CN207234276U - A kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator - Google Patents
A kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator Download PDFInfo
- Publication number
- CN207234276U CN207234276U CN201721078270.XU CN201721078270U CN207234276U CN 207234276 U CN207234276 U CN 207234276U CN 201721078270 U CN201721078270 U CN 201721078270U CN 207234276 U CN207234276 U CN 207234276U
- Authority
- CN
- China
- Prior art keywords
- card
- connecting plate
- stroke
- tension
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Insulators (AREA)
Abstract
The utility model provides a kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator, including：The tighten screw connected between preceding card, rear card, insulation pulling plate and rear card and insulation pulling plate, set on preceding card fluted, and it is stuck between Double-linkage bend and right angle hanging plate, reduce the process that pin is dismounted when equipotential live line work personnel block in a pre-installation, and the one-stroke leading screw in conventional tool is replaced with two-pass leading screw, and the rear end blocked after handle is arranged on, make ground potential operator's work easy and convenient, reduce the danger of work.
Description
Technical field
It the utility model is related to strain insulator and replace technical field, be specially a kind of live replacement of 220 kV tension-resistant insulation
The specific purpose tool of son.
Background technology
In lofty mountains and steep hills, residing bad environments, particularly in thunderstorm weather, are easily struck by lightning transmission line of electricity
Cause line tripping.Insulator is after lightning stroke as replaced not in time, it will line defct is further deteriorated, causes to be grounded
Short circuit, causes line tripping, causes power failure, influences the stability of circuit.Therefore, it is necessary in time to defective insulator
String is replaced.
, it is necessary to use specific purpose tool in the operation process of 220kV changing tension insulator in live line.Fig. 1 shows existing
Instrument used in strain insulator is replaced in technology, 1 ＇ of card, 3 ＇ of rear card 2 ＇, 3 ＇ of insulation pulling plate and insulation pulling plate before it includes
12 ＇ of tighten screw connected between 2 ＇ of rear card, 2 ＇ of 1 ＇ of card and rear card, preceding before 3 ＇ rear and front ends of insulation pulling plate are respectively fixedly connected with
Block 1 ＇ and 2 ＇ of rear card be separately fixed at 5 ＇ of the first connecting plate and the second connecting plate 6 ＇, 5 ＇ of the first connecting plate and 6 ＇ of the second connecting plate it
Between fix 4 ＇ of insulator chain.The instrument is used to replace strain insulator string, wherein, the concrete structure of 2 ＇ of 1 ＇ of preceding card and rear card is such as
Shown in Fig. 2 and 3.Refering to Fig. 1,2 and 3, the front end of 3 ＇ of insulation pulling plate is installed on 10 ＇ of the first fixing end of 1 ＇ of preceding card, and equipotential is made
, it is necessary to 7 ＇ of circular hole on 1 ＇ of preceding card is stuck on 9 ＇ of bolt on 8 ＇ of Double-linkage bend during 1 ＇ of card before industry personnel installation, then by the
Two fixing ends, 11 ＇ and 5 ＇ of the first connecting plate are matched for clamping tightly fixation by bolts and nuts, in practical operation, equipotential live line work
Personnel need to remove the R type pins of 9 ＇ afterbodys of bolt on 8 ＇ of 8 ＇ of Double-linkage bend or Double-linkage bend, by 9 ＇ of bolt and the nut pine of cooperation
It is dynamic, 7 ＇ of circular hole is stuck on 9 ＇ of bolt, is then fastened again.Due to R type pin small volumes, needed in the pin removal period of the day from 11 p.m. to 1 a.m especially small
The heart, after waiting new changing strain insulator string, it is also necessary to R types pin is resetted, aforesaid operations make equipotential live line work personnel
Flow chart is very cumbersome.
During strain insulator string is replaced, ground potential staff is controlled by 13 ＇ rotary tightenings leading screw of handle, 12 ＇
3 ＇ of insulation pulling plate tightenings processed, using the effect of 3 ＇ of insulation pulling plate carrying line stress, carry out replacement strain insulator string, due to hand
13 ＇ of handle blocks the front end of 2 ＇ after being located at, when ground potential operator's operation require more than after block 2 ＇ and stretch forward forward, when there is big-movement,
Easy short circuit insulator, shortens Live Working Complex Gap, jeopardizes trouble free service.In addition, the 12 ＇ generally uses of tighten screw
One-stroke leading screw, operates arduously time-consuming during 12 ＇ of tighten screw.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of special tool of live replacement of 220 kV tension-resistant insulator
Groove on preceding card is stuck between Double-linkage bend and right angle hanging plate, is reduced using new preceding card and rear card by tool, the instrument
The process of pin is dismounted when equipotential live line work personnel block in a pre-installation, and replaces with two-pass leading screw the one-stroke in conventional tool
Leading screw, and the rear end blocked after handle is arranged on, make ground potential operator's work easy and convenient, reduce the danger of work
Property.
The purpose of this utility model is achieved through the following technical solutions：
A kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator, including：
Preceding card, fixes before described and is scheduled on the first connecting plate；
After block, it is described after fix be scheduled on the second connecting plate；
Insulation pulling plate, the both ends of the insulation pulling plate are respectively fixedly connected with preceding card and rear card；
Tighten screw, card and insulation pulling plate after its both ends connects respectively；
Wherein, connecting insulator string between first connecting plate and the second connecting plate, blocking before described includes the first fixation
End, the second fixing end and groove, the first fixing end is coordinated by bolts and nuts is fixedly connected with insulation pulling plate with preceding card, and second
Fixing end is matched for clamping tightly the first connecting plate by bolts and nuts, and the groove is located at the inner side of the second fixing end, is stuck in duplex
Between bolt on elbow and right angle hanging plate, connect with fixing preceding card with the first connecting plate under the synergistic effect of the second fixing end
Connect；The tighten screw is two-pass leading screw, and tighten screw is equipped with handle, and handle is connected with the tail end of the second stroke, is located at
The rear end blocked afterwards.
As the preferable technical solution of the utility model, the depth of the groove is less than spiral shell on Double-linkage bend and right angle hanging plate
The height of bolt.
As the preferable technical solution of the utility model, the tighten screw is two-pass leading screw, including the first stroke and
Second stroke, first stroke and the second stroke are 200mm.
As the preferable technical solution of the utility model, the both ends of insulation pulling plate set several location holes.
Compared with prior art, the beneficial effects of the utility model：
1st, the utility model is replaced in the specific purpose tool of strain insulator, is provided with the inside of the second fixing end of preceding card recessed
Groove, during installation, groove is stuck among the bolt of Double-linkage bend and right angle hanging plate, and pass through the first fixing end and the second fixing end
Screw bolt and nut coordinate and be fastenedly connected with the first connecting plate preceding card, the design of groove instead of the circular hole blocked before tradition,
The R type pins on dismounting Double-linkage bend bolt are avoided the need for when so blocking in a pre-installation, it is possible to reduce remove pin and mounting pin
Sub- two procedures, improve work efficiency, while reduce time of the equipotential live line work personnel in highfield.
2nd, the utility model is replaced in the specific purpose tool of strain insulator, and the tighten screw between rear card and insulation pulling plate is adopted
With two-pass tighten screw, and by the handle design in tighten screw at the rear end of rear card, tighten screw, earth potential working
Personnel are all the time in the back of rear card, it is not easy to which short circuit insulator, does not interfere with powered combinational gap, while is saved during tighten screw
Strength.
Brief description of the drawings
Fig. 1 is tool construction schematic diagram used in replacement strain insulator in the prior art；
Fig. 2 is the structure diagram of preceding card in Fig. 1；
Fig. 3 is the structure diagram of rear card in Fig. 1；
Fig. 4 is the specific purpose tool structure diagram that the utility model replaces strain insulator；
Fig. 5 is the structure diagram of preceding card in Fig. 4；
Fig. 6 is the structure diagram of rear card in Fig. 4；
In figure：1 ＇-preceding card, 2 ＇-rear card, 3 ＇-insulation pulling plate, 4 ＇-insulator chain, 5 ＇-the first connecting plates, 6 ＇-the second connect
Fishplate bar, 7 ＇-circular hole, 8 ＇-Double-linkage bend, 9 ＇-bolt, 10 ＇-the first fixing ends, 11 ＇-the second fixing ends, 12 ＇-tighten screw,
Block before 13 ＇-handle, 1-, block after 2-, 3- insulation pulling plates, 4- insulator chains, the first connecting plates of 5-, the second connecting plates of 6-, 7- is recessed
Groove, 8- Double-linkage bends, 9- right angles hanging plate, the first fixing ends of 10-, the second fixing ends of 11-, 12- tighten screws, 13- handles, 14-
First stroke, the second strokes of 15-, 16- location holes.
Embodiment
With reference to embodiment and attached drawing, the utility model is described in more detail.
, it is necessary to the orientation or position relationship of the instruction such as explanation, term "front", "rear" in the description of the utility model
It is to be defined with parts in scheming apart from the relatively far and near of observer, before remote is, after near is, is for only for ease of description
The utility model and simplified description, rather than indicate or imply that signified device or element must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " first ", " second " are only
For descriptive purposes, and it is not intended that instruction or hint relative importance.
Fig. 4,5 and 6 show a kind of live replacement of 220 kV tension-resistant insulator of one embodiment according to the present utility model
Specific purpose tool.Refering to Fig. 4,5 and 6, which includes：Preceding card 1, afterwards card 2, insulation pulling plate 3 and rear card 2 and insulation are drawn
The tighten screw 12 connected between plate 3, the both ends of insulation pulling plate 3 are respectively fixedly connected with preceding card 1 and rear card 2, and preceding card 1 is fixed
On the first connecting plate 5, rear card 2 is fixed on the second connecting plate 6, and insulation is connected between the first connecting plate 5 and the second connecting plate 6
Substring 4, when replacing strain insulator string, equipotential live line work personnel and ground potential operator coordinate respectively by preceding card 1 with after
Card 2 is fixed on the first connecting plate 5 and the second connecting plate 6.
Wherein, preceding card 1 includes the first fixing end 10 and the second fixing end 11, and the first fixing end 10 is matched somebody with somebody by bolts and nuts
Close and be fixedly connected with insulation pulling plate 3 with preceding card 1, the second fixing end 11 is matched for clamping tightly the first connecting plate 5 by bolts and nuts.
Preceding card 1 further includes groove 7, positioned at the inner side of the second fixing end 11, is stuck on Double-linkage bend 8 and right angle hanging plate 9
Between bolt, preceding card 1 is fixedly connected with the first connecting plate 5 under acting synergistically with the second fixing end 11.
In card 1 before equipotential live line work personnel install, the groove 7 on preceding card 1 is stuck in Double-linkage bend 8 and right angle hanging plate 9
Between, then coordinated again by bolts and nuts and clamp the second fixing end 11 and the first connecting plate 5, the installation of card 1 before completing.
To reach fastening effect, the depth of the groove 7 is less than the height of bolt on Double-linkage bend 8 and right angle hanging plate 9.
Wherein, the tighten screw 12 connected between rear card 2 and insulation pulling plate 3 is two-pass tighten screw, respectively including the
14 and second stroke 15 of one stroke, the first stroke 14 and the second stroke 15 are 200mm.
Tighten screw 12 is equipped with the handle 13 that equipotential live line work personnel operate tighten screw 12,13 and second stroke of handle
15 tail end connection, blocks 2 rear end after being located at.
Ground potential operator controls tighten screw 12 by handle 13, and tighten screw 12 will will be to be replaced when extending
The connecting portion of strain insulator string and transmission pressure struts, and carries line stress by insulation pulling plate 3 at this time, and it is exhausted can to carry out strain insulator
The replacement of edge substring, and the more conducively safety of operating personnel, then tighten screw 12 is tightened, new strain insulator will be made to insulate again
Substring links together with transmission pressure, so far, completes more changing jobs for strain insulator string.
During ground potential operator's operation handle 13, without by body toward leaning forward, and it is firmly small can will
Tighten screw 12 is tightened, and alleviates working strength, and reduces the danger of work.
For the active length of more convenient adjustment insulation pulling plate 3, several location holes 16 are set at the both ends of insulation pulling plate 3,
Strain insulator string suitable for replacing different length.
Do not described in the utility model for the prior art.
It is noted that embodiment described above is to the illustrative and not limiting of technical solutions of the utility model, affiliated skill
The equivalent substitution of art field those of ordinary skill or the other modifications made according to the prior art, as long as not new beyond this practicality
The thinking and scope of type technical solution, should be included within the interest field required by the utility model.
Claims (4)
1. a kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator, including：
Preceding card, fixes before described and is scheduled on the first connecting plate；
After block, it is described after fix be scheduled on the second connecting plate；
Insulation pulling plate, the both ends of the insulation pulling plate are respectively fixedly connected with preceding card and rear card；
Tighten screw, card and insulation pulling plate after its both ends connects respectively；
Wherein, connecting insulator string between first connecting plate and the second connecting plate, it is described before card include the first fixing end, the
Two fixing ends and groove, the first fixing end is coordinated by bolts and nuts is fixedly connected with insulation pulling plate with preceding card, and second fixes
End is matched for clamping tightly the first connecting plate by bolts and nuts, and the groove is located at the inner side of the second fixing end, is stuck in Double-linkage bend
Between the bolt on right angle hanging plate, preceding card is fixedly connected with the first connecting plate with the synergistic effect of the second fixing end；Institute
It is two-pass leading screw to state tighten screw, and tighten screw is equipped with handle, and handle is connected with the tail end of the second stroke, is blocked after being located at
Rear end.
A kind of 2. specific purpose tool of live replacement of 220 kV tension-resistant insulator according to claim 1, it is characterised in that institute
The depth for stating groove is less than the height of bolt on Double-linkage bend and right angle hanging plate.
A kind of 3. specific purpose tool of live replacement of 220 kV tension-resistant insulator according to claim 1, it is characterised in that institute
It is two-pass leading screw to state tighten screw, including the first stroke and the second stroke, first stroke and the second stroke are
200mm。
4. the specific purpose tool of a kind of live replacement of 220 kV tension-resistant insulator according to claim 1, it is characterised in that absolutely
The both ends of edge pulling plate set several location holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078270.XU CN207234276U (en) | 2017-08-28 | 2017-08-28 | A kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721078270.XU CN207234276U (en) | 2017-08-28 | 2017-08-28 | A kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207234276U true CN207234276U (en) | 2018-04-13 |
Family
ID=61859204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721078270.XU Active CN207234276U (en) | 2017-08-28 | 2017-08-28 | A kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207234276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071460A (en) * | 2019-06-04 | 2019-07-30 | 国网北京市电力公司 | Stringing tool |
-
2017
- 2017-08-28 CN CN201721078270.XU patent/CN207234276U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110071460A (en) * | 2019-06-04 | 2019-07-30 | 国网北京市电力公司 | Stringing tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105140864B (en) | The earth potential working non-bearing connecting clip of low cost | |
| CN201189645Y (en) | Cable clamp and bolt tightner of transformer device | |
| CN208596905U (en) | A kind of super, UHV transmission line space rod dismounting tool | |
| CN207234276U (en) | A kind of specific purpose tool of live replacement of 220 kV tension-resistant insulator | |
| CN105914646A (en) | Live-line working method for replacing 35kV strain insulator strings | |
| CN105514877A (en) | Cross arm clamp for insulator replacement of steel pipe pole of common-tower double-circuit lines | |
| CN204651649U (en) | Portable grounding wire device | |
| CN207234287U (en) | A kind of new preceding card of changing tension insulator in live line | |
| CN207234277U (en) | A kind of new rear card of changing tension insulator in live line | |
| CN204741228U (en) | Insulating couple of three -phase short circuit grounding | |
| CN201191755Y (en) | Expanding joint elastomer pulling apparatus for intermediate connecting joint of electric cable | |
| CN215444144U (en) | Rigid suspension structure of embedded channel | |
| CN201498916U (en) | Mounting locator of conducting wire repair strip | |
| CN211719798U (en) | Grounding device for electric power capable of preventing cable from loosening | |
| CN105790158A (en) | Special-purpose tool for replacing 35Kv strain insulator strings in live-line manner | |
| CN111673689A (en) | A clearance maintenance device for transmission line | |
| CN209167607U (en) | Cable disk storage device more than a kind of combined type suitable for ADSS optical cable | |
| CN207326830U (en) | A kind of adjustable wrench for being used to replace carrier gas bottle | |
| CN205724648U (en) | A kind of charged for replacement 35kV strain insulator string specific purpose tool | |
| CN207656579U (en) | A kind of electrification loose bolts clamp device | |
| CN219554189U (en) | Reinforced ammeter box | |
| CN206099159U (en) | Electrified fixture of changing two clusters of straight line or two cluster insulators of strain insulator | |
| CN206023136U (en) | A kind of bypass lead-up cable fixing device | |
| CN220420912U (en) | Lightning protection grounding member | |
| CN206638772U (en) | A kind of cable sorter special clip |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |