CN105652042A - Outdoor test assist device for electric power overhaul - Google Patents
Outdoor test assist device for electric power overhaul Download PDFInfo
- Publication number
- CN105652042A CN105652042A CN201610114250.7A CN201610114250A CN105652042A CN 105652042 A CN105652042 A CN 105652042A CN 201610114250 A CN201610114250 A CN 201610114250A CN 105652042 A CN105652042 A CN 105652042A
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- Prior art keywords
- jig arm
- ring
- semi
- wire
- clamping arm
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- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses an outdoor test assist device for electric power overhaul. The outdoor test assist device comprises a left clamping arm and a right clamping arm of which the lower ends are movably connected together, and the upper portion of the left clamping arm and the upper portion of the right clamping arm are provided with a left semi-ring and a right semi-ring which are oppositely matched respectively; the middle of the left clamping arm is fixedly provided with an assist rod which transversely extends, the middle of the right clamping arm is provided with an assist hole matched with the assist rod, the assist rod is provided with an elastic device used for elastically pressing the right semi-ring onto the left semi-ring through the right clamping arm, and the end of the assist rod is provided with a locking part connected with a cable; the upper end of the left clamping arm and the upper end of the right clamping arm are arranged to be in the shape of an opening, and the lower end of the left clamping arm is fixedly connected with an insulating rod. The outdoor test assist device has the advantages that the structure is reasonable, wiring is convenient and rapid, operation is safe and easy, and reduction of the working difficulty of electric power maintenance personnel and improvement of the working efficiency of the maintenance personnel are facilitated.
Description
Technical field
The present invention relates to a kind of electric power overhaul open field test assistor.
Background technology
When Outdoor Trusses For Transformer Substation chopper is carried out relay protection correlation test, it is necessary to from one time, chopper both sides part line and simulate interpolation electric current test. Owing to there is no special termination or experiment auxiliary device, at present, it is generally adopted by relay protection personnel by climbing insulating ladder, the mode of test lead folder to wire position, chopper both sides is carried out hanging wire. Which has the disadvantage in that 1, generally distance ground is more than 3 meters at chopper wire position, and therefore personnel ascend a height and carry out operation, not only ascends a height and high-altitude application is dangerous, and there is also high-altitude electric shock hidden danger; 2, chopper both sides wire position, it is impossible to carry out test wire simultaneously and fix, at least need operation of ascending a height for twice, therefore, waste time and energy, indirectly result in work efficiency low, extends power off time.
Summary of the invention
The present invention is aiming at the problems referred to above, it is provided that a kind of rational in infrastructure, easy-to-connect, quickly, it is not necessary to ascend a height, and operation safety, simple electric power overhaul open field test assistor.
This electric power overhaul is structurally characterized in that with open field test assistor: include left jig arm and right jig arm that lower end is movably connected, left jig arm and right jig arm top are arranged respectively to the left semi-ring that coordinates in opposite directions and right semi-ring, the auxiliary rod of horizontal expansion it is installed with in the middle part of left jig arm, the via hole coordinated with auxiliary rod it is provided with in the middle part of right jig arm, auxiliary rod is provided with right jig arm by right semi-ring elastic compression elastic device on left semi-ring, auxiliary rod end is provided with the locking member connecting cable, left jig arm and right jig arm upper end are arranged to uncovered shape, left jig arm lower end is connected with insulating bar.
The present invention realizes easy-to-connect, quickly by extension Automatic-clamping structure, it is not necessary to ascend a height, and operation safety, simple.
Left jig arm and right jig arm, left jig arm and right jig arm top that extension Automatic-clamping structure mainly includes being arranged on insulating bar upper end are arranged respectively to left semi-ring and right semi-ring, and also including can by left semi-ring elastic device together with right semi-ring elastic compression. Left semi-ring bottom is connected to insulating bar, by the support progradation of insulating bar, this electric power overhaul other parts of open field test assistor can be sent to eminence, not only avoid the operation of climbing insulating ladder, avoid ascend a height dangerous and electric shock hidden danger, also avoid the hidden danger of close contact wire, be effectively ensured processing safety. Left jig arm and right jig arm are to realize the critical piece of clamping function, and both are movably connected lower end, and therefore both can mutually swing centered by the connecting portion of lower end near or separate, and also just realize clamping or the action opened. Described elastic device is arranged on the auxiliary rod in the middle part of fixed left jig arm, and right jig arm is provided with the via hole coordinated with auxiliary rod, in order to the relatively left jig arm of right jig arm swings. The Main Function of elastic device, is to provide elastic clip clamp force, namely clamps the clamping force of chopper sidepiece wire. So, under the action of the elastic means, right jig arm and left jig arm just can together with elastic clampings.
Left jig arm and right jig arm top are arranged respectively to left semi-ring and right semi-ring, and left semi-ring and right semi-ring are oppositely arranged.So, when left jig arm and right jig arm expansion action, left semi-ring and right semi-ring are located remotely from each other, and are also expansion action. When left jig arm and right jig arm are pinching action, together with left semi-ring is oppositely buckled with right semi-ring, constitute a complete ring-type. For convenience of narration, this ring is called clamping ring. Therefore, when outdoor chopper sidepiece wire is clamped in clamping ring, clamping ring not only can play the clamping action to wire, to ensure the electrical connection of clamping ring and wire, may also operate as the locking action to wire, so that wire can not get loose after being clamped ring clamping easily, it is effectively ensured the reliability of wiring or hanging wire. The upper end of left jig arm and right jig arm is arranged to uncovered shape, and namely outer imperial palace is little or the big open rearward end of front opening is little, for convenience of narration, referred to as uncovered portion. After so arranging, when needs clamp chopper sidepiece wire, avoid the need for controlling left jig arm and right jig arm does expansion action, namely left semi-ring need not be controlled and right semi-ring does expansion action, only the front end of left jig arm and right jig arm namely uncovered portion need to be directed at chopper avris wire, and force into wire. Because left jig arm is together with elastic clamping with right jig arm under the action of the elastic means, therefore, when firmly pushing uncovered portion to chopper sidepiece wire, wire can overcome the compression of elastic device or clamp elastic force and strut uncovered portion gradually, namely struts left jig arm and right jig arm. When continuing the uncovered portion of left jig arm and right jig arm upper end to push wire to, wire will necessarily continue deeper into along uncovered portion, until entering in the clamping ring on left jig arm and right jig arm top. Now, clamping ring can under the elastic force effect of elastic device, and elasticity is clamped on outside wire, serves the effect making left jig arm and right jig arm reliably electrically connect with wire. Because auxiliary rod end is electrically connected with cable by locking member, so now cable keeps reliable electrical connection by auxiliary rod, left jig arm and right jig arm with wire, namely achieve the purpose of wiring or hanging wire. In brief, it is necessary to during wiring, hold insulating bar on the ground and wire is pushed along uncovered portion clamping ring, operate very simple. Contrary, after experiment, it is necessary to when connecting other wires or need to remove this electric power overhaul open field test assistor, only need to hold on insulating bar and pull downward on, wire can be made to skid off along clamping ring upper port, operate very simple.
As a kind of implementation, described elastic device includes the adjusting nut being screwed onto auxiliary rod right-hand member, also includes the right jig arm that middle part is arranged near left jig arm elastic bending away from left jig arm, both ends.
Right jig arm is arranged to middle part away from left jig arm, both ends near left jig arm, it is simply that left jig arm is arranged to arch or " C " shape. Owing to right jig arm is elastic bending, therefore, right jig arm is structurally just provided with elasticity. The adjusting nut that auxiliary rod right-hand member is spirally connected can compress right jig arm by the mode of precession on auxiliary rod, namely adjusts the elastic compression degree of right jig arm and left jig arm, it is possible to freely adjusting according to actual wire thickness and other requirements, versatility is higher.
As another kind of implementation, described elastic device includes the adjusting nut being screwed onto auxiliary rod right-hand member, also includes being sleeved on auxiliary rod and by right jig arm spring together with left jig arm elastic compression.
By precession and back-out adjusting nut, it is possible to adjusting the elastic compression degree of the right jig arm of spring compression and left jig arm, its operation principle and operational approach are similar to the above, not described in detail herein.
As improvement, left semi-ring inwall is evenly equipped with the cone block that the semi-ring ring heart extends to the left.
After left semi-ring inwall arranges cone block, when left semi-ring clamps wire, it is simply that each cone block clamping wire, rather than left semi-ring inwall clamping wire. During left semi-ring inwall clamping wire, the often certain point on left semi-ring inwall or only small area and conductive contact, say, that replace original single-point or little contact area by Multi-contact or multiple spot clamping. So, it is increased by left semi-ring left semi-ring inwall when clamping wire and has counted with contacting of wire, the actual effect serving the left semi-ring inwall of increase and conductive contact area, it is ensured that the reliability of electrical connection, improve wiring or hanging wire effect. By extended to the ring heart by left semi-ring inwall for cone block, it is possible to make each cone block that the force of wire is impartial, thus can guarantee that cone block as much as possible can simultaneously clamp on wire, be favorably improved electrical connection effect.
As further improvement, the left semi-ring between cone block being provided with the switch that the semi-ring ring heart extends to the left, left jig arm bottom is provided with the battery case containing battery, battery case is provided with and the display lamp of battery, switch composition current supply circuit.
Left semi-ring inwall between cone block arranges switch, it is possible to the actuating length making each cone block be switch carries out spacing. Namely when clamping wire; wire can only pull switch to position corresponding to cone block top, it is impossible to continue to press on switch motion, so not only can ensure that and can reliably trigger switch; and be unlikely and excessively trigger switch, serve the protective effect to switch machine structure. Being set to consistent by the bearing of trend of the bearing of trend of switch with cone block, when clamping wire, switch can be applied extruding force along the regular event track of switch by wire, effectively prevent deflection problem during extruding, it is ensured that the reliable use of switch. Left semi-ring and right semi-ring are after clamping wire, and switch is triggered, and now battery is to the loop that display lamp is powered by switch connection, and display lamp is luminous, reminds people's reliable grip wire, it is possible to test, not only directly perceived but also facilitate.
As improvement, described insulating bar includes the bar segment that some head and the tail are screwed together.
It is arranged to insulating bar be screwed together by some bar segment head and the tail constitute, it is possible to freely adjusting the bar segment quantity being spirally connected, namely total length according to actual needs, until meeting needs, operating convenient.
In sum, the electric power overhaul open field test assistant structure adopting this structure is reasonable, easy-to-connect, quickly, it is not necessary to ascend a height, and operation safety, simple, contributes to reducing the work difficulty of electric power maintenance personnel and improving the work efficiency of attendant.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in further details.
Fig. 1 is present configuration schematic diagram.
In figure: 1 is insulating bar; 2 is left jig arm; 3 is right jig arm; 4 is auxiliary rod; 5 is via hole; 6 is left semi-ring; 7 is right semi-ring; 8 is locking member; 9 is adjusting nut; 11 is cone block, and 12 is switch, and 13 is battery, and 14 is battery case, and 15 is display lamp, and 16 is bar segment.
Detailed description of the invention
As shown in the figure, this electric power overhaul open field test assistor includes left jig arm and the right jig arm that lower end is movably connected, left jig arm and right jig arm top are arranged respectively to the left semi-ring that coordinates in opposite directions and right semi-ring, the auxiliary rod of horizontal expansion it is installed with in the middle part of left jig arm, the via hole coordinated with auxiliary rod it is provided with in the middle part of right jig arm, auxiliary rod is provided with right jig arm by right semi-ring elastic compression elastic device on left semi-ring, auxiliary rod end is provided with the locking member connecting cable, left jig arm and right jig arm upper end are arranged to uncovered shape, and left jig arm lower end is connected with insulating bar.
Including insulating bar 1, insulating bar 1 upper end is installed with upwardly extending left jig arm 2, and left jig arm 2 lower end is hinged with upwardly extending right jig arm 3.By the support progradation of insulating bar 1, this electric power overhaul other parts of open field test assistor can be sent to eminence, not only avoid the operation of climbing insulating ladder, avoid ascend a height dangerous and electric shock hidden danger, also avoid the hidden danger of close contact wire, be effectively ensured processing safety. Left jig arm and right jig arm are to realize the critical piece of clamping function, because both lower ends are hinged, therefore both can mutually swing centered by the connecting portion of lower end near or separate, and also just realize clamping or the action opened. Being installed with auxiliary rod 4 in the middle part of left jig arm 2, right jig arm 3 is provided with the via hole 5 coordinated with auxiliary rod 4, so can so that right jig arm and left jig arm opposing oscillatory. Auxiliary rod 4 right-hand member is provided with elastic device, the Main Function of elastic device, is provide elastic clip clamp force for left jig arm 2 and right jig arm 3. So, under the action of the elastic means, right jig arm 3 and left jig arm 2 just together with elastic clamping, can namely clamp the clamping force of chopper sidepiece wire.
Left jig arm 2 and right jig arm 3 top are arranged respectively to left semi-ring 6 and right semi-ring 7, and left semi-ring 6 and right semi-ring 7 are oppositely arranged. So, when left jig arm 2 and right jig arm 3 expansion action, left semi-ring 6 and right semi-ring 7 are located remotely from each other, and are also expansion action. When left jig arm and right jig arm are pinching action, together with left semi-ring 6 is oppositely buckled with right semi-ring 7, constitute a complete ring-type. For convenience of narration, this ring is called clamping ring. Therefore, when outdoor chopper sidepiece wire is clamped in clamping ring, clamping ring not only can play the clamping action to wire, to ensure the electrical connection of clamping ring and wire, may also operate as the locking action to wire, so that wire can not get loose after being clamped ring clamping easily, it is effectively ensured the reliability of wiring or hanging wire.
The upper end of left jig arm 2 and right jig arm 3 is arranged to uncovered shape, and namely outer imperial palace is little or the big lower ending opening of upper end open is little. For convenience of narration, referred to as uncovered portion, in the present embodiment, uncovered portion is V-shaped. After so arranging, when needs clamp chopper sidepiece wire, avoid the need for controlling left jig arm 2 and right jig arm 3 does expansion action, namely left semi-ring 6 need not be controlled and right semi-ring 7 does expansion action, only the upper end of left jig arm 2 and right jig arm 3 namely uncovered portion need to be directed at chopper avris wire, and force into wire. Because left jig arm 2 is together with elastic clamping with right jig arm 3 under the action of the elastic means, therefore, when firmly pushing uncovered portion to chopper sidepiece wire, wire can overcome the compression of elastic device or clamp elastic force and strut uncovered portion gradually, namely struts left jig arm and right jig arm. When continuing the uncovered portion of left jig arm and right jig arm upper end to push wire to, wire will necessarily continue deeper into along uncovered portion, until entering in the clamping ring on left jig arm 2 and right jig arm 3 top. Now, clamping ring can under the elastic force effect of elastic device, and elasticity is clamped on outside wire, serves the effect making left jig arm 2 and right jig arm 3 reliably electrically connect with wire.
Auxiliary rod 4 left end is provided with locking member 8, the cable of experiment and auxiliary rod 4 reliably can be electrically connected by locking member 8, so now cable will keep reliable electrical connection by auxiliary rod 4, left jig arm 2 and right jig arm 3 with wire, namely achieve the purpose of wiring or hanging wire. In brief, it is necessary to during wiring, hold insulating bar on the ground and wire is pushed along uncovered portion clamping ring, operate very simple.Contrary, after experiment, it is necessary to when connecting other wires or need to remove this electric power overhaul open field test assistor, only need to hold on insulating bar and pull downward on, wire can be made to skid off along clamping ring upper port, operate very simple.
In the present embodiment, elastic device includes the adjusting nut 9 being screwed onto auxiliary rod 4 right-hand member, also includes the right jig arm that middle part is arranged near left jig arm elastic bending away from left jig arm, both ends. Right jig arm is arranged to middle part away from left jig arm, both ends near left jig arm, it is simply that left jig arm is arranged to arch or " C " shape. Owing to right jig arm is elastic bending, therefore, right jig arm is structurally just provided with elasticity. The adjusting nut 9 that auxiliary rod right-hand member is spirally connected can compress right jig arm by the mode of precession on auxiliary rod, namely adjusts the elastic compression degree of right jig arm and left jig arm, it is possible to freely adjusting according to actual wire thickness and other requirements, versatility is higher.
When reality manufactures, it is also possible to elastic device is arranged to the adjusting nut including being screwed onto auxiliary rod right-hand member, and it is sleeved on auxiliary rod and by right jig arm spring together with left jig arm elastic compression. This structure is relatively simple, in figure and be not drawn into. By precession and back-out adjusting nut, it is possible to adjusting the elastic compression degree of the right jig arm of spring compression and left jig arm, its operation principle and operational approach are similar to the above, not described in detail herein.
In the present embodiment, left semi-ring 6 inwall is evenly equipped with the cone block 11 that the semi-ring ring heart extends to the left. When left semi-ring 6 clamps wire, it is simply that each cone block 11 clamps wire rather than left semi-ring inwall clamping wire. During left semi-ring inwall clamping wire, the often certain point on left semi-ring inwall or only small area and conductive contact, say, that replace original single-point or little contact area by Multi-contact or multiple spot clamping. So, it is increased by left semi-ring left semi-ring inwall when clamping wire and has counted with contacting of wire, the actual effect serving the left semi-ring inwall of increase and conductive contact area, it is ensured that the reliability of electrical connection, improve wiring or hanging wire effect. By extended to the ring heart by left semi-ring inwall for cone block, it is possible to make each cone block that the force of wire is impartial, thus can guarantee that cone block as much as possible can simultaneously clamp on wire, be favorably improved electrical connection effect.
Being provided with, on left semi-ring 6 between cone block 11, the switch 12 that the semi-ring ring heart extends to the left, left jig arm bottom is provided with the battery case 14 containing battery 13, battery case 14 is provided with and the display lamp 15 of battery 13, switch 11 composition current supply circuit. Because switch 12 is arranged in the middle of cone block 11, carry out spacing so respectively boring the actuating length that block 11 can be switch 12. Namely when clamping wire; wire can only arrive the position that cone block 11 top is corresponding by pull switch 12, it is impossible to continues to press on switch motion, so not only can ensure that and can reliably trigger switch; and be unlikely and excessively trigger switch, serve the protective effect switching 12 frame for movements. Being set to consistent by the bearing of trend of the bearing of trend of switch with cone block, when clamping wire, switch can be applied extruding force along the regular event track of switch 12 by wire, effectively prevent deflection problem during extruding, it is ensured that the reliable use of switch 12. Left semi-ring 6 and right semi-ring 7 are after clamping wire, and switch 12 is triggered, and now battery is switched 12 connections to the loop that display lamp 15 is powered, and display lamp 15 is luminous, reminds people's reliable grip wire, it is possible to test, not only directly perceived but also facilitate.
In the present embodiment, described insulating bar 1 includes the bar segment 16 that some head and the tail are screwed together, and so can freely adjusting bar segment 16 quantity being spirally connected, namely total length according to actual needs, until meeting needs, operating convenient.
Claims (2)
1. an electric power overhaul open field test assistor, it is characterized in that: include left jig arm (2) and right jig arm (3) that lower end is movably connected, left jig arm (2) and right jig arm (3) top are arranged respectively to the left semi-ring (6) and the right semi-ring (7) that coordinate in opposite directions, left jig arm (2) middle part is installed with the auxiliary rod (4) of horizontal expansion, right jig arm (3) middle part is provided with the via hole (5) coordinated with auxiliary rod (4), auxiliary rod (4) is provided with right jig arm (3) by right semi-ring (7) elastic compression elastic device on left semi-ring (6), auxiliary rod (4) end is provided with the locking member (8) connecting cable, left jig arm (2) and right jig arm (3) upper end are arranged to uncovered shape, left jig arm (2) lower end is connected with insulating bar (1), described elastic device includes the adjusting nut (9) being screwed onto auxiliary rod (4) right-hand member, also include being sleeved on auxiliary rod (4) and by right jig arm (3) and left jig arm (2) elastic compression spring together.
2. electric power overhaul open field test assistor according to claim 1, is characterized in that: described insulating bar (1) includes the bar segment (16) that some head and the tail are screwed together.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610114250.7A CN105652042A (en) | 2013-10-23 | 2013-10-23 | Outdoor test assist device for electric power overhaul |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610114250.7A CN105652042A (en) | 2013-10-23 | 2013-10-23 | Outdoor test assist device for electric power overhaul |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201310502286.9A Division CN103558420B (en) | 2013-10-23 | 2013-10-23 | Outdoor breaker primary current transmission test assistor |
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CN105652042A true CN105652042A (en) | 2016-06-08 |
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CN201610114250.7A Pending CN105652042A (en) | 2013-10-23 | 2013-10-23 | Outdoor test assist device for electric power overhaul |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107221878A (en) * | 2017-08-02 | 2017-09-29 | 焦彭彭 | A kind of multi-functional electric power overhaul open field test assistor |
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US20040011161A1 (en) * | 2000-05-31 | 2004-01-22 | Engelbert Gmeilbauer | Tool for tensioning, slackening and opening spring-clip elements |
CN102025048A (en) * | 2010-09-30 | 2011-04-20 | 江苏省电力公司江都市供电公司 | Jaw type chuck grounding wire |
CN202308367U (en) * | 2011-11-03 | 2012-07-04 | 上海佳能电力实业有限公司 | Clamping wire clamp used for short circuit grounding protection |
CN102969586A (en) * | 2012-12-18 | 2013-03-13 | 梁剑 | Splined short-circuit grounding device |
CN103078192A (en) * | 2012-12-18 | 2013-05-01 | 罗永城 | Short-circuit grounding device |
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US20040011161A1 (en) * | 2000-05-31 | 2004-01-22 | Engelbert Gmeilbauer | Tool for tensioning, slackening and opening spring-clip elements |
CN102025048A (en) * | 2010-09-30 | 2011-04-20 | 江苏省电力公司江都市供电公司 | Jaw type chuck grounding wire |
CN202308367U (en) * | 2011-11-03 | 2012-07-04 | 上海佳能电力实业有限公司 | Clamping wire clamp used for short circuit grounding protection |
CN102969586A (en) * | 2012-12-18 | 2013-03-13 | 梁剑 | Splined short-circuit grounding device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107221878A (en) * | 2017-08-02 | 2017-09-29 | 焦彭彭 | A kind of multi-functional electric power overhaul open field test assistor |
CN107221878B (en) * | 2017-08-02 | 2018-09-14 | 国网山东省电力公司高青县供电公司 | A kind of multi-functional electric power overhaul open field test assistor |
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