CN101771253B - Line raising equipment and line raising method for live working of electric transmission line - Google Patents
Line raising equipment and line raising method for live working of electric transmission line Download PDFInfo
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- CN101771253B CN101771253B CN2009100765021A CN200910076502A CN101771253B CN 101771253 B CN101771253 B CN 101771253B CN 2009100765021 A CN2009100765021 A CN 2009100765021A CN 200910076502 A CN200910076502 A CN 200910076502A CN 101771253 B CN101771253 B CN 101771253B
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- ratchet
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- lifting device
- rotating shaft
- wire lifting
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000004804 winding Methods 0.000 claims abstract 14
- 238000009413 insulation Methods 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 7
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
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Abstract
本发明提供一种用于输电线路带电作业的提线设备，该提线设备包括：至少一个缠绕装置(10)，具有与输电线路的杆塔固定的固定部；以及绝缘带，一端缠绕连接于缠绕装置(10)上，另一端连接于输电线路的待提升相线。本发明还提供一种用于输电线路带电作业的提线方法，该方法包括：将提线设备与输电线路的待提升相线连接，其中提线设备包括至少一个缠绕装置(10)以及绝缘带，绝缘带的一端缠绕连接于缠绕装置(10)上，另一端连接于待提升相线；以及通过缠绕装置(10)来卷绕所述绝缘带，以提升所述待提升相线。该设备运输、搬运方便，该方法便于带电作业且降低了工作强度并增加提线的安全性。
The invention provides a wire lifting device for live work on a power transmission line. The wire lifting device includes: at least one winding device (10), which has a fixing part fixed to the tower of the power transmission line; and an insulating tape, one end of which is wound and connected to the winding On the device (10), the other end is connected to the phase line to be lifted of the power transmission line. The present invention also provides a wire lifting method for live work on a power transmission line, the method comprising: connecting the wire lifting device to the phase line to be lifted of the power transmission line, wherein the wire lifting device includes at least one winding device (10) and an insulating tape One end of the insulating tape is wound and connected to the winding device (10), and the other end is connected to the phase line to be lifted; and the insulating tape is wound by the winding device (10) to lift the phase line to be lifted. The equipment is convenient to transport and carry, and the method is convenient for live work, reduces the working intensity and increases the safety of wire lifting.
Description
Technical field
The present invention relates to a kind ofly be used for the line equipment of carrying of hot line maintenance and carry line method.
Background technology
At present, power system transmission line live line working work has been carried out more than 50 year, and especially extra high voltage network live line working has also been carried out closely 30 years, has brought safety and stability, has brought huge economic benefit to national economy to electric power system.But extra high voltage network all is among high and steep mountains; The maintenance worker arrives very difficulty of circuit tower position; A lot of places general vehicle can't arrive; Have only a small amount of cross-country jeep or livestock to arrive, large-scale like this, very farm labourer's tool, goods and materials are difficult near tower position, the transmission line, perhaps workpeople's labour intensity is very big.And tools for live working in the past, because the transmission line electric pressure is high, insulation distance is long; Need very long insulating bar; Segmentation at present makes up that perhaps 3-4 rice is long exactly, and this brings great inconvenience for transportation, carrying, but for transmission line can the live line working maintenance; The electric power worker is overcoming all difficulties always, adheres to operation.The existing charged power tool of superhigh pressure all is to use insulating bar to process live line working and promotes instrument, promotes lead through the metal leading screw.But be exactly that single insulating bar is long, must use the oversize vehicle transportation.
Summary of the invention
The present invention is devoted to overcome the above-mentioned defective of prior art just and makes.The objective of the invention is to propose a kind of line equipment of carrying that is used for hot line maintenance and carry line method, this equipment transportation, convenient in carrying, this method are convenient to live line working and have been reduced working strength and increased the fail safe of carrying line.
For solving the problems of the technologies described above, the present invention provides a kind of line equipment of carrying that is used for hot line maintenance, and this is carried line equipment and comprises: at least one wind has and the fixing fixed part of the shaft tower of transmission line; And insulating tape, an end is intertwined and connected on wind, and the other end is connected in the phase line to be hoisted of transmission line.
Preferably, wind comprises: casing, be provided with can two-way rotation first rotating shaft, fixed part is the connecting hole of being located on the casing; Capstan winch is sheathed in first rotating shaft and circumferentially and fixes, and capstan winch can rotate with first rotating shaft.
Preferably, wind also comprises: second rotating shaft is supported on the casing and with the first rotating shaft transmission and meshes; And first the switching-over ratchet mechanism; Has first ratchet that is fixedly connected on second rotating shaft; And first ratchet that is rotationally connected with casing; Wherein, first ratchet and the engagement of first ratchet one-way also have engagement first position of engagement and second position of engagement in the opposite direction, so that the switching-over of first ratchet.
Preferably, first ratchet has with respect to symmetrically arranged first engaging piece of its rotating shaft and second engaging piece, and the engagement of first engaging piece and first ratchet is first position of engagement, and the engagement of second engaging piece and said first ratchet is second position of engagement.
Preferably, the first switching-over ratchet mechanism also comprises stop member, and stop member comprises: stopper, be fixed in casing; And expansion link, telescopically is located in the stopper, and wherein, expansion link compresses with first ratchet along rotor shaft direction vertical and that intersect at rotating shaft and first ratchet of first ratchet and cooperates, with stop first ratchet.
Preferably, wind also comprises: handle; And second the switching-over ratchet mechanism; Has second ratchet that is connected in handle rotationally; And second ratchet that is fixedly connected on second rotating shaft, wherein, taper knob is located at second ratchet; The engagement of second ratchet and second ratchet one-way also has engagement the 3rd position of engagement and the 4th position of engagement in the opposite direction so that the Rotation With Changing of handle to.
Preferably, carry line equipment and also comprise crossbeam, crossbeam has the connecting portion on the shaft tower that is connected in transmission line, and wind is connected on the crossbeam.
Preferably, insulating tape comprises: first insulating segment, be wound on the capstan winch, and the one of which end is fixed on the capstan winch, and the other end is fixed on the casing of wind; And second insulating segment, the one of which end is fixed with the thread-lifting hook that can connect phase line, and the other end is connected with joint, and first insulating segment is connected with said second insulating segment through said joint.
The present invention also provides a kind of line method of carrying that is used for hot line maintenance; This method comprises: will carry line equipment and be connected with the phase line to be hoisted of transmission line; Wherein carry line equipment and comprise at least one wind and insulating tape; One end of insulating tape is intertwined and connected on wind, and the other end is connected in phase line to be hoisted; And through the wind insulating tape of reeling, to promote phase line to be hoisted.
The insulating tape of carrying line equipment is connected with the phase line to be hoisted of transmission line, wherein carries line equipment and comprise at least one wind, an end of insulating tape is intertwined and connected on wind, and the other end is connected in phase line to be hoisted; And, promote phase line to be hoisted through wind and insulating tape.
The invention has the beneficial effects as follows: solved that insulating tool is heavy, very long, the defective of bad transportation, it is small and exquisite, nimble to make live line working carry line equipment, and live line working easily can be used the transportation of miniature cross-country jeep again.And insulating tape has protection against the tide, electric property, mechanical strength and superior function such as gets over, and is the substitute products that the live line working rigid insulation is carried the Line tool device.
Should be appreciated that above generality is described and following detailed description is all enumerated and illustrative, purpose is in order to the present invention who requires to protect further explanation to be provided.
Description of drawings
Accompanying drawing is formed the part of this specification, with helping further understand the present invention.These accompanying drawing diagrams some embodiments of the present invention, and can be used for explaining principle of the present invention with specification.In the accompanying drawing:
Fig. 1 shows the line equipment of carrying that is used for charged transmission line of the present invention, wherein shows two winds, and one is subsequent use;
Fig. 2 shows the vertical view of carrying the crossbeam of line equipment of the present invention;
Fig. 2 A shows the left view of crossbeam shown in Fig. 2;
Fig. 3 shows the cutaway view of the wind among the present invention;
Fig. 3 A shows the end view of wind among the present invention, shows the matching relationship between first ratchet, first ratchet and the stopper, and is located at second ratchet on the handle;
Fig. 4 shows the front view as four dogging assemblies of thread-lifting hook;
Fig. 5 shows the front view as the horizontal double-hung of thread-lifting hook.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.Identical in the accompanying drawings parts are represented with identical label.
Describe the line equipment of carrying that is used for the live line working transmission line of the present invention with reference to figure 1, this is carried line equipment and comprises: wind 10 and insulating tape, and insulating tape one end is intertwined and connected on wind 10, and the other end is connected in the phase line to be hoisted of transmission line.In the present embodiment; Show insulating tape and comprise first insulating segment 12 and second insulating segment 13; One end of first insulating segment 12 is fixed on the capstan winch 2 (Fig. 3 illustrates) of wind 10; The other end is fixed on the casing 1 (Fig. 3 illustrates) of wind, along with rotation first insulating segment 12 of capstan winch 2 constantly shrinks or transfers; One end of second insulating segment 13 is fixed with the thread-lifting hook 16 that connects transmission line phase line to be hoisted; The other end is connected with joint 14; First insulating segment 12 passes from joint 14 to be connected with second insulating segment 13, and thus, thread-lifting hook 16 can correspondingly be raised or descend.Fig. 4 to Fig. 5 shows different thread-lifting hooks respectively, according to the deployment scenarios of lead in the phase line, can select different thread-lifting hooks.Also can according to circumstances use six dogging thread-lifting hooks (not shown).
With reference to figure 3 and 3A the wind of carrying in the line equipment 10 of the present invention is described; This wind 10 comprises: casing 1, capstan winch 2; Wherein, Casing 1 is supported with first rotating shaft 8 rotationally through bearing, and capstan winch 2 connects around the circumferentially fixing of first rotating shaft 8 through key and can rotate with first rotating shaft 8.Can know that from Fig. 3 and 3A this wind also comprises the first switching-over ratchet mechanism that is supported in second rotating shaft 7 on the casing 1 rotationally and is connected in second rotating shaft 7 through bearing, is in transmission connection through slowing-down structure between first rotating shaft 8 shown in Fig. 3 and second rotating shaft 7.The first switching-over ratchet mechanism comprises: first ratchet 3 that is fixedly connected on first ratchet 5 of second rotating shaft 7 and is rotationally connected with casing 1; First ratchet 3 and first ratchet, 5 one way engagement also have engagement first position of engagement and second position of engagement in the opposite direction, so that 5 switching-overs of first ratchet.First ratchet 5 rotates around the circumferentially fixing of second rotating shaft 7 and with second rotating shaft 7 through the key connection, and first ratchet 5 is the ratchet of rectangular teeth shown in the figure; First ratchet 3 is connected in casing 1 rotationally through the axle 33 that is fixed in casing 1.First ratchet 3 is a symmetrical structure shown in the embodiments of the invention; This first ratchet 3 has symmetrically arranged first engaging piece 35 of its rotating shaft and second engaging piece 34 relatively; And the engagement of first engaging piece 35 and first ratchet 5 is first position of engagement, and the engagement of second engaging piece 34 and first ratchet 5 is second position of engagement.Particularly, first stop tooth 31 and 5 engagements of first ratchet of when first position of engagement, stretching out, second stop tooth 32 and 5 engagements of first ratchet of when second position of engagement, stretching out from second engaging piece 34 from first engaging piece 35.
Can find out that from Fig. 3 A the first switching-over ratchet mechanism also comprises the stop member of being located at casing 1; This stop member comprises: be fixed in the stopper 4 of casing 1 and be located at the expansion link 41 in the stopper 4; Expansion link 41 can stretch out to compress with first ratchet 3 along rotor shaft direction vertical and that intersect at rotating shaft and first ratchet 5 of first ratchet 3 and cooperate, with this first ratchet 3 of stop.Particularly; Expansion link 41 is stepped stem and is located in the ladder hole of stopper 4; Be provided with spring between the ladder section of expansion link 41 and the ladder section of ladder hole; And this spring housing is located on the expansion link 41, can expansion link 41 be compressed through tightening the screw 42 that cooperates with ladder hole, thereby the elastic force that expansion link 41 overcomes spring stretches out and is fixed from ladder hole.In first position of engagement when (first stop tooth 31 and first ratchet, 5 one way engagement); Expansion link 41 compresses with second engaging piece 34 of first ratchet 3 and contacts; Second stop tooth 32 and first ratchet 5 break away from engagement; Be merely able to this moment along a direction (first direction) drive first ratchet 5 so that drive capstan winch 2, the first ratchets 5 at other direction (second direction opposite) with first direction by stop tooth 31 stop and then along second direction stop capstan winch 2.Correspondingly; Unclamp screw 42; Make expansion link 41 under the effect of spring force, withdraw; Rotate first ratchet 3 and make second stop tooth 32 and the engagement of first ratchet 5, simultaneously expansion link 41 is stretched out and fixing compressing contact first engaging piece 35, thereby second stop tooth 32 and first ratchet 5 are in second position of engagement one way engagement.Can know that first engaging piece 35 and first ratchet 5 break away from engagement when second position of engagement, promptly first stop tooth 31 and first ratchet 5 break away from engagement.
Continuation can know that with reference to figure 3 and 3A wind 10 can further include the driving element that is connected in second rotating shaft 7 among the present invention, and driving element is a handle 6 among the present invention, and handle 6 is connected with second rotating shaft 7 through the second switching-over ratchet mechanism.With reference to figure 3A the second switching-over ratchet mechanism is described; This second switching-over ratchet mechanism has second ratchet 9 that is connected in handle 6 rotationally; And second ratchet that is fixedly connected on second rotating shaft 7, wherein, second ratchet 9 has the structure identical with first ratchet 3; Handle 6 is sheathed on second ratchet; Second ratchet can have the structure identical with first ratchet 5, and second ratchet 9 and the engagement of second ratchet one-way also have engagement the 3rd position of engagement and the 4th position of engagement in the opposite direction so that the Rotation With Changing of said handle 6 to.Because second ratchet cooperates with second ratchet 9; The reciprocal rotation that can in small range, realize handle 6 is to rotate second rotating shaft 7 along a fixed-direction; So when being subject to opereating specification, the second switching-over ratchet mechanism that is connected with handle 6 can play good effect.Particularly, through adjusting the back rotation of coming that second ratchet and the switching of second ratchet 9 between the 3rd position of engagement and the 4th position of engagement realize handle 6 back and forth.Wherein, state shown in Fig. 3 A is the state that tightens up insulating tape, and at this moment, second ratchet 9 is rotated counterclockwise and puts in place, and first ratchet 3 is rotated counterclockwise and puts in place, and handle 6 is the state of tightening up.
Fig. 2 and Fig. 2 A show crossbeam 11 sketch mapes, are fixed with two reinforcement hooks on the crossbeam 11, and the spacing that said two reinforcements are hooked between the crossbeam 11 is adjustable, and wind 10 is fixedly connected with crossbeam 11 through the connecting hole of being located on the casing 1.Crossbeam 11 then has the connecting portion on the shaft tower that is fixedly connected on transmission line, and this connecting portion can be that bolt connects, and strengthens hook and can strengthen being connected between shaft tower and the crossbeam.
The line equipment of carrying of the present invention comprises at least one wind 10.Two winds 10 and corresponding insulation band and thread-lifting hook with it have been shown among Fig. 1; Adopt two winds 10 can correspondingly reduce the load that each wind bears; And one subsequent use to strengthen fail safe, when phase line to be hoisted has big difference in height, need adopt two winds 10 to promote in addition.
The present invention also provides a kind of method that promotes charged transmission line on the other hand; Describe with reference to figure 1; This method comprises: will carry line equipment and be connected with transmission line phase line to be hoisted, and wherein, carry line equipment and comprise insulating tape and at least one wind; One end of insulating tape is wound on the wind 10, and the other end is connected with phase line to be hoisted; And bring and promote phase line to be hoisted through wind 10 insulation of reeling.Be promoted to need the position and changed insulator after, first ratchet 5 of wind 10 is commutated, thereby transfers this phase line, to unclamp being connected of thread-lifting hook 16 and this phase line.Also can use simultaneously to be fixed on two on the crossbeam 11 cover wind, the insulating tape of two winds is connected promptly laborsaving and fail safe raising simultaneously with phase line to be hoisted.
Although the present invention is illustrated with reference to accompanying drawing and preferred embodiment, obviously, for a person skilled in the art, under the prerequisite that does not deviate from the spirit and scope of the present invention, can make various changes and variation to the present invention.Various change of the present invention, the content that changes by appending claims and equivalent thereof contain.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100765021A CN101771253B (en) | 2009-01-05 | 2009-01-05 | Line raising equipment and line raising method for live working of electric transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100765021A CN101771253B (en) | 2009-01-05 | 2009-01-05 | Line raising equipment and line raising method for live working of electric transmission line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101771253A CN101771253A (en) | 2010-07-07 |
| CN101771253B true CN101771253B (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100765021A Active CN101771253B (en) | 2009-01-05 | 2009-01-05 | Line raising equipment and line raising method for live working of electric transmission line |
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| CN (1) | CN101771253B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110867767B (en) * | 2019-10-22 | 2024-10-01 | 云南电网有限责任公司曲靖供电局 | Auxiliary device for live replacement of 500kV heavy-load linear insulator string |
| CN112152143B (en) * | 2020-09-18 | 2023-05-26 | 国网河南省电力公司信阳供电公司 | Tension insulator replacing device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2281598Y (en) * | 1996-06-05 | 1998-05-13 | 上海浦东新区汇总贸易有限公司 | Ratchet cover plate with two supports |
| CN2724269Y (en) * | 2004-07-01 | 2005-09-07 | 胡刚 | Conductor lifter special for 220 KV over line insulation |
| CN201068652Y (en) * | 2007-05-28 | 2008-06-04 | 闫晓军 | Architectural brick layer brick walling hoist |
| CN201171148Y (en) * | 2008-02-21 | 2008-12-24 | 王正利 | Machine for supporting overhead pround wire |
-
2009
- 2009-01-05 CN CN2009100765021A patent/CN101771253B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2281598Y (en) * | 1996-06-05 | 1998-05-13 | 上海浦东新区汇总贸易有限公司 | Ratchet cover plate with two supports |
| CN2724269Y (en) * | 2004-07-01 | 2005-09-07 | 胡刚 | Conductor lifter special for 220 KV over line insulation |
| CN201068652Y (en) * | 2007-05-28 | 2008-06-04 | 闫晓军 | Architectural brick layer brick walling hoist |
| CN201171148Y (en) * | 2008-02-21 | 2008-12-24 | 王正利 | Machine for supporting overhead pround wire |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2004-72889A 2004.03.04 |
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| CN101771253A (en) | 2010-07-07 |
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Owner name: STATE ELECTRIC NET CROP. WENLING CITY POWER INSULL Free format text: FORMER OWNER: WENLING CITY POWER INSULLATING EQUIOPMENT CO., LTD. WENLING ELECTRIC POWER INSULATIONEQUIPMENT CO., LTD. Effective date: 20130227 |
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Effective date of registration: 20130227 Address after: 100045 Beijing city Xicheng District Fuxingmenwai No. 1 Nan Xiang Di Zang an Patentee after: North China Electrical Power Research Institute LLC Patentee after: State Grid Corporation of China Patentee after: Wenling City Power Insullating Equiopment Co., Ltd. Patentee after: Wenling Electric Power Insulation Equipment Co., Ltd. Address before: 100045 Beijing city Xicheng District Fuxingmenwai No. 1 Nan Xiang Di Zang an Patentee before: North China Electrical Power Research Institute LLC Patentee before: Wenling City Power Insullating Equiopment Co., Ltd. Patentee before: Wenling Electric Power Insulation Equipment Co., Ltd. |