CN104253323B - A kind of earth lead operation device - Google Patents
A kind of earth lead operation device Download PDFInfo
- Publication number
- CN104253323B CN104253323B CN201410415051.0A CN201410415051A CN104253323B CN 104253323 B CN104253323 B CN 104253323B CN 201410415051 A CN201410415051 A CN 201410415051A CN 104253323 B CN104253323 B CN 104253323B
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- sleeve pipe
- chuck
- loop bar
- wire clamp
- chucks
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- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000004807 localization Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The invention provides a kind of earth lead operation device, it is mainly used in power system and mounts and dismantle earth lead, including wire clamp and grounding wire pole, wire clamp and grounding wire pole are for removably connecting, wire clamp includes two chucks mutuallyyed transfer, the spring that the part for making to clamp wire on two chucks is close to each other it is provided with between two chucks, on one of them chuck, switching has pull bar, spring one end is connected on pull bar, the other end is connected with another chuck, location structure I it is provided with between pull bar and the chuck at its place, it is provided with retaining structure between two chucks, grounding wire pole includes sleeve pipe and loop bar, loop bar top is provided with grip structure, location structure II it is provided with between sleeve pipe and loop bar, location structure II includes the hole slot structure being located on loop bar and the card-bit part being located on sleeve pipe.The wire clamp of the present invention and grounding wire pole are for removably connecting, and wire clamp and grounding wire pole are rational in infrastructure, install, dismantle more convenient.
Description
Present patent application be invention and created name be the division Shen of the patent of invention of " earth lead operation device "
Please, the filing date of original application on August 8th, 2013, Application No. 2013103439603.
Technical field
The present invention relates to power system mount, dismantles earth lead field, be specifically related to a kind of earth lead operation
Device.
Background technology
Existing mounting, the lead-type earthing wire clip of dismounting earth lead mostly are fixed installation with grounding wire pole,
Non-dismountable, access is inconvenient and needs bigger parking space.
Summary of the invention
The technical problem to be solved is to provide a kind of earth lead operation device, wire clamp and earth lead
Bar for removably connecting, install, dismantle more convenient.
For solving above-mentioned existing technical problem, the present invention uses following scheme: a kind of earth lead operates device,
Including the wire clamp for clamping wire and the grounding wire pole that is connected with wire clamp, wire clamp and grounding wire pole are detachable
Connecting, wire clamp includes two chucks mutuallyyed transfer, and is provided with for making folder on two chucks between two chucks
Holding the spring that the part of wire is close to each other, on one of them chuck, switching has pull bar, spring one end to be connected to
On pull bar, the other end be connected with another chuck, be provided with between pull bar and the chuck at its place for making the two
The location structure I of relative localization, is provided with between two chucks and two chucks can be stoped close to each other and outside
The retaining structure of blocked state can be released under power effect.
As preferably, location structure I is switching shank on the chuck of pull bar place, and pull bar is provided with clasp joint
Portion I, shank is provided with clasp joint portion II, and shank coordinates hooking by clasp joint portion II with the clasp joint portion I on pull bar
Realize making pull bar and pull bar place chuck relative localization together.
As preferably, retaining structure includes transferring the connecting rod on a chuck wherein and be located at another chuck
On card-bit part, described connecting rod rides on card-bit part, and described connecting rod is provided with draw-in groove towards the one side of card-bit part,
Described connecting rod is stuck on card-bit part realization by draw-in groove and stops two chucks close to each other.
As preferably, in grounding wire pole includes sleeve pipe and is set in sleeve pipe and can move along the axial reciprocating of sleeve pipe
Loop bar, loop bar top is provided with the grip structure for grasping wire clamp, and loop bar moves along the axial reciprocating of sleeve pipe
Time grip structure can leave or enter sleeve pipe therewith, grip structure enters during sleeve pipe gradually that sleeve is about
Restraint close to wire clamp and the most at last wire clamp grip.
As preferably, grip structure includes the cup being located at loop bar top and the corpus unguis being flexibly connected with cup,
Cup hollow and open top, cup sidewalls is provided with through hole, and corpus unguis one end transfers in the through hole of cup, another
One end enters during sleeve pipe the constraint of corpus unguis sleeve at cup and draws close to wire clamp via through hole and realize cup
Internal wire clamp grips.
As preferably, between sleeve pipe and loop bar, it is provided with the behaviour for driving loop bar to move along the axial reciprocating of sleeve pipe
Making structure, operation structure includes the elongated hole I being located on sleeve side walls and is located on loop bar and wears from elongated hole I
The action bars gone out.
As preferably, it is provided with between sleeve pipe and loop bar for making the location knot interfixed between sleeve pipe and loop bar
Structure II, location structure II includes the hole slot structure being located on loop bar and the card-bit part being located on sleeve pipe, card-bit part
Hole slot structure makes interfix between sleeve pipe and loop bar by snapping in.
As preferably, hole slot structure includes the elongated hole being located on loop bar and is positioned in elongated hole with being located on loop bar
Side and the gross porosity that connects with elongated hole, card-bit part includes the thin axle that is located in elongated hole and thick with what thin axle was connected
Axle, the thick aperture axis aperture less than or equal to gross porosity and the aperture more than elongated hole, thick axle penetrates from sleeve outer wall
In sleeve pipe, thin axle is connected in the part in thick axle threading.
As preferably, thin axle passes sleeve pipe away from one end of thick axle, and sleeve outer wall is provided with and covers on thick axle and expose
Cover body in the part of sleeve pipe, is provided with between cover body and thick axle and has the spring I that thick axle is lifted off cover body trend.
As preferably, it is provided with between sleeve pipe and loop bar and there is the spring II that loop bar is lifted off sleeve pipe trend.
Beneficial effect:
The present invention uses a kind of earth lead operation device that technique scheme provides, and wire clamp and grounding wire pole are
Removably connect, install, dismantle more convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of wire clamp in the present invention；
Fig. 3 is the structural representation of left chuck in the present invention；
Fig. 4 is the sectional view in Fig. 3 at A-A；
Partial sectional view when Fig. 5 is that in the present invention, clasp joint portion I and clasp joint portion II are not connected with；
Partial sectional view when Fig. 6 is that in the present invention, clasp joint portion I and clasp joint portion II are connected with each other；
Left view when Fig. 7 is that in the present invention, clasp joint portion I and clasp joint portion II are connected with each other；
Fig. 8 is the sectional view of the present invention；
Fig. 9 is the partial structurtes schematic diagram of the present invention.
Detailed description of the invention
As shown in Figure 1 to 9, a kind of earth lead operation device, including wire clamp and and line for clamping wire
The grounding wire pole that folder connects, wire clamp and grounding wire pole are for removably connecting, and wire clamp includes that two mutually transfer
Chuck 1, is provided with part (i.e. two grips for making to clamp on two chucks wire between two chucks
Live after wire with the position of conductive contact) spring 2 close to each other, on one of them chuck 1, switching has pull bar
3, spring 2 one end is connected on pull bar 3, the other end is connected with another chuck 1, pull bar 3 and its place
Chuck 1 between be provided with the location structure I for making the two relative localization, be provided with and can hinder between two chucks
Only two chucks 1 are close to each other and can release the retaining structure of blocked state under external force.
Preferred orientation structure I is switching shank 5 on pull bar 3 place chuck 1, and 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 by clasp joint portion II 51 and the clasp joint on pull bar 3
Portion I 31 cooperation is hooked on and realizes together making pull bar 3 and pull bar 3 place chuck 1 relative localization.
Preferably retaining structure includes transferring the connecting rod 4 on a chuck 1 wherein and be located at another chuck 1
On card-bit part 12, described connecting rod 4 rides on card-bit part 12, and described connecting rod 4 is towards the one of card-bit part 12
Face is provided with draw-in groove 41, and described connecting rod 4 is stuck on card-bit part 12 realization by draw-in groove 41 and stops two chucks
1 is close to each other.Connecting rod 4 is provided with limit guide rail 42, and card-bit part 12 is positioned in limit guide rail 42, draw-in groove
In 41 interior sidewall surface being arranged on limit guide rail 42, preferably card-bit part 12 is axis, and limit guide rail 42 is permissible
For long guide groove or long through-hole.
Two chuck 1 tops are mutuallyyed transfer by bearing pin 6, at least court on a chuck 1 in two chucks
Be provided with dismountable pressing plate to the side of another chuck 1, the most each chuck 1 is towards another chuck 1
Side be equipped with dismountable pressing plate, by increasing between two chucks or removing pressing plate, two chucks 1
Between space adjustable, the wire of different-diameter can be clamped, preferably pass through bolt between chuck 1 and pressing plate
Or screw connects, preferably pressing plate includes body 11 and the connection wing 111 being arranged on body 11, preferably body
11 are structure as a whole with connecting the wing 111, and chuck 1 and the upper connection wing 111 being located on this chuck 1 pass through
Bolt or screw connect, and preferably body 11 deviates from and connects the wall of the wing 111 side it on is curved surface, curved surface and
Wire contoured fit so that left pressing plate is that face contacts with wire, and contact resistance is little, through-current capability is strong, can be by
The big reliable short circuit grounding of electric current, it is ensured that the person, equipment safety.
In the present embodiment, the chuck 1 that pull bar 3 is transferred is provided with axle I 71, pull bar 3 be provided with for
Making the through hole that axle I 71 passes, pull bar 3 is transferred with this chuck by being set on axle I 71 realization；With spring
The chuck 1 connected is provided with axle II 72, and spring 2 is hooked on axle II 72；Pull bar 3 place chuck is provided with
Axle V 74, shank 5 lower end is provided with the through hole making axle V 74 pass, and shank 5 is real by being set on axle V 74
Now transferring on the chuck of pull bar 3 place, the chuck that connecting rod 4 is transferred is provided with axle III 73, connecting rod 4 one end
Being provided with the hole making axle III 73 pass, connecting rod 4 is by being set on axle III 73 realization switching on this chuck.Two
It is equipped with cavity on individual chuck 1, runs through this chuck 1 towards separately with the cavity on the chuck 1 of pull bar 3 switching
The side of one chuck 1 and offside thereof, the cavity hatch of another chuck 1 is towards the chuck 1 transferred with pull bar 3
Side, axle I 71, axle II 72, axle III 73, axle V 74 and card-bit part be preferably and respective place chuck
Threaded and run through the screw of cavity or the bolt of respective place chuck, transfer in the middle part of pull bar 3 in its institute
In axle I 71 part in the cavity of chuck 1, upper end is connected with spring 2, lower end is exposed outside this chuck 1,
Clasp joint portion I 31 is located at pull bar 3 and exposes the end in the part outside this chuck 1, and the switching of shank 5 lower end is being drawn
In the cavity of the chuck 1 that bar 3 is transferred, upper end extend out to outside this chuck 1, clasp joint portion II 51 is located at shank
5 extend out to the end on this chuck 1 outer portion, and the switching of connecting rod 4 right-hand member is at the cavity of its chuck 1 transferred
In, left end stretch in the cavity of another chuck 1, limit guide rail 42 is long through-hole, and card-bit part 12 is for running through
The axis of long through-hole, draw-in groove 41 is positioned in being located at limit guide rail 42 on the roof of limit guide rail 42, shank 5
Upper connection has draw ring 76, and draw ring 76 is connected with stay cord 77.
Grounding wire pole includes sleeve pipe and is socketed in the loop bar 9 that sleeve pipe is interior and can move along the axial reciprocating of sleeve pipe, excellent
Sleeve pipe is selected to be socketed to form the most successively by end pipe 83, connecting tube I 85, upper pipe 84 and push pipe 86, the end
The bottom of pipe 83 is provided with rubber handle, and preferably loop bar 9 is formed by some sections of connector bar docking, dismounts, deposits
Putting more convenient, loop bar 9 top is provided with the grip structure for grasping wire clamp, axial along sleeve pipe of loop bar 9
When moving back and forth, grip structure can leave or enter sleeve pipe therewith, during grip structure entrance sleeve pipe gradually
Sleeve constraint close to wire clamp and the most at last wire clamp grip.
Preferably grip structure includes the cup 92 being located at loop bar 9 top and the corpus unguis being flexibly connected with cup 92
91, cup 92 hollow and open top, cup 92 sidewall is provided with through hole 921, and the switching of corpus unguis 91 one end exists
At the through hole 921 of cup 92, when grasping wire clamp, a chuck (chuck on the right) of wire clamp is placed in cup
In 92, the other end of corpus unguis 91 corpus unguis 91 sleeve during cup 92 enters sleeve pipe retrains via logical
Hole is drawn close to wire clamp and is gripped with the collet segment realized in cup 92, and preferably corpus unguis 91 is 4,4
Corpus unguis 91 is distributed on cup 92, and preferably corpus unguis 91 is provided with towards the side of wire clamp to one end that wire clamp is drawn close
Protruding 911, during grip structure enters sleeve pipe, the constraint of corpus unguis 91 sleeve is drawn close to wire clamp and is compared energy
Enough jails of supporting are on wire clamp, further preferably, wire clamp be provided with the chuck making the projection 911 of corpus unguis 91 snap in or
Draw-in groove 101, so after wire clamp is gripped by grip structure, wire clamp is difficult to come off from grip structure.
The operation structure for driving loop bar 9 to move it is provided with along the axial reciprocating of sleeve pipe between sleeve pipe and loop bar 9,
Elongated hole I 81 that operation structure includes being located on sleeve side walls and be located on loop bar 9 and pass from elongated hole I
Action bars 93, during pull joystick 93, action bars 93 drives loop bar 9 to move along the axial reciprocating of sleeve pipe.Excellent
Elongated hole I is selected to be located in connecting tube I 85, preferably the length direction of elongated hole I and the axial direction of connecting tube I 85
Unanimously.It is fixed with fixing bar 87 on sleeve outer wall, during pull joystick 93, holds fixing bar 87 and operation
Bar 93 is then firmly.Preferred operations bar 93 is threadeded with loop bar 9.
It is provided with for making the location structure II interfixed between sleeve pipe and loop bar 9 between sleeve pipe and loop bar 9,
Location structure II includes the hole slot structure being located on loop bar 9 and the card-bit part being located on sleeve pipe, and card-bit part passes through
Snap in and hole slot structure makes interfix between sleeve pipe and loop bar 9.Hole slot structure includes being located on loop bar 9
Elongated hole 94 is positioned at, with being located on loop bar 9, the gross porosity 95 connected above elongated hole 94 and with elongated hole 94, card
Position part includes the thin axle 97 being located in elongated hole 94 and the thick axle 96 being connected with thin axle 97, thick axle 96 aperture
Aperture less than or equal to gross porosity 95 and the aperture more than elongated hole 94, thick axle 96 is from sleeve outer wall threading
In, thin axle 97 is connected in the part in thick axle 96 threading.Thin axle 97 is away from one end of thick axle 96
Passing sleeve pipe, sleeve outer wall is provided with and covers on the cover body 98 that thick axle 96 exposes in the part of sleeve pipe, cover body 98
And be provided with between thick axle 96 there is the spring I 99 that thick axle 96 is lifted off cover body 98 trend.Thin axle exposes sleeve pipe
One end be provided with nut 971.It is provided with between sleeve pipe and loop bar 9 and there is the spring that loop bar 9 is lifted off sleeve pipe trend
Ⅱ82.Sleeve pipe is provided with neck part 88, and neck part 88 is located on push pipe 86, and push pipe 86 is positioned at neck part
88 above section profiles are consistent with cup 92, and spring II 82 is set on loop bar 9 and lower end is against neck part
Upper end, upper end are against bottom cup 92, loop bar 9 are positioned at below neck part 88 the gear effect that has been provided with
Nut 90.
Before use, the cup 92 of grounding wire pole is exposed to outside push pipe 86 under spring II 82 acts on this structure；
When hanging earth lead, first pull bar 3 is made to make the clasp joint portion II 51 in clasp joint portion I 31 and shank 5 pull bar 3 pressure
Being hooked on together, now spring 2 is in extended state, then breaks two chuck 1 to card-bit parts 12 into two with one's hands and snaps in
In draw-in groove 41, then the bottom 10 of one chuck of wire clamp is stretched in cup 92, the bottom 10 of this chuck
Being provided with chuck or draw-in groove 101, pull joystick 93 is close to fixing bar 87, and cup 92 is downwardly into push pipe
In 86, during cup 92 enters in push pipe 86, corpus unguis 91 is retrained rotation through cup by push pipe 86
In the through hole 921 of 92 sidewalls enters cup 92 and finally it is stuck in chuck or the draw-in groove 101 of the bottom 10 of chuck
Place, now chuck is clamped, and wire clamp is fixed on action bars, and now the gross porosity 95 on loop bar 9 is just located
In the axial direction of thick axle 96, thick axle 96 is headed into and makes sleeve pipe and loop bar 9 the most solid in gross porosity 95 by spring I 99
Fixed；Then being suspended on wire by wire clamp with grounding wire pole, now wire hangs between two chucks and and connecting rod
Contact, pulls grounding wire pole, and wire is by connecting rod jack-up, and card-bit part 12 departs from draw-in groove 41, and two chucks are at bullet
By conductor clamping under the pulling force effect of spring, hanging earthing conductor operation terminates；When removing earth lead, pull stay cord 77,
Shank 5 rotates down and makes clasp joint portion II 51 depart from clasp joint portion I 31, and now spring 2 is replied, two chuck pines
Opening, upwards lifted by grounding wire pole and make wire depart between two chucks, dismounting ground wire operation terminates, will
When needs unload drop wire clip, press one end that thin axle 97 exposes sleeve pipe and make thick axle 96 exit gross porosity 95, cup
92 move upward under spring II 82 acts on is exposed to outside push pipe 86, and corpus unguis 91 unclamps wire clamp.
In this structure, when clamping the wire of minor diameter model, only need to be respectively mounted on one or two chuck
Pressing plate, when clamping the wire of major diameter model, only the pressing plate on one or two chuck need to be pulled down, than
More convenient.
Claims (4)
- null1. an earth lead operation device，Including the wire clamp for clamping wire and the grounding wire pole that is connected with wire clamp，Described wire clamp and grounding wire pole are for removably connecting，It is characterized in that: described wire clamp includes two chucks mutuallyyed transfer (1)，The spring (2) that the part for making to clamp wire on two chucks is close to each other it is provided with between two chucks，The upper switching of one of them chuck (1) has pull bar (3)，Described spring (2) one end is connected on pull bar (3)、The other end is connected with another chuck (1)，The location structure I for making the two relative localization it is provided with between the chuck (1) at described pull bar (3) and its place，It is provided with between two chucks and two chucks (1) can be stoped close to each other and the retaining structure of blocked state can be released under external force，Described grounding wire pole includes sleeve pipe and is set in the loop bar (9) that sleeve pipe is interior and can move along the axial reciprocating of sleeve pipe，Described loop bar (9) top is provided with the grip structure for grasping wire clamp，Described loop bar (9) along the axial reciprocating of sleeve pipe move time grip structure can leave therewith or enter sleeve pipe，Described grip structure enter during sleeve pipe gradually sleeve constraint close to wire clamp and the most at last wire clamp grip，It is provided with between described sleeve pipe and loop bar (9) for making the location structure II interfixed between sleeve pipe and loop bar (9)，Described location structure II includes the hole slot structure being located on loop bar (9) and the card-bit part being located on sleeve pipe，Described card-bit part makes in hole slot structure to interfix between sleeve pipe and loop bar (9) by snapping in，Described location structure I is switching shank (5) 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) by clasp joint portion II (51) coordinate be hooked on the clasp joint portion I (31) on pull bar (3) together with realization make pull bar (3) and pull bar (3) place chuck (1) relative localization；Described retaining structure includes transferring the connecting rod (4) on a chuck (1) wherein and the card-bit part (12) that is located on another chuck (1), described connecting rod (4) rides on card-bit part (12), described connecting rod (4) is provided with draw-in groove (41) towards the one side of card-bit part (12), and described connecting rod (4) is stuck in upper realization of card-bit part (12) by draw-in groove (41) and stops two chucks (1) close to each other.
- A kind of earth lead operation device the most according to claim 1, it is characterized in that: cup (92) that described grip structure includes being located at loop bar (9) top and the corpus unguis (91) being flexibly connected with cup (92), described cup (92) hollow and open top, described cup (92) sidewall is provided with through hole (921), the switching of described corpus unguis (91) one end is at through hole (921) place of cup (92), the other end enters during sleeve pipe the constraint of corpus unguis (91) sleeve at cup (92) and draws close to wire clamp via through hole and grip with the wire clamp realized in cup (92).
- A kind of earth lead operation device the most according to claim 1, it is characterized in that: described hole slot structure includes the elongated hole (94) being located on loop bar (9) and is located on loop bar (9) gross porosity (95) being positioned at elongated hole (94) top and connecting with elongated hole (94), described card-bit part includes the thin axle (97) being located in elongated hole (94) and the thick axle (96) being connected with thin axle (97), the aperture less than or equal to gross porosity (95), described thick axle (96) aperture and the aperture more than elongated hole (94), described thick axle (96) is in sleeve outer wall threading, described thin axle (97) is connected in the part in thick axle (96) threading.
- A kind of earth lead operation device the most according to claim 3, it is characterized in that: described thin axle (97) passes sleeve pipe away from one end of thick axle (96), described sleeve outer wall is provided with and covers on the cover body (98) that thick axle (96) exposes in the part of sleeve pipe, is provided with and has the spring I (99) that thick axle (96) is lifted off cover body (98) trend between described cover body (98) and thick axle (96).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415051.0A CN104253323B (en) | 2013-08-08 | 2013-08-08 | A kind of earth lead operation device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410415051.0A CN104253323B (en) | 2013-08-08 | 2013-08-08 | A kind of earth lead operation device |
| CN201310343960.3A CN103441349B (en) | 2013-08-08 | 2013-08-08 | Operating device for grounding wire |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310343960.3A Division CN103441349B (en) | 2013-08-08 | 2013-08-08 | Operating device for grounding wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104253323A CN104253323A (en) | 2014-12-31 |
| CN104253323B true CN104253323B (en) | 2016-08-17 |
Family
ID=52188005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410415051.0A Active CN104253323B (en) | 2013-08-08 | 2013-08-08 | A kind of earth lead operation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104253323B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111585069A (en) * | 2020-05-29 | 2020-08-25 | 广船国际有限公司 | Boats and ships earth connection connecting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850490A (en) * | 1973-10-25 | 1974-11-26 | Protectoseal Co | Grounding clamping lever |
| WO1997017740A1 (en) * | 1995-11-09 | 1997-05-15 | Ragnar Stålskog AB | Clamping device |
| WO1998045895A1 (en) * | 1997-04-09 | 1998-10-15 | Ets Frenehard Et Michaux | Direct boring ground rod, process for its manufacture, and self-locking lug for connecting notably this rod to an electrical conductor |
| CN201611697U (en) * | 2010-03-19 | 2010-10-20 | 智勇军 | Electric earth wire operating rod |
| 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 |
| CN201853828U (en) * | 2010-09-30 | 2011-06-01 | 山东电力集团公司东营供电公司 | Vertically grounding device for lead in GIS (gas insulated switchgear) bushing |
| CN201910499U (en) * | 2011-01-05 | 2011-07-27 | 山东电力集团公司超高压公司 | Special telescopic insulation grounding rod for ultrahigh voltage transmission lines |
| CN202906345U (en) * | 2012-10-19 | 2013-04-24 | 沧州供电公司 | Electric power system safety ground wire device |
| CN203351785U (en) * | 2013-08-08 | 2013-12-18 | 国家电网公司 | Ground wire operating device |
-
2013
- 2013-08-08 CN CN201410415051.0A patent/CN104253323B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850490A (en) * | 1973-10-25 | 1974-11-26 | Protectoseal Co | Grounding clamping lever |
| WO1997017740A1 (en) * | 1995-11-09 | 1997-05-15 | Ragnar Stålskog AB | Clamping device |
| WO1998045895A1 (en) * | 1997-04-09 | 1998-10-15 | Ets Frenehard Et Michaux | Direct boring ground rod, process for its manufacture, and self-locking lug for connecting notably this rod to an electrical conductor |
| CN201611697U (en) * | 2010-03-19 | 2010-10-20 | 智勇军 | Electric earth wire operating rod |
| 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 |
| CN201853828U (en) * | 2010-09-30 | 2011-06-01 | 山东电力集团公司东营供电公司 | Vertically grounding device for lead in GIS (gas insulated switchgear) bushing |
| CN201910499U (en) * | 2011-01-05 | 2011-07-27 | 山东电力集团公司超高压公司 | Special telescopic insulation grounding rod for ultrahigh voltage transmission lines |
| CN202906345U (en) * | 2012-10-19 | 2013-04-24 | 沧州供电公司 | Electric power system safety ground wire device |
| CN203351785U (en) * | 2013-08-08 | 2013-12-18 | 国家电网公司 | Ground wire operating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104253323A (en) | 2014-12-31 |
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