CN220604486U - Reversible current transformer coil - Google Patents
Reversible current transformer coil Download PDFInfo
- Publication number
- CN220604486U CN220604486U CN202322306405.5U CN202322306405U CN220604486U CN 220604486 U CN220604486 U CN 220604486U CN 202322306405 U CN202322306405 U CN 202322306405U CN 220604486 U CN220604486 U CN 220604486U
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- Prior art keywords
- iron core
- fixedly connected
- current transformer
- transformer coil
- reversible current
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- 230000002441 reversible effect Effects 0.000 title claims abstract description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000004804 winding Methods 0.000 claims abstract description 21
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Transformers For Measuring Instruments (AREA)
Abstract
The utility model relates to a transformer coil technical field discloses a reversible current transformer coil, including the installation shell, the iron core of two semi-annular structures is installed to the installation shell internal fixation, the winding has the wire winding group outward to the iron core, two the both ends conflict of iron core are in the same place, the equal fixedly connected with joint board in both ends of iron core, the lateral wall of installation shell still fixedly mounted with two output wiring, the output wiring is connected with the wire winding group, the inner wall fixedly connected with many connecting rods of installation shell, the one end fixedly connected with cutting ferrule of connecting rod U-shaped grip block outside the iron core. This application can realize the fast assembly to the iron core, and whole coil divide into two sections, and the production equipment of being convenient for uses, and the suitability is better.
Description
Technical Field
The application belongs to the technical field of transformer coils, and particularly relates to a reversible current transformer coil.
Background
The reversible current transformer coils can measure and reversely transmit current in positive and negative directions, are usually provided with a plurality of secondary windings, can change the wiring mode when needed, and realize the reversal of the current direction, so that the reversible current transformer coils are more flexible and reliable in a protection device and a control system.
The transformer coil is an important element in the current transformer, and is generally composed of a winding and a magnet core, wherein the winding is formed by winding a wire on the magnet core and is used for inducing current in a main circuit, and the magnet core is of a ring-shaped structure and is generally made of an iron core or soft magnetic material and is used for concentrating magnetic induction wires and enhancing induction effect.
The current transformer coil is large in size, so that actual production and winding work are very complicated, quality problems are easy to occur, and actual use requirements cannot be well met.
Disclosure of Invention
The utility model aims to solve the problems and provides a reversible current transformer coil.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the utility model provides a reversible current transformer coil, includes the installation shell, the iron core of two semi-annular structures is installed to the installation shell internal fixation, the outer winding of iron core has wire winding group, two the both ends of iron core are contradicted together, the equal fixedly connected with joint board in both ends of iron core, the lateral wall of installation shell still fixedly mounting has two output wiring, output wiring is connected with wire winding group.
Preferably, the inner wall fixedly connected with many connecting rods of installation shell, the one end fixedly connected with cutting ferrule of connecting rod is outside the U-shaped grip block of iron core.
Preferably, the inner side of the U-shaped clamping plate is fixedly connected with a layer of insulating extrusion rubber cushion.
Preferably, two interfaces are symmetrically arranged on the surfaces of the two propping joint plates, the same locking post is sleeved in the two opposite interfaces, two ends of the locking post are fixedly connected with fixing screws, limiting nuts are sleeved on the outer threads of the fixing screws, and a positioning mechanism for positioning the limiting nuts is fixedly arranged on the outer wall of the joint plate.
Preferably, the plug-in port and the locking post are of corresponding rectangular structures.
Preferably, the positioning mechanism comprises a plurality of guide rods fixedly connected to the outer wall of the clamping plate, one end of each guide rod is fixedly connected with an anti-falling plate, the plurality of guide rods are sleeved with the same movable plate in an outer sliding mode, one end side wall of each movable plate is fixedly connected with a U-shaped baffle plate sleeved outside the limiting nut through a plurality of extension rods, and a push spring sleeved outside the guide rods is fixedly connected between each movable plate and each anti-falling plate.
Preferably, the outer wall of the installation shell is fixedly sleeved with two wire fixing cylinders, and the output wiring is sleeved in the wire fixing cylinders.
Preferably, the limit nut is specifically in a hexagonal nut structure.
Preferably, the iron core is made of silicon steel material.
Compared with the prior art, the application provides a reversible current transformer coil, possesses following beneficial effect:
1. this reversible current transformer coil, through the installation shell that is equipped with, iron core and wire winding group, the iron core passes through U-shaped grip block and connecting rod to be fixed in the installation shell, the both ends of two iron cores are contradicted each other and are linked together, insert the grafting mouth on joint board surface with the lock post, the firm connection to the lock post is realized to the threaded connection of rethread fixing screw and stop nut, the external pulling movable plate when installing the lock post, the movable plate passes through the extension rod and drives U-shaped baffle and move backward, avoid U-shaped baffle to block stop nut's installation, after the installation is accomplished, loosen the movable plate, push spring promotes the movable plate, the movable plate makes U-shaped baffle fender joint outside stop nut through the extension rod, realize firm joint to stop nut is fixed, the steadiness of mounting structure has been guaranteed, and can realize the fast assembly to the iron core, whole coil divide into two sections, the production equipment of being convenient for use, the suitability is better.
2. This reversible current transformer coil through the output wiring that is equipped with and solid line section of thick bamboo, gu line section of thick bamboo is used for installing the output wiring, is connected with the wire winding group and accomplishes the use, and is good to the protectiveness of output wiring.
Drawings
Fig. 1 is a schematic structural diagram of a reversible current transformer coil provided in the present application;
fig. 2 is an enlarged schematic structural view of two clamping plates assembled in a reversible current transformer coil according to the present application;
fig. 3 is a schematic diagram of a part of an enlarged structure of a reversible current transformer coil according to the present application.
In the figure: 1. a mounting shell; 2. an iron core; 3. a winding group; 4. a clamping plate; 5. an output wiring; 6. a connecting rod; 7. a U-shaped clamping plate; 8. an interface; 9. a locking post; 10. a fixed screw; 11. a limit nut; 12. a guide rod; 13. an anti-drop plate; 14. a moving plate; 15. an extension rod; 16. a U-shaped baffle; 17. pushing the spring; 18. and a wire fixing barrel.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application.
Referring to fig. 1-3, a reversible current transformer coil comprises a mounting shell 1, wherein two iron cores 2 with semi-annular structures are fixedly arranged in the mounting shell 1, a winding group 3 is wound outside the iron cores 2, two ends of the two iron cores 2 are abutted together, two ends of the iron cores 2 are fixedly connected with clamping plates 4, two output wiring 5 are fixedly arranged on the side wall of the mounting shell 1, and the output wiring 5 is connected with the winding group 3.
The inner wall fixedly connected with many connecting rods 6 of installation shell 1, the one end fixedly connected with cutting ferrule of connecting rod 6 is at the outer U-shaped grip block 7 of iron core 2.
The inner side of the U-shaped clamping plate 7 is fixedly connected with a layer of insulating extrusion rubber cushion.
Two grafting mouths 8 have been seted up to the surperficial symmetry of two joint boards 4 of inconsistent, and the cover has same locking post 9 in two relative grafting mouths 8, and the equal fixedly connected with fixing screw 10 in both ends of locking post 9, and fixing screw 10 external screw thread has cup jointed stop nut 11, and the outer wall of joint board 4 still is fixed and has been installed the positioning mechanism that is used for fixing a position stop nut 11.
The plug-in connector 8 and the locking post 9 are of corresponding rectangular structures.
The positioning mechanism comprises a plurality of guide rods 12 fixedly connected to the outer wall of the clamping plate 4, one ends of the guide rods 12 are fixedly connected with anti-falling plates 13, the guide rods 12 are sleeved with the same movable plate 14 in a sliding manner, one end side wall of the movable plate 14 is fixedly connected with a U-shaped baffle 16 which is sleeved outside the limiting nut 11 through a plurality of extension rods 15, and a push spring 17 sleeved outside the guide rods 12 is fixedly connected between the movable plate 14 and the anti-falling plates 13.
The outer wall of the installation shell 1 is fixedly sleeved with two wire fixing barrels 18, and the output wiring 5 is sleeved in the wire fixing barrels 18.
The limit nut 11 is specifically a hexagonal nut structure.
The iron core 2 is made of silicon steel.
The principle of operation of the present utility model will now be described as follows:
during this application use, through the installation shell 1 that is equipped with, iron core 2 and wire winding group 3, iron core 2 passes through U-shaped grip block 7 and connecting rod 6 to be fixed in installation shell 1, the both ends of two iron cores 2 are contradicted each other and are connected together, insert lock joint post 9 in the grafting mouth 8 on joint board 4 surface, the firm connection to lock joint post 9 is realized to the threaded connection of rethread fixing screw 10 and stop nut 11, pull out movable plate 14 in the time of installing lock joint post 9, movable plate 14 drives U-shaped baffle 16 through extension rod 15 and moves backward, avoid U-shaped baffle 16 to block the installation of stop nut 11, after the installation is accomplished, loosen movable plate 14, push spring 17 promotes movable plate 14, movable plate 14 makes U-shaped baffle 16 keep off outside stop nut 11 through extension rod 15, realize firm joint fixed to stop nut 11, the steadiness of mounting structure has been guaranteed, and can realize the fast assembly to iron core 2, whole coil divide into two sections, the production equipment use of being convenient for, the suitability is better, through output wiring 5 and solid line 18 that is equipped with solid line section 18, the wiring 5 is used for the output wiring 5 to accomplish with wire winding group's protection, wiring 5 is accomplished to the wiring 5.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, within the scope of the present application, shall cover the protection scope of the present application with equivalent substitution or modification according to the technical solution of the present application and the application concept thereof.
Claims (9)
1. The utility model provides a reversible current transformer coil, includes installation shell (1), its characterized in that, installation shell (1) internal fixation installs iron core (2) of two semi-annular structures, the winding has wire winding group (3) outside iron core (2), two the both ends of iron core (2) are contradicted together, the equal fixedly connected with joint board (4) in both ends of iron core (2), the lateral wall of installation shell (1) still fixed mounting has two output wiring (5), output wiring (5) are connected with wire winding group (3).
2. The reversible current transformer coil according to claim 1, wherein the inner wall of the installation shell (1) is fixedly connected with a plurality of connecting rods (6), and one end of each connecting rod (6) is fixedly connected with a U-shaped clamping plate (7) sleeved outside the iron core (2).
3. A reversible current transformer coil according to claim 2, characterized in that the inner side of the U-shaped clamping plate (7) is fixedly connected with a layer of insulating extrusion rubber pad.
4. The reversible current transformer coil according to claim 1, wherein two plug-in ports (8) are symmetrically formed on the surfaces of the two opposite joint plates (4), the same locking post (9) is sleeved in the two opposite plug-in ports (8), two ends of the locking post (9) are fixedly connected with fixing screws (10), limiting nuts (11) are sleeved on the outer threads of the fixing screws (10), and a positioning mechanism for positioning the limiting nuts (11) is fixedly arranged on the outer wall of the joint plate (4).
5. A reversible current transformer coil according to claim 4, characterized in that the plug-in connection (8) and the locking stud (9) are of corresponding rectangular construction.
6. The reversible current transformer coil according to claim 4, wherein the positioning mechanism comprises a plurality of guide rods (12) fixedly connected to the outer wall of the clamping plate (4), one ends of the guide rods (12) are fixedly connected with anti-falling plates (13), the guide rods (12) are sleeved with the same moving plate (14) in a sliding manner, one end side wall of the moving plate (14) is fixedly connected with a U-shaped baffle (16) sleeved outside the limiting nut (11) through a plurality of extension rods (15), and a push spring (17) sleeved outside the guide rods (12) is fixedly connected between the moving plate (14) and the anti-falling plates (13).
7. A reversible current transformer coil according to claim 1, characterized in that the outer wall of the mounting shell (1) is fixedly sleeved with two wire fixing drums (18), and the output wire (5) is sleeved in the wire fixing drums (18).
8. A reversible current transformer coil according to claim 4, characterized in that the limit nut (11) is embodied as a hexagonal nut structure.
9. A reversible current transformer coil according to claim 1, characterized in that the iron core (2) is made of silicon steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306405.5U CN220604486U (en) | 2023-08-28 | 2023-08-28 | Reversible current transformer coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306405.5U CN220604486U (en) | 2023-08-28 | 2023-08-28 | Reversible current transformer coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220604486U true CN220604486U (en) | 2024-03-15 |
Family
ID=90181186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322306405.5U Active CN220604486U (en) | 2023-08-28 | 2023-08-28 | Reversible current transformer coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220604486U (en) |
-
2023
- 2023-08-28 CN CN202322306405.5U patent/CN220604486U/en active Active
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