CN110611269A - Portable wire guide for 750kV power transmission line six-bundle conductor - Google Patents
Portable wire guide for 750kV power transmission line six-bundle conductor Download PDFInfo
- Publication number
- CN110611269A CN110611269A CN201911045140.XA CN201911045140A CN110611269A CN 110611269 A CN110611269 A CN 110611269A CN 201911045140 A CN201911045140 A CN 201911045140A CN 110611269 A CN110611269 A CN 110611269A
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- bracket
- power
- wheels
- transmission line
- supporting
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 41
- 239000004020 conductor Substances 0.000 title claims abstract description 32
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- 238000007689 inspection Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity 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
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- Rehabilitation Tools (AREA)
Abstract
The invention relates to a portable wiring device for a six-split conductor of a 750kV power transmission line. The method is characterized in that: the device comprises a bracket (4), wherein two sides of the middle end of the bracket (4) are respectively provided with a power wheel (2), the two power wheels (2) are fixedly connected into a whole through a power shaft (17), the power shaft (17) is in transmission connection with a motor (16) arranged on the bracket (4) through a transmission mechanism, the motor (16) is respectively electrically connected with a motor controller (13) and a direct current power supply (14) which are arranged on the bracket (4), and the direct current power supply (14) is also connected with the motor controller (13) so as to supply power; wherein, two sides of the front end of the bracket (4) are respectively provided with a supporting wheel (3), and the two supporting wheels (3) are connected by a supporting shaft (12); wherein the rear end of the bracket (4) is provided with a manned platform. Trial proves that after the wiring device is adopted, the traditional wiring mode is changed, and the working efficiency is improved.
Description
Technical Field
The invention relates to a portable wiring device for a six-split conductor of a 750kV power transmission line.
Background
750kV overhead transmission line is one of the most economical and practical modes of long-distance electric energy transmission under the current technical conditions, provides reliable energy guarantee for industrial development, and has great influence on national economic development and establishment of global energy Internet platform due to reliable operation. The overhead transmission line runs in the open air, is often tested in various dangerous environments and severe climates, and can generate various faults, such as the loss of cotter pins and hardware fittings, corrosion and aging, the falling off and sliding off of vibration dampers, the hanging of foreign matters on wires and the like. This just needs regularly to go to carry out the comprehensive examination and disappear scarce work, and common gold utensil, wire class defect need personnel to go to the defect point through the wire on foot and disappear scarcely, very consume physical power, and work efficiency is low, and then prolongs the activity duration, greatly increases the operation risk.
When the foreign power transmission line comprehensive inspection is used for eliminating the defects of the wires, the modes of sending an operator to a fault point along the wires by a routing robot, directly sending the operator to the wires of the fault point by a helicopter and the like are available; at present, the research on the wiring robot in China is stopped on the four-split conductor, and the manned auxiliary wiring device for the six-split conductor does not carry out corresponding similar research, and at present, the research still belongs to a blank stage. Meanwhile, with the continuous construction and development of 750kV transmission lines, comprehensive inspection time is short, tasks are heavy, personnel are obviously insufficient, comprehensive coverage on hardware fittings and wire inspection cannot be achieved in comprehensive inspection work, and hidden danger and leaving points are increased. Therefore, a set of wire routing device for assisting operators to walk on the wire is urgently needed to be researched.
Disclosure of Invention
The invention aims to provide a portable wire walking device for a six-bundle conductor of a 750kV power transmission line, which can save time and labor, improve the efficiency of conductor defect treatment, and is convenient to use and carry.
The utility model provides a portable line ware of walking of 750kV transmission line six split conductors which characterized in that: the device comprises a bracket, wherein two sides of the middle end of the bracket are respectively provided with a power wheel, the two power wheels are fixedly connected into a whole through a power shaft, the power shaft is in transmission connection with a motor arranged on the bracket through a transmission mechanism, the motor is respectively electrically connected with a motor controller and a direct-current power supply arranged on the bracket, and the direct-current power supply is also connected with the motor controller so as to supply power; the two support wheels are connected through a support shaft, and the two power wheels are higher than the two support wheels, so that the lower ends of the two power wheels are in contact with the upper parts of the two wires, and the upper ends of the two support wheels are in contact with the lower parts of the two wires; wherein the rear end of the bracket is provided with a manned platform.
Wherein the bracket is made of high-strength aluminum alloy pipe.
Wherein the support shaft is respectively fixedly installed at the two ends of the bracket through the supports at the two ends of the support shaft, and the two supporting wheels are installed on the support shaft through the bearings so as to rotate around the support shaft.
Wherein, U-shaped wire grooves matched with the wire diameter of the wire are respectively arranged on the respective rims of the two supporting wheels and the two power wheels.
The transmission mechanism adopts a worm and gear speed reducer which is in transmission connection with the motor and the power shaft respectively.
The manned platform comprises a seat cushion which is arranged below the rear end of the support and connected with the support, and the seat cushion is also connected with the pedal rod and the backrest respectively.
Wherein, a fixed plate is arranged at the inner side of the middle part of the bracket, and a direct current power supply, a controller, a motor and a transmission mechanism are arranged on the fixed plate.
Wherein the direct current power supply adopts a lithium battery.
Trial proves that after the wiring device disclosed by the invention is adopted, the traditional wiring mode is changed, the working efficiency is improved, the comprehensive inspection of the inspected circuit within the specified time is realized in the comprehensive inspection, no blank points are left, the safety risk is reduced, the comprehensive inspection quality is improved, and the reliable operation of the circuit is ensured. The advantages of the invention also include: the wiring device provided by the invention has the advantages that the labor intensity of operators is obviously reduced, the working efficiency is improved, the structure is scientific and reasonable, the balance is good, the wiring device is safe and reliable, the structure is simple, the weight is light, the wiring device is convenient to carry and can pass line obstacles, the wiring device is very suitable for comprehensive inspection work of a six-split conductor of a 750kV power transmission line, and the safety and the operability of high-altitude operators are greatly improved. When the portable wiring device for the six-bundle conductor of the 750kV power transmission line is used, an operator walks along the six-bundle conductor at high altitude through the wiring device, so that the 750kV power transmission line is comprehensively overhauled.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
fig. 3 is a right side view of the present invention.
Detailed Description
As shown in fig. 1, 2 and 3, a portable walking device for a six-split conductor of a 750kV transmission line comprises a bracket 4, wherein two sides of the middle end of the bracket 4 are respectively provided with a power wheel 2, the two power wheels 2 are fixedly connected into a whole through a power shaft 17, the power shaft 17 is in transmission connection with a motor 16 arranged on the bracket 4 through a transmission mechanism, the motor 16 is respectively electrically connected with a motor controller 13 and a direct current power supply 14 arranged on the bracket 4 so as to supply power, and the direct current power supply 14 is also connected with the (motor) controller 13 so as to supply power; wherein, two sides of the front end of the bracket 4 are respectively provided with a supporting wheel 3, the two supporting wheels 3 are connected into a whole through a supporting shaft 12, and the two power wheels 2 are higher than the two supporting wheels 3, so that the lower ends of the two power wheels 2 are contacted with the upper parts of the two wires 1, and the upper ends of the two supporting wheels 3 are contacted with the lower parts of the two wires 1; wherein a manned platform is mounted at the rear end of the support 4.
Wherein the support 4 adopts high strength aluminum alloy tubular product, and the support shaft 12 is fixed mounting respectively at the support 4 both ends through the support 11 at its both ends, and thereby two supporting wheels 3 all install on support shaft 12 through the bearing and can wind support shaft 12 rotation. The rims of the two supporting wheels 3 and the two power wheels 2 are respectively provided with a U-shaped wire groove matched with the wire diameter of the wire 1, the transmission mechanism adopts a worm and gear speed reducer 5, and the worm and gear speed reducer 5 is respectively in transmission connection with a motor 16 and a power shaft 17.
The manned platform comprises a seat cushion 9 arranged below the rear end of the support 4 and connected with the support 4, the seat cushion 9 is respectively connected with a foot rest lever 8 and a backrest 10, a fixing plate 15 is arranged on the inner side of the middle of the support 4, a direct-current power supply 14, a controller 13, a motor 16 and a transmission mechanism are arranged on the fixing plate 15, and the direct-current power supply 14 adopts a lithium battery.
As shown in fig. 1, 2 and 3, the portable walking device for a six-split conductor of a 750kV power transmission line comprises a bracket 4, two power wheels 2, two supporting wheels 3, a motor 16, a speed reducer 5, a controller 13, a power supply 14 and the like, wherein the power wheels 2 are respectively arranged on two sides of the middle part of the bracket 4, the supporting wheels 3 are respectively arranged on two sides of the front end of the bracket 4, and a manned platform is arranged below the rear part of the bracket 4; the support 4 is composed of a light rigid support and is suspended on the two wires 1 on the six-bundle conductor through two power wheels 2 and two supporting wheels 3; at present, the 750kV line six-bundle conductors are generally distributed in parallel along a regular hexagon at high altitude, the ground heights of the two uppermost conductors 1 are the same, and the distance between the two uppermost conductors 1 is 400 mm.
The support 4 is a frame structure composed of a plurality of hollow pipes, and the embodiment is formed by bending, riveting (welding) a high-strength aluminum alloy pipe. The support 11 is fixedly arranged on the inner arcs of the arc-shaped hollow pipes at the front end and the middle two sides of the support 4, the support 11 is fixed on the inner arcs of the arc-shaped hollow pipes at the two sides of the support 4 in a welding or riveting mode, the support shaft 12 is installed at the front end of the support 4 through the support 11 at the two sides of the front end of the support 4, the support wheels 3 are installed at the two ends of the support shaft 12, and the support wheels 3 can freely rotate around the support shaft 12.
The two power wheels 2 are arranged at two ends of a power shaft 17, the end part of the power shaft 17 is inserted into an inner hole of the power wheel 2 and then is fastened and connected, and the power wheel 2 rotates along with the power shaft 17. U-shaped wire grooves matched with the wire diameters of the wires 1 are arranged on the rims of the supporting wheels 3 and the power wheels 2, and the center distance of the wire grooves of the two power wheels 2 and the center distance of the wire grooves of the two supporting wheels 3 are the same as the distance between the two wires 1 on the six-split wire; the wire casing of the power wheel 2 at one side of the bracket 4 is clamped above one wire 1 on the six-bundle conductor, and the wire casing of the supporting wheel 3 at the same side is clamped below the wire 1; the wire groove of the power wheel 2 at the other side of the bracket 4 is clamped above the other wire 1 on the six-bundle wire, and the wire groove of the supporting wheel 3 at the same side is clamped below the wire 1; the power shaft 17 is connected with the output end (worm) of the speed reducer 5 so as to drive the power wheel 2 to walk on the lead 1.
The rim of the power wheel 2 is coated with a silica gel layer to form a U-shaped silica gel wire slot, so that the friction force between the power wheel and the wire 1 is increased, and the power wheel is convenient to advance on the wire 1.
The manned platform at the rear lower part of the bracket 4 is composed of a seat cushion 9, a pedal rod 8 and a backrest 10 which are arranged on the bracket 4, the arc-shaped hollow pipes of the two sides of the middle part of the bracket 4, which are provided with the power wheels 2, extend towards the rear lower part of the bracket 4 and are respectively connected with a T-shaped three-way joint 6 at the end parts, the arc-shaped hollow pipes at the two sides of the middle part of the bracket 4 respectively extend towards the rear lower part, the lower ends of the extension sections at the two sides are respectively inserted into the upper end straight openings of the three-way joints 6 for fixation, and the upper ends of two; the pedal rod 8 is connected with a lower end straight opening of the three-way joint 6 through a vertical hollow pipe 19 and a connecting block 7.
Two connecting holes (a horizontal connecting hole and a vertical connecting hole) which are vertical to each other are formed in the connecting blocks 7, two ends of the pedal rod 8 are respectively inserted into the horizontal connecting holes in the connecting blocks 7 on two sides to be fixed, and the lower ends of the two vertical hollow pipes 19 are respectively inserted into the vertical connecting holes in the connecting blocks 7 on two sides to be fixed, so that the pedal rod 8 is connected to the lower end of the extending section of the arc-shaped hollow pipes on two sides of the middle of the support 4, which extends backwards. One ends of the two horizontal hollow pipes 20 are respectively inserted into branch through holes of the three-way joint 6 for fixation, the backrest 10 is connected with the other ends of the two horizontal hollow pipes 20 through riveting or welding (or an integrated structure), and the seat cushion 9 is installed on the two horizontal hollow pipes 20.
The fixing plate 15 is welded on the inner side of the arc-shaped hollow pipe in the middle of the bracket 4 and used for installing and fixing the power supply 14, the controller 13, the motor 16 and the speed reducer 5, the output shaft of the motor 16 is mechanically connected with the input end of the speed reducer 5 to transmit torque, and the power supply 14 supplies power to the motor 16 and the controller 13; the controller 13 is electrically connected to the motor 16 and controls the operation of the motor 16; the controller 13 is also connected with a control panel 18, the control panel 18 is provided with a display screen and control buttons, the control buttons are electrically connected with the controller 13, and the control buttons have the functions of advancing, retreating and stopping. The supporting wheel 3 is arranged at the front end of the support 4 and clamped below the lead 1, the power wheel 2 is arranged in the middle of the support 4 and clamped above the lead 1, the manned platform is arranged below the rear of the support 4, the gravity center of the mechanism is reduced, an operator sits on the manned platform to operate the wiring device, the balance is good, and the walking is safe and stable.
The speed reducer 5 is a worm gear speed reducer which has a self-locking function and cannot slide due to the sag of the lead 1. The motor 16 is a direct current motor, the motor 16 is connected with the power supply 14 through a wire, and the power supply is a direct current power supply 14 and is a high-performance lithium battery. The seat cushion 9 is woven by high-strength fiber. After the weight of each part is controlled, the total weight of the wire walking device does not exceed 12 kilograms, the wire walking device is convenient to carry and easy to control at high altitude, particularly when the wire walking device passes through a barrier of a spacing rod on a six-bundle conductor, the feet of an operator leave the pedal rods 8, the operator steps on two conductors 1 below to leave the manned platform, the operator takes down the wire walking device from the conductors 1 and moves the wire walking device to the other side conductor 1 of the spacing rod, and the operator returns to the manned platform again to continue walking along the conductors 1.
Claims (8)
1. The utility model provides a portable line ware of walking of 750kV transmission line six split conductors which characterized in that: the device comprises a bracket (4), wherein two sides of the middle end of the bracket (4) are respectively provided with a power wheel (2), the two power wheels (2) are fixedly connected into a whole through a power shaft (17), the power shaft (17) is in transmission connection with a motor (16) arranged on the bracket (4) through a transmission mechanism, the motor (16) is respectively electrically connected with a motor controller (13) and a direct current power supply (14) which are arranged on the bracket (4), and the direct current power supply (14) is also connected with the motor controller (13) so as to supply power; wherein two supporting wheels (3) are respectively arranged on two sides of the front end of the bracket (4), the two supporting wheels (3) are connected through a supporting shaft (12), and the two power wheels (2) are higher than the two supporting wheels (3) so that the lower ends of the two power wheels (2) are contacted with the upper parts of the two wires (1) and the upper ends of the two supporting wheels (3) are contacted with the lower parts of the two wires (1); wherein the rear end of the bracket (4) is provided with a manned platform.
2. The portable wiring device of 750kV transmission line six-split conductor of claim 1, characterized in that: wherein the bracket (4) adopts a high-strength aluminum alloy pipe.
3. The portable wiring device of 750kV transmission line six-split conductor of claim 1, characterized in that: the supporting shaft (12) is respectively and fixedly arranged at two ends of the bracket (4) through the supporting seats (11) at the two ends of the supporting shaft, and the two supporting wheels (3) are arranged on the supporting shaft (12) through bearings so as to rotate around the supporting shaft (12).
4. The portable wiring device of 750kV transmission line six-split conductor of claim 1, characterized in that: wherein, U-shaped wire grooves matched with the wire diameter of the wire (1) are respectively arranged on the respective rims of the two supporting wheels (3) and the two power wheels (2).
5. The portable wiring device of 750kV transmission line six-split conductor of claim 1, characterized in that: the transmission mechanism adopts a worm and gear speed reducer which is respectively in transmission connection with a motor (16) and a power shaft (17).
6. The portable wiring device of 750kV transmission line six-split conductor of claim 1, characterized in that: wherein the manned platform comprises a seat cushion (9) which is arranged below the rear end of the support (4) and connected with the support (4), and the seat cushion (9) is also respectively connected with a foot rest lever (8) and a backrest (10).
7. The portable wiring device of 750kV transmission line six-split conductor of claim 1, characterized in that: wherein, a fixed plate (15) is arranged at the inner side of the middle part of the bracket (4), and a direct current power supply (14), a controller (13), a motor (16) and a transmission mechanism are arranged on the fixed plate (15).
8. The portable wiring device of 750kV transmission line six-split conductor of claim 1, characterized in that: wherein the direct current power supply (14) adopts a lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911045140.XA CN110611269A (en) | 2019-10-30 | 2019-10-30 | Portable wire guide for 750kV power transmission line six-bundle conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911045140.XA CN110611269A (en) | 2019-10-30 | 2019-10-30 | Portable wire guide for 750kV power transmission line six-bundle conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110611269A true CN110611269A (en) | 2019-12-24 |
Family
ID=68895533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911045140.XA Pending CN110611269A (en) | 2019-10-30 | 2019-10-30 | Portable wire guide for 750kV power transmission line six-bundle conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110611269A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202333621U (en) * | 2011-12-08 | 2012-07-11 | 娄底市线路管理所职工技术协会电力线路服务部 | Two-purpose routing trolley for single conductor and double split conductors |
| CN202978120U (en) * | 2012-12-26 | 2013-06-05 | 湖南省电力公司娄底电业局 | Two-purpose electric routing trolley for single conductor and double-split conductor |
| CN203056446U (en) * | 2012-10-17 | 2013-07-10 | 西宁供电公司 | Potential operation movable seat for 35-750 kV electric transmission line |
| CN105375387A (en) * | 2015-11-23 | 2016-03-02 | 国网青海省电力公司西宁供电公司 | Single-conductor electric coaster for 110kV power transmission line |
| CN205104834U (en) * | 2015-10-23 | 2016-03-23 | 江苏省电力公司无锡供电公司 | Multi -thread electric ranaway that patrols and examines |
| CN109659852A (en) * | 2017-10-10 | 2019-04-19 | 国网吉林省电力有限公司检修公司 | Overhead transmission line electrodynamic balance cabling vehicle |
| CN210926875U (en) * | 2019-10-30 | 2020-07-03 | 国网宁夏电力有限公司检修公司 | Portable wire guide for 750kV power transmission line six-bundle conductor |
-
2019
- 2019-10-30 CN CN201911045140.XA patent/CN110611269A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202333621U (en) * | 2011-12-08 | 2012-07-11 | 娄底市线路管理所职工技术协会电力线路服务部 | Two-purpose routing trolley for single conductor and double split conductors |
| CN203056446U (en) * | 2012-10-17 | 2013-07-10 | 西宁供电公司 | Potential operation movable seat for 35-750 kV electric transmission line |
| CN202978120U (en) * | 2012-12-26 | 2013-06-05 | 湖南省电力公司娄底电业局 | Two-purpose electric routing trolley for single conductor and double-split conductor |
| CN205104834U (en) * | 2015-10-23 | 2016-03-23 | 江苏省电力公司无锡供电公司 | Multi -thread electric ranaway that patrols and examines |
| CN105375387A (en) * | 2015-11-23 | 2016-03-02 | 国网青海省电力公司西宁供电公司 | Single-conductor electric coaster for 110kV power transmission line |
| CN109659852A (en) * | 2017-10-10 | 2019-04-19 | 国网吉林省电力有限公司检修公司 | Overhead transmission line electrodynamic balance cabling vehicle |
| CN210926875U (en) * | 2019-10-30 | 2020-07-03 | 国网宁夏电力有限公司检修公司 | Portable wire guide for 750kV power transmission line six-bundle conductor |
Non-Patent Citations (2)
| Title |
|---|
| 于成涛 等: "新型走线滑车研制", 山东电力技术, vol. 43, no. 225, 31 August 2016 (2016-08-31), pages 71 - 74 * |
| 李辉 等: "越障式单/双线电动飞车的设计与应用", 技术与应用, no. 8, 31 August 2016 (2016-08-31), pages 95 - 98 * |
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