CN201975725U - Tool for live-work of replacing triangular link plate hanging-point type insulator string - Google Patents
Tool for live-work of replacing triangular link plate hanging-point type insulator string Download PDFInfo
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- CN201975725U CN201975725U CN201120076276XU CN201120076276U CN201975725U CN 201975725 U CN201975725 U CN 201975725U CN 201120076276X U CN201120076276X U CN 201120076276XU CN 201120076276 U CN201120076276 U CN 201120076276U CN 201975725 U CN201975725 U CN 201975725U
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Abstract
The utility model relates to a device for replacing an isolator on a high-voltage live line, in particular to a tool for live-work of replacing a triangular link plate hanging-point type insulator string and a working method of the tool, and the tool and the working method of the tool can be suitable for a triangular link plate hanging-point type electric-power pole tower with a cross arm on a steel-pipe pole of a 110kV-220kV power transmission line. An inverted T-shaped executive component is especially adopted to operate a U-shaped connecting end part in a cooperation way so as to connect an inserted-pin type forked hanging plate to a triangular link plate. The overall structure is simple and light, parts and components are less, the problems of complex structure of the original operation tool and complicated operation steps are solved, less overhead operators are needed, the problems that the operating space and safety space are not enough on the steel-pipe electric-power pole tower are solved, the tool and the method are simple and easy to carry out, a series of problems of economy, production and power supply caused by dead-line work are avoided, and the blank space of live-work overhaul of an insulator on an electric-power pole tower with a steel-pipe pole is filled.
Description
Technical field
The utility model relates to insulator charged more changing device on a kind of high-tension line, particularly a kind of charged for replacement triangle yoke plate hanging point insulator string power tool.It is applicable to the electric force pole tower of 110kV ~ 220 kV transmission line steel pipe pole cross-arm triangle yoke plate hanging points or similar triangle yoke plate hanging point pattern.
Background technology
In recent years, in urban distribution network was built, the construction of high-tension electricity shaft tower adopted steel pipe pole as material in a large number, and this is because steel pipe pole occupation of land space is little, small investment, and construction speed is fast, and both artistic and practical.Yet such shaft tower steel pipe pole smooth surface, cross-arm is short and narrow, causes the operating space narrow and small, and steel pipe pole cross-arm structure and insulator string hanging point pattern are various, and two returning or four times above wiring on the same tower generally arranged, and the safety clearance is also little; By contrast, traditional charged for replacement insulator power tool and operational method need many people to cooperate, and need enough operating space and safety clearance, instrument is scattered, operating process is comparatively loaded down with trivial details, traditional Job Operations requirement all can't be satisfied in the operating space of the electric force pole tower of steel pipe pole and safety clearance, task difficulty is high, therefore power tool and the operational method of still not having charged for replacement 110kV ~ 220kV circuit steel pipe pole insulator at present, be directed to triangle yoke plate hanging point suspended insulator chain, owing to have only simple triangle yoke plate on its cross-arm, have only simple two through holes on the yoke plate, can not can't satisfy the requirement of safety work for the position of common jig installation.Along with more and more higher,, then can't adapt to the requirement of power network development situation if still rely on the grid power blackout operation to the power supply reliability requirement.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art part, and provides a kind of simple to operate, easy to operate, and reduces the charged for replacement triangle yoke plate hanging point insulator string power tool of operating personnel's quantity.
The utility model is changed operation at the insulator string of steel pipe pole cross-arm triangle yoke plate hanging point pattern, and it is realized by following approach:
Charged for replacement triangle yoke plate hanging point insulator string power tool, include jig and stringing device, its structural feature is, jig comprises fork-shaped link plate and inserted pins, the first half of fork-shaped link plate is a kind of forked members, leave pin-and-hole on the fork plate that parallel vertical is arranged, Lower Half is the connecting portion that has suspension ring, inserted pins includes guide and latch, guide is installed in one of them fork plate outside of forked members, opening is corresponding with the pin-and-hole of fork on the plate, latch is arranged in the guide inner chamber, and its end away from pin-and-hole is equipped with inverted T shape and carries out member, and the montant of carrying out member connects latch, the cross bar two ends have the hole of being operatively connected, and this is operatively connected the corresponding connection end that connects insulating bar, hole.
The work flow of above-mentioned power tool is specific as follows:
A kind of insulating bar and the above-mentioned power tool of two covers are provided, and the execution member on the operation jig drives latch away from pin-and-hole;
The connection end of insulating bar is a kind of U type fork hook, and two free ends of fork hook are all opened fluting upwards, and the outboard end of fluting is the shape of inside crotch;
The U type fork hook ring set of insulating bar is lived the wherein fork-shaped link plate of a cover jig, and carry out member to the inverted T shape of jig and extend, up to the cross bar two ends that the inverted T shape of fork hook two tail ends fluting upwards being pitched jig is carried out member, simultaneously the crotch end is buckled into and be operatively connected the hole, finish being connected of insulating bar and jig;
The move operation bar drives jig and moves along the cross-arm bearing of trend, and jig is delivered to a wherein end circular hole place of cross-arm triangle yoke plate, makes that simultaneously the pin-and-hole on the fork plate is aimed at this circular hole;
The pulling insulating bar, under the drive of U type fork hook, inverted T shape is carried out member pulling latch and is moved toward the pin-and-hole direction, pitches into U type fork plate up to whole latch, finishes that jig is installed on the end circular hole of triangle yoke plate;
Repeat above-mentioned steps, another set of jig is installed on the other end circular hole of triangle yoke plate;
Two line apparatus that are locked are provided, the connecting portion that has suspension ring on an end of stringing device and the fork-shaped link plate is connected, the other end connects the lead that insulator string to be replaced connects;
Operate both sides stringing device simultaneously, the distance between compression lead and the jig, lax insulator string, and carry out operation and change.
Charged for replacement insulator string power tool described in the utility model is to develop according to the design feature of steel pipe pole cross-arm triangle yoke plate hanging point, the special U type that adopts inverted T shape to carry out member compounding practice insulating bar connects the end, and the fork-shaped link plate of bolt-type is connected on the triangle yoke plate.Overall structure is simple, lightly, parts are few, and operational method is simple, easily go, required high-altitude application personnel are few, in general, the high-altitude application personnel only need a main operation person and an assistance operator to get final product, therefore needed safety clearance requires also low, solved the problem that too much operating space and safety clearance can't be provided on the steel pipe pole electric force pole tower, realized insulator string charged for replacement Job Operations to 110 kV circuit steel pipe pole cross-arm triangle yoke plate hanging point patterns, a series of economy of having avoided the power failure operation to bring, produce and powerup issue, filled up the blank of the insulator charged operation maintenance of steel pipe pole electric force pole tower.
Power tool described in the utility model can further be specially:
The connection end of insulating bar is a kind of U type fork hook, and two free ends of fork hook are all opened fluting upwards, and the outboard end of fluting is the shape of inside crotch.
Like this, the fluting of U type fork hook tail end can clamp be lived two links that are operatively connected the place, hole that inverted T shape on the jig is carried out member, and crotch can stretch into and be operatively connected the hole, and stable insulation action bars and inverted T shape are carried out the annexation of member.
Inverted T shape is carried out the tail end of member to being curved shape away from fork plate direction one side.
Like this, when insulating bar and inverted T shape were carried out member and be connected, this curved columnar structure can further limit the degree of freedom of insulating bar, and what guarantee to operate finishes smoothly.
Also include a kind of spring stopping means, it includes compression spring and the decorative pearl on top of an official cap, and the compression spring is installed in the open slot of opening near a sidepiece of carrying out member on the latch, and the decorative pearl on top of an official cap and an end of spring are connected and are positioned at the opening part of groove.
Dui Ying guide has been opened groove near a sidepiece of fork plate therewith, when latch inserts in the stroke of fork plate under the drive of execution member, open slot on the latch and the groove on the guide are when connecting, the decorative pearl on top of an official cap can be at ejection and inlay card under the effect of spring between latch and guide, limited the stroke of latch, avoid latch on link plate, to produce " stuck " problem, after the end of job, withdraw insulating tool operating condition preferably is provided.
Inserted pins also includes a kind of loop fasteners, and its button is stacked in guide and is positioned at the connection end of pitching on the plate, and connects loop fasteners, guide end and fork plate in regular turn with securing member, realizes inserted pins and pitches being fastenedly connected of plate.
Because inserted pins is an execution unit, therefore need better be fastenedly connected the assurance safety work.
The stringing device includes fixed pulley, movable pulley and metal hook, and each pulley all is equipped with metal hook, wherein the lead that is connected with suspension insulator to be replaced of the corresponding respectively connecting portion that hooks link plate of the metal hook that is connected with movable pulley of fixed pulley.
During use, stay cord one end by the ground handling personnel operation, can further be reduced cross-arm staff quantity like this, and simplify the working procedure that is positioned at the staff, improve operating efficiency.
In sum, it is a kind of based on 110kV-220kV circuit steel pipe pole charged for replacement triangle yoke plate hanging point insulator string power tool that the utility model provides, the special U type that adopts inverted T shape to carry out member compounding practice insulating bar connects the end, and the fork-shaped link plate of bolt-type is connected on the triangle yoke plate.Overall structure is simple, lightly, parts are few, solved original power tool complex structure, the problem of complex operation step, required high-altitude application personnel are few, in general, the high-altitude application personnel only need a main operation person and an assistance operator to get final product, therefore needed safety clearance requires also low, solved the problem that too much operating space and safety clearance can't be provided on the steel pipe pole electric force pole tower, operational method based on this power tool is the operation of a kind of fork plate method charged for replacement triangle yoke plate hanging point insulator string, simple, realized insulator string charged for replacement Job Operations, a series of economy of having avoided the power failure operation to bring to steel pipe pole cross-arm triangle yoke plate hanging point pattern, produce and powerup issue, filled up the blank of the insulator charged operation maintenance of steel pipe pole electric force pole tower.
Description of drawings
Figure 1 shows that the planar structure schematic diagram of jig in the charged for replacement triangle yoke plate hanging point suspension insulator power tool described in the utility model;
Figure 2 shows that the partial sectional view of Fig. 1;
Figure 3 shows that before the operation status architecture schematic diagram of latch and the instrument of execution in the jig;
The a whole set of power tool when Figure 4 shows that operation described in the utility model and the structural representation of triangle yoke plate and lead.
Below in conjunction with accompanying drawing the utility model is described further.
Embodiment
Most preferred embodiment:
With reference to accompanying drawing 1 and accompanying drawing 2, charged for replacement triangle yoke plate hanging point insulator string power tool, include jig and stringing device, wherein jig comprises fork-shaped link plate and inserted pins, the first half of fork-shaped link plate is a kind of forked members 1, leave pin-and-hole 2 on the fork plate that parallel vertical is arranged, Lower Half is the connecting portion 3 that has suspension ring; Inserted pins includes guide 4 and latch 5, and loop fasteners 8 buttons are stacked in guide 5 and are positioned at the connection end of pitching on the plate, and connects loop fasteners 8, guide 4 ends and fork plate in regular turn with securing member 9, realizes being fastenedly connected of inserted pins and fork plate; The opening of guide 4 is corresponding with the pin-and-hole 2 of fork on the plate, and latch 5 is arranged in guide 4 inner chambers, and its end away from pin-and-hole 2 is equipped with inverted T shape and carries out member 6, and the montant 61 of carrying out member 6 connects latches, and cross bar 62 two ends have the hole of being operatively connected 63; Near a sidepiece of carrying out member 6 open slot is arranged on the latch 5, spring stopping means 7 is installed in its groove, this stopping means includes the compression spring and the decorative pearl on top of an official cap, and the decorative pearl on top of an official cap and an end of spring are connected and are positioned at the opening part of groove.
The connection end of insulating bar is a kind of U type fork hook, and two free ends of fork hook are all opened fluting upwards, and the outboard end of fluting is the shape of inside crotch.The stringing device includes fixed pulley, movable pulley and metal hook, and each pulley all is equipped with metal hook, wherein the lead that is connected with suspension insulator to be replaced of the corresponding respectively connecting portion that hooks link plate of the metal hook that is connected with movable pulley of fixed pulley.
With reference to accompanying drawing 4, and in conjunction with the accompanying drawings 1 to accompanying drawing 3, the work flow of above-mentioned power tool comprises the steps:
A kind of insulating bar and the above-mentioned power tool of two covers are provided, and the execution member 6 on the operation jig drives latch 5 to be seen shown in the accompanying drawing 3 away from pin-and-hole 2();
The connection end of insulating bar is a kind of U type fork hook, and two free ends of fork hook are all opened fluting upwards, and the outboard end of fluting is the shape of inside crotch;
The U type fork hook ring set of insulating bar is lived the wherein fork-shaped link plate of a cover jig, and carry out member to the inverted T shape of jig and extend, up to the cross bar two ends that the inverted T shape of fork hook two tail ends fluting upwards being pitched jig is carried out member 6, simultaneously the crotch end is buckled into and be operatively connected the hole, finish being connected of insulating bar and jig;
The move operation bar drives jig and moves along the cross-arm bearing of trend, and jig is delivered to a wherein end circular hole place of cross-arm triangle yoke plate 11, makes that simultaneously the pin-and-hole on the fork plate is aimed at this circular hole;
The pulling insulating bar, under the drive of U type fork hook, inverted T shape is carried out member pulling latch and is moved toward the pin-and-hole direction, pitches into U type fork plate up to whole latch, finishes jig is installed on the end circular hole of triangle yoke plate 11 (as shown in Figure 2);
Repeat above-mentioned steps, another set of jig is installed on the other end circular hole of triangle yoke plate;
Operate both sides stringing device simultaneously by the ground staff, the distance between compression lead and the jig, lax insulator string, and carry out operation and change.
It is same as the prior art that the utility model is not stated part.
Claims (6)
1. charged for replacement triangle yoke plate hanging point insulator string power tool, include jig and stringing device, it is characterized in that, jig comprises fork-shaped link plate and inserted pins, the first half of fork-shaped link plate is a kind of forked members, leave pin-and-hole on the fork plate that parallel vertical is arranged, Lower Half is the connecting portion that has suspension ring, inserted pins includes guide and latch, guide is installed in one of them fork plate outside of forked members, opening is corresponding with the pin-and-hole of fork on the plate, latch is arranged in the guide inner chamber, and its end away from pin-and-hole is equipped with inverted T shape and carries out member, and the montant of carrying out member connects latch, the cross bar two ends have the hole of being operatively connected, and this is operatively connected the corresponding connection end that connects insulating bar, hole.
2. charged for replacement triangle yoke plate hanging point insulator string power tool according to claim 1, it is characterized in that, the connection end of insulating bar is a kind of U type fork hook, and two free ends of fork hook are all opened fluting upwards, and the outboard end of fluting is the shape of inside crotch.
3. charged for replacement triangle yoke plate hanging point insulator string power tool according to claim 1 is characterized in that, inverted T shape is carried out the tail end of member to being curved shape away from fork plate direction one side.
4. charged for replacement triangle yoke plate hanging point insulator string power tool according to claim 1, it is characterized in that, also include a kind of spring stopping means, it includes the compression spring and the decorative pearl on top of an official cap, the compression spring is installed on the latch in the open slot of opening near a sidepiece of carrying out member, and the decorative pearl on top of an official cap and an end of spring are connected and are positioned at the opening part of groove.
5. charged for replacement triangle yoke plate hanging point insulator string power tool according to claim 1, it is characterized in that, inserted pins also includes a kind of loop fasteners, its button is stacked in guide and is positioned at the connection end of pitching on the plate, and connect loop fasteners, guide end and fork plate in regular turn with securing member, realize being fastenedly connected of inserted pins and fork plate.
6. charged for replacement triangle yoke plate hanging point insulator string power tool according to claim 1, it is characterized in that, the stringing device includes fixed pulley, movable pulley and metal hook, each pulley all is equipped with metal hook, wherein the lead that is connected with suspension insulator to be replaced of the corresponding respectively connecting portion that hooks link plate of the metal hook that is connected with movable pulley of fixed pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120076276XU CN201975725U (en) | 2011-03-22 | 2011-03-22 | Tool for live-work of replacing triangular link plate hanging-point type insulator string |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120076276XU CN201975725U (en) | 2011-03-22 | 2011-03-22 | Tool for live-work of replacing triangular link plate hanging-point type insulator string |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201975725U true CN201975725U (en) | 2011-09-14 |
Family
ID=44580821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120076276XU Expired - Lifetime CN201975725U (en) | 2011-03-22 | 2011-03-22 | Tool for live-work of replacing triangular link plate hanging-point type insulator string |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201975725U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208776A (en) * | 2011-03-22 | 2011-10-05 | 福建省电力有限公司厦门电业局 | Working tool for live-line replacement of insulator chain of triangle link plate hanging point type and working method thereof |
| CN106207850A (en) * | 2016-07-25 | 2016-12-07 | 国网福建省电力有限公司 | The operational method of charged for replacement holes duplex plate linear insulator chain |
-
2011
- 2011-03-22 CN CN201120076276XU patent/CN201975725U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102208776A (en) * | 2011-03-22 | 2011-10-05 | 福建省电力有限公司厦门电业局 | Working tool for live-line replacement of insulator chain of triangle link plate hanging point type and working method thereof |
| CN102208776B (en) * | 2011-03-22 | 2013-05-01 | 国家电网公司 | Working tool for live-line replacement of insulator chain of triangle link plate hanging point type and working method thereof |
| CN106207850A (en) * | 2016-07-25 | 2016-12-07 | 国网福建省电力有限公司 | The operational method of charged for replacement holes duplex plate linear insulator chain |
| CN106207850B (en) * | 2016-07-25 | 2018-07-24 | 国网福建省电力有限公司 | The operational method of charged for replacement holes duplex board linear insulator chain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110914 Effective date of abandoning: 20130501 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110914 Effective date of abandoning: 20130501 |
|
| RGAV | Abandon patent right to avoid regrant |