CN103904589A - Pin pulling pliers for replacing tension insulator of ground potential of power transmission line and use method thereof - Google Patents
Pin pulling pliers for replacing tension insulator of ground potential of power transmission line and use method thereof Download PDFInfo
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- CN103904589A CN103904589A CN201410167420.9A CN201410167420A CN103904589A CN 103904589 A CN103904589 A CN 103904589A CN 201410167420 A CN201410167420 A CN 201410167420A CN 103904589 A CN103904589 A CN 103904589A
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- connecting rod
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- transmission line
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Abstract
The invention discloses a pair of pin pulling pliers for replacing a tension insulator of a ground potential of a power transmission line and a use method of the pin pulling pliers. The pair of pin pulling pliers comprises a connecting base, rapid work connectors, a connecting rod, a connecting pull ring, a fan-shaped hinge transmission sheet and a pair of flat nose pliers. The pair of flat nose pliers comprises a pliers head, a pliers head connecting rod and a curved pliers head connecting rod. The fan-shaped hinge transmission sheet is fixedly connected to the connecting base. The two rapid work connectors are arranged at the two ends of the connecting base. One end of the connecting base is fixed to the fan-shaped hinge transmission sheet in a hinged mode. The other end of the connecting rod is fixedly connected to the connecting rod pull ring. The pliers head connecting rod and the connecting rod pull ring are fixedly connected with each other. The connecting base is sleeved with the curved pliers head connecting rod. According to the pair of pin pulling pliers for replacing the tension insulator of the ground potential of the power transmission line, the two rapid work connectors acting in different directions are integrated on the pair of pin pulling pliers, so that the pair of pin pulling pliers are suitable for sockets with different opening directions, the labor intensity of operation personnel is relieved to the maximum extent, and the frequency of replacement of special operation ends is reduced to the maximum extent.
Description
Technical field
The present invention relates to a kind of ultra-high-tension power transmission line hotline maintenance Work tool, be specifically related to a kind of Work tool of 110kV-220kV transmission line earth potential replacement strain insulator and use this Work tool to change the method for strain insulator.
Background technology
Along with social progress, economic construction speed are accelerated, power customer to power department high-quality is provided, power reguirements is more and more higher reliably.Live line working maintenance not only can be for user provides continuously, uninterrupted power supply, and can improve the power supply reliability of electrical network.
Within the scope of China, the replacing live line working work of 110kV-220kV strain insulator string mainly takes the mode of equal potential working to carry out at present.Equal potential working is compared earth potential working, and large, the required personnel of working strength are many, complex procedures, and the electric field radiation that bears of equal potential working personnel and combinational gap are difficult to control and cause job safety to have a big risk.In addition, the operational method of earth potential replacement 110kV-220kV strain insulator and Work tool are also in the stage of fumbling at present at home, in the time of 100kV-220kV transmission line earth potential replacement strain insulator, spring catch cannot be extracted or recover to common pin pulling clamp in earth potential working process, needs one badly specially for the special pin pulling out device of 110kV-220kV power line tension insulator earth potential replacement operation.Therefore, design and develop a kind of specially for the special pin pulling out device of 110kV-220kV power line tension insulator earth potential replacement operation for advance live line working cause development, safeguard that the safe and stable operation of electrical network has great significance, can also bring huge economic results in society simultaneously.
Summary of the invention
The technical problem that while the object of the invention is to for 100kV-220kV transmission line earth potential replacement strain insulator, spring catch cannot be extracted, be recovered to common pin pulling clamp in earth potential working proposes a kind of simple in structure, easy to use, can effectively reduce operating personnel's labour intensity, safe, convenient, complete the pin pulling clamp of extracting, recover spring catch in earth potential replacement strain insulator process efficiently.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of transmission line earth potential replacement strain insulator pin pulling clamp, be used for the operation of 100kV-220kV transmission line earth potential replacement strain insulator and extracted, recovered spring catch operation, comprised Connection Block, quick working joint, connecting rod, connecting rod draw ring, fan-shaped hinge driver blade and homalocephalus pincers; Described homalocephalus pincers comprise binding clip, binding clip connecting rod and binding clip bent connecting rod; Described fan-shaped hinge driver blade is fixedly connected on described Connection Block; Two described quick working joints are fixedly installed on the two ends of described Connection Block; Described connecting rod one end and described fan-shaped hinge driver blade are hinged fixing, and the other one end of described connecting rod is fastened on described connecting rod draw ring; Described binding clip connecting rod and described connecting rod draw ring are interconnected and fixed; Described binding clip bent connecting rod one end and binding clip interconnect, the described binding clip bent connecting rod other end is set on described Connection Block, between described binding clip bent connecting rod and Connection Block, be interference fit, can rely on clamping or the open mode of the frictional force maintenance binding clip between described binding clip bent connecting rod and Connection Block; The present invention has realized the quick working joint of two different directions effects has been incorporated on a pin pulling clamp, to adapt to the insulator bowl head of different openings direction, reduces to greatest extent operating personnel's labour intensity and the number of times of replacing dedicated operations termination.
In the present invention, all parts all adopt stainless steel material to make, and ensure structural strength.
In the present invention, because the size of connecting rod is less, in the insufficient strength of junction, be easy to deform or rupture, therefore,, for addressing this problem, between described connecting rod and fan-shaped hinge driver blade, be provided with a connecting rod link joint, improve the structural strength of junction, improve the reliability connecting.
In the present invention, on described fan-shaped hinge driver blade, offer multiple spacing holes, the spacing hole suitable according to the different choice of operating condition is connected and fixed, and strengthened adaptability of the present invention.
In the present invention, on described Connection Block, be provided with and control trivial pin, for adjusting the tightness between described binding clip bent connecting rod and Connection Block, ensure that the frictional force between described binding clip bent connecting rod and Connection Block keeps clamping or the open mode of binding clip reliably, and then binding clip is clamped reliably or trip spring pin.
The present invention also provides a kind of using method of transmission line earth potential replacement strain insulator pin pulling clamp, in the time carrying out the operation of 100kV-220kV transmission line earth potential replacement strain insulator, pin pulling clamp is docked on insulating bar, complete in the operation of 100kV-220kV transmission line earth potential replacement strain insulator and extract, recover spring catch operation by insulating bar control pin pulling clamp, ensure the safe, convenient, efficient of live line working, comprised following committed step:
Step 1: pin pulling clamp is docked on insulating bar by snap joint;
Step 2: pin pulling clamp is reached socket-clevis eye place by operation insulating bar, inserts laterally large mouthful of interior alignment springs pin of bowl head by binding clip;
Step 3: the direction insulating bar that turns clockwise tightens up jaw fastening spring pin outside large mouthful;
Step 4: after confirming that spring catch is by firm clamping, extract spring catch, complete the operation of pulling pin of spring catch;
Step 5: more finish changing after strain insulator, operate insulating bar the binding clip that accompanies spring catch is slowly inserted in the horizontal large mouth of bowl head;
Step 6: after confirming that spring catch recovers to put in place, be rotated counterclockwise action bars to direction in large mouthful, unclamp jaw and regain pin pulling clamp, complete resuming operation of spring catch.
The present invention makes full use of lever design principle, by insulating bar, less external force is changed into larger power, Connection Block and binding clip bent connecting rod are relatively rotated and tighten up binding clip, Connection Block and binding clip interference fit make binding clip clamp springs pin effectively, in the time that connection insulating bar externally applied forces increases along with leverage, the active force of binding clip produces the external force that clamping is mobile, and spring catch is extracted; The present invention by the quick working joint reasonable integration to of different directions effect on pin pulling clamp, in use can arbitrarily the quick working joint at pin pulling clamp two ends be connected with insulating bar, to adapt to the action need of insulator bowl head of different openings direction, reduce to greatest extent operating personnel's labour intensity and the frequent number of times of replacing dedicated operations termination, simplify the operation step, shortening live line working time, improve the quality of changing operation, ensured the safe, convenient, efficient of live line working.
Brief description of the drawings
Fig. 1 is the structural representation of facing of the present invention;
Fig. 2 is side-looking structural representation of the present invention.
In figure: 1, fan-shaped hinge driver blade, 2, stainless steel bolt, 3, spacing hole, 4, connecting rod link joint, 5, stainless steel connecting rod, 6, connecting rod draw ring, 7, binding clip connecting rod, 8, binding clip, 9, binding clip bent connecting rod, 10, quick working joint, 11. Connection Blocks, 12. control trivial pin.
Embodiment
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
As shown in drawings, a kind of 110kV-220kV transmission line earth potential replacement strain insulator pin pulling clamp, comprises Connection Block 11, quick working joint 10, stainless steel connecting rod 5, connecting rod draw ring 6, fan-shaped hinge driver blade 1 and homalocephalus pincers; Homalocephalus pincers comprise binding clip 8, binding clip connecting rod 7 and binding clip bent connecting rod 9; Fan-shaped hinge driver blade 1 is fixedly connected on Connection Block 11, is structure as a whole; Two quick working joints 10 are arranged on the two ends of Connection Block 11, for connecting fast or replacing insulating bar; It is fixing that stainless steel connecting rod 5 one end are used stainless steel bolt 2 and fan-shaped hinge driver blade 1 to be articulated and connected, and the other one end of stainless steel connecting rod 5 is fastened on connecting rod draw ring 6; Binding clip connecting rod 7 is interconnected and fixed with connecting rod draw ring 6; Binding clip bent connecting rod 9 is set on Connection Block 11, between binding clip bent connecting rod 9 and Connection Block 11, it is interference fit, clamp or open after binding clip 8 by insulating bar, can rely on clamping or the open mode of the frictional force maintenance binding clip 8 between described binding clip bent connecting rod 9 and Connection Block 11; On Connection Block 11, be provided with and control trivial pin 12, for adjusting the tightness between binding clip bent connecting rod 9 and Connection Block 11, ensure that the frictional force between binding clip bent connecting rod 9 and Connection Block 11 keeps clamping or the open mode of binding clip 8 reliably, and then binding clip 8 is clamped or trip spring pin reliably; The present invention has realized the quick working joint 10 of two different directions effects has been incorporated on a pin pulling clamp, to adapt to the insulator bowl head of different openings direction, reduces to greatest extent operating personnel's labour intensity and the number of times of replacing dedicated operations termination.
Embodiment bis-, with the difference of embodiment mono-, offers multiple spacing holes 3 on fan-shaped hinge driver blade 1, the spacing hole 3 suitable according to the different choice of operating condition is connected and fixed with stainless steel connecting rod 5, strengthened adaptability of the present invention.
Embodiment tri-, difference with above-described embodiment, because the size of stainless steel connecting rod 5 is less, in the insufficient strength of junction, be easy to deform or rupture, for addressing this problem, between stainless steel connecting rod 5 and fan-shaped hinge driver blade 1, be provided with a connecting rod link joint 4, connecting rod link joint 4 is made up of linkage connector and brace, on brace, offer the connecting hole corresponding with spacing hole 3, linkage connector is fixedly connected with stainless steel connecting rod 5, brace uses stainless steel bolt 2 hinged fixing with connecting hole and fan-shaped hinge driver blade 1 by spacing hole 3, avoid the size sudden change of junction, improve the structural strength of junction, reduce the difficulty of processing and manufacturing, ensure the reliability connecting, improve the flexibility of field operation.
The present invention also provides a kind of using method of 110kV-220kV transmission line earth potential replacement strain insulator pin pulling clamp, in the time carrying out the operation of 100kV-220kV transmission line earth potential replacement strain insulator, pin pulling clamp is docked on insulating bar, complete in the operation of 100kV-220kV transmission line earth potential replacement strain insulator and extract, recover spring catch operation by insulating bar control pin pulling clamp, ensure the safe, convenient, efficient of live line working, comprised following committed step:
Step 1: pin pulling clamp is docked on insulating bar by snap joint;
Step 2: pin pulling clamp is reached socket-clevis eye place by operation insulating bar, inserts laterally large mouthful of interior alignment springs pin of bowl head by binding clip;
Step 3: the direction insulating bar that turns clockwise tightens up jaw fastening spring pin outside large mouthful;
Step 4: after confirming that spring catch is by firm clamping, extract spring catch, complete the operation of pulling pin of spring catch;
Step 5: more finish changing after strain insulator, operate insulating bar the binding clip that accompanies spring catch is slowly inserted in the horizontal large mouth of bowl head;
Step 6: after confirming that spring catch recovers to put in place, be rotated counterclockwise action bars to direction in large mouthful, unclamp jaw and regain pin pulling clamp, complete resuming operation of spring catch.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. a transmission line earth potential replacement strain insulator pin pulling clamp, is characterized in that: comprise Connection Block, quick working joint, connecting rod, connecting rod draw ring, fan-shaped hinge driver blade and homalocephalus pincers; Described homalocephalus pincers comprise binding clip, binding clip connecting rod and binding clip bent connecting rod; Described fan-shaped hinge driver blade is fixedly connected on described Connection Block; Two described quick working joints are arranged on the two ends of described Connection Block; Described connecting rod one end and described fan-shaped hinge driver blade are hinged fixing, and the other one end of described connecting rod is fastened on described connecting rod draw ring; Described binding clip connecting rod and described connecting rod draw ring are interconnected and fixed; Described binding clip bent connecting rod is set on described Connection Block, between described binding clip bent connecting rod and Connection Block, is interference fit.
2. a kind of transmission line earth potential replacement strain insulator pin pulling clamp as claimed in claim 1, is characterized in that: between described connecting rod and fan-shaped hinge driver blade, be provided with a connecting rod link joint.
3. a kind of transmission line earth potential replacement strain insulator pin pulling clamp as claimed in claim 1, is characterized in that: on described fan-shaped hinge driver blade, offer multiple spacing holes, the spacing hole suitable according to the different choice of operating condition is connected and fixed.
4. a kind of transmission line earth potential replacement strain insulator pin pulling clamp as claimed in claim 1, is characterized in that: on described Connection Block, be provided with and control trivial pin.
5. a kind of transmission line earth potential replacement strain insulator pin pulling clamp as described in claim 1 to 4, is characterized in that: all parts all adopt stainless steel material to make.
6. the using method of a transmission line earth potential replacement strain insulator pin pulling clamp, in the time carrying out the operation of 100kV-220kV transmission line earth potential replacement strain insulator, pin pulling clamp is docked on insulating bar, complete in the operation of 100kV-220kV transmission line earth potential replacement strain insulator and extract, recover spring catch operation by insulating bar control pin pulling clamp, ensure the safe, convenient, efficient of live line working, it is characterized in that: comprised following committed step:
Step 1: pin pulling clamp is docked on insulating bar by snap joint;
Step 2: pin pulling clamp is reached socket-clevis eye place by operation insulating bar, inserts laterally large mouthful of interior alignment springs pin of bowl head by binding clip;
Step 3: the direction insulating bar that turns clockwise tightens up jaw fastening spring pin outside large mouthful;
Step 4: after confirming that spring catch is by firm clamping, extract spring catch, complete the operation of pulling pin of spring catch;
Step 5: more finish changing after strain insulator, operate insulating bar the binding clip that accompanies spring catch is slowly inserted in the horizontal large mouth of bowl head;
Step 6: after confirming that spring catch recovers to put in place, be rotated counterclockwise action bars to direction in large mouthful, unclamp jaw and regain pin pulling clamp, complete resuming operation of spring catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410167420.9A CN103904589B (en) | 2014-04-24 | 2014-04-24 | Pin pulling pliers for replacing tension insulator of ground potential of power transmission line and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410167420.9A CN103904589B (en) | 2014-04-24 | 2014-04-24 | Pin pulling pliers for replacing tension insulator of ground potential of power transmission line and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103904589A true CN103904589A (en) | 2014-07-02 |
| CN103904589B CN103904589B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410167420.9A Active CN103904589B (en) | 2014-04-24 | 2014-04-24 | Pin pulling pliers for replacing tension insulator of ground potential of power transmission line and use method thereof |
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| Country | Link |
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| CN (1) | CN103904589B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104734069A (en) * | 2015-04-14 | 2015-06-24 | 安顺供电局 | Socket tripping device for hot-line replacing 220kV single-conductor linear insulator string |
| CN104993425A (en) * | 2015-08-14 | 2015-10-21 | 国网山东省电力公司枣庄供电公司 | Multifunctional pin puling vice |
| CN108656014A (en) * | 2018-07-26 | 2018-10-16 | 云南电网有限责任公司带电作业分公司 | A kind of special R pins elbow-type peace pin device of insulating bar |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201389807Y (en) * | 2009-01-19 | 2010-01-27 | 绥化电业局 | Antifouling insulator pin-taking pliers |
| CN103124053A (en) * | 2011-11-19 | 2013-05-29 | 黄石供电公司输电中心 | Bidirectional linear dustproof suspension type insulator pin pulling pliers |
| JP2013240836A (en) * | 2012-05-17 | 2013-12-05 | Chugoku Electric Power Co Inc:The | Pliers |
| CN204046063U (en) * | 2014-04-24 | 2014-12-24 | 国家电网公司 | Transmission line earth potential replacement strain insulator pin pulling clamp |
-
2014
- 2014-04-24 CN CN201410167420.9A patent/CN103904589B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201389807Y (en) * | 2009-01-19 | 2010-01-27 | 绥化电业局 | Antifouling insulator pin-taking pliers |
| CN103124053A (en) * | 2011-11-19 | 2013-05-29 | 黄石供电公司输电中心 | Bidirectional linear dustproof suspension type insulator pin pulling pliers |
| JP2013240836A (en) * | 2012-05-17 | 2013-12-05 | Chugoku Electric Power Co Inc:The | Pliers |
| CN204046063U (en) * | 2014-04-24 | 2014-12-24 | 国家电网公司 | Transmission line earth potential replacement strain insulator pin pulling clamp |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104734069A (en) * | 2015-04-14 | 2015-06-24 | 安顺供电局 | Socket tripping device for hot-line replacing 220kV single-conductor linear insulator string |
| CN104734069B (en) * | 2015-04-14 | 2018-08-21 | 安顺供电局 | De- bowl device for charged for replacement 220kV single conductor linear insulator chains |
| CN104993425A (en) * | 2015-08-14 | 2015-10-21 | 国网山东省电力公司枣庄供电公司 | Multifunctional pin puling vice |
| CN108656014A (en) * | 2018-07-26 | 2018-10-16 | 云南电网有限责任公司带电作业分公司 | A kind of special R pins elbow-type peace pin device of insulating bar |
| CN108656014B (en) * | 2018-07-26 | 2023-09-26 | 云南电网有限责任公司带电作业分公司 | Special R-pin elbow type pin mounting device for insulating operation rod |
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| Publication number | Publication date |
|---|---|
| CN103904589B (en) | 2017-05-10 |
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