CN104466458A - Jointing clamp - Google Patents
Jointing clamp Download PDFInfo
- Publication number
- CN104466458A CN104466458A CN201410774017.2A CN201410774017A CN104466458A CN 104466458 A CN104466458 A CN 104466458A CN 201410774017 A CN201410774017 A CN 201410774017A CN 104466458 A CN104466458 A CN 104466458A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- binding clip
- jointing clamp
- wire
- clamp
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a jointing clamp. The jointing clamp is characterized in that the jointing clamp comprises a clamp head, a clamp head support with one end connected with the clamp head in a pivoted mode, and an insulating long rod connected with the other end of the clamp head support; the clamp head comprises a base plate, two clamp arms vertically arranged on the base plate and a driving piece used for driving the two clamp arms to change positions, the distance between the two clamp arms is adjustable, a wire is connected between the clamp head and the insulating long rod, and the wire is connected with a holding wire which is arranged in the insulating long rod and provided with an extending end at the tail portion of the insulating long rod. The jointing clamp has the advantages that a tester can stand on the ground to achieve short circuit or ground connection of a leading-out terminal of a sleeve pipe through the jointing clamp and does not need to climb, one person can operate the jointing clamp, life safety of the operator is greatly improved, meanwhile, twining of shorting stubs is avoided, and accuracy of test data is improved.
Description
Technical field
The present invention relates to a kind of jointing clamp.
Background technology
In daily overhaul and technological transformation work, the routine test of main transformer effectively can find the horizontal stroke of main transformer body and sleeve pipe, longitudinal defect and familial defect, and the routine test of main transformer mainly comprises: the insulation resistance, dielectric loss angle tangent tan δ, DC leakage-current, D.C. resistance, short-circuit impedance etc. of winding and sleeve; Wherein each pilot project all needs testing crew shorting stub to high, medium and low voltage sleeve pipe leading-out terminal short circuit or ground connection, be mainly testing crew at present to utilize ladder to climb up main transformer to come leading-out terminal short circuit or ground connection, for 220KV and above bushing shell for transformer leading-out terminal up to 6m, even some reaches about 10m.There is at present a lot of testing crew to fall injured accident, bring hidden danger to the personal safety of testing crew.Meanwhile, when electrical test, at least need two people to coordinate, a people has guarded pilot project, and as on main transformer, testing crew does not complete wiring, beneath testing crew takes for wiring and completes, and may cause security incident, there is potential safety hazard equally.
In addition, need testing crew to climb up sleeve pipe demolition, installation shorting stub or earth connection repeatedly for some pilot project, comparatively waste time and energy.And the canoe of shorting stub is very important in electrical test, needs repeated multiple times firmly winding, occur to loosen if be wound around, can have a huge impact the accuracy of test data, affect test effect.
Summary of the invention
The object of the invention is to the problems referred to above of solution prior art existence and a kind of jointing clamp is provided, testing crew stands in ground just can realize sleeve pipe leading-out terminal short circuit or ground connection by jointing clamp, avoid climbing, singlely can to operate, greatly improve the life security of operating personnel, meanwhile, avoid the winding of shorting stub, improve the accuracy of test data.
Above-mentioned technical purpose of the present invention mainly solves by the following technical programs: jointing clamp, it is characterized in that comprising binding clip, one end connect binding clip and with the binding clip support of binding clip pivot joint, the insulation stock be connected with the binding clip support other end, described binding clip comprises substrate, stands in two tong arms on substrate and drive two tong arms to adjust the actuator of positions, spacing between described two tong arms is adjustable, connect wire between described binding clip and insulation stock, described wire is with to be arranged on the stock that insulate interior and be connected at the p-wire that insulating bar afterbody has an elongated end.Insulation stock can design length according to actual needs, and can be the expansion link of adjustable in length, can be that Multi section bar is formed by connecting according to actual needs.Testing crew stands in ground just can realize sleeve pipe leading-out terminal short circuit or ground connection by jointing clamp, avoids climbing, singlely can to operate, greatly improve the life security of operating personnel, meanwhile, avoid the winding of shorting stub, improves the accuracy of test data.Two tong arms carry out clamping according to sleeve or the action of pine, realize sleeve pipe leading-out terminal short circuit or ground connection.
As improving further and supplementing technique scheme, the present invention adopts following technical measures: described substrate is provided with guide groove, and the link of described two tong arms embeds described guide groove.
Described actuator is two groups, often organizes the pull-push piece that described actuator comprises roller and drives described roller to roll, and two described tong arms is arranged respectively the actuator described in a group.Pull-push piece can promote a tong arm action, also can promote the action simultaneously of two tong arms.
Described in each, the back of tong arm arranges a lug, and described roller is connected on lug.
Described tong arm is circular arc, and tong arm described in two forms bracket shape, and the inner concave of described tong arm is provided with anti-slip veins.
Described tong arm comprises principal part and arranges rib on rear side of principal part, and described anti-slip veins is arranged on the inner concave of principal part, the width of described rib and be highly greater than described principal part.
Described substrate is strip tabular, binding clip support is the strip tabular matched with substrate, described substrate is relative to the rotation of 180 degree, described binding clip support, and a side of described binding clip support arranges a blend stop, and described blend stop is arranged on the dorsal part that described binding clip support rotates.The setting of blend stop is avoided substrate to lose and is rotated to other side against power, if substrate rotates to the corresponding side in addition of blend stop, now easily causes two tong arm wiring reverse, causes test data mistake, can not reach test effect even completely.
Described insulation stock at least comprises the first segment connecting rod and second section connecting rod that are connected, described first segment connecting rod is connected with binding clip support, in the inner chamber of described first segment connecting rod, p-wire connector is set, one end of described p-wire connector and described wire, the other end forms link at the afterbody of described first segment connecting rod, and described second section connecting rod has the inner chamber run through up and down for described p-wire.
Described insulation stock also comprises Section of three connecting rod be connected with described second section connecting rod, and described Section of three connecting rod has the inner chamber run through up and down for described p-wire.
The length of described first segment connecting rod, second section connecting rod and Section of three connecting rod is respectively: 0.3-0.7m, 0.8-1.2m, 0.8-1.2m, and the diameter of described insulation stock is 0.15m-0.45m.
The beneficial effect that the present invention has: testing crew stands in ground just can realize sleeve pipe leading-out terminal short circuit or ground connection by jointing clamp, avoids climbing, singlely can to operate, greatly improve the life security of operating personnel, meanwhile, avoid the winding of shorting stub, improve the accuracy of test data.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of state of the present invention.
Fig. 2 is the structural representation of another kind of state of the present invention.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: jointing clamp, as illustrated in fig. 1 and 2, it comprises binding clip 1, one end connect binding clip and with binding clip pivot joint binding clip support 2, the insulation stock 3 be connected with binding clip support 2 other end, described binding clip 1 comprises substrate 11, stands in two tong arms 12 on substrate and drive two tong arms 12 to adjust the actuator of position, spacing between described two tong arms 12 is adjustable, connect wire 4 between described binding clip 1 and insulation stock 3, described wire 4 is with to be arranged on the stock 3 of insulating interior and be connected at the p-wire that insulating bar afterbody has an elongated end.
Described substrate 11 is provided with guide groove 13, and the link of described two tong arms 12 embeds described guide groove 13.
Described actuator is two groups, often organizes the pull-push piece that described actuator comprises roller 6 and drives described roller to roll, and two described tong arms 12 is arranged respectively the actuator described in a group.
The back of tong arm 12 described in each arranges a lug 14, and described roller 6 is connected on lug 14.
Described tong arm 12 is in circular arc, and described in two, tong arm 12 forms bracket shape, and the inner concave of described tong arm 12 is provided with anti-slip veins.
Described tong arm 12 comprises principal part 120 and arranges the rib 121 on rear side of principal part 120, and described anti-slip veins is arranged on the inner concave of principal part 120, the width of described rib 121 and be highly greater than described principal part 120.
Described substrate 11 is strip tabular, binding clip support 2 is the strip tabular matched with substrate 11, described substrate 11 is relative to the rotation of 2180 degree, described binding clip support, and a side of described binding clip support 2 arranges a blend stop 21, and described blend stop 21 is arranged on the dorsal part that described binding clip support 2 rotates.
Described insulation stock 3 comprises the first segment connecting rod 31 and second section connecting rod 32 that are connected, described first segment connecting rod 31 is connected with binding clip support 2, in the inner chamber of described first segment connecting rod 31, p-wire connector is set, one end of described p-wire connector and described wire 4, the other end forms link at the afterbody of described first segment connecting rod 31, and described second section connecting rod has the inner chamber run through up and down for described p-wire.As a rule, described insulation stock 3 also comprises Section of three connecting rod be connected with described second section connecting rod, and described Section of three connecting rod has the inner chamber run through up and down for described p-wire.
The length of described first segment connecting rod 31, second section connecting rod and Section of three connecting rod is respectively: 0.3-0.7m(is as 0.5m), 0.8-1.2m(is as 1m), 0.8-1.2m(is as 1m), the diameter of described insulation stock 3 is that 0.15m-0.45m(is as 0.25m-0.3m).
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention.In the above-described embodiments, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. jointing clamp, it is characterized in that comprising binding clip (1), one end connect binding clip and with the binding clip support (2) of binding clip pivot joint, the insulation stock (3) be connected with binding clip support (2) other end, described binding clip (1) comprises substrate (11), stand in two tong arms (12) on substrate and drive two tong arms (12) to adjust the actuator of position, spacing between described two tong arms (12) is adjustable, wire (4) is connected between described binding clip (1) and insulation stock (3), described wire (4) insulate in stock (3) and is connected at the p-wire that insulating bar afterbody has an elongated end with being arranged on.
2. jointing clamp according to claim 1, is characterized in that described substrate (11) is provided with guide groove (13), and the link of described two tong arms (12) embeds described guide groove (13).
3. jointing clamp according to claim 1 and 2, it is characterized in that described actuator is two groups, often organize the pull-push piece that described actuator comprises roller (6) and drives described roller to roll, described two tong arms (12) are arranged respectively the actuator described in a group.
4. jointing clamp according to claim 3, it is characterized in that the back of tong arm described in each (12) arranges a lug (14), described roller (6) is connected on lug (14).
5. jointing clamp according to claim 1, is characterized in that described tong arm (12) is in circular arc, and tong arm described in two (12) forms bracket shape, and the inner concave of described tong arm (12) is provided with anti-slip veins.
6. jointing clamp according to claim 5, it is characterized in that described tong arm (12) comprises principal part (120) and arranges the rib (121) of principal part (120) rear side, described anti-slip veins is arranged on the inner concave of principal part (120), the width of described rib (121) and be highly greater than described principal part (120).
7. jointing clamp according to claim 1, it is characterized in that described substrate (11) is strip tabular, binding clip support (2) is the strip tabular matched with substrate (11), described substrate (11) is relative to the rotation of (2) 180 degree, described binding clip support, one side of described binding clip support (2) arranges a blend stop (21), and described blend stop (21) is arranged on the dorsal part that described binding clip support (2) rotates.
8. jointing clamp according to claim 1, it is characterized in that described insulation stock (3) at least comprises the first segment connecting rod (31) and second section connecting rod be connected, described first segment connecting rod (31) is connected with binding clip support (2), in the inner chamber of described first segment connecting rod (31), p-wire connector is set, one end of described p-wire connector and described wire (4), the other end forms link at the afterbody of described first segment connecting rod (31), and described second section connecting rod has the inner chamber run through up and down for described p-wire.
9. jointing clamp according to claim 8, is characterized in that described insulation stock (3) also comprises Section of three connecting rod be connected with described second section connecting rod, and described Section of three connecting rod has the inner chamber run through up and down for described p-wire.
10. jointing clamp according to claim 9, it is characterized in that the length of described first segment connecting rod (31), second section connecting rod and Section of three connecting rod is respectively: 0.3-0.7m, 0.8-1.2m, 0.8-1.2m, the diameter of described insulation stock (3) is 0.15m-0.45m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410774017.2A CN104466458B (en) | 2014-12-16 | 2014-12-16 | jointing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410774017.2A CN104466458B (en) | 2014-12-16 | 2014-12-16 | jointing clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104466458A true CN104466458A (en) | 2015-03-25 |
| CN104466458B CN104466458B (en) | 2017-12-12 |
Family
ID=52912104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410774017.2A Expired - Fee Related CN104466458B (en) | 2014-12-16 | 2014-12-16 | jointing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104466458B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200959373Y (en) * | 2006-09-20 | 2007-10-10 | 钱家桢 | Clipped fastener for suspended short-circuit grounding earth connection |
| CN201118148Y (en) * | 2007-11-21 | 2008-09-17 | 卢义福 | Tackle type wire earthing device |
| CN201374397Y (en) * | 2009-02-18 | 2009-12-30 | 宁波电业局 | Portable type short-circuit grounding device |
| CN202196884U (en) * | 2011-09-02 | 2012-04-18 | 河南省电力公司驻马店供电公司 | Special wire clamp for adjustable portable ground wire |
| CN203929814U (en) * | 2014-06-13 | 2014-11-05 | 贵州电网公司培训与评价中心 | Lightning arrester live-line test special jointing clamp |
| CN204216249U (en) * | 2014-12-16 | 2015-03-18 | 国家电网公司 | Jointing clamp |
-
2014
- 2014-12-16 CN CN201410774017.2A patent/CN104466458B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200959373Y (en) * | 2006-09-20 | 2007-10-10 | 钱家桢 | Clipped fastener for suspended short-circuit grounding earth connection |
| CN201118148Y (en) * | 2007-11-21 | 2008-09-17 | 卢义福 | Tackle type wire earthing device |
| CN201374397Y (en) * | 2009-02-18 | 2009-12-30 | 宁波电业局 | Portable type short-circuit grounding device |
| CN202196884U (en) * | 2011-09-02 | 2012-04-18 | 河南省电力公司驻马店供电公司 | Special wire clamp for adjustable portable ground wire |
| CN203929814U (en) * | 2014-06-13 | 2014-11-05 | 贵州电网公司培训与评价中心 | Lightning arrester live-line test special jointing clamp |
| CN204216249U (en) * | 2014-12-16 | 2015-03-18 | 国家电网公司 | Jointing clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104466458B (en) | 2017-12-12 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20171216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |