CN112265944A - Overhead vehicle operation bucket embedded insulating platform for live working of high-voltage transmission line - Google Patents
Overhead vehicle operation bucket embedded insulating platform for live working of high-voltage transmission line Download PDFInfo
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- CN112265944A CN112265944A CN202010896494.1A CN202010896494A CN112265944A CN 112265944 A CN112265944 A CN 112265944A CN 202010896494 A CN202010896494 A CN 202010896494A CN 112265944 A CN112265944 A CN 112265944A
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- insulating
- rectangular
- transmission line
- overhead
- platform
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 description 11
- 230000005684 electric field Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
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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
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses an embedded insulating platform in an overhead traveling crane operation bucket for live working of a high-voltage transmission line, which comprises an insulating operation bucket, an insulating support base and a quick pressing clamp fixing device, wherein the insulating operation bucket is a rectangular frame and comprises four vertical insulating rectangular pipes arranged on the vertical four sides of the rectangular frame, eight horizontal insulating rectangular pipes arranged on the horizontal eight sides of the rectangular frame, an insulating bottom plate arranged at the bottom of the rectangular frame and insulating protective pipes arranged on the four side surfaces of the rectangular frame; the insulating support base comprises four groups of supporting legs arranged at four corners of the rectangle, and the upper end of each group of supporting legs is connected with a horizontal insulating rectangular pipe at the bottom of the insulating operation bucket; the supporting legs are fixed with the overhead trolley arm guardrail by the rapid pressing clamp fixing device. The common overhead trolley can become an insulating bucket arm trolley by additionally arranging the auxiliary insulating platform, is used for live working of a high-voltage transmission line, and has the advantages of low price, stable structure, reliable operation, simple maintenance and the like.
Description
Technical Field
The invention belongs to the technical field of electric power engineering, and particularly relates to an overhead trolley auxiliary insulation platform for high-altitude live working, which is mainly suitable for live working of a high-voltage transmission line.
Background
With the continuous development of social economy, the requirement of society on power supply reliability is higher and higher, and in order to meet the requirements of social production and life, live working of a power transmission line becomes a normalized method for detecting and overhauling the power transmission line. For a high-voltage overhead transmission line, although the overhead trolley is used for overhauling a power-cut transmission line, the overhead trolley is limited by factors such as high product price, high use and maintenance cost, line position and the like, and the high-voltage insulation arm trolley is rarely used and is rare in quantity. When the existing 35-500 kV overhead transmission line is electrified, overhauled and replaced, a common tool is a traditional insulated soft ladder. However, the insulated soft ladder is used for entering an electric field to carry out live-line work, so that the efficiency is low, the working place is limited, and the safety risk is large.
Disclosure of Invention
The invention aims to solve the technical problem of providing an insulating platform embedded in an overhead vehicle operation bucket for live-wire operation of a high-voltage transmission line, and effectively solves the problems that the existing overhead vehicle enters an electric field through an insulating soft ladder to carry out live-wire operation, the operation place mode is limited, and the purchase, use and maintenance costs of an insulating bucket arm vehicle are high.
In order to solve the technical problems, the invention adopts the following technical scheme: a embedded insulating platform in overhead truck operation fill for high tension transmission line live working installs in overhead truck, includes:
insulating operation fill: the insulating operation hopper is a rectangular frame and comprises four vertical insulating rectangular tubes arranged on the vertical four sides of the rectangular frame, eight horizontal insulating rectangular tubes arranged on the horizontal eight sides of the rectangular frame, an insulating bottom plate arranged at the bottom of the rectangular frame and connected with the four horizontal insulating rectangular tubes at the bottom, and insulating protective tubes arranged on the four side faces of the rectangular frame and vertically connected with the two vertical insulating rectangular tubes on the two sides of the corresponding side face;
insulating support base: the insulating support base comprises four groups of supporting legs arranged at four corners of the rectangle, and the upper end of each group of supporting legs is connected with a horizontal insulating rectangular pipe at the bottom of the insulating operation bucket;
quick pressing tong fixing device: the supporting legs and the overhead trolley boom guardrail are fixed by the rapid pressing clamp fixing device.
Preferably, the vertical insulating rectangular pipe, the horizontal insulating rectangular pipe and the insulating protection pipe are connected through a right-angle joint.
Preferably, the head of the vertical insulating rectangular tube is connected with a lifting bolt.
Preferably, each group of supporting legs comprises two vertical supporting insulating rectangular tubes, and the two supporting insulating rectangular tubes are connected through a connecting reinforcement.
Preferably, a reinforced insulating rectangular pipe is arranged between the middle parts of the two groups of supporting legs on each side surface of the rectangle.
Preferably, the rapid pressing clamp fixing device comprises a rapid pressing fixing seat, a screw rod and a screw nut, the screw rod is connected with the screw nut and fixed at the reinforced insulating rectangular pipe, the screw rod is connected with the rapid pressing fixing seat, and the rapid pressing fixing seat is connected with an overhead trolley arm guardrail.
According to the technical scheme, the common overhead trolley can become an insulating bucket arm trolley by additionally arranging the auxiliary insulating platform and is used for live working of a high-voltage transmission line.
Therefore, the invention has the following beneficial effects:
(1) the auxiliary insulating platform of the overhead crane has the cost of only tens of thousands of yuan, achieves the same effect as a professional insulating bucket arm crane on the premise of not changing the original structure of the overhead crane, and has the advantages of low price, stable structure, reliable operation, simple maintenance and the like compared with millions of insulating bucket arm cranes which move frequently.
(2) Compared with an auxiliary insulating platform of an overhead vehicle, the auxiliary insulating platform of the overhead vehicle has the advantages that an insulating soft ladder is used for entering an electric field for operation, the difficulty and risk of operation of operators are reduced, and the portability of operation is greatly improved.
(3) This overhead truck assists insulating platform volume is moderate, can leave insulating room in with the insulating multiplexer utensil of general live working together, preserves and maintains the convenience, need not to preserve between the special vehicle with insulating bucket arm car, and the overhead truck itself need not to do insulation test monthly, can park in the overhead car shed, does not additionally increase the operation cost.
The following detailed description of the present invention will be provided in conjunction with the accompanying drawings.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description below:
FIG. 1 is a front view of an insulating platform embedded in an overhead working bucket of the invention for live working of a high-voltage transmission line;
FIG. 2 is a side view of an insulating platform embedded in an overhead working bucket for live working of a high-voltage transmission line according to the present invention;
FIG. 3 is a top view of an insulating platform embedded in an overhead working bucket of the invention for live working of a high-voltage transmission line;
FIG. 4 is a perspective view of an insulating platform embedded in an overhead working bucket of the invention for live working of a high-voltage transmission line;
in the figure: 100-overhead boom guard rails; 1-vertical insulating rectangular tube; 2-insulating protective tube; 3-horizontal insulating rectangular tube; 4-an insulating base plate; 5-a lifting eye screw; 10-insulating rectangular tube I; 11-insulating rectangular tube II; 17-reinforcing the insulated rectangular pipe; 19-connecting reinforcement; 20-a feed screw nut; 21-a screw rod; 22-quick crimping fixing seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be appreciated by those skilled in the art that features from the examples and embodiments described below may be combined with each other without conflict.
In order to solve the problem that the existing method for entering an electric field through an insulated soft ladder to carry out live-wire work is limited in the mode of a working place. The cost of purchasing, using and maintaining the insulating bucket arm vehicle is high. The invention provides an insulating platform embedded in an overhead vehicle operation bucket for live working of a high-voltage transmission line.
Referring to fig. 1 to 4, an insulation platform embedded in an overhead working bucket of an overhead vehicle for live working of a high-voltage power transmission line is installed in the overhead vehicle, and includes:
insulating operation fill: the insulating operation bucket is a rectangular body frame and comprises four vertical insulating rectangular tubes 1 arranged on the vertical four sides of the rectangular body frame, eight horizontal insulating rectangular tubes 3 arranged on the horizontal eight sides of the rectangular body frame, an insulating bottom plate 4 arranged at the bottom of the rectangular body frame and connected with the four horizontal insulating rectangular tubes at the bottom, and insulating protective tubes 2 arranged on the four side faces of the rectangular body frame and vertically connected with the two vertical insulating rectangular tubes on the two sides of the corresponding side face;
insulating support base: the insulating support base comprises four groups of supporting legs arranged at four corners of the rectangle, and the upper end of each group of supporting legs is connected with a horizontal insulating rectangular pipe at the bottom of the insulating operation bucket;
quick pressing tong fixing device: the rapid clamp fixing device fixes the support legs to the overhead boom guard 100.
In one embodiment, the vertical insulating rectangular pipe, the horizontal insulating rectangular pipe, the insulating bottom plate and the insulating protection pipe are connected through a right-angle joint. Insulating rectangular pipe head and the tail all are equipped with right angle and connect, and right angle connects and is L shape and connects two insulating rectangular pipes, and right angle connects cavity and makes third insulating rectangular pipe run through and cross, and two liang of perpendicularities of three insulating rectangular pipes by same right angle articulate. The insulating bottom plate and four horizontal insulating rectangular tubes at the bottom form a bottom surface which is sealed. The section of the insulating protective tube is circular.
In order to conveniently hoist and mount the auxiliary insulating platform of the overhead crane on the overhead crane, the head of the vertical insulating rectangular pipe is connected with a lifting bolt 5. And (4) enabling the insulating lifting rope to penetrate through the lifting eye screw to lift the auxiliary insulating platform of the overhead crane to a preset height.
In order to enhance the structural stability of the insulating support base, each group of support legs comprises two vertical support insulating rectangular pipes, namely an insulating rectangular pipe I10 and an insulating rectangular pipe II 11, and the two support insulating rectangular pipes are connected through a connecting rib 19. And a reinforced insulating rectangular pipe 17 is arranged between the middle parts of the two groups of supporting legs on each side surface of the rectangle.
The rapid pressing clamp fixing device comprises a rapid pressing clamp fixing seat 22, a lead screw 21 and a lead screw nut 20, the lead screw is connected with the lead screw nut and fixed at the reinforced insulating rectangular pipe, the lead screw is connected with the rapid pressing clamp fixing seat, and the rapid pressing clamp fixing seat is connected with an overhead trolley arm guardrail. And (3) loosening the screw rod nut to enable the quick pressing clamp fixing seat to fix the guardrail of the original operation bucket arm, tightening the screw rod nut and fixing the auxiliary insulating platform. After the use, the screw rod nut is loosened, the quick pressing clamp fixing device is loosened, and the auxiliary insulating platform of the overhead crane can be dismounted.
According to the technical scheme, the insulating lifting rope penetrates through lifting ring screws at four corners of the top of the auxiliary insulating platform, the platform is lifted to a preset height, the overhead vehicle is backed to a proper position, and the operation bucket of the overhead vehicle is adjusted to be horizontal. The supporting legs of the insulating supporting base are held by workers, and the auxiliary insulating platform of the overhead trolley is embedded in the operation hopper. And (3) loosening the screw rod nut to enable the quick pressing clamp fixing seat to fix the guardrail of the original operation bucket arm, tightening the screw rod nut and fixing the auxiliary insulating platform. The auxiliary insulation platform is placed on the platform and heavy weights such as workers and working tools are placed on the platform to conduct ascending, descending, extending and contracting test operation of the auxiliary insulation platform, whether the auxiliary insulation platform can be kept in a horizontal state or not is judged, whether fixing is firm or not is judged, the operation is determined to be normal, and the workers can enter the auxiliary insulation platform. The operating personnel enters the auxiliary insulation platform, the safety belt is tied on the insulation guardrail, and the electric field is entered to complete the live-wire work.
Therefore, the invention has the following beneficial effects:
(1) the auxiliary insulating platform of the overhead crane has the cost of only tens of thousands of yuan, achieves the same effect as a professional insulating bucket arm crane on the premise of not changing the original structure of the overhead crane, and has the advantages of low price, stable structure, reliable operation, simple maintenance and the like compared with millions of insulating bucket arm cranes which move frequently.
(2) Compared with an auxiliary insulating platform of an overhead vehicle, the auxiliary insulating platform of the overhead vehicle has the advantages that an insulating soft ladder is used for entering an electric field for operation, the difficulty and risk of operation of operators are reduced, and the portability of operation is greatly improved.
(3) This overhead truck assists insulating platform volume is moderate, can leave insulating room in with the insulating multiplexer utensil of general live working together, preserves and maintains the convenience, need not to preserve between the special vehicle with insulating bucket arm car, and the overhead truck itself need not to do insulation test monthly, can park in the overhead car shed, does not additionally increase the operation cost.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in other forms without departing from the spirit or essential characteristics thereof. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (6)
1. A embedded insulating platform in overhead truck operation fill for high tension transmission line live working installs in overhead truck, and its characterized in that includes:
insulating operation fill: the insulating operation hopper is a rectangular frame and comprises four vertical insulating rectangular tubes arranged on the vertical four sides of the rectangular frame, eight horizontal insulating rectangular tubes arranged on the horizontal eight sides of the rectangular frame, an insulating bottom plate arranged at the bottom of the rectangular frame and connected with the four horizontal insulating rectangular tubes at the bottom, and insulating protective tubes arranged on the four side faces of the rectangular frame and vertically connected with the two vertical insulating rectangular tubes on the two sides of the corresponding side face;
insulating support base: the insulating support base comprises four groups of supporting legs arranged at four corners of the rectangle, and the upper end of each group of supporting legs is connected with a horizontal insulating rectangular pipe at the bottom of the insulating operation bucket;
quick pressing tong fixing device: the supporting legs and the overhead trolley boom guardrail are fixed by the rapid pressing clamp fixing device.
2. The built-in insulating platform in the overhead trolley operation bucket for the live working of the high-voltage transmission line according to claim 1, characterized in that: the vertical insulating rectangular pipe, the horizontal insulating rectangular pipe and the insulating protection pipe are connected through right-angle joints.
3. The built-in insulating platform in the overhead trolley operation bucket for the live working of the high-voltage transmission line according to claim 1, characterized in that: the head of the vertical insulating rectangular pipe is connected with a lifting ring screw.
4. The built-in insulating platform in the overhead trolley operation bucket for the live working of the high-voltage transmission line according to claim 1, characterized in that: each group of supporting legs comprises two vertical supporting insulating rectangular tubes, and the two supporting insulating rectangular tubes are connected through connecting ribs.
5. The built-in insulating platform in the overhead trolley operation bucket for the live working of the high-voltage transmission line according to claim 4, characterized in that: and a reinforced insulating rectangular pipe is arranged between the middle parts of the two groups of supporting legs positioned on each side surface of the rectangle.
6. The built-in insulating platform in the overhead trolley operation bucket for the live working of the high-voltage transmission line according to claim 5, characterized in that: the rapid pressing clamp fixing device comprises a rapid pressing clamp fixing seat, a screw rod and a screw nut, the screw rod is connected with the screw nut and fixed at the reinforced insulating rectangular pipe, the screw rod is connected with the rapid pressing clamp fixing seat, and the rapid pressing clamp fixing seat is connected with an overhead trolley boom guardrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010896494.1A CN112265944A (en) | 2020-08-31 | 2020-08-31 | Overhead vehicle operation bucket embedded insulating platform for live working of high-voltage transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010896494.1A CN112265944A (en) | 2020-08-31 | 2020-08-31 | Overhead vehicle operation bucket embedded insulating platform for live working of high-voltage transmission line |
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| Publication Number | Publication Date |
|---|---|
| CN112265944A true CN112265944A (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010896494.1A Pending CN112265944A (en) | 2020-08-31 | 2020-08-31 | Overhead vehicle operation bucket embedded insulating platform for live working of high-voltage transmission line |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100865480B1 (en) * | 2007-07-21 | 2008-10-27 | 양희성 | Direct apparatus for live wire using trane truck |
| CN103199460A (en) * | 2013-04-19 | 2013-07-10 | 国家电网公司 | Simple combined tower-type overhead insulation working platform |
| CN204802946U (en) * | 2015-06-01 | 2015-11-25 | 朱利女 | Prevent weighing down aerial working platform who prevents electricity |
| CN107317258A (en) * | 2017-08-17 | 2017-11-03 | 国网河南省电力公司西峡县供电公司 | One kind is ascended a height operation simple platform |
| KR102117192B1 (en) * | 2019-05-27 | 2020-05-29 | 김형배 | Apparatus for live wire work by distribution line and method using the same |
| CN213679698U (en) * | 2020-08-31 | 2021-07-13 | 国网浙江省电力有限公司绍兴供电公司 | Auxiliary insulating platform of overhead vehicle |
-
2020
- 2020-08-31 CN CN202010896494.1A patent/CN112265944A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100865480B1 (en) * | 2007-07-21 | 2008-10-27 | 양희성 | Direct apparatus for live wire using trane truck |
| CN103199460A (en) * | 2013-04-19 | 2013-07-10 | 国家电网公司 | Simple combined tower-type overhead insulation working platform |
| CN204802946U (en) * | 2015-06-01 | 2015-11-25 | 朱利女 | Prevent weighing down aerial working platform who prevents electricity |
| CN107317258A (en) * | 2017-08-17 | 2017-11-03 | 国网河南省电力公司西峡县供电公司 | One kind is ascended a height operation simple platform |
| KR102117192B1 (en) * | 2019-05-27 | 2020-05-29 | 김형배 | Apparatus for live wire work by distribution line and method using the same |
| CN213679698U (en) * | 2020-08-31 | 2021-07-13 | 国网浙江省电力有限公司绍兴供电公司 | Auxiliary insulating platform of overhead vehicle |
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