CN209016298U - Play pull-type ground wire hitching head - Google Patents
Play pull-type ground wire hitching head Download PDFInfo
- Publication number
- CN209016298U CN209016298U CN201822125529.2U CN201822125529U CN209016298U CN 209016298 U CN209016298 U CN 209016298U CN 201822125529 U CN201822125529 U CN 201822125529U CN 209016298 U CN209016298 U CN 209016298U
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- CN
- China
- Prior art keywords
- clip
- extension spring
- pawl
- locking device
- lower clip
- Prior art date
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Abstract
The utility model proposes play pull-type ground wire hitching head.It is inlaid with the guide rod of upper clip in the guide groove of lower clip, and is linked together linkage by adjustable screw rod, extension spring and baffle；It is provided with ratchet wheel locking device in lower clip and limits upper clip.The utility model makes the width of mobile upper jaw adjustment clamping opening using extension spring and buckling and locking device, adapts to the electrical lead of different size, and for mobile upper jaw using the extension spring in lower clip guide groove, movement is reliable and stable；Buckling and locking device is equipped with pawl and clamps rack gear, and electrical lead band dynamic pressure plate is detached from pawl and rack gear, and extension spring stress locks clamping opening；Insulating bar drop-down acts on lower clip, and extension spring relaxation clamping opening is opened, and makes pawl and tooth bar resets, fast quick-detach；The connection of connection ground line piece easily line is carried on the outside of lower clip；The active force that jacking spring increases pressing plate is equipped on the outside of buckling and locking device.It is suitable for being used as electrical lead connection earth connection point.
Description
Technical field
The utility model relates to the wire clips of power domain, more particularly to earth clamp.
Background technique
Currently, State Grid Corporation of China requires high-tension electricity equipment interruption maintenance, it is necessary to electricity may be drawn in interruption maintenance equipment
Side installing ground line, protects service personnel, and ground line is reliably articulated on aluminum metal conducting wire by grounding wire connector, it is desirable that ground connection
Wire terminal can not be fallen off by external force, have certain clamping force, low resistance, thus the function that prevent from falling off, have it is certain
Elastic clip clamp force, use the high material of electric conductivity.
Since high voltage power conductors are steel-cored aluminium strands, common 16.67~34.82mm of wire diameter, so, earthing clamp
Opening to have enough nargin that the conducting wire of eminence puts in, opening reach 60mm.It is badly in need of a kind of adjustable clamp mouth Quick-clamped
Earth connection point.
Summary of the invention
In order to connect ground wire on electrical lead, the utility model proposes play pull-type ground wire hitching head.This connects
Electrical lead is clamped between upper jaw and lower jaw by head by extension spring and buckling and locking device, and carries connection ground wire, is solved
Certainly the technical issues of electrical lead connection ground wire.
The utility model solves scheme used by technical problem:
Be inlaid with the guide rod of upper clip in the guide groove of lower clip, and by adjustable screw rod, extension spring and
Baffle links together linkage；It is provided with buckling and locking device in lower clip and limits upper clip.
The upper clip lower part is the guide rod of rectangle, and the through-hole for having cooperation screw rod, rack gear installation are run through on the outside of guide rod
In guide rod inboard groove；Upper clip top is equipped with inverted V type upper jaw for clamping electrical lead；Upper clip and screw rod it
Between be equipped with adjusting nut for adjustment screw action length and extension spring active force.
It is equipped with guide groove in the middle part of the lower clip and guide rod assembles, extension spring is equipped in guide groove, bottom passes through gear
Bolt spring is connected and fixed by plate；Ground connection wire connections are equipped on the outside of lower clip for carrying ground line；Lower clip lower inside
Equipped with the cylindrical end with insulating bar insertion cooperation, through-hole is transversely provided on end and is connected using drift bolt and insulating bar
Connect fixation；Lower clip inside upper part is V-type lower jaw, and lower jaw is equipped with sheet arc groove, and clamping lock dress is equipped in groove
It sets.
The buckling and locking device is the shaft with pawl and pressing plate, and pawl one end and rack gear are fitted；The lower part of pressing plate is equipped with
Jacking spring and pawl interlock.
Good effect, since the utility model makes mobile upper jaw adjustment clamping opening using extension spring and buckling and locking device
Width, adapt to the electrical lead of different size, mobile upper jaw is mobile to stablize using the extension spring in lower clip guide groove
Reliably；Buckling and locking device is equipped with pawl and clamps rack gear, and electrical lead band dynamic pressure plate is detached from pawl and rack gear, extension spring stress
Lock clamping opening；Insulating bar drop-down acts on lower clip, and extension spring relaxation clamping opening is opened, and makes pawl and tooth bar resets, fastly
Quick-detach；The connection of connection ground line piece easily line is carried on the outside of lower clip；Jacking spring increase pressure is equipped on the outside of buckling and locking device
The active force of plate.It is suitable for being used as electrical lead connection earth connection point.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the rack gear partial schematic diagram of upper clip.
In figure, 1. lower clips, 1.1. guide groove, 1.2. lower jaw, clip on 2., 2.1. guide rod, 2.2. upper jaw, 3.
Screw rod, 4. extension springs, 5. ground connection wire connections, 6. baffles, 7. ends, 8. adjusting nuts, 9. rack gears, 10. buckling and locking devices,
11. jacking spring, 12. pressing plates, 13. pawls.
Specific embodiment
According to the figure, the guide rod 2.1 of upper clip 2 is inlaid in the guide groove 1.1 of lower clip 1, and by adjustable
Screw rod 3, extension spring 4 and baffle 6 link together linkage；It is provided with buckling and locking device 10 in lower clip and limits upper clip.
The upper clip lower part is the guide rod of rectangle, and the through-hole for having cooperation screw rod is run through on the outside of guide rod, and rack gear 9 is installed
In guide rod inboard groove；Upper clip top is equipped with inverted V type upper jaw 2.2 for clamping electrical lead；In upper clip and spiral shell
Adjusting nut 8 is equipped between bar for the action length of adjustment screw and the active force of extension spring.
It is equipped with guide groove in the middle part of the lower clip and guide rod assembles, extension spring is equipped in guide groove, bottom passes through gear
Bolt spring is connected and fixed by plate；Ground connection wire connections 5 are equipped on the outside of lower clip for carrying ground line；Lower clip lower inside
Equipped with the cylindrical end 7 with insulating bar insertion cooperation, through-hole is transversely provided on end and uses drift bolt and insulating bar
It is connected and fixed；Lower clip inside upper part is V-type lower jaw 1.2, and lower jaw is equipped with sheet arc groove, is equipped with card in groove
Locking device.
The buckling and locking device is the shaft with pawl 13 and pressing plate 12, and pawl one end and rack gear are fitted；The lower part of pressing plate
It is interlocked equipped with jacking spring 11 and pawl.
The upper clip and lower clip are made of aluminum material.
Working principle of the utility model is:
Fluted in lower clip lower jaw bottom, groove is embedded with shaft, turns upper and has pawl and pressing plate, has top under pressing plate
Magazine spring, pawl are stuck on the rack gear of the guide rod of clip sliding in its natural state and position, the guide rod of upper clip sliding
Inner tensile spring generates enough pulling force under the screw rod synergy for being attached thereto tension spring tension adjusting.
The course of work of the utility model:
According to the line footpath of installing ground line, first adjustment screw simultaneously pulls extension spring to predetermined tensile elongation, upper clip, under
Clip before operation, by the positioning clamping lock of spring tension and pawl, opens the aperture adapted to wire diameter；Insulation operation
Bar insertion end is pushed up on insulating bar when being attached to lead location, and the clamping lock pawl exposed parts and conducting wire of lower clip touch
It touches, the rack gear tripping of pawl and clamping lock, jacking spring pulls down pressing plate, and tension spring releases energy, by upper jaw and lower jaw by drawing
Power is embraced and is clipped on conducting wire, is connected to so that being grounded the ground line that wire connections carry in lower clip with conducting wire.
Grounding wire connector is dismantled, insulating bar is pulled down, upper clip is stuck on conducting wire, tension spring stress, upper clip guide rod
It moves, top pressing board on jacking spring, pawl replaces clamping lock with rack gear, reaches and is detached from conducting wire nargin, and ground line is removed in clamping lock positioning
Connector completes disassembly movement.
The characteristics of the utility model:
Upper clip and lower clip use aluminium material, reduce resistivity, also reduce the abrasion to aluminum conductor.
Due to using buckling and locking device, rack gear is installed on the inside of sliding bar, it is in the same direction that pawl with outer side baffle is connected to shaft
Movement, pawl are stuck on rack gear, realize the anti-drop function after closing a floodgate.
Open upper jaw and lower jaw, it is only necessary to insulating bar drop-down is pulled, pawl and tooth bar resets are made, it is convenient
Fast.
Claims (5)
1. pull-type ground wire hitching head is played, it is characterized in that: being inlaid with upper clip (2) in the guide groove (1.1) of lower clip (1)
Guide rod (2.1), and linked together linkage by adjustable screw rod (3), extension spring (4) and baffle (6)；In lower clip
It is provided with clip in buckling and locking device (10) limit.
2. according to claim 1 play pull-type ground wire hitching head, it is characterized in that: the upper clip lower part is leading for rectangle
To bar, through the through-hole for having cooperation screw rod on the outside of guide rod, rack gear (9) is mounted in guide rod inboard groove；Upper clip top
Equipped with inverted V type upper jaw (2.2) for clamping electrical lead；Adjusting nut (8) are equipped between upper clip and screw rod for adjusting
The action length of whole screw rod and the active force of extension spring.
3. according to claim 1 play pull-type ground wire hitching head, it is characterized in that: being equipped with guide groove in the middle part of the lower clip
It is assembled with guide rod, extension spring is equipped in guide groove, bolt spring is connected and fixed by bottom by baffle；It is set on the outside of lower clip
Have ground connection wire connections (5) for carry ground line；Lower clip lower inside is equipped with the cylinder with insulating bar insertion cooperation
Shape end (7) is transversely provided with through-hole on end and is connected and fixed using drift bolt and insulating bar；Lower clip inside upper part is V-type
Lower jaw (1.2), lower jaw are equipped with sheet arc groove, are equipped with buckling and locking device in groove.
4. according to claim 1 play pull-type ground wire hitching head, it is characterized in that: the buckling and locking device is with pawl
(13) it is fitted with the shaft of pressing plate (12), pawl one end and rack gear；The lower part of pressing plate is equipped with jacking spring (11) and pawl interlocks.
5. according to claim 1 play pull-type ground wire hitching head, it is characterized in that: the upper clip and lower clip use aluminium
Material production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822125529.2U CN209016298U (en) | 2018-12-18 | 2018-12-18 | Play pull-type ground wire hitching head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822125529.2U CN209016298U (en) | 2018-12-18 | 2018-12-18 | Play pull-type ground wire hitching head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209016298U true CN209016298U (en) | 2019-06-21 |
Family
ID=66843940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822125529.2U Active CN209016298U (en) | 2018-12-18 | 2018-12-18 | Play pull-type ground wire hitching head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209016298U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549294A (en) * | 2019-08-30 | 2019-12-10 | 国网辽宁省电力有限公司葫芦岛供电公司 | Sliding hammer hammering and dismounting pin shaft device |
| CN111276829A (en) * | 2020-02-10 | 2020-06-12 | 国网山东省电力公司威海市文登区供电公司 | Top open-ended earth connection |
-
2018
- 2018-12-18 CN CN201822125529.2U patent/CN209016298U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549294A (en) * | 2019-08-30 | 2019-12-10 | 国网辽宁省电力有限公司葫芦岛供电公司 | Sliding hammer hammering and dismounting pin shaft device |
| CN111276829A (en) * | 2020-02-10 | 2020-06-12 | 国网山东省电力公司威海市文登区供电公司 | Top open-ended earth connection |
| CN111276829B (en) * | 2020-02-10 | 2021-06-15 | 国网山东省电力公司威海市文登区供电公司 | Top open-ended earth connection device |
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