CN104092144B - Insulator replacement tool - Google Patents
Insulator replacement tool Download PDFInfo
- Publication number
- CN104092144B CN104092144B CN201410254385.4A CN201410254385A CN104092144B CN 104092144 B CN104092144 B CN 104092144B CN 201410254385 A CN201410254385 A CN 201410254385A CN 104092144 B CN104092144 B CN 104092144B
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- Prior art keywords
- pole
- fixing
- line
- cable
- arranging
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- 239000012212 insulator Substances 0.000 title claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Insulators (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Electric Cable Installation (AREA)
Abstract
The present invention relates to electrical network repairing instrument, particularly relate to insulator replacement tool.Insulator replacement tool provided by the invention, can be conveniently placed at pole on the cross-arm of the resistance to tower that rises by arranging fixing bar, improve the fixed efficiency of pole and fixing intensity；By adopting Lever Blocks and rope stretch cable, labor intensity that is convenient and that reduce operator strained by cable；By arranging fixing line and location line, pole is fixing more firm, improves the security performance in replacing insulator process；By arranging bracing piece, further increase pole stability in use.
Description
Technical field
The present invention relates to electrical network repairing instrument, particularly relate to insulator replacement tool.
Background technology
Electrical network, when setting up cable, in order to make resistance to tower and the cable of rising reliably insulate, all arranges insulator at cable and resistance to rising between tower, insulator life-time service or need to be replaced after damaging, to ensure that cable and resistance to rising have reliable insulation between tower.
When changing insulator, first the cable on insulator is pulled down, carry out replacing insulator operation again, owing to cable deadweight is heavier, therefore, need to be fixed on cable after pulling down cable on the cross-arm of the resistance to tower that rises, in prior art, after cable is pulled down from insulator, utilize a pole being arranged on cross-arm that cable is fixed, in use there is pole and fix insecure, the fixing inconvenient operation of cable in this fixed form, in turn results in the inefficient technical problem of replacing insulator.
Summary of the invention
Insulator replacement tool provided by the invention, it is intended to overcome pole in prior art to fix insecure, the inefficient deficiency of replacing insulator.
In order to solve above-mentioned technical problem, the present invention adopts the following technical scheme that insulator replacement tool, and including pole, described pole one end is provided with for fixing the fixing bar of pole, and described fixing bar is vertical with pole, and the other end of described pole is provided with elbow；
Described elbow is provided with the steel wire cable for straining cable, described elbow is additionally provided with the fixed pulley for arranging rope, described fixed pulley is arranged on elbow by bearing pin, described rope one end is provided with the hook for connecting cable, the described rope other end is connected with the Lever Blocks being used for straining cable, and described Lever Blocks is arranged on pole；
Described pole also sets the fixing line for preventing pole from use rotating around fixing bar and the location line for preventing pole from use sliding, described pole is provided with the setting unit for arranging fixing line, being additionally provided with the location division for arranging location line on described pole, described location division is provided with the hole, location for wearing location line；
Being additionally provided with between described fixing bar and pole for improving the bracing piece of bonding strength between pole and fixing bar, described bracing piece one end is welded on pole, and the other end of described bracing piece is welded on fixing bar.
As preferably, described hook includes U-shaped body, described U-shaped body openings place is provided with the bolt for closing opening, described U-shaped body two ends are equipped with the through hole for wearing bolt, the length of described bolt more than the width of U-shaped body openings, by by hook be set to include the structure of U-shaped body and bolt, cable be placed on hook in after with bolt close U-shaped body opening, cable will not skid off hook, improves security performance during replacing insulator.
As preferably, described setting unit includes the wheel for the line that is fastened, described wheel is rotationally connected by connecting pin and is arranged in setting unit, described setting unit is provided with the cavity holding wheel, described cavity arranges the locking hole being equipped with on the two side of connecting pin for locking wheel, described wheel is provided with some through holes for arranging locking pin, the diameter of described locking hole is suitable with the diameter of locking pin, by arranging wheel, and wheel locking pin is locked, owing to fixing line is wrapped on wheel in use procedure, after pull-out is suitable for the fixing line of length, easily wheel can be locked, so that fixing line length can regulate, easy to use；And being wrapped on wheel by fixing line, fixing line take-up or payoff operation are convenient, and fixing line will not be tied a knot, and improves the replacing efficiency of insulator.
As preferably, Lever Blocks is arranged on pole by anchor ear, and by adopting anchor ear to be arranged on pole by Lever Blocks, Lever Blocks is connected with pole reliably, and mounting or dismounting are convenient.
Insulator replacement tool provided by the invention, has the advantage that and can pole be conveniently placed on the cross-arm of the resistance to tower that rises by arranging fixing bar, improve the fixed efficiency of pole and fixing intensity；By adopting Lever Blocks and rope stretch cable, labor intensity that is convenient and that reduce operator strained by cable；By arranging fixing line and location line, pole is fixing more firm, improves the security performance in replacing insulator process；By arranging bracing piece, further increase pole stability in use.
Accompanying drawing explanation
Accompanying drawing 1 is the front view of insulator replacement tool of the present invention,
Accompanying drawing 2 is the left intention of insulator replacement tool of the present invention,
Accompanying drawing 3 is the A direction view of setting unit in accompanying drawing 1,
Accompanying drawing 4 is the front view of wheel in insulator replacement tool of the present invention,
Accompanying drawing 5 is schematic diagram during insulator replacement tool of the present invention use.
Detailed description of the invention
Below in conjunction with accompanying drawing, the insulator replacement tool of the present invention is described further.nullSuch as Fig. 1，Fig. 2，Fig. 3，Fig. 4，Shown in Fig. 5，Insulator replacement tool，Including pole 1，Namely described pole 1 adopts the rod-like piece that steel pipe is made，In order to improve the anti-bending strength of pole 1，The shape of cross section of pole 1 could be arranged to polygon，When pole 1 has enough intensity，When namely use procedure will not bend，The shape of cross section of pole 1 is it can also be provided that circle，Described pole 1 one end is provided with the fixing bar 2 for fixing pole 1，Described fixing bar 2 is vertical with pole 1，The other end of described pole 1 is provided with elbow 3，Described fixing bar 2 is namely for being arranged on the rod member on cross-arm 18 by pole 1，What arranged by fixing bar 2 vertical with pole 1 makes fixing bar 2 fix convenient，Convenient in order to make insulator replacement tool arrange，The plane that when described fixing bar 2 is also perpendicularly to insulator replacement tool tension wire while being perpendicular to pole 1, active force forms with counteracting force，Described fixing bar 2 can also only be perpendicular to pole 1，But this setup，Make insulator replacement tool that when being arranged on cross-arm 18, inconvenience is set，Therefore，Plane this setup that when the fixing bar 2 of prioritizing selection is also perpendicularly to insulator replacement tool tension wire while being perpendicular to pole 1, active force forms with counteracting force；
nullDescribed elbow 3 is provided with the steel wire cable 4 for straining cable，Bigger active force is born in use due to rope，Therefore，Prioritizing selection adopts steel wire cable 4，Described elbow 3 is additionally provided with the fixed pulley 5 for arranging rope 4，Described fixed pulley 5 is arranged on elbow 3 by bearing pin 6，Described rope 4 one end is provided with the hook 7 for connecting cable，Described rope 4 other end is connected with the Lever Blocks 8 being used for straining cable，Described Lever Blocks is arranged on pole 1，Rope 4 is connected with Lever Blocks 8 when namely straining cable and is driven rope 4 by Lever Blocks 8，Owing to cable being pulled down from insulator when changing insulator，Cable deadweight is heavier，The labor intensity of technical staff is significantly reduced by arranging Lever Blocks 8，Lever Blocks 8 is arranged on pole 1 by anchor ear，By adopting anchor ear to be arranged on pole 1 by Lever Blocks 8，Lever Blocks 8 is connected reliably with pole 1，Mounting or dismounting are convenient，
Optionally, such as Fig. 1, shown in Fig. 5, described hook 7 includes U-shaped body 71, described U-shaped body 71 opening part is provided with the bolt 72 for closing opening, described U-shaped body 71 two ends are equipped with the through hole for wearing bolt 72, the length of described bolt 72 is more than the width of U-shaped body 71 opening, by the structure being set to include U-shaped body 71 and bolt 72 by hook 7, cable is placed on links up with the opening closing U-shaped body 71 after in 7 with bolt 72, cable will not skid off hook 7, improves security performance during replacing insulator
Described hook 7 can also adopt the hook 7 of other structure; but the hook 7 adopted to have slip-off preventing performance; during owing to changing insulator, technical staff needs in resistance to tower top end operation of rising, and cable also is located at the top of the resistance to tower that rises; personal safety for resist technology personnel; change insulator time, cable can not from hook 7 Automatic-falling, therefore; when adopting the hook 7 of other structure, hook 7 needs have slip-off preventing performance；
As shown in Figure 5, described pole 1 also set for preventing pole 1 in use around the fixing line 9 of fixing bar 2 rotation and the location line 10 for preventing pole 1 from use sliding, described pole 1 is provided with the setting unit 11 for arranging fixing line 9, described pole 1 is additionally provided with the location division 12 for arranging location line 10, described location division 12 is provided with the hole, location 13 for wearing location line 10, owing to fixing line 9 is to prevent pole 1 from use rotating, therefore fix line 9 and should be arranged in cable active force opposite direction, described location line 10 is being to prevent insulator replacement tool from sliding in specifically used process, therefore, location line 10 should be arranged on in fixing line 9 opposite direction,
Optionally, such as Fig. 1, Fig. 3, shown in Fig. 4, described setting unit 11 includes the wheel 15 for the line 9 that is fastened, described wheel 15 is rotationally connected by connecting pin and is arranged in setting unit 11, described setting unit 11 is provided with the cavity 16 holding wheel 15, described cavity 16 arranges the locking hole being equipped with on the two side of connecting pin for locking wheel 15, described wheel 15 is provided with some through holes for arranging locking pin 17, the diameter of described locking hole is suitable with the diameter of locking pin 17, by arranging wheel 15, and wheel 15 locking pin 17 is locked, owing to fixing line 9 is wrapped on wheel 15 in use procedure, after pull-out is suitable for the fixing line 9 of length, easily wheel 15 can be locked, so that fixing line 9 length can regulate, easy to use；And being wrapped on wheel 15 by fixing line 9, fixing line 9 take-up or payoff operation are convenient, and fixing line 9 will not be tied a knot, and improves the replacing efficiency of insulator；When line 9 is fixed in pull-out, extract locking pin 17 out, make wheel 15 be in free state, fixing line 9 can be pulled out, after fixing line 9 pulls out appropriate length, locking pin 17 is inserted and wheel 15 can be locked, so that fixing line 9 can not be drawn out again, during take-up, technical staff directly can carry out take-up by rotating wheel 15, therefore, this wheel 15 should have the appearance wire casing holding fixing line 9, and namely wheel 15 has the depression holding fixing line 9 at the middle part of axis direction；
As shown in Figure 2, the bracing piece 14 for improving bonding strength between pole 1 and fixing bar 2 it is additionally provided with between described fixing bar 2 and pole 1, described bracing piece 14 one end is welded on pole 1, the other end of described bracing piece 14 is welded on fixing bar 2, the set-up mode of described fixing bar 2, pole 1 and bracing piece 14 should form triangle, owing to triangle has good stability, this improves the bonding strength of pole 1 and fixing bar 2.
Technique scheme is in use, as shown in Figure 5, first fixing bar 2 is fixed on cross-arm 18, described fixing bar 2 can be arranged on cross-arm 18 by structures such as anchor ears, then again the free end that fixing line 9 is arranged is arranged on cross-arm 18, namely the free end of described fixing line 9 fixes one end that line 9 is not connected with pole 1, in order to make fixing line 9 can bear bigger active force, described fixing line 9 should be arranged on pole 1 away from one end of fixing bar 2, and described fixing line 9 should have more than 0 degree of angle less than 90 degree with cross-arm 18 after being provided with；Then again location line 10 is arranged on cross-arm 18, described location line 10 and fixing line 9 all can be arranged on cross-arm 18 by the mode bundled, can also be arranged on cross-arm 18 by the mode that bolt 72 connects when cross-arm 18 has through hole, after pole 1 is fixed on cross-arm 18, with hook 7, cable will be hung up properly, to link up with 7 closure of openings with clamping screw 72 again, then cable can be strained and fix by operation Lever Blocks 8；Pole 1 can be conveniently placed on the cross-arm 18 of the resistance to tower that rises by arranging fixing bar 2, improve the fixed efficiency of pole 1 and fixing intensity；By adopting Lever Blocks 8 and rope 4 to strain cable, labor intensity that is convenient and that reduce operator strained by cable；By arranging fixing line 9 and location line 10, pole 1 is fixing more firm, improves the security performance in replacing insulator process；By arranging bracing piece 14, further increase pole 1 stability in use.
These are only the preferred embodiment of the present invention, it is intended to embody prominent technique effect and the advantage of the present invention, be not the restriction to technical scheme.Those skilled in the art will appreciate that all are based on the made amendment of the technology of the present invention content, change or substitute technology feature, all should be covered by the technology category that claims of the present invention are advocated.
Claims (2)
1. insulator replacement tool, it is characterized in that: include pole (1), described pole (1) one end is provided with the fixing bar (2) for fixing pole (1), described fixing bar (2) is vertical with pole (1), and the other end of described pole (1) is provided with elbow (3)；
Described elbow (3) is provided with the steel wire cable (4) for straining cable, described elbow (3) is additionally provided with the fixed pulley (5) for arranging rope (4), described fixed pulley (5) is arranged on elbow (3) by bearing pin (6), described rope (4) one end is provided with the hook (7) for connecting cable, described rope (4) other end is connected with the Lever Blocks (8) being used for straining cable, and described Lever Blocks is arranged on pole (1)；
Described pole (1) also sets the fixing line (9) for preventing pole (1) from use rotating around fixing bar (2) and is used for the location line (10) preventing pole (1) from use sliding, described pole (1) is provided with the setting unit (11) for arranging fixing line (9), being additionally provided with the location division (12) for arranging location line (10) on described pole (1), described location division (12) are provided with the hole, location (13) for wearing location line (10)；
The bracing piece (14) for improving bonding strength between pole (1) and fixing bar (2) it is additionally provided with between described fixing bar (2) and pole (1), described bracing piece (14) one end is welded on pole (1), and the other end of described bracing piece (14) is welded on fixing bar (2)；
Described hook (7) includes U-shaped body (71), described U-shaped body (71) opening part is provided with the bolt (72) for closing opening, described U-shaped body (71) two ends are equipped with the through hole for wearing bolt (72), and the length of described bolt (72) is more than the width of U-shaped body (71) opening；Described setting unit (11) includes the wheel (15) for the line that is fastened (9), described wheel (15) is rotationally connected by connecting pin and is arranged in setting unit (11), described setting unit (11) is provided with the cavity (16) holding wheel (15), described cavity (16) arranges the locking hole being equipped with on the two side of connecting pin for locking wheel (15), described wheel (15) is provided with some through holes for arranging locking pin (17), and the diameter of described locking hole is suitable with the diameter of locking pin (17).
2. insulator replacement tool according to claim 1, it is characterised in that: Lever Blocks (8) is arranged on pole (1) by anchor ear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410254385.4A CN104092144B (en) | 2014-06-10 | 2014-06-10 | Insulator replacement tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410254385.4A CN104092144B (en) | 2014-06-10 | 2014-06-10 | Insulator replacement tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104092144A CN104092144A (en) | 2014-10-08 |
| CN104092144B true CN104092144B (en) | 2016-07-13 |
Family
ID=51639836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410254385.4A Active CN104092144B (en) | 2014-06-10 | 2014-06-10 | Insulator replacement tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN104092144B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105162047A (en) * | 2015-10-30 | 2015-12-16 | 国网浙江慈溪市供电公司 | Wire bracket |
| CN105314461B (en) * | 2015-11-10 | 2018-06-12 | 国家电网公司 | Electric power cable tension device |
| CN105703268B (en) * | 2016-03-04 | 2018-05-11 | 国网山东省电力公司菏泽供电公司 | Conducting wire falling proof device |
| CN106930594A (en) * | 2017-03-21 | 2017-07-07 | 江苏神马电力股份有限公司 | A kind of insulator crossarm and power tower |
| CN108879477B (en) * | 2018-07-27 | 2021-08-03 | 国网山东省电力公司烟台供电公司 | Special tool for replacing linear insulator of power transmission line |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2598041A1 (en) * | 1986-04-25 | 1987-10-30 | Electricite De France | Device for temporarily supporting and lifting a cable |
| CN103441453A (en) * | 2013-09-03 | 2013-12-11 | 杨军 | Line suspending device |
| CN203423430U (en) * | 2013-07-26 | 2014-02-05 | 国家电网公司 | Insulator maintenance device |
| CN203883372U (en) * | 2014-06-10 | 2014-10-15 | 国家电网公司 | Insulator replacing tool |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8051544B2 (en) * | 2007-12-24 | 2011-11-08 | Haverfield International Incorporated | Method of replacing insulators on a tower and insulator support and transport assembly therefor |
-
2014
- 2014-06-10 CN CN201410254385.4A patent/CN104092144B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2598041A1 (en) * | 1986-04-25 | 1987-10-30 | Electricite De France | Device for temporarily supporting and lifting a cable |
| CN203423430U (en) * | 2013-07-26 | 2014-02-05 | 国家电网公司 | Insulator maintenance device |
| CN103441453A (en) * | 2013-09-03 | 2013-12-11 | 杨军 | Line suspending device |
| CN203883372U (en) * | 2014-06-10 | 2014-10-15 | 国家电网公司 | Insulator replacing tool |
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| Publication number | Publication date |
|---|---|
| CN104092144A (en) | 2014-10-08 |
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