CN107425309A - The electric test fixture of terrestrial operation eminence wiring - Google Patents
The electric test fixture of terrestrial operation eminence wiring Download PDFInfo
- Publication number
- CN107425309A CN107425309A CN201710161598.6A CN201710161598A CN107425309A CN 107425309 A CN107425309 A CN 107425309A CN 201710161598 A CN201710161598 A CN 201710161598A CN 107425309 A CN107425309 A CN 107425309A
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- Prior art keywords
- bar
- wire
- insulating bar
- turning
- joint
- 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.)
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- 238000012360 testing method Methods 0.000 title claims abstract description 42
- 241000282376 Panthera tigris Species 0.000 claims abstract description 22
- 230000007704 transition Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000008676 import Effects 0.000 abstract 1
- 238000002474 experimental method Methods 0.000 description 6
- 238000004382 potting Methods 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000273618 Sphenoclea zeylanica Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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
- H01R11/22—End pieces terminating in a spring clip
- H01R11/24—End pieces terminating in a spring clip with gripping jaws, e.g. crocodile clip
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
Landscapes
- Measuring Leads Or Probes (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention provides one kind to connect simple, simple, convenient use, operating efficiency height, the electric test fixture of good, quick detachable, the easy-to-assemble terrestrial operation eminence wiring of security；The technical scheme used for：Insulating bar is hollow Telescopic rod structure, linked together by multi-joint telescoping bar unit is embedded each other, the upper end of insulating bar is movably set with joint, joint is inserted into the top of insulating bar, and can be around insulating bar axially 360 ° of rotations, turning-bar and joint are be arranged in parallel, and turning-bar and joint are bolted on together, and tiger chuck is fixedly installed on the top of turning-bar；The upper end of bracing wire is fixed in threading hole, lower end is located at the bottom of insulating bar, and it is provided with stay thimble, by pulling stay thimble that the teeth of tiger chuck are engaged on electric wire, tiger chuck is connected with test wire with turning-bar bearing, the lower end of test wire is connected in the chamber on ground, and test wire is engaged electric wire by teeth and imports high-tension electricity in the chamber on ground.
Description
Technical field
A kind of electric test fixture of terrestrial operation eminence wiring of the invention, belong to high-potting aid technology neck
Domain.
Background technology
Power equipment is frequently necessary to carry out some necessary inspections and experiment, and some are installed pinnacled electric equipment and entered
, it is necessary to which testing crew climbs to eminence wiring during row experiment, so climb up and climb down repeatedly, many difficulties are brought to experiment work,
And it cannot be guaranteed the safety of testing crew.In transforming plant primary equipment annual test, it can all be related to such as breaker, disconnecting switch
The loop resistance of equipment, up-flow, insulation such as check at the Multitest.Existing electrical test wire clamp is all terrestrial operation, when will
Measure altitude plant（Such as transformer, breaker, disconnecting switch）When often to be climbed by aerial lift device with insulated arm or manpower to equipment
Locate wiring.In practical operation, aerial lift device with insulated arm or the place that manpower climbing can not reach are there are, such as when station equipment mistake
In intensive and cause no enough spaces to be operated for aerial lift device with insulated arm or personnel, this will directly affect measurement work, make
Measurement work becomes complicated；In addition, when generally requiring to change wiring during experiment, it is necessary to reuse aerial lift device with insulated arm,
Or need work high above the ground personnel to carry enough wiring, operation poor efficiency is caused, increases the hazards of work high above the ground, deposits
In many potential safety hazards.
The content of the invention
The invention overcomes the deficiencies of the prior art, and provides one kind connection it is simple, it is simple, convenient use,
Operating efficiency is high, the electric test fixture of good, quick detachable, the easy-to-assemble terrestrial operation eminence wiring of security.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：Terrestrial operation eminence wiring electrically examination
Fixture, including insulating bar, turning-bar and tiger chuck are tested, the insulating bar is hollow Telescopic rod structure, by Multi-section telescopic rod
Unit is embedded each other to link together, and the upper end of the insulating bar is movably set with joint, and the fitting sleeve is mounted in insulating bar
Top, and can around insulating bar axially 360 ° rotation, the turning-bar and joint be arranged in parallel, and the turning-bar and joint lead to
Cross and be bolted to together, the tiger chuck is fixedly installed on the top of turning-bar；
The structure of the tiger chuck is：Including left folder, right folder and torsion spring, the left folder and right folder cross-articulation are set
Put, and the torsion spring for reset is provided with hinged place, the left folder and right folder hinged place upper inner are provided with saw
The teeth of dentation, for being engaged electric wire, the left folder and right folder hinged place bottom are two movable ends, and one passes through locking
It is bolted on turning-bar, another end set has the threading hole for fixing bracing wire；
The upper end of the bracing wire is fixed in threading hole, and lower end is located at the bottom of insulating bar, and is provided with stay thimble, passes through pulling
The teeth of tiger chuck are engaged on electric wire by stay thimble, and the tiger chuck is connected with test wire with turning-bar bearing, institute
The lower end for stating test wire is connected in the chamber on ground, and the test wire is engaged electric wire by electric equipment connector by teeth
One end introduce ground chamber in.
Threading hole is corresponded on the turning-bar and is provided with cable-through hole, the exit of the cable-through hole is provided with cable-through hole wheel,
The bottom for being drawstring through cable-through hole and insulating bar being extended to through cable-through hole wheel.
Multiple line annulus excessively are provided with the insulating bar, described cross in line annulus is used to wear to connect bracing wire and test wire, and
Wear the both sides crossed line annulus and be located at insulating bar respectively for connecing bracing wire and test wire.
Wire-crossing wheel is provided with the middle part of the insulating bar, the fixing end of the wire-crossing wheel is interspersed to be fixed on insulating bar, institute
State wire-crossing wheel and be used for transition bracing wire.
The present invention has an advantageous effect in that compared with prior art：The present invention drives chuck by bracing wire, so operates
Personnel easily control the folding of chuck in ground can, as high-potting eminence test fixture, are produced in electric power overhaul
It is very useful in work.Staff can carry out the clamping connection of test lead on ground, and this instrument is easy to use, dismounting is simple, passes
Dynamic stability is firm, can effectively improve the job security and operating efficiency of high-potting.
Brief description of the drawings
The present invention is described further below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the present invention.
In figure：1 be insulating bar, 2 be turning-bar, 3 be tiger chuck, 31 be left folder, 32 be right folder, 33 be torsion spring,
34 be teeth, 35 be threading hole, 4 be joint, 5 be bracing wire, 6 be stay thimble, 7 be test wire, 8 be chamber, 9 be cable-through hole,
10 it is cable-through hole wheel, 11 be line annulus, 12 is wire-crossing wheel.
Embodiment
As shown in figure 1, the electric test fixture of terrestrial operation eminence wiring of the present invention, including insulating bar 1, the and of turning-bar 2
Tiger chuck 3, the insulating bar 1 are hollow Telescopic rod structure, are linked together by multi-joint telescoping bar unit is embedded each other,
The upper end of the insulating bar 1 is movably set with joint 4, and the joint 4 is sleeved on the top of insulating bar 1, and can be around the axle of insulating bar 1
Being rotated to 360 °, the turning-bar 2 and joint 4 are be arranged in parallel, and the turning-bar 2 and joint 4 are bolted on together,
The tiger chuck 3 is fixedly installed on the top of turning-bar 2；
The structure of the tiger chuck 3 is：Including left folder 31, right folder 32 and torsion spring 33, the left folder 31 and right folder
32 cross-articulations are set, and the torsion spring 33 for reset, the left folder 31 and the hinged place of right folder 32 are provided with hinged place
Upper inner is provided with jagged teeth 34, for being engaged electric wire, the left folder 31 and the hinged place bottom of right folder 32
For two movable ends, one is fixed on turning-bar 2 by clamping screw, and another end set has for fixing bracing wire 5
Threading hole 35；
The upper end of the bracing wire 5 is fixed in threading hole 35, and lower end is located at the bottom of insulating bar 1, and is provided with stay thimble 6, is led to
Cross and pull stay thimble 6 that the teeth 34 of tiger chuck 3 are engaged on electric wire, the tiger chuck 3 is connected with the bearing of turning-bar 2
There is test wire 7, the lower end of the test wire 7 is connected in the chamber 8 on ground, and the test wire 7 is engaged electricity by teeth 34
Line introduces one end of electric equipment connector in the chamber on ground.
Threading hole 35 is corresponded on the turning-bar 2 and is provided with cable-through hole 9, the exit of the cable-through hole 9 was provided with line
Hole wheel 10, the bracing wire 5 is through cable-through hole 9 and the bottom of insulating bar 1 is extended to through cable-through hole wheel 10.
Be provided with the insulating bar 1 it is multiple cross line annulus 11, it is described cross in line annulus 11 to be used to wear connect bracing wire 5 and experiment
Line 7, and wear the both sides crossed line annulus 11 and be located at insulating bar 1 respectively for connecing bracing wire 5 and test wire 7.
The middle part of the insulating bar 1 is provided with wire-crossing wheel 12, and the fixing end of the wire-crossing wheel 12 is interspersed to be fixed on insulating bar 1
On, the wire-crossing wheel 12 is used for solderless wrapped connection bracing wire 5.
Cable-through hole wheel 10 is built in fixture in the present invention, can pass through bracing wire 5 without deviating from, bracing wire fixing button is
Jackscrew screwing type, for fixing one end of bracing wire 5.
Turn to that gland is rotating is fixed on turning-bar, thus it is possible to vary the direction of tiger chuck.Wire-crossing wheel screw thread type is fixed
, can be by bracing wire on insulating bar, and can not deviate from.Cross line annulus screw thread type to be fixed on insulating bar, drawing can be passed through
Line.After one end of bracing wire is by being pulled through a handle of line annulus wire-crossing wheel cable-through hole wheel tiger fixture head, fixed tightly with bracing wire fixing button.
Joint is rotating, and the upper end of insulating bar can be made to be connected with turning-bar the latter half, plays installation and the work removed
With.
Insulating bar is a kind of hollow stem, the embedded connection of more piece, can adjust length according to the height of equipment.Clamping screw
Can be with joint test line, and be connected with brave fixture head, lock simultaneously.
This instrument is two sets, one end of a connection tested device, the other end of another connection equipment or connection ground connection
Body.
The application method of the present invention：
1st, the connection of brave head wire clamp and turning-bar is carried out first, tightening screw is backed out and penetrates test lead, the one of brave head wire clamp
The head of end insertion turning-bar, and fasten.
2nd, it is rotating to tighten by the head of the other end of turning-bar and insulating bar.
The 3rd, wire-crossing wheel and Overline ring are arranged on to the correct position of insulating bar.
4th, by bracing wire by Overline ring, wire-crossing wheel, cable-through hole wheel, tiger chuck another handle, tightened with screwing screw.
5th, according to the angle and direction of test connection, fixture and turning-bar are adjusted, and it is fixed tight.
6th, expansion link is pulled open according to the height of testing equipment, and tightens expansion link.
7th, the other end of connecting wire.
8th, by tensing bracing wire, brave head wire clamp is opened, and be placed at device junction, loosen bracing wire, brave fixture head folder
The equipment tightly tested.
9th, another eminence test fixture is similarly connected.
10th, after testing, opposite procedure operation, recoverable instrument.
11st, the making key point of the altitude test fixture also resides in：
（1）, insulating bar mechanical strength and dielectric strength, mechanical strength can bear whole device without fractureing, dielectric strength
Potential isolation between ensureing at the top and bottom of insulating bar isolating device, the composite glass fiber reinforced of insulating bar high intensity are made.
（2）, in chuck spring structure intensity because loop resistance wire clamp requires that wire clamp jaws tightness is very high, therefore will
Spring force and intensity is asked to meet to require.
（3）, chuck jaws requirement alloy material, with ensure its with breaker and isolation switch wire clamp contact resistance very
It is small.
（4）, electric current line requires that high current can be born with thick electric current line using experiment.
（5）, bracing wire is from the rough fishing line of inelastic insulation.
The present invention drives chuck by bracing wire, and such operating personnel easily control the folding of chuck in ground can,
It is very useful in electric power overhaul production work as high-potting eminence test fixture.Staff can be tried on ground
The clamping connection of wire is tested, this instrument is easy to use, dismounting is simple, stable transmission is firm, can effectively improve the work of high-potting
Security and operating efficiency.
Embodiments of the invention are explained in detail above in conjunction with accompanying drawing, but the present invention is not limited to above-mentioned implementation
Example, in those of ordinary skill in the art's possessed knowledge, can also make on the premise of present inventive concept is not departed from
Go out various change.
Claims (4)
1. the electric test fixture of terrestrial operation eminence wiring, it is characterised in that including insulating bar（1）, turning-bar（2）And tiger
Chuck（3）, the insulating bar（1）For hollow Telescopic rod structure, linked together by multi-joint telescoping bar unit is embedded each other,
The insulating bar（1）Upper end be movably set with joint（4）, the joint（4）It is sleeved on insulating bar（1）Top, and can be around
Insulating bar（1）Axially 360 ° of rotations, the turning-bar（2）And joint（4）It is arranged in parallel, and the turning-bar（2）And joint（4）
It is bolted on together, the tiger chuck（3）It is fixedly installed on turning-bar（2）Top；
The tiger chuck（3）Structure be：Including left folder（31）, right folder（32）And torsion spring（33）, the left folder
（31）With right folder（32）Cross-articulation is set, and the torsion spring for reset is provided with hinged place（33）, the left folder
（31）With right folder（32）Hinged place upper inner is provided with jagged teeth（34）, for being engaged electric wire, the left folder
Part（31）With right folder（32）Hinged place bottom is two movable ends, and one is fixed on turning-bar by clamping screw（2）On, separately
One end set has for fixing bracing wire（5）Threading hole（35）；
The bracing wire（5）Upper end be fixed on threading hole（35）Interior, lower end is located at insulating bar（1）Bottom, and be provided with bracing wire
Ring（6）, by pulling stay thimble（6）By tiger chuck（3）Teeth（34）It is engaged on electric wire, the tiger chuck（3）With
Turning-bar（2）Bearing is connected with test wire（7）, the test wire（7）Lower end be connected to the chamber on ground（8）On, institute
State test wire（7）Pass through teeth（34）Electric wire is engaged to introduce one end of electric equipment connector in the chamber on ground.
2. the electric test fixture of terrestrial operation eminence wiring according to claim 1, it is characterised in that the turning-bar
（2）Upper corresponding threading hole（35）It is provided with cable-through hole（9）, the cable-through hole（9）Exit be provided with cable-through hole wheel（10）, institute
State bracing wire（5）Through cable-through hole（9）And through cable-through hole wheel（10）Extend to insulating bar（1）Bottom.
3. the electric test fixture of terrestrial operation eminence wiring according to claim 1, it is characterised in that the insulating bar
（1）On be provided with it is multiple cross line annulus（11）, it is described to cross line annulus（11）It is interior to be used to wear to connect bracing wire（5）And test wire（7）, and wear
Connect bracing wire（5）And test wire（7）Cross line annulus（11）It is located at insulating bar respectively（1）Both sides.
4. the electric test fixture of terrestrial operation eminence wiring according to claim 3, it is characterised in that the insulating bar
（1）Middle part be provided with wire-crossing wheel（12）, the wire-crossing wheel（12）Fixing end interspersed be fixed on insulating bar（1）On, the mistake
Line wheel（12）For transition bracing wire（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161598.6A CN107425309B (en) | 2017-03-17 | 2017-03-17 | Electrical test clamp for wiring at ground operation high place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161598.6A CN107425309B (en) | 2017-03-17 | 2017-03-17 | Electrical test clamp for wiring at ground operation high place |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107425309A true CN107425309A (en) | 2017-12-01 |
| CN107425309B CN107425309B (en) | 2024-03-15 |
Family
ID=60423807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710161598.6A Active CN107425309B (en) | 2017-03-17 | 2017-03-17 | Electrical test clamp for wiring at ground operation high place |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107425309B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239408A (en) * | 2018-08-23 | 2019-01-18 | 国网天津市电力公司 | A kind of multipurpose flash test pincers |
| CN109580994A (en) * | 2018-11-27 | 2019-04-05 | 国家电网有限公司 | A kind of test wire jointer with voltage monitored and assist storage function |
| CN109901036A (en) * | 2019-04-03 | 2019-06-18 | 云南电力技术有限责任公司 | A kind of lead regulating device for high potential test for electric equipment |
| CN114088988A (en) * | 2021-10-15 | 2022-02-25 | 国网辽宁省电力有限公司朝阳供电公司 | Portable high-altitude equipment measuring combination device and using method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203422399U (en) * | 2013-08-12 | 2014-02-05 | 国家电网公司 | High-altitude test clamp for high-voltage tests |
| CN203422397U (en) * | 2013-07-31 | 2014-02-05 | 国家电网公司 | Lead wire joint fixing grounding tool for high voltage test |
| CN106054033A (en) * | 2016-05-19 | 2016-10-26 | 天津送变电工程公司 | Withstand voltage test wire telescopic insulating support and safe test method |
| CN206789732U (en) * | 2017-03-17 | 2017-12-22 | 国家电网公司 | A kind of electric test fixture of terrestrial operation eminence wiring |
-
2017
- 2017-03-17 CN CN201710161598.6A patent/CN107425309B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203422397U (en) * | 2013-07-31 | 2014-02-05 | 国家电网公司 | Lead wire joint fixing grounding tool for high voltage test |
| CN203422399U (en) * | 2013-08-12 | 2014-02-05 | 国家电网公司 | High-altitude test clamp for high-voltage tests |
| CN106054033A (en) * | 2016-05-19 | 2016-10-26 | 天津送变电工程公司 | Withstand voltage test wire telescopic insulating support and safe test method |
| CN206789732U (en) * | 2017-03-17 | 2017-12-22 | 国家电网公司 | A kind of electric test fixture of terrestrial operation eminence wiring |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239408A (en) * | 2018-08-23 | 2019-01-18 | 国网天津市电力公司 | A kind of multipurpose flash test pincers |
| CN109580994A (en) * | 2018-11-27 | 2019-04-05 | 国家电网有限公司 | A kind of test wire jointer with voltage monitored and assist storage function |
| CN109901036A (en) * | 2019-04-03 | 2019-06-18 | 云南电力技术有限责任公司 | A kind of lead regulating device for high potential test for electric equipment |
| CN114088988A (en) * | 2021-10-15 | 2022-02-25 | 国网辽宁省电力有限公司朝阳供电公司 | Portable high-altitude equipment measuring combination device and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107425309B (en) | 2024-03-15 |
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