CN104253394A - Tension insulator string replacement tool - Google Patents
Tension insulator string replacement tool Download PDFInfo
- Publication number
- CN104253394A CN104253394A CN201410410739.XA CN201410410739A CN104253394A CN 104253394 A CN104253394 A CN 104253394A CN 201410410739 A CN201410410739 A CN 201410410739A CN 104253394 A CN104253394 A CN 104253394A
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- Prior art keywords
- card
- main body
- clip
- insulator string
- strain insulator
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Abstract
The invention discloses a tension insulator string replacement tool, which comprises two parallel insulating ropes, wherein the front and back ends of the insulating ropes are respectively connected with a front clip and a back clip, and the left and right ends of the front clip are connected with the front ends of the insulating ropes through linear torsionproof screw rods; the left and right ends of the back clip are connected with the back ends of the insulating ropes, and a middle clip is arranged in front of the back clip between the two insulating ropes; the left and right ends of the middle clip are respectively connected with the back clip through a tightening screw rod, and the sides of the front clip and the back clip are also connected with side connecting plates through middle plates; the side connecting plates are connected with tension insulators. The front clip, the middle clip and the back clip are used as a main body, and the high-strength insulating ropes and the front tightening screw are equipped, accordingly, the tension transfer of a conductive wire is realized, the insulator string is released, and the purposes of replacing the insulator, adjusting the sag and treating the defects of the conductive wire are achieved.
Description
The divisional application of patent application of the present invention to be invention and created name the be patent of invention of " a kind of charged changing tension-resisting insulator specific purpose tool ", the applying date of original application is on September 5th, 2013, and application number is 201310399062X.
Technical field
The present invention relates to and change strain insulator string specific purpose tool.
Background technology
For 500kV track replacement strain insulator-string insulator string conventional method, first strain at rigid insulation bar stringing lead with mechanical lead screw or hydraulic pressure, hook holder with insulating insulator bracket or transfusion bottle again and hang insulator string, insulator string is made to be relaxed state, then depart from insulator string to be connected with the gold utensil between wire, reach the object changing insulator, adjustment sag, process wire defect.
But there is following defect in prior art:
1. rigid insulation bar and bottle-holding rack both bulk, carry carrying limited, on tower live line working personal height operation difficulty and labour intensity all very high.
2. degree is fixing, poor universality, needs to manufacture plurality of specifications Work tool supporting with it.
Summary of the invention
Technical problem to be solved by this invention is just to provide a kind of replacing instrument of strain insulator string, easy to use, and versatility is good.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of replacing instrument of strain insulator string, comprise two insulating cords be arranged in parallel, described insulating cord rear and front end connects front card and rear card respectively, two ends, described front card left and right are connected with insulating cord front end by the anti-torsion wire thick stick of straight line, two ends, described rear card left and right are connected with insulating cord rear end, block in rear card front is provided with between two insulating cords, two ends, described middle card left and right be respectively equipped with one tighten up leading screw with after link and connect, described front card and rear card side are also by intermediate plate connection side gusset piece, and side gusset piece is connected with strain insulator again.
Preferably, before described, card is connected by bolt by clamping member before be symmetrical set two, described front clamping member comprises base plate, described base plate upper center is provided with a brace rod, described brace rod top is provided with connecting cylinder, described base plate, be provided with floor be connected between brace rod with connecting cylinder, be provided with groove bottom described base plate, described base plate is provided with bolt hole in groove both sides.
Preferably, described middle card comprises the middle card main body of circular arc tabular, and in described middle card main body, in-plane is provided with I-shaped boss, and be provided with U-shaped draw-in groove in the middle part of described middle card body rear and coordinate with gusset piece and install, described U-shaped draw-in groove both sides are provided with gusset piece connecting hole.
Preferably, two ends, described middle card main body left and right are provided with tightens up leading screw installing hole and tightens up leading screw and be connected, and described U-shaped draw-in groove extends to I-shaped boss bottom.
Preferably, described rear card comprises the rear card main body of arch sheet structure, be provided with supporting bracket below described rear card main body to support, the described rear card main body left and right sides is provided with insulating cord connecting hole, the described supporting bracket left and right sides is provided with tightens up lead screw hole, the connection board slot that below described rear card main body, middle part is through before and after being provided with for what tighten up that leading screw passes through.
Preferably, described insulating cord rear end by aluminium joint with after link and connect.
Preferably, on described rear card, plane is provided with nylon roller, is provided with rolling wheel support above described rear card main body.
The present invention is main body by front card, middle card, rear card three kinds of jigs, mix high-strength insulating rope and before tighten up leading screw, achieve the transfer of wire tension, insulator string relaxed, reach the object changing insulator, adjustment sag, process wire defect.Its advantage is:
1. this cover instrument highly versatile, energy combination in any, meets the needs of different strain insulator version.
2. this cover tool operation method is easy, and light and flexible, greatly alleviates the workload of live line working personnel on tower.
3. this cover instrument have employed the power tool of " rope ", adopts high-strength insulating rope to instead of stringing insulated tension pole.
4. this cover instrument makes operating efficiency be greatly improved, and specify that the workflow of every typical live line working on alive circuit, operational method and Preventive Control of Dangerous Spot measure further, optimizes part live line working mode and operational method.
5. this cover instrument also improves Super High Voltage Live-line Operation level, perfect 500kV line live-line work Work tool management system further, for carrying out the live line working of transmission line further, contribution has been made in the research improving live line working method, substantially increases the safety and economic operation level of electrical network.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
Fig. 1 is structural representation of the present invention;
Fig. 2 is gusset piece and insulator fit structure schematic diagram;
Fig. 3 is the structural representation of front clamping member;
Fig. 4 is the structural representation of middle card;
Fig. 5 is the structural representation of rear card.
Embodiment
Fig. 1 to Fig. 5 shows the concrete structure of charged changing tension-resisting insulator specific purpose tool of the present invention, it comprises two insulating cords be arranged in parallel 4, described insulating cord 4 rear and front end connects front card 1 and rear card 3 respectively, before described, card about 1 two ends are connected with insulating cord front end by the anti-torsion wire thick stick 10 of straight line, described rear card about 3 two ends are connected with insulating cord 4 rear end, in rear card front is provided with, 2 are blocked between two insulating cords, described middle card about 2 two ends be respectively equipped with one tighten up leading screw 29 with after link and connect, be connected with strain insulator 6 by gusset piece 5 on rear side of card 1 before described, be connected with strain insulator 6 by gusset piece 5 on front side of described rear card 3, the strain insulator 6 at such strain insulator string two ends realizes being connected with this charged changing tension-resisting insulator specific purpose tool.
Before described, card 1 is connected by bolt by clamping member before be symmetrical set two, described front clamping member comprises base plate 11, described base plate upper center is provided with a brace rod 12, described brace rod top is provided with connecting cylinder 13, described base plate, be provided with floor 14 between brace rod with connecting cylinder and be connected, be provided with groove 15 bottom described base plate, described base plate is provided with bolt hole in groove both sides.Two base plate docking also realize bolt connection by bolt hole.Connecting cylinder 13 passes through for the anti-torsion wire thick stick 10 of straight line.
Described middle card 2 comprises the middle card main body 20 of circular arc tabular, and in described middle card main body, in-plane is provided with I-shaped boss 21, and be provided with U-shaped draw-in groove 23 in the middle part of described middle card body rear and coordinate with gusset piece and install, described U-shaped draw-in groove both sides are provided with gusset piece connecting hole 24.Two ends, described middle card main body left and right are provided with tightens up leading screw installing hole 22 and tightens up leading screw and be connected, and described U-shaped draw-in groove extends to bottom I-shaped boss 21.
Described rear card 3 comprises the rear card main body 30 of arch sheet structure, be provided with supporting bracket below described rear card main body to support, the described rear card main body left and right sides is provided with insulating cord connecting hole 32, the described supporting bracket left and right sides is provided with tightens up lead screw hole 33, the connection board slot 34 that below described rear card main body, middle part is through before and after being provided with for what tighten up that leading screw passes through.Described insulating cord rear end by aluminium joint 40 with after link and connect.On described rear card, plane is provided with nylon roller 41, is provided with rolling wheel support 31 above described rear card main body.Aluminium joint 40 can do 360 degree of rotations, to reach the torsion of the stressed rear generation of release high-strength insulating rope.
In addition, intermediate plate 50 connection side gusset piece 51 can also be passed through in described front card 1 and rear card 3 side, and side gusset piece 51 is connected with strain insulator 6 again, can realize the replacing of multiple strain insulator 6 with this.
The present invention achieves the transfer of wire tension by leading screw, insulator string is relaxed, and then can change insulator.
Claims (5)
1. the replacing instrument of a strain insulator string, it is characterized in that: comprise two insulating cords be arranged in parallel (4), described insulating cord (4) rear and front end connects front card (1) and rear card (3) respectively, before described, card (1) two ends, left and right are connected with insulating cord (4) front end by the anti-torsion wire thick stick (10) of straight line, described rear card (3) two ends, left and right are connected with insulating cord (4) rear end, middle card (2) is provided with in rear card (3) front between two insulating cords (4), described middle card (2) two ends, left and right be respectively equipped with one tighten up leading screw (29) with after link and connect, described front card and rear card side are also by intermediate plate connection side gusset piece, and side gusset piece is connected with strain insulator again.
2. the replacing instrument of a kind of strain insulator string according to claim 1, it is characterized in that: before described, card (1) is connected by bolt by clamping member before be symmetrical set two, described front clamping member comprises base plate (11), described base plate upper center is provided with a brace rod (12), described brace rod top is provided with connecting cylinder (13), described base plate, be provided with floor (14) between brace rod with connecting cylinder and be connected, be provided with groove (15) bottom described base plate, described base plate is provided with bolt hole in groove both sides.
3. the replacing instrument of a kind of strain insulator string according to claim 1, it is characterized in that: described middle card comprises the middle card main body (20) of circular arc tabular, in described middle card main body, in-plane is provided with I-shaped boss (21), be provided with U-shaped draw-in groove (23) in the middle part of described middle card body rear to coordinate with gusset piece (5) and install, described U-shaped draw-in groove both sides are provided with gusset piece connecting hole (24).
4. the replacing instrument of a kind of strain insulator string according to claim 3, it is characterized in that: described middle card main body (20) two ends, left and right are provided with tightens up leading screw installing hole (22) and tighten up leading screw and be connected, and described U-shaped draw-in groove extends to I-shaped boss (21) bottom.
5. the replacing instrument of a kind of strain insulator string according to claim 1, it is characterized in that: described rear card comprises the rear card main body (30) of arch sheet structure, be provided with supporting bracket below described rear card main body to support, the described rear card main body left and right sides is provided with insulating cord connecting hole (32), the described supporting bracket left and right sides is provided with tightens up lead screw hole (33), the connection board slot (34) that below described rear card main body, middle part is through before and after being provided with for what tighten up that leading screw passes through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410410739.XA CN104253394B (en) | 2013-09-05 | 2013-09-05 | A kind of replacing instrument of strain insulator string |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399062.XA CN103500961B (en) | 2013-09-05 | 2013-09-05 | Tool special for electrified replacement of strain insulator string |
| CN201410410739.XA CN104253394B (en) | 2013-09-05 | 2013-09-05 | A kind of replacing instrument of strain insulator string |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310399062.XA Division CN103500961B (en) | 2013-09-05 | 2013-09-05 | Tool special for electrified replacement of strain insulator string |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104253394A true CN104253394A (en) | 2014-12-31 |
| CN104253394B CN104253394B (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410410739.XA Active CN104253394B (en) | 2013-09-05 | 2013-09-05 | A kind of replacing instrument of strain insulator string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104253394B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810747A (en) * | 2015-04-14 | 2015-07-29 | 国网河南省电力公司济源供电公司 | Multi-purpose electric power overhaul tool |
| CN105119193A (en) * | 2015-09-07 | 2015-12-02 | 天津送变电工程公司 | Power transmission line strain insulator string replacement method and tool |
| CN105529650A (en) * | 2016-02-19 | 2016-04-27 | 国网福建省电力有限公司 | Fixing device of rear clamp of wing-shaped clamp |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5377402A (en) * | 1993-10-27 | 1995-01-03 | Semple, Jr.; Alan R. | Electrical insulator change-out tool |
| JPH0833169A (en) * | 1994-07-11 | 1996-02-02 | Fujikura Ltd | Suspension support and wiring work method for the suspension support |
| CN201994599U (en) * | 2011-05-05 | 2011-09-28 | 张鉴峰 | General clamping device for replacing insulator of strip steel and iron cap head |
| CN102969672A (en) * | 2012-11-30 | 2013-03-13 | 福建省电力有限公司 | Crossing-type straight-route clamp |
| CN202817606U (en) * | 2012-10-19 | 2013-03-20 | 山东电力集团公司枣庄供电公司 | Horizontal supporting frame for replacing line insulator |
| CN202872263U (en) * | 2012-11-14 | 2013-04-10 | 湖南省电力公司长沙电业局 | Tool charged for replacing double strings of insulators of double bundle conductors of straight line pole |
| CN202872258U (en) * | 2012-11-06 | 2013-04-10 | 湖南省电力公司长沙电业局 | Replacement tool for linear composite insulator string of 110 kV steel-pipe pole |
-
2013
- 2013-09-05 CN CN201410410739.XA patent/CN104253394B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5377402A (en) * | 1993-10-27 | 1995-01-03 | Semple, Jr.; Alan R. | Electrical insulator change-out tool |
| JPH0833169A (en) * | 1994-07-11 | 1996-02-02 | Fujikura Ltd | Suspension support and wiring work method for the suspension support |
| CN201994599U (en) * | 2011-05-05 | 2011-09-28 | 张鉴峰 | General clamping device for replacing insulator of strip steel and iron cap head |
| CN202817606U (en) * | 2012-10-19 | 2013-03-20 | 山东电力集团公司枣庄供电公司 | Horizontal supporting frame for replacing line insulator |
| CN202872258U (en) * | 2012-11-06 | 2013-04-10 | 湖南省电力公司长沙电业局 | Replacement tool for linear composite insulator string of 110 kV steel-pipe pole |
| CN202872263U (en) * | 2012-11-14 | 2013-04-10 | 湖南省电力公司长沙电业局 | Tool charged for replacing double strings of insulators of double bundle conductors of straight line pole |
| CN102969672A (en) * | 2012-11-30 | 2013-03-13 | 福建省电力有限公司 | Crossing-type straight-route clamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810747A (en) * | 2015-04-14 | 2015-07-29 | 国网河南省电力公司济源供电公司 | Multi-purpose electric power overhaul tool |
| CN105119193A (en) * | 2015-09-07 | 2015-12-02 | 天津送变电工程公司 | Power transmission line strain insulator string replacement method and tool |
| CN105529650A (en) * | 2016-02-19 | 2016-04-27 | 国网福建省电力有限公司 | Fixing device of rear clamp of wing-shaped clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104253394B (en) | 2016-10-05 |
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