CN103401177B - A kind of stockbridge damper replacing options - Google Patents

A kind of stockbridge damper replacing options Download PDF

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Publication number
CN103401177B
CN103401177B CN201310290473.5A CN201310290473A CN103401177B CN 103401177 B CN103401177 B CN 103401177B CN 201310290473 A CN201310290473 A CN 201310290473A CN 103401177 B CN103401177 B CN 103401177B
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CN
China
Prior art keywords
stockbridge damper
bar
grapple
core shaft
rotary core
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Application number
CN201310290473.5A
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Chinese (zh)
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CN103401177A (en
Inventor
陈永红
罗国档
陈子良
李雄
吴志成
吴玉婷
许俊江
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State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Fujian Electric Power Co Ltd
Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Fujian Electric Power Co Ltd, Quanzhou Power Supply Co of State Grid Fujian Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201310290473.5A priority Critical patent/CN103401177B/en
Publication of CN103401177A publication Critical patent/CN103401177A/en
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Publication of CN103401177B publication Critical patent/CN103401177B/en
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Abstract

The invention discloses a kind of stockbridge damper replacing options, this operational method, support is played by replacing stockbridge damper support, stockbridge damper grapple, reduce labour, alleviate the labour intensity of operating personnel, utilize electronic bolt locking device to lock and demounting bolt simultaneously, there is safety, reliably, remote operated function can be realized.

Description

A kind of stockbridge damper replacing options
Technical field
The present invention relates to a kind of stockbridge damper to change, particularly a kind of stockbridge damper replacing options.
Background technology
As the indispensable gold utensil of overhead transmission line, stockbridge damper is widely used in all circuit paragraphs.The problems such as its damage, displacement are one of FAQs of circuit, the phenomenon such as impaired or displacement for stockbridge damper, if all apply for, interruption maintenance will reduce grid stability, also supply of electric power can be affected simultaneously, if but wait power failure chance to carry out again changing and will certainly strengthening line security hidden danger, reduce the circuit general level of the health, therefore for the solution that problems is best be adopt charged mode carry out defect elimination process in time, guarantee line security stablize.
The master operation changing stockbridge damper operation requires that operation is finer and smoother, and conventional earth potential working instrument cannot meet its job requirements, reaches operation object.Therefore, current various places generally adopt equal potential working mode, enter electric field equipotential carry out upkeep operation by operating personnel.But equal potential working security risk is comparatively large, require very strict to this " safety " for persons' composition gap, operation gap, on the tower of a lot of little spaces, (based on 110kV and following tower) often cannot meet job requirements.Thus cause replacing operation to complete in time.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, and a kind of a kind of stockbridge damper replacing options being applicable to charged for replacement stockbridge damper is provided.
A kind of stockbridge damper replacing options, (1) will change stockbridge damper bracing frame, and the assembling of insulating bar, electronic bolt locking device, stockbridge damper grapple is complete to be lifted on tower; (2) grapple changing stockbridge damper stent support boom end is separately fixed on different tower materials forms gusseted form, locking; (3) insulating bar to be inserted on the connection-peg changing stockbridge damper bracing frame and to lock, stockbridge damper grapple being connected to the head of insulating bar; (4) regulate replacing stockbridge damper bracing frame triangle length, will change stockbridge damper bracing frame connection-peg extension to outside cross-arm, control operation bar, hooks stockbridge damper by stockbridge damper; (5) operating personnel selects the turnbarrel angle of electronic bolt locking device according to site work environment, and adjustment position, uses electronic bolt locking device to carry out the dismounting of stockbridge damper bolt, then control insulating bar, takes off damaged stockbridge damper; (6) utilize insulating bar to be in place by new stockbridge damper, then lock stockbridge damper bolt to realize the new and old replacing of stockbridge damper with electronic bolt locking device.
This operational method, plays support by replacing stockbridge damper support, stockbridge damper grapple, reduces labour, alleviate the labour intensity of operating personnel, utilize electronic bolt locking device to lock and demounting bolt simultaneously, there is safety, reliably, remote operated function can be realized.
A kind of replacing stockbridge damper support, include the support bar of the adjustable length of 3, the support bar of 3 is connected on a contiguous block, the support bar of three is hinged on contiguous block, the upper end of contiguous block is provided with the connection-peg for grafting insulating bar, described connection-peg is for be connected on contiguous block by universal joint, and be provided with a grapple in the bottom of every root support bar, described grapple is hinged on support bar.
The replacing stockbridge damper support of this structure, in use, the support bar of three is hooked on pylon respectively, make to change stockbridge damper support toward inclined upward, then insulating bar bar is plugged on connection-peg, and stockbridge damper grapple is arranged on the head of insulating bar, just can realize the replacing of stockbridge damper, adopt replacing stockbridge damper support of the present invention can realize earthy safety work, the labour intensity changing stockbridge damper can be alleviated again.
Hinged, hinged between grapple and support bar between described support bar and contiguous block are detachable hinged.
When adopting detachable being hinged on not need to use, can, by this support dismounting packing, be convenient to deposit and carry.
Described grapple includes the snatch pin that two become 90 degree, and the snatch pin of every root is provided with screw thread, on snatch pin, is provided with the compressing tablet of a L-type and a locking nut, compressing tablet and locking nut can move on snatch pin.
The grapple of this structure, utilizes two to become the snatch pin of 90 degree and the bending angle bar of 90 degree of shaft tower tower material to fasten, then with compressing tablet and locking nut locking.
The support bar of described adjustable length be by support bar by mutual sheathing together inside and outside two pipe fittings form, inside and outside two pipe fittings is provided with through hole in a row along its axis direction, with connector, they is locked after adjusting relative length as required.
The length of length adjustment three support bars of bracing frame is as required to adapt to the needs of onsite application in use.
Described connection-peg is the connection-peg of hood type.
Described electronic bolt locking device, include electronic mobile jib and many secondary auxiliary connection bars, wherein electronic mobile jib includes electric wrench, rotary core shaft, insulated hollow pipe, electric wrench is movably connected on one end of insulated hollow pipe, and the rotating shaft that rotary core shaft is movably connected on electric wrench is positioned at the inner chamber of insulated hollow pipe; Each auxiliary connection bar comprises insulated hollow pipe, rotary core shaft or directly connects with the sleeve at inner polygon angle or connect the sleeve with inner polygon angle by transmission device, described auxiliary connection rod sleeve is detachable being flexibly connected with the rotating shaft of rotary core shaft or transmission device, the insulated hollow pipe of electronic mobile jib is connected with the mutually movable detachable of the rotary core shaft of auxiliary connection bar with detachable being flexibly connected of insulated hollow pipe of auxiliary connection bar, the rotary core shaft of electronic mobile jib.
The electronic bolt locking device of this structure, be connected with the rotary core shaft of auxiliary connection bar by sleeve being adopted transmission device, by controlling the driving angle of transmission device, just can realize the sleeve movement output of multiple angles, thus design the auxiliary connection bar of multiple different rotary angles, then sleeve is aimed at threaded connector, restart electric wrench and rotated by electric wrench driven rotary mandrel, then drive the sleeve rotation realization with interior angle to tighten or dismantle by rotary core shaft.
The sleeve of described electronic bolt locking device adopts buckle-type to be connected with between the rotary core shaft of auxiliary connection bar or the rotating shaft of transmission device, and after sleeve is in place, buckle blocks sleeve, presses buckle and just sleeve can be taken off during dismounting.
The buckle of described electronic bolt locking device is clamp button of the spring, the rotary core shaft of auxiliary connection bar or the rotating shaft of transmission device arranges grab, arranges draw-in groove in the relevant position of sleeve.
It is that link at the insulated hollow pipe of electronic mobile jib and the insulated hollow pipe of auxiliary connection bar arranges external screw thread respectively that the electronic mobile jib insulated hollow pipe of described electronic bolt locking device is flexibly connected with detachable between auxiliary connection bar insulated hollow pipe, the internal thread matched with it is then set at the inner chamber two ends of one section of sleeve pipe, electronic mobile jib is connected with sleeve pipe respectively with the insulated hollow pipe of auxiliary connection bar.
The connection of the rotary core shaft of electronic mobile jib of described described electronic bolt locking device and the axle of the rotary core shaft of auxiliary connection bar is adopt inserting type to connect between the two, namely the end of a rotary core shaft wherein arranges the blind hole of band interior angle, arranges corresponding exterior angle match with interior angle in the end of another rotary core shaft.
Adopt this fit system, the effect playing transferring power that can be good.
The transmission device of described described electronic bolt locking device is Bevel Gear Transmission.
Adopt Bevel Gear Transmission, 180 degree of corners of power can be realized.
Described stockbridge damper grapple, include two grapples be set up in parallel, two grapples be oriented one to backward previous, and grapple is opening up, two grapples are linked together by connecting rod, and the middle part above the relative direction of connecting rod two grapple is provided with the connector that to be connected with insulating bar.
The stockbridge damper grapple of this structure, the length of grapple is according to stockbridge damper type design, after under two grapple snatches, just withstand both sides weight, in use first control operation bar, grapple and stockbridge damper is made to have certain angle, adjusted position postpone, control operation bar rotates grapple to parallel with stockbridge damper, then mentions grapple and just firmly can catch stockbridge damper, by connecting insulating bar, the crawl of charged remote stockbridge damper can be realized.
The connector of described stockbridge damper grapple is the connector of plum blossom-shaped.
The end of described insulating bar is provided with the connector of plum blossom-shaped.
In sum, the present invention's following advantage compared to existing technology:
Stockbridge damper replacing options of the present invention, plays support by replacing stockbridge damper support, stockbridge damper grapple, reduces labour, alleviate the labour intensity of operating personnel, utilize electronic bolt locking device to lock and demounting bolt simultaneously, there is safety, reliably, remote operated function can be realized.
If adopt replacing stockbridge damper method of the present invention to calculate by a 110kV circuit on-load 100,000 kilowatts, power failure operation at least needs line outage 3 hours (comprise that power failure operation, work permit and termination check-in, power transmission operation required time), then will lose more than amount of power supply 300,000 kilowatt hour.And if live line working can be adopted, one-stop operation can reduce the amount of power supply loss of about 300,000 kilowatt hours, if by every kilowatt hour 0.5 yuan calculating, can reduce direct economic loss 150,000 yuan; Though more 220kV and Above Transmission Lines institute on-load more, the economic benefit of generation just will be turned at double; On the other hand, the application of this project achievement, can reduce the change stopping power transmission operational ton and whole power system operating mode, greatly improves safe operation of electric network reliability.Adopt replacing stockbridge damper device of the present invention, package unit supports the use, and can realize live line working, greatly can alleviate the labour intensity of operating personnel simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of replacing stockbridge damper bracing frame of the present invention.
Fig. 2 is the structural representation of stockbridge damper grapple of the present invention.
Fig. 3 is the A direction view of Fig. 2.
Fig. 4 is the B direction view of Fig. 3.
Fig. 5 is electronic bolt locking device structural representation of the present invention.
Fig. 6 is another secondary bar structural representation of electronic bolt locking device.
Fig. 7 is the using state figure that stockbridge damper of the present invention changes instrument.
Label declaration 1 changes the stockbridge damper bracing frame 11 support bar 12 contiguous block 13 connection-peg 14 grapple 15 snatch pin 16 electronic bolt locking device 21 of compressing tablet 2 electronic mobile jib 22 auxiliary connection bar 23 electric wrench 24 rotary core shaft 25 insulated hollow pipe 26 sleeve 27 sleeve pipe 3 insulating bar 4 stockbridge damper grapple 41 grapple 42 connecting rod 43 connector.
Embodiment
Below in conjunction with embodiment, the present invention is described in more detail.
Embodiment 1
A kind of stockbridge damper replacing options, (1) will change stockbridge damper bracing frame 1, and insulating bar 3, electronic bolt locking device 2, stockbridge damper grapple 4 are assembled and be completely lifted on tower; (2) grapple changing stockbridge damper stent support boom end is separately fixed on different tower materials forms gusseted form, locking; (3) insulating bar to be inserted on the connection-peg changing stockbridge damper bracing frame and to lock, stockbridge damper grapple being connected to the head of insulating bar; (4) regulate replacing stockbridge damper bracing frame triangle length, will change stockbridge damper bracing frame connection-peg extension to outside cross-arm, control operation bar, hooks stockbridge damper by stockbridge damper; (5) operating personnel selects the turnbarrel angle of electronic bolt locking device according to site work environment, and adjustment position, uses electronic bolt locking device to carry out the dismounting of stockbridge damper bolt, then control insulating bar, takes off damaged stockbridge damper; (6) utilize insulating bar to be in place by new stockbridge damper, then lock stockbridge damper bolt to realize the new and old replacing of stockbridge damper with electronic bolt locking device.
Described replacing stockbridge damper support is as Fig. 1, include the support bar 11 of the adjustable length of 3, the support bar of 3 is connected on a contiguous block 12, the support bar of three is hinged on contiguous block, the connection-peg 13 for grafting insulating bar is provided with in the upper end of contiguous block, described connection-peg is for be connected on contiguous block by universal joint, and be provided with a grapple 14 in the bottom of every root support bar, described grapple is hinged on support bar.Described grapple includes the snatch pin 15 that two become 90 degree, and the snatch pin of every root is provided with screw thread, on snatch pin, is provided with the compressing tablet 16 of a L-type and a locking nut, compressing tablet and locking nut can move on snatch pin.The support bar of described adjustable length be by support bar by mutual sheathing together inside and outside two pipe fittings form, inside and outside two pipe fittings is provided with through hole in a row along its axis direction, with connector, they is locked after adjusting relative length as required.Hinged, hinged between grapple and support bar between the support bar of described replacing stockbridge damper support and contiguous block are detachable hinged.
Described stockbridge damper grapple as in Figure 2-4, include two grapples be set up in parallel 41, two grapples be oriented one to backward previous, and grapple is opening up, two grapples are linked together by connecting rod 42, and the middle part above the relative direction of connecting rod two grapple is provided with the connector 43 that to be connected with insulating bar.Described connector is the joint of plum blossom-shaped.
Described electronic bolt locking device is as Fig. 5-6, auxiliary connection bar 22 primarily of electronic mobile jib 21 and two pairs forms, wherein electronic mobile jib includes electric wrench 23, rotary core shaft 24, insulated hollow pipe 25, electric wrench is movably connected on one end of hollow pipe, and the rotating shaft that rotary core shaft is movably connected on electric wrench is positioned at the inner chamber of hollow pipe; Each auxiliary connection bar comprises insulated hollow pipe, the auxiliary connection bar of rotary core shaft, wherein a pair directly connects sleeve 26 with inner polygon angle, the auxiliary connection bar of another pair is then by the sleeve at bevel gearing and inner polygon angle, be detachable being flexibly connected between the output shaft of described auxiliary connection rod sleeve and rotary core shaft or bevel gear, sleeve adopts buckle-type to be connected with between the rotary core shaft of auxiliary connection bar or the output shaft of bevel gear, after sleeve is in place, buckle blocks sleeve, presses buckle and just sleeve can be taken off during dismounting.Described buckle is clamp button of the spring, and the rotary core shaft of auxiliary connection bar or the output shaft of bevel gear arrange grab, arranges draw-in groove to realize connecting in the relevant position of sleeve.It is that link at the insulated hollow pipe of electronic mobile jib and the insulated hollow pipe of auxiliary connection bar arranges external screw thread respectively that detachable between electronic mobile jib insulated hollow pipe with auxiliary connection bar insulated hollow pipe is flexibly connected, the internal thread matched with it is then set at the inner chamber two ends of one section of sleeve pipe, electronic mobile jib is connected with sleeve pipe 27 respectively with the insulated hollow pipe of auxiliary connection bar.The connection of the axle of the rotary core shaft of described electronic mobile jib and the rotary core shaft of auxiliary connection bar is adopt inserting type to connect between the two, namely the end of a rotary core shaft wherein arranges the blind hole of band interior angle, arranges corresponding exterior angle match with interior angle in the end of another rotary core shaft.
The end of insulating bar is provided with the connector of plum blossom-shaped.
It is same as the prior art that the present embodiment does not state part.

Claims (10)

1. a stockbridge damper replacing options, is characterized in that: replacing stockbridge damper bracing frame, insulating bar, electronic bolt locking device, the assembling of stockbridge damper grapple are completely lifted on tower by (1); (2) be separately fixed on different tower materials form gusseted form, locking by changing the grapple of stockbridge damper bracing frame support bar end; (3) insulating bar to be inserted on the connection-peg changing stockbridge damper bracing frame and to lock, stockbridge damper grapple being connected to the head of insulating bar; (4) regulate replacing stockbridge damper bracing frame triangle length, stockbridge damper bracing frame connection-peg extension will be changed to outside cross-arm, and control insulating bar, stockbridge damper is hung grapple and lives stockbridge damper; (5) operating personnel selects the turnbarrel angle of electronic bolt locking device according to site work environment, and adjustment position, uses electronic bolt locking device to carry out the dismounting of stockbridge damper bolt, then control insulating bar, takes off damaged stockbridge damper; (6) utilize insulating bar to be in place by new stockbridge damper, then lock stockbridge damper bolt to realize the new and old replacing of stockbridge damper with electronic bolt locking device.
2. stockbridge damper replacing options according to claim 1, it is characterized in that: described replacing stockbridge damper bracing frame, include the support bar of the adjustable length of 3, the support bar of 3 is connected on a contiguous block, the support bar of three is hinged on contiguous block, the upper end of contiguous block is provided with the connection-peg for grafting insulating bar, described connection-peg is for be connected on contiguous block by universal joint, be provided with a grapple in the bottom of every root support bar, described grapple is hinged on support bar.
3. stockbridge damper replacing options according to claim 2, it is characterized in that: the grapple of described replacing stockbridge damper bracing frame includes the snatch pin that two become 90 degree, the snatch pin of every root is provided with screw thread, on snatch pin, is provided with the compressing tablet of a L-type and a locking nut, compressing tablet and locking nut can move on snatch pin.
4. stockbridge damper replacing options according to claim 3, it is characterized in that: the support bar of the adjustable length of described replacing stockbridge damper bracing frame be by support bar by mutual sheathing together inside and outside two pipe fittings form, inside and outside two pipe fittings is provided with through hole in a row along its axis direction, with connector, they is locked after adjusting relative length as required.
5. according to the stockbridge damper replacing options of Claims 1-4 described in any one, it is characterized in that: described electronic bolt locking device, include electronic mobile jib and many secondary auxiliary connection bars, wherein electronic mobile jib includes electric wrench, rotary core shaft, insulated hollow pipe, electric wrench is movably connected on one end of insulated hollow pipe, and the rotating shaft that rotary core shaft is movably connected on electric wrench is positioned at the inner chamber of insulated hollow pipe; Each auxiliary connection bar comprises insulated hollow pipe, rotary core shaft or directly connects with the sleeve at inner polygon angle or connect the sleeve with inner polygon angle by transmission device, described auxiliary connection rod sleeve is detachable being flexibly connected with the rotating shaft of rotary core shaft or transmission device, the insulated hollow pipe of electronic mobile jib is connected with the mutually movable detachable of the rotary core shaft of auxiliary connection bar with detachable being flexibly connected of insulated hollow pipe of auxiliary connection bar, the rotary core shaft of electronic mobile jib.
6. stockbridge damper replacing options according to claim 5, it is characterized in that: the sleeve of described electronic bolt locking device adopts buckle-type to be connected with between the rotary core shaft of auxiliary connection bar or the rotating shaft of transmission device, after sleeve is in place, buckle blocks sleeve, presses buckle and just sleeve can be taken off during dismounting.
7. stockbridge damper replacing options according to claim 6, it is characterized in that: the buckle of described electronic bolt locking device is clamp button of the spring, the rotary core shaft of auxiliary connection bar or the rotating shaft of transmission device arrange grab, draw-in groove is set in the relevant position of sleeve.
8. stockbridge damper replacing options according to claim 7, it is characterized in that: it is that link at the insulated hollow pipe of electronic mobile jib and the insulated hollow pipe of auxiliary connection bar arranges external screw thread respectively that the electronic mobile jib insulated hollow pipe of described electronic bolt locking device is flexibly connected with detachable between auxiliary connection bar insulated hollow pipe, the internal thread matched with it is then set at the inner chamber two ends of one section of sleeve pipe, electronic mobile jib is connected with sleeve pipe respectively with the insulated hollow pipe of auxiliary connection bar.
9. stockbridge damper replacing options according to claim 8, it is characterized in that: the connection of the axle of the rotary core shaft of the electronic mobile jib of described electronic bolt locking device and the rotary core shaft of auxiliary connection bar is for adopt inserting type to connect between the two, namely the end of a rotary core shaft wherein arranges the blind hole of band interior angle, arranges corresponding exterior angle match with interior angle in the end of another rotary core shaft.
10. stockbridge damper replacing options according to claim 1, it is characterized in that: described stockbridge damper grapple, include two grapples be set up in parallel, two grapples be oriented one to backward previous, and grapple is opening up, two grapples are linked together by connecting rod, and the middle part above the relative direction of connecting rod two grapple is provided with the connector that to be connected with insulating bar.
CN201310290473.5A 2013-07-11 2013-07-11 A kind of stockbridge damper replacing options Active CN103401177B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105552801A (en) * 2016-02-05 2016-05-04 国家电网公司 Windage yaw defending method and device of power transmission line

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104218496A (en) * 2014-09-16 2014-12-17 国家电网公司 Method for inverse climbing cross arm replacement for live line
CN108123400A (en) * 2017-12-14 2018-06-05 国家电网公司 Insulating bar auxiliary device

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EP0159536A2 (en) * 1984-04-06 1985-10-30 RIGANTI S.p.A. Vibration damper for a conductor of an overhead electric line
JPS6192112A (en) * 1984-03-22 1986-05-10 Sarubii & Co Spa A Vibration-damping damper for stretched cable
CN102064496A (en) * 2010-12-02 2011-05-18 河南省电力公司南阳供电公司 Replaceable tool of covered line shockproof hammer
CN202231354U (en) * 2011-09-22 2012-05-23 河南省电力公司焦作供电公司 Replacing tool for vibration damper on power transmission line
CN102882157A (en) * 2012-10-30 2013-01-16 安徽省电力公司淮北供电公司 Portable tool for replacing tension wire shockproof hammer in power cut

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6192112A (en) * 1984-03-22 1986-05-10 Sarubii & Co Spa A Vibration-damping damper for stretched cable
EP0159536A2 (en) * 1984-04-06 1985-10-30 RIGANTI S.p.A. Vibration damper for a conductor of an overhead electric line
CN102064496A (en) * 2010-12-02 2011-05-18 河南省电力公司南阳供电公司 Replaceable tool of covered line shockproof hammer
CN202231354U (en) * 2011-09-22 2012-05-23 河南省电力公司焦作供电公司 Replacing tool for vibration damper on power transmission line
CN102882157A (en) * 2012-10-30 2013-01-16 安徽省电力公司淮北供电公司 Portable tool for replacing tension wire shockproof hammer in power cut

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105552801A (en) * 2016-02-05 2016-05-04 国家电网公司 Windage yaw defending method and device of power transmission line
CN105552801B (en) * 2016-02-05 2017-11-10 国家电网公司 Power transmission circuit caused by windage defence method and device

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