CN211653102U - Leakage current detection device - Google Patents
Leakage current detection device Download PDFInfo
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- CN211653102U CN211653102U CN201922228175.9U CN201922228175U CN211653102U CN 211653102 U CN211653102 U CN 211653102U CN 201922228175 U CN201922228175 U CN 201922228175U CN 211653102 U CN211653102 U CN 211653102U
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Abstract
The utility model discloses a leakage current detection device, water tank including metal box body and metal box body below, its characterized in that: the utility model is used for carry out leakage detection to insulating article, simple structure, convenient operation, the security is high, and the multiunit detects and can go on simultaneously, and efficiency of software testing is high, all is equipped with the electro-magnet on every electro-magnet seat, the electro-magnet includes electromagnetism portion, connecting portion and metal flexible head, and the metal chain has hung on the flexible overhead metal chain that is equipped with in the metal box body control circuit and leakage sensor fixed plate, be equipped with on the leakage sensor fixed plate with the leakage sensor of electro-magnet one-to-one, the overhead wire that is equipped with of metal flexible, this wire pass leakage sensor's response hole after be connected with the metal box body, leakage sensor and electro-magnet all are connected with the control circuit electricity, the utility model.
Description
Technical Field
The utility model relates to a leakage detection equipment's technical field, concretely relates to leakage current detection device.
Background
Insulating tools such as insulating gloves, insulating shoes are the safety tool that often uses when electric power construction, electric power overhaul, and it can keep apart operating personnel and electrified object, guarantees operating personnel's security, and unqualified insulating gloves and insulating shoes then can't guarantee operating personnel's personal safety, consequently, this kind of article need carry out electric leakage detection when production, and current electric leakage detection equipment structure is complicated, the operation is inconvenient, detection efficiency is lower.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a leakage current detection device has solved the problem of proposing among the above-mentioned background art.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a leakage current detection device comprises a metal box body and a water tank below the metal box body, wherein high-voltage binding posts are arranged at two ends of the metal box body, a grounding post is arranged at the bottom of the water tank, the bottom of the metal box body is provided with a plurality of electromagnet seats, each electromagnet seat is provided with an electromagnet, the electromagnet comprises an electromagnetic part, a connecting part and a metal telescopic head, a cavity is arranged in the connecting part, the metal telescopic head comprises a stop block positioned in the cavity and a cylindrical head extending out of the connecting part, a spring is arranged between the metal telescopic head and the electromagnetic part, a metal chain is hung on the cylindrical head, a control circuit and a leakage sensor fixing plate are arranged in the metal box body, the leakage sensor fixing plate is provided with leakage sensors which are in one-to-one correspondence with the electromagnets, the metal telescopic head is provided with a lead, the wire penetrates through the induction hole of the leakage sensor and then is connected with the metal box body, and the leakage sensor and the electromagnet are electrically connected with the control circuit.
Preferably, the outer ring of the connecting part is provided with a thread, and the connecting part is fixedly connected with the electromagnet seat through the thread.
Preferably, the electromagnet seat is provided with a baffle plate, and the baffle plate is connected with the cylindrical head in a jacking and contacting manner.
Preferably, the top of the metal chain is provided with a hook, and the metal chain is hung on the cylindrical head through the hook.
The utility model provides a leakage current detection device, simple structure, convenient operation for carry out leakage detection to insulating tools such as insulating gloves, insulating shoes, thereby guarantee the security of this kind of instrument, this device is equipped with multiunit detection structure, can detect simultaneously, and is efficient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the structure of the local cross section of the present invention.
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.
As shown in the figure, the leakage current detection device comprises a metal box body 1 and a water tank 5 below the metal box body 1, wherein high-voltage wiring terminals 101 are arranged at two ends of the metal box body 1, a grounding column 6 is arranged at the bottom of the water tank 5, a plurality of electromagnet seats 2 are arranged at the bottom of the metal box body 1, an electromagnet 3 is arranged on each electromagnet seat 2, each electromagnet 3 comprises an electromagnet part 301, a connecting part 302 and a metal telescopic head, a cavity 304 is arranged in each connecting part 302, each metal telescopic head comprises a stop block 303 positioned in the cavity 304 and a cylindrical head 307 extending out of the connecting part 302, a spring 305 is arranged between each metal telescopic head and the corresponding electromagnet part 301, a metal chain 4 is hung on each cylindrical head 307, a control circuit 8 and a leakage sensor fixing plate 11 are arranged in the metal box body 1, leakage sensors 9 corresponding to the electromagnets 3 one by one are arranged, this wire 7 passes behind electric leakage sensor 9's the response hole and is connected with metal box 1, electric leakage sensor 9 and electro-magnet 3 all are connected with control circuit 8 electricity, connecting portion 302 outer lane is equipped with screw thread 306, through this screw thread 306 and 2 fixed connection of electromagnet seat, be equipped with baffle 201 on the electromagnet seat 2, this baffle 201 is connected with cylinder 307 top contact, metal chain 4 top is equipped with couple 401, hangs on cylinder 307 through this couple 401.
When the metal box is actually used, a certain amount of water is filled in an insulating glove 10 to be detected and a water tank 5, the bottom of a metal chain 4 extends into the water in the insulating glove 10, the insulating glove 10 is placed in the water tank 5, the water in the insulating glove 10 is ensured not to be contacted with the water in the water tank 5, a high voltage is connected to a high voltage wiring terminal 101 at one end of a metal box body 1, the metal box body 1 is connected with a metal telescopic head through a lead 7, the metal telescopic head is contacted with the metal chain 4, the metal box body 1, the metal telescopic head and the metal chain 4 are all conductive, if the insulating glove 10 does not leak electricity, the high voltage wiring terminal 101 and a grounding terminal 6 are disconnected due to the isolation of the insulating glove 10, once the insulating glove 10 leaks electricity, the high voltage wiring terminal 101 and the grounding terminal 6 are conducted to generate current, the current is induced when passing through an electric leakage sensor 9, the electric leakage sensor 9, once the current exceeds the current value preset by the control circuit 8, the control circuit 8 supplies power to the electromagnet 3, the electromagnet 3 is electrified to generate magnetism, the metal telescopic head is sucked into the cavity 304, the metal chain 4 falls off, and when the electromagnet 3 is powered off, the metal telescopic head is pushed out of the cavity 304 by the spring 305 to be in contact with the baffle 201. Therefore, when the metal chain 4 falls during the detection, the insulating glove is determined to be a defective product due to electric leakage.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a leakage current detection device, includes the water tank of metal cassette body and metal cassette body below, and the metal cassette body both ends are equipped with high-voltage terminal, and the water tank bottom is equipped with ground connection post, its characterized in that: the metal box body bottom is equipped with a plurality of magnet seats, all is equipped with the electro-magnet on every magnet seat, the electro-magnet includes electromagnetism portion, connecting portion and metal flexible head, is equipped with the cavity in the connecting portion, and metal flexible head is equipped with the spring including the dog that is located the cavity and the cylinder head that stretches out connecting portion between metal flexible head and the electromagnetism portion, and the cylinder head has hung metal chain, be equipped with control circuit and leakage sensor fixed plate in the metal box body, be equipped with the leakage sensor with the electro-magnet one-to-one on the leakage sensor fixed plate, be equipped with the wire on the metal flexible head, this wire passes and is connected with the metal box body behind leakage sensor's the response hole, leakage sensor and electro-magnet all.
2. A leakage current detection apparatus according to claim 1, wherein: the outer ring of the connecting part is provided with threads, and the connecting part is fixedly connected with the electromagnet seat through the threads.
3. A leakage current detection apparatus according to claim 1, wherein: and a baffle plate is arranged on the electromagnet seat and is connected with the cylindrical head in a propping and contacting manner.
4. A leakage current detection apparatus according to claim 1, wherein: the top of the metal chain is provided with a hook, and the metal chain is hung on the cylindrical head through the hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922228175.9U CN211653102U (en) | 2019-12-13 | 2019-12-13 | Leakage current detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922228175.9U CN211653102U (en) | 2019-12-13 | 2019-12-13 | Leakage current detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211653102U true CN211653102U (en) | 2020-10-09 |
Family
ID=72695862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922228175.9U Active CN211653102U (en) | 2019-12-13 | 2019-12-13 | Leakage current detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211653102U (en) |
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2019
- 2019-12-13 CN CN201922228175.9U patent/CN211653102U/en active Active
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