CN103532050A - Device for clearing foreign matters on electric power transmission line - Google Patents
Device for clearing foreign matters on electric power transmission line Download PDFInfo
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- CN103532050A CN103532050A CN201310525482.8A CN201310525482A CN103532050A CN 103532050 A CN103532050 A CN 103532050A CN 201310525482 A CN201310525482 A CN 201310525482A CN 103532050 A CN103532050 A CN 103532050A
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- matrix
- cutter head
- sawtooth
- transmission line
- removing portion
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Abstract
The invention provides a device for clearing foreign matters on an electric power transmission line. The device comprises an insulation operating rod, a connector and a cutter head, wherein the insulation operating rod is fixedly connected with the connector; the cutter head is fixedly connected with the connector; the cutter head comprises a connecting part, a first clearing part and a second clearing part which are integrated; the first clearing part comprises a right triangle substrate and saw teeth formed in the inclined edge of the substrate; the second clearing part comprises an arc-shaped first substrate, a right triangle second substrate, a cutter edge and saw teeth which are integrated; the cutter edge is arranged on the right end surface of the first substrate; and the saw teeth are formed in the inclined edge of the second substrate, and the tooth end of the saw teeth faces the upper right. The device can clear foreign matters which are made of various materials and wound on the transmission line in different winding manner by using different parts, so that the device is small, light, time-saving, labor-saving, high in efficiency of clearing construction, convenient to use, carry and mount, fast to mount, simple in operation and lower in cost, and the charged construction can be performed, so that the outage loss is avoided.
Description
Technical field
The present invention relates to electric power transmission line tools for live working technical field, be specifically related to a kind of for removing the scavenge unit of the foreign matter being wound around on electric power transmission line.
Background technology
Electric power transmission line moves for a long time in natural environment, easy lash foreign matter, as wind, the foreign matters such as advertising cloth, kite and kite stay cord that reason uses similar agricultural booth plastics, braid over braid, advertisement such as scraping is wrapped on electric power transmission line, after these foreign matters drench with rain or make moist, insulation property are poor, easily cause the accidents such as transmission line short circuit to occur, have a strong impact on mains supply safety.And, be wrapped in the common intensity of foreign matter on transmission line and toughness all better and be wound around tightlyer, be difficult to automatically eliminate by wind or other factor of natural environment, thereby need manually remove in time.Do not having under the condition of suitable insulation scavenge unit, such removing work needs to carry out under power down mode conventionally, to the loss of producing and life brings unnecessary trouble.Also see at present the use of carrying out the device of transmission line foreign bodies removal in charged situation, this device is that the drag hook of similar " 7 " font is set at the head of insulating bar, its can provoke foreign matter or roll foreign matter after by pulling to remove the part foreign matter on transmission line, but, when run into foreign matter just there will be on stockbridge damper time draw motionless, drag continuous situation; Or some Material Strength are high and toughness is strong, be wrapped on power transmission line foreign matter closely, this kind of device elimination efficiency is low, and taking a lot of work, it is even often helpless to require great effort.Recently, the foreign bodies removal instrument of improved hot line maintenance is progressively developed and is paid attention to.If Granted publication number is that CN 202423996U, name are called the Chinese patent literature of " overhead transmission line conductor foreign-matter electrical break-in tool ", it disclose a kind of body of tool of can live line working the foreign matter on transmission line being removed, but this device is due to its structural restriction, convenient not in actual use procedure, and not good to the foreign matter treatment effect being closely wound around on transmission line.
Summary of the invention
The object of the invention is: overcome the deficiencies in the prior art, provide a kind of simple in structure, be easy to carry about with one and assembling, easy to operate and can carry out to the various foreign matters on transmission line safety, electric power transmission line foreign body eliminating apparatus quick, that thoroughly remove.
Technical scheme of the present invention is: electric power transmission line foreign body eliminating apparatus of the present invention, comprise insulating bar, connector, and insulating bar is fixedly connected with connector while using; Its design feature is: also comprise the cutter head being fixedly connected with connector;
Above-mentioned cutter head comprises all-in-one-piece connecting portion, the first removing portion and the second removing portion;
Connecting portion is cuboid substantially, and connecting portion is arranged on the right upper portion of cutter head;
The first removing portion comprises matrix and sawtooth; The matrix of the first removing portion is right angle trigonometry body substantially, and its hypotenuse is located at top; The sawtooth of the first removing portion is evenly arranged on the hypotenuse of matrix, and the increment of sawtooth is all towards upper right side;
The second removing portion comprises the first matrix, the second matrix, blade and sawtooth; The first matrix is the arc body from the bending of upper left lower right; The second matrix is basic at right angles trigone, and its hypotenuse is located at top; The left end of the second matrix is connected with the bottom right-hand member one of the first matrix; Blade is arranged on the right side of the first matrix; Sawtooth is located on the hypotenuse of the second matrix, and the increment of sawtooth is all towards upper right side; The second removing portion is connected by the lower end, left side of the upper end of its first matrix and the connecting portion of cutter head and lower end, the right side one of the first removing portion.
Further scheme is: the spacing between the increment of the sawtooth of the first removing portion of above-mentioned cutter head and the sawtooth of the second removing portion is 4mm; The angle that increment is tilted to the right is 10 °; Tooth bar is two-sided to put the first edge on a knife or a pair of scissors.
Further scheme is: the connecting portion of above-mentioned cutter head is provided with the bolt hole that connects use; Cutter head is fixedly connected with connector with bolt by the bolt hole of its connecting portion.
Further scheme also has: cutter head is stainless steel integral piece.
The present invention has positive effect: (1) electric power transmission line foreign body eliminating apparatus of the present invention, by employing, with the first removing portion of the trigone of sawtooth and integral body, be back the structural design of the second removing portion with sawtooth and blade of hook-type, can be effectively for the foreign matter of all kinds of unlike materials and different canoes on transmission pressure, adopt different parts to remove construction to foreign matter, easy to use, time saving and energy saving, can effectively save the foreign bodies removal time, remove efficiency of construction higher.(2) electric power transmission line foreign body eliminating apparatus of the present invention, small volume and less weight is easy to carry, quick and easy for installation, simple to operate, and cost is lower.(3) electric power transmission line foreign body eliminating apparatus of the present invention, has a power failure without transmission line, in charged situation, can construct, thus productive life inconvenience and the loss that can effectively avoid transmission line power failure to bring.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structure for amplifying schematic diagram of the cutter head in Fig. 1;
Fig. 3 is the local enlarged diagram at the A place in Fig. 2, in figure, also the angle of inclination of the space width of sawtooth and tooth bar is marked;
Fig. 4 is that the present invention utilizes its first removing portion to remove the schematic diagram that is wrapped in the foreign matter on power transmission line in use;
Fig. 5 is that the present invention utilizes its second removing portion to remove the schematic diagram that is wrapped in the foreign matter on power transmission line in use;
Fig. 6 is that the present invention is cooperatively interacted and removed the schematic diagram that is suspended on the foreign matter on power transmission line by 2 cover the present invention in use.
Reference numeral in above-mentioned accompanying drawing is as follows:
Insulating bar 1,
Connector 2,
Cutter head 3, connecting portion 31, bolt hole 31-1, the first removing portion 32, matrix 32-1, sawtooth 32-2, the second 33, the first matrix 33-1 of removing portion, the second matrix 33-2, blade 33-3, sawtooth 33-4,
Wound foreign matter 4,
Hang foreign matter 5,
Transmission pressure 6.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
(embodiment 1)
See Fig. 1, the electric power transmission line foreign body eliminating apparatus of the present embodiment, is mainly comprised of insulating bar 1, connector 2 and cutter head 3.
Insulating bar 1 is held construction for construction workmen.Insulating bar 1 electric insulation, thereby can hot line job in using.In constructing operation if desired during longer length, identical 2 or many insulating bars 1 can be interconnected with development length.
Connector 2 is for being fixedly connected with cutter head 3 with insulating bar 1.
See Fig. 2 and Fig. 3, cutter head 3 is stainless steel integral piece.Cutter head 3 is comprised of all-in-one-piece connecting portion 31, the first removing portion 32 and the second removing portion 33.
The connecting portion 31 of cutter head 3 is cuboid substantially, and connecting portion 31 is arranged on the right upper portion of cutter head 3, and connecting portion 31 is provided with the bolt hole 31-1 that connects use.During use, by bolt hole 31-1, with bolt, cutter head 3 is fixedly connected with connector 2.
The first removing portion 32 of cutter head 3 is comprised of matrix 32-1 and sawtooth 32-2.The matrix 32-1 of the first removing portion 32 is right angle trigonometry body substantially, and its hypotenuse is located at top.The sawtooth 32-2 of the first removing portion 32 is evenly arranged on the hypotenuse of matrix 32-1, and the increment of sawtooth 32-2 is all towards upper right side.In the present embodiment, the spacing between the increment of sawtooth 32-2 preferably adopts 4mm, and the angle that the increment of sawtooth 32-2 is tilted to the right is 10 °, two-sided the putting the first edge on a knife or a pair of scissors of tooth bar of sawtooth 32-2.The first removing portion 32 is connected by the right-hand member of its matrix 32-1 and the left end one of connecting portion 31.
The second removing portion 33 integral body of cutter head 3 are back hook-type, and the second removing portion 33 is comprised of the first matrix 33-1, the second matrix 33-2, blade 33-3 and sawtooth 33-4.The first matrix 33-1 is the arc body from the bending of upper left lower right; The second matrix 33-2 is basic at right angles trigone, and its hypotenuse is located at top.The left end of the second matrix 33-2 is connected with the bottom right-hand member one of the first matrix 33-1.Blade 33-3 processing sets up is on the right side of the first matrix 33-1, and the shape of the shape of blade 33-3 and the first matrix 33-1 adapts, curved equally.Sawtooth 33-4 is located on the hypotenuse of the second matrix 33-2, and the increment of sawtooth 33-4 is all towards upper right side.The second removing portion 33 is connected by lower end, the right side one of the upper end of its first matrix 33-1 and the lower end, left side of the connecting portion 31 of cutter head and the first removing portion 32.In the present embodiment, the spacing between the increment of sawtooth 33-4 preferably adopts 4mm, and the increment of the sawtooth 33-4 angle that is tilted to the right is 10 °, two-sided the putting the first edge on a knife or a pair of scissors of tooth bar of sawtooth 33-4.
The electric power transmission line foreign body eliminating apparatus of the present embodiment, can take insulating bar 1, connector 2 and cutter head 3 to carry apart while carrying, and is beneficial to easy to carry.While arriving job site, then be assembled into one.Assembling only need to can be assembled into one by 2 bolts, very convenient.
The electric power transmission line foreign body eliminating apparatus of the present embodiment, the concrete use in construction as shown in Figures 4 to 6:
See Fig. 4, when foreign matter is the heavier object of canvas one class mass ratio and while being wound around tighter wound foreign matter 4 on transmission pressure 6, operating personnel is at correct position, after grasping insulating bar 1 lifts cutter head 3, moving by pushing back afterwards in gap tiny in the middle of the first removing portion 32 insertion transmission pressures 6 of cutter head 3 and wound foreign matter 4, to facilitate, make the first removing portion can insert deeplyer, utilize the sawtooth 32-2 of the first removing portion 32 that wound foreign matter 4 is sawed-off simultaneously, thereby reach the object of removing wound foreign matter 4.The first removing portion 32 of cutter head 3 is designed to triangle, and object is just to utilize convenient the insertion on transmission pressure 6 of its tip to be wound around in tighter wound foreign matter 4.
See Fig. 5, when the heavier wound foreign matter 4 of mass ratio on transmission pressure 6, be wound around tight time, operating personnel is at correct position, after grasping insulating bar 1 lifts cutter head 3, the second removing portion 33 of cutter head 3 is caught on to wound foreign matter 4, pull backward, utilize the sawtooth 33-4 of the second removing portion 33 and blade 33-3 to remove wound foreign matter 4.
See Fig. 6, when foreign matter is that the kite string of lighter weight or rope etc. are while hanging foreign matter 5, the electric power transmission line foreign body eliminating apparatus of respectively being held 1 cover the present embodiment by two staff carries out cooperative operation: wherein a people below with cutter head 3, be fastened and hang foreign matter 5, another people utilizes up the blade 33-3 of the second removing portion 33 of cutter head 3 to cut off and hangs foreign matter 5, thereafter to being wrapped in the suspension foreign matter 5 of remainder on transmission pressure 6, utilize the first removing portion 32 of cutter head 3 or the sawtooth 33-4 of the second removing portion 33 to remove according to the method for Fig. 4 or Fig. 5 again, thereby thoroughly remove, hang foreign matter 5.
To sum up, the electric power transmission line foreign body eliminating apparatus of the present embodiment, by employing, with the first removing portion of the trigone of sawtooth and integral body, be back the structural design of the second removing portion with sawtooth and blade of hook-type, can be effectively for the foreign matter of all kinds of unlike materials and different canoes on transmission pressure, adopt different parts to remove construction to foreign matter, easy to use, time saving and energy saving, can effectively save the foreign bodies removal time, remove efficiency of construction higher; The electric power transmission line foreign body eliminating apparatus of the present embodiment, small volume and less weight is easy to carry, quick and easy for installation, simple to operate, and cost is lower; Without transmission line, have a power failure, in charged situation, can construct, thus productive life inconvenience and the loss that can effectively avoid transmission line power failure to bring.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique without departing from the spirit and scope of the present invention; can also make various conversion and variation and obtain the corresponding technical scheme being equal to, therefore all technical schemes that are equal to all should be included into scope of patent protection of the present invention.
Claims (4)
1. an electric power transmission line foreign body eliminating apparatus, comprises insulating bar (1), connector (2), and insulating bar (1) is fixedly connected with connector (2); It is characterized in that: also comprise the cutter head (3) being fixedly connected with connector (2);
Described cutter head (3) comprises all-in-one-piece connecting portion (31), the first removing portion (32) and the second removing portion (33);
Connecting portion (31) is cuboid substantially, and connecting portion (31) is arranged on the right upper portion of cutter head (3);
The first removing portion (32) comprises matrix (32-1) and sawtooth (32-2); The matrix (32-1) of the first removing portion (32) is right angle trigonometry body substantially, and its hypotenuse is located at top; The sawtooth (32-2) of the first removing portion (32) is evenly arranged on the hypotenuse of matrix (32-1), and the increment of sawtooth (32-2) is all towards upper right side;
The second removing portion (33) comprises the first matrix (33-1), the second matrix (33-2), blade (33-3) and sawtooth (33-4); The first matrix (33-1) is the arc body from the bending of upper left lower right; The second matrix (33-2) is basic at right angles trigone, and its hypotenuse is located at top; The left end of the second matrix (33-2) is connected with the bottom right-hand member one of the first matrix (33-1); Blade (33-3) is arranged on the right side of the first matrix (33-1); Sawtooth (33-4) is located on the hypotenuse of the second matrix (33-2), and the increment of sawtooth (33-4) is all towards upper right side; The second removing portion (33) is connected by the lower end, left side of the upper end of its first matrix (33-1) and the connecting portion (31) of cutter head (3) and lower end, the right side one of the first removing portion (32).
2. electric power transmission line foreign body eliminating apparatus according to claim 1, is characterized in that: the spacing between the increment of the sawtooth (32-2) of the first removing portion (32) of described cutter head (3) and the sawtooth (33-4) of the second removing portion (33) is 4mm; The angle that increment is tilted to the right is 10 °; Tooth bar is two-sided to put the first edge on a knife or a pair of scissors.
3. electric power transmission line foreign body eliminating apparatus according to claim 1 and 2, is characterized in that: the connecting portion (31) of described cutter head (3) is provided with the bolt hole (31-1) that connects use; Cutter head (3) is fixedly connected with connector (2) with bolt by the bolt hole (31-1) of its connecting portion (31).
4. electric power transmission line foreign body eliminating apparatus according to claim 3, is characterized in that: described cutter head (3) is stainless steel integral piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525482.8A CN103532050B (en) | 2013-10-30 | 2013-10-30 | Electric power transmission line foreign body eliminating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525482.8A CN103532050B (en) | 2013-10-30 | 2013-10-30 | Electric power transmission line foreign body eliminating apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103532050A true CN103532050A (en) | 2014-01-22 |
| CN103532050B CN103532050B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310525482.8A Active CN103532050B (en) | 2013-10-30 | 2013-10-30 | Electric power transmission line foreign body eliminating apparatus |
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| CN (1) | CN103532050B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071337A (en) * | 2014-07-08 | 2014-10-01 | 国家电网公司 | Unmanned plane for removing foreign matter electrically |
| CN104167689A (en) * | 2014-08-08 | 2014-11-26 | 国家电网公司 | Barrier removing tool for power lines |
| CN106922413A (en) * | 2017-04-20 | 2017-07-07 | 深圳市福驷高鼎科技开发有限公司 | A kind of hook-shaped sampler |
| CN108923328A (en) * | 2018-09-17 | 2018-11-30 | 国网河南省电力公司濮阳供电公司 | It is a kind of for removing the visualization device of distribution line foreign matter |
| CN111712981A (en) * | 2017-12-22 | 2020-09-25 | 米沃奇电动工具公司 | Knife attachment for insulated operating rod |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04351405A (en) * | 1991-04-26 | 1992-12-07 | Keiji Fuku | Over clearing apparatus |
| CN201126941Y (en) * | 2007-11-06 | 2008-10-01 | 潍坊供电公司 | Machine for removing foreign body from midair alive circuit |
| CN201450269U (en) * | 2009-06-23 | 2010-05-05 | 江苏省电力公司高邮市供电公司 | Voulge-shaped line removing machine |
| CN101820145A (en) * | 2010-04-26 | 2010-09-01 | 渑池县电业总公司 | Obstacle clearing cutter for high-voltage power transmission line |
| CN201754486U (en) * | 2010-08-20 | 2011-03-02 | 辽宁省电力有限公司铁岭供电公司 | Winding article removing tool for overhead wire |
| CN202034707U (en) * | 2011-03-24 | 2011-11-09 | 吉林省电力有限公司吉林供电公司 | Hook-shaped foreign matter breaker used for electric overhead power transmission lines |
| CN102306914A (en) * | 2011-09-15 | 2012-01-04 | 商丘市电业局永城分局 | Combination tool for power transmission and distribution line |
| CN103078267A (en) * | 2011-10-26 | 2013-05-01 | 上海市电力公司 | Tool set for comprehensive treatment of foreign matters on overhead line |
| CN203553750U (en) * | 2013-10-30 | 2014-04-16 | 江苏省电力公司常州供电公司 | Device for clearing foreign matters on electric power transmission line |
-
2013
- 2013-10-30 CN CN201310525482.8A patent/CN103532050B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04351405A (en) * | 1991-04-26 | 1992-12-07 | Keiji Fuku | Over clearing apparatus |
| CN201126941Y (en) * | 2007-11-06 | 2008-10-01 | 潍坊供电公司 | Machine for removing foreign body from midair alive circuit |
| CN201450269U (en) * | 2009-06-23 | 2010-05-05 | 江苏省电力公司高邮市供电公司 | Voulge-shaped line removing machine |
| CN101820145A (en) * | 2010-04-26 | 2010-09-01 | 渑池县电业总公司 | Obstacle clearing cutter for high-voltage power transmission line |
| CN201754486U (en) * | 2010-08-20 | 2011-03-02 | 辽宁省电力有限公司铁岭供电公司 | Winding article removing tool for overhead wire |
| CN202034707U (en) * | 2011-03-24 | 2011-11-09 | 吉林省电力有限公司吉林供电公司 | Hook-shaped foreign matter breaker used for electric overhead power transmission lines |
| CN102306914A (en) * | 2011-09-15 | 2012-01-04 | 商丘市电业局永城分局 | Combination tool for power transmission and distribution line |
| CN103078267A (en) * | 2011-10-26 | 2013-05-01 | 上海市电力公司 | Tool set for comprehensive treatment of foreign matters on overhead line |
| CN203553750U (en) * | 2013-10-30 | 2014-04-16 | 江苏省电力公司常州供电公司 | Device for clearing foreign matters on electric power transmission line |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071337A (en) * | 2014-07-08 | 2014-10-01 | 国家电网公司 | Unmanned plane for removing foreign matter electrically |
| CN104071337B (en) * | 2014-07-08 | 2016-01-27 | 国家电网公司 | Band electrical clean-up foreign matter unmanned plane |
| CN104167689A (en) * | 2014-08-08 | 2014-11-26 | 国家电网公司 | Barrier removing tool for power lines |
| CN106922413A (en) * | 2017-04-20 | 2017-07-07 | 深圳市福驷高鼎科技开发有限公司 | A kind of hook-shaped sampler |
| CN111712981A (en) * | 2017-12-22 | 2020-09-25 | 米沃奇电动工具公司 | Knife attachment for insulated operating rod |
| CN108923328A (en) * | 2018-09-17 | 2018-11-30 | 国网河南省电力公司濮阳供电公司 | It is a kind of for removing the visualization device of distribution line foreign matter |
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|---|---|
| CN103532050B (en) | 2017-07-18 |
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