CN103904444A - Power transmission line grounding wire horizontal installation device - Google Patents
Power transmission line grounding wire horizontal installation device Download PDFInfo
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- CN103904444A CN103904444A CN201410133807.2A CN201410133807A CN103904444A CN 103904444 A CN103904444 A CN 103904444A CN 201410133807 A CN201410133807 A CN 201410133807A CN 103904444 A CN103904444 A CN 103904444A
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Abstract
The invention belongs to the field of power transmission line repair and installation grounding wire operating tools, and particularly relates to a power transmission line grounding wire horizontal installation device. The device comprises a supporting body, a telescopic horizontal rod is installed on the top of the supporting body, a fixing sleeve is arranged at the end of the telescopic horizontal rod and connected with a grounding wire installation jig through a connector, a steel wire rope is arranged corresponding to the grounding wire installation jig, the two ends of the steel wire rope are fastened to the inner sides of the tops of wire clamps respectively, and an annealed copper wire is fixed to the outer side of the wire clamp on one side. An original method that a grounding wire is installed in an artificial wire lead-out method is changed into a method that the grounding wire is installed on a power transmission line tower cross beam remotely and horizontally so that personal safety of operating personnel can be effectively guaranteed, labor intensity is lightened, work efficiency is improved, and the method is easy and convenient to operate; the method is suitable for installation of tension tower grounding wires of various voltage levels.
Description
Technical field
The present invention relates to a kind of transmission line level installing grounding wire device, belong to power transmission lines overhauling installing earth connection operation tool field.
Background technology
Earth connection is the security tool often using during electric power safety is produced; power failure, electrical verification, hanging earthing conductor are the important technique measure that guarantees transmission line interruption maintenance safety; being that protection staff prevents the reliable and secure measure of incoming call suddenly in job site, is the important guarantee of staff's personal safety and device security.All the time, installing earth connection is all the emphasis in line outage work, particularly in recent years, along with the progressively application of straight line pole synthetic insulator, in most earth connections installing working sets on strain rod tower, therefore, a kind of operating means that effectively carries out remote horizontal installing earth connection becomes the difficult point of a puzzlement power transmission lines overhauling.
Existing transmission line level installing earth connection method is comparatively single, in reality maintenance and track remodelling construction, strain rod tower earth connection installing process need staff gets over insulator string, then carries out articulating of earth connection, danger coefficient is higher, and labour intensity is large, efficiency is low; Meanwhile, according to " State Grid Corporation of China's electric power safety working regulation (circuit pack) " regulation, setting two ends need hanging earthing conductor, and therefore the method for the earth connection of strain rod tower installing at present exists violation phenomenon.And the electric pressure of stepping on bar work high above the ground is higher, the distance of earth point and wire is also larger, work high above the ground personnel have just more been not easy the installing of earth connection, time installation is longer, labour intensity is larger, easily causing muscular fatigue to cause danger,, very easily there is falling from high altitude accident in the particularly operating personnel of shaft tower.Because the earth connection installing time is long, active section can not get protection, and other working group also cannot start working, and will affect job schedule and incur loss through delay the activity duration.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of transmission line level installing grounding wire device is provided, can on electric power line pole tower cross-arm, carry out the work of long-range installing earth connection, be that staff does not need outlet can complete the work of installing earth connection, can effectively ensure operating personnel's personal safety, increase work efficiency.
Transmission line level installing grounding wire device of the present invention, comprise supporter, extension type horizon bar is installed at supporter top, extension type horizon bar end arranges fixed muffle, fixed muffle connects installing earth connection fixture by connector, corresponding installing earth connection fixture arranges steel wire rope, and the two ends of steel wire rope are fastened on respectively the inner side at wire clamp top, wherein the fixing annealed copper wire in the wire clamp of side outside.
Supporter is played a supporting role; Extension type horizon bar length can be adjusted, and has good insulation property and mechanical strength, can meet the work of various electric pressure power line tension shaft tower level installing earth connections; Fixed muffle plays connection function; Steel wire rope is used for connecting installing earth connection fixture, to facilitate, wire clamp is placed on power transmission line, completes the overlap joint of ground wire.
Described supporter comprises fastening backplate, and fastening backplate bottom arranges wing screw A, top mounting bracket, prop up top of the trellis, by securing member, roating sphere is installed, roating sphere top arranges fastening bracket, between the side plate of fastening bracket, pulley is installed, and extension type horizon bar is placed on pulley.Fastening backplate is fixed on cross arm of tower by wing screw A, and the angle of fastening bracket can be adjusted by roating sphere and securing member, thus the angle of capable of regulating extension type horizon bar; Fastening bracket plays the protective effect that prevents that extension type horizon bar from deviating from; Link effect is that annealed copper wire is articulated on extension type horizon bar, effectively prevents that annealed copper wire from waving and reducing labor intensity.
Securing member between described support and roating sphere is wing screw B, and the outer end of installing earth connection fixture arranges the electrical verification utmost point, and link is set on annealed copper wire.The electrical verification utmost point can detection line whether with residual voltage, guarantee safety.
Described wire clamp comprises two fixture blocks that are hinged by connecting plate, the two ends of steel wire rope are bolted on respectively between the top of two fixture blocks, between the bolt of both sides and corresponding connecting plate, wire clamp spring is set respectively, between two bottom, fixture block hinged places, run through support pin is set, support pin one end wave shape groove is set, corresponding wave shape groove arranges the projection matching in the fixture block of corresponding end.Wire clamp is the part being directly connected with wire, and the wire clamp of this structure effectively reduces labor intensity in the time articulating, retract, convenient operation; Support pin and run through two fixture block settings, the projection that the corresponding wave shape groove that supports pin matches in fixture block, to realize the function that supports pin and support two fixture blocks and stressed rear disengaging fixture block.
Operation principle and process:
The present invention mainly adopts lever principle, extension type levels operation bar is placed on pulley, two fixture blocks of conductor wire end wire clamp open and use and support pin support, making it can be automatically not closed, again installing earth connection fixture is through on steel wire rope, by adjusting the position of roating sphere, maintainer can on cross arm of tower, wire clamp be reached strain insulator string front end wire above, by handling extension type horizon bar, transfer wire clamp, in the time that support pin touches wire, conductor wire end wire clamp can be automatically closed, wire is clamped, thereby complete the work that articulates of earth connection.In like manner, in the time retracting wire clamp, installing earth connection fixture applies power upwards to steel wire rope, and steel wire rope to wire clamp generation effect, impels wire clamp to open simultaneously, can complete the dismounting work of earth connection.
The invention has the beneficial effects as follows:
By changing original artificial line-outgoing type installing earth connection method into carry out remote horizontal installing earth connection on electric power line pole tower cross-arm method, can effectively ensure operating personnel's personal safety, reduce labour intensity, increase work efficiency, simple to operation; The installation of suitable various electric pressure strain rod tower earth connections.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the sleeve being connected with extension type horizon bar in Fig. 1 and the structural representation of installing earth connection fixture.
Fig. 3 is and the structural representation of installing the wire clamp that earth connection fixture is connected in Fig. 2.
Fig. 4 is the structural representation of extension type horizon bar in Fig. 1.
In figure: 1, extension type horizon bar 2, fastening bracket 3, pulley 4, roating sphere 5, support 6, fastening backplate 7, wing screw A8, wing screw B9, fixed muffle 10, connector 11, installing earth connection fixture 12, the electrical verification utmost point 13, annealed copper wire 14, link 15, support pin 16, connecting plate 17, wire clamp spring 18, bolt 19, fixture block 20, steel wire rope.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described further:
As shown in Figure 1 to 4, transmission line level installing grounding wire device of the present invention, comprise supporter, extension type horizon bar 1 is installed at supporter top, extension type horizon bar 1 end arranges fixed muffle 9, and fixed muffle 9 connects installing earth connection fixture 11 by connector 10, and corresponding installing earth connection fixture 11 arranges steel wire rope 20, the two ends of steel wire rope 20 are fastened on respectively the inner side at wire clamp top, wherein the fixing annealed copper wire 13 in the wire clamp of side outside.Supporter comprises fastening backplate 6, and fastening backplate 6 bottoms arrange wing screw A7, top mounting bracket 5, roating sphere 4 is installed by securing member in support 5 tops, roating sphere 4 tops arrange fastening bracket 2, and pulley 3 is installed between the side plate of fastening bracket 2, and extension type horizon bar 1 is placed on pulley 3.Securing member between support 5 and roating sphere 4 is wing screw B8, and the outer end of installing earth connection fixture 11 arranges the electrical verification utmost point 12, and link 14 is set on annealed copper wire 13.Wire clamp comprises two fixture blocks that are hinged by connecting plate 16 19, the two ends of steel wire rope 20 are fixed between the top of two fixture blocks by bolt 18 respectively, between the bolt 18 of both sides and corresponding connecting plate 16, wire clamp spring 17 is set respectively, between two bottom, fixture block hinged places, run through to arrange and support pin 15, support pin 15 one end and wave shape groove is set, the projection that corresponding wave shape groove matches in the interior setting of fixture block 19 of corresponding end.
While carrying out the work of transmission line level installing earth connection, extension type horizon bar 1 will be placed on the pulley 3 of supporter, fastening bracket 2 plays the protective effect that prevents that extension type horizon bar 1 from deviating from, carry out the adjustment of angle by adjusting roating sphere 4 and thumb screw B8, work by adjusting fastening bracket 2 and then adapting to extension type horizon bar 1; Two fixture blocks 19 of conductor wire end wire clamp open and use support pin 15 to support, making it can be automatically not closed, control installing earth connection fixture 11 by controlling extension type horizon bar 1, wire clamp is placed in to strain insulator string front end wire top, transfer wire clamp, in the time that support pin 15 touches wire, support pin 15 stressed, the groove that supports pin 15 separates with fixture block 19, makes two fixture blocks automatically closed, wire is clamped, thereby completed the work that articulates of earth connection.In like manner, in the time retracting wire clamp, installing earth connection fixture 11 applies power upwards to steel wire rope 20, and steel wire rope 20, simultaneously to wire clamp generation effect, impels two fixture blocks to open, and can complete the dismounting work of earth connection.
Claims (4)
1. a transmission line level installing grounding wire device, it is characterized in that: comprise supporter, extension type horizon bar (1) is installed at supporter top, extension type horizon bar (1) end arranges fixed muffle (9), fixed muffle (9) connects installing earth connection fixture (11) by connector (10), corresponding installing earth connection fixture (11) arranges steel wire rope (20), the two ends of steel wire rope (20) are fastened on respectively the inner side at wire clamp top, wherein the fixing annealed copper wire (13) in the wire clamp of side outside.
2. transmission line level installing grounding wire device according to claim 1, it is characterized in that: supporter comprises fastening backplate (6), fastening backplate (6) bottom arranges wing screw A(7), top mounting bracket (5), roating sphere (4) is installed by securing member in support (5) top, roating sphere (4) top arranges fastening bracket (2), and pulley (3) is installed between the side plate of fastening bracket (2), and extension type horizon bar (1) is placed on pulley (3).
3. transmission line level installing grounding wire device according to claim 2, it is characterized in that: the securing member between support (5) and roating sphere (4) is wing screw B(8), the outer end of installing earth connection fixture (11) arranges the electrical verification utmost point (12), and link (14) is set on annealed copper wire (13).
4. according to claim 1, transmission line level installing grounding wire device described in 2 or 3, it is characterized in that: wire clamp comprises two fixture blocks (19) that are hinged by connecting plate (16), the two ends of steel wire rope (20) are fixed between the top of two fixture blocks (19) by bolt (18) respectively, between the bolt (18) of both sides and corresponding connecting plate (16), wire clamp spring (17) is set respectively, between two bottom, fixture block hinged places, run through to arrange and support pin (15), support pin (15) one end wave shape groove is set, corresponding wave shape groove arranges the projection matching in the fixture block of corresponding end.
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CN201410133807.2A CN103904444B (en) | 2014-04-03 | 2014-04-03 | Transmission line level installing grounding wire device |
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CN201410133807.2A CN103904444B (en) | 2014-04-03 | 2014-04-03 | Transmission line level installing grounding wire device |
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CN103904444B CN103904444B (en) | 2015-12-16 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104466598A (en) * | 2014-11-25 | 2015-03-25 | 宁波江丰生物信息技术有限公司 | Device used for fixing cable |
CN104852327A (en) * | 2015-05-14 | 2015-08-19 | 国家电网公司 | Earthing device for laying bare conductor |
CN105490237A (en) * | 2016-01-20 | 2016-04-13 | 国网浙江省电力公司杭州供电公司 | Supporting mechanism of ground wire disconnector-and-connector and ground wire disconnection and connection device |
CN108199159A (en) * | 2018-02-27 | 2018-06-22 | 国网河北省电力有限公司衡水供电分公司 | A kind of ground connection pincers |
CN108775250A (en) * | 2018-08-10 | 2018-11-09 | 北京天地华泰矿业管理股份有限公司 | Adopt online Lanyard device and equipment recovery method in a kind of end applied to coal mine fully-mechanized mining working |
CN108808280A (en) * | 2018-07-18 | 2018-11-13 | 四川省腾达电力器材制造有限公司 | A kind of portable short-circuit grounding wire and its installation method |
CN109586205A (en) * | 2018-11-21 | 2019-04-05 | 国网宁夏电力有限公司电力科学研究院 | Power transmission line ground wire presss from both sides auxiliary installation device |
CN112259976A (en) * | 2020-10-16 | 2021-01-22 | 国网山东省电力公司潍坊供电公司 | Grounding wire hanging tool with self-checking function |
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CN102074811A (en) * | 2011-01-27 | 2011-05-25 | 宜兴市宜安电力工具制造有限公司 | Portable power construction grounding device |
CN201918519U (en) * | 2011-01-27 | 2011-08-03 | 宜兴市宜安电力工具制造有限公司 | Portable power construction grounding device |
CN201985270U (en) * | 2011-04-18 | 2011-09-21 | 衡水供电公司 | Conducting wire clamp for connecting ground wires |
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CN203166133U (en) * | 2013-04-25 | 2013-08-28 | 国家电网公司 | Conductor grip for ground wire |
CN203218485U (en) * | 2013-04-07 | 2013-09-25 | 国家电网公司 | Lifting type grounding wire clamp |
CN203300837U (en) * | 2013-06-26 | 2013-11-20 | 袁震林 | Throwing-hanging type ground wire |
CN203871501U (en) * | 2014-04-03 | 2014-10-08 | 国家电网公司 | Horizontal-installation ground wire apparatus for power transmission line |
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CN102074811A (en) * | 2011-01-27 | 2011-05-25 | 宜兴市宜安电力工具制造有限公司 | Portable power construction grounding device |
CN201918519U (en) * | 2011-01-27 | 2011-08-03 | 宜兴市宜安电力工具制造有限公司 | Portable power construction grounding device |
CN201985270U (en) * | 2011-04-18 | 2011-09-21 | 衡水供电公司 | Conducting wire clamp for connecting ground wires |
CN102904081A (en) * | 2012-10-19 | 2013-01-30 | 沧州供电公司 | Grounding wire safety operation device in power construction |
CN102931502A (en) * | 2012-11-07 | 2013-02-13 | 国家电网公司 | Winding drum underslung type ground wire |
CN203218485U (en) * | 2013-04-07 | 2013-09-25 | 国家电网公司 | Lifting type grounding wire clamp |
CN203150833U (en) * | 2013-04-08 | 2013-08-21 | 重庆市秀山县供电有限责任公司 | Universal hook for ground lead |
CN203166133U (en) * | 2013-04-25 | 2013-08-28 | 国家电网公司 | Conductor grip for ground wire |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104466598A (en) * | 2014-11-25 | 2015-03-25 | 宁波江丰生物信息技术有限公司 | Device used for fixing cable |
CN104852327A (en) * | 2015-05-14 | 2015-08-19 | 国家电网公司 | Earthing device for laying bare conductor |
CN105490237A (en) * | 2016-01-20 | 2016-04-13 | 国网浙江省电力公司杭州供电公司 | Supporting mechanism of ground wire disconnector-and-connector and ground wire disconnection and connection device |
CN108199159A (en) * | 2018-02-27 | 2018-06-22 | 国网河北省电力有限公司衡水供电分公司 | A kind of ground connection pincers |
CN108808280A (en) * | 2018-07-18 | 2018-11-13 | 四川省腾达电力器材制造有限公司 | A kind of portable short-circuit grounding wire and its installation method |
CN108775250A (en) * | 2018-08-10 | 2018-11-09 | 北京天地华泰矿业管理股份有限公司 | Adopt online Lanyard device and equipment recovery method in a kind of end applied to coal mine fully-mechanized mining working |
CN108775250B (en) * | 2018-08-10 | 2024-02-13 | 北京天地华泰矿业管理股份有限公司 | Last-mining net-surfing rope hanging device applied to fully-mechanized coal mining face and equipment recovery method |
CN109586205A (en) * | 2018-11-21 | 2019-04-05 | 国网宁夏电力有限公司电力科学研究院 | Power transmission line ground wire presss from both sides auxiliary installation device |
CN109586205B (en) * | 2018-11-21 | 2023-10-31 | 国网宁夏电力有限公司电力科学研究院 | Auxiliary installation device for ground wire clamp of power transmission line |
CN112259976A (en) * | 2020-10-16 | 2021-01-22 | 国网山东省电力公司潍坊供电公司 | Grounding wire hanging tool with self-checking function |
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