CN218274233U - Pincer-shaped current transformer - Google Patents
Pincer-shaped current transformer Download PDFInfo
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- CN218274233U CN218274233U CN202222915069.XU CN202222915069U CN218274233U CN 218274233 U CN218274233 U CN 218274233U CN 202222915069 U CN202222915069 U CN 202222915069U CN 218274233 U CN218274233 U CN 218274233U
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- magnetic core
- current transformer
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Abstract
The utility model discloses a pincerlike current transformer, which comprises an arc-shaped fixed shell, an arc-shaped movable shell, a first magnetic core combination and a second magnetic core combination, wherein the arc-shaped movable shell is hinged with one end of the arc-shaped fixed shell and is buckled with the other end of the arc-shaped fixed shell; the utility model discloses an at the internally mounted temperature sensor of arc movable shell, through installing the space position between second magnetic core combination and arc movable shell, not only can monitor current transformer's temperature variation at any time, can also detect the temperature of the pencil that passes among the pincerlike current transformer.
Description
Technical Field
The utility model relates to a current transformer field, concretely relates to pincerlike current transformer.
Background
The traditional current transformer in the power system is fixed at a switch wire outlet end, the current transformer can be taken out only by disassembling a wire outlet end accessory when the current transformer is maintained and replaced after being installed, and the current transformer can be operated only after power failure when the accessory is disassembled, so that the efficiency is low and the safety is not high.
Consequently, the technical staff sets up the transformer to pincerlike, makes things convenient for the dismouting and places the pencil, but, current transformer is because of long-time work, produces high temperature easily and influences the running state, also can receive the heat influence that the pencil that passes current transformer produced simultaneously, consequently, the technical staff in the field need further improve pincerlike current transformer to this problem.
Disclosure of Invention
In view of this, the utility model aims at providing a not only can monitor the current transformer temperature variation at any time, can also detect the pincerlike current transformer that passes pencil temperature in the pincerlike current transformer.
In order to solve the above problems, the present invention adopts the following techniques and methods:
the utility model provides a pincerlike current transformer, includes the arc set casing, with the articulated installation of arc set casing one end, with the arc movable casing of arc set casing other end lock joint installation, and the spiral-lock is in the inside first magnetic core combination and the spiral-lock of arc set casing are in the inside second magnetic core combination of arc movable casing, still including installing the inside temperature sensor of arc movable casing, temperature sensor is located the inboard of second magnetic core combination and clamps the space between second magnetic core combination and arc movable casing perpendicularly.
Preferably, the temperature sensor is also provided with a shielding lead, and the shielding lead passes through the arc-shaped movable shell and is led out at one end of the arc-shaped fixed shell.
Preferably, the arc-shaped fixed shell comprises an arc-shaped fixed shell body, one end of the arc-shaped fixed shell body is integrally formed with a hinged seat, the other end of the arc-shaped fixed shell body is integrally formed with a clamping seat, an arc-shaped fixed shell cover is arranged above the arc-shaped fixed shell body, and a mounting column is arranged on the outer side of the arc-shaped fixed shell body.
Furthermore, the erection column is provided with two, and distributes at the both ends of the fixed shell casing outside of arc.
Preferably, the arc activity shell includes that one end integrated into one piece has the arc activity shell casing of hinge joint, and the assembly is in the arc activity shell cap of arc activity shell casing top to and install the buckle at the arc activity shell casing other end through the bolt.
Preferably, first magnetic core combination includes magnetic core, suit is in magnetic core shell on the magnetic core to and set up the outside coil in magnetic core shell.
Furthermore, the two ends of the magnetic core shell are integrally formed with rectangular frames.
Preferably, the structure of the second magnetic core combination is identical to that of the first magnetic core combination.
Furthermore, epoxy glue is poured on the arc-shaped fixed shell and the arc-shaped movable shell to form an epoxy glue filling layer.
The utility model has the advantages that: the utility model discloses an at the internally mounted temperature sensor of arc movable shell, through installing the space position between second magnetic core combination and arc movable shell, not only can monitor current transformer's temperature variation at any time, can also detect the temperature of passing the pencil among the pincerlike current transformer.
Drawings
FIG. 1 is a block diagram of a split-core current transformer;
fig. 2 is an internal structural view of fig. 1.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so as to make the technical solutions of the present invention easier to understand and grasp.
In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, the detailed description thereof is omitted in this embodiment.
A pincerlike current transformer is shown in figures 1-2 and comprises an arc-shaped fixed shell 1, an arc-shaped movable shell 2, a first magnetic core assembly 3 and a second magnetic core assembly 4, wherein the arc-shaped movable shell 2 is hinged to one end of the arc-shaped fixed shell 1 and is buckled to the other end of the arc-shaped fixed shell 1, the first magnetic core assembly 3 is buckled to the inside of the arc-shaped fixed shell 1, the second magnetic core assembly 4 is buckled to the inside of the arc-shaped movable shell 2, the temperature sensor 5 is installed to the inside of the arc-shaped movable shell 2, and the temperature sensor 5 is located on the inner side of the second magnetic core assembly 4 and is vertically clamped in a gap between the second magnetic core assembly 4 and the arc-shaped movable shell 2. Arc set casing 1 and arc movable shell 2 have still poured into a mould epoxy and have glued formation epoxy and glue filling layer 6, can fix first magnetic core combination 3 and second magnetic core combination 4 to play water-proof effects.
First magnetic core combination 3 includes magnetic core 31, the suit is in magnetic core shell 32 on the magnetic core 31 to and set up at the outside coil 33 of magnetic core shell 32. Rectangular frames 321 are integrally formed at two ends of the magnetic core shell 32, specifically, the rectangular frames can be clamped at two ends of the arc-shaped fixing shell 11, and then sealing and water proofing are performed through pouring fixing glue.
In the present embodiment, the structure of the second magnetic core assembly 4 is identical to the structure of the first magnetic core assembly 3.
The utility model has the advantages that: the utility model discloses an at the internally mounted temperature sensor of arc movable shell, through installing the space position between second magnetic core combination and arc movable shell, not only can monitor current transformer's temperature variation at any time, can also detect the temperature of passing the pencil among the pincerlike current transformer.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the protection scope of the present invention, therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (9)
1. The utility model provides a pincerlike current transformer, includes the arc set casing, with the articulated installation of arc set casing one end, with the arc movable shell of arc set casing other end lock joint installation to and the spiral-lock is in the inside first magnetic core combination of arc set casing and spiral-lock are in the inside second magnetic core combination of arc movable shell, its characterized in that: the temperature sensor is positioned on the inner side of the second magnetic core combination and vertically clamped in a gap between the second magnetic core combination and the arc-shaped movable shell.
2. The split-core type current transformer according to claim 1, wherein: the temperature sensor is also provided with a shielding lead which passes through the arc movable shell and is led out at one end of the arc fixed shell.
3. The split core current transformer of claim 1, wherein: the arc-shaped fixed shell comprises an arc-shaped fixed shell body, wherein one end of the arc-shaped fixed shell body is integrally formed with a hinged seat, the other end of the arc-shaped fixed shell body is integrally formed with a clamping seat, an arc-shaped fixed shell cover is arranged above the arc-shaped fixed shell body, and the arc-shaped fixed shell cover is arranged on an installation column outside the arc-shaped fixed shell body.
4. The split core current transformer of claim 3, wherein: the erection column is provided with two, and distributes at the both ends in the fixed shell casing outside of arc.
5. The split core current transformer of claim 1, wherein: the arc activity shell includes that one end integrated into one piece has the arc activity shell casing of hinge joint, and the assembly is in the arc activity shell cap of arc activity shell casing top to and install the buckle at the arc activity shell casing other end through the bolt.
6. The split core current transformer of claim 1, wherein: first magnetic core combination includes the magnetic core, the suit is in magnetic core shell on the magnetic core to and set up the coil outside at the magnetic core shell.
7. The split-core type current transformer according to claim 6, wherein: and rectangular frames are integrally formed at two ends of the magnetic core shell.
8. The split-core type current transformer according to claim 1, wherein: the structure of the second magnetic core combination is consistent with that of the first magnetic core combination.
9. The split-core current transformer as claimed in any one of claims 1 to 7, wherein: and epoxy glue is further poured on the arc-shaped fixed shell and the arc-shaped movable shell to form an epoxy glue filling layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222915069.XU CN218274233U (en) | 2022-10-31 | 2022-10-31 | Pincer-shaped current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222915069.XU CN218274233U (en) | 2022-10-31 | 2022-10-31 | Pincer-shaped current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218274233U true CN218274233U (en) | 2023-01-10 |
Family
ID=84754306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222915069.XU Active CN218274233U (en) | 2022-10-31 | 2022-10-31 | Pincer-shaped current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218274233U (en) |
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2022
- 2022-10-31 CN CN202222915069.XU patent/CN218274233U/en active Active
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