CN205038295U - Detection apparatus for improve withstand voltage detection efficiency of cable - Google Patents
Detection apparatus for improve withstand voltage detection efficiency of cable Download PDFInfo
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- CN205038295U CN205038295U CN201520640830.0U CN201520640830U CN205038295U CN 205038295 U CN205038295 U CN 205038295U CN 201520640830 U CN201520640830 U CN 201520640830U CN 205038295 U CN205038295 U CN 205038295U
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Abstract
The utility model discloses a detection apparatus for improve withstand voltage detection efficiency of cable, the thimble part with three cable core thread guide body looks conductive contact is established to three oil cup terminal bottom of cup inboard, each oil cup bottom of cup outside is equipped with each core cable core thread guide body high -tension electricity plinth of connecting of electricity mutually, it connects and the thimble base to be equipped with the high -tension electricity on the high -tension electricity plinth, the high -tension electricity connects the inner and personally experiences sth. Part of the body electric connection the mutually through thimble and cable core thread guide, three core cable core thread guide bodies connect the parallelly connected electricity of accomplishing three cable core thread guide bodies through the high -tension electricity and connect, every oil cup rim of a cup upper end is equipped with the locking bowl cover with three cable core external coating difference locking joint, the high -tension electricity connects the outer end and draws forth a high -tension electricity connecting wire after with three cable core thread guides body parallel connection, a high -voltage testing ground wire is drawn forth in three -core finished cable's iron shielded layer connection, the common high -pressure electrical output with high -voltage testing equipment of high -tension electricity connecting wire and high -voltage testing ground wire is electric the connection mutually. The efficiency of the production testing is improved, reduce and detect the cost.
Description
Technical field
The utility model relates to a kind of pick-up unit, especially relates to a kind of pick-up unit be used in cable detection withstand voltage test.
Background technology
Usual power cable with cross-linked polyethylene insulation obtains with the electric property of its excellence and mechanical and physical performance and applies widely, to and in the medium-pressure power cable of rated voltage 6kV ~ 30kV, the withstand voltage test of cable before dispatching from the factory is absolutely necessary as the routine test of product.Usual withstand voltage test applies certain voltage to product insulation under certain conditions, after standing the regular hour, whether puncture the standard being used as judging that whether cable is qualified with insulation.Traditional test method is then adopt to apply voltage between each root conductor and metal screen layer, the time of exerting pressure is 5min, this conventional test methods is for three core finished cables, want the test of whole dish cable, comprise and change core and pressure-resistant time, usually need about 20 minutes to complete.And speciality is all required for required withstand voltage test place and required series resonance system professional purpose, be equipped with expensive, so general cable producer adopts usually be only equipped with a set of checkout equipment.And when occurring that order is many, Detection task is heavy, will occur that place is chaotic thus, have little time to detect, the situations such as inefficiency, cause delivery promptness to be difficult to ensure, reduce enterprise's production capacity and reputation.
Utility model content
The utility model is that the detection time that the existing power cable with cross-linked polyethylene insulation of solution also exists for three core finished products is long, detection efficiency is low, cause prouctiveness low, present situations such as the chaotic lamp of production site and the one that provides detects simple to operate, fast easy to detect, detection efficiency is high, improves and detects production capacity, improve production efficiency, the pick-up unit of the raising cable voltage detection efficiency of testing cost can be reduced on the basis of existing detection configuration device.
The utility model for solving the problems of the technologies described above adopted concrete technical scheme is: a kind of pick-up unit improving cable voltage detection efficiency, it is characterized in that: comprise three lubricating cup terminals, the thimble parts with every core conductor wire conductor phase conductive contact of three core finished cables are established inside at the bottom of each lubricating cup terminal cup, the high-tension electricity plinth be electrically connected by every core conductor wire conductor of three core finished cables is provided with outside at the bottom of each lubricating cup cup, high-tension electricity plinth is provided with high-tension electricity joint and thimble base, high-tension electricity joint the inner is electrically connected by thimble and conductor wire conductor, every core conductor wire conductor of three core finished cables completes the parallel connection electrical connection of three conductor wire conductors by high-tension electricity joint, each lubricating cup rim of a cup upper end is provided with locks with every core cable core external protection of three core finished cables the locking cover be connected mutually, three conductor wire conductors of three core finished cables are connected in parallel rear extraction high voltage electrical connection line by high-tension electricity joint outer end, the metal screen layer of three core finished cables connects extraction high-potting ground wire, high voltage electrical connection line and high-potting ground wire high-tension electricity output terminal that is common and high-tension testing apparatus are electrically connected.Three of cable heart yearns are coupled together by parallel way, during detection, High voltage output voltage is applied between every core conductor wire conductor of cable and metal screen layer simultaneously, the method can cross-linked polyethylene insulated cable cable dispatch from the factory customary detection experiment project withstand voltage test in complete test the reduction obtained to a great extent that expends time in used, improve production testing efficiency, reduce testing cost.
As preferably, described thimble parts comprise some thimbles, are provided with spring bottom thimble; High-tension electricity plinth adopts metal material pedestal, forms the electrical connector being communicated with thimble and high-tension electricity joint.Improve the conductive contact reliability and stability between thimble parts and every core conductor wire conductor.
As preferably, in described thimble base, be provided with thimble spring and thimble spring fitting groove.Improve the conductive contact reliability and stability between thimble parts and every core conductor wire conductor.
As preferably, between described thimble, be provided with crossed strip sheet.Improve thimble and and every core conductor wire conductor between conductive contact feel and sense listen effect.
As preferably, described thimble parts periphery is provided with thimble periphery retaining wall, and the overhead height of thimble periphery retaining wall is higher than thimble overhead height, and retaining wall upper end, thimble periphery is outward-dipping to be routed up.Improve the conductive contact reliability and stability between thimble parts and every core conductor wire conductor.
The beneficial effects of the utility model are: coupled together by parallel way by three of cable heart yearns, during detection, High voltage output voltage is applied between every core conductor wire conductor of cable and metal screen layer simultaneously, the method can cross-linked polyethylene insulated cable cable dispatch from the factory customary detection experiment project withstand voltage test in complete the reduction that the required spended time of test obtains to a great extent, improve production testing efficiency, reduce testing cost.Usual detection required time can detect from original 20 minutes and reduce to 8 minutes.Reduce test in test process consuming time, improve detection efficiency.And the enforcement of the program when existing checkout equipment is equipped with, can farthest meet product delivery demand.
Accompanying drawing illustrates:
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation that the utility model improves the preferred implementation of the pick-up unit of cable voltage detection efficiency.
Embodiment
In embodiment shown in Fig. 1, a kind of pick-up unit improving cable voltage detection efficiency, comprise three lubricating cup terminals 10, the thimble parts with every core conductor wire conductor 21 phase conductive contact of three core finished cables are established inside at the bottom of 10 glasss, each lubricating cup terminal, every core conductor wire 20 divests cable jacket 23 in termination, after inner protective layer 22, leave conductor wire conductor 21 to install with thimble phase conductive contact, the high-tension electricity plinth 30 be electrically connected by every core conductor wire conductor of three core finished cables is provided with outside 11 at the bottom of each lubricating cup cup, high-tension electricity plinth 30 is provided with high-tension electricity joint 31 and thimble base 35, high-tension electricity joint the inner is electrically connected by thimble and conductor wire conductor, every core conductor wire conductor of three core finished cables completes the parallel connection electrical connection of three conductor wire conductors by high-tension electricity joint, each lubricating cup rim of a cup upper end is provided with locks with every core cable core external protection of three core finished cables the locking cover be connected mutually, three conductor wire conductors of three core finished cables are connected in parallel rear extraction high voltage electrical connection line 40 by high-tension electricity joint outer end, the metal screen layer of three core finished cables connects extraction high-potting ground wire, high voltage electrical connection line and high-potting ground wire high-tension electricity output terminal that is common and high-tension testing apparatus are electrically connected.Described thimble parts comprise some thimbles 32, are provided with spring bottom thimble; High-tension electricity plinth adopts metal material pedestal, forms the electrical connector being communicated with thimble and high-tension electricity joint.Thimble spring and thimble spring fitting groove 34 is provided with in described thimble base 35.Crossed strip sheet 33 is provided with between described thimble.Described thimble parts periphery is provided with thimble periphery retaining wall 36, and the overhead height of thimble periphery retaining wall is higher than thimble overhead height, and retaining wall upper end, thimble periphery is outward-dipping to be routed up.
Three of cable every core cables are installed lubricating cup terminal respectively, in the outer end of lubricating cup, three terminations is connected in parallel, and carry out high-voltage electrical apparatus with the high-voltage output end of equipment and be connected; Finally, equipment is boosted to product required voltage, and keep test required time, after the time terminates, lubricating cup is removed.
Although more employ the terms such as three core finished cables, high-tension electricity joint, locking cover, thimble spring fitting groove herein; But do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (5)
1. one kind is improved the pick-up unit of cable voltage detection efficiency, it is characterized in that: comprise three lubricating cup terminals, the thimble parts with every core conductor wire conductor phase conductive contact of three core finished cables are established inside at the bottom of each lubricating cup terminal cup, the high-tension electricity plinth be electrically connected by every core conductor wire conductor of three core finished cables is provided with outside at the bottom of each lubricating cup cup, high-tension electricity plinth is provided with high-tension electricity joint and thimble base, high-tension electricity joint the inner is electrically connected by thimble and conductor wire conductor, every core conductor wire conductor of three core finished cables completes the parallel connection electrical connection of three conductor wire conductors by high-tension electricity joint, each lubricating cup rim of a cup upper end is provided with locks with every core cable core external protection of three core finished cables the locking cover be connected mutually, three conductor wire conductors of three core finished cables are connected in parallel rear extraction high voltage electrical connection line by high-tension electricity joint outer end, the metal screen layer of three core finished cables connects extraction high-potting ground wire, high voltage electrical connection line and high-potting ground wire high-tension electricity output terminal that is common and high-tension testing apparatus are electrically connected.
2. according to the pick-up unit improving cable voltage detection efficiency described in claim 1, it is characterized in that: described thimble parts comprise some thimbles, are provided with spring bottom thimble; High-tension electricity plinth adopts metal material pedestal, forms the electrical connector being communicated with thimble and high-tension electricity joint.
3. according to the pick-up unit improving cable voltage detection efficiency described in claim 1, it is characterized in that: in described thimble base, be provided with thimble spring and thimble spring fitting groove.
4. according to the pick-up unit improving cable voltage detection efficiency described in claim 1 or 2, it is characterized in that: between described thimble, be provided with crossed strip sheet.
5. according to the pick-up unit improving cable voltage detection efficiency described in claim 1, it is characterized in that: described thimble parts periphery is provided with thimble periphery retaining wall, the overhead height of thimble periphery retaining wall is higher than thimble overhead height, and retaining wall upper end, thimble periphery is outward-dipping to be routed up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520640830.0U CN205038295U (en) | 2015-08-24 | 2015-08-24 | Detection apparatus for improve withstand voltage detection efficiency of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520640830.0U CN205038295U (en) | 2015-08-24 | 2015-08-24 | Detection apparatus for improve withstand voltage detection efficiency of cable |
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| Publication Number | Publication Date |
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| CN205038295U true CN205038295U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520640830.0U Active CN205038295U (en) | 2015-08-24 | 2015-08-24 | Detection apparatus for improve withstand voltage detection efficiency of cable |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841953A (en) * | 2017-03-29 | 2017-06-13 | 国家电网公司 | Cable accessory partial discharge test terminal for measuring Embedded defect |
| CN109239542A (en) * | 2018-08-21 | 2019-01-18 | 博侃电气（合肥）有限公司 | A kind of method of mineral insulated cable proof voltage detection |
| CN110907779A (en) * | 2019-12-25 | 2020-03-24 | 山东科汇电力自动化股份有限公司 | Partial discharge simulation test system and test method based on oscillatory wave |
| CN112086912A (en) * | 2020-09-11 | 2020-12-15 | 西南石油大学 | Distribution cable phase-to-phase connecting line for live working work area |
-
2015
- 2015-08-24 CN CN201520640830.0U patent/CN205038295U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841953A (en) * | 2017-03-29 | 2017-06-13 | 国家电网公司 | Cable accessory partial discharge test terminal for measuring Embedded defect |
| CN106841953B (en) * | 2017-03-29 | 2019-10-25 | 国家电网公司 | For measuring the cable accessory partial discharge test terminal of Embedded defect |
| CN109239542A (en) * | 2018-08-21 | 2019-01-18 | 博侃电气（合肥）有限公司 | A kind of method of mineral insulated cable proof voltage detection |
| CN110907779A (en) * | 2019-12-25 | 2020-03-24 | 山东科汇电力自动化股份有限公司 | Partial discharge simulation test system and test method based on oscillatory wave |
| CN112086912A (en) * | 2020-09-11 | 2020-12-15 | 西南石油大学 | Distribution cable phase-to-phase connecting line for live working work area |
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