CN208923393U - Controllable type run-resistant high-voltage electric power circuit grounding wire device - Google Patents
Controllable type run-resistant high-voltage electric power circuit grounding wire device Download PDFInfo
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- CN208923393U CN208923393U CN201821751884.4U CN201821751884U CN208923393U CN 208923393 U CN208923393 U CN 208923393U CN 201821751884 U CN201821751884 U CN 201821751884U CN 208923393 U CN208923393 U CN 208923393U
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Abstract
The utility model provides controllable type run-resistant high-voltage electric power circuit grounding wire device, is related to high pressure repair apparatus technical field.The grounding wire device includes angle steel fixing seat, clamping device, earth lead and insulating cord.Clamping device includes hook, is equipped with left clamping external member and right clamping external member on hook；Left clamping external member is identical with the right structure for clamping external member, the two left and right is opposite and is symmetricly set on hook, the left external member and the right interior clamping jaw clamped in external member of clamping can be opened and be closed up with relative synchronization, the space for accommodating conducting wire is formed when two interior jaws closes with lower holder or hook, outer clamping jaw limits the rotational freedom in one direction by outer clamping jaw limited block, it can only one-directionally rotate, to prevent external wire from deviating from.When the device of the utility model clamps conducting wire, firm grip is reliable, has conducting wire anti-drop function, adapts to the conducting wire for clamping different line footpaths, and tears open and hang conducting wire precisely, conveniently, improves the convenience of high altitude operation.
Description
[technical field]
The utility model relates to super-pressure repair apparatus technical fields, and in particular to controllable type run-resistant high-voltage electric power circuit
Grounding wire device.
[background technique]
When carrying out the operation of transmission line of electricity interruption maintenance, assemble and disassemble the technical measures that ground line is guarantee safety.It is domestic at present
The short-circuit grounding wire wire clamp that the ac and dc circuit of 10kV above uses is mostly impacting type and tongue type compression type wire clamp, because
The wire clamp intrinsic structural, principle defect, there are wire clamp and conducting wire may contact it is insecure, hit or pullled easy to fall off
Security risk.In addition, according to " about executing, ground line, personal safety wire are practical and management is replenished regulations for Southern Power Grid Company
Notice ", ground line or personal safety wire must use bolt matable or other wire clamps with latch functions pattern, and hit
Hit formula duckbilled shaped cable clamp, tongue type compression type wire clamp was stopped using comprehensively before on December 31st, 2017.One kind is urgently studied at present
The universal conductor earthing device of ultra-high-tension power transmission line, meets the needs of safety in production.
The Chinese utility model patent of Publication No. CN207490130U discloses a kind of extra high voltage network versatility
Wired earth line apparatus, the hook including the angle steel fixing seat that can be articulated on peripheral hardware angle steel and for fixing conducting wire, the two
Between pass through lanyard connect；The hook includes hanger bulk, and half pawl of the first clamping and the are equipped in the hanger bulk
Two half pawls of clamping, first half pawl of clamping and the second half pawl of clamping opposite under the drive of the drive can be opened or be closed
Hold together, the first half pawl of clamping and second clamps after half pawl closes up between the two with conducting wire accommodating space.The device passes through spring
Elasticity adjusts the size of conducting wire accommodating space, thus make the distance between two and half pawls can be carried out according to the thickness of ground line from
It adapts to adjust, due to unclosed between two and half pawls, under external force, when spring stress, conducting wire still has the risk to fall off.Cause
This, requires further improvement, and keeps grounding wire device more safe and reliable.
[utility model content]
The goal of the invention of the utility model is: in view of the above problems, providing controllable type run-resistant high-tension electricity
Line-to-ground line apparatus, when the device of the utility model clamps grounded-line, using be simple and convenient to operate, firm grip, and be arranged
Limiting device will not fall off conducting wire, increase the safety that earthing or grounding means uses.
To achieve the goals above, the technical solution adopted in the utility model is as follows:
Controllable type run-resistant high-voltage electric power circuit grounding wire device, including the angle steel for being articulated on high voltage iron tower angle steel
Fixing seat, the clamping device for fixing conducting wire, both ends are separately connected the ground connection of the angle steel fixing seat and the clamping device
Conducting wire and one end connect the insulating cord of the clamping device:
The clamping device includes hook, is equipped with left clamping external member and right clamping external member on the hook；The left folder
Fixed part is identical with the right structure for clamping external member, the two left and right is opposite and is symmetricly set on the hook；
It is described it is left clamp external member and it is right clamp external member include: be sequentially arranged in from top to bottom hook on outer clamping jaw,
Shift fork, interior clamping jaw, interior clamping jaw tension spring, and including unlocking gear；The outer clamping jaw is fixed on hook top, outer clip by shaft
The front end of pawl is outer forced section, and the rear end end of outer clamping jaw is gear-like rear end, and the side of outer clamping jaw is equipped with lug boss；It is described
The middle part for unlocking gear is fixed on hook top by shaft, and the front end for unlocking gear is equipped with nibbles with the gear-like rear end of outer clamping jaw
The gear of conjunction；The shift fork is made of shift fork body and fork head, and the upper end of shift fork body is horizontally or diagonally arranged in the fork head
Portion, and fork head is fixed on hook by shaft, one side of the fork head far from pulling and pushing body is contacted with the lug boss, described
The side of pulling and pushing body lower part offers the guide groove extended towards fork head；The front end of the interior clamping jaw is inner retaining part, interior clamping jaw
Rear end be fixed on hook by shaft, the middle part side of interior clamping jaw is equipped with guide pin, and the guide pin is slidably matched setting
In the guide groove；The upper end of the interior clamping jaw tension spring is fixed on the interior clamping jaw, and the lower end of interior clamping jaw tension spring is fixed on institute
The lower part of hook is stated, the interior clamping jaw tension spring and fork set up separately in the two sides of the interior clamping jaw；
The left clamping external member and the right outer forced section for clamping two outer clamping jaws in external member are oppositely arranged, two interior clamping jaws
Clamping part be also oppositely arranged, it is described it is left clamp external member, it is right clamp external member two interior jaws closes when, left clamping external member, the right side
Clamp the space that accommodating external wire is formed between external member and hook.
Preferably, the grounding wire device further includes lower holder and two wirerope；The lower holder includes support plate, support
Spring, support spring guide rod, support spring seat, the support plate are located at the lower section of two interior clamping jaws, the upper surface of support plate and two interior clamping jaws
Between formed accommodating external wire space；The support spring seat is fixed on hook lower part and is located at the lower section of support portion, support spring seat
Inside there is support spring limit chamber；The support spring guide rod is vertically fixed on the bottom surface of lower holder, and the middle part of support spring guide rod is equipped with convex around
The support spring pressing plate risen, the sliding of support spring guide rod runs through the upper and lower side of support spring seat, and the lower part of the support spring pressing plate and support spring guide rod is set
It sets in support spring limit chamber, the support spring is set in support spring guide rod lower surface and installs and is limited in support spring limit chamber, and supports
Spring is in compressive state；Wherein the both ends of a wirerope clamp the rear end of unlock gear and branch in external member with left respectively
The left end of fagging connects, and the both ends of another wirerope clamp the rear end of unlock gear and support in external member with right respectively
The right end of plate connects, and two wirerope in two interior jaws closes in the state just tensed.
Preferably, when the support plate is pressurized, the wirerope tension drives unlock gear to rotate around its shaft, thus
Outer clamping jaw is driven to reversely rotate, the maximum compressibility of the support spring, which meets, can make the outer clamping jaw of left clamping external member from close to horizontal
State is rotated clockwise to state in a vertical shape, makes the right outer clamping jaw for clamping external member be in from rotating counterclockwise to close to horizontal state
Vertical state.
Preferably, the grounding wire device further includes that locking resets external member, and it includes being provided with support that the locking, which resets external member,
The location hole of spring guide rod upper side and the elastic positioning pin that support spring seat upper side is set, the one of the elastic positioning pin
End is matched through support spring seat and with the location hole, and the other end stretches out outside support spring seat and pull ring handle is arranged.
Preferably, the left clamping external member and right clamping external member are equal further include: outer clamping jaw limited block and the positioning of outer clamping jaw are drawn
Spring；The outer clamping jaw limited block is fixed on the hook, and the upper end of outer clamping jaw limited block is a horizontal confined planes；It is described outer
Clamping jaw rear end is additionally provided with auxiliary positioning plate, the plate face of the auxiliary positioning plate and the gear-like rear end bit parallel of outer clamping jaw, and
There are the auxiliary stopper face of one with confined planes cooperation positioning in the side of auxiliary positioning plate, and the auxiliary positioning plate is when rotated
It after blocking by the confined planes, rotate clockwise the left outer clamping jaw for clamping external member can only, make the right outer clamping jaw for clamping external member
It can only rotate counterclockwise；One end of the outer clamping jaw Locating extension spring is connected on auxiliary positioning plate, and the other end is connected to outer clamping jaw
On limited block, the outer clamping jaw Locating extension spring is in tensional state.
Preferably, the angle steel fixing seat includes door shape support and fastening bolt, and a pillar of door shape support connects
Line terminals, the connecting terminal offer screw thread on another pillar of the door shape support for connecting the earth lead
Hole, the fastening bolt and the threaded hole are cooperatively connected.
Preferably, the fastening bolt protrudes into one end in a shape support equipped with movable holddown, and fastening bolt is in door shape branch
One end outside seat is equipped with rotating handle；Sliding slot, the activity pressure are offered on the crossbeam of the door shape support along its length
The upper end of block is movably connected in the sliding slot.
It preferably, is cavity structure, the outer clamping jaw, shift fork, interior clamping jaw, interior clamping jaw tension spring, unlock inside the hook
Gear, outer clamping jaw limited block, outer clamping jaw Locating extension spring, support spring seat are arranged in the cavity of the hook, on the hook also
Offer the channel for the rotation disengaging of each component.
Preferably, the upper surface of the support plate is the arc surface of opening upwards；The left clamping external member and right gripping sleeve
The lower end surface of the interior clamping jaw of part is the arc surface opposite with the upper surface of support plate.
Preferably, the support plate be not pressurized under natural conditions, close with the arc surface lower end of interior clamping jaw.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1, the grounding wire device of the utility model makes external wire oppress outer clip by operator's insulation wire saws hook
Pawl, outer clamping jaw drive shift fork, interior clamping jaw to open, after external wire enters between two interior clamping jaws, utilize the drawing of outer clamping jaw tension spring
The elastic force of power and wirerope makes outer clamping jaw, interior clamping jaw return, thus by conductor clamping；It is drawn and is linked up with by operator, made outer
It connects conducting wire and oppresses lower holder, to drive wirerope to pull unlock gear, outer clamping jaw and the rotation of interior clamping jaw, and by lower holder
The positioning finger setting of setting positions outer clamping jaw and interior clamping jaw in open shape, so that external wire is enable to deviate from, device tool
There is firm grip, not easily to fall off, and using very convenient.
2, the grounding wire device of the utility model is by being arranged outer clamping jaw limited block and auxiliary positioning plate, by confined planes with
The cooperation in auxiliary stopper face and the control of tension spring limit the rotational freedom in outer one direction of clamping jaw, make left clamping external member
Outer clamping jaw can only rotate clockwise, rotate the right outer clamping jaw for clamping external member can only counterclockwise, so being opened towards hook when conducting wire
It when the abjection of mouth direction, is blocked by clamping jaw outside left and right side, it is necessary to which artificial unlock can just be such that conducting wire deviates from, next real with this
The purpose of existing conducting wire anti-dropout.
[Detailed description of the invention]
Fig. 1 is the structure of controllable type run-resistant high-voltage electric power circuit grounding wire device provided by the utility model embodiment
Schematic diagram.
Fig. 2 is functional schematic of the clamping device provided by the utility model embodiment under clamp position.
Fig. 3 is functional schematic of the clamping device provided by the utility model embodiment in the case where releasing clamp position.
Fig. 4 is the signal of the structure in the on-state of clamping device China and foreign countries clamping jaw provided by the utility model embodiment
Figure.
Fig. 5 is clamping device China and foreign countries clamping jaw provided by the utility model embodiment in the signal for being limited state flowering structure
Figure.
Fig. 6 is the lower structural schematic diagram of holder in its natural state provided by the utility model embodiment.
Fig. 7 is status diagram of the lower holder when being pressurized provided by the utility model embodiment.
Fig. 8 is perspective view of the earthing or grounding means provided by the utility model embodiment under clamp position.
Wherein, 1- angle steel fixing seat, 11- shape supports, 12- fastening bolt, 13- movable holddown, 14- sliding slot, 15- rotation
Handle；2- angle steel, 3- earth lead, 4- hook, 41- unlock gear, the outer clamping jaw limited block of 42-, 421- confined planes, 43- outer clip
Pawl Locating extension spring, 44- shift fork, 441- guide groove, 442- shift fork head, 443- shift fork body, clamping jaw in 45-, 451- guide pin, 452- folder
Portion is held, clamping jaw tension spring in 46-, holder under 47-, 471- support plate, 472- support spring guide rod, 472a- support spring pressing plate, 473- support spring
Seat, 473a- support spring limit chamber, 474- support spring, 475- elastic positioning pin, 476- pull ring handle, the outer clamping jaw of 48-, 481- lug boss,
482- auxiliary positioning plate, 482a- auxiliary stopper face, 49- wirerope, 5- insulating cord, 6- shaft, 7- external wire.
[specific embodiment]
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.The drawings are for illustrative purposes only and are merely schematic diagrams, rather than pictorial diagram, should not be understood as to this patent
Limitation, in order to which specific embodiment of the present utility model is better described, the certain components of attached drawing have omission, zoom in or out,
The size of actual product is not represented, it will be understood by those skilled in the art that certain known features, component and its explanation can in attached drawing
Can omit will be understood by, and based on the embodiments of the present invention, those of ordinary skill in the art are not making creation
Property labour under the premise of every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " connection " shall be understood in a broad sense, such as may be fixed connection or may be dismantle connection, or integral connection；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 8, controllable type run-resistant high-voltage electric power circuit grounding wire device, including for hanging
The angle steel fixing seat 1 on high voltage iron tower angle steel 2, the clamping device for fixing conducting wire are connect, both ends are separately connected the angle steel
The earth lead 3 and one end of fixing seat 1 and the clamping device connect the insulating cord 5 of the clamping device:
The clamping device includes hook 4, is equipped with left clamping external member and right clamping external member on the hook 4；The left side
Clamping external member, identical, the two or so is opposite with the right structure for clamping external member and is symmetricly set on the hook 4；
The left clamping external member and the right external member that clamps include: the outer clamping jaw being sequentially arranged on hook 4 from top to bottom
48, shift fork 44, interior clamping jaw 45, interior clamping jaw tension spring 46, and including unlocking gear 41；The outer clamping jaw 48 is fixed by shaft 6
4 tops are being linked up with, the front end of outer clamping jaw 48 is outer forced section, and the rear end end of outer clamping jaw 48 is gear-like rear end, outer clamping jaw 48
Side be equipped with lug boss 481；The middle part of the unlock gear 41 is fixed on 4 tops of hook by shaft 6, unlocks gear 41
Front end be equipped with gear-like rear end meshed gears with outer clamping jaw 48；The shift fork 44 is made of shift fork body 443 and fork head,
The upper end of shift fork body 443 is horizontally or diagonally arranged in the fork head, and fork head is fixed on hook 4 by shaft 6, is pulled out
One side of the plug far from pulling and pushing body is contacted with the lug boss 481, and the side of the pulling and pushing body lower part is offered towards fork
The guide groove 441 that head extends；The front end of the interior clamping jaw 45 is inner retaining part 452, and the rear end of interior clamping jaw 45 is fixed on by shaft 6
On hook 4, the middle part side of interior clamping jaw 45 is equipped with guide pin 451, and the guide pin 451, which is slidably matched, to be arranged in the guide groove
In 441；The upper end of the interior clamping jaw tension spring 46 is fixed on the interior clamping jaw 45, and the lower end of interior clamping jaw tension spring 46 is fixed on described
The lower part of hook 4, the interior clamping jaw tension spring 46 and fork set up separately in the two sides up and down of the interior clamping jaw 45；
The left clamping external member and the right outer forced section for clamping two outer clamping jaws 48 in external member are oppositely arranged, two inner clips
The clamping part 452 of pawl 45 is also oppositely arranged, when the left clamping external member, right two interior clamping jaws 45 for clamping external member close up, Zuo Jia
Fixed part, the right space for clamping formation accommodating external wire 7 between external member and hook 4.
Due to above structure, when in use, angle steel fixing seat 1 is fixed on the angle steel 2 of high voltage iron tower by operator, will
The free end of insulating cord 5 ties up on the angle steel of high voltage iron tower, and the other end traction hook 4 of insulating cord 5, will close to external wire 7
The line inlet port that is formed is directed at conducting wire between the two outer clamping jaws 48 in left and right, then up drags insulating cord 5, and external wire 7 is by outer clip
The outer forced section of pawl 48 presses down, due to a side contacts of lug boss 481 and shift fork 44 on outer clamping jaw 48, thus by shift fork head
442 press down, and shift fork head 442 and shift fork body 443 start to rotate, and the upward Unscrew of clamping jaw 45, conducting wire are fallen in synchronous drive
Enter in left and right interior clamping jaw 45 and hook 4, that is, complete the clamping operation of conducting wire, ground connection has been achieved the purpose that with this.
In order to take out this novel device of practical ground line more easily from external wire 7, under preferably it further includes
Holder 47 and two wirerope 49；Lower holder 47 includes support plate 471, support spring 474, support spring guide rod 472, support spring seat 473, described
Support plate 471 is located at the lower section of two interior clamping jaws 45, and it is outer that accommodating is formed between the upper surface of support plate 471 and two interior clamping jaws 45
Connect the space of conducting wire 7；The support spring seat 473 is fixed on 4 lower parts of hook and is located at the lower section of support portion, has support in support spring seat 473
Spring limit chamber 473a；The support spring guide rod 472 is vertically fixed on the bottom surface of lower holder 47, the middle part of support spring guide rod 472 be equipped with to
The support spring pressing plate 472a of surrounding protrusion, the sliding of support spring guide rod 472 run through the upper and lower side of support spring seat 473, and the support spring pressing plate
The lower part of 472a and support spring guide rod 472 is arranged in support spring limit chamber 473a, and the support spring 474 is set under support spring guide rod 472
Portion surface and installing is limited in support spring limit chamber 473a, and support spring 474 is in compressive state；A wherein wirerope 49
Both ends respectively with unlock the rear end of gear 41 in left clamping external member and the left end of support plate 471 is connect, another steel
The both ends of cord 49 are connect with the right end of the rear end and support plate 471 that unlock gear 41 in right clamping external member respectively, and two
Wirerope 49 is when two interior clamping jaws 45 close up in the state just tensed.
Due to above structure, when needing to remove hook 4, insulating cord 5 need to only be dragged tightly to plumbness, then drag hand
Tight 5 moment of insulating cord up one draws, and links up with 4 tractive force by insulating cord 5 up at this time, lower 47 lower section of holder is due to being equipped with support spring
474, support spring guide rod 472 and support spring pressing plate 472a, support plate 471 can move down, and support plate 471 pulls steel wire while moving down
Rope 49, wirerope 49 drive the unlock gear 41 of top to rotate a certain angle, and unlock gear 41 drives left and right gripping sleeve simultaneously
The outer clamping jaw 48 of part rotates synchronously, and left and right clamping external member outer clip pawl 48 gradually rotates down opening, and is driven by shift fork 44
The left and right interior clamping jaw 45 for clamping external member synchronizes upward Unscrew.The support plate 471 be pressurized when, the wirerope 49 by
The dynamic unlock gear 41 of drawstring is rotated around its shaft 6, so that outer clamping jaw 48 is driven to reversely rotate, the preferably described support spring of the utility model
474 maximum compressibility, which meets, can be such that the left outer clamping jaw 48 for clamping external member is rotated clockwise to from close to horizontal state in vertical
State makes the right outer clamping jaw 48 for clamping external member rotate counterclockwise to state in a vertical shape from close to horizontal state.In guaranteeing
Clamping jaw 45 and outer clamping jaw 48 are all opened to sufficiently large, and conducting wire is enable to deviate from.
It is also preferred that grounding wire device further includes that locking resets external member, the locking resets external member and includes present embodiment
It is provided with the location hole of 472 upper side of support spring guide rod and the elastic positioning pin 475 of 473 upper side of support spring seat is set,
One end of the elastic positioning pin 475 is matched through support spring seat 473 and with the location hole, and the other end stretches out outside support spring seat 473
Simultaneously pull ring handle 476 is arranged in portion.Due to the setting, support spring guide rod 472 and positioning are driven when support plate 471 moves down to move down
Hole, when location hole is displaced downwardly to at elastic positioning pin 475, the two matching block, support plate 471 no longer moves down, then wirerope 49,
Unlock gear 41, outer clamping jaw 48, shift fork 44 and interior clamping jaw 45 are both located in open state, at this point, operator unclamps absolutely
Edge rope 5 links up with 4 purposes removed from external wire 7 with this to realize.After hook 4 removes, it is only necessary to pull elasticity
Pull ring handle 476 on positioning pin 475, unlock state, and by the screen resilience of support spring 474,471 return of support plate is moved up, steel
Cord 49 releases the pulling force to unlock gear 41, and outer clamping jaw 48 can be allowed to reset to original state, revert to the work of conducting wire to be held
Industry state.In order to realize the function, for the utility model when further preferably support plate 471 moves down, the range of location hole meets energy
So that the left outer clamping jaw 48 for clamping external member is rotated clockwise to state in a vertical shape from close to horizontal state, makes the outer of right clamping external member
Clamping jaw 48 rotates counterclockwise to state in a vertical shape from close to horizontal state.
Present embodiment is it is also preferred that left clamping external member and right clamping external member are equal further include: outer clamping jaw limited block 42 and outer
Clamping jaw Locating extension spring 43；The outer clamping jaw limited block 42 is fixed on the hook 4, and the upper end of outer clamping jaw limited block 42 is a water
Flat confined planes 421；48 rear end of outer clamping jaw is additionally provided with auxiliary positioning plate 482, the plate face of the auxiliary positioning plate 482 and outer
The gear-like rear end bit parallel of clamping jaw 48, and the side of auxiliary positioning plate 482 has one to position with the confined planes 421 cooperation
Auxiliary stopper face 482a, the auxiliary positioning plate 482 after by the blocking of the confined planes 421, makes when outer clamping jaw 48 is rotated
The left outer clamping jaw 48 for clamping external member cannot continue to rotate counterclockwise, can only return and rotate clockwise, and make the right outer clip for clamping external member
Pawl 48 cannot rotate clockwise, and can only return to rotation counterclockwise；By the setting, so that after external wire 7 is clamped, by this
The influence of a limit, how external wire 7 shakes in clamping jaw also can not be backing out from left and right outer clamping jaw 48, it is necessary to people
For unlock external wire 7 can just deviate from, the purpose of conducting wire anti-dropout is realized with this.The confined planes 421 are on hook 4
Position, which is arranged, to be advisable with the shaft 6 with the outer clamping jaw 48 in sustained height.One end of the outer clamping jaw Locating extension spring 43 connects
On auxiliary positioning plate 482, the other end is connected to the lower section on outer clamping jaw limited block 42 and being located at the confined planes 421, described
Outer clamping jaw Locating extension spring 43 is in tensional state, and when auxiliary stopper face 482a and the cooperation positioning of confined planes 421, pulling force is minimum,
When outer clamping jaw 48 rotates, and opens outer clamping jaw 48 and interior clamping jaw 45 all, outer 43 pulling force of clamping jaw Locating extension spring increases, because
This, pulls the pull ring handle 476 on elastic positioning pin 475 in operator, and unlock state, and wirerope 49 is released to unlock
After the pulling force of gear 41, outer clamping jaw Locating extension spring 43 can also be such that outer clamping jaw 48 resets as early as possible by its pulling force.
The utility model is it is also preferred that wirerope 49 is flexible wire ropes, just because of this, no matter conducting wire is in interior clamping jaw 45
In how to shake, left and right shift fork 44 can not all drive left and right outer clamping jaw 48 to rotate.When conducting wire enters left and right outer clamping jaw 48,
Gear rotation on left and right outer clamping jaw 48 drives unlock gear 41 to rotate, and lower holder 47 remains original state, only under
Holder 47 move down after certain stroke could haulage cable 49 drive synchronous with left and right outer clamping jaw 48 turn of unlock gear 41
It is dynamic, achieve the purpose that opening clamping jaw removes conducting wire.
Present embodiment is it is also preferred that angle steel fixing seat 1 includes door shape support 11 and fastening bolt 12, door shape support 11
A pillar connect connecting terminal, the connecting terminal for connecting the earth lead 3, the door shape support 11 it is another
Threaded hole is offered on a pillar, the fastening bolt 12 is cooperatively connected with the threaded hole.In use, by angle steel fixing seat 1
It is hung on high voltage iron tower cross-arm angle steel vertical side, rotational fastener bolt 12 can clamp different size ruler using screw fastening clamp force
Very little steel tower cross-arm angle steel 2.
In order to keep clamping more firm, the fastening bolt 12 protrudes into one end in a shape support 11 and is equipped with movable holddown 13,
The one end of fastening bolt 12 outside door shape support 11 is equipped with rotating handle 15；Along length side on the crossbeam of the door shape support 11
To sliding slot 14 is offered, the upper end of the movable holddown 13 is movably connected in the sliding slot 14.By driving movable holddown 13
Translation locking be located on 2 medial surface of angle steel, increase the contact surface of itself and angle steel 2, clamping more fastens.
In present embodiment, hook 4 is to provide the frame of each component installation, and internal is cavity structure, the outer clamping jaw
48, shift fork 44, interior clamping jaw 45, interior clamping jaw tension spring 46, unlock gear 41, support spring seat 473 are arranged at the cavity of the hook 4
It is interior, the channel for the rotation disengaging of each component is also provided on the hook 4.
In present embodiment, preferably the upper surface of support plate 471 be opening upwards arc surface；Left clamping external member and right folder
The lower end surface of the interior clamping jaw 45 of fixed part is the arc surface being oppositely arranged with 471 upper surface of support plate.It is preferred that support plate 471 exists
It is not pressurized under natural conditions, it is close with the arc surface lower end of interior clamping jaw 45.So that when clamping external wire 7, it is more stable.
When the utility model is used, angle steel fixing seat 1 is hung on high voltage iron tower cross-arm angle steel vertical side, rotational fastener spiral shell
Bolt 12 is fixed, and the free end of insulating cord 5 is fastened on cross-arm angle steel, and it is close that operator draws the guidance of insulating cord 5 hook 4
External wire 7, the line inlet port alignment external wire 7 that will be formed between the outer clamping jaw 48 in left and right, up one drag can be by external wire 7
Clamping jaw 45 in left and right is added, that is, completes the work that hook 4 is linked into external wire 7, ground connection has been achieved the purpose that with this.Work as ground connection
After operation, when needing to remove hook 4, insulating cord 5 need to only be dragged tightly to plumbness, hand is then dragged into tight 5 wink of insulating cord
Between up one draw, tractive force of the conductor wire end clamping jaw by insulating cord 5 up, lower holder 47 move down at this time, with holder 47 at present
471 two sides of support plate are equipped with flexible wire ropes, and the unlock gear 41 of top is driven to rotate a certain angle, and unlock gear 41 is simultaneously
The outer clamping jaw 48 of left and right side is driven to rotate synchronously, the outer clamping jaw 48 of left and right side is gradually opened, and drives clamping jaw 45 in left and right side synchronous
It opens, 47 support plate 471 of holder moves down to after the latching location hole of elastic positioning pin 475 instantly, and support spring guide rod 472 stops immediately
Only lower movement, the synchronization of clamping jaw 48 is all opened and is fixed inside and outside left and right side at this time, and insulating cord 5 is transferred one by operator
After point, conducting wire is deviate from from hook 4, realizes purpose that clamping device is removed from external wire 7 with this.When clamping device is torn open
After getting off, it is only necessary to the pull ring handle 476 for pulling 475 peripheral hardware of elastic positioning pin, can allow lower holder 47, outer clamping jaw 48, dial
Fork 44, interior clamping jaw 45 and wirerope 49 reset to the state of initial conducting wire to be held.
Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model
Change, should belong to the covered the scope of the patents of the utility model.
Claims (10)
1. controllable type run-resistant high-voltage electric power circuit grounding wire device, solid including the angle steel for being articulated on high voltage iron tower angle steel
Reservation, the clamping device for fixing conducting wire, both ends are separately connected the angle steel fixing seat and the ground connection of the clamping device is led
Line and one end connect the insulating cord of the clamping device, it is characterised in that:
The clamping device includes hook, is equipped with left clamping external member and right clamping external member on the hook；The left gripping sleeve
Part is identical with the right structure for clamping external member, the two left and right is opposite and is symmetricly set on the hook；
It is described it is left clamp external member and it is right clamp external member include: be sequentially arranged in from top to bottom hook on outer clamping jaw, shift fork,
Interior clamping jaw, interior clamping jaw tension spring, and including unlocking gear；The outer clamping jaw is fixed on hook top by shaft, outer clamping jaw
Front end is outer forced section, and the rear end end of outer clamping jaw is gear-like rear end, and the side of outer clamping jaw is equipped with lug boss；The unlock
The middle part of gear is fixed on hook top by shaft, and the front end for unlocking gear, which is equipped with, engages with the gear-like rear end of outer clamping jaw
Gear；The shift fork is made of shift fork body and fork head, and the upper end of shift fork body is horizontally or diagonally arranged in the fork head, and
Fork head is fixed on hook by shaft, and one side of the fork head far from pulling and pushing body is contacted with the lug boss, the fork
The side of body lower part offers the guide groove extended towards fork head；The front end of the interior clamping jaw is inner retaining part, after interior clamping jaw
End is fixed on hook by shaft, and the middle part side of interior clamping jaw is equipped with guide pin, and the guide pin, which is slidably matched, to be arranged in institute
It states in guide groove；The upper end of the interior clamping jaw tension spring is fixed on the interior clamping jaw, and the lower end of interior clamping jaw tension spring is fixed on the extension
The lower part of hook, the interior clamping jaw tension spring and fork set up separately in the two sides of the interior clamping jaw；
The left clamping external member and the right outer forced section for clamping two outer clamping jaws in external member are oppositely arranged, the folder of two interior clamping jaws
Portion is held also to be oppositely arranged, it is described it is left clamp external member, it is right clamp external member two interior jaws closes when, left clamping external member, right clamping
The space of accommodating external wire is formed between external member and hook.
2. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 1, it is characterised in that: described to connect
Ground wire device further includes lower holder and two wirerope；The lower holder includes support plate, support spring, support spring guide rod, support spring seat, institute
The lower section that support plate is located at two interior clamping jaws is stated, forms accommodating external wire between the upper surface of support plate and two interior clamping jaws
Space；The support spring seat is fixed on hook lower part and is located at the lower section of support portion, has support spring limit chamber in support spring seat；The support spring
Guide rod is vertically fixed on the bottom surface of lower holder, and the middle part of support spring guide rod is equipped with support spring pressing plate raised around, and support spring guide rod is sliding
The dynamic upper and lower side through support spring seat, and the lower part of the support spring pressing plate and support spring guide rod is arranged in support spring limit chamber, the support
Spring is set in support spring guide rod lower surface and installs and is limited in support spring limit chamber, and support spring is in compressive state；Wherein one
The both ends of the wirerope are connect with the left end of the rear end and support plate that unlock gear in left clamping external member respectively, another institute
The both ends for stating wirerope are connect with the right end of the rear end and support plate that unlock gear in right clamping external member respectively, and two steel wires
Rope is in two interior jaws closes in the state just tensed.
3. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 2, it is characterised in that: described
When support plate is pressurized, the wirerope tension drives unlock gear to rotate around its shaft, so that outer clamping jaw is driven to reversely rotate, institute
The maximum compressibility for stating support spring, which meets, can be such that the left outer clamping jaw for clamping external member is rotated clockwise to from close to horizontal state in perpendicular
Straight state makes the right outer clamping jaw for clamping external member rotate counterclockwise to state in a vertical shape from close to horizontal state.
4. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 2, it is characterised in that: described to connect
Ground wire device further includes that locking resets external member, and it includes the location hole for being provided with support spring guide rod upper side that the locking, which resets external member,
And the elastic positioning pin of support spring seat upper side is set, one end of the elastic positioning pin through support spring seat and with it is described fixed
The matching of position hole, the other end stretch out outside support spring seat and pull ring handle are arranged.
5. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 2, it is characterised in that: the left side
It clamps external member and right clamping external member is equal further include: outer clamping jaw limited block and outer clamping jaw Locating extension spring；The outer clamping jaw limited block is solid
It is scheduled on the hook, the upper end of outer clamping jaw limited block is a horizontal confined planes；The outer clamping jaw rear end is additionally provided with auxiliary limit
Position plate, the plate face of the auxiliary stopper plate and the gear-like rear end bit parallel of outer clamping jaw, and the side of auxiliary stopper plate has one
A auxiliary stopper face with confined planes cooperation positioning, the auxiliary stopper face is when rotated by the blocking of the confined planes
Afterwards, it rotate clockwise the left outer clamping jaw for clamping external member can only, rotate the right outer clamping jaw for clamping external member can only counterclockwise；It is described
One end of outer clamping jaw Locating extension spring is connected on auxiliary positioning plate, and the other end is connected on outer clamping jaw limited block, the outer clamping jaw
Locating extension spring is in tensional state.
6. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 5, it is characterised in that: the angle
Steel fixing seat includes door shape support and fastening bolt, and a pillar of door shape support connects connecting terminal, and the connecting terminal is used
In connecting the earth lead, offer threaded hole on another pillar of the door shape support, the fastening bolt with it is described
Threaded hole is cooperatively connected.
7. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 6, it is characterised in that: described tight
Fixing bolt protrudes into one end in a shape support equipped with movable holddown, and fastening bolt is equipped with rotation hand in one end of door shape carrier exterior
Handle；Sliding slot is offered on the crossbeam of the door shape support along its length, the upper end of the movable holddown is movably connected in described
In sliding slot.
8. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 7, it is characterised in that: the extension
It is cavity structure inside hook, the outer clamping jaw, outer clamping jaw Locating extension spring, outer clamping jaw limited block, shift fork, interior clamping jaw, interior clamping jaw are drawn
Spring, unlock gear, support spring seat are arranged in the cavity of the hook, are also provided on the hook for the rotation disengaging of each component
Channel.
9. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 2, it is characterised in that: the branch
The upper surface of fagging is the arc surface of opening upwards；The lower end surface of the left interior clamping jaw for clamping external member and right clamping external member is
The arc surface opposite with the upper surface of support plate.
10. controllable type run-resistant high-voltage electric power circuit grounding wire device according to claim 9, it is characterised in that: described
Support plate be not pressurized under natural conditions, close with the arc surface lower end of interior clamping jaw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821751884.4U CN208923393U (en) | 2018-10-28 | 2018-10-28 | Controllable type run-resistant high-voltage electric power circuit grounding wire device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821751884.4U CN208923393U (en) | 2018-10-28 | 2018-10-28 | Controllable type run-resistant high-voltage electric power circuit grounding wire device |
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| Publication Number | Publication Date |
|---|---|
| CN208923393U true CN208923393U (en) | 2019-05-31 |
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ID=66710727
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| CN201821751884.4U Active CN208923393U (en) | 2018-10-28 | 2018-10-28 | Controllable type run-resistant high-voltage electric power circuit grounding wire device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216964A (en) * | 2018-10-28 | 2019-01-15 | 中国南方电网有限责任公司超高压输电公司南宁局 | Controllable type run-resistant high-voltage electric power circuit grounding wire device |
| CN111403926A (en) * | 2019-12-27 | 2020-07-10 | 国网浙江省电力有限公司金华供电公司 | Auxiliary device for hanging ground wire of ultrahigh voltage transmission line |
| CN112271470A (en) * | 2020-10-22 | 2021-01-26 | 浙江农林大学 | Metering lead-connecting device |
-
2018
- 2018-10-28 CN CN201821751884.4U patent/CN208923393U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109216964A (en) * | 2018-10-28 | 2019-01-15 | 中国南方电网有限责任公司超高压输电公司南宁局 | Controllable type run-resistant high-voltage electric power circuit grounding wire device |
| CN109216964B (en) * | 2018-10-28 | 2023-10-17 | 中国南方电网有限责任公司超高压输电公司南宁局 | Controllable anti-drop high-voltage power line grounding wire device |
| CN111403926A (en) * | 2019-12-27 | 2020-07-10 | 国网浙江省电力有限公司金华供电公司 | Auxiliary device for hanging ground wire of ultrahigh voltage transmission line |
| CN111403926B (en) * | 2019-12-27 | 2022-01-28 | 国网浙江省电力有限公司金华供电公司 | Auxiliary device for hanging ground wire of ultrahigh voltage transmission line |
| CN112271470A (en) * | 2020-10-22 | 2021-01-26 | 浙江农林大学 | Metering lead-connecting device |
| CN112271470B (en) * | 2020-10-22 | 2024-04-30 | 浙江农林大学 | Metering and guiding device |
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