CN109465490A - A kind of self-locking suspension type bolt clipper in high-altitude - Google Patents
A kind of self-locking suspension type bolt clipper in high-altitude Download PDFInfo
- Publication number
- CN109465490A CN109465490A CN201810580809.4A CN201810580809A CN109465490A CN 109465490 A CN109465490 A CN 109465490A CN 201810580809 A CN201810580809 A CN 201810580809A CN 109465490 A CN109465490 A CN 109465490A
- Authority
- CN
- China
- Prior art keywords
- tong arm
- pawl
- interlocking bar
- strip
- bolt clipper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D29/00—Hand-held metal-shearing or metal-cutting devices
- B23D29/02—Hand-operated metal-shearing devices
- B23D29/023—Hand-operated metal-shearing devices for cutting wires
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/005—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for cutting cables or wires, or splicing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The present invention relates to the self-locking suspension type bolt clippers of line construction apparatus field more particularly to a kind of high-altitude.It includes binding clip and tong arm, tong arm is hingedly made of the first tong arm and the second tong arm, first tong arm is equipped with the first interlocking bar, second tong arm is equipped with the second interlocking bar, one end of first interlocking bar is hinged on the first tong arm, and one end of the second interlocking bar is equipped with hinged shaft, and hinged shaft is equipped with ratchet mechanism, hinged shaft is rotatably arranged on the second tong arm, and the other end of the other end of the first interlocking bar and the second interlocking bar is hinged；Second tong arm is equipped with suspension hook and strip, strip is hinged on suspension hook by shaft, and shaft is equipped with torsional spring for being against one end of strip on suspension hook inner ring, and ratchet mechanism includes pawl and the ratchet that is fixed on hinged shaft, one end of pawl and shaft are connected, and the other end of pawl is against on ratchet.The present invention can improve operating personnel's working efficiency, reduces physical demands and prevent operating personnel from floating bolt clipper and rest on electric utility.
Description
Technical field
The present invention relates to the self-locking suspension type bolt clippers of line construction apparatus field more particularly to a kind of high-altitude.
Background technique
Distribution line is regular during project construction, line maintenance and elimination of equipment defect to be needed to cut cable, leads
The big cross section metal wire rod such as line, wirerope, reinforcing bar.Manual bolt clipper is commonly called as giant bow compass and is divided into hand and ratchet-type, because of operation
Simply, cheap and be widely used in the work such as power construction, O&M.
In power construction, on-site personnel is to be in high aerial (on electric pole or on steel tower), due on bar at the scene
The use of bolt clipper is not that once can be completed, interim circulation is needed to use, it will be above and below bolt clipper according to regulatory requirements
Transmitting or high-altitude binding and fixing are carried out the work, and operating personnel will pay very big physical demands.Therefore operating personnel often schemes
Facilitate to float bolt clipper for the moment and rest on electric utility.When the behaviors such as body rotations, operation of the operating personnel on bar at any time all
It is likely to cause and accidentally touches bolt clipper and it is caused to fall, if ground someone stays or passes through, once hit people and animals
Or ground installation will lead to a disaster, it is dangerous that there are potential falling from high altitude.
Chinese patent Authorization Notice No. CN 203826848 U, authorized announcement date 2014.09.10, entitled " bolt clipper
Hook " discloses a kind of hook for bolt clipper to be fixed on crosspiece, but this bolt clipper hook can not prevent from making
Bolt clipper is floated and is rested on electric utility by industry personnel, however it remains danger of potentially falling.
Summary of the invention
The purpose of the invention is to overcome in the prior art to lead floating rest on electric utility of bolt clipper because of operating personnel
Cause there are the deficiency of falling from high altitude danger, provide it is a kind of can prevent from operating personnel from floating bolt clipper resting on electric utility, simultaneously
The self-locking suspension type bolt clipper in high-altitude for improving operating personnel's working efficiency, reducing physical demands.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of self-locking suspension type bolt clipper in high-altitude, including
Binding clip and tong arm, tong arm are hingedly made of the first tong arm and the second tong arm, and first tong arm is equipped with the first interlocking bar,
Second tong arm is equipped with the second interlocking bar, and one end of the first interlocking bar is hinged on the first tong arm, and one end of the second interlocking bar is set
There is hinged shaft, hinged shaft is equipped with ratchet mechanism, and hinged shaft is rotatably arranged on the second tong arm, the other end of the first interlocking bar and second
The other end of lever is hinged；Second tong arm is equipped with suspension hook and strip, and strip is hinged on suspension hook by shaft, in shaft
Equipped with the torsional spring for being against one end of strip on suspension hook inner ring, ratchet mechanism includes pawl and the spine that is fixed on hinged shaft
Wheel, one end of pawl and shaft are connected, and the other end of pawl is against on ratchet.
During operating personnel cuts wire rod using bolt clipper, the first tong arm is moved closer to the second tong arm, and hinged shaft exists
It is rotated counterclockwise on second tong arm, ratchet is driven to rotate counterclockwise, under the action of torsional spring, pawl blocks ratchet, prevents ratchet
It rotates backward, after binding clip cuts wire rod, the first tong arm cannot be reinflated with the second tong arm, can not reuse bolt clipper.Operation
Personnel need to hang over bolt clipper on electric utility by suspension hook, and during hanging, strip can rotate clockwise certain angle
Degree, since strip and pawl share a shaft, pawl then rotates clockwise certain angle and is detached from from ratchet, and ratchet can be anti-
Turning, the first tong arm and the second tong arm are due to gravity expansion, so that the lock state of the first tong arm and the second tong arm is released, under
Removing bolt clipper when secondary operation can be used.If bolt clipper is not hung on electric utility, bolt clipper is not available, in this way
Operating personnel must use bolt clipper hanging after being finished bolt clipper on electric utility for next, can effectively prevent in this way
Bolt clipper is floated and is rested on electric utility by operating personnel, reduces bolt clipper falling from high altitude risk.
Preferably, the strip and pawl are integrally formed, the angle between strip and pawl is 90 ° ~ 170 °.Make suspension hook
During strip on electric utility rotates, pawl is easier to lift from ratchet, and ratchet is enable smoothly to invert for hanging.
Preferably, the angle between the strip and pawl is 120 ° or 150 °.
Preferably, the length of the pawl is greater than the length of strip.So that the end amount of movement of pawl is greater than strip
End amount of movement guarantees that pawl can be completely disengaged from ratchet.
Preferably, the length of the pawl and the length ratio of strip are 1.1 ~ 2:1.
Preferably, first interlocking bar and the second interlocking bar are respectively positioned on one end on tong arm close to binding clip.It can subtract
The size of few first interlocking bar and the second interlocking bar, is conducive to structure optimization.
The beneficial effects of the present invention are: (1) bolt clipper is when not in use, can be hung on electric utility by suspension hook, no
It needs up and down to transmit bolt clipper or high-altitude binding, reduction operating personnel's physical demands promotes working efficiency；(2) bolt clipper is every
As soon as cutting time wire rod, ratchet mechanism locks bolt clipper, after bolt clipper is hung, lifts pawl solution by the rotation of strip
It except the locking of bolt clipper can just reuse, is hung after promoting operating personnel to be finished bolt clipper, reduction bolt clipper is floating to be put now
As avoiding bolt clipper falling from high altitude.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the enlarged drawing in Fig. 1 at A
Fig. 3 is the structural schematic diagram in the present invention at pawl and strip.
In figure: binding clip 1, tong arm 2, the first tong arm 21, the first interlocking bar 211, the second tong arm 22, the second interlocking bar 221, hinge
Axis 222, ratchet mechanism 3, pawl 31, ratchet 32, suspension hook 4, strip 5, shaft 6.
Specific embodiment
The present invention will be further described in the following with reference to the drawings and specific embodiments.
As shown in Figure 1 to Figure 3, the self-locking suspension type bolt clipper in a kind of high-altitude, including
Binding clip 1 and tong arm 2, tong arm are hingedly made of the first tong arm 21 and the second tong arm 22, and the first tong arm is equipped with the first linkage
Bar 211, the second tong arm are equipped with the second interlocking bar 221, and one end of the first interlocking bar is hinged on the first tong arm, the second interlocking bar
One end be equipped with hinged shaft 222, hinged shaft is equipped with ratchet mechanism 3, and hinged shaft is rotatably arranged on the second tong arm, the first interlocking bar it is another
The other end of one end and the second interlocking bar is hinged.First interlocking bar and the second interlocking bar are respectively positioned on tong arm close to the one of binding clip
End, it is possible to reduce the size of the first interlocking bar and the second interlocking bar is conducive to structure optimization.
Second tong arm is equipped with suspension hook 4 and strip 5, and strip is hinged on suspension hook by shaft 6, and shaft is equipped with for will
One end of strip is against the torsional spring on suspension hook inner ring, and one end of torsional spring is against on strip, and the other end of torsional spring is against on suspension hook, spine
Wheel mechanism includes pawl 31 and the ratchet being fixed on hinged shaft 32, and one end of pawl and shaft are connected, and the other end of pawl is against
On ratchet.Strip and pawl are integrally formed, and the angle between strip and pawl is 90 ° ~ 170 °, and preferably 120 ° or 150 °, strip
Being arranged at an angle with pawl makes suspension hook hanging during strip on electric utility rotates, and pawl is easier to lift from ratchet,
Ratchet is set smoothly to invert.The length of pawl is greater than the length of strip, and the preferably length of pawl and the length ratio of strip is
1.1 ~ 2:1 guarantees that pawl can be completely de- from ratchet so that the end amount of movement of pawl is greater than the end amount of movement of strip
From.
During operating personnel cuts wire rod using bolt clipper, the first tong arm is moved closer to the second tong arm, and hinged shaft exists
It is rotated counterclockwise on second tong arm, ratchet is driven to rotate counterclockwise, under the action of torsional spring, pawl blocks ratchet, prevents ratchet
It rotates backward, after binding clip cuts wire rod, the first tong arm cannot be reinflated with the second tong arm, and operating personnel can not reuse broken string
Pincers.Operating personnel needs to hang over bolt clipper on electric utility by suspension hook, and during hanging, strip can be rotated clockwise
Certain angle, since strip and pawl share a shaft, pawl then rotates clockwise certain angle and is detached from from ratchet, ratchet
It can invert, the first tong arm and the second tong arm are due to gravity expansion, to release the locking of the first tong arm and the second tong arm
State, removing bolt clipper when subsequent operation can be used.If bolt clipper is not hung on electric utility, bolt clipper can not make
With such operating personnel must use bolt clipper hanging after being finished bolt clipper on electric utility for next, can be effective
It prevents from operating personnel from floating bolt clipper to rest on electric utility, reduces bolt clipper falling from high altitude risk.
The beneficial effects of the present invention are: bolt clipper is when not in use, it can be hung on electric utility, not needed by suspension hook
Bolt clipper is transmitted up and down or high-altitude binding, reduction operating personnel's physical demands promote working efficiency；Bolt clipper is every to be cut once
Wire rod, ratchet mechanism just lock bolt clipper, after bolt clipper is hung, lift pawl by the rotation of strip and release bolt clipper
Locking can just reuse, hung after promoting operating personnel to be finished bolt clipper, reduce that bolt clipper is floating to put phenomenon, avoid breaking
Line tweezer falling from high altitude.
Claims (6)
1. a kind of self-locking suspension type bolt clipper in high-altitude, including binding clip and tong arm, tong arm is by the first tong arm and the hinged structure of the second tong arm
At, characterized in that
First tong arm is equipped with the first interlocking bar, and the second tong arm is equipped with the second interlocking bar, and one end of the first interlocking bar is cut with scissors
It connects on the first tong arm, one end of the second interlocking bar is equipped with hinged shaft, and hinged shaft is equipped with ratchet mechanism, and hinged shaft is rotatably arranged on second
On tong arm, the other end of the other end of the first interlocking bar and the second interlocking bar is hinged；
Second tong arm is equipped with suspension hook and strip, and strip is hinged on suspension hook by shaft, and shaft is equipped with for that will block
One end of item is against the torsional spring on suspension hook inner ring, and ratchet mechanism includes pawl and the ratchet that is fixed on hinged shaft, one end of pawl
It is connected with shaft, the other end of pawl is against on ratchet.
2. the self-locking suspension type bolt clipper in a kind of high-altitude according to claim 1, characterized in that the strip and pawl one
Molding, the angle between strip and pawl is 90 ° ~ 170 °.
3. the self-locking suspension type bolt clipper in a kind of high-altitude according to claim 2, characterized in that between the strip and pawl
Angle be 120 ° or 150 °.
4. the self-locking suspension type bolt clipper in a kind of high-altitude according to claim 1 or 2, characterized in that the length of the pawl
Greater than the length of strip.
5. the self-locking suspension type bolt clipper in a kind of high-altitude according to claim 4, characterized in that the length and card of the pawl
The length ratio of item is 1.1 ~ 2:1.
6. the self-locking suspension type bolt clipper in a kind of high-altitude according to claim 1 or 2, characterized in that first interlocking bar
One end on tong arm close to binding clip is respectively positioned on the second interlocking bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810580809.4A CN109465490B (en) | 2018-06-07 | 2018-06-07 | A kind of self-locking suspension type bolt clipper in high-altitude |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810580809.4A CN109465490B (en) | 2018-06-07 | 2018-06-07 | A kind of self-locking suspension type bolt clipper in high-altitude |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109465490A true CN109465490A (en) | 2019-03-15 |
| CN109465490B CN109465490B (en) | 2019-10-18 |
Family
ID=65660011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810580809.4A Active CN109465490B (en) | 2018-06-07 | 2018-06-07 | A kind of self-locking suspension type bolt clipper in high-altitude |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109465490B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU418438A1 (en) * | 1969-11-17 | 1974-03-05 | ||
| CN2533984Y (en) * | 2002-04-12 | 2003-02-05 | 陈杰 | Semi-automatic ratchet wire clippers |
| CN201159263Y (en) * | 2008-03-01 | 2008-12-03 | 刘树林 | Device for fastening cables |
| CN101668612A (en) * | 2007-04-24 | 2010-03-10 | 伦斯泰格工具有限责任公司 | hand-operated pliers |
| KR20140063938A (en) * | 2012-11-19 | 2014-05-28 | 선진산업 (주) | Belt tightening apparatus for tying goods |
| CN203985164U (en) * | 2014-06-27 | 2014-12-10 | 国家电网公司 | Construction of line tree crown clipping device |
| CN204366852U (en) * | 2015-01-15 | 2015-06-03 | 褚学茂 | Turnbuckle |
| CN106229880A (en) * | 2016-07-13 | 2016-12-14 | 国家电网公司 | A kind of ratchet-type insulating blanked clamper line tweezer |
| CN205817925U (en) * | 2016-07-25 | 2016-12-21 | 潘素云 | Pipe for shearing PVC tube is cut |
| CN208386015U (en) * | 2018-06-07 | 2019-01-15 | 国网浙江省电力有限公司衢州供电公司 | A kind of self-locking suspended structure for bolt clipper |
-
2018
- 2018-06-07 CN CN201810580809.4A patent/CN109465490B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU418438A1 (en) * | 1969-11-17 | 1974-03-05 | ||
| CN2533984Y (en) * | 2002-04-12 | 2003-02-05 | 陈杰 | Semi-automatic ratchet wire clippers |
| CN101668612A (en) * | 2007-04-24 | 2010-03-10 | 伦斯泰格工具有限责任公司 | hand-operated pliers |
| CN201159263Y (en) * | 2008-03-01 | 2008-12-03 | 刘树林 | Device for fastening cables |
| KR20140063938A (en) * | 2012-11-19 | 2014-05-28 | 선진산업 (주) | Belt tightening apparatus for tying goods |
| CN203985164U (en) * | 2014-06-27 | 2014-12-10 | 国家电网公司 | Construction of line tree crown clipping device |
| CN204366852U (en) * | 2015-01-15 | 2015-06-03 | 褚学茂 | Turnbuckle |
| CN106229880A (en) * | 2016-07-13 | 2016-12-14 | 国家电网公司 | A kind of ratchet-type insulating blanked clamper line tweezer |
| CN205817925U (en) * | 2016-07-25 | 2016-12-21 | 潘素云 | Pipe for shearing PVC tube is cut |
| CN208386015U (en) * | 2018-06-07 | 2019-01-15 | 国网浙江省电力有限公司衢州供电公司 | A kind of self-locking suspended structure for bolt clipper |
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| Publication number | Publication date |
|---|---|
| CN109465490B (en) | 2019-10-18 |
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