CN207098451U - A kind of synchronous adjustable replacing device for insulator of electrodynamic type chuck - Google Patents
A kind of synchronous adjustable replacing device for insulator of electrodynamic type chuck Download PDFInfo
- Publication number
- CN207098451U CN207098451U CN201721137525.5U CN201721137525U CN207098451U CN 207098451 U CN207098451 U CN 207098451U CN 201721137525 U CN201721137525 U CN 201721137525U CN 207098451 U CN207098451 U CN 207098451U
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- CN
- China
- Prior art keywords
- insulator
- card
- dop
- chuck
- electrodynamic type
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Abstract
A kind of electrodynamic type chuck synchronously adjustable replacing device for insulator, including rear card, turnbuckle and preceding card, the rear dop for blocking, multiple adjustable and retractables being circumferentially with preceding card；The dop includes reducing motor, and the output shaft of reducing motor is connected with drive screw, and drive screw termination is provided with internal thread jacking block, and the chuck that internal thread jacking block is hinged to side pushes, by insulator steel cap clamping.A kind of synchronous adjustable replacing device for insulator of electrodynamic type chuck provided by the utility model, by setting telescopic dop on rear card, preceding card, the labor intensity of work high above the ground personnel can be effectively reduced, improves replacing insulator operating efficiency, lifts the service life of insulator dop.
Description
Technical field
The utility model is used for the replacing of extra-high voltage insulator, the synchronous adjustable insulator of especially a kind of electrodynamic type chuck
More changing device.
Background technology
The insulator for changing damage is the important process that UHV transmission line is safeguarded.Insulator is for supporting to lead
Line, and make have enough safe distances and the electronic component of insulation between wire and the earth, shaft tower.In transmission line of electricity operation,
Insulator exposure in wind and rain thunder and lightning environment, works under long-term highfield, pulling force effect in the wild, low value or zero easily occurs
Value.Occur the voltage's distribiuting that bunch of insulator can be influenceed after null value or low value in same insulator string, promote other insulators bad
Change, when good piece number does not reach security regulations in insulator chain, transmission line safety operation will be threatened, so must periodically more
Thread-changing road low value or zero resistance insulator.
When changing the insulator on transmission line of electricity, corresponding dop need to be prepared according to the size of insulator steel cap.At present more
Insulator is changed typically to carry out using special enclosed dop or primary and secondary dop.Because insulator steel cap does not have dimensional standard, different factories
The steel insulator pin cap shaped of same tonnage of family's production, diameter are all different, or even because of technogenic influence, same manufacturer production
The insulator of different batches in steel cap shaped, it is diametrically also different, this is resulted in when changing certain a batch of insulator
When, it is necessary to customize the interior card of corresponding size enclosed dop or primary and secondary dop.Thus, fixed dimension enclosed dop leads in practical application
It is very poor with property, because insulator producer and batch are numerous, maintenance department is transmitted electricity in order to complete maintenance work, it has to which equipment is a large amount of not
With the enclosed dop of size, substantial contribution is occupied, the selection and keeping for also causing dop become extremely complex.It is exhausted to change monolithic
The dop of edge will be with Multiple Type to scene when using every time, and passes to operating personnel and be compared, and wastes time and energy.Largely
Dop matched with steel cap it is bad in the state of use, often result in that dop stress is improper and service life declines and causes broken string
Accident.With the expansion of power network scale and the increase of insulator model, transmission of electricity maintaining enterprise is that all insulators are mixed suitably
Dop is actually into a costliness and the work that can not possibly complete.Although primary-secondary type dop can be adapted to by changing inner core
Multiple model steel caps, but its size can not be adjusted continuously, it is still very poor to the adaptability of steel cap.Thus, it would be highly desirable to exploitation has more
The adjustable enclosed dop of strong size adaptability.And adjusted respectively by screw and be distributed in the clip position of dop circumference to fit
Answer the adjustable enclosed dop of steel cap shaped dimensional variations, exist multiple chucks adjust respectively operation it is heavy, and chuck operation it is same
Step property is low, easily causes the damage of dop unbalance loading, the defects of causing line-outage contingency.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of electrodynamic type chuck synchronously adjustable replacing insulator
Device, the labor intensity of work high above the ground personnel can be effectively reduced, improve replacing insulator operating efficiency, lifting insulation subcard
The service life of head.
In order to solve the above technical problems, technical scheme is used by the utility model：
A kind of electrodynamic type chuck synchronously adjustable replacing device for insulator, including rear card, turnbuckle and preceding card, after described
The dop of multiple adjustable and retractables is circumferentially with card, preceding card；The dop includes reducing motor, the output shaft of reducing motor with
Drive screw connects, and drive screw termination is provided with internal thread jacking block, and the chuck that internal thread jacking block is hinged to side pushes, will
Insulator steel cap clamping.
The chuck is connected by back-moving spring with rear card or preceding card inner chamber.
The chuck upper surface is concave curved surface, and is adapted with internal thread jacking block；Chuck lower surface is and insulator
The concave panel that steel cap profile matches.
The internal thread jacking block moves up and down guiding by stopper slot.
A kind of synchronous adjustable replacing device for insulator of electrodynamic type chuck of the utility model, utilize multiple semiclosed loop servos electricity
Machine is simultaneously synchronized to drive drive screw turns, and the rotary motion that motor exports is transformed into interior spiral shell by nut screw mechanism driving
The linear motion of line jacking block simultaneously realizes self-locking simultaneously, synchronously centripetal or centrifugation is run using multiple chucks, so as to clamp or unclamp
Insulator steel cap, pressure head are articulated with dop framework by rotary shaft, the surface that pressure head contacts with insulator steel cap be made as with
The shape that steel cap matches.By the setting of the first dop, can automatically controlled control clamping, substantially reduce manual operation intensity；By
There is versatility in dop, on the one hand can disposable clamping, without changing dop, avoid repetition selection, improve change efficiency,
On the other hand the fund cost brought by manufacture different size dop can also be reduced.Device storage and management dimension are also reduced simultaneously
The difficulty of shield.Additionally by synchronous driving chuck operation is set synchronously, dop caused by exempting from unbalance loading damages, and improves insulator lock
Tight reliability, effectively prevents line-outage contingency.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is the front view of dop in the utility model.
Fig. 3 is the sectional view at B in Fig. 2.
Fig. 4 is the overall structure diagram of dop in the utility model.
In figure：After block 1, turnbuckle 2, preceding card 3, base 4, upper lid 5, hole 6, dop 7, left-handed sleeve 8, screw mandrel 9, dextrorotation set
Cylinder 10, reducing motor 11, drive screw 12, internal thread jacking block 13, chuck 14, stopper slot 15.
Embodiment
As Figure 1-4, a kind of electrodynamic type chuck synchronously adjustable replacing device for insulator, including rear card 1, turnbuckle 2
And preceding card 3；Card 1, preceding card 3 include base 4, upper lid 5 after described, and upper lid 5 is hinged with the side of base 4, and opposite side passes through locking
Screw lock.Upper lid 5 fastens with base 4 forms the hole 6 that the profile of insulator steel cap is adapted；Corresponding hole is circumferentially with adjustable
The flexible dop 7 of section, dop can be directed to various sizes of insulator steel cap clamping；The turnbuckle 2 is by after before and after card 1, preceding card 3
Connection, turnbuckle 2 include the two groups of telescopic advance levers in left and right, are arranged in parallel in insulator chain both sides, and rear card 1, preceding card 2 are connected into
It is overall.Adjusting rod includes left-handed sleeve 8, screw mandrel 9 and dextrorotation sleeve 10, screw mandrel 9 respectively with 10 sets of left-handed sleeve 8, dextrorotation sleeve
Connect, and card 1, preceding card 3 are relative after realizing draws close or remote.So when changing insulator adjust after card 1, it is preceding card 3 between away from
From, and tightening force can be applied to rear card 1, preceding card 3, shift the load of insulator to be replaced.
In order to effectively realize dop synchronous operation and locking.The dop 7 of electric model can be used.Dop 7 divides multigroup week
To being arranged on around hole, including reducing motor 11, reducing motor 11 is semiclosed loop servomotor, semiclosed loop servomotor point 3
It is uniform to be looped around in the rear outside of the card of card 1 or preceding 3（Or 5 motor or 2 motors）, and synchronous rotary is controlled by control circuit.
Its output shaft is connected with drive screw 12.Drive screw 12 is set to be rotated around own axes.Drive screw 12 passes through annular flange knot
Card inner surface after structure is withstood, positioning well is realized, will not be moved axially；The front end of drive screw 12 and internal thread jacking block 13
Connection, internal thread jacking block 13 move in stopper slot 15 simultaneously.When drive screw 12 rotates, due to the effect of stopper slot 15,
Internal thread jacking block 13 blocks 1 or preceding 2 axle center of card and moved along a straight line backward.The back side of chuck 14 that internal thread jacking block 13 is hinged with side connects
Touch, promote chuck 14 inwardly to clamp, because the back of chuck 14 makes the concave arc being engaged with the surface of internal thread jacking block 13,
The contact area between internal thread jacking block 13 and chuck 14 can so be increased, reduce contact stress.And chuck 14 is close to insulation
The surface of subcenter axis and the profile of insulator steel cap match, the contracting of the distance between multiple chucks 14 being distributed on anchor ring
It is small, so as to which insulator steel cap be clamped.
This kind of dop drives chuck synchronous clamping steel cap by the synchronous axial system of reducing motor, and automaticity is high, operation
Simplicity, and dop caused by avoiding unbalance loading damages, and improves the reliability of insulator locking, effectively prevents line-outage contingency.
In addition, back is provided with block on the rear chuck 14 for blocking 1, preceding card 3, card 1, preceding card so after turnbuckle drive
When 3 contractions tense, due to matching with steel cap shaped, ensure uniform force, reduce local stress, while can enter by block 23
The progress of row axially loaded is spacing, avoids releasing during tensioning.
Operation principle and process：
1）, turned on hexagonal rod after the right side of card 1 lock-screw, open upper lid 5 around axial rotary left inverse clockwise, make
Card 1 is in open mode afterwards；Card 3 before opening in the same manner；
2）, turn turnbuckle 2 screw mandrel 9 on handle, card 3, rear card the distance between 1 and insulator to be replaced are adjacent before making
Two near insulator steel cap positions are adapted, then by preceding card 3, rear card 1 is enclosed on from bottom to top need to change insulator chain both sides
On the steel cap of adjacent insulator, and it is rotating closed before card 3, the upper lid 5 of rear card 1, the lock-screw in reverse rotation on lid 5, and
Tighten；
3）, when the size and the size of hole 6 of insulator steel cap misfit, the circumferential multiple dops of card 3, rear card 1 before adjusting
7.Specially：By starting reducing motor 11, drive screw 12 is driven to rotate, and the internal thread top coordinated by screw thread
Block 13 is moved along a straight line downwards, internal thread jacking block 13 can promote folder during moving down due to the effect by stopper slot 15
First 14 rotate around its pin joint, and then clamp close to insulator steel cap and finally.
4）, swivel tightener 2 screw mandrel 9 on handle, coordination tighten up left-handed sleeve 8, dextrorotation sleeve 10, make former insulator
On the axial tension load transfer of string to the turnbuckle 2 of dop.
5）, pull down insulator to be replaced, and be transferred to ground with transmission rope, lift new insulator and install；Peace
The spring catch that new insulator bowl head is connected with bulb above is filled, then the spring that new insulator pin is connected with lower noodle bowl head is installed
Pin；
6）, synchronously loosen left and right turnbuckle 2, insulator chain is in stress again, wire sets back；Will card
First 7 reset, and loosen insulator steel cap；Block 3, the afterwards lock-screw on the upper lid 5 of card 1 before unscrewing, 3 are blocked before opening and blocks 1 simultaneously with rear
Remove, that is, complete more changing jobs for faulty insulator.
Claims (4)
- A kind of 1. electrodynamic type chuck synchronously adjustable replacing device for insulator, including rear card（1）, turnbuckle（2）And preceding card（3）, It is characterized in that：Block after described（1）, preceding card（3）On be circumferentially with the dops of multiple adjustable and retractables（7）；The dop（7）Bag Include reducing motor（11）, reducing motor（11）Output shaft and drive screw（12）Connection, drive screw（12）Termination is provided with interior Screw thread jacking block（13）, internal thread jacking block（13）The chuck being hinged to side（14）Pushed, by insulator steel cap clamping.
- A kind of 2. synchronous adjustable replacing device for insulator of electrodynamic type chuck according to claim 1, it is characterised in that：Institute State chuck（14）Pass through back-moving spring and rear card（1）Or preceding card（3）Inner chamber connects.
- A kind of 3. synchronous adjustable replacing device for insulator of electrodynamic type chuck according to claim 1, it is characterised in that：Institute State chuck（14）Upper surface is concave curved surface, and with internal thread jacking block（13）It is adapted；Chuck（14）Lower surface is and insulation The concave panel that sub- steel cap profile matches.
- A kind of 4. synchronous adjustable replacing device for insulator of electrodynamic type chuck according to claim 1, it is characterised in that：Institute State internal thread jacking block（13）Pass through stopper slot（15）Move up and down guiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721137525.5U CN207098451U (en) | 2017-09-06 | 2017-09-06 | A kind of synchronous adjustable replacing device for insulator of electrodynamic type chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721137525.5U CN207098451U (en) | 2017-09-06 | 2017-09-06 | A kind of synchronous adjustable replacing device for insulator of electrodynamic type chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207098451U true CN207098451U (en) | 2018-03-13 |
Family
ID=61540696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721137525.5U Expired - Fee Related CN207098451U (en) | 2017-09-06 | 2017-09-06 | A kind of synchronous adjustable replacing device for insulator of electrodynamic type chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207098451U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066452A (en) * | 2018-07-03 | 2018-12-21 | 云南电网有限责任公司曲靖供电局 | A kind of insulator clamp apparatus |
| CN109510113A (en) * | 2018-12-21 | 2019-03-22 | 江苏南瑞恒驰电气装备有限公司 | A kind of built-in insulating basin Intelligent Installation device |
-
2017
- 2017-09-06 CN CN201721137525.5U patent/CN207098451U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066452A (en) * | 2018-07-03 | 2018-12-21 | 云南电网有限责任公司曲靖供电局 | A kind of insulator clamp apparatus |
| CN109066452B (en) * | 2018-07-03 | 2024-07-09 | 云南电网有限责任公司曲靖供电局 | Insulator fixture |
| CN109510113A (en) * | 2018-12-21 | 2019-03-22 | 江苏南瑞恒驰电气装备有限公司 | A kind of built-in insulating basin Intelligent Installation device |
| CN109510113B (en) * | 2018-12-21 | 2024-04-05 | 江苏南瑞恒驰电气装备有限公司 | Built-in type intelligent installation device for insulating basin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20180906 |