CN102420404B - Special operation tool for electrically replacing insulator - Google Patents
Special operation tool for electrically replacing insulator Download PDFInfo
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- CN102420404B CN102420404B CN201110429422.7A CN201110429422A CN102420404B CN 102420404 B CN102420404 B CN 102420404B CN 201110429422 A CN201110429422 A CN 201110429422A CN 102420404 B CN102420404 B CN 102420404B
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- special operation
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- connecting plate
- coil holder
- wire lifting
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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 high voltage power transmission technical field, relate in particular to a kind of instrument of changing insulator, specifically refer to a kind of replacing insulator under electrified special operation instrument.
Background technology
In high voltage power transmission field, must use Electric wire support high voltage transmission line is built on stilts, many insulators are installed on Electric wire support with by high voltage transmission line and Electric wire support isolated insulation.In use, can there is the bad phenomenon such as aging in insulator, when insulator can not meet insulation requirements, will change it.
The installation of existing insulator also will be used connecting plate with difference connecting insulator and high voltage transmission line conventionally; as shown in fig. 1; the two ends of connecting plate and middle-end are respectively equipped with three installing holes with difference installing insulating and high voltage transmission line, and the medium position of connecting plate is also 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 to want power-off to carry out, disturb normal transmission of electricity work, and the instrument of existing replacing insulator is comparatively complicated, operation is also inconvenient.
Summary of the invention
The technical problem to be solved in the present invention is, provide a kind of new can hot line job, the replacing insulator under electrified special operation instrument of simple in structure, convenient operation.
Technical solution of the present invention is, following a kind of replacing insulator under electrified special operation instrument is provided, comprise line lifter, thread takeup lever and thread-lifting hook, described line lifter comprises carrying coil holder and being fixed on to be carried being used on coil holder, with connecting plate, fixing support is installed, one end of described thread takeup lever is fixed on carries coil holder left end, one end of described thread-lifting hook is provided with to link up with and be mounted on carries the bearing pin that coil holder right-hand member is provided with, described thread takeup lever and the other end of thread-lifting hook are hinged or be fixedly connected with screw mandrel, be equipped with mutually feed screw nut with screw mandrel, described feed screw nut's below is arranged with clamping mechanism that can be fixing with Electric wire support.
Adopt after above scheme, the present invention in use operating process is as follows, 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, rotary screw rod nut is strained connecting plate, at this moment installing hole and the bolt installed on fixing connecting plate with insulator can be no longer stressed, at this moment utilize charged for replacement insulation of the present invention descend and change, after replacing completes, recycling feed screw nut makes connecting plate and the sub-special operation instrument of insulator that high voltage transmission line is erected, and can be easily that insulator is again stressed between connecting plate unloads without power operation, the present invention has simple in structure, easy to operate and can the charged replacing of carrying out insulator.
As preferably, described support comprises two mounting panels that can be set on connecting plate, and described mounting panel is provided with the pin-and-hole corresponding with installing hole on connecting plate, and on one of them mounting panel, outside is also provided with the guide that can hold latch.This preferred version can be fixed latch by connecting plate and line lifter from pushing easily when fixed link plate, and does not worry that latch can accidentally drop in operating process, has easy to operate, safe and reliable advantage.
As preferably, the end of described latch is also 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 some fixed installations hole, and thread takeup lever utilizes bolt to pass to carry coil holder and installing hole is fixed on line lifter.The adjustment of thread takeup lever length when this preferred version is convenient to connecting plate apart from Electric wire support different length.
As preferably, on described feed screw nut, be also provided with operating grip II.This preferred version utilizes operating grip II to be rotated operation to feed screw nut, is convenient to the operation when tension connecting plate.
Accompanying drawing explanation
Fig. 1 is the link configuration schematic diagram of using in existing high voltage transmission line.
Fig. 2 is the structural representation of replacing insulator under electrified special operation instrument of the present invention.
Shown in 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, fixed installation hole, 4, thread-lifting hook, 4.1, hook, 5, feed screw nut, 5.1, operating grip II, 6, clamping mechanism, 7, screw mandrel.
Embodiment
For ease of explanation, below in conjunction with accompanying drawing, the replacing insulator under electrified special operation instrument of invention is elaborated:
A kind of replacing insulator under electrified special operation instrument, 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 to be carried being used on coil holder 2.1, with connecting plate 1, fixing support 2.2 is installed, described support 2.2 comprises two mounting panel 2.2.4 that can be set on connecting plate 1, described mounting panel 2.2.4 is provided with the pin-and-hole 2.2.1 corresponding with installing hole on connecting plate 1, the upper outside of one of them mounting panel 2.2.4 is also provided with the guide 2.2.3 that can hold latch 2.2.2, the end of described latch 2.2.2 is also 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 some fixed installations 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 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, described thread takeup lever 3 and the other end of thread-lifting hook 4 are hinged or be fixedly connected with screw mandrel 7, be equipped with mutually feed screw nut 5 with screw mandrel 7, on described feed screw nut 5, be also provided with operating grip II5.1, described feed screw nut's 5 below is arranged with clamping mechanism 6 that can be fixing with Electric wire support.
In use, clamping mechanism 6 and the Electric wire support that can first feed screw nut 5 below be arranged with are fixed, then line lifter 2 upper brackets 2.2 are fixing with connecting plate 1, at this moment, utilize operating grip II5.1 rotary screw rod nut 5 by connecting plate 1 tension, at this moment installing hole and the bolt installed on fixing connecting plate 1 with insulator can be no longer stressed, at this moment utilize replacing insulator under electrified special operation instrument of the present invention that high voltage transmission line is erected, and can easily insulator be unloaded and be changed from connecting plate without power operation, after replacing completes, recycling feed screw nut 5 makes between connecting plate 1 and insulator again stressed.
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, as as described in interface arrangment 6 according to the structure of Electric wire support, as being provided with draw-in groove, can on interface arrangment 6, arrange the interface arrangment of " protruding " type that falls corresponding to draw-in groove picture etc., the setting of the quantity in described fixed installation hole 3.1 for another example, for another example described leading screw with carry being connected of coil holder 3 and thread-lifting hook 4 and also can adopt the mode being fixedly connected with to carry out.At this, should illustrate, any change of making under inventive concept of the present invention all will fall within the scope of protection of the present invention.
Claims (5)
1. a replacing insulator under electrified 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 to be carried being used on coil holder (2.1), with connecting plate (1), fixing support (2.2) is installed, 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 the other end of described thread takeup lever (3) and thread-lifting hook (4) is hinged or be fixedly connected with screw mandrel (7) respectively, be equipped with mutually feed screw nut (5) with screw mandrel (7), described feed screw nut's (5) below is arranged with clamping mechanism (6) that can be fixing with Electric wire support.
2. replacing insulator under electrified 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 connecting plate (1), described mounting panel (2.2.4) is provided with the pin-and-hole (2.2.1) corresponding with the upper installing hole of connecting plate (1), and the upper outside of one of them mounting panel (2.2.4) is also provided with the guide (2.2.3) that can hold latch (2.2.2).
3. replacing insulator under electrified special operation instrument according to claim 2, is characterized in that: the end of described latch (2.2.2) is also provided with operating grip I(2.2.2.1).
4. replacing insulator under electrified special operation instrument according to claim 1, it is characterized in that: described thread takeup lever (3) is provided with the installing hole (3.1) of some fixedly use, thread takeup lever (3) utilizes bolt to pass to carry coil holder (2.1) and installing hole (3.1) is fixed on line lifter (2).
5. replacing insulator under electrified special operation instrument according to claim 1, is characterized in that: described feed screw nut is also provided with operating grip II(5.1 on (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 CN102420404A (en) | 2012-04-18 |
| CN102420404B true CN102420404B (en) | 2014-03-05 |
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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) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (6)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5511237B2 (en) * | 2009-06-26 | 2014-06-04 | 株式会社Ｔｌｃ | Replacement method for supporting bolts of insulators for power transmission, and metal fittings used therefor |
-
2011
- 2011-12-20 CN CN201110429422.7A patent/CN102420404B/en active Active
Patent Citations (6)
| 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 |
| 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 |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2011-10495A 2011.01.13 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102420404A (en) | 2012-04-18 |
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