CN106443089A - Oscillatory wave test connection device - Google Patents
Oscillatory wave test connection device Download PDFInfo
- Publication number
- CN106443089A CN106443089A CN201611015660.2A CN201611015660A CN106443089A CN 106443089 A CN106443089 A CN 106443089A CN 201611015660 A CN201611015660 A CN 201611015660A CN 106443089 A CN106443089 A CN 106443089A
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- China
- Prior art keywords
- conductor
- wave
- elbow
- bolt
- cable
- 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.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 230000003534 oscillatory effect Effects 0.000 title abstract 5
- 239000004020 conductor Substances 0.000 claims abstract description 60
- 230000010355 oscillation Effects 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 4
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 230000006378 damage Effects 0.000 description 5
- 238000003556 assay Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000029028 brain injury Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses an oscillatory wave test connection device, including a conductor used for being placed inside an elbow model head in an oscillatory wave test and for being tightly connected with the terminal end of a cable inside the elbow model head, one end of the conductor has an assembly hole used for fitting with the clamping hole on the terminal end of the cable, the other end of the conductor has a connection terminal used for connecting high voltage test device; also including a screw bolt used for locking tightly in the assembly hole of the conductor and for connecting tightly the terminal end of the cable, wherein the conductor is placed inside the elbow model head, the assembly hole and the clamping hole on the terminal end of the cable align, the screw bolt runs through the clamping hole and locks tightly in the assembly hole and tightly connects the screw bolt, the conductor and the terminal end of the cable. The oscillatory wave test connection device, does not have to separate the elbow model head and the terminal head of the cable, improves the mode of the oscillatory wave test, increases operating efficiency, lowers human cost; lowers the loss rate of the elbow model head, and lowers test cost.
Description
Technical field
The present invention relates to appliances field, more particularly to a kind of attachment means for wave of oscillation test.
Background technology
In prior art, when ring main unit is connected to for cable one or both ends, wave of oscillation test to be carried out, needed
Cable terminal is separated with elbow-type head, that is, needs just be operated completely exposed for cable terminal line ear.So operate
The technical problem that mode is present is：
1st, about 1 hour whole test used time, take time and effort, human cost is higher；
2nd, the attachment structure of existing cable terminal and elbow-type head is：Stress tube is socketed with cable terminal, on stress tube
Silicone grease layer is coated with, elbow-type head is wrapped in the outside of stress tube.After when cable operation a period of time, cable terminal temperature is relatively transported
Raise before row, such silicone grease changes, and elbow-type head and stress tube closely can connect together.Now, such as need to be to the cable
Wave of oscillation test is carried out, during will be detached with cable terminal for elbow-type head, elbow-type head cracking will result in, this feelings occur
Condition will change elbow-type head.For example, about 68 lists that applicant carried out in 2015（136 elbow-type heads）The cable wave of oscillation test
In, there is the case of 20 single elbow-type heads damages, spoilage is up to 14.7%.Therefore can draw, existing cable terminal and elbow
The attachment structure of type head is higher in every single spoilage for testing the used time, and test and cost of labor are high, are unfavorable for the popularization that tests.
To sum up, as electric power enterprise reform deepens continuously, how cost-effective, increase economic efficiency, become electric power enterprise
The problem that must think deeply.On the other hand, enterprise and resident require also to improve constantly to electric service.In this case, we
The detection test of power equipment how is carried out, reduces its fault rate, it appears particularly important.
Content of the invention
The technical problem to be solved is, provides a kind of attachment means for wave of oscillation test, need not
Elbow-type head is separated with cable terminal, improves the mode of wave of oscillation test, improves working performance, reduces cost of labor；Reduce elbow
The damage ratio of type head, reduces experimentation cost.
In order to solve above-mentioned technical problem, The embodiment provides a kind of connection for wave of oscillation test is filled
Put, including：In order to insert in testing in the wave of oscillation elbow-type head inside and can be tight with the cable terminal inside elbow-type head
The conductor being solidly connected, one end of conductor has the pilot hole in order to be adapted with the holding hole on cable terminal, conductor another
One end has the connection terminal in order to connect high-voltage detecting device；Also include：In order to be locked in the pilot hole of conductor and will lead
The bolt that body is fastenedly connected with cable terminal, wherein：Conductor inserts the inside of elbow-type head, the card of pilot hole and cable terminal
Hole alignment is held, bolt passes through holding hole and is locked in pilot hole and is fastenedly connected bolt, conductor and cable terminal.
Wherein, conductor is in shaft-like, and which includes conductor body and the insulating sheath being coated on outside conductor body.
Wherein, insulating sheath is cold shrink tube.
Wherein, bolt is hexagon socket head cap screw or the outer-hexagonal bolt for reducing external electric discharge, hexagon socket head cap screw or outer six
Corner bolt is made using alloy steel material.
Wherein, also include：In order to strengthen bolt, conductor and cable terminal locking hexagon socket head cap screw on is socketed in respectively
The plain cushion of clamp force and spring washer.
Wherein, plain cushion is integrally formed with conductor and/or bolt.
Wherein, cable terminal is connected as a single entity with elbow-type head.
Implement the attachment means for wave of oscillation test of the present invention, with following beneficial effect：
Firstth, conductor inserts the inside of elbow-type head, and pilot hole is aligned with the holding hole of cable terminal, and bolt is through holding hole simultaneously
It is locked in pilot hole and bolt, conductor and cable terminal is fastenedly connected, without the need for elbow-type head is separated with cable terminal,
So as to reach the purpose of normal assays.More than 20 minutes can be reduced by time-consuming for test, improve working performance.
Secondth, structure is simplified, it is easy to implemented, and the spoilage of elbow-type head can be reduced to less than 5%, advantageously in vibration
The popularization of ripple test, meets production needs well, reduces artificial and experimentation cost, create larger economic benefit.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the conductor of the attachment means that the embodiment of the present invention one is used for wave of oscillation test.
Fig. 2 is the structural representation of the hexagon socket head cap screw of the attachment means that the embodiment of the present invention one is used for wave of oscillation test.
Fig. 3 is the structural representation of the attachment means that the embodiment of the present invention one is used for wave of oscillation test.
Fig. 4 is used for for the embodiment of the present invention twoShakeSwing the structural representation of the conductor of the attachment means of ripple test.
Fig. 5 is used for for the embodiment of the present invention twoShakeSwing the structural representation of the hexagon socket head cap screw of the attachment means of ripple test.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in Figure 1-Figure 3, be the attachment means that the present invention is tested for the wave of oscillation embodiment one.
Wave of oscillation test in the present embodiment, is that the one kind that assesses for distribution 10kV cable status effectively has section.Pass through
The wave of oscillation test of cable and can navigate to the concrete position of shelf depreciation point it can be found that cable whether there is shelf depreciation point
Put, to organize and implement maintenance from now on.
Include for the attachment means of wave of oscillation test in the present embodiment：In order to insert an elbow-type head in the wave of oscillation in testing
1 inside and can with elbow-type 1 inside the conductor 3 that is fastenedly connected of cable terminal 2, one end of conductor 3 have in order to
The pilot hole 31 that holding hole 21 on cable terminal 2 is adapted, the other end of conductor 3 has in order to connect high-voltage detecting device
Connection terminal；Also include：It is fastenedly connected in order to be locked in the pilot hole 31 of conductor 3 and by conductor 3 and cable terminal 2
Bolt 4, wherein：Conductor 3 inserts the inside of elbow-type 1, and pilot hole 21 is aligned with the holding hole 21 of cable terminal 2, and bolt 4 is worn
Cross holding hole 21 and be locked in pilot hole 31 and bolt 4, conductor 3 and cable terminal 2 are fastenedly connected.
The section of elbow-type 1 is T-shaped, and which is respectively equipped with to have at the relative two ends in left and right as depicted and bottom and opens
Accommodating hole 1a, 1b, 1c of mouth, the accommodating hole 1a of its bottom is in order to be fastened and fixed cable terminal 2.In the present embodiment, cable end
Termination 2 is connected as a single entity with elbow-type 1, so as in the case of normal assays, decoupling cable terminal 2 and elbow-type 1, with drop
The damage ratio of low elbow-type 1.Accommodating hole 1a, the 1b at 1 or so two ends of elbow-type in order to assemble conductor 3 and bolt 4, to realize bolt
4th, conductor 3 and cable terminal 2 are fastenedly connected.Which is to implement assembling by following structure:
Cable terminal 2 is plugged on the inside of elbow-type 1 and is fastened, cable terminal 2 by the accommodating hole 1a of 1 bottom of elbow-type
End there is holding hole 21, the holding hole 21 be through hole, its relative two ends be respectively facing elbow-type 1 accommodating hole 1a,
The direction of 1b.
Further, one end of conductor 3 has the pilot hole in order to be adapted with the holding hole 21 on cable terminal 2
31, the other end of conductor 3 has the connection terminal 32 in order to connect high-voltage detecting device.When being embodied as, conductor 3 in shaft-like,
Which includes that conductor body 3a is copper with the material of the insulating sheath 3b being coated on outside conductor body 3a, conductor body 3a, insulation
Sheath 3b is cold shrink tube, and pilot hole 31 is opened on conductor body 3a, and its caliber size is suitable with the caliber size of holding hole 21.
Further, also include：In order to be locked in the pilot hole 31 of conductor 3 and fasten conductor 3 with cable terminal 2
The bolt 4 of connection.Preferably, bolt 4 is hexagon socket head cap screw or the outer-hexagonal bolt for reducing external electric discharge, hexagon socket head cap screw
Or outer-hexagonal bolt is made using alloy steel material.
Preferably, also include：Be socketed in respectively on hexagon socket head cap screw in order to strengthen bolt 4, conductor 3 and cable termination
The plain cushion 5 of 2 coupling mechanism forces and spring washer 6.
In the present embodiment for wave of oscillation test attachment means in the specific implementation, first by conductor 3 from the appearance of elbow-type 1
The line ear that hole 1b side touches cable terminal 2 is put, the pilot hole 31 on conductor 3 is directed at the card of the line ear of cable terminal 2
Hole 21 is held, recycles spanner to enter hexagon socket head cap screw 4 from the accommodating hole 1a side of elbow-type 1 afterwards, to assembling on quasi-conductor 3
Hole 31, and fastened, now plain cushion 5, spring washer 6 are played hexagon socket head cap screw 4, the line ear of cable terminal 2,3 three of conductor
It is closely joined together, reaches the effect of good contact.In this way, be after elbow-type 1 is separated with ring main unit, and need not be by cable
The line ear of terminals 2 is separated with elbow-type 1, as long as completing bolt 4, conductor 3 and 2 line of cable terminal according to above-mentioned steps
The connection of ear, just can carry out normal wave of oscillation test.
Further, applicant has carried out application test, concrete data to the above-mentioned attachment means for wave of oscillation test
As follows：
2015, applicant carried out 20 single cable waves of oscillation tests, respectively in the completely exposed and utilization connection of end line ear
Carry out in the case of two kinds that device is attached, and from average test used time, elbow-type head spoilage, conclusion (of pressure testing) concordance（It is
No presence office puts point, office and puts a position）Three aspects are contrasted：
In terms of average test：Cable terminal 2 and the detached method of elbow-type 1 in prior art, average per list wave of oscillation test
About 60 minutes used time；The method of the attachment means that is tested using the wave of oscillation, about 40 points of average every list wave of oscillation test used time
Clock.Both compare, average per about 20 minutes single test saving time using method two.
Elbow-type head spoilage：Single 20（40 elbow-type heads）In cable wave of oscillation process of the test, cable end in prior art
It is 15% to damage elbow-type head spoilage in termination 2 and the detached method of elbow-type 1（6）；The attachment means that is tested using the wave of oscillation
Method to damage elbow-type head be 5%（2）.
Conclusion (of pressure testing) concordance：Cable terminal 2 and the detached method of elbow-type 1 and tried using the wave of oscillation in prior art
The method of the attachment means that tests is tested, and result of the test is consistent, and both of which finds that a cable is put in a single presence office, and a position is put in office
Put same.It follows that the attachment means that is tested using the above-mentioned wave of oscillation of the application can normally carry out the wave of oscillation completely
Test, and the test used time can be reduced, reduce elbow-type brain injury rate.
As shown in fig. 4-5, be the attachment means that the present invention is tested for the wave of oscillation embodiment two.
The attachment means for wave of oscillation test in the present embodiment are with the difference of above-described embodiment one,
Plain cushion 5 is integrally formed in conductor 3 and/or bolt 4, and the effect being arranged such is:Make to be more easily assembled.
Implement the attachment means for wave of oscillation test of the present invention, with following beneficial effect：
Firstth, conductor inserts the inside of elbow-type head, and pilot hole is aligned with the holding hole of cable terminal, and bolt is through holding hole simultaneously
It is locked in pilot hole and bolt, conductor and cable terminal is fastenedly connected, without the need for elbow-type head is separated with cable terminal,
So as to reach the purpose of normal assays.More than 20 minutes can be reduced by time-consuming for test, improve working performance.
Secondth, structure is simplified, it is easy to implemented, and the spoilage of elbow-type head can be reduced to less than 5%, advantageously in vibration
The popularization of ripple test, meets production needs well, reduces artificial and experimentation cost, create larger economic benefit.
Claims (7)
1. a kind of attachment means for wave of oscillation test, it is characterised in that include：
In order to insert in testing in the wave of oscillation elbow-type head inside and can be tight with the cable terminal inside the elbow-type head
The conductor being solidly connected, one end of the conductor has the pilot hole in order to be adapted with the holding hole on the cable terminal,
The other end of the conductor has the connection terminal in order to connect high-voltage detecting device；
Also include：In order to be locked in the pilot hole of the conductor and by the conductor and cable terminal fastening even
The bolt for connecing, wherein：
The conductor inserts the inside of the elbow-type head, and the pilot hole is aligned with the holding hole of the cable terminal,
The bolt through the holding hole and is locked at the bolt, the conductor and the cable termination in the pilot hole
Head is fastenedly connected.
2. as claimed in claim 1 attachment means for being used for wave of oscillation test, it is characterised in that the conductor in shaft-like, its
Including conductor body and the insulating sheath being coated on outside the conductor body.
3. the attachment means of wave of oscillation test are used for as claimed in claim 2, it is characterised in that the insulating sheath is shrinkage
Pipe.
4. the attachment means of wave of oscillation test are used for as claimed in claim 1, it is characterised in that the bolt is to reduce
The hexagon socket head cap screw for externally discharging or outer-hexagonal bolt, the hexagon socket head cap screw or the outer-hexagonal bolt use alloy steel material
Make.
5. the attachment means of wave of oscillation test are used for as claimed in claim 4, it is characterised in that also included：It is socketed in respectively
On the hexagon socket head cap screw in order to strengthen the bolt, the plain cushion of the conductor and the cable terminal coupling mechanism force and bullet
Pad.
6. the attachment means of wave of oscillation test are used for as claimed in claim 5, it is characterised in that the plain cushion and the conductor
And/or the bolt is integrally formed.
7. the attachment means of wave of oscillation test are used for as claimed in claim 1, it is characterised in that the cable terminal and institute
State elbow-type head to be connected as a single entity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611015660.2A CN106443089A (en) | 2016-11-18 | 2016-11-18 | Oscillatory wave test connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611015660.2A CN106443089A (en) | 2016-11-18 | 2016-11-18 | Oscillatory wave test connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106443089A true CN106443089A (en) | 2017-02-22 |
Family
ID=58220236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611015660.2A Pending CN106443089A (en) | 2016-11-18 | 2016-11-18 | Oscillatory wave test connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106443089A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947101A (en) * | 2017-11-29 | 2018-04-20 | 国家电网公司 | Elbow-type cable terminal extension rod |
| CN109164348A (en) * | 2018-10-31 | 2019-01-08 | 国网上海市电力公司 | A kind of universal T-type cable termination exempts to dismount test method and device |
| CN111596101A (en) * | 2020-06-04 | 2020-08-28 | 国网四川省电力公司乐山供电公司 | Elbow type cable test system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010044242A1 (en) * | 2000-04-04 | 2001-11-22 | Thomas & Betts International, Inc. | Elbow canister fuseholder |
| CN201051645Y (en) * | 2007-06-21 | 2008-04-23 | 深圳市罗庚电能科技有限公司 | 630A American direct connector |
| CN101581753A (en) * | 2009-06-23 | 2009-11-18 | 安徽省电力公司淮北供电公司 | Special tool for elbow end cable test |
| CN202888523U (en) * | 2012-10-11 | 2013-04-17 | 广东安迪普科技有限公司 | Whole shielding metal armored cable connecting plug |
| CN203218583U (en) * | 2013-04-26 | 2013-09-25 | 上海银通电缆附件有限公司 | Elbow-type cable plug-pull head |
| CN203415707U (en) * | 2013-07-15 | 2014-01-29 | 徐州海伦哲专用车辆股份有限公司 | Power cable emergency changeover plug |
| CN205141172U (en) * | 2015-08-27 | 2016-04-06 | 广东安迪普科技有限公司 | PT connects front connector |
| CN206270372U (en) * | 2016-11-18 | 2017-06-20 | 深圳供电局有限公司 | A kind of attachment means for wave of oscillation experiment |
-
2016
- 2016-11-18 CN CN201611015660.2A patent/CN106443089A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010044242A1 (en) * | 2000-04-04 | 2001-11-22 | Thomas & Betts International, Inc. | Elbow canister fuseholder |
| CN201051645Y (en) * | 2007-06-21 | 2008-04-23 | 深圳市罗庚电能科技有限公司 | 630A American direct connector |
| CN101581753A (en) * | 2009-06-23 | 2009-11-18 | 安徽省电力公司淮北供电公司 | Special tool for elbow end cable test |
| CN202888523U (en) * | 2012-10-11 | 2013-04-17 | 广东安迪普科技有限公司 | Whole shielding metal armored cable connecting plug |
| CN203218583U (en) * | 2013-04-26 | 2013-09-25 | 上海银通电缆附件有限公司 | Elbow-type cable plug-pull head |
| CN203415707U (en) * | 2013-07-15 | 2014-01-29 | 徐州海伦哲专用车辆股份有限公司 | Power cable emergency changeover plug |
| CN205141172U (en) * | 2015-08-27 | 2016-04-06 | 广东安迪普科技有限公司 | PT connects front connector |
| CN206270372U (en) * | 2016-11-18 | 2017-06-20 | 深圳供电局有限公司 | A kind of attachment means for wave of oscillation experiment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947101A (en) * | 2017-11-29 | 2018-04-20 | 国家电网公司 | Elbow-type cable terminal extension rod |
| CN109164348A (en) * | 2018-10-31 | 2019-01-08 | 国网上海市电力公司 | A kind of universal T-type cable termination exempts to dismount test method and device |
| CN111596101A (en) * | 2020-06-04 | 2020-08-28 | 国网四川省电力公司乐山供电公司 | Elbow type cable test system |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170222 |