CN203688596U - Test clamp for relay protection equipment - Google Patents
Test clamp for relay protection equipment Download PDFInfo
- Publication number
- CN203688596U CN203688596U CN201320818390.4U CN201320818390U CN203688596U CN 203688596 U CN203688596 U CN 203688596U CN 201320818390 U CN201320818390 U CN 201320818390U CN 203688596 U CN203688596 U CN 203688596U
- Authority
- CN
- China
- Prior art keywords
- test clamp
- metallic conductor
- relay protection
- protection device
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 72
- 239000004020 conductor Substances 0.000 claims abstract description 47
- 239000011241 protective layer Substances 0.000 claims description 18
- 238000013461 design Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Abstract
The utility model provides a test clamp for relay protection equipment, which comprises a straight metal conductor, a semicircular metal conductor, a first connecting part, a second connecting part, a test clamp left handle and a test clamp right handle. The straight metal conductor is inserted in a central hollow hole in the wiring terminal of the relay protection equipment to fix the test clamp. The upper part of the first connecting part is connected with the straight metal conductor and the semicircular metal conductor, and the lower part of the first connecting part is connected with the second connecting part. The lower part of the second connecting part is connected with the test clamp left handle and the test clamp right handle. The top of one of the test clamp left handle and the test clamp right handle is provided with a through hole. According to the technical scheme of the utility model, the test clamp is a custom design for the wiring terminal of the relay protection equipment and is matched with the wiring terminal in height. Therefore, the structure of the relay protection equipment is free from being destroyed, and the occurrence of resultant potential safety hazards is avoided.
Description
Technical field
The utility model relates to power technology field, relates in particular to a kind of test clamp for relay protection device.
Background technology
Along with the unprecedented development of electric system, transforming plant protecting device increases, and maintenance workload is increasing, and reaying protection test workload is also large.At present, transforming plant protecting device test substantially also depends on conventional test clip, to protection status of equipment and the investigation of test clamp service condition, finds to exist following several respects problem by for a long time.
1, tested narrow space between protective device and protective device screen cabinet door (or cabinet), be not easy to test, easily touch by mistake and cause short circuit accident.
2, because current conventional test clip does not mate with the protection equipment of site test, use for a long time the structure of destruction equipment, the Production Life cycle of invisible shortening equipment.While more seriously not mating use due to conventional test clip and equipment, destroy equipment original structure, cause the generation of potential safety hazard.
3, owing to needing to do a large amount of preliminary work before conventional test clip work at present, waste a large amount of human and material resources.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of test clamp for relay protection device, comprising: straight shape metallic conductor, semicircle metallic conductor, the first link, the second link, test clamp left handle, test clamp right handles;
Described straight shape metallic conductor inserts in the middle emptying aperture of connection terminal of described relay protection device, fixing described test clamp;
Described semicircle metallic conductor inserts in the side connection terminal hole of connection terminal of described relay protection device, to fix described test clamp;
Described the first link top is connected with straight shape metallic conductor, semicircle metallic conductor respectively, and bottom is connected with the second link;
Described the second link bottom is connected with described test clamp left handle, test clamp right handles;
One of them top of described test clamp left handle or test clamp right handles is provided with the through hole for accessing test wire.
Wherein, described straight shape metallic conductor inside is metallic conductor, and outer setting has insulating protective layer.
Wherein, described semicircle metallic conductor inside is metallic conductor, and outer setting has insulating protective layer.
Wherein, described the first link inside is metallic conductor, and outer setting has insulating protective layer.
Wherein, the second link inside is metallic conductor, and outer setting has insulating protective layer, is provided with a rotary column and screw in the middle of it.
Wherein, described test clamp left handle is flat, and its inside is metallic conductor, and outer setting has insulating protective layer.
Wherein, described test clamp left handle is rounded, and its inside is metallic conductor, and outer setting has insulating protective layer.
The test clamp for relay protection device that provides of the utility model is provided, its design of connection terminal amount body according to relay protection device, matched, can not destroy the structure of relay protection device, avoids the potential safety hazard therefore causing.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation that the utility model provides a kind of test clamp for relay protection device.
Embodiment
Referring to Fig. 1, the utility model provides a kind of test clamp for relay protection device, comprising: straight shape metallic conductor 1, semicircle metallic conductor 2, the first link 3, the second link 4, test clamp left handle 5, test clamp right handles 6;
Described straight shape metallic conductor 1 inserts in the middle emptying aperture of connection terminal of described relay protection device, fixing described test clamp;
Described semicircle metallic conductor 2 inserts in the side connection terminal hole of connection terminal of described relay protection device, to fix described test clamp;
Described the first link 3 tops are connected with straight shape metallic conductor 1, semicircle metallic conductor 2 respectively, and bottom is connected with the second link 4;
Described the second link 4 bottoms are connected with described test clamp left handle 5, test clamp right handles 6;
One of them top of described test clamp left handle 5 or test clamp right handles 6 is provided with the through hole for accessing test wire.Shown in Fig. 1 is that test clamp right handles 6 tops arrange through hole 7.
The shape of this through hole 7 can be circular, or square, oval-shaped, as long as can pass test wire.
In specific implementation, described straight shape metallic conductor 1 inside is metallic conductor, and outer setting has insulating protective layer, prevents person contact electric shock.
Wherein, described semicircle metallic conductor 2 inside are metallic conductor, and outer setting has insulating protective layer, prevent person contact electric shock.
Wherein, described the first link 3 inside are metallic conductor, and outer setting has insulating protective layer, prevent person contact electric shock.
Wherein, the second link 4 inside are metallic conductor; outer setting has insulating protective layer; prevent person contact electric shock; in the middle of it, be provided with a rotary column and screw; play left and right partial fixing connection and be integrated, the screw in the middle of left and right part relies on rotates around the spring on described rotary column, is convenient to open test clamp.
Test clamp left handle 5 is flat, is convenient to test clamp and opens and uses, and its inside is metallic conductor.There is insulating protective layer to prevent person contact electric shock outward.
Test clamp right handles 6 is rounded, is convenient to test clamp and opens and uses, and its inside is metallic conductor.There is insulating protective layer to prevent person contact electric shock outward.
The test clamp for relay protection device that provides of the utility model is provided, its design of connection terminal amount body according to relay protection device, matched, can not destroy the structure of relay protection device, avoids the potential safety hazard therefore causing.
It should be noted that; what the utility model was described is a kind of product form of the test clamp of relay protection device; other meets the product of structure described in the utility model; even if material, device name, outward appearance, device are put order etc., not affect the factor of product performance not identical, still belongs to the scope of the utility model protection.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. for a test clamp for relay protection device, it is characterized in that, comprising: straight shape metallic conductor, semicircle metallic conductor, the first link, the second link, test clamp left handle, test clamp right handles;
Described straight shape metallic conductor inserts in the middle emptying aperture of connection terminal of described relay protection device, fixing described test clamp;
Described semicircle metallic conductor inserts in the side connection terminal hole of connection terminal of described relay protection device, to fix described test clamp;
Described the first link top is connected with straight shape metallic conductor, semicircle metallic conductor respectively, and bottom is connected with the second link;
Described the second link bottom is connected with described test clamp left handle, test clamp right handles;
One of them top of described test clamp left handle or test clamp right handles is provided with the through hole for accessing test wire.
2. a kind of test clamp for relay protection device as claimed in claim 1, is characterized in that, described straight shape metallic conductor inside is metallic conductor, and outer setting has insulating protective layer.
3. a kind of test clamp for relay protection device as claimed in claim 2, is characterized in that, described semicircle metallic conductor inside is metallic conductor, and outer setting has insulating protective layer.
4. a kind of test clamp for relay protection device as claimed in claim 3, is characterized in that, described the first link inside is metallic conductor, and outer setting has insulating protective layer.
5. a kind of test clamp for relay protection device as claimed in claim 4, is characterized in that, the second link inside is metallic conductor, and outer setting has insulating protective layer, is provided with a rotary column and screw in the middle of it.
6. a kind of test clamp for relay protection device as claimed in claim 5, is characterized in that, wherein, described test clamp left handle is flat, and its inside is metallic conductor, and outer setting has insulating protective layer.
7. a kind of test clamp for relay protection device as claimed in claim 6, is characterized in that, wherein, described test clamp left handle is rounded, and its inside is metallic conductor, and outer setting has insulating protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818390.4U CN203688596U (en) | 2013-12-13 | 2013-12-13 | Test clamp for relay protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818390.4U CN203688596U (en) | 2013-12-13 | 2013-12-13 | Test clamp for relay protection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203688596U true CN203688596U (en) | 2014-07-02 |
Family
ID=51010481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320818390.4U Expired - Lifetime CN203688596U (en) | 2013-12-13 | 2013-12-13 | Test clamp for relay protection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203688596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340410A (en) * | 2017-07-12 | 2017-11-10 | 安徽博森互联网科技有限公司 | A kind of test clamp for protective relaying device |
| CN114034891A (en) * | 2021-11-15 | 2022-02-11 | 广西电网有限责任公司来宾供电局 | Safety test clamp for relay protection loop terminal |
-
2013
- 2013-12-13 CN CN201320818390.4U patent/CN203688596U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340410A (en) * | 2017-07-12 | 2017-11-10 | 安徽博森互联网科技有限公司 | A kind of test clamp for protective relaying device |
| CN114034891A (en) * | 2021-11-15 | 2022-02-11 | 广西电网有限责任公司来宾供电局 | Safety test clamp for relay protection loop terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |