CN104901230A - Live wire insulated lifter - Google Patents
Live wire insulated lifter Download PDFInfo
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- CN104901230A CN104901230A CN201510382372.XA CN201510382372A CN104901230A CN 104901230 A CN104901230 A CN 104901230A CN 201510382372 A CN201510382372 A CN 201510382372A CN 104901230 A CN104901230 A CN 104901230A
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- live wire
- ratchet
- lifter
- wire insulation
- insulating support
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Abstract
The invention discloses a live wire insulated lifter. The live wire insulated lifter comprises an insulated support, a gear transmission device, a rope, an insulated lifting hook and a rocking handle, wherein the gear transmission device is fixedly arranged on the supporting column of the insulated support; a bidirectional ratchet mechanism for self-locking is arranged in the gear transmission device; the rope is hung on the insulated support; one end of the rope is fixedly arranged at the top of the insulated support and is connected with a movable pulley and the other end is connected with a fixed pulley in the gear transmission device; the insulated lifting hook is fixedly arranged at the lower end of the movable pulley and supports a live wire; the rocking handle is connected with the gear transmission device and drives the gear of the gear transmission device to rotate. The live wire insulated lifter has the advantages that the effect of saving labor is realized, the stability of the live wire is guaranteed, the working personnel is prevented from being in contact with the live wire for a long time, and the personal safety of the working personnel is improved.
Description
Technical field
The present invention relates to distribution network live line work technical field, particularly relate to a kind of live wire insulation lifter.
Background technology
When distribution line needing Construction and Maintenance, in order to ensure the normal production of user on circuit, the electricity consumption needs of life, main line does not have a power failure, the charged operation carried out of operating personnel, i.e. distribution network live line work.In distribution network live line work, job category has four large classes, according to the requirement of constituent parts to the qualification of elementary live line working work and new job, new clothes or change pin insulator, lightning protection pillar formula insulator work become the working contents of a lot of unit, simultaneously for ensureing power supply reliability, this type of work is not put into power failure in the works usually yet.
When the charged new clothes of traditional handicraft or replacing pin insulator, lightning protection pillar formula insulator, wire departed from, put back to wire casing entirely by men hoisting.Because every base shaft tower is exhaled high different, uplift force or downforce may be there is, extremely require great effort in wire casing wire being placed back in pin insulator.And, when the charged new clothes of traditional handicraft or replacing pin insulator, lightning protection pillar formula insulator, put down live wire and easily shake later, cause dangerous spot.
Shake after preventing live wire from putting down when the charged new clothes of traditional handicraft or replacing pin insulator, lightning protection pillar formula insulator, cause dangerous spot, can insulating support be used, utilize insulating support, support fixed band electric lead.Insulating support is arranged on cross-arm, the height of insulating support is also fixing, the operating personnel carrying out live line working first by for by live wire the aluminum steel be fixed on insulator dismantle, live wire is taken out from the groove insulator, again live wire is lifted to the height equal with insulating support, be placed on insulating support, live wire is made to be in safe range, after replacing insulator, being carried off by live wire on insulating support is placed in the groove of insulator again, this whole process all needs people for going lifting and reducing live wire, relatively effort, and like this lifting and reduce live wire, then the time of contact of staff and live wire is long, risk factor is high, and insulating support installs rear firmness deficiency, run into stressed large span or the slightly easy deviation of corner, live wire is unstable, the danger that wire falls down from insulating support may be there is.
Summary of the invention
The object of this invention is to provide a kind of live wire insulation lifter, to realize saving manpower, ensure the stability of live wire, avoid staff to contact for a long time with live wire, promote the Personal Safety of staff.
For solving the problem, the invention provides a kind of live wire insulation lifter, comprising:
Insulating support;
Be fixed on the gear drive on the support column of described insulating support; The reversible ratchet mechanism for self-locking is provided with in described gear drive;
Be suspended on the rope on described insulating support; One end of described rope is fixed on the top of described insulating support and connects movable pulley, and the other end connects the fixed pulley in described gear drive;
Be fixed on described movable pulley lower end, the insulation suspension hook of support belt electric lead;
Be connected with described gear drive, drive the gear of described gear drive to carry out the rocking handle rotated.
Preferably, described insulating support comprises base plate, support column and crossbearer; Described support column is connected with base plate is vertical.
Preferably, the two ends at the top of described insulating support are provided with groove.
Preferably, the two ends of described crossbearer are provided with fixed pulley.
Preferably, described crossbearer is the straight frame of level.
Preferably, described crossbearer is bending frame in obtuse angle.
Preferably, described reversible ratchet mechanism comprises pawl-and-gearing.
Preferably, described ratchet and described rocking handle are fixed on same center rotating shaft, and described ratchet rotates under the rotary action of described rocking handle.
Preferably, described ratchet is provided with two rightabout ratchet pointed noses, drives described ratchet to carry out clockwise one-way movement or counterclockwise one-way movement.
A kind of live wire insulation lifter provided by the present invention, the lifter that insulated by live wire is fixed on cross-arm, when needs elevator belt electric lead, staff's rotation crank, transmission device is utilized to adjust the position of suspension hook, suspension hook is utilized directly to sling live wire, people is not needed to take out wire for going, the rotation direction arranging bidirectional ratchet mechanism is the direction of lifting hook, rotation crank lifting hook, when live wire is risen in safe range, no longer rotation crank, because bidirectional ratchet mechanism can carry out self-locking, namely rocking handle at this moment can only be allowed to do the rotation in the unidirectional direction of lifting lead wire, motionless time reverse, due to the Action of Gravity Field of conductive wire, rocking handle meeting counter motion, but bidirectional ratchet mechanism is now motionless is in the other direction in halted state, then fixed pulley is motionless, so now suspension hook is stablized motionless, then live wire is also stablized motionless.
Need to reduce live wire after the process changing insulator, the rotation direction arranging bidirectional ratchet mechanism is the direction reducing suspension hook, rotates backward rocking handle and reduces suspension hook, live wire is reduced in the groove of insulator.Whole like this process allows live wire insulation lifter promote or to reduce live wire, save manpower, avoid staff to contact for a long time with live wire, promote the Personal Safety of staff, adopt bidirectional ratchet mechanism to carry out self-locking, ensure the stability of live wire.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of the live wire insulation lifter that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the live wire insulation lifter middle gear transmission device that Fig. 2 provides for the embodiment of the present invention.
Embodiment
Core of the present invention is to provide a kind of live wire insulation lifter, to realize saving manpower, ensures the stability of live wire, avoids staff to contact for a long time with live wire, promote the Personal Safety of staff.
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 1, the structural representation of the live wire insulation lifter that Fig. 1 provides for the embodiment of the present invention, this live wire insulation lifter comprises:
Insulating support 1;
Be fixed on the gear drive 2 on the support column of insulating support 1;
Wherein, the reversible ratchet mechanism 8 for self-locking is provided with in gear drive 2;
Be suspended on the rope 3 on insulating support 1;
Wherein, one end of rope 3 is fixed on the top of insulating support 1 and connects movable pulley 4, and the other end connects the fixed pulley 5 in gear drive 2;
Be fixed on movable pulley 4 lower end, the insulation suspension hook 6 of support belt electric lead;
Be connected with gear drive 2, the gear of driven gear transmission device 2 carries out the rocking handle 7 rotated.
Wherein, insulating support 1 comprises base plate 11, support column 12 and crossbearer 13; Support column 12 is connected with base plate 11 is vertical.
Wherein, crossbearer is bending frame in obtuse angle.
Preferably, the two ends at the top of insulating support 1 are provided with groove.
Preferably, the two ends of crossbearer 13 are provided with fixed pulley.
Preferably, crossbearer 13 also can be the straight frame of level.
Need to be described, all parts in this live wire insulation lifter, except the parts inside gear drive are metal, all the other all parts are all that insulating material is made.This live wire insulation lifter needs to be arranged on the enterprising enforcement use of cross-arm, and staff utilizes the insulation suspension hook support belt electric lead of charged insulating lifter in live line working, elevator belt electric lead.
Concrete, when rocking handle 7 rotates counterclockwise, the corresponding rotation of gear inside the gear of gear drive 2, fixed pulley 5 in gear drive 2 also rotates counterclockwise under rocking handle 7 rotates, be suspended on rope 3 on insulating support 1 under the rotary action of fixed pulley 5, rope 3 shortens, the fixed pulley 5 be connected with rope 3 starts when rope 3 shortens to rise, then be fixed on movable pulley 4 lower end, the insulation suspension hook 6 of support belt electric lead also can rise along with the rising of movable pulley 4, namely, under the effect rotated counterclockwise of rocking handle 7, insulation suspension hook 6 can promote.
When rocking handle 7 rotates clockwise, the corresponding rotation of gear inside the gear of gear drive 2, fixed pulley 5 in gear drive 2 also rotates clockwise under rocking handle 7 rotates, be suspended on rope 3 on insulating support 1 under the rotary action of fixed pulley 5, rope 3 is elongated, the fixed pulley 5 be connected with rope 3 starts when rope 3 shortens to decline, then be fixed on movable pulley 4 lower end, the insulation suspension hook 6 of support belt electric lead also can decline along with the decline of movable pulley 4, namely, under the effect rotated clockwise of rocking handle 7, insulation suspension hook 6 can decline.
When the staff of live line working carries out work, this live wire insulation lifter is arranged on cross-arm, after pulling down live wire, live wire can be suspended on the insulation suspension hook on live wire insulation lifter, insulating hanging hook live wire, such live wire can keep stable on insulation suspension hook, can not come off.Then, staff is counterclockwise swinging handle, the rising of insulation suspension hook, live wire is and then insulation suspension hook rising also, when rising in safe range, no longer turning handle, owing to being provided with the reversible ratchet mechanism for self-locking in gear drive, when handle no longer rotates, this moment reversible ratchet mechanism directly can fix rope, and such rope is fixed, and insulation suspension hook has maintained static, live wire is also motionless, remains on this lifting position.Live wire can certainly be pulled down without staff, directly remove the aluminum steel of fixed band electric lead, then direct swinging handle, suspension hook is utilized directly to sling live wire, take out live wire without staff to hang on insulation suspension hook, this step can be saved, easier.
The staff of live line working after completing live line working, need live wire to put back to original position, need live wire to decline like this.This time, the clockwise swinging handle of staff, insulation suspension hook declines, live wire is and then insulation suspension hook decline also, when behind the position dropping to required fixed band electric lead, no longer turning handle, owing to being provided with the reversible ratchet mechanism for self-locking in gear drive, when handle no longer rotates, this moment reversible ratchet mechanism directly can fix rope, and such rope is fixed, insulation suspension hook has maintained static, live wire is also motionless, and remain on the position after this moment declining, then wire fixes by staff again.
Please refer to Fig. 2, the structural representation of the live wire insulation lifter middle gear transmission device that composition graphs 1 and Fig. 2, Fig. 2 provide for the embodiment of the present invention.Wherein, the reversible ratchet mechanism 8 arranged in gear drive 2 comprises ratchet 22 and ratchet 21.Ratchet 21 and rocking handle 7 are fixed on same center rotating shaft, and described ratchet 21 rotates under the rotary action of described rocking handle.Described ratchet 22 is provided with two rightabout ratchet pointed noses, drives described ratchet to carry out clockwise one-way movement or counterclockwise one-way movement.
Concrete, in the process that live wire rises, handle 7 rotates counterclockwise, use the ratchet tip 31 at the position, top of ratchet 22, allow ratchet tip 31 and ratchet 22 be affixed, ratchet 22 is that the ratchet tip 31 at the position, top that against ratchet 22 carries out rotating, and now the ratchet tip 31 at position, top is the rotation not limiting ratchet 22, allow ratchet 22 to rotate counterclockwise, do not block ratchet 22.After rocking handle drives insulation suspension hook to rise to safe range counterclockwise, no longer rise, stop operating, this moment, release handle, under the Action of Gravity Field of live wire, ratchet 22 should rotate clockwise, but ratchet 22 is now fit with the ratchet tip 31 at the position, top of ratchet 22, the ratchet tip 1 at the position, top of ratchet 22 refers to allow ratchet 22 to rotate counterclockwise, ratchet 22 is not allowed to rotate clockwise, if ratchet 22 rotates clockwise, the ratchet tip 31 at the position, top of ratchet 22 will block ratchet 22, ratchet 22 is stoped to rotate counterclockwise, at this time under the Action of Gravity Field of live wire, ratchet 22 rotates clockwise, the ratchet tip 31 at the position, top of ratchet 22 blocks ratchet 22, ratchet 22 no longer rotates, reversible ratchet mechanism 8 self-locking, fixed pulley 5 does not also rotate, keep fixing, then wire has also maintained static, suspension hook keeps this moment highly motionless, live wire also keeps this moment highly motionless.
In the process that live wire declines, handle 7 rotates clockwise, use the ratchet tip 32 of the lower portion of ratchet 22, ratchet tip 32 and ratchet 22 is allowed to be affixed, ratchet 22 is that the ratchet tip 32 of the lower portion that against ratchet 22 carries out rotating, now the ratchet tip 32 of lower portion is the rotation not limiting ratchet 22, allows ratchet 22 to rotate clockwise, does not block ratchet 22.After rocking handle drives insulation suspension hook to drop to desired location clockwise, no longer decline, stop operating, this moment, reset, position, the top ratchet tip 32 of ratchet 22 is allowed to be affixed with ratchet 22, release handle, under the Action of Gravity Field of live wire, ratchet 22 should rotate clockwise, but ratchet 22 is now fit with the ratchet tip 31 at the position, top of ratchet 22, the ratchet tip 31 at the position, top of ratchet 22 refers to allow ratchet 22 to rotate counterclockwise, ratchet 22 is not allowed to rotate clockwise, if ratchet 22 rotates clockwise, the ratchet tip 31 at the position, top of ratchet 22 will block ratchet 22, ratchet 22 is stoped to rotate counterclockwise, at this time under the Action of Gravity Field of live wire, ratchet 22 rotates clockwise, the ratchet tip 31 at the position, top of ratchet 22 blocks ratchet 22, ratchet 22 no longer rotates, reversible ratchet mechanism 8 self-locking, fixed pulley 5 does not also rotate, keep fixing, then wire has also maintained static, suspension hook keeps this moment highly motionless, live wire also keeps this moment highly motionless.
A kind of live wire insulation lifter provided by the present invention, the lifter that insulated by live wire is fixed on cross-arm, when needs elevator belt electric lead, staff's rotation crank, transmission device is utilized to adjust the position of suspension hook, suspension hook is utilized directly to sling live wire, people is not needed to take out wire for going, the rotation direction arranging bidirectional ratchet mechanism is the direction of lifting hook, rotation crank lifting hook, when live wire is risen in safe range, no longer rotation crank, because bidirectional ratchet mechanism can carry out self-locking, namely rocking handle at this moment can only be allowed to do the rotation in the unidirectional direction of lifting lead wire, motionless time reverse, due to the Action of Gravity Field of conductive wire, rocking handle meeting counter motion, but bidirectional ratchet mechanism is now motionless is in the other direction in halted state, then fixed pulley is motionless, so now suspension hook is stablized motionless, then live wire is also stablized motionless.
Need to reduce live wire after the process changing insulator, the rotation direction arranging bidirectional ratchet mechanism is the direction reducing suspension hook, rotates backward rocking handle and reduces suspension hook, live wire is reduced in the groove of insulator.Whole like this process allows live wire insulation lifter promote or to reduce live wire, save manpower, avoid staff to contact for a long time with live wire, promote the Personal Safety of staff, adopt bidirectional ratchet mechanism to carry out self-locking, ensure the stability of live wire.
Above a kind of live wire insulation lifter provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection range of the claims in the present invention.
Claims (9)
1. a live wire insulation lifter, is characterized in that, comprising:
Insulating support;
Be fixed on the gear drive on the support column of described insulating support; The reversible ratchet mechanism for self-locking is provided with in described gear drive;
Be suspended on the rope on described insulating support; One end of described rope is fixed on the top of described insulating support and connects movable pulley, and the other end connects the fixed pulley in described gear drive;
Be fixed on described movable pulley lower end, the insulation suspension hook of support belt electric lead;
Be connected with described gear drive, drive the gear of described gear drive to carry out the rocking handle rotated.
2. live wire insulation lifter as claimed in claim 1, it is characterized in that, described insulating support comprises base plate, support column and crossbearer; Described support column is connected with base plate is vertical.
3. live wire insulation lifter as claimed in claim 1, it is characterized in that, the two ends at the top of described insulating support are provided with groove.
4. live wire insulation lifter as claimed in claim 2, it is characterized in that, the two ends of described crossbearer are provided with fixed pulley.
5. live wire insulation lifter as claimed in claim 2, it is characterized in that, described crossbearer is the straight frame of level.
6. live wire insulation lifter as claimed in claim 2, it is characterized in that, described crossbearer is bending frame in obtuse angle.
7. the live wire insulation lifter as described in claim 5 or 6, it is characterized in that, described reversible ratchet mechanism comprises pawl-and-gearing.
8. live wire insulation lifter as claimed in claim 7, it is characterized in that, described ratchet and described rocking handle are fixed on same center rotating shaft, and described ratchet rotates under the rotary action of described rocking handle.
9. live wire insulation lifter as claimed in claim 7, is characterized in that, described ratchet is provided with two rightabout ratchet pointed noses, drive described ratchet to carry out clockwise one-way movement or counterclockwise one-way movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510382372.XA CN104901230A (en) | 2015-07-02 | 2015-07-02 | Live wire insulated lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510382372.XA CN104901230A (en) | 2015-07-02 | 2015-07-02 | Live wire insulated lifter |
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| Publication Number | Publication Date |
|---|---|
| CN104901230A true CN104901230A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510382372.XA Pending CN104901230A (en) | 2015-07-02 | 2015-07-02 | Live wire insulated lifter |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552779A (en) * | 2016-01-30 | 2016-05-04 | 国家电网公司 | Lockable directional transmission device |
| CN107579486A (en) * | 2017-09-04 | 2018-01-12 | 安徽智瑞电气有限公司 | A kind of cable large span crane span structure |
| CN107732767A (en) * | 2017-10-16 | 2018-02-23 | 国网浙江嵊州市供电有限公司 | The adjustable pillar insulator live replacing device of gear-rack drive |
| CN108116998A (en) * | 2018-02-02 | 2018-06-05 | 广西壮族自治区环境监测中心站 | A kind of tributary sediment sampling stent |
| CN108565778A (en) * | 2018-06-12 | 2018-09-21 | 国网辽宁省电力有限公司朝阳供电公司 | A kind of livewire work 10kV linear insulators changer and application method |
| CN110141151A (en) * | 2019-04-08 | 2019-08-20 | 陈丹雪 | A kind of pregnant woman for medical gynemetrics goes to the toilet auxiliary device |
| CN112234507A (en) * | 2020-11-19 | 2021-01-15 | 广西电网有限责任公司贺州供电局 | Linear rod back-rail wire lifting device |
| CN112977675A (en) * | 2021-05-12 | 2021-06-18 | 天津朗誉机器人有限公司 | Tracking sensor mounting structure and AGV |
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| JP2007202339A (en) * | 2006-01-27 | 2007-08-09 | Chugoku Electric Power Co Inc:The | Lifting apparatus for electric pole equipment |
| CN202217965U (en) * | 2011-07-29 | 2012-05-09 | 沂源县供电公司 | Conductor wire location device |
| CN202353100U (en) * | 2011-12-09 | 2012-07-25 | 河南省电力公司郑州供电公司 | Triangular insulation lifting strut |
| CN204696563U (en) * | 2015-07-02 | 2015-10-07 | 国家电网公司 | A kind of live wire insulation lifter |
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| JP2007202339A (en) * | 2006-01-27 | 2007-08-09 | Chugoku Electric Power Co Inc:The | Lifting apparatus for electric pole equipment |
| CN202217965U (en) * | 2011-07-29 | 2012-05-09 | 沂源县供电公司 | Conductor wire location device |
| CN202353100U (en) * | 2011-12-09 | 2012-07-25 | 河南省电力公司郑州供电公司 | Triangular insulation lifting strut |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105552779A (en) * | 2016-01-30 | 2016-05-04 | 国家电网公司 | Lockable directional transmission device |
| CN107579486A (en) * | 2017-09-04 | 2018-01-12 | 安徽智瑞电气有限公司 | A kind of cable large span crane span structure |
| CN107732767A (en) * | 2017-10-16 | 2018-02-23 | 国网浙江嵊州市供电有限公司 | The adjustable pillar insulator live replacing device of gear-rack drive |
| CN108116998A (en) * | 2018-02-02 | 2018-06-05 | 广西壮族自治区环境监测中心站 | A kind of tributary sediment sampling stent |
| CN108565778A (en) * | 2018-06-12 | 2018-09-21 | 国网辽宁省电力有限公司朝阳供电公司 | A kind of livewire work 10kV linear insulators changer and application method |
| CN110141151A (en) * | 2019-04-08 | 2019-08-20 | 陈丹雪 | A kind of pregnant woman for medical gynemetrics goes to the toilet auxiliary device |
| CN112234507A (en) * | 2020-11-19 | 2021-01-15 | 广西电网有限责任公司贺州供电局 | Linear rod back-rail wire lifting device |
| CN112234507B (en) * | 2020-11-19 | 2022-09-09 | 广西电网有限责任公司贺州供电局 | Linear rod back-rail wire lifting device |
| CN112977675A (en) * | 2021-05-12 | 2021-06-18 | 天津朗誉机器人有限公司 | Tracking sensor mounting structure and AGV |
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Application publication date: 20150909 |