CN103457052B - Grounding wire clamp - Google Patents
Grounding wire clamp Download PDFInfo
- Publication number
- CN103457052B CN103457052B CN201310342711.2A CN201310342711A CN103457052B CN 103457052 B CN103457052 B CN 103457052B CN 201310342711 A CN201310342711 A CN 201310342711A CN 103457052 B CN103457052 B CN 103457052B
- Authority
- CN
- China
- Prior art keywords
- chuck
- chucks
- pull bar
- connecting rod
- joint portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000737 periodic effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Clamps And Clips (AREA)
Abstract
The invention provides a grounding wire clamp which is mainly used for hooking and dismounting grounding wires in the power field. The grounding wire clamp comprises two clamping heads used in cooperation with each other for clamping a wire, and at least one clamping head is provided with a detachable pressing plate on the side facing towards the other clamping head. The grounding wire clamp can be adapted to wires with different thicknesses, reduce repeated arrangement, lower economic cost, reduce storage space, and reduce periodic test workloads and test cost of grounding wire poles.
Description
Technical field
The present invention relates to the earthing wire clip field that electric power system is used, be specifically related to a kind of earthing wire clip.
Background technology
The on-the-spot person, the necessary technical measures of device security when electric power system is used earth connection to be support equipment upkeep operation.Existing lead-type earthing wire clip is in articulating earth connection, the different model of earthing wire clip must change to(for) the wire of different wire diameters, causes the increase of repeated configuration and Financial cost, takies larger parking space simultaneously, grounding wire pole periodic test workload is large, and experimentation cost is high.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of earthing wire clip, can adapt to the wire of different thicknesses, reduces periodic test workload and the experimentation cost of repeated configuration, reduction Financial cost, minimizing parking space and grounding wire pole.
For solving above-mentioned existing technical problem, the present invention adopts following scheme: earthing wire clip, comprise two chucks that coordinate clamping wires, and have at least on a chuck side towards another chuck be provided with dismountable pressing plate.
As preferably, each chuck is equipped with dismountable pressing plate towards a side of another chuck.
As preferably, pressing plate comprises body and is arranged on the connecting wing on body, and connecting wing connects by bolt or screw with the chuck being connected with this connecting wing place pressing plate.
As preferably, two chucks mutually transfer, between two chucks, be provided with for making the mutual close push-pull configuration of part of clamping wires on two chucks, push-pull configuration comprise switching therein the pull bar on a chuck and be connected to pull bar and another chuck between spring, between pull bar and the chuck at its place, be provided with for making the location structure of the two relative positioning.
As preferably, location structure is the shank of switching on the chuck of pull bar place, pull bar is provided with clasp joint portion I, and shank is provided with clasp joint portion II, and shank is coordinated together with being hooked on and realized and make pull bar and pull bar place chuck relative positioning by clasp joint portion II and clasp joint portion I on pull bar.
As preferably, between two chucks, be provided with can stop two chucks mutually near and the retaining structure that can remove under external force blocked state.
As preferably, retaining structure comprises the switching connecting rod on a chuck and be located at the card-bit part on another chuck therein, connecting rod is overlapped on card-bit part, and connecting rod is provided with draw-in groove towards the one side of card-bit part, and connecting rod is stuck on card-bit part and is realized and stop two chucks mutually close by draw-in groove.
As preferably, connecting rod is provided with limit guide rail, is not provided with guide rod with the chuck of connecting rod switching, and guide rod stretches in limit guide rail.
As preferably, guide rod is card-bit part itself, and draw-in groove is arranged in the interior sidewall surface that is positioned at card-bit part top in limit guide rail.
As preferably, retaining structure comprises the step on the chuck being located at not with connecting rod switching, connecting rod is overlapped on step, and step is provided with card platform I or connecting rod and towards one end of step, is provided with card platform III or is provided with the card platform II for limiting rod rotational angle with the chuck of connecting rod switching towards one end of another chuck.
Beneficial effect:
A kind of earthing wire clip that the present invention adopts technique scheme to provide, by set up connecting wing on left wire clamp and/or right wire clamp, while meeting thick line footpath wire, can remove easily connecting wing on left wire clamp and/or right wire clamp to adapt to thicker wire, reduced repeated configuration, reduce Financial cost and equipment parking space, also reduced periodic test workload and the experimentation cost of grounding wire pole simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of center platen of the present invention;
Fig. 3 is the cutaway view at A-A place in Fig. 2;
Fig. 4 is the partial sectional view of clasp joint portion I when clasp joint portion II is not connected in the first retaining structure of the present invention;
Fig. 5 is partial sectional view when clasp joint portion I and clasp joint portion II interconnect in the first retaining structure of the present invention;
Fig. 6 is left view when clasp joint portion I and clasp joint portion II interconnect in the first retaining structure of the present invention;
Fig. 7 is the structural representation of the second retaining structure of the present invention;
Fig. 8 is the structural representation of the third retaining structure of the present invention;
Fig. 9 is the structural representation of the 4th kind of retaining structure of the present invention;
Figure 10 is the structural representation of the 5th kind of retaining structure of the present invention;
Figure 11 is the structural representation of the 6th kind of retaining structure of the present invention.
Embodiment
Earthing wire clip, the chuck 1 that comprises two clamping wires that cooperatively interact, in two chucks, have at least on a chuck 1 side towards another chuck 1 be provided with dismountable pressing plate, be illustrated in figure 1 each chuck 1 and be equipped with dismountable pressing plate towards a side of another chuck 1, by increase or remove pressing plate between two chucks, space capable of regulating between two chucks 1, can clamp the wire of different-diameter; Preferably between chuck 1 and pressing plate, by bolt or screw, be connected, as shown in Figures 2 and 3, preferably pressing plate comprises body 11 and is arranged on the connecting wing 111 on body 11, preferably body 11 and connecting wing 111 are structure as a whole, chuck 1 is connected by bolt or screw with the upper connecting wing 111 being located on this chuck 1, the wall that preferred body 11 deviates from connecting wing 111 1 sides on it is curved surface, curved surface coordinates with wire profile, making left pressing plate and wire is that face contacts, contact resistance is little, through-current capability is strong, can, by the reliable short circuit grounding of large electric current, guarantee the person, device security.
Two chucks 1 mutually transfer by bearing pin 6, the switching position of two chucks 1 can be top, two chuck 1 middle parts (referring to any part of chuck between two ends) or the top of a chuck and the middle part of another chuck of two chucks 1, and the switching position of certain two chucks 1 also can be other suitable positions.Between two chucks, be provided with the mutual close push-pull configuration of part (two chucks clamp the part contacting with wire after wire) for making clamping wires on two chucks.Push-pull configuration comprise switching therein the pull bar 3 on a chuck 1 and be connected to pull bar 3 and another chuck 1 between spring 2; Preferably on the chuck 1 at pull bar 3 places, be provided with axle I 71, pull bar 3 is provided with the through hole for axle I 71 is passed, and pull bar 3 is realized with this chuck and being transferred by being set in axle I 71; The chuck 1 being preferably connected with spring is provided with axle II 72, and spring 2 is by being articulated in axle II 72 and then being connected on this chuck; When two chuck 1 tops mutually transfer by bearing pin 6, spring 2 is positioned at the below at chuck switching position, the part that the collet segment of spring 2 belows is clamping wires; When two chuck 1 middle parts mutually transfer, spring 2 can be located at and between two chucks 1, be positioned at the switching position of two chucks 1 towards part one side of clamping wires, also can be located at the switching position that is positioned at two chucks 1 between two chucks 1 and deviate from part one side of clamping wires, now pull bar 3 drives another chucks near pull bar 3 place chucks by extension spring 2; When two chuck 1 middle parts mutually transfer, the switching position that spring 2 can also be connected to one of them chuck 1 deviates from the part of clamping wires and the switching position of another chuck 1 between the part of clamping wires, and now pull bar 3 drives another chucks near pull bar 3 place chucks by Compress Spring 2; When the top of a chuck and the middle part of another chuck mutually transfer, spring 2 can be connected to the switching position of two chucks towards part one side of two chuck clamping wires, and now pull bar 3 drives another chuck near pull bar 3 place chucks by extension spring 2; When the top of a chuck and the middle part of another chuck mutually transfer, spring 2 also can be connected to switching position to deviate between the chuck at top of a side and switching position of part of clamping wires at this switching position on the chuck at middle part, now pull bar 3 by Compress Spring 2 another chucks of drive near pull bar 3 place chucks.Between the chuck 1 at pull bar 3 and its place, be provided with for making the location structure of the two relative positioning; Location structure is the shank 5 of switching on pull bar 3 place chucks 1, preferably pull bar 3 place chucks are provided with axle V 74, shank 5 lower ends are provided with the through hole that axle V 74 is passed, shank 5 is realized switching on pull bar 3 place chucks by being set in axle V 74, pull bar 3 is provided with clasp joint portion I 31, shank 5 is provided with clasp joint portion II 51, and shank 5 is coordinated together with being hooked on and realized and make pull bar 3 and pull bar 3 place chuck 1 relative positionings by clasp joint portion II 51 and clasp joint portion I 31 on pull bar 3.
As shown in Figure 4 to 11, two chuck 1 tops mutually transfer by bearing pin 6, the chuck on the chuck 1(left side being connected with spring) below that is positioned at switching position in is provided with cavity and this cavity towards the chuck on another chuck 1(the right) a side opening, the chuck on chuck 1(that pull bar 3 is transferred the right) below that is positioned at switching position in is provided with cavity and this cavity runs through this chuck 1 towards chuck 1 one sides that are connected with spring and its offside, axle I 71 is arranged in the cavity of the chuck 1 that pull bar 3 transfers, transfer in axle I 71 in pull bar 3 middle parts, upper end is connected with one end (right-hand member) of spring 2, expose to the right outside this chuck 1 lower end, clasp joint portion I 31 is located at pull bar 3 and exposes the end in the part outside this chuck 1, axle II 72 is positioned at the chuck on the chuck 1(left side being connected with spring) cavity, the other end of spring 2 (left end) hangs in axle II 72, the part that the part that two chucks are positioned at spring 2 belows is clamping wires, axle V 74 is positioned at the chuck 1 that pull bar 3 is transferred, shank 5 lower ends stretch in the cavity of the chuck 1 that pull bar 3 transfers and switching in axle V 74, stretch out outside cavity upper end, clasp joint portion II 51 is located at shank 5 and extend out to the end in the outer part of this chuck 1.Axle I 71, axle V 74 are preferably bolt or the screw that the chuck 1 of transferring with pull bar 3 is threaded and passes the cavity of this chuck 1, and axle II 72 is preferably bolt or the screw that is threaded on the chuck 1 being connected with spring and passes the cavity of this chuck 1.
Between two chucks, be provided with can stop two chucks 1 mutually near and the retaining structure that can remove under external force blocked state.
Be a kind of structural representation of retaining structure in the present embodiment as shown in Figures 4 and 5, retaining structure comprises the switching connecting rod 4 of (on the chuck on the right) and be located at the card-bit part 12 of (on the chuck on the left side) on another chuck 1 on a chuck 1 therein, the chuck that preferably connecting rod 4 is transferred is provided with axle III 73, preferred axes III 73 is positioned at the cavity of this chuck, further preferred axes III 73 is screw or bolt that be threaded with this chuck and that run through this chuck inner chamber body, connecting rod 4 is provided with the hole that axle III 73 is passed, preferably hole is located at connecting rod 4 towards the end, chuck one end with its switching (being connecting rod 4 right-hand members shown in figure), connecting rod 4 is by being set in axle III 73 and then realizing switching on this chuck, card-bit part 12 is positioned at the cavity of its place chuck, further preferably card-bit part is screw or bolt that be threaded with this chuck and that run through this chuck upper cavity, connecting rod 4 other ends stretch in the cavity of card-bit part 12 place chucks and ride on card-bit part 12, connecting rod 4 is provided with draw-in groove 41 towards the one side of card-bit part 12, two chucks are in the process of being broken into two with one's hands, the relative card-bit part 12 of connecting rod 4 slides, when connecting rod 4 moves to draw-in groove 41 arrival card-bit part 12 place, draw-in groove 41 is stuck on card-bit part 12 and realizes and stop two chucks 1 mutually close, card-bit part 12 can be the also fixture block of projection of axis, card-bit part 12 is preferably axis.Connecting rod 4 is provided with limit guide rail 42, is not provided with guide rod with the chuck 1 of connecting rod 4 switchings, and guide rod stretches in limit guide rail 42; Limit guide rail 42 can be long guide groove or long through-hole, and preferably limit guide rail 42 is long through-hole, and guide rod is that card-bit part 12 is own, and draw-in groove 41 is arranged in the interior sidewall surface that is positioned at card-bit part 12 tops in limit guide rail 42.
On shank 5, be connected with draw ring 8, be connected with stay cord 9 on draw ring 8, chuck 1 bottom that pull bar 3 is transferred is fixedly connected with or is removably connected with action bars, is preferably and removably connects.
While hanging earth connection, first pull bar 3 is depressed pull bar 3 is made together with clasp joint portion I 31 is hooked on the clasp joint portion II 51 of shank 5, now spring 2 is in extended state, then breaking two chucks 1 to card-bit part 12 into two with one's hands snaps in draw-in groove 41, then with action bars, wire clamp is suspended on wire, now wire hangs between two chucks and with connecting rod and contacts, pull joystick, wire is by connecting rod jack-up, card-bit part 12 departs from draw-in groove 41, two chucks under the pulling force effect of spring by conductor clamping, hanging earthing conductor EO; While removing earth connection, pull stay cord 9, shank 5 rotates and makes clasp joint portion II 51 depart from clasp joint portion I 31, and now spring 2 is replied, lost pulling force, and two chucks unclamp, upwards wire is departed from top between two chucks action bars, dismounting ground wire EO when the wire of clamping minor diameter model, only need all be installed pressing plate, when the wire of clamping major diameter model on one or two chuck, only the pressing plate on one or two chuck need be pulled down, more convenient.
Be illustrated in figure 7 the second structural representation of retaining structure in the present embodiment, retaining structure is only for being located at draw-in groove on connecting rod 4 41 and being located at not the card-bit part 12 in the cavity with the chuck 1 of connecting rod 4 switchings, connecting rod 4 is overlapped on card-bit part 12, draw-in groove 41 is arranged on connecting rod 4 in the one side of card-bit part 12, and in the process of two chucks 1 being broken into two with one's hands by external force, card-bit part 12 is finally stuck in draw-in groove 41 places and realizes and stop two chucks 1 mutually close.Draw-in groove 41 is also replaceable for being located at the step on connecting rod 4.
The third structural representation that is illustrated in figure 8 retaining structure in the present embodiment, connecting rod 4 is provided with limit guide rail 42, is not provided with the chuck 1 of connecting rod 4 switchings the guide rod 75 stretching in limit guide rail 42.Limit guide rail 42 is long through-hole or long guide groove.Guide rod 75 can prevent that connecting rod 4 from departing from, and the aperture of long through-hole should be greater than the diameter of guide rod 75.
Be illustrated in figure 9 the 4th kind of structural representation of retaining structure in the present embodiment, retaining structure is the step 13 on the chuck 1 being located at not with connecting rod 4 switchings, connecting rod 4 is overlapped on step 13, step 13 is provided with card platform I 14 towards a side of another chuck, in the process of breaking into two with one's hands at two chucks 1, the end of connecting rod 4 departs from gradually step 13 and finally drops in card platform I 14, after connecting rod 4 drops in card platform I 14, unclamp two chucks, two chucks 1 make connecting rod 4 withstand on card platform I 14 places to realize and stop two chucks mutually close under spring action; With the external force top connecting rod 4 that makes progress, connecting rod 4 tops are mutually close under spring action from 14, two chucks of card platform I.
Be the 5th kind of structural representation of retaining structure in the present embodiment as shown in figure 10, retaining structure is the step 13 on the chuck 1 being located at not with connecting rod 4 switchings, connecting rod 4 is overlapped on step 13, and on the chuck 1 of connecting rod 4 switching, is positioned at connecting rod 4 belows and is provided with card platform II 15.In the process of breaking into two with one's hands at two chucks 1, the end of connecting rod 4 departs from step 13 and gradually to falling, owing to being positioned at connecting rod 4 belows on the chuck 1 with connecting rod 4 switchings, be provided with card platform II 15, connecting rod 4 rotational angles are restricted, final connecting rod 4 is stuck in card platform II 15 places, unclamp two chucks, two chucks 1 are realized and are stoped two chucks mutually close on the mutual close side wall surface that finally makes connecting rod 4 withstand on chuck 1 under spring action; With the external force top connecting rod 4 that makes progress, connecting rod 4 upwards turns to step 13 tops, and two chucks are mutually close under spring action.
Be the 6th kind of structural representation of retaining structure in the present embodiment as shown in figure 11, retaining structure is the step 13 on the chuck 1 being located at not with connecting rod 4 switchings and is arranged on the card platform III 16 on connecting rod 4, connecting rod 4 is overlapped on step 13, in the process of breaking into two with one's hands at two chucks 1, the end of connecting rod 4 departs from step 13 gradually, when to blocking platform III 16 while departing from step 13, unclamp two chucks 1, two chucks 1 are not mutually near until withstand on card platform III 16 places with the sidewall of the chuck of connecting rod 4 switchings under spring action, and two chucks are no longer mutually close; With the external force top connecting rod 4 that makes progress, connecting rod 4 upwards turns to card platform III 16 and departs from not the sidewall with the chuck of connecting rod 4 switchings, and two chucks are mutually close under spring action.
Claims (1)
1. earthing wire clip, comprise two chucks (1) that coordinate clamping wires, it is characterized in that: each chuck (1) is equipped with dismountable pressing plate towards a side of another chuck (1), described pressing plate comprises body (11) and is arranged on the connecting wing (111) on body (11), described connecting wing (111) connects by bolt or screw with the chuck (1) being connected with this connecting wing (111) place pressing plate, two chucks (1) mutually transfer, between two chucks, be provided with for making the mutual close push-pull configuration of part of clamping wires on two chucks, described push-pull configuration comprise switching therein the pull bar (3) on a chuck (1) and be connected to pull bar (3) and another chuck (1) between spring (2), between the chuck (1) at described pull bar (3) and its place, be provided with for making the location structure of the two relative positioning, described location structure is the shank (5) of switching on pull bar (3) place chuck (1), described pull bar (3) is provided with clasp joint portion I (31), described shank (5) is provided with clasp joint portion II (51), described shank (5) is coordinated together with being hooked on and is realized and make pull bar (3) and pull bar (3) place chuck (1) relative positioning by clasp joint portion II (51) and clasp joint portion I (31) on pull bar (3), between two chucks, be provided with can stop two chucks (1) mutually near and the retaining structure that can remove under external force blocked state, described retaining structure comprises the step (13) on the chuck (1) being located at not with connecting rod (4) switching, described connecting rod (4) is overlapped on step (13), be provided with the card platform II (15) for limiting rod (4) rotational angle with the chuck (1) of connecting rod (4) switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310342711.2A CN103457052B (en) | 2013-08-08 | 2013-08-08 | Grounding wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310342711.2A CN103457052B (en) | 2013-08-08 | 2013-08-08 | Grounding wire clamp |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410414938.8A Division CN104253318A (en) | 2013-08-08 | 2013-08-08 | Wire clamp for ground wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103457052A CN103457052A (en) | 2013-12-18 |
| CN103457052B true CN103457052B (en) | 2014-12-03 |
Family
ID=49739176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310342711.2A Active CN103457052B (en) | 2013-08-08 | 2013-08-08 | Grounding wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103457052B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104037508A (en) * | 2014-06-11 | 2014-09-10 | 赵志军 | Clamp for throwing type grounding wire |
| CN104124541B (en) * | 2014-06-28 | 2016-06-15 | 国家电网公司 | Transformer station 10kV rectangular bus bar earth lead hitch |
| CN104283019B (en) * | 2014-10-30 | 2016-06-29 | 国家电网公司 | Ramp |
| CN104332732B (en) * | 2014-11-24 | 2017-01-11 | 国家电网公司 | Ground wire device for vertical high-voltage lead |
| CN107768857B (en) * | 2017-09-15 | 2024-07-16 | 武汉里得电力科技股份有限公司 | L-shaped self-locking anti-drop grounding wire clamp |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3447993A1 (en) * | 1984-04-03 | 1986-01-09 | Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart | Earthing device |
| US5556299A (en) * | 1995-03-23 | 1996-09-17 | Houston Industries Incorporated | Self-latching clamp for power lines |
| CN201234102Y (en) * | 2008-06-27 | 2009-05-06 | 谢文侠 | Fixed conductive wire clip for needle type porcelain insulator |
| CN201812956U (en) * | 2010-06-28 | 2011-04-27 | 河南省电力公司平顶山供电公司 | Portable grounding wire clip for line repair |
| CN201868581U (en) * | 2010-10-16 | 2011-06-15 | 东北电网有限公司锦州超高压局 | Grounding wire clip |
| CN102882027A (en) * | 2012-07-31 | 2013-01-16 | 辽宁省电力有限公司鞍山供电公司 | Temporary earthing clamp device |
| CN203367529U (en) * | 2013-08-08 | 2013-12-25 | 国家电网公司 | Grounding wire clamp |
-
2013
- 2013-08-08 CN CN201310342711.2A patent/CN103457052B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3447993A1 (en) * | 1984-04-03 | 1986-01-09 | Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart | Earthing device |
| US5556299A (en) * | 1995-03-23 | 1996-09-17 | Houston Industries Incorporated | Self-latching clamp for power lines |
| CN201234102Y (en) * | 2008-06-27 | 2009-05-06 | 谢文侠 | Fixed conductive wire clip for needle type porcelain insulator |
| CN201812956U (en) * | 2010-06-28 | 2011-04-27 | 河南省电力公司平顶山供电公司 | Portable grounding wire clip for line repair |
| CN201868581U (en) * | 2010-10-16 | 2011-06-15 | 东北电网有限公司锦州超高压局 | Grounding wire clip |
| CN102882027A (en) * | 2012-07-31 | 2013-01-16 | 辽宁省电力有限公司鞍山供电公司 | Temporary earthing clamp device |
| CN203367529U (en) * | 2013-08-08 | 2013-12-25 | 国家电网公司 | Grounding wire clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103457052A (en) | 2013-12-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103457052B (en) | Grounding wire clamp | |
| CN103457214B (en) | Earth potential working non-bearing connecting clip | |
| CN203367529U (en) | Grounding wire clamp | |
| CN104882825B (en) | Electrification in high voltage breaking and connecting thread guide devices and lead method | |
| CN108539494B (en) | Plug connector for detecting high-voltage system of electric vehicle and using method thereof | |
| CN208174144U (en) | A kind of hydraulic connecting rod live wire suspension joint | |
| CN203351785U (en) | Ground wire operating device | |
| CN104485530A (en) | Mechanical ground wire connecting operation platform | |
| CN204216250U (en) | Mechanization earth connection operating platform | |
| CN103368110A (en) | Electric mounting and dismounting construction method for non-bearing-force connection wire clamp | |
| CN204257853U (en) | Auto-articulated earthing clamp | |
| CN211655450U (en) | Intelligent maintenance-free direct-current power supply screen | |
| CN203643482U (en) | High-altitude wiring pliers | |
| CN106299764B (en) | A kind of wired earth wire clamp with double hanging wire modes | |
| CN205539162U (en) | Telescopic electric installation of testing of 10kV power transmission line | |
| CN209948531U (en) | Equipotential robot for live replacement of suspension insulator string | |
| CN204481155U (en) | The charged downlead component of overhead transmission line big current and operating mechanism thereof | |
| CN204424476U (en) | A kind of earth connection | |
| CN203902839U (en) | Electrified foreign object clearing unmanned aerial vehicle | |
| CN203367879U (en) | Insulating operating rod of earth potential working non-bearing-force connection wire clamp | |
| CN205204677U (en) | Special lifting device of circuit breaker | |
| CN213026555U (en) | Contact net safety measure operation earthing device | |
| CN203367920U (en) | Earth potential working non-bearing-force connection wire clamp | |
| CN104253318A (en) | Wire clamp for ground wire | |
| CN210692985U (en) | Grounding wire assembling and disassembling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |