CN105449579A - Novel lifting tool for overhead line of 500kV transmission line - Google Patents
Novel lifting tool for overhead line of 500kV transmission line Download PDFInfo
- Publication number
- CN105449579A CN105449579A CN201510921742.2A CN201510921742A CN105449579A CN 105449579 A CN105449579 A CN 105449579A CN 201510921742 A CN201510921742 A CN 201510921742A CN 105449579 A CN105449579 A CN 105449579A
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- pedestal
- fixed
- leading screw
- fixed head
- connecting plate
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Load-Engaging Elements For Cranes (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a novel lifting tool for an overhead line of a 500kV transmission line. The lifting tool comprises a first L-shaped pedestal and a second L-shaped pedestal, wherein backs of the first pedestal and the second pedestal are opposite; a fixed bolt is connected between the upper part of first pedestal and the upper part of the second pedestal; a first fixed bayonet is arranged at the bottom of the first pedestal; a second fixed bayonet is arranged at the bottom of the second pedestal; openings of the first fixed bayonet and the second fixed bayonet are opposite; a hole is arranged in the first pedestal and a first adjustable screw is arranged in the hole; and a first driving nut is arranged on the first adjustable screw in a matching manner. The lifting tool has the following advantages that by adopting a lifting structure with two lifting points, other protective measures are not needed in operation, so that the on-the-spot workload is reduced and the efficiency is improved; the universality is strong, through matching installation of the two pedestals and clamping of the two fixed bayonets, the lifting tool can be applicable to all existing 220-500kV tower shapes; a lifting travel of the adjustable screw is long to meet operation needs; and the lifting tool is simple in structure and convenient to use.
Description
Technical field
The present invention relates to a kind of hoisting tool, specifically novel 500 KV transmission line overhead wire hoisting tools.
Background technology
Overhead ground wire in ultra-high-tension power transmission line reduces lightening hazard, improve the visual plant of circuit safety in operation, due to field wind-force reason, overhead ground wire can frequently swing brokenly and shake, thus causes the gold utensil serious wear of carrying overhead ground wire, if find not in time and change, gold utensil will be caused to rupture, overhead ground wire come off and with the major accident of wire electrical discharge, for this reason, constantly examination and maintenance are carried out to overhead ground wire.When keeping in repair or change overhead ground wire gold utensil, need to use specific instrument to be sling by overhead ground wire.Not enough below this kind of instrument ubiquity that current electric power system uses: one is for security consideration, and instrument upper end suspension centre is not high enough, causes the distance between suspension centre and overhead ground wire less, overhead ground wire cannot be risen to the degree that can change; Two is instruments is the lifting of single suspension centre, must take the backup protection measure that prevents from coming off, add work on the spot amount in operation to overhead ground wire; Three is instrument poor universality, and because the tower at scene is uncertain, each operating personnel must prepare two or more hoisting tools, otherwise type difference just cannot be changed.
Summary of the invention
For solving the problem, the object of the invention is to overcome the deficiencies in the prior art, providing a kind of and adopting two suspension centre and the novel 500 KV transmission line overhead wire hoisting tools of highly versatile.
The present invention for achieving the above object, be achieved through the following technical solutions: novel 500 KV transmission line overhead wire hoisting tools, comprise the first pedestal of the relative L shape in back and the second pedestal of L shape, bolt is connected and fixed between the top of the first pedestal and the top of the second pedestal, first base bottom installs the first fixing bayonet socket, second base bottom installs the second fixing bayonet socket, first fixing bayonet socket is relative with the second fixing bayonet socket opening, between first fixing bayonet socket and the second fixing bayonet socket, connecting bolt is set, perforate on first pedestal, first adjustable leading screw is set in hole, first adjustable leading screw coordinates installation first transmission nut, first transmission nut is positioned on the first pedestal, the first line hanging hook is connected bottom first adjustable leading screw, perforate on second pedestal, second adjustable leading screw is set in hole, second adjustable leading screw coordinates installation second transmission nut, second transmission nut is positioned on the second pedestal, the second line hanging hook is connected bottom second adjustable leading screw.
For realizing object of the present invention further, can also by the following technical solutions: between the first described pedestal and the first transmission nut, the first fixed disk is set, the second fixed disk is set between the second pedestal and the second transmission nut, between described first adjustable leading screw and the first line hanging hook, link is set, between the second adjustable leading screw and the second line hanging hook, link is set, the first described line hanging hook and the second line hanging hook all arrange rubber sheath, the first described base bottom arranges the first fixed head, first connecting plate of level is set bottom the first fixed head, second base bottom arranges the second fixed head, second fixed head vertically offers connecting hole, second connecting plate of level is set bottom the second fixed head, in connecting hole, fastening bolt is set, fastening bolt one end and the second connecting plate are connected, the fastening bolt other end to be positioned at outside the second fixed head and to touch with the second fixed head outer wall, second connecting plate and the second fixed head inwall touch, second connecting plate bottom evenly arranges several second fixed teeth along its length, first connecting plate top evenly arranges several first fixed teeth along its length, second fixed teeth matches with the first fixed teeth, the first described pedestal and the second pedestal are formed by transverse slat and riser, between the transverse slat of the first pedestal and riser and all arrange the dowel of inclination between the transverse slat of the second pedestal and riser.
The invention has the advantages that: in the present invention, have employed two suspension centre hoisting structure, other safeguard measures need not be taked again in operation, decrease work on the spot amount, improve efficiency; Highly versatile, is connected by the bolt between two pedestals and the clamping of two fixing bayonet sockets coordinates, and goes for adapting to existing 220 kilovolts of-500 kilovolts of whole turriforms; The lift stroke of adjustable leading screw is long, can meet operation needs; Structure is simple, easy to use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Accompanying drawing illustrates: fixing bayonet socket 16 first fixed head 17 first connecting plate 18 connecting hole 19 fastening bolt 20 second fixed head 21 second connecting plate 22 first fixed teeth 23 second fixed teeth 24 dowel 25 connecting bolt of fixing bayonet socket 10 link 11 first line hanging hook 12 second line hanging hook 13 rubber sheath 14 set bolt of 1 first adjustable leading screw 2 second adjustable leading screw 3 first transmission nut 4 second transmission nut 5 first fixed disk 6 second fixed disk 7 first pedestal 8 second pedestal 9 first 15 second.
Embodiment
Novel 500 KV transmission line overhead wire hoisting tools, as shown in Figure 1, comprise the first pedestal 7 of the relative L shape in back and the second pedestal 8 of L shape, bolt 14 is connected and fixed between the top of the first pedestal 7 and the top of the second pedestal 8, first fixing bayonet socket 9 is installed bottom first pedestal 7, second fixing bayonet socket 15 is installed bottom second pedestal 8, first fixing bayonet socket 9 is relative with the second fixing bayonet socket 15 opening, between first fixing bayonet socket 9 and the second fixing bayonet socket 15, connecting bolt 25 is set, perforate on first pedestal 7, first adjustable leading screw 1 is set in hole, first adjustable leading screw 1 coordinates installation first transmission nut 3, first transmission nut 3 is positioned on the first pedestal 7, the first line hanging hook 11 is connected bottom first adjustable leading screw 1, perforate on second pedestal 8, second adjustable leading screw 2 is set in hole, second adjustable leading screw 2 coordinates installation second transmission nut 4, second transmission nut 4 is positioned on the second pedestal 8, the second line hanging hook 12 is connected bottom second adjustable leading screw 2.This structure have employed the first line hanging hook 11 and the second line hanging hook 12 pairs of suspension centre hoisting structures, need not take other safeguard measures again, decrease work on the spot amount, improve efficiency in operation; Highly versatile, coordinates the clamping of installation and two fixing bayonet sockets by two pedestals, go for adapting to existing 220 kilovolts of-500 kilovolts of whole turriforms; The lift stroke of adjustable leading screw is long, can meet operation needs; Structure is simple, easy to use.Line hanging hook and leading screw syndeton choice structure are simply, flexibly, easy to operate, make decomposition tandem connection that is simple and energy flexible adaptation distinct device deflection.When determining base connector, adopt mainly for double angle structure and decompose two clips structure; Take in overhead ground wire vertical angle steel place mounting seat for single angle structure, adopt and follow shaft tower angle steel tendency pier.And adopt decomposable asymmetric choice net to regulate, possess structure simple and flexible easy to operate, make the advantage of simply energy flexible adaptation different angle steel distance change.
Regulate transmission nut for convenience, avoid transmission nut and pedestal to rub producing scar affecting useful life, arrange between the first described pedestal 7 and the first transmission nut 3 between first fixed disk 5, second pedestal 8 and the second transmission nut 4 and second fixed disk 6 is set.This structure makes fixed disk play pad effect, avoids transmission nut and pedestal to rub and produces scar.
For convenience of promoting the overhead ground wire distant with angle steel, between the described first adjustable leading screw 1 and the first line hanging hook 11, link being set, between the second adjustable leading screw 2 and the second line hanging hook 12, link is set.
For avoiding friction between overhead ground wire and line hanging hook to produce damage, the first described line hanging hook 11 and the second line hanging hook 12 all arrange rubber sheath 13.
For avoiding the stressed excessive generation deformation of base bottom, bottom the first described pedestal 7, the first fixed head 16 is set, first connecting plate 17 of level is set bottom the first fixed head 16, second fixed head 20 is set bottom second pedestal 8, connecting hole 18 vertically offered by second fixed head 20, second connecting plate 21 of level is set bottom the second fixed head 20, fastening bolt 19 is set in connecting hole 18, fastening bolt 19 one end and the second connecting plate 21 are connected, fastening bolt 19 other end to be positioned at outside the second fixed head 20 and to touch with the second fixed head 20 outer wall, second connecting plate 21 and the second fixed head 20 inwall touch, second connecting plate 21 bottom evenly arranges several second fixed teeth 23 along its length, first connecting plate 17 top evenly arranges several first fixed teeth 22 along its length, second fixed teeth 23 matches with the first fixed teeth 22.First connecting plate 17 is connected to bottom the first pedestal 7 by the first fixed head 16, second connecting plate 21 is by the connecting hole 18 on the second fixed head 20, can slide up and down by relative first pedestal 7, and realized fixing by fastening bolt 19, this structure can according to the width of steel angle structure, unclamp fastening bolt 19, adjust the relative position of the first connecting plate 17 and the second connecting plate 21, to adapt to the width of steel angle structure.Two pedestals stressed excessive time, pressure is passed to the first connecting plate 17 by the first pedestal 7, pressure is passed to the second connecting plate 21 by the second pedestal 8, first connecting plate 17 and the second connecting plate 21 are locked by fixed teeth, avoid two base bottom distortion to be separated, strengthen the bonding strength of base bottom.
For avoiding the stressed excessive generation deformation of pedestal, the first described pedestal 7 and the second pedestal 8 are formed by transverse slat and riser, between the transverse slat of the first pedestal 7 and riser and all arrange the dowel 24 of inclination between the transverse slat of the second pedestal 8 and riser.This structure can strengthen pedestal intensity, avoids pedestal to produce deformation.
Technical scheme of the present invention is not restricted in the scope of embodiment of the present invention.The technology contents of the not detailed description of the present invention is known technology.
Claims (6)
1. novel 500 KV transmission line overhead wire hoisting tools, it is characterized in that: comprise first pedestal (7) of the relative L shape in back and second pedestal (8) of L shape, bolt (14) is connected and fixed between the top of the first pedestal (7) and the top of the second pedestal (8), the first fixing bayonet socket (9) is installed in first pedestal (7) bottom, the second fixing bayonet socket (15) is installed in second pedestal (8) bottom, first fixing bayonet socket (9) is relative with the second fixing bayonet socket (15) opening, between first fixing bayonet socket (9) and the second fixing bayonet socket (15), connecting bolt (25) is set, the upper perforate of first pedestal (7), first adjustable leading screw (1) is set in hole, first adjustable leading screw (1) is upper coordinates installation first transmission nut (3), first transmission nut (3) is positioned on the first pedestal (7), first adjustable leading screw (1) bottom connects the first line hanging hook (11), the upper perforate of second pedestal (8), second adjustable leading screw (2) is set in hole, second adjustable leading screw (2) is upper coordinates installation second transmission nut (4), second transmission nut (4) is positioned on the second pedestal (8), second adjustable leading screw (2) bottom connects the second line hanging hook (12).
2. novel 500 KV transmission line overhead wire hoisting tools according to claim 1, it is characterized in that: between described the first pedestal (7) and the first transmission nut (3), the first fixed disk (5) is set, the second fixed disk (6) is set between the second pedestal (8) and the second transmission nut (4).
3. novel 500 KV transmission line overhead wire hoisting tools according to claim 1, it is characterized in that: between the described first adjustable leading screw (1) and the first line hanging hook (11), link is set, between the second adjustable leading screw (2) and the second line hanging hook (12), link is set.
4. the novel 500 KV transmission line overhead wire hoisting tools according to claim 1 or 3, is characterized in that: described the first line hanging hook (11) and the second line hanging hook (12) all arrange rubber sheath (13).
5. novel 500 KV transmission line overhead wire hoisting tools according to claim 1, it is characterized in that: described the first pedestal (7) bottom arranges the first fixed head (16), first fixed head (16) bottom arranges first connecting plate (17) of level, second pedestal (8) bottom arranges the second fixed head (20), connecting hole (18) vertically offered by second fixed head (20), second fixed head (20) bottom arranges second connecting plate (21) of level, fastening bolt (19) is set in connecting hole (18), fastening bolt (19) one end and the second connecting plate (21) are connected, fastening bolt (19) other end is positioned at the second fixed head (20) outside and touches with the second fixed head (20) outer wall, second connecting plate (21) and the second fixed head (20) inwall touch, second connecting plate (21) bottom evenly arranges several second fixed teeth (23) along its length, first connecting plate (17) top evenly arranges several first fixed teeth (22) along its length, second fixed teeth (23) matches with the first fixed teeth (22).
6. according to novel 500 KV transmission line overhead wire hoisting tools according to claim 1, it is characterized in that: described the first pedestal (7) and the second pedestal (8) are formed by transverse slat and riser, between the transverse slat of the first pedestal (7) and riser and the dowel (24) of inclination is all set between the transverse slat of the second pedestal (8) and riser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510921742.2A CN105449579B (en) | 2015-12-14 | 2015-12-14 | 500 KV transmission line trolley line hoisting tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510921742.2A CN105449579B (en) | 2015-12-14 | 2015-12-14 | 500 KV transmission line trolley line hoisting tools |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105449579A true CN105449579A (en) | 2016-03-30 |
| CN105449579B CN105449579B (en) | 2017-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510921742.2A Active CN105449579B (en) | 2015-12-14 | 2015-12-14 | 500 KV transmission line trolley line hoisting tools |
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| CN (1) | CN105449579B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483305A (en) * | 2018-04-23 | 2018-09-04 | 中国航发哈尔滨东安发动机有限公司 | A kind of manual hanger for lifting test part |
| CN109244948A (en) * | 2018-10-18 | 2019-01-18 | 国网黑龙江省电力有限公司检修公司 | Transformer substation grounding wire auxiliary device and grounding wire mounting equipment, method |
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| JP2004056837A (en) * | 2002-07-16 | 2004-02-19 | Tohoku Electric Power Co Inc | Temporary cable support |
| JP2005184927A (en) * | 2003-12-17 | 2005-07-07 | Kansai Electric Power Co Inc:The | Device for lifting overhead wire |
| JP3140486U (en) * | 2008-01-15 | 2008-03-27 | 関西電力株式会社 | Overhead wire lifting device |
| CN201927940U (en) * | 2010-12-08 | 2011-08-10 | 禹州市电力工业公司 | Ground wire lifting tool |
| CN202333597U (en) * | 2011-10-20 | 2012-07-11 | 辽宁省电力有限公司沈阳供电公司 | Overhead-groundwire lifter |
| CN104201615A (en) * | 2014-09-24 | 2014-12-10 | 广西电网公司桂林供电局 | High-voltage transmission line linear tower electrified operation overhead ground wire lifting device |
| CN204131005U (en) * | 2014-11-10 | 2015-01-28 | 云南电网公司带电作业分公司 | Double loop tangent tower steeple head cross-arm jig |
| CN104821517A (en) * | 2015-06-03 | 2015-08-05 | 国网冀北电力有限公司唐山供电公司 | Double-pull-rod wing-shaped lead lifting device |
| CN204681051U (en) * | 2015-06-17 | 2015-09-30 | 国网四川省电力公司泸州供电公司 | A kind of fixed tower head lateral lightning rod fixture |
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2015
- 2015-12-14 CN CN201510921742.2A patent/CN105449579B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2004056837A (en) * | 2002-07-16 | 2004-02-19 | Tohoku Electric Power Co Inc | Temporary cable support |
| JP2005184927A (en) * | 2003-12-17 | 2005-07-07 | Kansai Electric Power Co Inc:The | Device for lifting overhead wire |
| JP3140486U (en) * | 2008-01-15 | 2008-03-27 | 関西電力株式会社 | Overhead wire lifting device |
| CN201927940U (en) * | 2010-12-08 | 2011-08-10 | 禹州市电力工业公司 | Ground wire lifting tool |
| CN202333597U (en) * | 2011-10-20 | 2012-07-11 | 辽宁省电力有限公司沈阳供电公司 | Overhead-groundwire lifter |
| CN104201615A (en) * | 2014-09-24 | 2014-12-10 | 广西电网公司桂林供电局 | High-voltage transmission line linear tower electrified operation overhead ground wire lifting device |
| CN204131005U (en) * | 2014-11-10 | 2015-01-28 | 云南电网公司带电作业分公司 | Double loop tangent tower steeple head cross-arm jig |
| CN104821517A (en) * | 2015-06-03 | 2015-08-05 | 国网冀北电力有限公司唐山供电公司 | Double-pull-rod wing-shaped lead lifting device |
| CN204681051U (en) * | 2015-06-17 | 2015-09-30 | 国网四川省电力公司泸州供电公司 | A kind of fixed tower head lateral lightning rod fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483305A (en) * | 2018-04-23 | 2018-09-04 | 中国航发哈尔滨东安发动机有限公司 | A kind of manual hanger for lifting test part |
| CN109244948A (en) * | 2018-10-18 | 2019-01-18 | 国网黑龙江省电力有限公司检修公司 | Transformer substation grounding wire auxiliary device and grounding wire mounting equipment, method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105449579B (en) | 2017-06-13 |
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