CN105823982A - Grinding wiring device for circuit resistance test - Google Patents
Grinding wiring device for circuit resistance test Download PDFInfo
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- CN105823982A CN105823982A CN201610158624.5A CN201610158624A CN105823982A CN 105823982 A CN105823982 A CN 105823982A CN 201610158624 A CN201610158624 A CN 201610158624A CN 105823982 A CN105823982 A CN 105823982A
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- plate
- fixedly connected
- push rod
- installing plate
- wire brush
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- 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
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a grinding wiring device for a circuit resistance test, which relates to the technical field of power tests for quickly grinding a test-used wiring board for a high-voltage circuit breaker. According to the technical scheme of the invention, the grinding wiring device for the circuit resistance test is characterized by comprising a rack; a first mounting plate and a second mounting plate are arranged on the rack in a sliding mode; a first steel wire brush is connected onto the first mounting plate; a second steel wire brush is connected onto the second mounting plate; the first steel wire brush and the second steel wire brush are driven to perform reciprocating motion by a crank slider mechanism formed by a slider, a rocker and a runner; the runner is connected with a first synchronous belt wheel; the first synchronous belt wheel is connected with a second synchronous belt wheel via a synchronous belt; and a crank handle is arranged on the second synchronous belt wheel. The device of the invention has the beneficial effect that the overhead test-used wiring board for the high-voltage circuit breaker can be grinded quickly and high efficiently.
Description
Technical field
The present invention relates to power test technical field, specifically a kind of loop resistance test polishing termination.
Background technology
In switchgear; owing to contact surface oxidation, the contact fastening reason such as bad cause contact resistance to increase; when big electric current flows through; contact point temperature raises; this more accelerates contact surface oxidation; make contact resistance increase further, continue and will produce major accident, it is therefore necessary to constantly or periodically contact resistance is measured.
In order to ensure the safety of transmission line of electricity, work about electric power personnel need regularly to measure the contact resistance value of the switch device breaker being positioned in transmission line of electricity.In the test of circuit breaker contact persistence in the prior art, staff uses circuit resistance tester to measure the contact resistance of chopper.Circuit resistance tester includes two wire clamps, and chopper in the prior art is designed with test harness plate, two wire clamps are clamped on the test harness plate of chopper measuring the contact resistance of chopper when by staff respectively, and one of them wire clamp is positioned at the side of contact of chopper, another wire clamp is positioned at the opposite side of the contact of chopper.
And in transmission line of electricity, there is substantial amounts of primary cut-out, these primary cut-outs are all erected at eminence, owing to test harness plate exposes in atmosphere, so there is the phenomenon being corroded on the surface of test harness plate or there is layer oxide film, accurate in order to ensure test data, staff needs first to climb eminence and polishes test harness plate and carry out the work of wiring measurement the most again.Reciprocal climbing then result in test speed problem slowly.Additionally, there is the biggest potential safety hazard in work high above the ground.
Summary of the invention
It is an object of the invention to provide a kind of loop resistance test to polish termination, the work of the test harness plate of the primary cut-out that is used for realizing quickly polishing.Staff can avoid back and forth climbing the use present invention carries out the test harness plate polishing work of primary cut-out when, and the efficiency that both improve polishing in turn ensure that the safety of staff.
The present invention solves its technical problem and is adopted the technical scheme that: a kind of loop resistance test polishing termination, including frame, described frame includes riser and is fixedly connected on the horizontal plate bottom riser, is positioned at described riser top and left and right horizontal direction is provided with chute；
Described chute is combined with slide block, it is fixedly connected with brush holder on described slide block, described brush holder includes the connecting plate being fixedly connected on slide block, the first installing plate being positioned at connecting plate top and is positioned at the second installing plate bottom connecting plate, and described first installing plate, connecting plate and the second installing plate are fixedly connected sequentially composition " [" shape structure；
The downside of described first installing plate is fixedly connected with the first wire brush, push rod is vertically slidably connected on described second installing plate, push rod runs through the upper bottom surface of described second installing plate, described push rod is positioned at the one end on the upside of the second installing plate and is fixedly connected with the second wire brush, push rod upper sleeve through between the second wire brush and the second installing plate has steel brush compression spring, one end that described push rod is positioned on the downside of the second installing plate is fixedly connected with wheel carrier, described wheel carrier is inverted "T"-shaped, the horizontal component of described wheel carrier is arranged along the longitudinal direction, the two ends of the horizontal component of described wheel carrier are rotatablely equipped with cylindrical roller respectively, cylindrical roller is with the horizontal component of described wheel carrier as axle center；
The upside of described cylindrical roller is combined with limiting plate, limiting plate is fixedly connected on described riser, the opening passed for described push rod it is provided with on limiting plate, the projection on horizontal plate of the described opening is in the rectangle extended in left-right direction, described cylindrical roller coordinates with the bottom surface of limiting plate respectively, the bottom surface of described limiting plate includes transition face, the low stroke face being positioned at transition face one end and is positioned at the high-stroke face of the transition face other end, and described high-stroke face and low stroke face are horizontally disposed with respectively and high-stroke face is higher than low stroke face；
Being positioned in the frame of described chute one end and be rotatablely equipped with runner, the circumference of described runner is hinged with one end of rocking bar, the other end of described rocking bar is hinged on slide block, and described slide block, rocking bar and runner constitute slider-crank mechanism；
The first synchronous pulley it is fixedly connected with at the rotating shaft of described runner, the bottom of described horizontal plate is vertically fixedly connected with insulating bar, the lower rotation of described insulating bar is provided with the second synchronous pulley, the provided circumferentially about of second synchronous pulley has wind, is combined with Timing Belt between described first synchronous pulley and the second synchronous pulley.
Further, it is fixedly connected with driving lever on the circumference of described runner, driving lever is parallel to the axis of runner and arranges, the lower section of driving lever is horizontally disposed train wheel bridge, the bottom of train wheel bridge is fixedly connected with guide post, guide post is vertically slidably connected on described horizontal plate, and the guide post upper sleeve through between train wheel bridge and horizontal plate has clamping plate compression spring, is positioned on the horizontal plate immediately below train wheel bridge and is fixedly connected with lower plate in the horizontal direction.
Further, described driving lever is rotatablely equipped with lifting lever wheel.
Further, the bottom of described train wheel bridge and the top of lower plate have been respectively fixedly connected with anti-slip rubber.
Further, the vertical portion of described wheel carrier includes the sleeve being positioned at top, and the sidewall of sleeve is provided with bush whorl hole, and sleeve is plugged on the bottom of described push rod, is combined with sleeve bolt in bush whorl hole, and described wheel carrier and push rod are relatively fixed by sleeve bolt.
Further, described first installing plate includes slot, slot open lower side, described first wire brush is plugged in slot, the side of slot is provided with at least one slot screwed hole, respectively being combined with a regulation bolt in each slot screwed hole, described first wire brush is relatively fixed in slot by regulation bolt.
Beneficial effects of the present invention:
1, a kind of loop resistance test polishing termination that the present invention provides, staff can stand in the work that the test harness plate in Chu Duigao vacancy, ground carries out polishing by the way of bottom hand-held insulating bar, effectively avoid staff and back and forth climb line bar, the safest but also efficient.Staff's brush holder while shake wind moves back and forth, during brush holder moves back and forth, limiting plate, wheel carrier and steel brush compression spring can play the effect in the gap between regulation the first wire brush and the second wire brush, gap between first and second wire brush becomes big and is conducive to clamp assay patch panel, gap between first and second wire brush diminishes the elastic deformation of the steel wire that can increase on the wire brush being positioned at test harness plate both sides, so that polishing effect is more preferable.Brush holder drives first and second wire brush to move back and forth, and test harness plate can back and forth be polished by this, it is ensured that rust surface or oxide side are thoroughly polished off.
2, driving lever and clamping plate compression spring play the effect in the gap between regulation train wheel bridge and lower plate, can be clamped on the test harness plate of primary cut-out by the ramp of circuit resistance tester by the effect of upper and lower clamping plate.
3, the lifting lever wheel on driving lever can reduce the frictional force between driving lever and train wheel bridge upper surface, thus reduces runner resistance in motor process.
4, the anti-slip rubber on upper and lower clamping plate can increase the frictional force between upper and lower clamping plate and ramp respectively, it is ensured that wire clamp does not falls off the when of being clamped between upper and lower clamping plate.
5, wheel carrier is plugged on the bottom of push rod by sleeve and is relatively fixed by sleeve bolt, this can be according to the actual (real) thickness of test harness plate, regulating the minimum and maximum gap between first and second wire brush in a reciprocating stroke of brush holder by the way of the length that regulation push rod is plugged in sleeve, the minimum and maximum gap between first and second wire brush can affect smooth degree and the polishing effect of docking between wire brush and test harness plate.
6, the first wire brush is arranged in slot and is relatively fixed by regulation bolt simultaneously, this is possible not only to the actual (real) thickness according to test connection plate, and the degree of depth being plugged in slot by regulating the first wire brush regulates the minimum and maximum gap between first and second wire brush in a reciprocating stroke of brush holder；This and the replacing of the first wire brush can also be facilitated.
Accompanying drawing explanation
Fig. 1 is the structural representation of primary cut-out；
Fig. 2 is the structural representation of frame and limiting plate；
Fig. 3 is the part A partial enlarged drawing in Fig. 2；
Fig. 4 is the polycrystalline substance schematic diagram of insulating bar；
Fig. 5 is the structural representation of train wheel bridge and lower plate；
Fig. 6 is the structural representation of wheel carrier；
Fig. 7 is the structural representation of brush holder；
Fig. 8 is the present invention operating diagram for test harness plate of polishing；
Fig. 9 is the present invention operating diagram for wiring；
nullIn figure: 1 primary cut-out，11 first test harness plates，12 insulation shells，13 second test harness plates，2 frames，21 risers，22 horizontal plates，23 chutes，24 slide blocks，25 runners，26 rocking bars，27 first synchronous pulleys，3 brush holders，31 connecting plates，32 first installing plates，33 second installing plates，331 slots，332 regulation bolts，34 first wire brushes，35 push rods，36 second wire brushes，37 steel brush compression springs，38 wheel carriers，381 sleeves，382 sleeve bolts，39 first cylindrical roller，4 limiting plates，41 openings，42 transition faces，43 low stroke faces，44 high-stroke faces，5，Insulating bar，51 second synchronous pulleys，52 winds，53 Timing Belts，6 driving levers，61 lifting lever wheels，7 train wheel bridges，71 guide posts，72 clamping plate compression springs，8 lower plates，81 ramps，9 first anti-slip rubbers.
Detailed description of the invention
As shown in Figure 1, primary cut-out 1 includes insulation shell 12, the contact of primary cut-out is arranged on the inside of insulation shell, the first test harness plate 11 it is provided with in the side being positioned at insulation shell, opposite side at insulation shell is provided with the second test harness plate 12, the present invention be directed to what this type of primary cut-out was designed.
As shown in Fig. 2 to Fig. 8, the invention mainly comprises riser 21, horizontal plate 22, chute 23, slide block 24, runner 25, rocking bar the 26, first synchronous pulley 27, brush holder the 3, first wire brush 34, push rod the 35, second wire brush 36, steel brush compression spring 37, wheel carrier 38, limiting plate 4, opening 41, insulation board the 5, second synchronous pulley 51, wind 52 and Timing Belt 53, come below in conjunction with the accompanying drawings the present invention is described in detail to better illustrate the present invention.
As shown in Figure 2 and Figure 5, frame includes riser 21 and is fixedly connected on the horizontal plate 22 bottom riser, being positioned at riser top, left and right horizontal direction is provided with chute 23.
As shown in Fig. 5, Fig. 7 and Fig. 8, slide block 24 it is combined with in chute 23, slide block 24 is fixedly connected with brush holder 3, brush holder 3 includes the connecting plate 31 being fixedly connected on slide block, the first installing plate 32 being positioned at connecting plate top and is positioned at the second installing plate 33 bottom connecting plate, first installing plate 32, connecting plate 31 and the second installing plate 33 are fixedly connected sequentially composition " [" shape structure, being fixedly connected with the first wire brush 34 in the downside of the first installing plate 32, the first wire brush can be fixedly connected on the downside of the first installing plate by the way of stickup.A kind of as wire brush optimizes mounting means, first installing plate 32 includes slot 331, slot open lower side, first wire brush 34 is plugged in slot, at least one slot screwed hole it is provided with in the side of slot, respectively being combined with a regulation bolt 332 in each slot screwed hole, the first wire brush is relatively fixed in slot by regulation bolt.Second installing plate 33 vertically slidably connects push rod 35, push rod 35 runs through the upper bottom surface of the second installing plate 33, it is positioned at the one end on the upside of the second installing plate 33 at push rod 35 and is fixedly connected with the second wire brush 36, have steel brush compression spring 37 at the push rod upper sleeve through between the second wire brush 36 and the second installing plate 33.
As shown in Fig. 2, Fig. 3 and Fig. 8, the one end being positioned on the downside of the second installing plate 33 at push rod 35 is fixedly connected with wheel carrier 38, wheel carrier can be fixedly connected on the lower end of push rod by the way of welding, wheel carrier 38 is in inverted "T"-shaped, the horizontal component of wheel carrier 38 is arranged along the longitudinal direction, being rotatablely equipped with cylindrical roller, the such as wherein one end at the horizontal component of wheel carrier at the two ends of the horizontal component of wheel carrier respectively and be rotatablely equipped with the first cylindrical roller 39, cylindrical roller is with the horizontal component of wheel carrier 38 as axle center.
As shown in Fig. 3, Fig. 6 and Fig. 8, as one optimization, the vertical portion of wheel carrier 38 includes the sleeve 381 being positioned at top, the sidewall of sleeve is provided with bush whorl hole, sleeve is plugged on the bottom of push rod, being combined with sleeve bolt 382 in bush whorl hole, wheel carrier 38 and push rod 35 are relatively fixed by sleeve bolt.
As shown in Figures 2 and 3, it is combined with limiting plate 4 in the upside of cylindrical roller, limiting plate 4 is fixedly connected on riser 21, limiting plate 4 is provided with the opening 41 passed for push rod 35, the opening 41 projection on horizontal plate 22 is in the rectangle extended in left-right direction, cylindrical roller bottom surface with limiting plate 4 respectively coordinates, the bottom surface of limiting plate 4 includes transition face 42, the low stroke face 43 being positioned at transition face one end and is positioned at the high-stroke face 44 of the transition face other end, and high-stroke face 44 and low stroke face 43 are horizontally disposed with respectively and high-stroke face 44 is higher than low stroke face 43.
As shown in Fig. 2, Fig. 4 and Fig. 5, the frame being positioned at chute 23 one end is rotatablely equipped with runner 25, being hinged with one end of rocking bar 26 on the circumference of runner 25, the other end of rocking bar 26 is hinged on slide block 24, and slide block 24, rocking bar 26 and runner 25 constitute slider-crank mechanism.The first synchronous pulley 27 it is fixedly connected with at the rotating shaft of runner 25, insulating bar 5 vertically it is fixedly connected with in the bottom of horizontal plate 22, lower rotation at insulating bar 5 is provided with the second synchronous pulley 51, provided circumferentially about at the second synchronous pulley has wind 52, is being combined with Timing Belt 53 between the first synchronous pulley 27 and the second synchronous pulley 51.
As shown in Figure 2 and Figure 5, the circumference of runner 25 is fixedly connected with driving lever 6, driving lever is parallel to the axis of runner and arranges, horizontally disposed in the lower section of driving lever have train wheel bridge 7, it is fixedly connected with guide post 71 in the bottom of train wheel bridge, guide post 71 is vertically slidably connected on horizontal plate 22, clamping plate compression spring 72 is had at the guide post upper sleeve through between train wheel bridge 7 and horizontal plate 22, the horizontal plate 22 being positioned at immediately below train wheel bridge 7 is fixedly connected with lower plate 8 in the horizontal direction, it has been respectively fixedly connected with anti-slip rubber in the bottom of train wheel bridge and the top of lower plate, as a example by train wheel bridge 7, the first anti-slip rubber 9 it is fixedly connected with in the bottom of train wheel bridge 7.
As shown in Figures 1 to 9, the present invention both may be used for quickly polishing the work of test harness plate, it is also possible to for the work of the loop resistance testing experiment wiring of primary cut-out.
nullAs a example by the first test harness plate 11 of polishing，The bottom of the hand-held insulating bar of staff 5，Rotary handle crank 52，At the second synchronous pulley 51、First synchronous pulley 27、Runner 25、Under the gearing of rocking bar 26 and slide block 24, brush holder 3 slides along the direction level that chute 23 is arranged，It is positioned at the wheel carrier 38 of push rod 35 bottom along with brush holder is along chute setting direction horizontal movement，While wheel carrier slides along chute setting direction level, wheel carrier is also by the effect of limiting plate 4，When wheel carrier 38 moves to the low stroke face 43 of limiting plate when，Gap between first wire brush 34 and the second wire brush 36 is widened，The when that gap between the first wire brush and the second wire brush being widened，First wire brush 34 and the second wire brush 36 are individually positioned in the both sides of the first test harness plate 11 by the bottom bar of hand-held insulation 5，Then continuous rotary handle crank 52，Brush holder 3 with slide block 24 along chute horizontal reciprocating movement，And wheel carrier 38 moves to below high-stroke face 44 when，Under the effect of steel brush compression spring 37, the gap between the first wire brush 34 and the second wire brush 36 reduces，Wheel carrier 38 is positioned at high-stroke face 44 range of motion when, the first and second wire brushes are clamped in the surface of the first test harness plate，First and second wire brushes are respectively by corrosion or the oxide side polishing on the first test harness plate surface.
The present invention can be also used for the work of the loop resistance testing experiment wiring of primary cut-out, in primary cut-out resistance test is tested, staff needs to be clamped on the first test harness plate 11 one of them ramp of circuit resistance tester, and another wire clamp is clamped in the upper of the second test harness plate 13.
It is clamped on the first test harness plate as example with one of them ramp 81, because the hinged place of circuit resistance tester ramp 81 in the prior art is provided with torsionspring, so the state that the front end of ramp stays closed all the time in the case of the rear end of ramp does not stresses.First rotating wheel 25, driving lever 6 is made to move to the highest point of stroke, at this moment under the effect of clamping plate compression spring 72, gap between train wheel bridge 7 and lower plate 8 is maximum, the when of gap maximum between upper and lower clamping plate, the rear end of ramp 81 is placed between train wheel bridge 7 and lower plate 8, then rotating wheel 25, during driving lever 6 rotates with runner, gap between upper and lower clamping plate diminishes, the rear end stress of ramp 81 under the effect of upper and lower clamping plate, then the front end of ramp is opened.After the front end of ramp is opened, ramp is lifted eminence and is placed on the first test harness plate 11 by the front opening of ramp by the bottom of hand-held insulating bar.Then rotating the second synchronous pulley 51 by wind 52, under the transmission of Timing Belt 53, runner 25 rotates, and driving lever comes back to the high-end of stroke, and the rear end of ramp 81 is released, and then ramp 81 is just clamped on the first test harness plate 11.
Claims (6)
1. a loop resistance test polishing termination, is characterized in that, including frame, described frame includes riser and is fixedly connected on the horizontal plate bottom riser, is positioned at described riser top and left and right horizontal direction is provided with chute；
Described chute is combined with slide block, it is fixedly connected with brush holder on described slide block, described brush holder includes the connecting plate being fixedly connected on slide block, the first installing plate being positioned at connecting plate top and is positioned at the second installing plate bottom connecting plate, and described first installing plate, connecting plate and the second installing plate are fixedly connected sequentially composition " [" shape structure；
The downside of described first installing plate is fixedly connected with the first wire brush, push rod is vertically slidably connected on described second installing plate, push rod runs through the upper bottom surface of described second installing plate, described push rod is positioned at the one end on the upside of the second installing plate and is fixedly connected with the second wire brush, push rod upper sleeve through between the second wire brush and the second installing plate has steel brush compression spring, one end that described push rod is positioned on the downside of the second installing plate is fixedly connected with wheel carrier, described wheel carrier is inverted "T"-shaped, the horizontal component of described wheel carrier is arranged along the longitudinal direction, the two ends of the horizontal component of described wheel carrier are rotatablely equipped with cylindrical roller respectively, cylindrical roller is with the horizontal component of described wheel carrier as axle center；
The upside of described cylindrical roller is combined with limiting plate, limiting plate is fixedly connected on described riser, the opening passed for described push rod it is provided with on limiting plate, the projection on horizontal plate of the described opening is in the rectangle extended in left-right direction, described cylindrical roller coordinates with the bottom surface of limiting plate respectively, the bottom surface of described limiting plate includes transition face, the low stroke face being positioned at transition face one end and is positioned at the high-stroke face of the transition face other end, and described high-stroke face and low stroke face are horizontally disposed with respectively and high-stroke face is higher than low stroke face；
Being positioned in the frame of described chute one end and be rotatablely equipped with runner, the circumference of described runner is hinged with one end of rocking bar, the other end of described rocking bar is hinged on slide block, and described slide block, rocking bar and runner constitute slider-crank mechanism；
The first synchronous pulley it is fixedly connected with at the rotating shaft of described runner, the bottom of described horizontal plate is vertically fixedly connected with insulating bar, the lower rotation of described insulating bar is provided with the second synchronous pulley, the provided circumferentially about of second synchronous pulley has wind, is combined with Timing Belt between described first synchronous pulley and the second synchronous pulley.
A kind of loop resistance test polishing termination the most according to claim 1, it is characterized in that, it is fixedly connected with driving lever on the circumference of described runner, driving lever is parallel to the axis of runner and arranges, the lower section of driving lever is horizontally disposed train wheel bridge, the bottom of train wheel bridge is fixedly connected with guide post, guide post is vertically slidably connected on described horizontal plate, guide post upper sleeve through between train wheel bridge and horizontal plate has clamping plate compression spring, is positioned on the horizontal plate immediately below train wheel bridge and is fixedly connected with lower plate in the horizontal direction.
A kind of loop resistance test polishing termination the most according to claim 2, is characterized in that, described driving lever is rotatablely equipped with lifting lever wheel.
A kind of loop resistance test polishing termination the most according to claim 2, is characterized in that, the bottom of described train wheel bridge and the top of lower plate have been respectively fixedly connected with anti-slip rubber.
A kind of loop resistance test polishing termination the most according to claim 1, it is characterized in that, the vertical portion of described wheel carrier includes the sleeve being positioned at top, bush whorl hole it is provided with on the sidewall of sleeve, sleeve is plugged on the bottom of described push rod, being combined with sleeve bolt in bush whorl hole, described wheel carrier and push rod are relatively fixed by sleeve bolt.
A kind of loop resistance test polishing termination the most according to claim 1, it is characterized in that, described first installing plate includes slot, slot open lower side, described first wire brush is plugged in slot, being provided with at least one slot screwed hole in the side of slot, be respectively combined with a regulation bolt in each slot screwed hole, described first wire brush is relatively fixed in slot by regulation bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610158624.5A CN105823982B (en) | 2016-03-18 | 2016-03-18 | A kind of loop resistance test polishing termination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610158624.5A CN105823982B (en) | 2016-03-18 | 2016-03-18 | A kind of loop resistance test polishing termination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105823982A true CN105823982A (en) | 2016-08-03 |
| CN105823982B CN105823982B (en) | 2018-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610158624.5A Expired - Fee Related CN105823982B (en) | 2016-03-18 | 2016-03-18 | A kind of loop resistance test polishing termination |
Country Status (1)
| Country | Link |
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| CN (1) | CN105823982B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107132416A (en) * | 2017-04-24 | 2017-09-05 | 李世明 | A kind of loop resistance method of testing |
| CN107743782A (en) * | 2017-11-19 | 2018-03-02 | 赵海祥 | A kind of afforestation trunk shaping device tool |
| CN109270303A (en) * | 2018-09-30 | 2019-01-25 | 广西电网有限责任公司贵港供电局 | 35kV breaker loop resistor with grinding device tests overhead jointing clamp |
| CN111239670A (en) * | 2020-01-10 | 2020-06-05 | 深圳供电局有限公司 | Test connector and test tool |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132416A (en) * | 2017-04-24 | 2017-09-05 | 李世明 | A kind of loop resistance method of testing |
| CN107743782A (en) * | 2017-11-19 | 2018-03-02 | 赵海祥 | A kind of afforestation trunk shaping device tool |
| CN107743782B (en) * | 2017-11-19 | 2020-10-23 | 绍兴市麦芒智能科技有限公司 | Moulding utensil of afforestation trunk |
| CN109270303A (en) * | 2018-09-30 | 2019-01-25 | 广西电网有限责任公司贵港供电局 | 35kV breaker loop resistor with grinding device tests overhead jointing clamp |
| CN109270303B (en) * | 2018-09-30 | 2024-02-02 | 广西电网有限责任公司贵港供电局 | 35kV circuit breaker loop resistance test high altitude wiring clamp with grinding device |
| CN111239670A (en) * | 2020-01-10 | 2020-06-05 | 深圳供电局有限公司 | Test connector and test tool |
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| Publication number | Publication date |
|---|---|
| CN105823982B (en) | 2018-08-07 |
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