CN104300430A - Supporting tool used for replacing strain tower double insulator strings - Google Patents
Supporting tool used for replacing strain tower double insulator strings Download PDFInfo
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- CN104300430A CN104300430A CN201410593613.0A CN201410593613A CN104300430A CN 104300430 A CN104300430 A CN 104300430A CN 201410593613 A CN201410593613 A CN 201410593613A CN 104300430 A CN104300430 A CN 104300430A
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- supporting tool
- support frame
- vertical support
- shaped base
- pulley
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Abstract
The invention discloses a supporting tool used for replacing strain tower double insulator strings. The supporting tool comprises a body support (1), a pulley shaft (4) and a pulley assembly (6). The body support (1) is composed of a U-shaped base (1-1), perpendicular supports (1-2) and two triangular supporting frames (1-3) installed on the two sides of the perpendicular supports respectively. The pulley shaft (4) is installed at the tops of the perpendicular supports (1-2), the bottoms of the perpendicular supports (1-2) are connected with the U-shaped base (1-1), locking bolts (5) are installed at the bottom of the U-shaped base (1-1), and the pulley assembly (6) is installed on the pulley shaft (4) and located on the perpendicular bisector of the perpendicular supports. Great convenience is brought to an operator in the operation of replacing the insulator strings, the purposes that the supporting tool is convenient and rapid to operate, light in weight, simple and practical are achieved, and the safety and working efficiency of the operator are greatly improved.
Description
Technical field
The present invention relates to a kind of tools manufacturing technology field, specifically a kind of can with broadsword fixture with the use of the supporting tool carrying out changing the two insulator string of strain tower.
Background technology
At present when changing the two insulator string of strain tower of transmission line, needing to use bottle-holding rack to coordinate broadsword fixture, could change insulator.In work, need 3 people on tower to coordinate, the bunch of insulator of the 78kg that weighs is installed to wire and connects on gold utensil, narrow and small in work high above the ground face, easily damage, crush, falling from high altitude, cause personal injury.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of can with broadsword fixture with the use of supporting tool, transmission line work is allowed not need when operation to use bottle-holding rack also normally can carry out operation, greatly facilitate the replacing operation of operating personnel to insulator, and reaching simple operation, lightweight, simple and practical object, fail safe and the operating efficiency of operating personnel are improved all greatly.
The present invention solves the problems of the technologies described above with following technical scheme:
The supporting tool that the present invention changes the two insulator string of strain tower comprises main body rack 1, pulley spindle 4 and pulley assembly 6; The triangular support bracket 1-3 that described main body rack 1 is arranged on vertical support frame both sides respectively by U-shaped base 1-1, vertical support frame 1-2 and two forms, pulley spindle 4 is down installed in 2cm place in the top of vertical support frame 1-2, the bottom of vertical support frame 1-2 is connected with U-shaped base 1-1, clamping screw 5 is equipped with in the bottom of U-shaped base 1-1, pulley spindle 4 is provided with the pulley assembly 6 be positioned on vertical support frame perpendicular bisector.
Split pin 3 is equipped with at the two ends of described pulley spindle 4, and is provided with cover type nut 2 and carries out locking positioning.
Supporting tool tool of the present invention has the following advantages:
1, use supporting tool of the present invention to carry out the two insulator string replacement operation of strain tower, workload reduces greatly, and carrying out not needing to carry when changing insulator string the bottle-holding rack of 28 jin of weighing, staff can reduce to 2 people by operating personnel on tower 3 people and coordinate;
2, greatly reduce that staff damages, crushes, the risk of falling from high altitude, coefficient of safety is improved greatly;
3, instrument is lightweight, easy to carry, occupies little space, and easily takes care of;
4, structure is simple, swift to operate, and reduce the activity duration on bar, power failure, live line working can use, and operating efficiency significantly improves, and benefit is obvious;
5, can carry out work in the air at narrow height, bunch of insulator is promoted by inventive article by surface personnel, and is connected with line hardware, increases work efficiency, and provides convenient, an effective solution for changing strain tower bunch of insulator.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention changes the supporting tool of the two insulator string of strain tower.
Fig. 2 is that the A of Fig. 1 is to partial schematic diagram.
Fig. 3 is the using state schematic diagram of inventive article.
In figure: main body rack 1, base 1-1, vertical support frame 1-2, triangular support bracket 1-3, cover type nut 2, split pin 3, pulley spindle 4, clamping screw 5, pulley assembly 6, cross-arm 7, blocks 8 after machete card, flexible leading screw 9, insulation pulling plate 10, insulator 11, card 12 before machete card, rope 13, wire 14.
Embodiment
As shown in drawings, the supporting tool that the present invention changes the two insulator string of strain tower is formed primarily of main body rack 1, pulley spindle 4 and pulley assembly 6; Main body rack 1 is made up of U-shaped base 1-1, a vertical support frame 1-2 and two triangular support bracket 1-3, two triangular support bracket 1-3 are arranged on the both sides of vertical support frame respectively, play and strengthen fixing effect, pulley spindle 4 is down installed in 2cm place in the top of vertical support frame 1-2, bottom is connected with U-shaped base 1-1, U-shaped base 1-1 is provided with clamping screw 5, pulley spindle 4 is provided with the pulley assembly 6 be positioned on vertical support frame perpendicular bisector, the two ends of pulley spindle 4 are inserted with split pin 3, and carry out locking positioning by cover type nut 2.
The base 1-1 of main body rack 1 can produce according to jig size the base that can be blocked steady machete card, can be made, it plays firmly, supporting role by the channel-section steel of 5mm thickness.
Described vertical support frame 1-2 is welded on base top respectively by the steel plate of two pieces of 5mm thickness and forms; Described triangular support bracket 1-3 is connected and fixed vertical support frame upper end and base by two round steel of φ 12 and is formed.
The pulley spindle 4 that the present invention adopts is punching axles, in Da Liangge hole, vertical support frame 1-2 upper end, pulley assembly 6 is fixed on the centre position of vertical support frame with pulley spindle 4 assembling, plays a supporting role; The two ends of pulley spindle 4 connect cover type nut 2 respectively and pulley spindle 4 are firmly fixed on vertical support frame, and are inserted with split pin 3 in the front end of cover type nut 2, limit pulley spindle 4 be subjected to displacement by cover type nut 2 and split pin 3, and pulley assembly 6 can be run well.
The clamping screw 5 that the present invention adopts is galvanized bolts of φ 10, and it is positioned at base 1-1 lower end, blocks, prevent base skidding, play firm effect before the base 1-1 of main body rack 1 is firmly fixed on machete card.
The pulley assembly 6 that the present invention adopts is fixed on the centre of vertical support frame 1-2 by pulley spindle 4, allow pulley assembly 6 when changing insulator string 11, ground electrician can promote insulator string with rope 13 by pulley assembly 6 manpower.
The using method of inventive article is as follows:
As shown in Figure 3, when carrying out replacing insulator, the staff of cross-arm 7 side is arranged on yoke plate by blocking 8 after machete card, the staff of wire 13 side is arranged on yoke plate by blocking 12 before machete card, block on 12 before the base 1-1 of supporting tool of the present invention being fixed on machete card by clamping screw 5 simultaneously, by flexible leading screw 9 between blocking 8 after blocking 12 and machete card before machete card, insulation pulling plate 10 connects, by rotating telescopic screw rod 9, the tension force on insulator string 11 is made to transfer to flexible leading screw 9, time on insulation pulling plate 10 and jig, insulator string 11 is made to be in relaxed state, the staff of wire 14 side is with around the good insulator string one end of rope 13 colligation on pulley assembly 6, then surface personnel pulls rope 13 to mention insulator string 11 by pulley assembly 6 manpower, so just be easy to that insulator string and wire gold utensil are completed disengaging operate, insulator string 11 is slowly put into the state of not stressing, the staff of cross-arm 7 side and surface personnel pass through work coaster by bunch of insulator let-down ground, namely coordinated the operating process of let-down bunch of insulator with inventive article by machete card, the process changing new insulator string is inverse operation.
Claims (2)
1. change the supporting tool of the two insulator string of strain tower, it is characterized in that, it comprises main body rack (1), pulley spindle (4) and pulley assembly (6); Described main body rack (1) is made up of U-shaped base (1-1), vertical support frame (1-2) and two triangular support brackets (1-3) being arranged on vertical support frame both sides respectively, pulley spindle (4) is installed at the top of vertical support frame (1-2), the bottom of vertical support frame (1-2) is connected with U-shaped base (1-1), clamping screw (5) is equipped with in the bottom of U-shaped base (1-1), pulley spindle (4) is provided with the pulley assembly (6) be positioned on vertical support frame perpendicular bisector.
2. change the supporting tool of the two insulator string of strain tower according to claim 1, it is characterized in that, split pin (3) is equipped with at the two ends of described pulley spindle (4), and is provided with cover type nut (2) and carries out locking positioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410593613.0A CN104300430A (en) | 2014-10-28 | 2014-10-28 | Supporting tool used for replacing strain tower double insulator strings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410593613.0A CN104300430A (en) | 2014-10-28 | 2014-10-28 | Supporting tool used for replacing strain tower double insulator strings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104300430A true CN104300430A (en) | 2015-01-21 |
Family
ID=52320062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410593613.0A Pending CN104300430A (en) | 2014-10-28 | 2014-10-28 | Supporting tool used for replacing strain tower double insulator strings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104300430A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808533A (en) * | 2018-08-30 | 2018-11-13 | 邹平县供电公司 | A kind of device and method for power equipment maintaining |
| CN110768165A (en) * | 2019-12-09 | 2020-02-07 | 云南电网有限责任公司昆明供电局 | Device for replacing whole string of tension insulators at cross arm end and wire end of direct-current transmission line |
| CN112234507A (en) * | 2020-11-19 | 2021-01-15 | 广西电网有限责任公司贺州供电局 | Linear rod back-rail wire lifting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2404241Y (en) * | 1999-11-12 | 2000-11-01 | 湖南省长沙电业局 | Apparatus capable of changing strain insulator-chain electrical 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 |
| CN203632114U (en) * | 2013-12-09 | 2014-06-04 | 云南电网公司带电作业分公司 | Single-wheel insulating pulley |
| CN203813330U (en) * | 2014-05-12 | 2014-09-03 | 国家电网公司 | Tool for live-line replacement of 500 kV strain insulator strings |
| CN204131002U (en) * | 2014-10-28 | 2015-01-28 | 广西电网有限责任公司贺州供电局 | For changing the supporting tool of the two insulator string of strain tower |
-
2014
- 2014-10-28 CN CN201410593613.0A patent/CN104300430A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2404241Y (en) * | 1999-11-12 | 2000-11-01 | 湖南省长沙电业局 | Apparatus capable of changing strain insulator-chain electrical 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 |
| CN203632114U (en) * | 2013-12-09 | 2014-06-04 | 云南电网公司带电作业分公司 | Single-wheel insulating pulley |
| CN203813330U (en) * | 2014-05-12 | 2014-09-03 | 国家电网公司 | Tool for live-line replacement of 500 kV strain insulator strings |
| CN204131002U (en) * | 2014-10-28 | 2015-01-28 | 广西电网有限责任公司贺州供电局 | For changing the supporting tool of the two insulator string of strain tower |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808533A (en) * | 2018-08-30 | 2018-11-13 | 邹平县供电公司 | A kind of device and method for power equipment maintaining |
| CN110768165A (en) * | 2019-12-09 | 2020-02-07 | 云南电网有限责任公司昆明供电局 | Device for replacing whole string of tension insulators at cross arm end and wire end of direct-current transmission line |
| CN112234507A (en) * | 2020-11-19 | 2021-01-15 | 广西电网有限责任公司贺州供电局 | Linear rod back-rail wire lifting device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150121 |