeve extending out of the box cover are positioned in the first cable box, and the side surface of the first cable box is provided with a hole; a second cable box 7 is connected to the first cable box outside the hole through a flange, the lower part of the second cable box is connected with the lower part of the station transformer through a bracket 8, a post insulator 9 and a molded case circuit breaker 10 are arranged in the second cable box, and the molded case circuit breaker is connected to the second cable box through the bracket;
the copper bar 11 for the head of the low-voltage sleeve is turned into 90 degrees (namely the head of the low-voltage sleeve is connected with the copper bar which is transversely arranged), the copper bar is connected to a post insulator after passing through an opening on the side surface of the first cable box, an A.B.C.N flexible copper bar 12 is installed on the upper portion of the molded case circuit breaker, a cable 13 is fixed on the lower portion of the molded case circuit breaker through the cable head, the copper bar is connected with the flexible copper bar, a cable joint 14 is installed at the bottom of the second cable box, and the cable is led out through the cable joint.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (1)
1. A transformer with a cable box for a station comprises a transformer box body (1), a box cover (2) is connected to the top of the box body through bolts, an iron core and a winding are arranged in the box body, a high-voltage winding and a low-voltage winding are respectively connected to the tail parts of a high-voltage sleeve (3) and a low-voltage sleeve (4) through outgoing lines, and the high-voltage sleeve and the low-voltage sleeve extend out of the box cover; the method is characterized in that:
a base (5) is welded on the box cover, a unthreaded hole is formed in the base, a first cable box (6) and the base are fastened together through bolts, a high-voltage sleeve and a low-voltage sleeve extending out of the box cover are positioned in the first cable box, and a hole is formed in the side surface of the first cable box; a second cable box (7) is connected to the first cable box outside the hole through a flange, the lower part of the second cable box is connected with the lower part of the station transformer through a bracket (8), a post insulator (9) and a molded case circuit breaker (10) are arranged in the second cable box, and the molded case circuit breaker is connected to the second cable box through the bracket;
turn into 90 with copper bar (11) for the low-voltage bushing head, the copper bar passes through the back from the opening of first cable box side and connects on post insulator, and flexible copper bar (12) of linking are installed to moulded case circuit breaker upper portion, and cable head fixed cable (13) are used to moulded case circuit breaker lower part, and the copper bar is connected with the flexible copper bar that links, and cable joint (14) are installed to second cable box bottom, draw the cable out through this cable joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121313136.XU CN215007868U (en) | 2021-06-12 | 2021-06-12 | Station transformer with cable box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121313136.XU CN215007868U (en) | 2021-06-12 | 2021-06-12 | Station transformer with cable box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215007868U true CN215007868U (en) | 2021-12-03 |
Family
ID=79127711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121313136.XU Active CN215007868U (en) | 2021-06-12 | 2021-06-12 | Station transformer with cable box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215007868U (en) |
-
2021
- 2021-06-12 CN CN202121313136.XU patent/CN215007868U/en active Active
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