CN102420404A - Special operation tool for electrically replacing insulator - Google Patents
Special operation tool for electrically replacing insulator Download PDFInfo
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- CN102420404A CN102420404A CN2011104294227A CN201110429422A CN102420404A CN 102420404 A CN102420404 A CN 102420404A CN 2011104294227 A CN2011104294227 A CN 2011104294227A CN 201110429422 A CN201110429422 A CN 201110429422A CN 102420404 A CN102420404 A CN 102420404A
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Abstract
The invention provides a special operation tool for electrically replacing an insulator. The tool comprises: a wire lifting device (2), a wire lifting rod (3) and a wire lifting hook (4). The wire lifting device (2) comprises a wire lifting frame (2.1) and a support (2.2) which is fixed on the wire lifting frame (2.1) and is used to fix with the connecting plate (1). One end of the wire lifting rod (3) is fixed on a left end of the wire lifting frame (2.1). One end of the wire lifting hook (4) is provided with a hook (4.1) which is hooked on a pin (2.1.1) arranged on a right end of the wire lifting frame (2.1). The other end of the wire lifting rod (3) and the wire lifting hook (4) is hinged or fixedly connected with a screw rod (7). A screw rod nut (5) is arranged to match with the screw rod (7). A lower part of the screw rod nut (5) is sleeved on a clamping mechanism (6) which can be fixed with a wire rack. In the invention, charged operation can be achieved. A structure is simple. An operation is convenient.
Description
Technical field
The present invention relates to the high voltage power transmission technical field, relate in particular to a kind of instrument of changing insulator, specifically be meant a kind of charged for replacement insulator special operation instrument.
Background technology
In the high voltage power transmission field, it is built on stilts with high voltage transmission line to use Electric wire support, many insulators is installed with high voltage transmission line and Electric wire support isolated insulation on Electric wire support.In use, insulator bad phenomenon such as can wear out then will be changed it when insulator can not satisfy insulation requirements.
The installation of existing insulator also will use connecting plate to connect insulator and high voltage transmission line respectively usually; As shown in fig. 1; The two ends of connecting plate and middle-end are respectively equipped with three installing holes so that insulator and high voltage transmission line to be installed respectively, and the medium position of connecting plate also is reserved with two installing holes so that the installation of connecting plate and fixing.And in order to change insulator, traditional rule of doing is will cut off the power supply for carrying out, and disturbs normal transmission of electricity work, and the instrument of existing replacing insulator is comparatively complicated, and operation is also inconvenient.
Summary of the invention
The technical problem that the present invention will solve is, but a kind of new hot line job, simple in structure, the charged for replacement insulator special operation instrument being convenient to operate are provided.
Technical solution of the present invention is; Following a kind of charged for replacement insulator special operation instrument is provided; Comprise line lifter, thread takeup lever and thread-lifting hook, described line lifter comprises that carrying coil holder carries the support that being used on the coil holder installs and fixes with connecting plate with being fixed on, and an end of described thread takeup lever is fixed on carries the coil holder left end; One end of described thread-lifting hook is provided with hook and is mounted on carries the bearing pin that the coil holder right-hand member is provided with; The other end of described thread takeup lever and thread-lifting hook is hinged or be fixedly connected with screw mandrel, is equipped with the feed screw nut mutually with screw mandrel, described feed screw nut's below be arranged with can with the fixing clamping mechanism of Electric wire support.
After adopting above scheme; The present invention's operating process in use is following; At first utilize feed screw nut's below to be arranged with clamping mechanism and Electric wire support is fixed, then line lifter upper bracket and connecting plate are fixed, at this moment; The rotational lead screw nut is strained connecting plate; At this moment installing hole and bolt on the connecting plate that installs and fixes with insulator can be no longer stressed, promptly at this moment utilize charged for replacement insulation of the present invention down and change, and change and utilize the feed screw nut to make connecting plate and the sub-special operation instrument of insulator that high voltage transmission line is erected again after accomplishing; And need not power operation can easily insulator be unloaded from connecting plate between stressed again getting final product, it is simple in structure, easy to operate and can the charged replacing of carrying out insulator that the present invention has.
As preferably, described support comprises two mounting panels that can be set on the connecting plate, described mounting panel be provided with connecting plate on the corresponding pin-and-hole of installing hole, the outside also is provided with the guide that can hold latch on one of them mounting panel.This preferred version can be fixed latch with connecting plate and line lifter from pushing when fixed link plate easily, and does not worry that latch can drop in operating process accidentally, has easy to operate, safe and reliable advantage.
As preferably, the end of described latch also is provided with operating grip I.This preferred version utilizes operating grip to operate, and can be convenient to the operation when connecting plate is installed, and installs more efficient and convenient.
As preferably, described thread takeup lever is provided with the plurality of fixed installing hole, and thread takeup lever utilizes bolt to pass to carry coil holder and installing hole is fixed on the line lifter.The adjustment of thread takeup lever length when this preferred version is convenient to connecting plate apart from the Electric wire support different length.
As preferably, also be provided with operating grip II on the described feed screw nut.This preferred version utilizes operating grip II that feed screw nut is rotated operation, is convenient to the operation when the tension connecting plate.
Description of drawings
The link configuration sketch map of Fig. 1 for using in the existing high voltage transmission line.
Fig. 2 is the structural representation of charged for replacement insulator special operation instrument of the present invention.
Shown in the figure:
1, connecting plate, 2, line lifter, 2.1, carry coil holder, 2.1.1, bearing pin; 2.2, support, 2.2.1, pin-and-hole, 2.2.2, latch, 2.2.2.1, operating grip I, 2.2.3, guide; 2.2.4, mounting panel, 3, thread takeup lever, 3.1, the fixed installation hole, 4, thread-lifting hook; 4.1, hook, 5, feed screw nut, 6, clamping mechanism, 7, screw mandrel.
Embodiment
For ease of explanation,, the charged for replacement insulator special operation instrument of inventing is elaborated below in conjunction with accompanying drawing:
A kind of charged for replacement insulator special operation instrument; Comprise line lifter 2, thread takeup lever 3 and thread-lifting hook 4; Described line lifter 2 comprises that carrying coil holder 2.1 carries the support 2.2 that being used on the coil holder 2.1 installs and fixes with connecting plate 1 with being fixed on; Described support 2.2 comprises two mounting panel 2.2.4 that can be set on the connecting plate 1; Described mounting panel 2.2.4 be provided with connecting plate 1 on the corresponding pin-and-hole 2.2.1 of installing hole, one of them mounting panel 2.2.4 goes up the outside and also is provided with the guide 2.2.3 that can hold latch 2.2.2, the end of described latch 2.2.2 also is provided with operating grip I2.2.2.1; One end of described thread takeup lever 3 is fixed on carries coil holder 2.1 left ends, and described thread takeup lever 3 is provided with plurality of fixed installing hole 3.1, and thread takeup lever 3 utilizes bolt to pass to carry coil holder 2.1 and installing hole 3.1 to be fixed on the line lifter 2; One end of described thread-lifting hook 4 is provided with hook 4.1 and is mounted on carries the bearing pin 2.1.1 that coil holder 2.1 right-hand members are provided with; The other end of described thread takeup lever 3 and thread-lifting hook 4 is hinged or be fixedly connected with screw mandrel 7; Be equipped with feed screw nut 5 mutually with screw mandrel 7; Also be provided with operating grip II5.1 on the described feed screw nut 5, described feed screw nut's 5 below be arranged with can with the fixing clamping mechanism 6 of Electric wire support.
In use; The clamping mechanism 6 that can be earlier feed screw nut 5 below be arranged with is fixed with Electric wire support; Then that line lifter 2 upper brackets 2.2 are fixing with connecting plate 1, at this moment, utilize operating grip II5.1 rotational lead screw nut 5 with connecting plate 1 tension; At this moment installing hole and bolt on the connecting plate 1 that installs and fixes with insulator can be no longer stressed; Promptly at this moment utilize charged for replacement insulator special operation instrument of the present invention that high voltage transmission line is erected, can easily insulator be unloaded and change from connecting plate, utilize feed screw nut 5 to make stressed again getting final product between connecting plate 1 and the insulator after change accomplishing again and need not power operation.
In the above-described embodiments; Preferred forms of the present invention is described, obviously, under inventive concept of the present invention; Still can make a lot of variations; Can on interface arrangment 6 be provided with the interface arrangment of draw-in groove picture corresponding fall " protruding " type etc. according to the structure of Electric wire support as being provided with draw-in groove like described interface arrangment 6, the setting of the quantity in described for another example fixed installation hole 3.1, described for another example leading screw carries out with the mode that also can adopt fixed connection that is connected of carrying coil holder 3 and thread-lifting hook 4.At this, should explain that any change of under inventive concept of the present invention, being made all will fall in protection scope of the present invention.
Claims (5)
1. charged for replacement insulator special operation instrument; It is characterized in that: comprise line lifter (2), thread takeup lever (3) and thread-lifting hook (4); Described line lifter (2) comprises carrying coil holder (2.1) and being fixed on carries the support (2.2) that being used on the coil holder (2.1) installs and fixes with connecting plate (1); One end of described thread takeup lever (3) is fixed on carries coil holder (2.1) left end; One end of described thread-lifting hook (4) is provided with hook (4.1) and is mounted on carries the bearing pin (2.1.1) that coil holder (2.1) right-hand member is provided with; The other end of described thread takeup lever (3) and thread-lifting hook (4) is hinged or be fixedly connected with screw mandrel (7), is equipped with feed screw nut (5) mutually with screw mandrel (7), described feed screw nut's (5) below be arranged with can with the fixing clamping mechanism (6) of Electric wire support.
2. charged for replacement insulator special operation instrument according to claim 1; It is characterized in that: described support (2.2) comprises two mounting panels (2.2.4) that can be set on the connecting plate (1); Described mounting panel (2.2.4) is provided with connecting plate (1) and goes up the corresponding pin-and-hole of installing hole (2.2.1), and one of them mounting panel (2.2.4) is gone up the outside and also is provided with the guide (2.2.3) that can hold latch (2.2.2).
3. charged for replacement insulator special operation instrument according to claim 2, it is characterized in that: the end of described latch (2.2.2) also is provided with operating grip I (2.2.2.1).
4. charged for replacement insulator special operation instrument according to claim 1; It is characterized in that: described thread takeup lever (3) is provided with plurality of fixed installing hole (3.1), and thread takeup lever (3) utilizes bolt to pass to carry coil holder (2.1) and installing hole (3.1) is fixed on the line lifter (2).
5. charged for replacement insulator special operation instrument according to claim 1 is characterized in that: also be provided with operating grip II (5.1) on the described feed screw nut (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110429422.7A CN102420404B (en) | 2011-12-20 | 2011-12-20 | Special operation tool for electrically replacing insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110429422.7A CN102420404B (en) | 2011-12-20 | 2011-12-20 | Special operation tool for electrically replacing insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102420404A true CN102420404A (en) | 2012-04-18 |
| CN102420404B CN102420404B (en) | 2014-03-05 |
Family
ID=45944690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110429422.7A Active CN102420404B (en) | 2011-12-20 | 2011-12-20 | Special operation tool for electrically replacing insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102420404B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069540A (en) * | 2017-03-24 | 2017-08-18 | 国家电网公司 | A kind of cross extra high voltage line high-altitude maintenance safety work device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5377402A (en) * | 1993-10-27 | 1995-01-03 | Semple, Jr.; Alan R. | Electrical insulator change-out tool |
| CN101651308A (en) * | 2009-08-12 | 2010-02-17 | 安徽送变电工程公司 | Tension resistant four-serial string whole composite insulator replacing device |
| CN201504052U (en) * | 2009-07-26 | 2010-06-09 | 江西赣州供电公司 | Adjustable tension-resistant insulator cradle |
| CN201656336U (en) * | 2010-03-23 | 2010-11-24 | 福建省电力有限公司厦门电业局 | Straight line tower closing type hanging line board insulator string ground potential charged replacement device |
| JP2011010495A (en) * | 2009-06-26 | 2011-01-13 | Tokyo Electric Power Co Inc:The | Method for replacing support bolt of insulator string for power transmission, and fittings used therefor |
| CN201937206U (en) * | 2010-12-07 | 2011-08-17 | 江西省电力公司超高压分公司 | Universal tool for electrically replacing 500kV strain insulator string |
| CN202373907U (en) * | 2011-12-20 | 2012-08-08 | 山东电力集团公司滨州供电公司 | Special live-working tool for replacing insulators |
-
2011
- 2011-12-20 CN CN201110429422.7A patent/CN102420404B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5377402A (en) * | 1993-10-27 | 1995-01-03 | Semple, Jr.; Alan R. | Electrical insulator change-out tool |
| JP2011010495A (en) * | 2009-06-26 | 2011-01-13 | Tokyo Electric Power Co Inc:The | Method for replacing support bolt of insulator string for power transmission, and fittings used therefor |
| CN201504052U (en) * | 2009-07-26 | 2010-06-09 | 江西赣州供电公司 | Adjustable tension-resistant insulator cradle |
| CN101651308A (en) * | 2009-08-12 | 2010-02-17 | 安徽送变电工程公司 | Tension resistant four-serial string whole composite insulator replacing device |
| CN201656336U (en) * | 2010-03-23 | 2010-11-24 | 福建省电力有限公司厦门电业局 | Straight line tower closing type hanging line board insulator string ground potential charged replacement device |
| CN201937206U (en) * | 2010-12-07 | 2011-08-17 | 江西省电力公司超高压分公司 | Universal tool for electrically replacing 500kV strain insulator string |
| CN202373907U (en) * | 2011-12-20 | 2012-08-08 | 山东电力集团公司滨州供电公司 | Special live-working tool for replacing insulators |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069540A (en) * | 2017-03-24 | 2017-08-18 | 国家电网公司 | A kind of cross extra high voltage line high-altitude maintenance safety work device |
| CN107069540B (en) * | 2017-03-24 | 2018-07-17 | 国家电网公司 | A kind of cross extra high voltage line high-altitude maintenance safety work device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102420404B (en) | 2014-03-05 |
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