CN207149736U - L-type self-locking drop-proof earthing clamp - Google Patents
L-type self-locking drop-proof earthing clamp Download PDFInfo
- Publication number
- CN207149736U CN207149736U CN201721208337.7U CN201721208337U CN207149736U CN 207149736 U CN207149736 U CN 207149736U CN 201721208337 U CN201721208337 U CN 201721208337U CN 207149736 U CN207149736 U CN 207149736U
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- self
- locking
- grab
- wire
- rack
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- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000000725 suspension Substances 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000255789 Bombyx mori Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses L-type self-locking drop-proof earthing clamp, including insulated wire, suspension ring, self-locking wire clamp, ground wire, described self-locking clip mechanism one end to be connected with insulated wire by suspension ring, and one end connects with ground wire；The self-locking clip mechanism includes left and right two parts intermediate plate and self-locking inside mechanism, self-locking device includes grab, rack and spring, lower grab is above pushed away be stuck on grab when, the bumping post on lower grab pushes down torsion spring, the hook on rack is forced intermediate plate is not opened on ratchet.This wire clamp is operated using insulated wire from eminence, by lifting insulated wire, wire clamp is arranged on wire, and realizes self-locking by wire clamp internal ratchet and rack, substantially increases installation and removal efficiency, and security.
Description
Technical field
The utility model belongs to 10kV livewire work fields, more particularly to a kind of L-type self-locking drop-proof earthing clamp.
Background technology
As China's power transmission and transformation are fast-developing, construction technology is increasingly standardized, scientific and technicalization, the equipment used
Also it is increasingly advanced.Tentatively electric power lineman is made mainly using portable short-circuit grounding wire as the equipment short circuit grounding of having had a power failure
Safety apparatus, it is the remaining electric charge having a power failure on equipment of releasing that it, which is acted on, the liter of limitation equipment above earth potential in unexpected incoming call
Height, so as to protect staff from danger.Traditional ground wire hitching instrument uses operating rod type, with China's extra-high voltage technology
Application, the increase of shaft tower setting-out true molded dimension, the also corresponding circuit for increasing, being matched with this of distance between cross arm of tower and drainage thread
Conventional insulation bar type length, weight also accordingly increase；When being mounted on tower, operating rod type mounts instrument at mounting point distance, angle
Degree etc. has many restrictions.Conventional insulator rope throws hanging wire clamp tool and has that installation accuracy is low, and mounting is not firm, and dismounting is inconvenient
The problems such as.
Utility model content
The purpose of this utility model is to provide a kind of L-type self-locking drop-proof earthing clamp, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides a kind of L-type self-locking drop-proof earthing clamp, including self-locking wire clamp, institute
Stating self-locking wire folder includes left intermediate plate, right clamping piece and self-locking mechanism, and the self-locking mechanism is arranged on left intermediate plate and right clamping piece and formed
Interior zone, the self-locking mechanism include upper grab, upper grab stage clip, lower grab, spring catch stage clip, spring catch, ratchet, tooth
Bar, grab tighten up extension spring and rack compression torsion spring；
The upper grab is fixedly connected by upper grab stage clip with left intermediate plate top, described lower grab one end and upper grab
Fasten, one end that the lower grab other end tightens up extension spring with grab connects, and the grab tightens up the other end of extension spring and right folder
Piece is fixedly connected；It is rotatably connected respectively by fulcrum in left intermediate plate bottom, institute with described rack one end in the middle part of the lower grab
State and connected in the middle part of lower grab with described rack one end by rack compression torsion spring, the rack other end is provided with hook, the tooth
Hook and the ratchet engagement, the ratchet are fixedly connected with spring catch, and the spring catch is fixed on by the spring catch stage clip
Right clamping piece top.
In above-mentioned technical proposal, the L-type self-locking drop-proof earthing clamp also includes insulated wire, suspension ring and ground wire, described
Self-locking wire clamp one end is connected with insulated wire by suspension ring, and the self-locking clip mechanism other end connects with ground wire；The insulation
Line end is fixedly connected with upper grab one end.
In above-mentioned technical proposal, the rack central region, which is provided with, slides duct, and the slip duct sidewall is provided with spacing
Block.
In above-mentioned technical proposal, the right clamping piece is provided with card column, and the card column is connected with rack by sliding duct and sliding
Connect, and fixed with limited block.
In above-mentioned technical proposal, the ratchet is provided with ratchet pin and ratchet pin button, and the ratchet pin inserts the spine
Tooth, the ratchet pin button is set outside right clamping piece, for controlling ratchet pin.
In above-mentioned technical proposal, the insulated wire includes silk rope.
Operation principle：When self-locking drop-proof earthing clamp is articulated on wire, ratchet pin button should be made to push the position of lock
(hook and ratchet engagement on rack), self-locking wire clamp is now lifted upwards with silk rope and tangles wire, wire pushes rack,
Screens block is unlocked, and left and right intermediate plate, which is tightened up, clamps wire.Due to the self-locking action between ratchet and rack, left and right intermediate plate is tightened up
It can not just open again afterwards, so as to firmly be fixed on wire.Silk rope hangs self-locking wire clamp by suspension ring during mounting, works as self-locking
Semi-coast silk rope after wire clamp is fixed on wire, suspension ring come off from self-locking wire clamp., only need to be again by silkworm during dismounting
Cord is lifted up, and grab in drive, releases lower grab, and grab tightens up extension spring lost its bounce, self-locking wire clamp integrally unclamp from
Depart from wire.
The beneficial effects of the utility model are：
(1) the utility model proposes self-locking drop-proof earthing clamp, small and exquisite exquisiteness is easy to carry.With traditional operation rod-type
Ground connection the Line tool is compared, and has the features such as small volume, in light weight, installation, convenient disassembly；
(2) the utility model is operated using insulating cord from eminence, is articulated in by lifting wire clamp on wire, is greatly improved peace
Fill efficiency；
(3) the utility model wire clamp, which is articulated on wire to tighten up by its own resilient, clamps wire, wire clamp internal ratchet and
Rack realizes self-locking, makes wire clamp is unlikely to be disengaged because of external force, greatly enhances its practical security.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model self-locking clip mechanism front schematic view (covers and hide on left and right intermediate plate)；
Fig. 3 is the utility model self-locking clip mechanism reverse side schematic diagram (left and right intermediate plate lower cover is hidden)；
Fig. 4 is that the utility model ratchet lock is in " lock " side view of the state；
Fig. 5 is that the utility model ratchet lock is in "On" state side view；
Fig. 6 is the utility model embodiment middle rack grab limitation locking status architecture schematic diagram.
The drawing reference numeral explanation of embodiment：
11st, insulated wire；12nd, suspension ring；2nd, self-locking clip mechanism；21st, left intermediate plate；22nd, upper grab；23rd, upper grab stage clip；
24th, lower grab；25th, right clamping piece；26th, spring catch stage clip；27th, spring catch；28th, ratchet；29th, rack；210th, grab tightens up extension spring；
211st, rack compression torsion spring；212nd, duct is slided；213rd, screens block；214th, card column；31st, ratchet pin；32nd, ratchet pin button；4、
Ground wire.
Embodiment
For ease of being better understood from the purpose of this utility model, structure, feature and effect etc., in conjunction with accompanying drawing and specifically
Embodiment is described in further detail to the utility model.
L-type self-locking drop-proof earthing clamp, as shown in figure 1, including insulated wire 11, suspension ring 12, self-locking wire clamp 2, ground wire 4,
The one end of self-locking wire clamp 2 is connected with insulated wire 11 by suspension ring 12, and the other end of self-locking wire clamp 2 is connected with ground wire 4；Wherein, insulate
Line is silk rope.Self-locking wire clamp 2 include left intermediate plate 21, right clamping piece 25 and be arranged on inside two parts intermediate plate of left and right from lock machine
Structure.As shown in Figures 2 and 3, the self-locking mechanism includes upper grab 22, upper grab stage clip 23, lower grab 24, spring catch stage clip
26th, spring catch 27, ratchet 28, rack 29, grab tighten up extension spring 210 and rack compression torsion spring 211；
While insulated wire 11 connects suspension ring 12, the end of insulated wire 11 is fixedly connected with upper one end of grab 22, the upper card
The other end of hook 22 is rotatably connected left intermediate plate 21 by fulcrum, and the upper middle part of grab 22 passes through upper grab stage clip 23 and left intermediate plate
21 tops are fixedly connected, and described lower one end of grab 24 fastens with upper grab 22, and the lower other end of grab 24 tightens up drawing with grab
One end of spring 210 is fixedly connected, and the other end that the grab tightens up extension spring 210 is fixedly connected with right clamping piece 25；The lower grab
24 middle parts and described one end of rack 29 are rotatably connected in the left bottom of intermediate plate 21 by fulcrum respectively, the lower middle part of grab 24 and
Described one end of rack 23 is connected by rack compression torsion spring 211；The central region of rack 29, which is provided with, slides duct 212, slides duct
212 side walls are provided with limited block 213, and set card column 214 is slidably connected with rack 29 by sliding duct 212 on right clamping piece 25, and
Fixed with limited block 213；The other end of rack 29 is provided with hook, and the hook engages with the ratchet 28, the ratchet 28 and institute
State spring catch 27 to be fixedly connected, the spring catch 27 is fixed on the top of right clamping piece 25 by the spring catch stage clip 26.The spine
Tooth 28 is provided with ratchet pin 31 and ratchet pin button 32, and ratchet pin 31 inserts ratchet 28, and ratchet pin button 32 sets right clamping piece 25
Outside is used to control ratchet pin 31.
The utility model is before use, the position that ratchet pin button 32 is pushed out, as shown in figure 5, above being pushed away in lower grab
When being stuck on grab, the hook on rack 29 staggers with ratchet 28, and ratchet 28 and rack 29 can not realize self-locking, now can be with
Break intermediate plate into two with one's hands maximum position manually, the screens block 213 on rack 29 is fixed with card column 214, and intermediate plate can not resilience, such as Fig. 6
It is shown.
Operation principle：By when L-type self-locking drop-proof earthing clamp is articulated on wire 3 in embodiment, ratchet pin button should be made
32 push the position (as shown in Figure 4) of lock, and now lifting self-locking wire clamp 2 upwards with silk rope tangles wire 3, and wire is by rack 29
Push, limited block 213 is unlocked, and left and right intermediate plate, which is tightened up, clamps wire 3.Because the self-locking between ratchet 28 and rack 29 is made
With left and right intermediate plate can not just open again after tightening up, so as to firmly be fixed on wire.Silk rope is hung by suspension ring 12 during mounting
Firmly self-locking wire clamp 2 (as shown in Figure 1), semi-coast silk rope after self-locking wire clamp 2 is fixed on wire, suspension ring 12 are i.e. from line
Come off on folder.During dismounting, silk rope need to be only lifted up again, grab 22 in drive, release lower grab 24, grab is tightened up
The lost its bounce of extension spring 210, self-locking wire clamp integrally unclamps to be departed from from wire.
The present embodiment mounting means is that insulating cord throws hanging installation, is lifted wire clamp using silk rope attached to transmission pressure
Closely, by lifting silk rope, wire clamp is made to be arranged on wire.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Progress equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
1.L type self-locking drop-proof earthing clamps, it is characterised in that：Including self-locking wire clamp (2), the self-locking wire clamp (2) includes left folder
Piece (21), right clamping piece (25) and self-locking mechanism, the self-locking mechanism are arranged on what left intermediate plate (21) and right clamping piece (25) were formed
Interior zone, the self-locking mechanism include upper grab (22), upper grab stage clip (23), lower grab (24), spring catch stage clip (26),
Spring catch (27), ratchet (28), rack (29), grab tighten up extension spring (210) and rack compression torsion spring (211)；
The upper grab (22) is fixedly connected by upper grab stage clip (23) with left intermediate plate (21) top, the lower grab (24) one
End is fastened with upper grab (22), and one end that lower grab (24) other end tightens up extension spring (210) with grab is fixedly connected, described
The other end that grab tightens up extension spring (210) is fixedly connected with right clamping piece (25)；Lower grab (24) middle part and the rack
(29) one end is rotatably connected in the middle part of left intermediate plate (21) bottom, the lower grab (24) and the rack by fulcrum respectively
(29) one end is connected by rack compression torsion spring (211), and rack (29) other end is provided with hook, the hook and the spine
Tooth (28) engages, and the ratchet (28) is fixedly connected with the spring catch (27), and the spring catch passes through the spring catch stage clip
(26) it is fixed on right clamping piece (25) top.
2. L-type self-locking drop-proof earthing clamp according to claim 1, it is characterised in that：The L-type self-locking drop-proof ground wire
Folder also includes insulated wire (11), suspension ring (12) and ground wire (4), and described self-locking wire clamp (2) one end is with insulated wire (11) by hanging
Ring (12) is connected, and self-locking wire clamp (2) other end is connected with ground wire (4)；Insulated wire (11) end and upper grab
(22) one end is fixedly connected.
3. L-type self-locking drop-proof earthing clamp according to claim 1, it is characterised in that：Rack (29) central region
Provided with duct (212) are slided, described slip duct (212) side wall is provided with limited block (213).
4. the L-type self-locking drop-proof earthing clamp according to claim 1 or 3, it is characterised in that：Set on the right clamping piece (25)
There is card column (214), the card column (214) is slidably connected with rack (29) by sliding duct (212).
5. L-type self-locking drop-proof earthing clamp according to claim 1, it is characterised in that：The ratchet (28) is provided with ratchet
(31) and ratchet pin button (32) are sold, the ratchet pin (31) inserts the ratchet (28).
6. L-type self-locking drop-proof earthing clamp according to claim 2, it is characterised in that：The insulated wire is silk rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208337.7U CN207149736U (en) | 2017-09-15 | 2017-09-15 | L-type self-locking drop-proof earthing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208337.7U CN207149736U (en) | 2017-09-15 | 2017-09-15 | L-type self-locking drop-proof earthing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207149736U true CN207149736U (en) | 2018-03-27 |
Family
ID=61668231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721208337.7U Expired - Fee Related CN207149736U (en) | 2017-09-15 | 2017-09-15 | L-type self-locking drop-proof earthing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207149736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768857A (en) * | 2017-09-15 | 2018-03-06 | 武汉里得电力科技股份有限公司 | A kind of L-type self-locking drop-proof earthing clamp |
-
2017
- 2017-09-15 CN CN201721208337.7U patent/CN207149736U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768857A (en) * | 2017-09-15 | 2018-03-06 | 武汉里得电力科技股份有限公司 | A kind of L-type self-locking drop-proof earthing clamp |
| CN107768857B (en) * | 2017-09-15 | 2024-07-16 | 武汉里得电力科技股份有限公司 | L-shaped self-locking anti-drop grounding wire clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |