CN107275977B - Power transmission line tension rod outgoing platform - Google Patents
Power transmission line tension rod outgoing platform Download PDFInfo
- Publication number
- CN107275977B CN107275977B CN201710467407.9A CN201710467407A CN107275977B CN 107275977 B CN107275977 B CN 107275977B CN 201710467407 A CN201710467407 A CN 201710467407A CN 107275977 B CN107275977 B CN 107275977B
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- Prior art keywords
- flat ladder
- transmission line
- ladder
- power transmission
- belt wheel
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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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- Ladders (AREA)
Abstract
The invention discloses a tension rod outgoing platform of a power transmission line, which comprises an operation flat ladder, a connecting device for connecting the operation flat ladder with a cross arm and a driving device for driving the operation flat ladder to rotate, wherein the driving device comprises a gear transmission device, a belt transmission device or a chain transmission device, a motor drives a small gear, a small belt wheel or a small chain wheel to rotate, the small gear drives a large gear, a small belt wheel or a small chain wheel to drive a large chain wheel and a large belt wheel to move through a belt or a chain, the large gear, the large chain wheel and the large belt wheel are sleeved on a shaft sleeve to drive the shaft sleeve to rotate, the shaft sleeve is rotatably sleeved on a rotating shaft and is connected with an inner ring of a bearing, and an outer ring of the bearing is connected with the end part of the operation flat ladder to drive the operation flat ladder to rotate around the shaft sleeve. The wire outlet platform provided by the invention reduces the safety risk and labor intensity of live working of the power transmission line, and solves the problem that operators of the outward-turning large-angle strain tower cannot safely enter an electric field.
Description
Technical Field
The invention relates to a wire outlet device, in particular to a strain rod wire outlet platform of a power transmission line.
Background
In the electric power operation work, need the operation of being qualified for the next round of competitions in many occasions, when being qualified for the next round of competitions, often need arrive corresponding operation point with the help of appurtenance, if the overhead car of being qualified for the next round of competitions, operation flat ladder etc. the overhead car of being qualified for the next round of competitions is used for conveniently advancing along the wire, and operation flat ladder is used for reaching the operation point that has spatial distance with the shaft tower. The existing operation flat ladder stands on the cross arm side by an operator during operation, one end of the operation flat ladder is put on the cross arm side of a tower, the other end of the operation flat ladder is put on the wire side, the operation flat ladder is taken out by the operator after being put as required, the operation flat ladder is in a working mode, the operator needs to walk on the suspended operation flat ladder to reach an operation point, on one hand, the danger of the operator is increased during walking on the operation flat ladder, the operation flat ladder is easy to drop and the like, on the other hand, because of equipotential operation, the requirement on places for placing the flat ladder is higher in order to improve the operation safety during walking, and meanwhile, because the operation flat ladder is put on the wire and the cross arm, the wire is easy to damage.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a hardware platform for the outgoing line of the tension-resisting rod of the power transmission line, which is supported by a single end and is used for enabling an operator to sit on an operation horizontal ladder at a safe position and then rotate to an operation point by the operation horizontal ladder.
The utility model provides a transmission line stretch-proofing pole platform of being qualified for next round of competitions, including the flat ladder of operation, its structural feature lies in: the driving device comprises a gear transmission device, a belt transmission device or a chain transmission device, a motor drives a pinion, a small belt wheel or a small chain wheel to rotate, then the pinion drives a large belt wheel to move or the small belt wheel drives a large belt wheel to move through a belt or the small belt wheel drives a large chain wheel to move through a belt, the large belt wheel, the large chain wheel and the large belt wheel are sleeved on a shaft sleeve to drive the shaft sleeve to rotate, the shaft sleeve is rotatably sleeved on a rotating shaft and connected with an inner ring of a bearing, an outer ring of the bearing is connected with the end part of the operation flat ladder to drive the operation flat ladder to rotate around the shaft sleeve, the lower end of the rotating shaft is supported on a motor box, and the lower part of the motor box is provided with a positioning clamping groove with a downward opening; the connecting device for connecting the operation flat ladder and the cross arm comprises two angle steels, wherein the upper part of one side edge of one angle steel is connected to the motor box, the other angle steel is movably connected in a detachable mode, when the connecting device works, one side edge of the movable angle steel is clamped into the positioning clamping groove at the lower part of the motor box, the inner angle of the angle steel is clamped on the cross arm, the other side edge of the angle steel is pressed on one side edge of the other angle steel, the cross arm is clamped by the other angle steel from the opposite side, and the cross arm is tightly held by the two angle steels from the opposite sides; the operation horizontal ladder on still be provided with the pull rod, the one end of pull rod links to each other with the operation horizontal ladder, the other end and a sleeve of pull rod link to each other, the sleeve can be relative pivot pivoted cover in the pivot, still be provided with the stay cord in the pivot, the other end of bearing a load of the rope is connected on the shaft tower at the during operation.
When the tension pole outgoing platform of the power transmission line is used, the whole device is fixed on the cross arm by using the connecting device, the operation flat ladder is firstly turned to the side of the cross arm, an operator sits at the tail end of the operation flat ladder, then the motor is started to drive the driving device to move, and therefore the operator sitting at the free end of the operation flat ladder is driven to reach the required working position to realize operation. The one end of drawing the stick is connected on the flat ladder of operation, and the other end that draws the stick links to each other with the sleeve, and when the flat ladder of operation rotated, the lower extreme that draws the stick will follow the flat ladder of operation and rotate, because draw the stick upper end to fix on the sleeve, but the relative pivot of sleeve rotates, therefore whole draw the stick will passively follow the flat ladder of operation and rotate to increase the intensity of the flat ladder of operation. The device takes cross arm main material angle steel as a supporting suspension point, and adopts a windmill type rotating in and out electric field method through an insulating supporting arm. The problem that the inward turning large-angle tension tower enters an electric field is solved, and the method is suitable for the operation of tension towers with various types and space structures entering the electric field.
The pull rods comprise two pull rods which are respectively connected with the two support upright posts of the operation horizontal ladder.
And a position sensor is arranged at the free end of the operation flat ladder.
The free end of the operation flat ladder is provided with a position sensor for detecting the actual distance between the operation flat ladder and a working point, thereby ensuring the safety distance required by operation.
The position sensor is arranged on the operation flat ladder through a universal joint.
The orientation of the sensor can be flexibly adjusted as required by adopting the universal joint arrangement.
The position sensor is a high-precision high-real-time laser ranging sensor.
The invention also comprises a limit switch which is arranged at the motor box.
The operation horizontal ladder adopts a full-insulation foam filling pipe.
The full-insulation foam filling pipe is made of an elliptical pipe.
The strength can be improved by adopting the elliptical tube.
The lower part of the fixed end of the operation flat ladder is provided with a roller, the upper part of the transmission box below the fixed end of the operation flat ladder is provided with an annular slideway, and the roller moves in the slideway.
A transmission case refers to a case for accommodating a belt drive, or a chain drive or a gear drive.
The operation stability of the operation horizontal ladder can be improved by arranging the operation horizontal ladder.
In summary, compared with the prior art, the invention has the following advantages:
the invention provides a tension pole outgoing line platform of a power transmission line, and provides hardware equipment for outgoing lines of an intelligent tension pole, wherein the intelligent outgoing lines of the whole equipment can be realized by combining the control of a motor.
(1) The angle steel torsion-resistant type hanging device is an angle steel hook designed according to a mechanical structure, and can overcome the torsion of a large moment generated by people carried at the tail end to the fixer, so that the rotation is realized safely and reliably;
(2) The rotary platform adopts a transmission structure of 'platform-motor-transmission-main shaft-turntable-transmission line intelligent equipotential platform', a direct current motor and a transmission case are integrally connected to ensure stable output of torque force, a main shaft of the transmission case is connected with a gear disc, a main shaft gear is connected with a big gear disc of the transmission line intelligent equipotential platform, a small gear is driven by the motor, and a big gear is connected with the small gear and the big gear on a main shaft of the horizontal ladder according to a belt transmission principle, so that the stable rotation of the horizontal ladder is realized;
(3) The insulating support arm adopts an anti-bending semi-elliptical design and a central platform support rod reinforcing principle, overcomes the bending degree generated by the ladder, enables the ladder to stably and safely rotate at one end of a carrying person and sends the carrying person to a working position; meanwhile, the supporting arm is an external hanging device, and the using length of the supporting arm can be selected and hung according to the field requirement.
Drawings
Fig. 1 is a structural schematic diagram of an outgoing line platform of an electric transmission line tension rod.
Fig. 2 is a top view of fig. 1.
Fig. 3 is an enlarged view of fig. 1 at a.
The reference number explains a transmission box of an operation flat ladder 1, a rotating shaft 2, a gear transmission 4, a pull rod 5, a pull rope 6, a positioning clamping groove 7, an angle steel 8 and a motor box 9.
Detailed Description
The present invention will be described in more detail with reference to examples.
Example 1
A kind of power transmission line stretch-proof pole goes out of the line platform, including the operation flat ladder 1, also include being used for linking the operation flat ladder with the cross arm connecting device and used for driving the rotatory drive unit of operation flat ladder, the said drive unit includes gear drive 3, belt drive or chain drive, the motor drives the pinion, small pulley or small sprocket to rotate, the pinion drives the big gear, small pulley or small sprocket and moves with or the big pulley through the belt or chain, the big gear, big sprocket and or big pulley suit drive axle sleeve rotate on axle sleeve, the axle sleeve is rotatable to fit on the spindle 2, the axle sleeve couples to inner race of the bearing, the outer race of the bearing couples to end of the operation flat ladder and drives the operation flat ladder to rotate around the axle sleeve, the bottom end of the said spindle is supported in the motor case 8, there is a locating slot opening downward in the bottom of the motor case; the connecting device for connecting the operation flat ladder and the cross arm comprises two angle steels, wherein the upper part of one side edge of one angle steel is connected to the motor box, the other angle steel is movably connected in a detachable mode, when the connecting device works, one side edge of the movable angle steel is clamped into the positioning clamping groove 6 at the lower part of the motor box, the inner angle of the angle steel is clamped on the cross arm, the other side edge of the angle steel is pressed on one side edge of the other angle steel, the cross arm is clamped by the other angle steel from the opposite side, and the cross arm is tightly held by the two angle steels 7 from the opposite sides; the intelligent pole-opening-resisting wire outlet device of the power transmission line further comprises a control system, the control system comprises a foreground operation unit and a background monitoring unit, the foreground operation unit comprises a CPU unit, a display platform and a motor driving device, the CPU unit is respectively connected with a temperature and humidity sensor, an electric quantity monitoring unit, a limit switch, a displacement sensor, a motor current monitoring unit and a wireless communication module, and the power supply unit supplies power to all the modules; the background monitoring unit comprises a power module, a CPU unit, a storage module, a touch screen and a wireless communication module, wherein each unit module of the power module supplies power, and the foreground operation unit and the background monitoring unit are communicated through the wireless communication module.
The pull rods comprise two pull rods which are respectively connected with the two support upright posts of the operation horizontal ladder. And a position sensor is arranged at the free end of the operation flat ladder. The position sensor is arranged on the operation flat ladder through a universal joint. The position sensor is a high-precision high-real-time laser ranging sensor. The operation flat ladder adopts a fully-insulated foam filling pipe. The fully-insulated foam filling pipe is made of an elliptical pipe. The lower part of the fixed end of the operation flat ladder is provided with a roller, the upper part of the transmission box 9 below the fixed end of the operation flat ladder is provided with an annular slideway, and the roller moves in the slideway.
The embodiment is the same as the prior art in the parts not described above.
Claims (7)
1. The utility model provides a transmission line stretch-proofing pole platform of being qualified for next round of competitions, including the flat ladder of operation, its characterized in that: the driving device comprises a gear transmission device, a belt transmission device or a chain transmission device, a motor drives a pinion, a small belt wheel or a small chain wheel to rotate, then the pinion drives a large belt wheel to move or the small belt wheel drives a large belt wheel to move through a belt or the small belt wheel drives a large chain wheel to move through a belt, the large belt wheel, the large chain wheel and the large belt wheel are sleeved on a shaft sleeve to drive the shaft sleeve to rotate, the shaft sleeve is rotatably sleeved on a rotating shaft and connected with an inner ring of a bearing, an outer ring of the bearing is connected with the end part of the operation flat ladder to drive the operation flat ladder to rotate around the shaft sleeve, the lower end of the rotating shaft is supported on a motor box, and the lower part of the motor box is provided with a positioning clamping groove with a downward opening; the connecting device for connecting the operation flat ladder and the cross arm comprises two angle steels, wherein the upper part of one side edge of one angle steel is connected to the motor box, the other angle steel is movably connected in a detachable manner, in operation, one side edge of the movable angle steel is clamped into a positioning clamping groove at the lower part of the motor box, the inner angle of the angle steel is clamped on the cross arm, the other side edge of the angle steel is pressed on one side edge of the other angle steel, the cross arm is clamped by the other angle steel from the opposite side, and the cross arm is tightly held by the two angle steels from the opposite sides; the operation horizontal ladder on still be provided with the pull rod, the one end of pull rod links to each other with the operation horizontal ladder, the other end and a sleeve of pull rod link to each other, the sleeve can be relative pivot pivoted cover in the pivot, still be provided with the stay cord in the pivot, the other end of pull cord is connected on the shaft tower at the during operation.
2. The power transmission line tension rod outgoing platform of claim 1, characterized in that: and a position sensor is arranged at the free end of the operation flat ladder.
3. The power transmission line tension rod outgoing platform of claim 2, characterized in that: the position sensor is arranged on the operation flat ladder through a universal joint.
4. The power transmission line tension rod outgoing platform of claim 3, characterized in that: the position sensor is a high-precision high-real-time laser ranging sensor.
5. The power transmission line tension rod outgoing platform of claim 4, characterized in that: the operation flat ladder adopts a fully-insulated foam filling pipe.
6. The power transmission line tension rod outgoing platform of claim 5, characterized in that: the fully-insulated foam filling pipe is made of an elliptical pipe.
7. The power transmission line tension rod outgoing platform of claim 1, characterized in that: the lower part of the fixed end of the operation flat ladder is provided with a roller, the upper part of the transmission box below the fixed end of the operation flat ladder is provided with an annular slideway, and the roller moves in the slideway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467407.9A CN107275977B (en) | 2017-06-20 | 2017-06-20 | Power transmission line tension rod outgoing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467407.9A CN107275977B (en) | 2017-06-20 | 2017-06-20 | Power transmission line tension rod outgoing platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107275977A CN107275977A (en) | 2017-10-20 |
| CN107275977B true CN107275977B (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710467407.9A Active CN107275977B (en) | 2017-06-20 | 2017-06-20 | Power transmission line tension rod outgoing platform |
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| Country | Link |
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| CN (1) | CN107275977B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149443A (en) * | 2018-10-19 | 2019-01-04 | 国网河南省电力公司新安县供电公司 | A kind of 10KV distribution line construction tension-resistant rod outlet tool |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8485501B1 (en) * | 2009-05-22 | 2013-07-16 | William E Hard | Wireless controlled apparatus for pulling wire through conduit |
| CN102412521A (en) * | 2010-09-26 | 2012-04-11 | 河南省电力公司焦作供电公司 | Live working equipment for high-voltage power transmission line |
| CN105201400B (en) * | 2015-09-15 | 2017-03-22 | 国网北京市电力公司 | Fixing device |
| CN105375395B (en) * | 2015-12-17 | 2017-10-20 | 国家电网公司 | ± 800kV DC lines hotline maintenance turns ladder and operational method with insulation |
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2017
- 2017-06-20 CN CN201710467407.9A patent/CN107275977B/en active Active
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| CN107275977A (en) | 2017-10-20 |
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