CN204242801U - Voltage transformer and pin configuration thereof - Google Patents
Voltage transformer and pin configuration thereof Download PDFInfo
- Publication number
- CN204242801U CN204242801U CN201420642725.6U CN201420642725U CN204242801U CN 204242801 U CN204242801 U CN 204242801U CN 201420642725 U CN201420642725 U CN 201420642725U CN 204242801 U CN204242801 U CN 204242801U
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- CN
- China
- Prior art keywords
- shielded
- plate tube
- conductive seat
- pin configuration
- switching conductive
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Abstract
The utility model relates to a kind of voltage transformer and pin configuration thereof, voltage transformer comprises instrument transformer device body and pin configuration, pin configuration comprises disc insulator and shielded-plate tube, the extraction wire that lower end is connected with instrument transformer device body is equipped with in shielded-plate tube, the center conductor of disc insulator is provided with switching conductive seat, the upper end of described extraction wire is fixed on described switching conductive seat by conductor connecting structure, and the upper end of described shielded-plate tube is fixed on described switching conductive seat by shielded-plate tube syndeton.The utility model solve in existing pin configuration because shielded-plate tube with draw wire and share same syndeton and cause drawing wire and be subject to shielded-plate tube and affect and the problem that comes off.
Description
Technical field
The utility model relates to a kind of voltage transformer and pin configuration thereof.
Background technology
Existing voltage transformer is " a kind of voltage transformer " disclosed in Chinese patent CN201584284U, this voltage transformer comprises instrument transformer device body and pin configuration, pin configuration comprises disc insulator and shielded-plate tube, the upper end of shielded-plate tube is provided with end cap, end cap is provided with the bolt penetration hole that axis extends along the vertical direction, the center conductor of disc insulator is provided with the screwed hole corresponding with bolt penetration hole, the clamping screw realizing being fixed on by shielded-plate tube on disc insulator is coated with in bolt penetration hole and screwed hole, also be pressed with extraction wire between clamping screw and end cap simultaneously.Existing this pin configuration Problems existing is: owing to drawing the existence of wire, thus clamping screw revolve can not be too tight, if shielded-plate tube shakes, draw wire and clamping screw is just easy to come off, cause voltage transformer normally to use; In addition owing to screwing clamping screw on the downside of needs end cap, so shielded-plate tube must make straight tube, this will cause shielded-plate tube can not get out of the way some parts of instrument transformer device body, brings very large problem to the assembling of voltage transformer and use; The length of shielded-plate tube is longer, wants clamping screw spinning to be made clamping screw be compressed by extraction wire and be not easy in screwed hole simultaneously, causes the efficiency of assembling of voltage transformer lower.
Utility model content
The purpose of this utility model is to provide a kind of pin configuration, with solve in existing pin configuration because shielded-plate tube with draw wire and share same syndeton and cause drawing wire and be subject to shielded-plate tube and affect and the problem that comes off; The purpose of this utility model is also to provide a kind of voltage transformer using this pin configuration.
In order to solve the problem, in the utility model, the technical scheme of voltage transformer is:
A kind of voltage transformer, comprise instrument transformer device body and pin configuration, pin configuration comprises disc insulator and shielded-plate tube, the extraction wire that lower end is connected with instrument transformer device body is equipped with in shielded-plate tube, the center conductor of disc insulator is provided with switching conductive seat, the upper end of described extraction wire is fixed on described switching conductive seat by conductor connecting structure, and the upper end of described shielded-plate tube is fixed on described switching conductive seat by shielded-plate tube syndeton.
Described conductor connecting structure comprises the line pressing bolt of spinning on described switching conductive seat, and described line pressing bolt is positioned at described shielded-plate tube.
Described shielded-plate tube upper end is arranged with in the outer of described conductor connecting structure edge of turning up, described shielded-plate tube syndeton comprises the pressing plate be packed in by the first bolt fastening structure on described switching conductive seat, pressing plate is sheathed on described shielded-plate tube, and described outer turning edge is located between described switching conductive seat and pressing plate.
Described shielded-plate tube is a bend pipe structure with turning.
Described switching conductive seat is installed on described center conductor by the second bolt fastening structure, and the switching upper surface of conductive seat and the lower surface of described center conductor are put being sticked.
In the utility model, the technical scheme of pin configuration is:
A kind of pin configuration of voltage transformer, comprise disc insulator and shielded-plate tube, the center conductor of disc insulator is provided with switching conductive seat, switching conductive seat is provided with the conductor connecting structure be fixedly connected with for corresponding extraction wire upper end, the upper end of described shielded-plate tube is fixed on described switching conductive seat by shielded-plate tube syndeton.
Described conductor connecting structure comprises the line pressing bolt of spinning on described switching conductive seat, and described line pressing bolt is positioned at described shielded-plate tube.
Described shielded-plate tube upper end is arranged with in the outer of described conductor connecting structure edge of turning up, described shielded-plate tube syndeton comprises the pressing plate be packed in by the first bolt fastening structure on described switching conductive seat, pressing plate is sheathed on described shielded-plate tube, and described outer turning edge is located between described switching conductive seat and pressing plate.
Described shielded-plate tube is a bend pipe structure with turning.
Described switching conductive seat is installed on described center conductor by the second bolt fastening structure, and the switching upper surface of conductive seat and the lower surface of described center conductor are put being sticked.
The beneficial effects of the utility model are: the extraction wire in the utility model is fixed on switching conductive seat by conductor connecting structure, the upper end of shielded-plate tube is fixed on described switching conductive seat by shielded-plate tube syndeton, extraction wire and shielded-plate tube use different fixed connection structures to fix, even if rocking appears in shielded-plate tube, also can not have influence on extraction wire, therefore can ensure the normal use of drawing wire.
Further extraction wire is fixed on switching conductive seat by line pressing bolt, and connection procedure is simple and convenient, and line pressing bolt is positioned at shielded-plate tube and then ensure that the shielding completely of drawing wire, and drawing wire does not have exposed area.
Further, shielded-plate tube outer turns edge and is sandwiched and fixed between switching conductive seat and pressing plate, and the fixed form of shielded-plate tube is simple and be easy to realize.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of voltage transformer in the utility model;
Fig. 2 is the A place enlarged drawing in Fig. 1.
Embodiment
The embodiment of voltage transformer is as shown in Figure 1 and 2: comprise instrument transformer device body and pin configuration, pin configuration comprises disc insulator 10 and shielded-plate tube 2, the extraction wire 3 that lower end is connected with instrument transformer device body is equipped with in shielded-plate tube 2, the center conductor 1 of disc insulator is fixed with switching conductive seat 4 by the second bolt fastening structure, the switching upper end of conductive seat and the lower surface of center conductor are put being sticked, and the second bolt fastening structure comprises the second clamping screw 6 be threaded onto on switching conductive seat 4 and center conductor that axis extends along the vertical direction.The upper end of drawing wire is fixed on switching conductive seat by conduction connecting structure, and conduction connecting structure comprises spinning in the line pressing bolt 7 of switching conductive seat lower end, and line pressing bolt is positioned at shielded-plate tube.The upper end of shielded-plate tube 2 is fixed on switching conductive seat by shielded-plate tube syndeton, shielded-plate tube upper end is turned up along 8 in outer being arranged with of conductor connecting structure, shielded-plate tube syndeton comprise by the first bolt fastening structure be installed in switching conductive seat on pressing plate 5, pressing plate is sheathed on shielded-plate tube, turn edge outward 8 be located in switching conductive seat 4 and pressing plate 5 between, the first bolt fastening structure comprise be threaded onto pressing plate with switching conductive seat on the first clamping screw 9.Shielded-plate tube is a bend pipe structure with turning, and such shielded-plate tube can get out of the way some parts of instrument transformer device, the installation of more convenient shielded-plate tube.
When assembling, the second clamping screw is first used to be installed on center conductor by switching conductive seat, then the upper end of extraction wire is installed in the lower end of switching conductive seat by line pressing bolt, finally by pressing plate and the first clamping screw, shielded-plate tube upper end is fixedly arranged on switching conductive seat.Whole assembling process is simple and convenient, and drawing wire does not have outer dew point, effectively can avoid the Insulation Problems brought because exposing; Draw wire to be fixed by line pressing bolt, concentricity and the gap of switching conductive seat and pressing plate are all greatly improved, and are conducive to the optimization of the built-in electrical insulation of product; Shielded-plate tube can make the bend pipe structure with turning, conveniently abdicates space for instrument transformer device body.
In other embodiment of this voltage transformer: when not needing to step down for instrument transformer device body, shielded-plate tube also can be straight tube structure; Switching conductive seat and center conductor can also be one-body molded, the part of conductive seat as center conductor of now transferring; Shielded-plate tube syndeton also can be Welding Structure, and now shielded-plate tube is fixedly welded on bonding conductive seat; Conductor connecting structure also can be Welding Structure, now draws wire bonds and is fixed on switching conductive seat.
The embodiment of pin configuration is as shown in Figure 1 and 2: the concrete structure of pin configuration is identical with the pin configuration in above-mentioned each voltage transformer embodiment, is not described in detail in this.
Claims (10)
1. a voltage transformer, comprise instrument transformer device body and pin configuration, pin configuration comprises disc insulator and shielded-plate tube, the extraction wire that lower end is connected with instrument transformer device body is equipped with in shielded-plate tube, it is characterized in that: the center conductor of disc insulator is provided with switching conductive seat, the upper end of described extraction wire is fixed on described switching conductive seat by conductor connecting structure, and the upper end of described shielded-plate tube is fixed on described switching conductive seat by shielded-plate tube syndeton.
2. voltage transformer according to claim 1, is characterized in that: described conductor connecting structure comprises the line pressing bolt of spinning on described switching conductive seat, and described line pressing bolt is positioned at described shielded-plate tube.
3. voltage transformer according to claim 1, it is characterized in that: described shielded-plate tube upper end is arranged with in the outer of described conductor connecting structure edge of turning up, described shielded-plate tube syndeton comprises the pressing plate be packed in by the first bolt fastening structure on described switching conductive seat, pressing plate is sheathed on described shielded-plate tube, and described outer turning edge is located between described switching conductive seat and pressing plate.
4. voltage transformer according to claim 3, is characterized in that: described shielded-plate tube is a bend pipe structure with turning.
5. the voltage transformer according to claim 1 ~ 4 any one, is characterized in that: described switching conductive seat is installed on described center conductor by the second bolt fastening structure, and the switching upper surface of conductive seat and the lower surface of described center conductor are put being sticked.
6. the pin configuration of a voltage transformer, comprise disc insulator and shielded-plate tube, it is characterized in that: the center conductor of disc insulator is provided with switching conductive seat, switching conductive seat is provided with the conductor connecting structure be fixedly connected with for corresponding extraction wire upper end, the upper end of described shielded-plate tube is fixed on described switching conductive seat by shielded-plate tube syndeton.
7. pin configuration according to claim 6, is characterized in that: described conductor connecting structure comprises the line pressing bolt of spinning on described switching conductive seat, and described line pressing bolt is positioned at described shielded-plate tube.
8. pin configuration according to claim 6, it is characterized in that: described shielded-plate tube upper end is arranged with in the outer of described conductor connecting structure edge of turning up, described shielded-plate tube syndeton comprises the pressing plate be packed in by the first bolt fastening structure on described switching conductive seat, pressing plate is sheathed on described shielded-plate tube, and described outer turning edge is located between described switching conductive seat and pressing plate.
9. pin configuration according to claim 8, is characterized in that: described shielded-plate tube is a bend pipe structure with turning.
10. the pin configuration according to claim 6 ~ 9 any one, is characterized in that: described switching conductive seat is installed on described center conductor by the second bolt fastening structure, and the switching upper surface of conductive seat and the lower surface of described center conductor are put being sticked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420642725.6U CN204242801U (en) | 2014-10-31 | 2014-10-31 | Voltage transformer and pin configuration thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420642725.6U CN204242801U (en) | 2014-10-31 | 2014-10-31 | Voltage transformer and pin configuration thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204242801U true CN204242801U (en) | 2015-04-01 |
Family
ID=52772263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420642725.6U Expired - Fee Related CN204242801U (en) | 2014-10-31 | 2014-10-31 | Voltage transformer and pin configuration thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204242801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361985A (en) * | 2014-10-31 | 2015-02-18 | 平高集团有限公司 | Voltage transformer and lead wire structure thereof |
-
2014
- 2014-10-31 CN CN201420642725.6U patent/CN204242801U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361985A (en) * | 2014-10-31 | 2015-02-18 | 平高集团有限公司 | Voltage transformer and lead wire structure thereof |
| CN104361985B (en) * | 2014-10-31 | 2017-07-28 | 平高集团有限公司 | A kind of voltage transformer and its pin configuration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20211031 |