CN210805502U - Current transformer mounting structure easy to assemble and disassemble - Google Patents
Current transformer mounting structure easy to assemble and disassemble Download PDFInfo
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- CN210805502U CN210805502U CN201922350026.XU CN201922350026U CN210805502U CN 210805502 U CN210805502 U CN 210805502U CN 201922350026 U CN201922350026 U CN 201922350026U CN 210805502 U CN210805502 U CN 210805502U
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Abstract
The utility model discloses a current transformer mounting structure of easy dismouting, including the mutual-inductor main part, perforation has been seted up to both ends surface intermediate position around the mutual-inductor main part, the lower extreme fixed surface of mutual-inductor main part installs the base, and the front end surface both sides of base all are equipped with binding post, the lower extreme fixed surface of base installs first fixed plate, and the lower extreme movable mounting of first fixed plate has the second fixed plate, movable mounting has the slider between first fixed plate and the second fixed plate, adjacent two fixed mounting has the aluminum sheet between the second fixed plate, first fixed orifices has been seted up to the lower extreme surface of first fixed plate. The utility model discloses, possess multiple mounting means, can install the mutual-inductor in different positions, can fix the wire winding, avoid the wire winding because of self gravity tenesmus, influence the stability of wire winding connection, increased the pleasing to the eye of wire winding connection simultaneously.
Description
Technical Field
The utility model relates to a current transformer technical field specifically is a current transformer mounting structure of easy dismouting.
Background
The current transformer principle is based on the electromagnetic induction principle, the current transformer is composed of a closed iron core and a winding, the number of turns of a primary side winding of the current transformer is small, and the primary side winding is connected in series in a circuit of current to be measured, so that all current of the circuit always flows through the current transformer, the number of turns of a secondary side winding is large, the current transformer is connected in series in a measuring instrument and a protection loop, when the current transformer works, a secondary side loop of the current transformer is always closed, therefore, the impedance of the series coil of the measuring instrument and the protection loop is small, the working state of the current transformer is close to a short circuit, the current transformer converts large primary side current into small secondary side current for use, the secondary side cannot be opened, and the current transformer has the function of converting primary current with large value into secondary current with small.
Current transformer on market is connected with the mounting panel at the lower extreme, utilizes the mounting panel with on the fixed object of current transformer installation, its mounting structure is simple, and is quick detachable, but current transformer mounting structure has certain defect: 1. the mounting means is single, only can fix at level and smooth wall, 2, can not fix the winding, and the winding can be because of self gravity tenesmus, influences the stability that the winding is connected, influences simultaneously that the winding is pleasing to the eye.
Therefore, the current transformer mounting structure easy to assemble and disassemble is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a current transformer mounting structure of easy dismouting possesses multiple mounting means, can install the mutual-inductor in different positions, can fix the wire winding, avoids the wire winding because of self gravity tenesmus, influences the stability that the wire winding is connected, has increased the pleasing to the eye that the wire winding is connected simultaneously to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a current transformer mounting structure of easy dismouting, includes the mutual-inductor main part, both ends surface intermediate position has seted up the perforation around the mutual-inductor main part, the lower extreme external fixed surface of mutual-inductor main part installs the base, and the front end surface both sides of base all are equipped with binding post, the lower extreme external fixed surface of base installs first fixed plate, and the lower extreme movable mounting of first fixed plate has the second fixed plate, movable mounting has the slider between first fixed plate and the second fixed plate, adjacent two fixed mounting has the aluminum sheet between the second fixed plate, first fixed orifices has been seted up to the lower extreme surface of first fixed plate, and both ends have all seted up the spout around the lower extreme surface of first fixed plate, the second fixed orifices has been seted up to the upper end surface of second fixed plate.
When the current transformer is installed, the second fixing plate and the aluminum sheet can be unfolded, then the fixing bolt is penetrated into the first fixing hole and the second fixing hole, the transformer main body is installed on a flat wall surface through the first fixing plate and the second fixing plate, or the second fixing plate is drawn together through the sliding block sliding in the sliding chute, the aluminum sheet is bent into an arc shape through the extrusion of the second fixing plate, the transformer main body can be installed on a pipeline through the arc aluminum sheet, the transformer main body is more convenient to install through various installation modes, when a winding wire passes through the transformer main body through a perforation, the second rotating shaft is pressed towards the inside of the first rotating shaft, the second rotating shaft is meshed with the second thread on the inner wall of the first rotating shaft through the first thread to drive the first rotating shaft to rotate, the winding wire is wound on the surface of the winding wire through the first rotating shaft, then the winding wire passes through the transformer main body, and passes through the transformer main body through the perforation, loosen the second pivot, the coil spring resets this moment, drives first pivot gyration, and the coil spring resets and scatters, forces the rubber sleeve to expand all around, utilizes the rubber sleeve to support the wire winding and press at the perforation inner wall to fix a position the wire winding, avoid the wire winding because of self gravity tenesmus, influence the stability that the wire winding is connected, increased the pleasing to the eye that the wire winding is connected simultaneously.
Preferably, the equal fixed mounting in both ends has first pivot about the fenestrate lower extreme internal surface between two adjacent supports of support upper end position movable mounting, the surface coating of first pivot has the coil spring, and the surface coating of coil spring has the rubber sleeve, the inside of first pivot is run through there is the second pivot, and the surface of second pivot has seted up first screw thread, the second screw thread has been seted up to the internal surface of first pivot.
When the rich line passes the mutual-inductor main part through the perforation, turn the second to the inside pressing of first pivot, the second pivot is through the second screw-thread engagement of first screw thread and first pivot inner wall, it takes place rotatoryly to drive first pivot, twine the coil spring on its surface through the rotation of first pivot, then will be rich in the line and pass the mutual-inductor main part, after rich line passes the mutual-inductor main part through the perforation, loosen the second pivot, the coil spring resets this moment, drive first pivot gyration, the coil spring resets and scatters, force the rubber sleeve to expand all around, utilize the rubber sleeve to support the wire winding and press at the perforation inner wall, thereby fix a position the wire winding, avoid the wire winding to weigh down because of self gravity, influence the stability of wire winding connection, the pleasing to the eye of wire winding connection has been.
Preferably, the outer surfaces of the upper end and the lower end of the second rotating shaft are provided with limiting blocks at positions close to the rear end, and the diameter of the opening at the front end of the first rotating shaft is smaller than the sum of the length of the limiting block and the diameter of the second rotating shaft.
The second rotating shaft is provided with a limiting block, and meanwhile, a connecting port of the first rotating shaft and the second rotating shaft is reduced, so that the second rotating shaft is prevented from being separated from the first rotating shaft.
Preferably, the first thread and the second thread are oppositely arranged.
The first thread and the second thread are oppositely arranged, and the second rotating shaft can drive the first rotating shaft to rotate when penetrating into the first rotating shaft.
Preferably, the sliding block is movably arranged inside the sliding groove.
The second fixing plate is moved by the sliding of the slider in the slide groove.
Preferably, the sum of the lengths of the second fixing plate and the aluminum sheet is equal to the length of the first fixing plate, and when the second fixing plate and the aluminum sheet are unfolded, the second fixing hole in the second fixing plate and the first fixing hole in the first fixing plate, which is far away from the first fixing plate, are located on the same vertical plane.
When the second fixed plate and the aluminum sheet expand, the first fixed hole and the second fixed hole are located on the same vertical plane, and the fixing bolt is convenient to penetrate into the first fixed hole and the second fixed hole to install and fix the transformer main body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the current transformer is installed, the second fixing plate and the aluminum sheet can be unfolded, then the fixing bolt penetrates into the first fixing hole and the second fixing hole, the transformer main body is installed on a flat wall surface through the first fixing plate and the second fixing plate, the second fixing plate can also slide in the sliding groove through the sliding block and be drawn close together, the aluminum sheet is bent into an arc shape through extrusion of the second fixing plate, the transformer main body can be installed on a pipeline through the arc-shaped aluminum sheet, and the transformer main body is more convenient to install through multiple installation modes;
2. when the rich line passes the mutual-inductor main part through the perforation, turn the second to the inside pressing of first pivot, the second pivot is through the second screw-thread engagement of first screw thread and first pivot inner wall, it takes place rotatoryly to drive first pivot, twine the coil spring on its surface through the rotation of first pivot, then will be rich in the line and pass the mutual-inductor main part, after rich line passes the mutual-inductor main part through the perforation, loosen the second pivot, the coil spring resets this moment, drive first pivot gyration, the coil spring resets and scatters, force the rubber sleeve to expand all around, utilize the rubber sleeve to support the wire winding and press at the perforation inner wall, thereby fix a position the wire winding, avoid the wire winding to weigh down because of self gravity, influence the stability of wire winding connection, the pleasing to the eye of wire winding connection has been.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a first fixing plate and a second fixing plate of the present invention;
fig. 3 is a combined view of the bracket and the first rotating shaft of the present invention;
fig. 4 is a combined view of the first rotating shaft and the second rotating shaft of the present invention.
In the figure: 1. a transformer body; 2. perforating; 3. a base; 4. a wiring terminal; 5. a first fixing plate; 6. a second fixing plate; 7. a slider; 8. aluminum sheets; 9. a support; 10. a first rotating shaft; 11. a coil spring; 12. a rubber sleeve; 13. a first fixing hole; 14. a chute; 15. a second fixing hole; 16. a second rotating shaft; 17. a first thread; 18. a second thread.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution:
a current transformer mounting structure easy to assemble and disassemble is disclosed, as shown in figure 1, and comprises a transformer main body 1, a perforation hole 2 is arranged at the middle position of the outer surfaces of the front end and the rear end of the transformer main body 1, a base 3 is fixedly arranged on the outer surface of the lower end of the transformer main body 1, both sides of the outer surface of the front end of the base 3 are respectively provided with a wiring terminal 4, a first fixing plate 5 is fixedly arranged on the outer surface of the lower end of the base 3, a second fixing plate 6 is movably arranged at the lower end of the first fixing plate 5, a slide block 7 is movably arranged between the first fixing plate 5 and the second fixing plate 6, an aluminum sheet 8 is fixedly arranged between two adjacent second fixing plates 6, a first rotating shaft 10 is movably arranged at the upper end position between two adjacent brackets 9 and fixedly arranged at the front end and the rear end of, and the outer surface of the coil spring 11 is wrapped with a rubber sleeve 12;
as shown in fig. 2, the outer surface of the lower end of the first fixing plate 5 is provided with a first fixing hole 13, the front end and the rear end of the outer surface of the lower end of the first fixing plate 5 are both provided with sliding grooves 14, and the outer surface of the upper end of the second fixing plate 6 is provided with a second fixing hole 15;
as shown in fig. 3 to 4, a second rotating shaft 16 penetrates through the first rotating shaft 10, a first thread 17 is formed on an outer surface of the second rotating shaft 16, and a second thread 18 is formed on an inner surface of the first rotating shaft 10.
By adopting the technical scheme, when the current transformer is installed, the second fixing plate 6 and the aluminum sheet 8 can be unfolded, then fixing bolts are inserted into the first fixing hole 13 and the second fixing hole 15, the transformer body 1 is installed on a flat wall surface through the first fixing plate 5 and the second fixing plate 6, or can slide in the sliding chute 14 through the sliding block 7, the second fixing plate 6 is drawn together, the aluminum sheet 8 is bent into an arc shape through the extrusion of the second fixing plate 6, the transformer body 1 can be installed on a pipeline through the arc-shaped aluminum sheet 8, the installation of the transformer body 1 is more convenient through various installation modes, when a winding wire passes through the transformer body 1 through the perforation 2, the second rotating shaft 16 is pressed towards the inside of the first rotating shaft 10, the second rotating shaft 16 is meshed with the second thread 18 on the inner wall of the first rotating shaft 10 through the first thread 17 to drive the first rotating shaft 10 to rotate, through the rotatory coil spring 11 winding of first pivot 10 on its surface, then pass mutual-inductor main part 1 with the winding wire, the winding wire passes mutual-inductor main part 1 back through perforation 2, loosen second pivot 16, coil spring 11 resets this moment, drive first pivot 10 gyration, coil spring 11 resets and scatters, force rubber sleeve 12 to expand all around, utilize rubber sleeve 12 to support the winding wire and press at perforation 2 inner walls, thereby fix a position the winding wire, avoid the winding wire because of self gravity tenesmus, influence the stability that the winding wire is connected, the pleasing to the eye of winding wire connection has been increased simultaneously.
Specifically, as shown in fig. 1, 3 and 4, both ends are all fixed mounting around the lower extreme internal surface of perforation 2 has upper end position movable mounting to have first pivot 10 between two adjacent supports 9 of support 9, the surface parcel of first pivot 10 has coil spring 11, and the surface parcel of coil spring 11 has rubber sleeve 12, the inside of first pivot 10 is run through there is second pivot 16, and first screw thread 17 has been seted up to the surface of second pivot 16, second screw thread 18 has been seted up to the internal surface of first pivot 10.
Through adopting above-mentioned technical scheme, when rich line passes mutual-inductor main part 1 through perforation 2, press second pivot 16 to first pivot 10 is inside, second pivot 16 passes through the meshing of first screw thread 17 with the second screw thread 18 of first pivot 10 inner wall, it is rotatory to drive first pivot 10, it twines coil spring 11 on its surface to rotate through first pivot 10, then pass rich line through mutual-inductor main part 1, after rich line passes mutual-inductor main part 1 through perforation 2, loosen second pivot 16, coil spring 11 resets this moment, drive first pivot 10 gyration, coil spring 11 resets and scatters, force rubber sleeve 12 to expand all around, utilize rubber sleeve 12 to support the winding and press at perforation 2 inner wall, thereby fix a position the winding, avoid the winding to weigh down because of self gravity, influence the stability of wire winding connection, the pleasing to the eye of wire winding connection has been increased simultaneously.
Specifically, as shown in fig. 4, the outer surfaces of the upper and lower ends of the second rotating shaft 16 are provided with limiting blocks at positions close to the rear end, and the diameter of the front opening of the first rotating shaft 10 is smaller than the sum of the length of the limiting blocks and the diameter of the second rotating shaft 16.
By adopting the above technical scheme, the second rotating shaft 16 is provided with the limiting block, and meanwhile, the connecting port between the first rotating shaft 10 and the second rotating shaft 16 is reduced, so that the second rotating shaft 16 is prevented from being separated from the first rotating shaft 10.
Specifically, as shown in fig. 4, the first thread 17 and the second thread 18 are oppositely opened.
By adopting the above technical solution, the first thread 17 and the second thread 18 are oppositely opened, and when the second rotating shaft 16 penetrates into the first rotating shaft 10, the first rotating shaft 10 is driven to rotate.
Specifically, as shown in fig. 1 and 2, the sliding block 7 is movably installed inside the sliding groove 14.
By adopting the above technical solution, the second fixing plate 6 is moved by the sliding of the slider 7 in the sliding groove 14.
Specifically, as shown in fig. 1 and 2, the sum of the lengths of the second fixing plate 6 and the aluminum sheet 8 is equal to the length of the first fixing plate 5, and when the second fixing plate 6 and the aluminum sheet 8 are unfolded, the second fixing hole 15 on the second fixing plate 6 and the first fixing hole 13 on the side of the first fixing plate 5 far from the first fixing plate 5 are located on the same vertical plane.
Through adopting above-mentioned technical scheme, when second fixed plate 6 and aluminum sheet 8 expand, first fixed orifices 13 and second fixed orifices 15 are located same perpendicular, are convenient for penetrate first fixed orifices 13 and second fixed orifices 15 with fixing bolt and install fixedly to mutual-inductor main part 1 in.
The working principle is as follows: when the current transformer is installed, the second fixing plate 6 and the aluminum sheet 8 can be unfolded, then fixing bolts are inserted into the first fixing hole 13 and the second fixing hole 15, the transformer body 1 can be installed on a flat wall surface through the first fixing plate 5 and the second fixing plate 6, or can slide in the sliding chute 14 through the sliding block 7, the second fixing plate 6 is drawn together, the aluminum sheet 8 is bent into an arc shape through the extrusion of the second fixing plate 6, the transformer body 1 can be installed on a pipeline through the arc aluminum sheet 8, the transformer body 1 is more convenient to install through various installation modes, then the wiring terminal 4 is connected with a corresponding connecting wire, when a winding wire passes through the transformer body 1 through the perforation 2, the second rotating shaft 16 is pressed towards the inside of the first rotating shaft 10, the second rotating shaft 16 is meshed with the second thread 18 on the inner wall of the first rotating shaft 10 through the first thread 17, the first rotating shaft 10 is driven to rotate, coil spring 11 that is 8N/CM through the rotation of first pivot 10 twines on its surface with the elastic coefficient, then will twine the line and pass mutual-inductor main part 1, twine the line and pass mutual-inductor main part 1 back through perforation 2, loosen second pivot 16, coil spring 11 resets this moment, drive first pivot 10 gyration, coil spring 11 resets and scatters, force rubber sleeve 12 to expand all around, utilize rubber sleeve 12 to support the wire winding and press at perforation 2 inner walls, thereby fix a position the wire winding, avoid the wire winding because of self gravity tenesmus, influence the stability of wire winding connection, the pleasing to the eye of wire winding connection has been increased simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a current transformer mounting structure of easy dismouting, includes mutual-inductor main part (1), its characterized in that: the middle position of the outer surfaces of the front end and the rear end of the mutual inductor main body (1) is provided with a through hole (2), a base (3) is fixedly arranged on the outer surface of the lower end of the mutual inductor main body (1), and both sides of the outer surface of the front end of the base (3) are provided with connecting terminals (4), the outer surface of the lower end of the base (3) is fixedly provided with a first fixing plate (5), and the lower end of the first fixing plate (5) is movably provided with a second fixing plate (6), a slide block (7) is movably arranged between the first fixing plate (5) and the second fixing plate (6), an aluminum sheet (8) is fixedly arranged between two adjacent second fixing plates (6), the outer surface of the lower end of the first fixing plate (5) is provided with a first fixing hole (13), and the front end and the rear end of the outer surface of the lower end of the first fixing plate (5) are both provided with a sliding chute (14), and a second fixing hole (15) is formed in the outer surface of the upper end of the second fixing plate (6).
2. The easy-to-mount and dismount current transformer mounting structure according to claim 1, wherein: equal fixed mounting in both ends has support (9), adjacent two around the lower extreme internal surface of perforation (2) upper end position movable mounting has first pivot (10) between support (9), the surface parcel of first pivot (10) has coil spring (11), and the surface parcel of coil spring (11) has rubber sleeve (12), the inside of first pivot (10) is run through and is had second pivot (16), and first screw thread (17) have been seted up to the surface of second pivot (16), second screw thread (18) have been seted up to the internal surface of first pivot (10).
3. The easy-to-mount and dismount current transformer mounting structure according to claim 2, wherein: and the outer surfaces of the upper end and the lower end of the second rotating shaft (16) are provided with limiting blocks at positions close to the rear end, and the diameter of the opening at the front end of the first rotating shaft (10) is smaller than the sum of the length of the limiting blocks and the diameter of the second rotating shaft (16).
4. The easy-to-mount and dismount current transformer mounting structure according to claim 2, wherein: the first thread (17) and the second thread (18) are oppositely arranged.
5. The easy-to-mount and dismount current transformer mounting structure according to claim 1, wherein: the sliding block (7) is movably arranged in the sliding groove (14).
6. The easy-to-mount and dismount current transformer mounting structure according to claim 1, wherein: the sum of the lengths of the second fixing plate (6) and the aluminum sheet (8) is equal to the length of the first fixing plate (5), and when the second fixing plate (6) and the aluminum sheet (8) are unfolded, the second fixing hole (15) in the second fixing plate (6) and the first fixing hole (13) in the first fixing plate (5) far away from one side of the first fixing plate (5) are located on the same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350026.XU CN210805502U (en) | 2019-12-24 | 2019-12-24 | Current transformer mounting structure easy to assemble and disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350026.XU CN210805502U (en) | 2019-12-24 | 2019-12-24 | Current transformer mounting structure easy to assemble and disassemble |
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| Publication Number | Publication Date |
|---|---|
| CN210805502U true CN210805502U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922350026.XU Active CN210805502U (en) | 2019-12-24 | 2019-12-24 | Current transformer mounting structure easy to assemble and disassemble |
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| CN (1) | CN210805502U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563005A (en) * | 2020-12-01 | 2021-03-26 | 贵州电网有限责任公司 | Low-voltage current transformer fixing device |
| CN113161143A (en) * | 2021-05-08 | 2021-07-23 | 江西变电设备有限公司 | Three-dimensional iron core transformer winding is copper line foreign matter isolation equipment for wire winding |
-
2019
- 2019-12-24 CN CN201922350026.XU patent/CN210805502U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563005A (en) * | 2020-12-01 | 2021-03-26 | 贵州电网有限责任公司 | Low-voltage current transformer fixing device |
| CN113161143A (en) * | 2021-05-08 | 2021-07-23 | 江西变电设备有限公司 | Three-dimensional iron core transformer winding is copper line foreign matter isolation equipment for wire winding |
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Address after: No. 60, Henggang South Road, Jingjiang City, Taizhou City, Jiangsu Province, 214599 Patentee after: Jiangsu Jianghai Automation Group Co.,Ltd. Address before: No. 9B106, Jinxiu Longcheng, Yupo South Road, Jingjiang City, Taizhou City, Jiangsu Province, 214500 Patentee before: Jiangsu Jianghai Automation System Co.,Ltd. |