CN114759490B - Medium-phase conductor lifting device and lifting method for electrified heightened linear rod top bracket - Google Patents
Medium-phase conductor lifting device and lifting method for electrified heightened linear rod top bracket Download PDFInfo
- Publication number
- CN114759490B CN114759490B CN202210437472.8A CN202210437472A CN114759490B CN 114759490 B CN114759490 B CN 114759490B CN 202210437472 A CN202210437472 A CN 202210437472A CN 114759490 B CN114759490 B CN 114759490B
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- insulating
- sleeve
- translation plate
- electrified
- support
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- 239000004020 conductor Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims description 6
- 239000000725 suspension Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 6
- 238000009413 insulation Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
-
- 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
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention relates to a medium-phase conductor lifting device for an electrified heightened linear rod top bracket, and belongs to the technical field of electrified overhaul tools for distribution lines. Including being the insulating translation board that hollow structure and level set up, insulating translation board one end is half arc and half arc position department is equipped with rather than the staple bolt that cooperates the use, and insulating translation board top is equipped with the insulating davit support that sets up perpendicularly, and insulating davit support height-adjustable, insulating davit support bottom movable mounting are in insulating translation board, insulating ratchet riser are installed at insulating davit support top, and insulating ratchet riser bottom hoist and mount have the insulating sleeve who is arranged in the parcel looks wire. The invention is a practical tool with safety, reliability, flexible operation and convenient installation, and solves the problems that the operation space is limited and the electrified body is easy to contact when the linear rod top bracket is electrified and replaced.
Description
Technical Field
The invention relates to a medium-phase conductor lifting device for an electrified heightened linear rod top bracket, and belongs to the technical field of electrified overhaul tools for distribution lines.
Background
The pole top support at the top of the distribution pole tower is mainly used for supporting the middle-phase conductor and lifting the height of the middle-phase conductor, so that the three-phase conductor is fixed, but when the ground distance of the overhead conductor is insufficient, the pole top support is often required to be heightened. The existing operation mode is as follows: after the operator lifts to a proper height through the bucket arm vehicle, the medium-phase lead is lifted by utilizing the insulating rope fastener on the small suspension arm, so that the medium-phase lead is separated from the rod top support, and a certain working space is reserved for lifting the rod top support. But this often faces the following problems: when the small suspension arm of the insulating bucket arm vehicle lifts the middle phase conductor, the position of the insulating bucket cannot be adjusted in order to prevent the middle phase conductor from being disturbed, so that when the small suspension arm lifts the middle phase conductor to a proper position and enough operation space is reserved for operators, the insulating bucket cannot be adjusted to the proper operation position; when the insulating bucket is adjusted to a proper working position, the small suspension arm cannot hoist the medium-phase lead to the proper position, so that enough working space is reserved for operators, and when the action amplitude of the operators is too large, the charged body is easily discharged to the ground through a human body. Live working is a work with a high risk coefficient, and according to the existing working mode, the safety distance between the working personnel and a live body is likely not guaranteed, and a reliable and safe working environment and conditions cannot be provided for the working personnel.
In order to ensure the life safety of operators and reduce the occurrence of live working accidents, a safe and reliable working environment is provided for the operators, and development of a tool capable of adjusting the medium-phase conductor to a proper position, keeping enough working space for the operators and ensuring that the operators can develop the work at a safe and proper position is urgently needed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provide a practical tool which is safe, reliable, flexible in operation and convenient to install, and solve the problems that the operating space is limited and a charged body is easy to contact when a linear rod top bracket is charged and replaced.
The middle phase lead lifting device for the electrified heightening linear rod top support is characterized by comprising an insulating translation plate 1 which is of a hollow structure and is horizontally arranged, wherein one end of the insulating translation plate 1 is in a semi-arc shape, a hoop 5 matched with the insulating translation plate is arranged at the semi-arc position, an insulating boom support 2 which is vertically arranged is arranged above the insulating translation plate 1, the height of the insulating boom support 2 is adjustable, the bottom of the insulating boom support 2 is movably arranged in the insulating translation plate 1, an insulating ratchet lifter 3 is arranged at the top of the insulating boom support 2, and an insulating sleeve 4 for wrapping the middle phase lead is hung at the bottom of the insulating ratchet lifter 3;
Preferably, the bottom of the insulating boom bracket 2 is provided with a protruding support column 8 which is integrated with the insulating boom bracket, the protruding support column 8 is of an inverted T-shaped structure, the protruding support column 8 is embedded in a clamping groove of the insulating translation plate 1 and can move left and right along the length direction of the clamping groove, the clamping groove is provided with a plurality of clamping groove small holes 7, and the protruding support column 8 can be fixed at the current position after a bolt is inserted into the clamping groove small holes 7;
Preferably, the insulating boom support 2 is composed of an inner sleeve and an outer sleeve, the inner sleeve and the outer sleeve are respectively provided with a support small hole 9, and different small holes of the inner sleeve and the outer sleeve are fixed together by bolts to realize the height adjustment of the insulating boom support 2;
preferably, two sides of the insulating sleeve 4 are provided with buckles 10 for connecting the insulating ratchet lifter 3;
preferably, two bolt holes 6 are formed in one end, where the insulating translation plate 1 and the anchor ear 5 are installed, of the insulating translation plate.
The invention relates to a lifting method for a medium-phase conductor lifting device of a charged heightened linear rod top bracket, which is characterized by comprising the following steps of:
1. The ground potential electrician carries a transmission rope to climb to a pole tower operation phase cross arm, and the ground electrician transmits the medium phase lead lifting device to the operation position;
2. The ground potential electrician firmly fixes the anchor ear 5 on the straight pole body of the operation place;
3. The ground potential electrician adjusts the positions of the inner sleeve and the outer sleeve of the insulating boom support 2 so as to adjust the vertical height of the insulating boom support 2 to a proper position;
4. the medium phase conductor is wrapped by the insulating sleeve 4 for the ground potential electrician, and then the insulating sleeve 4 and the medium phase conductor inside are bundled by the insulating lifting hook;
5. the ground potential electrician shakes the insulating ratchet lifter 3 to lift the middle phase conductor to a height suitable for working;
6. The insulating boom support 2 is slid to a proper horizontal position along the insulating translation plate 1, and then a bolt is inserted into a small hole in a clamping groove of the insulating translation plate 1, so that the insulating boom support is fixed at the proper horizontal position, at the moment, a middle phase conductor is moved to the proper horizontal position and the proper vertical position through a middle phase conductor lifting device, and a ground potential electrician or an in-bucket electrician can safely and conveniently perform the lifting work of the rod top support.
Compared with the prior art, the invention has the following positive effects:
The invention relates to a live replacement tool for a linear rod top bracket, which can effectively overcome the defects of the prior art, leaves enough working space for operators when the rod top bracket is replaced in a live manner, ensures the safety distance, is convenient for work development, and greatly improves the safety coefficient and the working efficiency.
Compared with the prior art, the invention has the advantages that:
1. The working space is widened, and the safety and the working efficiency of workers during working are improved. When an operator performs live replacement of the linear rod top bracket, the special sliding clamping groove structure of the invention can be operated to upgrade the lifting of the medium-phase lead from one-dimensional movement to two-dimensional movement, so that the flexibility and the operation space are greatly increased. The traditional operation method and tool can only hoist the middle phase conductor through the small suspension arm of the insulating arm trolley, so that only the up-and-down movement of the middle phase conductor can be realized. The device is provided with the insulating ratchet lifter 3 and the sliding clamping groove, and the insulating ratchet lifter can realize the up-and-down movement of the medium-phase conductor; through the cooperation of insulating davit support and insulating translation board, can realize the back-and-forth movement of well looks wire, just so can realize the two-dimensional motion of well looks wire, also very big improvement the flexibility of operation when having increased the operation space.
2. The small suspension arm and the insulating sleeve are integrally designed, and the operation is simple and convenient. The lifting rope on the small suspension arm is connected with the insulating sleeve into a whole through the buckle, so that the middle-phase lead can be directly locked by the lifting rope after the insulating sleeve is installed, the operation steps of operators are greatly simplified, and the working efficiency is improved.
3. The telescopic suspension arm bracket can realize the adjustment of the lifting height of the medium-phase lead and is convenient for transportation. The insulating boom bracket 2 adopts an inner and outer double-layer sleeve structure, small holes are drilled on the inner sleeve and the outer sleeve, and before the insulating boom bracket does not work, the inner sleeve is completely contracted in the outer sleeve, so that the volume of a tool is greatly reduced, and the tool is convenient to store and transport; when the device is used for working, the inner sleeve and the outer sleeve are provided with a plurality of small holes, the inner sleeve and the outer sleeve respectively select small holes at proper positions, and then the selected small holes are fixed by bolts, so that the device can be adjusted to proper height during working, and the device is convenient for working.
Drawings
FIG. 1 is a schematic diagram of a medium phase conductor lifting device for an electrified raised linear pole top bracket according to the present invention;
FIG. 2 is a schematic view of a portion of an insulating sleeve;
FIG. 3 is a top view of an insulation displacement plate;
fig. 4 is a schematic structural view of an insulated boom bracket.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The medium-phase conductor lifting device for the electrified heightened linear rod top support of the embodiment comprises an insulating translation plate 1, an insulating suspension arm support 2, an insulating ratchet wheel lifter 3, an insulating sleeve 4 and a hoop 5, and is described with reference to figures 1-4.
Bolts penetrate through bolt holes 6 on the insulation translation plate 1 to be connected with anchor bolts 5, and then the insulation translation plate 1 is fixed on a linear rod through the anchor bolts; the insulating translation plate 1 is provided with a clamping groove, a series of clamping groove small holes 7 are punched in the clamping groove, and when the insulating boom support 2 slides in the clamping groove, bolts can be inserted into different clamping groove small holes 7 to adjust the position of the insulating boom support.
The bottom of the insulating boom support 2 is provided with a convex strut 8 with an inverted T shape, and the convex strut is embedded into a clamping groove of the insulating translation plate 1, so that the position of the insulating boom support 2 can be adjusted by sliding; the insulating boom support 2 consists of an inner sleeve and an outer sleeve, the inner sleeve and the outer sleeve are respectively provided with a support small hole 9, and different small holes of the inner sleeve and the outer sleeve are fixed together by bolts, so that the vertical height of the insulating boom support 2 can be adjusted.
The insulating sleeve 4 is provided with buckles 10 on two sides, and the insulating rope and the insulating lifting hook can penetrate through the buckles to connect the insulating sleeve with the insulating ratchet lifter, so that the medium-phase conductor is lifted.
The using method of the medium-phase conductor lifting device is described as follows:
1. The ground potential electrician carries a transmission rope to climb to a pole tower operation phase cross arm, and the ground electrician transmits the medium phase lead lifting device to the operation position;
2. The ground potential electrician firmly fixes the anchor ear 5 on the straight pole body of the operation place;
3. The ground potential electrician adjusts the positions of the inner sleeve and the outer sleeve of the insulating boom support 2 so as to adjust the vertical height of the insulating boom support 2 to a proper position;
4. the medium phase conductor is wrapped by the insulating sleeve 4 for the ground potential electrician, and then the insulating sleeve 4 and the medium phase conductor inside are bundled by the insulating lifting hook;
5. the ground potential electrician shakes the insulating ratchet lifter 3 to lift the middle phase conductor to a height suitable for working;
6. The insulating boom support 2 is slid to a proper horizontal position along the insulating translation plate 1, and then a bolt is inserted into a small hole in a clamping groove of the insulating translation plate 1, so that the insulating boom support is fixed at the proper horizontal position, at the moment, a middle phase conductor is moved to the proper horizontal position and the proper vertical position through a middle phase conductor lifting device, and a ground potential electrician or an in-bucket electrician can safely and conveniently perform the lifting work of the rod top support.
The invention is a practical tool with safety, reliability, flexible operation and convenient installation, and solves the problems that the operation space is limited and the electrified body is easy to contact when the linear rod top bracket is electrified and replaced.
Claims (2)
1. The middle phase lead lifting device for the electrified heightening linear rod top support is characterized by comprising an insulating translation plate which is of a hollow structure and is horizontally arranged, wherein one end of the insulating translation plate is in a semi-arc shape, a hoop matched with the insulating translation plate is arranged at the semi-arc position, an insulating boom support which is vertically arranged is arranged above the insulating translation plate, the height of the insulating boom support is adjustable, the bottom of the insulating boom support is movably arranged in the insulating translation plate, an insulating ratchet lifter is arranged at the top of the insulating boom support, and an insulating sleeve for wrapping the middle phase lead is hung at the bottom of the insulating ratchet lifter;
the bottom of the insulating suspension arm support is provided with a convex pillar which is of an integrated structure, the convex pillar is of an inverted T-shaped structure, the convex pillar is embedded in a clamping groove of the insulating translation plate and can move left and right along the length direction of the clamping groove, the clamping groove is provided with a plurality of clamping groove small holes, and the convex pillar can be fixed at the current position after bolts are inserted into the clamping groove small holes;
The insulating boom bracket is composed of an inner sleeve and an outer sleeve, bracket small holes are formed in the inner sleeve and the outer sleeve, and different small holes of the inner sleeve and the outer sleeve are fixed together by bolts, so that the height adjustment of the insulating boom bracket is realized;
two sides of the insulating sleeve are provided with buckles for connecting the insulating ratchet lifter;
two bolt holes are formed in one end, installed with the anchor ear, of the insulating translation plate.
2. A method of lifting a medium phase conductor lifting device for an electrified raised linear pole top mount according to claim 1, comprising the steps of:
1) The ground potential electrician carries a transmission rope to climb to a pole tower operation phase cross arm, and the ground electrician transmits the medium phase lead lifting device to the operation position;
2) The ground potential electrician firmly fixes the anchor ear on the straight pole body of the operation place;
3) The ground potential electrician adjusts the positions of the inner sleeve and the outer sleeve of the insulating suspension arm support, so that the vertical height of the insulating suspension arm support is adjusted to a proper position;
4) The medium-phase wires are wrapped by the insulating sleeve by the ground potential electrician, and then the insulating sleeve and the medium-phase wires inside the insulating sleeve are bundled by the insulating lifting hook;
5) The ground potential electrician shakes the insulating ratchet lifter to lift the middle phase lead to a height suitable for working;
6) The insulating boom support slides to a proper horizontal position along the insulating translation plate, and then the bolt is inserted into a small hole in a clamping groove of the insulating translation plate, so that the insulating boom support is fixed at the proper horizontal position, at the moment, the middle phase lead wire is moved to the proper horizontal position and the proper vertical position through the middle phase lead wire lifting device, and a ground potential electrician or an electrician in a bucket can safely and conveniently perform the heightening work of the rod top support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210437472.8A CN114759490B (en) | 2022-04-25 | 2022-04-25 | Medium-phase conductor lifting device and lifting method for electrified heightened linear rod top bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210437472.8A CN114759490B (en) | 2022-04-25 | 2022-04-25 | Medium-phase conductor lifting device and lifting method for electrified heightened linear rod top bracket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114759490A CN114759490A (en) | 2022-07-15 |
| CN114759490B true CN114759490B (en) | 2024-07-30 |
Family
ID=82332358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210437472.8A Active CN114759490B (en) | 2022-04-25 | 2022-04-25 | Medium-phase conductor lifting device and lifting method for electrified heightened linear rod top bracket |
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| Country | Link |
|---|---|
| CN (1) | CN114759490B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206640204U (en) * | 2017-03-20 | 2017-11-14 | 国网天津武清供电有限公司 | Portable dismantled and assembled insulation operation platform |
| CN212695606U (en) * | 2020-08-21 | 2021-03-12 | 国网河南省电力公司平顶山供电公司 | Special holding rod for replacing side phase pin insulator of linear rod |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202026034U (en) * | 2011-03-22 | 2011-11-02 | 辽宁省电力有限公司鞍山供电公司 | Overhead wire insulation wire lifter for 10-kilovolt circuit |
| CN104078881B (en) * | 2012-03-15 | 2016-08-24 | 国家电网公司 | Phase strain insulator specific purpose tool in charged for replacement |
| CN104953507A (en) * | 2015-06-30 | 2015-09-30 | 国网山东招远市供电公司 | Device and method for lifting wire during distribution line construction |
| KR102232560B1 (en) * | 2020-10-20 | 2021-03-29 | 대원전기 주식회사 | Roller movable insulated lift arm for indirect live wire and non-power-failure power distribution method |
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2022
- 2022-04-25 CN CN202210437472.8A patent/CN114759490B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206640204U (en) * | 2017-03-20 | 2017-11-14 | 国网天津武清供电有限公司 | Portable dismantled and assembled insulation operation platform |
| CN212695606U (en) * | 2020-08-21 | 2021-03-12 | 国网河南省电力公司平顶山供电公司 | Special holding rod for replacing side phase pin insulator of linear rod |
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| Publication number | Publication date |
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| CN114759490A (en) | 2022-07-15 |
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