CN112366589A - Multi-angle adjustable six-bundle conductor lifting device for extra-high voltage direct current circuit - Google Patents
Multi-angle adjustable six-bundle conductor lifting device for extra-high voltage direct current circuit Download PDFInfo
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- CN112366589A CN112366589A CN202011190926.3A CN202011190926A CN112366589A CN 112366589 A CN112366589 A CN 112366589A CN 202011190926 A CN202011190926 A CN 202011190926A CN 112366589 A CN112366589 A CN 112366589A
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- sheath
- extra
- high voltage
- direct current
- voltage direct
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Abstract
The invention relates to the technical field of high-voltage power, and provides a multi-angle adjustable six-bundle conductor lifter for an extra-high voltage direct-current circuit. The wire lifter can avoid the problem that the wire hooked by the lifting hook of the wire lifter slips due to the included angle between the wire and the ground when the wire is lifted, so that an operator does not need to right the lifting hook, time and labor are saved, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of high-voltage power, in particular to a multi-angle adjustable six-bundle conductor lifter for an extra-high voltage direct current circuit.
Background
The conditions of large span and large height difference span of +/-800 kV extra-high voltage direct-current transmission lines in China exist, particularly the large height difference and the included angle between a wire of a back gear and the ground is generally 30-50 degrees; usually, when the whole string of insulators needs to be replaced and the like, the conductor needs to be lifted, six large lifting hooks are adopted to hook sub-conductors respectively, and then a winching machine or a chain block is used as a power source to lift the sub-conductors.
The included angle between the wire and the ground can cause the wire hooked by the lifting hook of the wire lifter to slip, 1-2 persons are needed to right the lifting hook to avoid the slipping of the wire hooked by the lifting hook of the wire lifter, but the larger the stress along with the rising of the wire is, the more labor is consumed by operating personnel, and even the lifting hook can not be effectively righted; the lifting hook stress point protecting line or the wire is extremely easy to damage, the risk of wire strand breakage is greatly increased, and meanwhile, the working efficiency is greatly influenced due to the problem of wire slipping.
Disclosure of Invention
The invention aims to provide a multi-angle adjustable six-bundle conductor lifter for an extra-high voltage direct current circuit, which can avoid the problem that a conductor hooked at a lifting hook of the lifter slips due to an included angle between the conductor and the ground when the conductor is lifted, so that an operator is not required to right the lifting hook, time and labor are saved, and the working efficiency is improved.
The embodiment of the invention is realized by the following technical scheme:
the utility model provides a six split conductor lift line wares with adjustable extra-high voltage direct current circuit multi-angle, includes the fixed plate, be fixed with lifting hook, a pair of well lifting hook and a pair of lower lifting hook on the fixed plate, all be provided with a pair of sheath on fixed plate, a pair of well lifting hook and a pair of lower lifting hook, the fixed plate thickness direction upset can be followed to the sheath.
Further, the sheath turnover angle is 0-70 degrees.
Further, the sheath is of a boat-shaped structure.
Further, the inner wall of the sheath is of an arc structure matched with the outer wall of the lead.
Further, the inner diameter of the sheath is matched with the outer diameter of the lead.
Further, the sheath is made of stainless steel.
Further, a line protecting strip is arranged on the edge of the inner wall of the sheath in the circumferential direction.
Further, the length of the sheath is 15-25 cm.
The technical scheme of the embodiment of the invention at least has the following advantages and beneficial effects:
according to the wire lifter, the turnover sheath is arranged, when the wire lifter lifts upwards, the sheath turns correspondingly according to the angle of the wire, so that the sheath is always attached to the wire, the problem that the wire slides off the sheath can be avoided, an operator does not need to right the lifting hook, the sheath can adapt to the angle of the wire in a self-adapting mode through turnover, time and labor are saved, and meanwhile, the working efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of a multi-angle adjustable six-bundle conductor lifter for an extra-high voltage direct current line according to an embodiment of the present invention;
fig. 2 is a schematic view of a sheath according to an embodiment of the present invention.
Icon: 1-fixing plate, 2-upper hook, 3-middle hook, 4-lower hook, 5-sheath and 6-line-protecting strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
The following describes a multi-angle adjustable six-split conductor lifter for an extra-high voltage direct current line in an embodiment of the present invention.
Example 1
As shown in fig. 1-2, the embodiment provides a multi-angle adjustable six-split conductor lifter for an extra-high voltage direct current line, which includes a fixing plate 1, an upper hook 2, a pair of middle hooks 3, and a pair of lower hooks 4 are fixed on the fixing plate 1, a pair of sheaths 5 are respectively arranged on the fixing plate 1, the pair of middle hooks 3, and the pair of lower hooks 4, and the sheaths 5 can be turned over along the thickness direction of the fixing plate 1; the turning angle of the sheath 5 is 0-70 degrees.
When in use, the wires are clamped on the sheaths 5, and the wire lifter is lifted upwards to drive the wires to be lifted upwards; because there is 30 ~ 50 contained angles in wire and ground, when the wire ware is carried to the lifting, corresponding upset is carried out according to the angle of wire to sheath 5, consequently sheath 5 laminates with the wire all the time to can avoid the wire from the problem of sheath 5 slippage, and no longer need the operation personnel to right the lifting hook, sheath 5 can the self-adaptation wire angle through the upset, labour saving and time saving has improved work efficiency simultaneously.
In this embodiment, the sheath 5 is a boat-shaped structure; the lead can be conveniently clamped in the sheath 5, the operation is simple and convenient, and the lead can be stably fixed.
In this embodiment, the inner wall of the sheath 5 is an arc-shaped structure matched with the outer wall of the lead; the inner diameter of the sheath 5 is matched with the outer diameter of the lead; the fixed wire of being convenient for laminate mutually further avoids the wire slippage.
In this embodiment, the sheath 5 is made of stainless steel; avoid the abrasion caused by back and forth overturning or the corrosion caused by long-time use.
In the embodiment, the edge of the inner wall of the sheath 5 is circumferentially provided with a protecting line 6; the protective device has a certain protective effect on the wire, and avoids the scratch damage to the wire caused by too sharp edge.
In this embodiment, the sheath 5 has a length of 20 cm; the wire is convenient to be hooked and fixed, so that the wire can be conveniently pulled.
Example 2
The difference between the multi-angle adjustable six-bundle conductor lifter for the extra-high voltage direct current line in the embodiment and the embodiment 1 is that the length of the sheath 5 is 15 cm.
Example 3
The difference between the multi-angle adjustable six-bundle conductor lifter for the extra-high voltage direct current line in the embodiment and the embodiment 1 is that the length of the sheath 5 is 25 cm.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a six split conductor lifting device with adjustable extra-high voltage direct current circuit multi-angle, includes fixed plate (1), be fixed with on fixed plate (1) lifting hook (2), a pair of well lifting hook (3) and a pair of lower lifting hook (4), its characterized in that, all be provided with a pair of sheath (5) on fixed plate (1), a pair of well lifting hook (3) and a pair of lower lifting hook (4), fixed plate (1) thickness direction upset can be followed in sheath (5).
2. The extra-high voltage direct current line multi-angle adjustable six-bundle conductor lifter according to claim 1, wherein the turning angle of the sheath (5) is 0-70 °.
3. The extra-high voltage direct current line multi-angle adjustable six-bundle conductor lifter according to claim 2, wherein the sheath (5) is of a boat-shaped structure.
4. The extra-high voltage direct current line multi-angle adjustable six-bundle conductor lifter according to claim 3, wherein the inner wall of the sheath (5) is of an arc structure matched with the outer wall of the conductor.
5. The extra-high voltage direct current line multi-angle adjustable six-bundle conductor lifter according to claim 4, wherein the inner diameter of the sheath (5) is matched with the outer diameter of a conductor.
6. The extra-high voltage direct current line multi-angle adjustable six-bundle conductor lifter according to claim 5, wherein the sheath (5) is made of stainless steel.
7. The extra-high voltage direct current line multi-angle adjustable six-bundle conductor lifter according to claim 6, wherein the edge of the inner wall of the sheath (5) is circumferentially provided with a wire protecting strip (6).
8. The multi-angle adjustable six-bundle conductor lifter for the extra-high voltage direct current line according to claim 7, wherein the wire protecting strip (6) is made of rubber.
9. The extra-high voltage direct current line multi-angle adjustable six-bundle conductor lifter according to claim 7, wherein the length of the sheath (5) is 15-25 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011190926.3A CN112366589A (en) | 2020-10-30 | 2020-10-30 | Multi-angle adjustable six-bundle conductor lifting device for extra-high voltage direct current circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011190926.3A CN112366589A (en) | 2020-10-30 | 2020-10-30 | Multi-angle adjustable six-bundle conductor lifting device for extra-high voltage direct current circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112366589A true CN112366589A (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011190926.3A Pending CN112366589A (en) | 2020-10-30 | 2020-10-30 | Multi-angle adjustable six-bundle conductor lifting device for extra-high voltage direct current circuit |
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| CN (1) | CN112366589A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004040870A (en) * | 2002-07-01 | 2004-02-05 | Asahi Tec Corp | V-type suspension device |
| KR20090019363A (en) * | 2007-08-21 | 2009-02-25 | 양희성 | Electric wire removing band |
| CN103928862A (en) * | 2014-03-10 | 2014-07-16 | 国家电网公司 | Self-lifting type large-tonnage six-split wire lifting device |
| CN104638570A (en) * | 2015-02-12 | 2015-05-20 | 中国南方电网有限责任公司超高压输电公司百色局 | Power transmission line blackout and live-working split-type six-bundled-conductor lifter and application thereof |
| CN206774996U (en) * | 2017-05-23 | 2017-12-19 | 中国南方电网有限责任公司超高压输电公司柳州局 | A kind of self-adaptive conductors on quad bundled line lifter |
| CN108963872A (en) * | 2018-09-12 | 2018-12-07 | 国网江苏省电力有限公司检修分公司 | A kind of multi-functional line lifter of compatible carbon-fibre wire |
| CN209592797U (en) * | 2019-05-24 | 2019-11-05 | 河北经纬盛荷电气科技有限公司 | A kind of division of great tonnage hydraulic eight line lifter |
-
2020
- 2020-10-30 CN CN202011190926.3A patent/CN112366589A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004040870A (en) * | 2002-07-01 | 2004-02-05 | Asahi Tec Corp | V-type suspension device |
| KR20090019363A (en) * | 2007-08-21 | 2009-02-25 | 양희성 | Electric wire removing band |
| CN103928862A (en) * | 2014-03-10 | 2014-07-16 | 国家电网公司 | Self-lifting type large-tonnage six-split wire lifting device |
| CN104638570A (en) * | 2015-02-12 | 2015-05-20 | 中国南方电网有限责任公司超高压输电公司百色局 | Power transmission line blackout and live-working split-type six-bundled-conductor lifter and application thereof |
| CN206774996U (en) * | 2017-05-23 | 2017-12-19 | 中国南方电网有限责任公司超高压输电公司柳州局 | A kind of self-adaptive conductors on quad bundled line lifter |
| CN108963872A (en) * | 2018-09-12 | 2018-12-07 | 国网江苏省电力有限公司检修分公司 | A kind of multi-functional line lifter of compatible carbon-fibre wire |
| CN209592797U (en) * | 2019-05-24 | 2019-11-05 | 河北经纬盛荷电气科技有限公司 | A kind of division of great tonnage hydraulic eight line lifter |
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Application publication date: 20210212 |
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| RJ01 | Rejection of invention patent application after publication |