CN203396826U - Portable induced-electricity electricity-testing device - Google Patents
Portable induced-electricity electricity-testing device Download PDFInfo
- Publication number
- CN203396826U CN203396826U CN201320423331.7U CN201320423331U CN203396826U CN 203396826 U CN203396826 U CN 203396826U CN 201320423331 U CN201320423331 U CN 201320423331U CN 203396826 U CN203396826 U CN 203396826U
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- Prior art keywords
- insulating cord
- electricity
- gear
- insulation rope
- testing device
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- Expired - Fee Related
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- 230000005611 electricity Effects 0.000 claims description 19
- 238000004804 winding Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 12
- 238000009413 insulation Methods 0.000 abstract description 8
- 230000006378 damage Effects 0.000 abstract description 5
- 238000005381 potential energy Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to a portable induced-electricity electricity-testing device, and especially relates to a portable induced-electricity electricity-testing device for a high-voltage power transmission line. The portable induced-electricity electricity-testing device for the high-voltage power transmission line comprises a contact type electroscope, an insulation rope and an insulation rope folding and unfolding unit. Two ends of the insulation rope are respectively connected with the contact type electroscope and the insulation rope folding and unfolding unit. The insulation rope folding and unfolding unit comprises a box body for accommodating the insulation rope. A rotating coiling block, which is positioned via a fixed shaft and rotates around the fixed shaft, is disposed in the box body. A disc spring for resetting the rotating coiling block is disposed between the fixed shaft and the rotating coiling block. The insulation rope is evenly wrapped outside the outer wall of the rotating coiling block. The portable induced-electricity electricity-testing device for the high-voltage power transmission line has the advantages of simple structure, low cost and light weight, and is easy to carry, convenient to use and not easy to damage.
Description
Technical field
The utility model relates to a kind of induced electricity pick-up unit, especially for detecting the faradic portable induced electricity electroscopic device of ultra-high-tension power transmission line.
Background technology
Power network development makes rapid progress, along with increasing of newly-increased power network line, ultra-high-tension power transmission line common-tower double-return, scissors crossing, closely the arrangement form such as parallel is more and more, and complicated circuit environment has proposed more acid test to line maintenance staff's safety work.
, scissors crossing contiguous, parallel at transmission line of electricity and with tower erection in the situation that, the electrostatic induction phenomenon that there will be transmission line of electricity, during a line outage, owing to existing electromagnetic coupled and electrostatic coupling effect between stoppage in transit circuit and working line, on stoppage in transit circuit, can produce induced voltage and induction current.In ultra-high-tension power transmission line, easily produce that " induced electricity ” place has: (1) stoppage in transit line crossing (or passing through) working line; (2) stoppage in transit circuit cabling parallel with working line, two circuits are within the scope of 300m; (3) common-tower double-return circuit, a wherein loop line road operation, another time line outage.
In the work of ultra-high-tension power transmission line interruption maintenance, before upkeep operation personnel contact wire, often use high voltage electroscope to detect stoppage in transit circuit and whether have strong induced electricity, to distinguish, whether should take the precautionary measures, protection operating personnel preserve from.
Common induced electricity electroscopic device is comprised of contact electroscope and insulating bar conventionally, insulating bar volume is relatively large, carry inconvenience, even pull rod-type insulating bar, in operation, also exist not portable, easily fall, use the shortcomings such as inconvenience, cost are higher.Utilize isometric insulating cord to replace insulating bar can overcome above shortcoming, this be because insulating cord lightweight, be convenient for carrying, convenient working and be not easy to damage, but there is the shortcoming of easy entanglement in insulating cord.Chinese patent CN201020666513.3 discloses a kind of Portable electroscope, this contact electroscope is connected with insulating cord, the other end of insulating cord is fixed and is wrapped on rolling wheel, rolling wheel is connected with driving the draw off gear of its forward and backward, draw off gear is comprised of battery, motor and gauge tap, battery is connected with motor by gauge tap, and the output shaft of motor is connected with rolling wheel.Although solved like this shortcoming of insulating cord easy entanglement, insulating cord draw off gear complex structure, cost are high, use electric device in ultra-high-tension power transmission line upkeep operation simultaneously, also can have potential safety hazard.
Utility model content
The utility model technical issues that need to address are to overcome the defect that prior art exists, and provide a kind of simple in structure, easy to use and without with electrically driven (operated) portable induced electricity electroscopic device.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: portable induced electricity electroscopic device, comprise contact electroscope, insulating cord and insulating cord draw off gear, the two ends of insulating cord are connected with insulating cord draw off gear with contact electroscope respectively, described insulating cord draw off gear comprises for holding the box body of insulating cord, in box body, be provided with the rotating drum of locating and rotating around stationary shaft by stationary shaft, between described stationary shaft and rotating drum, be provided with the disc spring for the rotating drum that resets; Described insulating cord uniform winding is on the outer wall of rotating drum.
Further improvement of the utility model is: described insulating cord draw off gear also comprises and being arranged on box body outer wall for locating the detent of insulating cord.
Further improvement of the utility model is: the contact electroscope that described contact electroscope is tape light and/or boom unit.
Further improvement of the utility model is: described insulating cord is marked with safety alarming and identifying.
Owing to having adopted technique scheme, the obtained technical progress of the utility model is:
The technical solution of the utility model has replaced insulating bar by insulating cord, and insulating cord meets insulating requirements, can guarantee electroscope work safety; Electroscope after improvement is easy to carry, lightweight, conveniently uses and is not easy and damage.
Insulating cord draw off gear of the present utility model in use, insulating cord is pulled out from insulating cord draw off gear, the rotation of driven rotary reel, make disc spring produce Bending Deformation, store certain elastic potential energy, use and finish rear release insulating cord, bend deformation disc spring recover its original shape, elastic potential energy changes kinetic energy into, and driven rotary reel reversed turning, is wrapped on rotating drum insulating cord again.Utilize this insulating cord draw off gear, can convenient retracted insulating cord, solved the problem of insulating cord easy entanglement, when this draw off gear is used simultaneously without electricity consumption, without potential safety hazard, also have simultaneously simple in structure, the advantage that cost is low.
On insulating cord draw off gear box body outer wall, be provided for locating the detent of insulating cord, in use, when insulating cord is pulled out after Len req from insulating cord draw off gear, push away detent downwards, insulating cord can be fixed, prevent that insulating cord is automatically withdrawn in insulating cord draw off gear, make described induced electricity electroscopic device of the present utility model use more convenient.
Contact electroscope is the contact electroscope of tape light and/or boom unit, facilitates user accurately to identify and on stoppage in transit ultra-high-tension power transmission line, whether has induced electricity, even if be also easy to recognize electroscope signal by day with in noisy environment.
On insulating cord, indicate safety alarming and identifying, according to safe distance in safety regulations requirement, at insulating cord front end, in contact electroscope safe range, with red paint, tint, remind operating personnel to guarantee the margin of safety of insulating cord, avoid the safe distance of operating personnel's hand-held insulating cord when operation inadequate, cause the personal injury to operating personnel.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of insulating cord draw off gear;
Wherein: 1, contact electroscope, 2, insulating cord, 3, insulating cord draw off gear, 4, stationary shaft, 5, rotating drum, 6, disc spring, 7, detent.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further details.
The structural representation of portable induced electricity electroscopic device as shown in Figure 1, comprises contact electroscope 1, insulating cord 2 and insulating cord draw off gear 3, and the two ends of insulating cord 2 are connected with insulating cord draw off gear 3 with contact electroscope 1 respectively.
The structural representation of insulating cord draw off gear 3 as shown in Figure 2, comprises box body and is arranged on stationary shaft 4, rotating drum 5, the disc spring 6 in box body.Described stationary shaft 4 is fixed in the box body of insulating cord draw off gear 3, described rotating drum 5 is located by stationary shaft 4 and is rotated freely around stationary shaft 4, one end of described disc spring 6 is fixedly connected on stationary shaft 4, and the other end is fixedly connected on the inwall of rotating drum 5.
On box body, be provided with the through hole through insulating cord, insulating cord 2 is positioned at box body Nei one end and is fixedly connected on rotating drum 5, and the free end of insulating cord 2 successively uniform winding rear through hole that passes on the outer wall of rotating drum 5 stretches out outside box body.The winding direction of insulating cord 2 on rotating drum 5 is consistent with the winding direction of disc spring 6 on stationary shaft 4.
According to safe distance in safety regulations requirement, at insulating cord 2 free ends, with red paint, tint within the scope of apart from the safe length of contact electroscope 1, remind operating personnel to guarantee the safe length of insulating cord 2, avoid the safe distance of operating personnel's hand-held insulating cord 2 when operation inadequate, cause the personal injury to operating personnel, insulating cord 2 also can adopt the insulation range finding rope that indicates yardstick, equally can convenient working personnel control safe distance.
On box body of the present utility model, be also provided with detent 7, detent 7 is arranged on insulating cord outlet top, when insulating cord 2 is pulled out after certain length, pushing away detent 7 downwards can fix insulating cord 2, preventing that in use insulating cord 2 automatically replies is wrapped on rotating drum 5, on use end is backward, push away detent 7, insulating cord 2 automatically replies and is wrapped on rotating drum 5, the utility model is used more convenient.
While using the utility model, insulating cord 2 is pulled out from insulating cord draw off gear 3,5 rotations of driven rotary reel, make disc spring 6 produce Bending Deformation, store certain elastic potential energy; Use finishes rear release insulating cord 2, bend deformation disc spring 6 recover its original shapes, elastic potential energy changes kinetic energy into, driven rotary reel 5 rotates, insulating cord 2 is wrapped on rotating drum 5 again, utilize this insulating cord draw off gear, can convenient retracted insulating cord, solved the problem of insulating cord easy entanglement.
The contact electroscope 1 of selecting is the contact electroscope of tape light and/or boom unit, facilitate user accurately to identify and on stoppage in transit ultra-high-tension power transmission line, whether have induced electricity, even if be also easy to recognize electroscope signal by day with in noisy environment, can also select as required the contact electroscope of different model, if rated voltage is the contact electroscope of 10kV, 35kV, 110kV, 220kV.
Claims (4)
1. portable induced electricity electroscopic device, comprise contact electroscope (1), insulating cord (2) and insulating cord draw off gear (3), the two ends of insulating cord (2) are connected with insulating cord draw off gear (3) with contact electroscope (1) respectively, it is characterized in that: described insulating cord draw off gear (3) comprises for holding the box body of insulating cord, in box body, be provided with the rotating drum (5) of locating and rotating around stationary shaft (4) by stationary shaft (4), between described stationary shaft (4) and rotating drum (5), be provided with the disc spring (6) for the rotating drum that resets (5); Described insulating cord (2) uniform winding is on the outer wall of rotating drum (5).
2. portable induced electricity electroscopic device according to claim 1, is characterized in that: described insulating cord draw off gear (3) also comprises and being arranged on box body outer wall for locating the detent (7) of insulating cord.
3. portable induced electricity electroscopic device according to claim 1 and 2, is characterized in that: described contact electroscope (1) is the contact electroscope of tape light and/or boom unit.
4. portable induced electricity electroscopic device according to claim 1 and 2, is characterized in that: described insulating cord (2) is marked with safety alarming and identifying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423331.7U CN203396826U (en) | 2013-07-17 | 2013-07-17 | Portable induced-electricity electricity-testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423331.7U CN203396826U (en) | 2013-07-17 | 2013-07-17 | Portable induced-electricity electricity-testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203396826U true CN203396826U (en) | 2014-01-15 |
Family
ID=49908348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320423331.7U Expired - Fee Related CN203396826U (en) | 2013-07-17 | 2013-07-17 | Portable induced-electricity electricity-testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203396826U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044441A (en) * | 2015-07-14 | 2015-11-11 | 国网山东省电力公司经济技术研究院 | Portable ground high-voltage electrical inspection pen |
| CN106124834A (en) * | 2016-06-20 | 2016-11-16 | 国家电网公司 | A kind of portable dedicated electroscope |
| CN109455584A (en) * | 2018-01-31 | 2019-03-12 | 国网浙江省电力公司湖州供电公司 | Electroscope insulating cord tail rope spooler |
| CN109455583A (en) * | 2018-01-31 | 2019-03-12 | 国网浙江省电力公司湖州供电公司 | Ground line set draw off gear |
-
2013
- 2013-07-17 CN CN201320423331.7U patent/CN203396826U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044441A (en) * | 2015-07-14 | 2015-11-11 | 国网山东省电力公司经济技术研究院 | Portable ground high-voltage electrical inspection pen |
| CN105044441B (en) * | 2015-07-14 | 2018-08-21 | 国网山东省电力公司经济技术研究院 | A kind of portable type ground high voltage electroscope |
| CN106124834A (en) * | 2016-06-20 | 2016-11-16 | 国家电网公司 | A kind of portable dedicated electroscope |
| CN109455584A (en) * | 2018-01-31 | 2019-03-12 | 国网浙江省电力公司湖州供电公司 | Electroscope insulating cord tail rope spooler |
| CN109455583A (en) * | 2018-01-31 | 2019-03-12 | 国网浙江省电力公司湖州供电公司 | Ground line set draw off gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20180717 |