CN210401466U - Secondary loop current short circuit device - Google Patents
Secondary loop current short circuit device Download PDFInfo
- Publication number
- CN210401466U CN210401466U CN201920892827.6U CN201920892827U CN210401466U CN 210401466 U CN210401466 U CN 210401466U CN 201920892827 U CN201920892827 U CN 201920892827U CN 210401466 U CN210401466 U CN 210401466U
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- current
- short circuit
- lead
- puncture wire
- puncture
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Abstract
The utility model discloses a secondary circuit current short connector carries out the short circuit through the mode and the secondary current wire of piercing the connecting wire, can carry out installing and removing and change work of metering device with electricity. The secondary loop current short circuit device comprises two symmetrically arranged puncture wire clamping devices and a current amount display device which is electrically connected with each puncture wire clamping device respectively; each puncture wire clamping device comprises a puncture wire clamp clamped on the secondary current lead, two connecting rods connected with the puncture wire clamp, screw rods connected with the other ends of the two connecting rods and at least two binding posts fixedly arranged on the screw rods, wherein the other ends of the binding posts are electrically connected with the current amount display device through the lead.
Description
Technical Field
The utility model relates to a secondary circuit current short circuit ware.
Background
At present, distribution automation terminal defect frequently takes place, can only can disappear through having a power failure, relates to the distribution network automation terminal that has a power failure and disappears, because consider that power supply reliability and customer satisfy once, need wait to synthesize and have a power failure just can disappear, leads to distribution network automation terminal to disappear and lack untimely, influences the healthy operation of equipment. Once a line has a fault, the distribution network automatic switch to be defective loses the applied logic label, so that the fault cannot be intercepted, the power failure area is enlarged, and the power supply reliability and the customer satisfaction are influenced.
The problem of secondary switch of a current transformer caused by replacement of a controller is solved by additionally arranging a short-circuit elastic sheet on a secondary current line of an aviation plug. The inventor finds that by adopting the scheme, the problems that the current cannot be short-circuited and the metering device cannot be replaced due to the problems of the terminal box and the terminal strip still occur in the professional metering work.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of above-mentioned prior art, the utility model provides a secondary circuit current short connector carries out the short circuit through the mode and the secondary current wire of piercing the connecting wire, can carry out installing and removing and change work of metering device with electricity.
The utility model adopts the technical proposal that:
a secondary loop current short circuit device comprises two symmetrically arranged puncture wire clamping devices and a current amount display device which is electrically connected with each puncture wire clamping device respectively;
each puncture wire clamping device comprises a puncture wire clamp clamped on the secondary current lead, two connecting rods connected with the puncture wire clamp, screw rods connected with the other ends of the two connecting rods and at least two binding posts fixedly arranged on the screw rods, wherein the other ends of the binding posts are electrically connected with the current amount display device through the lead.
Furthermore, one end of each of the two connecting rods is connected with the puncture wire clamp, the other end of one connecting rod is connected with one end of the screw rod, and the other end of the other connecting rod is connected with the other end of the screw rod.
Furthermore, one end of the binding post is fixedly connected with the screw rod, the other end of the binding post is connected with a lead, and the tail end of the lead is electrically connected with the current amount display device.
Furthermore, the current magnitude display device comprises a shell, a current transformer arranged in the shell and a digital display ammeter arranged on the shell, wherein the input end of the current transformer is connected with the tail end of the lead, and the output end of the current transformer is electrically connected with the digital display ammeter.
Furthermore, the conducting wire adopts a BV type electric wire.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a mode and secondary current wire that two puncture fasteners are through the puncture connecting wire carry out the short circuit, have the current display function, through the successful back of short circuit, can take electricity and carry out installing and removing and change work of metering device.
Drawings
Fig. 1 is an overall structure diagram of a secondary loop current short circuit device according to an embodiment of the present invention;
in the figure, 1, a puncture wire clamp, 2, a connecting rod, 3, a screw rod, 4, a binding post, 5, a lead, 6 and a current amount display device.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "fixedly connected", "connected", and the like are to be understood in a broad sense, and may be fixedly connected, or may be integrally connected or detachably connected; may be directly connected or indirectly connected through an intermediate. The meaning of the above terms in the present invention can be determined according to specific situations by persons skilled in the art, and should not be construed as limiting the present invention.
The utility model provides a secondary circuit current short connector, this secondary circuit current short connector install additional on the secondary current wire, carry out the short circuit through the mode of piercing the broken joint wire, have the current display function, through the successful back of short circuit, can carry out installing and removing and change work of metering device with electricity.
Referring to fig. 1, the secondary loop current short circuit device includes two symmetrically disposed puncture wire clamping devices and a current amount display device electrically connected to each puncture wire clamping device.
Specifically, the puncture wire clamping device comprises a puncture wire clamp 1, a connecting rod 2, a screw rod 3 and a binding post 4; the puncture wire clamp 1 is clamped on a secondary current lead, two connecting rods 2 are connected between the puncture wire clamp 1 and the screw rod 3, one ends of the two connecting rods 2 are respectively connected with the puncture wire clamp 1, the other end of one connecting rod 2 is connected with one end of the screw rod 3, and the other end of the other connecting rod 2 is connected with the other end of the screw rod 3; the screw rod 3 is provided with two binding posts 4, one end of each binding post 4 is fixedly connected with the screw rod 3, the other end of each binding post 4 is connected with a lead 5, and the tail end of each lead 5 is electrically connected with a current amount display device 6.
Specifically, the current magnitude display device comprises a shell, a current transformer arranged in the shell and a digital display ammeter arranged on the shell, wherein the input end of the current transformer is connected with the tail end of a conducting wire, and the output end of the current transformer is electrically connected with the digital display ammeter.
In the embodiment, the conducting wire adopts a BV type wire.
As shown in fig. 1, the utility model provides a secondary circuit current short connector during the use, at first punctures two puncture fastener 1 and connects the secondary current wire, and the secondary current wire internal current passes through 5 current transformer that flow in to current magnitude display device of wire, and current transformer gathers current signal and transmits to the digital display ampere meter, shows the current magnitude through the digital display ampere meter.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (5)
1. A secondary loop current short circuit device is characterized by comprising two symmetrically arranged puncture wire clamping devices and a current magnitude display device which is electrically connected with each puncture wire clamping device respectively;
each puncture wire clamping device comprises a puncture wire clamp clamped on the secondary current lead, two connecting rods connected with the puncture wire clamp, screw rods connected with the other ends of the two connecting rods and at least two binding posts fixedly arranged on the screw rods, wherein the other ends of the binding posts are electrically connected with the current amount display device through the lead.
2. The short circuit device for secondary loop current of claim 1, wherein one end of each of the two connecting rods is connected to the piercing connector, the other end of one connecting rod is connected to one end of the screw, and the other end of the other connecting rod is connected to the other end of the screw.
3. The secondary loop current short circuit device according to claim 1, wherein one end of the binding post is fixedly connected with the screw, the other end of the binding post is connected with a lead, and the tail end of the lead is electrically connected with the current amount display device.
4. The short circuit device for the secondary circuit current according to claim 1, wherein the current magnitude display device comprises a shell, a current transformer arranged in the shell and a digital display ammeter arranged on the shell, wherein the input end of the current transformer is connected with the tail end of a conducting wire, and the output end of the current transformer is electrically connected with the digital display ammeter.
5. The short circuit device for secondary loop current of claim 1, wherein the conducting wire is a BV type wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920892827.6U CN210401466U (en) | 2019-06-12 | 2019-06-12 | Secondary loop current short circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920892827.6U CN210401466U (en) | 2019-06-12 | 2019-06-12 | Secondary loop current short circuit device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210401466U true CN210401466U (en) | 2020-04-24 |
Family
ID=70349090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920892827.6U Expired - Fee Related CN210401466U (en) | 2019-06-12 | 2019-06-12 | Secondary loop current short circuit device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210401466U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051516A (en) * | 2020-08-03 | 2020-12-08 | 广东电网有限责任公司 | Current transformer secondary circuit short circuit instrument |
| CN114220601A (en) * | 2021-12-17 | 2022-03-22 | 中国能源建设集团广东省电力设计研究院有限公司 | High-reliability superconducting cable structure |
-
2019
- 2019-06-12 CN CN201920892827.6U patent/CN210401466U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112051516A (en) * | 2020-08-03 | 2020-12-08 | 广东电网有限责任公司 | Current transformer secondary circuit short circuit instrument |
| CN114220601A (en) * | 2021-12-17 | 2022-03-22 | 中国能源建设集团广东省电力设计研究院有限公司 | High-reliability superconducting cable structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 |
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| CF01 | Termination of patent right due to non-payment of annual fee |