CN204719137U - Binding clip and loop resistance proving installation - Google Patents
Binding clip and loop resistance proving installation Download PDFInfo
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- CN204719137U CN204719137U CN201520390516.1U CN201520390516U CN204719137U CN 204719137 U CN204719137 U CN 204719137U CN 201520390516 U CN201520390516 U CN 201520390516U CN 204719137 U CN204719137 U CN 204719137U
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- flexible coupling
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- bolt
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Abstract
The utility model discloses a kind of binding clip and loop resistance proving installation, described binding clip comprises the band that is flexible coupling, voltage pole and electric current pole, be flexible coupling described in described voltage pole is arranged at and bring, be flexible coupling described in described electric current pole is arranged at and bring and be positioned at the side of described voltage pole, described in be flexible coupling bring be provided with to connect described in be flexible coupling band two ends regulate the connection regulating part of its two ends length.Described loop resistance proving installation comprises binding clip described above, testing current line, voltage tester line and tester, one end of described testing current line is connected with described electric current pole, the other end is connected with described tester, one end of described voltage tester line is connected with described voltage pole, and the other end is connected with described tester.This binding clip and loop resistance proving installation quality is light, easy to carry, simple operation, can to different-diameter conductor realize clamping and measure.
Description
Technical field
The utility model relates to circuit measuring technology, is specifically related to a kind of binding clip and loop resistance proving installation.
Background technology
Loop resistance test is that GIS (Gas Insulated Switchgear, gas-insulated switchgear) joins or Key experiments project after overhaul, most important to guarantee GIS security of operation.The connection of GIS outlet high-voltgae pothead and GIS conductor is positioned at GIS cable bin, for whether reliably checking cable end and GIS conductor contact, needs to measure the loop resistance between cable end and GIS outlet ground cutter.But cable end position is cylindrical conductor, because of its position and structure special, common loop resistance test clamp cannot directly clamp, be difficult to measure.
Traditional solution has two kinds, one is by staff through cable bin hand hole wire holding clamp touching cable end metal position, but the locus provided due to cable bin hand hole is narrow and small, causes above-mentioned test mode to be Blind Test substantially, there is personal electric shock risk, and measuring accuracy also cannot ensure.Another kind of then be that the wire clamp adopting the metal material such as fine copper to make carries out clamping and measures, but the weight of test clamp own is comparatively large, and operating, carry inconvenience, is the diameter that appropriate cable head is different, and need the size of adjustment Hard link test clip, its adjustment process is comparatively difficult.
Summary of the invention
Based on this, the utility model is the defect overcoming prior art, provides that a kind of quality is light, easy to carry, simple operation, can realize clamping and the binding clip measured and loop resistance proving installation to different-diameter conductor.
Its technical scheme is as follows:
A kind of binding clip, comprise the band that is flexible coupling, voltage pole and electric current pole, be flexible coupling described in described voltage pole is arranged at and bring, be flexible coupling described in described electric current pole is arranged at and bring and be positioned at the side of described voltage pole, described in be flexible coupling bring be provided with to connect described in be flexible coupling band two ends regulate the connection regulating part of its two ends length.
Wherein in an embodiment, described voltage pole comprises two voltage sheets in the form of sheets and the first bolt, the inside and outside both sides of the band that is flexible coupling described in two described voltage sheets lay respectively at, two described voltage sheets and described the first through hole brought and be respectively equipped with at least one and match that is flexible coupling, described first bolt insert described first through hole make described voltage sheet with described be flexible coupling to be be connected, be flexible coupling described in the head of described first bolt is positioned at band inner side, and be flexible coupling described in the bar portion of described first bolt is positioned at band outside.
Wherein in an embodiment, described electric current pole comprises the first current sheet in the form of sheets, the second current sheet in the form of sheets and the second bolt, be flexible coupling described in described first current sheet is positioned at band inner side, described first current sheet is provided with at least one first mounting hole, be flexible coupling described in described second current sheet is positioned at band outside, described second current sheet and described at least one second through hole brought and be respectively equipped with and match with described first mounting hole that is flexible coupling, described second bolt inserts described second through hole successively, first mounting hole makes described second current sheet, the band that is flexible coupling is connected with the first current sheet, described second bolt shank end does not stretch out the clamping face of described first current sheet.
Wherein in an embodiment, described first current sheet, the second current sheet are respectively equipped with hangnail with on the described face of being with and contacting of being flexible coupling.
Wherein in an embodiment, the clamping face of described first current sheet is arranged at intervals with multiple projection, the end face of described projection is the curved surface matched with measured conductor.
Wherein in an embodiment, described connection regulating part comprises clasp or/and VELCRO, when described clasp or VELCRO are used alone, and the one end of the band that is flexible coupling described in described clasp is arranged at, the two ends of the band that is flexible coupling described in described VELCRO is arranged at; When described clasp uses together with VELCRO, be flexible coupling described in described clasp is arranged at band one end, be flexible coupling described in described VELCRO is arranged at band the other end or described in be flexible coupling band two ends.
Wherein in an embodiment, described clasp is two.
A kind of loop resistance proving installation, comprise binding clip described above, testing current line, voltage tester line and tester, one end of described testing current line is connected with described electric current pole, and the other end is connected with described tester; One end of described voltage tester line is connected with described voltage pole, and the other end is connected with described tester.
Wherein in an embodiment, described loop resistance proving installation also comprises the 3rd bolt, described first current sheet with described be flexible coupling be with the face contacted to be provided with projection, described second current sheet and the described groove brought and be respectively equipped with and match with described projection that is flexible coupling, be flexible coupling described in described projection is stretched out by described groove band outside, described projection is provided with the second mounting hole that at least one places described 3rd bolt, described testing current line and voltage tester thread end are respectively equipped with annulus, described 3rd bolt inserts the annulus of described testing current thread end successively, second mounting hole makes described testing current line be connected with described electric current pole, described first bolt inserts described first through hole successively, the annulus of described voltage tester thread end makes described voltage tester line be connected with described voltage pole.
Be flexible coupling described in the band outside that is flexible coupling described above refers to and be with the side that contact with measured conductor, described in be flexible coupling band inner side refer to described in be flexible coupling the side that band contacts with measured conductor.The face that described first current sheet contacts with measured conductor is clamping face." first ", " second ", " the 3rd " described above etc. do not represent concrete quantity and order, are only used for the differentiation of title.
The beneficial effects of the utility model are:
Described binding clip adopts the band design that is flexible coupling, and during use, quality is light, easy to carry, and described in be flexible coupling to bring and be provided with connection regulating part, clamping can be realized to different-diameter conductor, simple operation by regulating the band two ends length that is flexible coupling.
Described loop resistance proving installation adopts the binding clip of said structure, testing current line is connected with described electric current pole and voltage pole respectively with one end of voltage tester line, the other end is connected with tester respectively, the measurement to loop resistance can be realized by the numerical value of read test instrument, this device quality is light, easy to carry, simple operation, can realize measuring to the resistance of different-diameter conductor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the binding clip described in the utility model embodiment;
The structural representation that Fig. 2 is the first current sheet described in the utility model embodiment and the second current sheet;
Fig. 3 is the structural representation of the loop resistance proving installation described in the utility model embodiment.
Description of reference numerals:
10, binding clip, 100, be flexible coupling band, 200, voltage pole, 210, voltage sheet, 220, the first bolt, 300, electric current pole, the 310, first current sheet, 312, protruding, 314, projection, 316, second mounting hole, the 320, second current sheet, the 330, second bolt, 340, hangnail, 400, connect regulating part, 410, clasp, 20, voltage tester line, 30, testing current line, 40, tester.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail:
As shown in Figure 1, a kind of binding clip 10, comprise the band 100 that is flexible coupling, voltage pole 200 and electric current pole 300, be flexible coupling described in described voltage pole 200 is arranged on band 100, to be flexible coupling described in described electric current pole 300 is arranged on band 100 and to be positioned at the side of described voltage pole 200, described in be flexible coupling band 100 be provided with to connect described in be flexible coupling band two ends regulate the connection regulating part 400 of its two ends length.Described binding clip 10 adopts the band design that is flexible coupling, and during use, quality is light, easy to carry, and described in the band 100 that is flexible coupling be provided with and connect regulating part 400, clamping can be realized to different-diameter conductor, simple operation by regulating the band 100 two ends length that is flexible coupling.
Described voltage pole 200 comprises two voltage sheets 210 in the form of sheets and the first bolt 220, the inside and outside both sides of the band that is flexible coupling described in two described voltage sheets 210 lay respectively at, two described voltage sheets 210 and the described band 100 that is flexible coupling are respectively equipped with at least one first through hole matched, described first bolt 220 inserts described first through hole makes described voltage sheet 210 be connected with the described band 100 that is flexible coupling, be flexible coupling described in the head of described first bolt 220 is positioned at band inner side, and be flexible coupling described in the bar portion of described first bolt 220 is positioned at band outside.Particularly, the head of described first bolt is plane, and during use, the head of described first bolt contacts with measured conductor and forms some connected modes, thus makes voltage signal acquisition steady.
As Fig. 1, shown in Fig. 2, described electric current pole 300 comprises the first current sheet 310 in the form of sheets, the second current sheet 320 and the second bolt 330 in the form of sheets, be flexible coupling inside band 100 described in described first current sheet 310 is positioned at, described first current sheet 310 is provided with at least one first mounting hole, be flexible coupling outside band 100 described in described second current sheet 320 is positioned at, described second current sheet 320 and the described band 100 that is flexible coupling are respectively equipped with at least one second through hole matched with described first mounting hole, described second bolt 330 inserts described second through hole successively, first mounting hole makes described second current sheet 320, the band 100 that is flexible coupling is connected with the first current sheet 310, described second bolt 330 bar portion end does not stretch out the clamping face of described first current sheet, thus ensure that the second bolt does not contact with measured conductor in test process, avoid damaging measured conductor.The face that described first current sheet 310, second current sheet 320 contacts with the described band 100 that is flexible coupling is respectively equipped with hangnail 340, by arranging hangnail 340 structure, when described first current sheet 310, second current sheet 320 is connected with the described band 100 that is flexible coupling, to be flexible coupling described in hangnail 340 inserts in band 100 thus to make connection more closely and firmly, the not easily landing of electric current pole.The clamping face of described first current sheet 310 is arranged at intervals with multiple protruding 312, and the described end face of protruding 312 is the curved surface matched with measured conductor.By arranging protruding 312 structures, the friction force between clamping face and measured conductor can be increased, binding clip landing when preventing from measuring measured conductor.In addition, the end face of described projection is the curved surface matched with measured conductor, and in test process, the contact between clamping face and measured conductor is face contact, can effectively prevent local pressure excessive and cause damage to measured conductor surface.
Described connection regulating part 400 comprises clasp 410 or/and VELCRO (not shown).When described clasp 410 is used alone, the one end of the band 100 that is flexible coupling described in described clasp 410 is arranged at, inserts the described other end being flexible coupling band in described clasp to realize be flexible coupling the band connection at two ends and length adjustment.When described VELCRO is used alone, the two ends of the band that is flexible coupling described in the public face of described VELCRO and generatrix lay respectively at, to coordinate the connection and length adjustment of being with two ends to realize being flexible coupling with generatrix by the public face of described VELCRO.Preferably, described clasp uses together with VELCRO, be flexible coupling described in described clasp is arranged at the one end of being with, be flexible coupling described in the public face of described VELCRO and generatrix can all be arranged at the other end be with, by the described band that is flexible coupling is pulled through in described clasp the band inflection that is flexible coupling, or the two ends of being with that are flexible coupling described in the public face of described VELCRO and generatrix be arranged at respectively, by by the described band that is flexible coupling through described clasp, thus the connection and length adjustment that the public face of described VELCRO are coordinated with generatrix be with two ends to realize being flexible coupling.Preferably, described clasp is two, thus increases constant intensity, prevents described binding clip landing.Adopt clasp or/and the form of VELCRO, simple operation, the Contact of test clip and conductor can be made tight, ensure measuring accuracy.
As shown in Figure 3, a kind of loop resistance proving installation, comprise binding clip 10 described above, testing current line 30, voltage tester line 20 and tester 40, one end of described testing current line 30 is connected with described electric current pole 300, and the other end is connected with described tester 40.One end of described voltage tester line 20 is connected with described voltage pole 200, and the other end is connected with described tester 40.Described loop resistance proving installation adopts the binding clip 10 of said structure, testing current line 30 is connected with voltage pole 200 described electric current pole 300 respectively with one end of voltage tester line 20, the other end is connected with tester 40 respectively, the measurement to loop resistance can be realized by the numerical value of read test instrument 40, this device quality is light, easy to carry, simple operation, can realize measuring to the resistance of different-diameter conductor.
As Fig. 1, shown in Fig. 2, described loop resistance proving installation also comprises the 3rd bolt, the face that described first current sheet 310 contacts with the described band 100 that is flexible coupling is provided with projection 314, described second current sheet 320 and the described band 100 that is flexible coupling are respectively equipped with the groove matched with described projection 314, be flexible coupling outside band 100 described in described projection 314 is stretched out by described groove, described projection 314 is provided with the second mounting hole 316 that at least one places described 3rd bolt, as shown in Figure 3, described testing current line 30 and voltage tester line 40 end are respectively equipped with annulus, described 3rd bolt inserts the annulus of described testing current line 30 end successively, second mounting hole 316 makes described testing current line 30 be connected with described electric current pole 300, described first bolt 220 inserts described first through hole successively, the annulus of described voltage tester line 20 end makes described voltage tester line 20 be connected with described voltage pole 200.The mode that described testing current line 30, voltage tester line 20 are bolted is connected with electric current pole 300, voltage pole 200 respectively, and structure is simple, connects reliable.
Voltage pole 200 described in the present embodiment and electric current pole 300 all adopt the good fine copper of conductive effect, wherein electric current pole electroplate, thus ensure that contact is good.The described band 100 that is flexible coupling, clasp 410 all adopt polypropylene fibre material, and this material has that density is little, lightweight, physical strength is high, and the features such as water resistant horizontal drawing force intensity is large, effectively can alleviate the weight of the present embodiment, easy to carry, simple operation.
The actual test process of the present embodiment is as follows: be centered around on measured conductor by the described band 100 that is flexible coupling, and to be connected at described band 10 two ends that are flexible coupling and measured conductor is close to by the band 10 that is flexible coupling described in making by described connection regulating part 400.The electric current inputting more than 100A to electric current pole 300 makes it by measured conductor, the numerical value on read test instrument thus obtain loop resistance value.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. a binding clip, it is characterized in that, comprise the band that is flexible coupling, voltage pole and electric current pole, be flexible coupling described in described voltage pole is arranged at and bring, be flexible coupling described in described electric current pole is arranged at and bring and be positioned at the side of described voltage pole, described in be flexible coupling bring be provided with to connect described in be flexible coupling band two ends regulate the connection regulating part of its two ends length.
2. binding clip according to claim 1, it is characterized in that, described voltage pole comprises two voltage sheets in the form of sheets and the first bolt, the inside and outside both sides of the band that is flexible coupling described in two described voltage sheets lay respectively at, two described voltage sheets and described the first through hole brought and be respectively equipped with at least one and match that is flexible coupling, described first bolt insert described first through hole make described voltage sheet with described be flexible coupling to be be connected, be flexible coupling described in the head of described first bolt is positioned at band inner side, and be flexible coupling described in the bar portion of described first bolt is positioned at band outside.
3. binding clip according to claim 2, it is characterized in that, described electric current pole comprises the first current sheet in the form of sheets, the second current sheet in the form of sheets and the second bolt, be flexible coupling described in described first current sheet is positioned at band inner side, described first current sheet is provided with at least one first mounting hole, be flexible coupling described in described second current sheet is positioned at band outside, described second current sheet and described at least one second through hole brought and be respectively equipped with and match with described first mounting hole that is flexible coupling, described second bolt inserts described second through hole successively, first mounting hole makes described second current sheet, the band that is flexible coupling is connected with the first current sheet, described second bolt shank end does not stretch out the clamping face of described first current sheet.
4. binding clip according to claim 3, is characterized in that, described first current sheet, the second current sheet are respectively equipped with hangnail with on the described face of being with and contacting of being flexible coupling.
5. binding clip according to claim 4, is characterized in that, the clamping face of described first current sheet is arranged at intervals with multiple projection, and the end face of described projection is the curved surface matched with measured conductor.
6. binding clip according to claim 3, it is characterized in that, described connection regulating part comprises clasp or/and VELCRO, when described clasp or VELCRO are used alone, be flexible coupling described in described clasp is arranged at the one end of being with, the two ends of the band that is flexible coupling described in described VELCRO is arranged at; When described clasp uses together with VELCRO, be flexible coupling described in described clasp is arranged at band one end, be flexible coupling described in described VELCRO is arranged at band the other end or described in be flexible coupling band two ends.
7. binding clip according to claim 6, is characterized in that, described clasp is two.
8. a loop resistance proving installation, it is characterized in that, comprise the binding clip described in any one of the claims 3-7, testing current line, voltage tester line and tester, one end of described testing current line is connected with described electric current pole, and the other end is connected with described tester; One end of described voltage tester line is connected with described voltage pole, and the other end is connected with described tester.
9. loop resistance proving installation according to claim 8, it is characterized in that, also comprise the 3rd bolt, described first current sheet with described be flexible coupling be with the face contacted to be provided with projection, described second current sheet and the described groove brought and be respectively equipped with and match with described projection that is flexible coupling, be flexible coupling described in described projection is stretched out by described groove band outside, described projection is provided with the second mounting hole that at least one places described 3rd bolt, described testing current line and voltage tester thread end are respectively equipped with annulus, described 3rd bolt inserts the annulus of described testing current thread end successively, second mounting hole makes described testing current line be connected with described electric current pole, described first bolt inserts described first through hole successively, the annulus of described voltage tester thread end makes described voltage tester line be connected with described voltage pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390516.1U CN204719137U (en) | 2015-06-05 | 2015-06-05 | Binding clip and loop resistance proving installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390516.1U CN204719137U (en) | 2015-06-05 | 2015-06-05 | Binding clip and loop resistance proving installation |
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| Publication Number | Publication Date |
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| CN204719137U true CN204719137U (en) | 2015-10-21 |
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| CN201520390516.1U Active CN204719137U (en) | 2015-06-05 | 2015-06-05 | Binding clip and loop resistance proving installation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064643A (en) * | 2017-01-19 | 2017-08-18 | 国家电网公司 | 1000 kilovolts of GIS device major loop method for testing resistance |
| CN114384459A (en) * | 2021-12-09 | 2022-04-22 | 国电南瑞三能电力仪表(南京)有限公司 | Method, system and device for detecting reliability of hard connection |
-
2015
- 2015-06-05 CN CN201520390516.1U patent/CN204719137U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064643A (en) * | 2017-01-19 | 2017-08-18 | 国家电网公司 | 1000 kilovolts of GIS device major loop method for testing resistance |
| CN114384459A (en) * | 2021-12-09 | 2022-04-22 | 国电南瑞三能电力仪表(南京)有限公司 | Method, system and device for detecting reliability of hard connection |
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| GR01 | Patent grant |