CN201137455Y - Antiskid insulated flat ladder - Google Patents
Antiskid insulated flat ladder Download PDFInfo
- Publication number
- CN201137455Y CN201137455Y CNU2007200883787U CN200720088378U CN201137455Y CN 201137455 Y CN201137455 Y CN 201137455Y CN U2007200883787 U CNU2007200883787 U CN U2007200883787U CN 200720088378 U CN200720088378 U CN 200720088378U CN 201137455 Y CN201137455 Y CN 201137455Y
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- China
- Prior art keywords
- side beam
- bolt
- insulated ladder
- fixture block
- bolt hole
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an electriferous-operating toolslive line tool of a high voltage transmission line, in particular to an anti-skid insulation flat ladder, which comprises an insulation flat ladder (2), two universal connectors (1) and a trip hook (3), wherein the insulation flat ladder is composed of a left beam (21), a right beam (22) and a footrest (23). The footrest is between the left and the right beams and fixedly connected with the left and right beams, the left beam, the right beam and the footrest are made from insulation materials. The utility model is characterized in that the front ends of the left and right beams of the insulation flat ladder (2) are respectively and fixedly connected with the left and right ends of the trip hook (3) via a first bolt (4) and a fourth bolt (19), the back ends of the left and right beams of the insulation flat ladder (2) are respectively and fixedly connected with an universal connector (1). The electriferous-operating toolslive line tool has the advantages of simple structure, easy operation and high safety.
Description
Technical field
The utility model relates to a kind of ultra-high-tension power transmission line live line tool.
Background technology
Existing insulated ladder is made of left side beam, right side beam and each foot rest of being arranged on therebetween, and the material of left side beam, right side beam, foot rest is insulation materials.The strain insulator coil holder that is mainly used in ultra-high-tension power transmission line is fastening, damper resets, insulator replacing etc.Because the both ends of insulated ladder do not have fastening devices, during use, landing easily, instability, dangerous; When the lead of ultra-high-tension power transmission line outwards changeed, insulated ladder can't overlap, and used inconvenient.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, anti-skidding insulated ladder that safety is good.
To achieve these goals, the technical solution of the utility model is: anti-skidding insulated ladder, it comprises insulated ladder 2, universal coupling head 1, has contact with 3, insulated ladder is made of left side beam 21, right side beam 22 and foot rest 23, foot rest is fixedlyed connected between left side beam and right side beam and with left side beam, right side beam, and the material of left side beam, right side beam, foot rest is respectively insulation materials; It is characterized in that: the left side beam of insulated ladder 2, the leading section of right side beam are fixedlyed connected with the left and right end portions of having contact with 3 by first bolt 4, the 4th bolt 19 respectively, the left side beam of insulated ladder 2, the fixedly connected one universal coupling head 1 respectively of the rearward end of right side beam.
Describedly have contact with 3 and comprise hook 15, the 3rd bolt 16, junction plate 17,17 one-tenth bow types of junction plate, the middle part of junction plate 17 by the 3rd bolt 16 pass the 3rd bolt hole at junction plate 17 middle parts, the 3rd bolt hole and hook 15 on the hook 15 is hinged, the 3rd bolt 16 is rotary with stop nut; The left part of junction plate 17 is provided with the 4th bolt hole 20, the right part of junction plate 17 is provided with first bolt hole 18, the 4th bolt 19 passes and screws on nut behind the 4th bolt hole on the left side beam of the 4th bolt hole 20, insulated ladder 2 of the left part of junction plate 17 and fixedly connected with left side beam, and first bolt 4 passes and screws on nut behind first bolt hole on the right side beam of first bolt hole 18, insulated ladder 2 of the right part of junction plate 17 and fixedly connected with the right side beam of insulated ladder 2.
Described universal coupling head 1 comprises second bolt 5, left intermediate plate 6, following fixture block 7, goes up fixture block 10, screw mandrel 11, hold-down nut 12, connecting rod 13, right clamping piece 14, the upper end of left side intermediate plate 6, right clamping piece 14 is hinged by connecting rod 13, left side intermediate plate 6, right clamping piece 14 are positioned at the right part of connecting rod 13, the bottom of left side intermediate plate 6, right clamping piece 14 is provided with second bolt hole respectively, and second bolt 5 passes second bolt hole of left intermediate plate 6, right clamping piece 14 bottoms and fixed by nut; The left part of following fixture block 7 is provided with lower bayonet slot 8, and the right part of following fixture block 7 is provided with the screw mandrel through hole, and the left part of last fixture block 10 is provided with draw-in groove 9, and the right part of last fixture block 10 is provided with the screw mandrel through hole; Fixedly connected with the left part of connecting rod 13 in the lower end of screw mandrel 11, the upper end of screw mandrel 11 is passed down the screw mandrel through hole of fixture block 7, screwed on hold-down nut 12 after going up the screw mandrel through hole of fixture block 10; Lower bayonet slot 8 is positioned on the same axis with last draw-in groove 9, and opening is relative; The left side beam of insulated ladder 2 or the rearward end of right side beam are fixing by second bolt 5 between the left intermediate plate 6 of universal coupling head 1, right clamping piece 14.
The beneficial effects of the utility model are: adopt said structure, it is simple in structure; The leading section of employing insulated ladder 2 is fixedly connected to have contact with 3, but has contact with on the 3 hook power lines, prevents the front end landing of insulated ladder 2; (be stuck in lower bayonet slot 8, go up in the draw-in groove 9) blocked in the left side beam of insulated ladder 2, the fixedly connected one universal coupling head 1 respectively of the rearward end of right side beam, the angle bar with on the ultra-high-tension power transmission line tower of universal coupling head 1, prevents the rear end landing of insulated ladder 2; The front and back end of insulated ladder 2 all can not landing, so safety is good.
The joint that universal coupling head 1 is made of left intermediate plate 6, right clamping piece 14 can be around connecting rod 13 rotations, but universal coupling head 1 by fixture block 7 down, go up another joint wire winding rod rotation that fixture block 10 constitutes, promptly 2 joints can be realized 360 degree rotations.Universal coupling head 1 can connect the angle bar on the ultra-high-tension power transmission line tower of different directions, and when the lead of ultra-high-tension power transmission line outwards changeed, insulated ladder also can overlap, and was easy to use.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the universal coupling head 1 of the utility model;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is that the utility model has contact with 3 structural representation;
Fig. 5 is the structural representation of the utility model insulated ladder 2;
Among the figure: the universal coupling head of 1-, the 2-insulated ladder, 3-has contact with, 4-first bolt, 5-second bolt, 6-left side intermediate plate, fixture block under the 7-, 8-lower bayonet slot, the last draw-in groove of 9-, the last fixture block of 10-, 11-screw mandrel, 12-hold-down nut, the 13-connecting rod, 14-right clamping piece, 15-hook, 16-the 3rd bolt, the 17-junction plate, 18-first bolt hole, 19-the 4th bolt, 20-the 4th bolt hole, the 21-left side beam, 22-right side beam, 23-foot rest.
The specific embodiment
As Fig. 1, shown in Figure 5, anti-skidding insulated ladder, it comprises insulated ladder 2, universal coupling head 1, has contact with 3, insulated ladder is made of left side beam 21, right side beam 22 and foot rest 23, foot rest is fixedlyed connected between left side beam and right side beam and with left side beam, right side beam, and the material of left side beam, right side beam, foot rest is respectively insulation materials; The left side beam of insulated ladder 2, the leading section of right side beam are fixedlyed connected with the left and right end portions of having contact with 3 by first bolt 4, the 4th bolt 19 respectively, the left side beam of insulated ladder 2, the fixedly connected one universal coupling head 1 respectively of the rearward end of right side beam.
As shown in Figure 4, describedly have contact with 3 and comprise hook 15, the 3rd bolt 16, junction plate 17,17 one-tenth bow types of junction plate, the middle part of junction plate 17 by the 3rd bolt 16 pass the 3rd bolt hole at junction plate 17 middle parts, the 3rd bolt hole and hook 15 on the hook 15 is hinged, the 3rd bolt 16 is rotary with stop nut; The left part of junction plate 17 is provided with the 4th bolt hole 20, the right part of junction plate 17 is provided with first bolt hole 18, the 4th bolt 19 passes and screws on nut behind the 4th bolt hole on the left side beam of the 4th bolt hole 20, insulated ladder 2 of the left part of junction plate 17 and fixedly connected with left side beam, and first bolt 4 passes and screws on nut behind first bolt hole on the right side beam of first bolt hole 18, insulated ladder 2 of the right part of junction plate 17 and fixedly connected with the right side beam of insulated ladder 2.
As Fig. 2, shown in Figure 3, described universal coupling head 1 comprises second bolt 5, left intermediate plate 6, following fixture block 7, goes up fixture block 10, screw mandrel 11, hold-down nut 12, connecting rod 13, right clamping piece 14, the upper end of left side intermediate plate 6, right clamping piece 14 is hinged by connecting rod 13, left side intermediate plate 6, right clamping piece 14 are positioned at the right part of connecting rod 13, the bottom of left side intermediate plate 6, right clamping piece 14 is provided with second bolt hole respectively, and second bolt 5 passes second bolt hole of left intermediate plate 6, right clamping piece 14 bottoms and fixed by nut; The left part of following fixture block 7 is provided with lower bayonet slot 8, and the right part of following fixture block 7 is provided with the screw mandrel through hole, and the left part of last fixture block 10 is provided with draw-in groove 9, and the right part of last fixture block 10 is provided with the screw mandrel through hole; Fixedly connected with the left part of connecting rod 13 (as welding) in the lower end of screw mandrel 11, the upper end of screw mandrel 11 screws on hold-down nut 12 after passing down the screw mandrel through hole of the screw mandrel through hole of fixture block 7, last fixture block 10; Lower bayonet slot 8 is positioned on the same axis with last draw-in groove 9, and opening is relative; The left side beam of insulated ladder 2 or the rearward end of right side beam are fixing by second bolt 5 between the left intermediate plate 6 of universal coupling head 1, right clamping piece 14.
Claims (3)
1. anti-skidding insulated ladder, it comprises insulated ladder (2), universal coupling head (1), has contact with (3), insulated ladder is made of left side beam (21), right side beam (22) and foot rest (23), foot rest is fixedlyed connected between left side beam and right side beam and with left side beam, right side beam, and the material of left side beam, right side beam, foot rest is respectively insulation materials; It is characterized in that: the left side beam of insulated ladder (2), the leading section of right side beam are fixedlyed connected with the left and right end portions of having contact with (3) by first bolt (4), the 4th bolt (19) respectively, the left side beam of insulated ladder (2), the fixedly connected one universal coupling head (1) respectively of the rearward end of right side beam.
2. anti-skidding insulated ladder according to claim 1, it is characterized in that: described having contact with (3) comprises hook (15), the 3rd bolt (16), junction plate (17), junction plate (17) becomes the bow type, the middle part of junction plate (17) by the 3rd bolt (16) pass the 3rd bolt hole at junction plate (17) middle part, the 3rd bolt hole and hook (15) on the hook (15) is hinged, the 3rd bolt (16) is rotary with stop nut; The left part of junction plate (17) is provided with the 4th bolt hole (20), the right part of junction plate (17) is provided with first bolt hole (18), the 4th bolt (19) passes and screws on nut behind the 4th bolt hole on the left side beam of the 4th bolt hole (20), insulated ladder (2) of the left part of junction plate (17) and fixedly connected with left side beam, and first bolt (4) passes and screws on nut behind first bolt hole on the right side beam of first bolt hole (18), insulated ladder (2) of the right part of junction plate (17) and fixedly connected with the right side beam of insulated ladder (2).
3. anti-skidding insulated ladder according to claim 1, it is characterized in that: described universal coupling head (1) comprises second bolt (5), left side intermediate plate (6), following fixture block (7), last fixture block (10), screw mandrel (11), hold-down nut (12), connecting rod (13), right clamping piece (14), left side intermediate plate (6), the upper end of right clamping piece (14) is hinged by connecting rod (13), left side intermediate plate (6), right clamping piece (14) is positioned at the right part of connecting rod (13), left side intermediate plate (6), the bottom of right clamping piece (14) is provided with second bolt hole respectively, and second bolt (5) passes left intermediate plate (6), second bolt hole of right clamping piece (14) bottom is fixed by nut; The left part of following fixture block (7) is provided with lower bayonet slot (8), and the right part of following fixture block (7) is provided with the screw mandrel through hole, and the left part of last fixture block (10) is provided with draw-in groove (9), and the right part of last fixture block (10) is provided with the screw mandrel through hole; Fixedly connected with the left part of connecting rod (13) in the lower end of screw mandrel (11), the upper end of screw mandrel (11) is passed down the screw mandrel through hole of fixture block (7), screwed on hold-down nut (12) after going up the screw mandrel through hole of fixture block (10); Lower bayonet slot (8) is positioned on the same axis with last draw-in groove (9), and opening is relative; The left side beam of insulated ladder (2) or the rearward end of right side beam are positioned between the left intermediate plate (6), right clamping piece (14) of universal coupling head (1) fixing by second bolt (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200883787U CN201137455Y (en) | 2007-11-22 | 2007-11-22 | Antiskid insulated flat ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200883787U CN201137455Y (en) | 2007-11-22 | 2007-11-22 | Antiskid insulated flat ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201137455Y true CN201137455Y (en) | 2008-10-22 |
Family
ID=40038141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200883787U Expired - Fee Related CN201137455Y (en) | 2007-11-22 | 2007-11-22 | Antiskid insulated flat ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201137455Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936125A (en) * | 2010-07-14 | 2011-01-05 | 天津市金锚集团有限责任公司 | Protective assembly, ladder with same and safety support frame |
| CN102064496A (en) * | 2010-12-02 | 2011-05-18 | 河南省电力公司南阳供电公司 | Replaceable tool of covered line shockproof hammer |
| CN103410431A (en) * | 2013-07-26 | 2013-11-27 | 河南省电力公司信阳供电公司 | Safe flexible ladder |
| CN105239918A (en) * | 2015-10-20 | 2016-01-13 | 国网辽宁省电力有限公司鞍山供电公司 | Tail fixing clamp for insulating hard ladder |
| CN110768164A (en) * | 2019-11-27 | 2020-02-07 | 国网山东省电力公司临沂供电公司 | Suspension bridge type insulating horizontal ladder and use method thereof |
| CN114033296A (en) * | 2021-10-29 | 2022-02-11 | 广西电网有限责任公司培训与评价中心 | Fixed cat ladder device of equipment framework |
-
2007
- 2007-11-22 CN CNU2007200883787U patent/CN201137455Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936125A (en) * | 2010-07-14 | 2011-01-05 | 天津市金锚集团有限责任公司 | Protective assembly, ladder with same and safety support frame |
| CN101936125B (en) * | 2010-07-14 | 2012-08-15 | 天津市金锚集团有限责任公司 | Protective assembly, ladder with same and safety support frame |
| CN102064496A (en) * | 2010-12-02 | 2011-05-18 | 河南省电力公司南阳供电公司 | Replaceable tool of covered line shockproof hammer |
| CN103410431A (en) * | 2013-07-26 | 2013-11-27 | 河南省电力公司信阳供电公司 | Safe flexible ladder |
| CN105239918A (en) * | 2015-10-20 | 2016-01-13 | 国网辽宁省电力有限公司鞍山供电公司 | Tail fixing clamp for insulating hard ladder |
| CN110768164A (en) * | 2019-11-27 | 2020-02-07 | 国网山东省电力公司临沂供电公司 | Suspension bridge type insulating horizontal ladder and use method thereof |
| CN114033296A (en) * | 2021-10-29 | 2022-02-11 | 广西电网有限责任公司培训与评价中心 | Fixed cat ladder device of equipment framework |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081022 Termination date: 20111122 |