CN210805480U - Coil structure of dry-type capacitance-regulating transformer - Google Patents
Coil structure of dry-type capacitance-regulating transformer Download PDFInfo
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- CN210805480U CN210805480U CN201921242157.XU CN201921242157U CN210805480U CN 210805480 U CN210805480 U CN 210805480U CN 201921242157 U CN201921242157 U CN 201921242157U CN 210805480 U CN210805480 U CN 210805480U
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Abstract
The utility model provides a coil structure of a dry-type capacity-regulating transformer, which comprises a winding fetal membrane, a low-voltage coil layer, a high-voltage coil layer and an insulating cylinder; the low-voltage coil layer is wound on the winding tire membrane; the insulating cylinder is arranged close to the inner side wall of the high-voltage coil layer; the insulating cylinder is sleeved outside the low-voltage coil layer; the insulating cylinder comprises a cylinder body and an elastic limiting unit; the limiting units are uniformly fixed on the inner wall of the cylinder body; the limiting unit comprises an inner supporting part, a connecting rod and an outer supporting part; the outer supporting part is fixed on the inner wall of the cylinder body; the connecting rod is connected between the inner supporting part and the outer supporting part; the inner supporting part is arc-shaped; the inner support portion is matched with the low-voltage coil layer. The utility model discloses a barrel supports the outward flange on low-voltage coil layer through what outer supporting part, connecting rod and interior supporting part were firm to improved the steadiness of whole barrel, insulating properties is good, and pressure resistance is good.
Description
Technical Field
The utility model belongs to the technical field of the transformer, especially, relate to a coil structure of dry-type accent appearance transformer.
Background
The coil of a general transformer is sleeved on an iron core column, a low-voltage coil is arranged on an inner layer, a high-voltage coil is sleeved on an outer layer of the low-voltage coil, and an insulating cylinder is additionally arranged between the iron core of the transformer and the low-voltage coil so as to facilitate insulation and ensure the voltage resistance of the transformer. However, the insulation tube is not fixed or is not fixed firmly, and is easily displaced, so that the insulation effect of the insulation tube is poor, and the withstand voltage reliability is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dry-type is transferred and is held coil structure of transformer improves its insulating properties. In order to achieve the above purpose, the utility model adopts the following technical scheme:
a coil structure of a dry-type capacity-regulating transformer comprises a winding tire membrane, a low-voltage coil layer, a high-voltage coil layer and an insulating cylinder;
wherein the low voltage coil layer is wrapped around the wound fetal membrane;
the insulating cylinder is arranged close to the inner side wall of the high-voltage coil layer; the insulating cylinder is sleeved outside the low-voltage coil layer;
the insulating cylinder comprises a cylinder body and an elastic limiting unit; the limiting units are uniformly fixed on the inner wall of the cylinder body; the limiting unit comprises an inner supporting part, a connecting rod and an outer supporting part; the outer supporting part is fixed on the inner wall of the cylinder; the connecting rod is connected between the inner supporting part and the outer supporting part; the inner supporting part is arc-shaped; the inner support portion is matched with the low-voltage coil layer.
Preferably, the outer support is arcuate; the outer support portion protrudes toward the inner support portion.
Preferably, the connecting rods are symmetrically arranged; a spring is arranged between the connecting rods; and two ends of the spring are respectively fixed between the inner supporting part and the outer supporting part.
Preferably, the spring is centrally located.
Preferably, the connecting rod is disposed obliquely.
Preferably, the number of the limiting units is 6.
Compared with the prior art, the beneficial effects of the utility model are that: the inner supporting part supports against the low-voltage coil layer, and the barrel supports against the outer edge of the low-voltage coil layer stably through the outer supporting part, the connecting rod and the inner supporting part, so that the stability of the whole barrel is improved, the insulating property is good, and the voltage resistance is good.
Drawings
Fig. 1 is a cross-sectional view of a coil structure of a dry-type capacity-regulating transformer according to an embodiment of the present invention;
fig. 2 is a structural view of the stopper unit of fig. 1.
The coil comprises a winding tire membrane 1, a low-voltage coil layer 2, a high-voltage coil layer 3, a barrel 4, a limiting unit 5, an inner supporting part 51, a connecting rod 52, an outer supporting part 53 and a spring 6.
Detailed Description
The coil structure of the dry-type capacity-regulating transformer of the present invention will now be described in greater detail with reference to the schematic drawings, in which preferred embodiments of the present invention are shown, it being understood that those skilled in the art may modify the invention described herein while still achieving the advantageous effects of the present invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.
As shown in fig. 1-2, a coil structure of a dry-type capacity-regulating transformer includes a winding tire film 1, a low-voltage coil layer 2, a high-voltage coil layer 3 and an insulating cylinder;
the low-voltage coil layer 2 is wound on the winding tire membrane 1; the insulating cylinder is arranged close to the inner side wall of the high-voltage coil layer 3; the insulating cylinder is sleeved outside the low-voltage coil layer 2;
the insulating cylinder comprises a cylinder body 4 and an elastic limiting unit 5; the limiting units 5 are uniformly fixed on the inner wall of the cylinder 4;
the spacing unit 5 comprises an inner support part 51, a connecting rod 52 and an outer support part 53; the outer support part 53 is fixed on the inner wall of the cylinder 4; a connecting rod 52 is connected between the inner support 51 and the outer support 53; the inner support portion 51 is arc-shaped; the inner support 51 cooperates with the low voltage coil layer 2.
In the present embodiment, the outer support portion 53 is arc-shaped; the outer support portion 53 protrudes toward the inner support portion 51. That is, the outer support portion 53 protrudes inward, and the inner support portion 51 protrudes outward. The low voltage coil layer 2 abuts against the inner support 51, thereby abutting the entire insulation cylinder between the low voltage coil layer 2 and the high voltage coil layer 3. When external force is applied, the outer supporting part 53, the inner supporting part 51 and the connecting rod 52 can buffer the influence of the external force on the cylinder 4, so that the cylinder 4 is not easy to shake and has good stability.
In the present embodiment, the connecting rods 52 are symmetrically arranged; a spring 6 is arranged between the connecting rods 52; the spring 6 is fixed at both ends between the inner support 51 and the outer support 53, respectively. The symmetrical arrangement of the connecting rods 52 and the action of the springs 6 are both to improve the stability of the cylinder 4. Further, the spring 6 is centrally disposed.
In the present embodiment, the connecting rod 52 is disposed obliquely. Specifically, the outer section of the connecting rod 52 is inclined toward the other connecting rod 52.
In the present embodiment, the number of the limiting units is 6.
To sum up, in the embodiment of the utility model provides an among the coil structure of dry-type accent appearance transformer, interior support portion 51 supports low voltage coil layer 2, and barrel 4 supports the outward flange on low voltage coil layer 2 through what outer support portion 53, connecting rod 52 and interior support portion 51 were firm to improved the steadiness of whole barrel 4, insulating properties is good, and voltage resistance is good.
The above description is only for the preferred embodiment of the present invention, and does not limit the present invention. Any technical personnel who belongs to the technical field, in the scope that does not deviate from the technical scheme of the utility model, to the technical scheme and the technical content that the utility model discloses expose do the change such as the equivalent replacement of any form or modification, all belong to the content that does not break away from the technical scheme of the utility model, still belong to within the scope of protection of the utility model.
Claims (6)
1. A coil structure of a dry-type capacity-regulating transformer is characterized by comprising a winding tire membrane, a low-voltage coil layer, a high-voltage coil layer and an insulating cylinder;
wherein the low voltage coil layer is wrapped around the wound fetal membrane;
the insulating cylinder is arranged close to the inner side wall of the high-voltage coil layer; the insulating cylinder is sleeved outside the low-voltage coil layer;
the insulating cylinder comprises a cylinder body and an elastic limiting unit; the limiting units are uniformly fixed on the inner wall of the cylinder body; the limiting unit comprises an inner supporting part, a connecting rod and an outer supporting part; the outer supporting part is fixed on the inner wall of the cylinder; the connecting rod is connected between the inner supporting part and the outer supporting part; the inner supporting part is arc-shaped; the inner support portion is matched with the low-voltage coil layer.
2. The coil structure of a dry type capacity regulating transformer as claimed in claim 1, wherein the outer support portion is arc-shaped; the outer support portion protrudes toward the inner support portion.
3. The coil structure of a dry-type capacitance-regulating transformer according to claim 1, wherein the connecting rods are symmetrically arranged; a spring is arranged between the connecting rods; and two ends of the spring are respectively fixed between the inner supporting part and the outer supporting part.
4. A coil structure of a dry-type capacitance regulating transformer according to claim 3, wherein the spring is centrally disposed.
5. A coil structure of a dry type capacity regulating transformer according to claim 3, wherein the connection rod is disposed obliquely.
6. The coil structure of a dry-type capacitance regulating transformer according to claim 1, wherein the number of the limiting units is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921242157.XU CN210805480U (en) | 2019-08-02 | 2019-08-02 | Coil structure of dry-type capacitance-regulating transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921242157.XU CN210805480U (en) | 2019-08-02 | 2019-08-02 | Coil structure of dry-type capacitance-regulating transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210805480U true CN210805480U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921242157.XU Active CN210805480U (en) | 2019-08-02 | 2019-08-02 | Coil structure of dry-type capacitance-regulating transformer |
Country Status (1)
| Country | Link |
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| CN (1) | CN210805480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116525324A (en) * | 2023-06-14 | 2023-08-01 | 双城市国开电气制造有限公司 | 35KV dry type vacuum on-load tap switch |
-
2019
- 2019-08-02 CN CN201921242157.XU patent/CN210805480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116525324A (en) * | 2023-06-14 | 2023-08-01 | 双城市国开电气制造有限公司 | 35KV dry type vacuum on-load tap switch |
| CN116525324B (en) * | 2023-06-14 | 2023-10-20 | 双城市国开电气制造有限公司 | 35KV dry type vacuum on-load tap switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210111 Address after: 242000 No.36 Chuangye Road, Xuancheng economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee after: XUANCHENG SHENBIAN TRANSFORMER Co.,Ltd. Address before: 201506 Building 2, No. 4185, Tingwei Road, Jinshan Industrial Zone, Jinshan District, Shanghai Patentee before: CHINA ZHONGBIAN GROUP SHANGHAI TRANSFORMER Co.,Ltd. |
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| TR01 | Transfer of patent right |