CN213813748U - Panel installation type residual current sensor - Google Patents
Panel installation type residual current sensor Download PDFInfo
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- CN213813748U CN213813748U CN202022344030.8U CN202022344030U CN213813748U CN 213813748 U CN213813748 U CN 213813748U CN 202022344030 U CN202022344030 U CN 202022344030U CN 213813748 U CN213813748 U CN 213813748U
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- current sensor
- residual current
- main casing
- casing body
- sensor according
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Abstract
The utility model provides a panel installation formula residual current sensor, by the shell body that main casing body and cap constitute, the inside of the main casing body is hollow structure, is equipped with current detection device in the main casing internal, is equipped with the inspection hole that is used for supplying the wire to pass through at the middle part of the main casing body and cap, and detachable is equipped with the division board in the inspection hole. The utility model provides a panel installation formula residual current sensor adds the baffle, separates many wires, prevents to influence each other between the wire, causes puncture phenomenon. And a detachable structure is arranged between the partition board and the current sensor, the partition board can be increased after the lead is threaded, and the process of adding the partition board does not need to be disconnected.
Description
Technical Field
The utility model relates to a current detection technical field, especially a panel installation formula residual current sensor.
Background
Fluxgate probes have been widely used in the field of current detection, and when a plurality of wires are disposed in a detection channel, the plurality of wires may affect each other, for example, a current sensor disclosed in the utility model with the publication number CN208334474U of the present company. Especially, the distance between the phase lines becomes smaller after the product is miniaturized, and the breakdown phenomenon may occur.
Disclosure of Invention
The utility model aims to solve the technical problem that a panel installation formula residual current sensor is provided, add the baffle and increase creepage distance, prevent the electric breakdown.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a panel installation formula residual current sensor, by the shell body that main casing body and cap constitute, the inside of the main casing body is hollow structure, is equipped with current detection device in the main casing internal, is equipped with the inspection hole that is used for supplying the wire to pass through at the middle part of the main casing body and cap, and detachable is equipped with the division board in the inspection hole.
Preferably, the partition plate comprises a cross-shaped transverse plate and a cross-shaped vertical plate, one end of the transverse plate is provided with a limiting column, and two ends of the limiting column extend to the outside of the transverse plate; the outer side surface of the shell cover is fixedly provided with a buckle, and the buckle is used for clamping the limiting column.
Preferably, reinforcing ribs are arranged on two sides of the transverse plate, and one ends of the reinforcing ribs are connected to the limiting columns.
Preferably, the main shell is internally provided with an annular magnet, the outside of the annular magnet is coated with a magnet shell, and the side wall of the magnet shell is provided with a wire guide port.
Preferably, a PCB is further disposed in the main housing, a fixing hole is disposed on the PCB, and a fixing post matched with the fixing hole is disposed in the main housing.
Preferably, the PCB board is connected with a wiring port, and the shell cover is provided with a through hole for the wiring port to pass through.
Preferably, the side wall of the main shell body is provided with a limiting hole, and the side wall of the shell cover is provided with a bulge matched with the limiting hole.
Preferably, the bottom of the main shell is provided with a base, and the base is provided with a mounting hole.
The utility model provides a panel installation formula residual current sensor adds the baffle, separates many wires, increases creepage distance, prevents to influence each other between the wire, causes puncture phenomenon. And a detachable structure is arranged between the partition board and the current sensor, the partition board can be increased after the lead is threaded, and the process of adding the partition board does not need to be disconnected.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the rear portion of the present invention;
fig. 3 is a schematic diagram of the explosion structure of the present invention.
Detailed Description
As shown in fig. 1-3, a panel-mounted residual current sensor comprises a main housing 1 and a housing cover 2, wherein the main housing 1 is a hollow structure, a current detection device is arranged in the main housing 1, a detection hole for a lead to pass through is arranged in the middle of the main housing 1 and the housing cover 2, and a separation plate is detachably arranged in the detection hole.
Preferably, the partition plate comprises a cross-shaped transverse plate 3 and a vertical plate 4, a limiting column 5 is arranged at one end of the transverse plate 3, and two ends of the limiting column 5 extend to the outside of the transverse plate 3; the outer side surface of the shell cover 2 is fixedly provided with a buckle 6, and the buckle 6 is used for clamping the limiting column 5. The form easy dismounting who adopts the buckle, 3D prints with low costs, and the division board can set up in the threading, also can wear to go on installing additional after finishing on line.
Preferably, both sides of the transverse plate 3 are provided with reinforcing ribs 7, and one ends of the reinforcing ribs 7 are connected to the limiting columns 5. The weight of wire can be born to diaphragm 3, consequently sets up the strengthening rib, increases diaphragm 3's intensity.
Preferably, the main housing 1 is provided with a ring magnet 8, the outside of the ring magnet 8 is covered with a magnet housing 9, and a wire guide 10 is provided on a side wall of the magnet housing 9. And a coil is wound outside the annular magnet 8, and the end part of the wire penetrates out of the wire guide opening 10 after the winding is finished.
Preferably, a PCB 11 is further disposed in the main housing 1, a fixing hole 12 is disposed on the PCB 11, and a fixing post 13 matched with the fixing hole 12 is disposed in the main housing 1. The end of the coil penetrates out of the wire guide opening 10 and is connected with the PCB board through the buckle, and a detection circuit is arranged on the PCB board.
Preferably, the PCB 11 is connected with a wiring port 14, and the housing cover 2 is provided with a through hole for the wiring port 14 to pass through. The connection port 14 extends out of the housing cover 2 for connection with an external device.
Preferably, the side wall of the main housing 1 is provided with a limiting hole 15, and the side wall of the housing cover 2 is provided with a protrusion 16 matched with the limiting hole 15. The cover 2 can be mounted in a press-on manner.
Preferably, the bottom of the main housing 1 is provided with a base 17, and the base 17 is provided with a mounting hole 18. The device is mounted to the panel through mounting holes 18.
This device is installed simply, and convenient to use can effectively separate the wire, prevents to take place the electric breakdown, and the detachable structure is convenient for install, and can install additional in the later stage, great simplification the operation.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (8)
1. A panel-mounted residual current sensor is characterized in that: the shell body that comprises main casing body (1) and cap (2), the inside of main casing body (1) is hollow structure, is equipped with current detection device in main casing body (1), is equipped with the inspection hole that is used for supplying the wire to pass through at the middle part of main casing body (1) and cap (2), and detachable is equipped with the division board in the inspection hole.
2. A panel mounted residual current sensor according to claim 1, wherein: the partition plate comprises a cross-shaped transverse plate (3) and a cross-shaped vertical plate (4), one end of the transverse plate (3) is provided with a limiting column (5), and two ends of the limiting column (5) extend to the outside of the transverse plate (3); the outer side surface of the shell cover (2) is fixedly provided with a buckle (6), and the buckle (6) is used for clamping the limiting column (5).
3. A panel mounted residual current sensor according to claim 2, wherein: and reinforcing ribs (7) are arranged on two sides of the transverse plate (3), and one ends of the reinforcing ribs (7) are connected to the limiting columns (5).
4. A panel mounted residual current sensor according to claim 1, wherein: be equipped with annular magnet (8) in main casing body (1), the outside cladding of annular magnet (8) has magnet casing (9), is equipped with wire mouth (10) on the lateral wall of magnet casing (9).
5. A panel mounted residual current sensor according to claim 1, wherein: still be equipped with PCB board (11) in main casing body (1), be equipped with fixed orifices (12) on PCB board (11), be equipped with in main casing body (1) with fixed orifices (12) matched with fixed column (13).
6. A panel mounted residual current sensor according to claim 5, wherein: the PCB board (11) is connected with a wiring port (14), and the shell cover (2) is provided with a through hole for the wiring port (14) to pass through.
7. A panel mounted residual current sensor according to claim 1, wherein: the side wall of the main shell body (1) is provided with a limiting hole (15), and the side wall of the shell cover (2) is provided with a bulge (16) matched with the limiting hole (15).
8. A panel mounted residual current sensor according to claim 1, wherein: the bottom of the main shell (1) is provided with a base (17), and the base (17) is provided with a mounting hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344030.8U CN213813748U (en) | 2020-10-20 | 2020-10-20 | Panel installation type residual current sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022344030.8U CN213813748U (en) | 2020-10-20 | 2020-10-20 | Panel installation type residual current sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213813748U true CN213813748U (en) | 2021-07-27 |
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ID=76960337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022344030.8U Active CN213813748U (en) | 2020-10-20 | 2020-10-20 | Panel installation type residual current sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213813748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791525A (en) * | 2022-06-22 | 2022-07-26 | 宁波中车时代传感技术有限公司 | Current sensor |
-
2020
- 2020-10-20 CN CN202022344030.8U patent/CN213813748U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791525A (en) * | 2022-06-22 | 2022-07-26 | 宁波中车时代传感技术有限公司 | Current sensor |
| CN114791525B (en) * | 2022-06-22 | 2022-09-27 | 宁波中车时代传感技术有限公司 | Current sensor |
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