CN107492837A - Power-assisted head following pulley - Google Patents
Power-assisted head following pulley Download PDFInfo
- Publication number
- CN107492837A CN107492837A CN201710948923.3A CN201710948923A CN107492837A CN 107492837 A CN107492837 A CN 107492837A CN 201710948923 A CN201710948923 A CN 201710948923A CN 107492837 A CN107492837 A CN 107492837A
- Authority
- CN
- China
- Prior art keywords
- power
- pulley
- frame
- wirewinding roller
- side frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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
Landscapes
- Pulleys (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to the technical field of overhead transmission line equipment maintenance in the power industry, in particular to a power-assisted heel tackle. Most of the existing head-following pulleys are products used at fixed points and cannot be used for construction of lines with large gradients. The technical scheme of the invention comprises a main body frame with an opening on the side, a main pulley, a floating line pressing mechanism, a transmission gear set and a driving mechanism; the main pulley is installed above the main body frame, the line pressing roller of the floating line pressing mechanism is connected with the main body frame through the hinge support and the sliding block, the distance between the line pressing roller and the main pulley is automatically adjusted, and the main pulley is connected with a driving mechanism on the side portion of the main body frame through a transmission mechanism. The device has simple and reasonable structure, is convenient for hanging and installing lines, enables the pulley to automatically climb and advance along the lines by the aid of the driving mechanism, and is suitable for maintenance and construction under complex working conditions such as long-distance lines with large gradient and the like; the maintenance work efficiency is improved, the maintenance operation is simplified, and the labor intensity of workers is reduced.
Description
Technical field
The present invention relates to power industry overhead transmission line plant maintenance technical field, specifically a kind of power-assisted fall
Coaster.
Background technology
Overhead transmission line is important component in power network, and it has the characteristics that circuit is long, involved a wide range of knowledge, and for a long time
Exposure is run in the wild, is easily damaged by factors such as external force, and in order to ensure the safety and stablization of electric power transport, it is often right to need
The operation of transmission line of electricity is safeguarded.
Line upkeep operation generally mounts one aerial lifting point of formation on the line using instruments such as coasters, due to fall
Coaster（Wheel）Mount and remove and can directly be operated by stock by surface personnel, therefore be widely used in power transmission line
It is the essential service kit of circuit O＆M in the Daily Round Check and Maintain work of road.Existing fall coaster is in most cases
Fixed-point installation uses, and it, which is designed, does not consider movement, when needing coaster to shift, then must pull lifting rope energetically and pull coaster by force
Slid along cable, operating difficulties, particularly in mountain area operation, the larger situation of line slope is frequently encountered, now using above-mentioned
The mode pulled by force, pulley skidding is not moved under gravity, it is necessary to be hung again after extracing, waste time and energy, work
It is low to make efficiency, increases labor intensity, is brought to service work compared with burden.
The content of the invention
The purpose of apparatus of the present invention be to provide it is a kind of in Maintenance of Electric Transmission Line work, when running into the larger circuit of the gradient,
The tackle arrangement that can smoothly climb, repeating for dislodging pulley arrangement is avoided repeatedly, reduces the work of operating personnel
Intensity, improve operating efficiency.
The purpose of the present invention is achieved through the following technical solutions：
A kind of power-assisted fall coaster：Including head pulley, suspension heavy weight lifting pulley, prevent the jam plate that comes off；Also include main body
Frame, floating thread depressing mechanism, grab, driving gear set, drive mechanism；
Described main frame is rectangular frame structure, and the first side frame stage casing of frame structure is provided with cable mounting mouth, the second side
Frame is provided with a vertical guide groove；Head pulley wheel shaft is assemblied in the epimere of the side frame of main frame two, is hung positioned at main frame cable
Above interface；
Floating thread depressing mechanism includes Wirewinding roller, hinge bracket, and Wirewinding roller is located at below head pulley, and hinge bracket is located at first side
Frame side, the lower frame of the both ends of hinge bracket respectively with Wirewinding roller roll shaft one end and main frame are articulated and connected, Wirewinding roller roll shaft
The other end be installed on by sliding block in the guide groove of second side frame, be slidably matched with guide groove；Described hinge bracket and
Sliding block is equipped with back-moving spring, and Wirewinding roller roll shaft is parallel with the wheel shaft of head pulley under normality and Wirewinding roller levels off to head pulley；
The inner side of main frame is equipped with a grab positioned for hinge bracket temporarily；
The outside of main frame second side frame is equipped with one group of driving gear set, final stage gear of output end and the main cunning of driving gear set
Wheel is coaxial, the clutch end of the coaxially connected drive mechanism of primary input terminal gear of driving gear set；
What jam plate can slide vertically is arranged on first side frame epimere to control cable to mount mouth folding；Lifting pulley is connected to master
The following frame bottom of body frame.
Further, described driving gear set is train of reduction gears.
Further, described first side frame hypomere is provided with the spacing jackscrew for being used for controlling hinge bracket original state.
Further, described drive mechanism is bead type chain rope and the hand chain wheel component coordinated with it.
Further, the limited block for being used for setting slider stroke lower dead center is provided with the guide groove of the second side frame.
Further, the Wirewinding roller roll body stage casing indent of the floating thread depressing mechanism.
Further, the Wirewinding roller roll body surface of the floating thread depressing mechanism is provided with skid resistant course.
Further, the rolling surface of described head pulley is provided with skid resistant course.
Further, shield is housed on the outside of described driving gear set and drive mechanism.
Further, it is provided with draw ring at the top of described jam plate.
The beneficial effects of the invention are as follows：
It is simple and reasonable the invention provides a kind of pulley gear for maintenance of overhead transmission line maintenance work, it is easy to
Circuit mounts, and in the case where operating mode is more complicated, such as line slope is big and mobile over long distances, cable surface is unsmooth, this
Device can make pulley advance along circuit self climbing by drive mechanism power-assisted, head pulley and floating Wirewinding roller clamping cable, have
Effect prevents pulley to skid, and when cable surface is unsmooth or speckles with debris, head pulley also can be easily by avoiding existing
There is that is seted out repeatedly under product complex working condition to repeat, solve the drawbacks of existing fall pulley, simplify inspection operation, subtract
Light work personnel labor intensity, improves operating efficiency.In addition, clamping cable behaviour is realized in the cooperation of Wirewinding roller and hinge bracket
Make, make the dislodging of the present apparatus convenient and swift, staff can still stand and be operated on ground by stock.
Technical scheme is described in detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is Fig. 1 left view；
Fig. 3 is the mounting operation chart of the present invention；
Fig. 4 is the dismantling operation schematic diagram of the present invention.
Embodiment
In figure：1st, main frame, 1a, first side frame epimere, 1b, first side frame hypomere, 1c, second side frame, 1d, lead
To groove, 2, chain wheel assembly, 3a, input end gear, 3b, gear of output end, 4, cable, 5, shield, 6, head pulley, 7, jam plate, 7a,
Draw ring, 8, Wirewinding roller, 9, hinge bracket, 10, spacing jackscrew, 11, grab, 12, lifting pulley.
Embodiment 1
It was found from Fig. 1~Fig. 2, technical solution of the present invention include head pulley 6, suspension heavy weight lifting pulley 12, prevent what is come off
Jam plate 7；It is characterized in that：Also include main frame 1, floating thread depressing mechanism, grab 11, driving gear set, drive mechanism；
Described main frame 1 is rectangular frame structure, and the first side frame stage casing of frame structure is provided with cable mounting mouth, the second side
Frame is provided with a vertical guide groove 1d；The wheel shaft level of head pulley 6 is assemblied in main frame first side frame epimere 1a and second
On side frame 1b, head pulley 6 is set to be located above main frame body cable mounting mouth.
Described floating thread depressing mechanism includes Wirewinding roller 8, hinge bracket 9, and Wirewinding roller 8 is horizontally placed on the lower section of head pulley 6,
The roll shaft outer end of Wirewinding roller 8 links with the upper end of hinge bracket 9, and the lower end of hinge bracket 9 and the lower frame of main frame 1 are articulated and connected,
The inner side for making hinge bracket 9 be located at first side frame hypomere 1b, first side frame hypomere can be effectively protected hinge bracket, simultaneously
Prevent it from crossing pendulum of being outside one's consideration；Roll shaft the inner of Wirewinding roller 8 is slidably assemblied in by sliding block in the frame 1c guide grooves 1d of second side；
Back-moving spring is equipped between described hinge bracket 9 and sliding block and guide groove, the roll shaft of Wirewinding roller 8 and head pulley 6 are made under normality
Wheel shaft is parallel and Wirewinding roller 8 levels off to head pulley 8.
Described first side frame hypomere 1b is provided with a spacing jackscrew 10, and the spacing jackscrew 10 coordinates with hinge bracket, uses
In adjusting and control hinge bracket original state.
A limited block is provided with the guide groove 1d of the second side frame 1c, the limited block is used to set sliding block（That is line ball
The roll shaft inner end of roller）Bottom of stroke, to ensure that the downward storke of the roll shaft inner end of Wirewinding roller is less than outboard end compression width
Degree.
As a kind of technical scheme of optimization, the roll body stage casing indent of Wirewinding roller 8 of the floating thread depressing mechanism is in wasp waist shape,
To coordinate cable periphery to provide larger card pressure surface and keep clamp position.
The roll body surface of Wirewinding roller 8 of the floating thread depressing mechanism and the rolling surface of described head pulley 6 are equipped with skid resistant course.
Hinge mounted one is used for the grab 11 that hinge bracket positions temporarily and provided with reset bullet on the inside of the lower frame of main frame 1
Spring；Main frame second side frame 1c outside is equipped with one group of driving gear set, and the driving gear set is train of reduction gears, realize with
Less power input obtains larger output torque.Driving gear set in the present embodiment is with two intermeshing teeth of size
Wheel simple structure illustrates present apparatus technical scheme, the gear of output end 3b of driving gear set（Final stage gear wheel）It is same with head pulley 6
Axle links, the input end gear 3a of driving gear set（Primary little gear）The clutch end of coaxially connected drive mechanism.
Drive mechanism in the present embodiment is using manual bead type chain rope and the chain wheel assembly 2 coordinated with it, to ensure
Reliably working in the field environment, can also small-sized electric equipment be used to drive head pulley by surface personnel's straighforward operation.
Shield 5 is housed on the outside of described driving gear set and drive mechanism；What described jam plate 7 can slide vertically is arranged on
In the first side frame epimere 1a of main frame 1 chute, to control cable to mount mouth folding, the top of jam plate 7 is provided with draw ring 7a；Institute
The lifting pulley 12 stated is arranged on the following frame bottom of main frame 1.
When the present apparatus mounts with cable, first by the outer end of Wirewinding roller 8 of floating thread depressing mechanism（The cable of main frame 1 mounts mouth one
Side）Push, make two articulated sections of hinge bracket 9（Connecting rod）Infolding, and mounted with grab 11, now Wirewinding roller 8 tilts, and it is inner
It is higher than outer end in the presence of back-moving spring, i.e. the wheel shaft of head pulley 6 and the roll shaft of Wirewinding roller 8 is opening-like, as shown in figure 3, sharp
The draw ring 7a that jam plate is provoked with stock is risen in the air, and main frame 1 glides under gravity, and the cable mounting mouth of main frame is beaten
Open, cable 4 enters main frame by mounting mouth, between head pulley 6 and Wirewinding roller 8, continues to lift up or rock main frame, cable
4, which push Wirewinding roller 8, makes hinge bracket 9 further convert into, and mounting frictional force is lost between its articulated section and grab 11, back-moving spring makes
Grab 11, which is swung, to be resetted, and the bounce-back of hinge bracket 9 makes the rising of Wirewinding roller 8 and head pulley 6 be matched for clamping tightly cable and complete to mount.It is mobile to slide
Bead type chain rope is pulled during car, drives head pulley 6 to roll by travelling gear, coaster is walked along cable.
After construction terminates, the draw ring 7a drop-downs of jam plate are still hooked using stock makes main frame 1 be overturn around cable, such as Fig. 4 institutes
Show, continue lower elongated bar, now jam plate is opened, and cable 4, which oppresses Wirewinding roller 8, makes the folding shrinking of hinge bracket 9, and Wirewinding roller 8 tilts,
The wheel shaft of head pulley 6 and the roll shaft of Wirewinding roller 8 are opening-like, and cable abjection makes coaster depart from cable.
The present invention pulley gear, simple and reasonable, operator station is operable on ground, be easy to circuit mount and
Remove, head pulley and floating Wirewinding roller clamping cable, by drive mechanism power-assisted, pulley is advanced along circuit self climbing, fit
Used under the complex working conditions such as the long distance line for great slope.The present apparatus overcomes the defects of existing product, avoids anti-
Multiple set out repeats, and simplifies inspection operation, mitigates intensity of workers, improves service work efficiency.
Finally it should be noted that：Above example is used to illustrate technical scheme rather than its limitations, affiliated
The technical staff in field modifies to embodiment or carries out equivalent substitution to some technical characteristics, without departing from skill of the present invention
The essence of art scheme, it all should cover within scope of the present invention.
Claims (10)
1. a kind of power-assisted fall coaster, including head pulley（6）, suspension heavy weight lifting pulley（12）, prevent the jam plate that comes off
（7）；It is characterized in that：Also include main frame（1）, floating thread depressing mechanism, grab（11）, driving gear set, drive mechanism；
Described main frame（1）For rectangular frame structure, the first side frame stage casing of frame structure is provided with cable mounting mouth, and second
Side frame（1c）Provided with a vertical guide groove（1d）；Head pulley（6）Wheel shaft is assemblied in the epimere of the side frame of main frame two, is located at
Above main frame cable mounting mouth；
Floating thread depressing mechanism includes Wirewinding roller（8）, hinge bracket（9）, Wirewinding roller（8）Positioned at head pulley（6）Lower section, hinge bracket
Positioned at first side frame side, hinge bracket（9）Both ends respectively with Wirewinding roller（8）Roll shaft one end and main frame（1）It is following
Frame is articulated and connected, Wirewinding roller（8）The other end of roll shaft is installed on the guide groove of second side frame by sliding block（1d）It is interior, with guiding
Groove is slidably matched；Described hinge bracket（9）And sliding block is equipped with back-moving spring, Wirewinding roller under normality（8）Roll shaft and head pulley
（6）Wheel shaft is parallel and Wirewinding roller（8）Level off to head pulley（6）；
Main frame（1）Inner side be used for the grab that positions temporarily of hinge bracket equipped with one（11）；
Main frame second side frame（1c）Outside one group of driving gear set is housed, the gear of output end of driving gear set and main cunning
Wheel（6）Coaxially, the clutch end of the coaxially connected drive mechanism of the input end gear of driving gear set；
Jam plate（7）What can be slid vertically is arranged on first side frame epimere（1a）To control cable to mount mouth folding；Lift pulley
（12）It is connected to main frame（1）Following frame bottom.
A kind of 2. power-assisted fall coaster according to claim 1, it is characterised in that：Described driving gear set is reducing gear
Wheel group.
A kind of 3. power-assisted fall coaster according to claim 1, it is characterised in that：Described first side frame hypomere（1b）
Provided with the spacing jackscrew for controlling hinge bracket original state（10）.
A kind of 4. power-assisted fall coaster according to claim 1, it is characterised in that：Described drive mechanism is bead type chain
Rope and the chain wheel assembly coordinated with it（2）.
A kind of 5. power-assisted fall coaster according to claim 1, it is characterised in that：The second side frame（1c）Guiding
Groove（1d）It is interior to be provided with the limited block for being used for setting slider stroke lower dead center.
A kind of 6. power-assisted fall coaster according to claim 1, it is characterised in that：The Wirewinding roller of the floating thread depressing mechanism
（8）Roll body stage casing indent.
A kind of 7. power-assisted fall coaster according to claim 1, it is characterised in that：The Wirewinding roller of the floating thread depressing mechanism
（8）Roll body surface is provided with skid resistant course.
A kind of 8. power-assisted fall coaster according to claim 1, it is characterised in that：Described head pulley（6）Rolling table
Face is provided with skid resistant course.
A kind of 9. power-assisted fall coaster according to any one of claim 1 to 8 claim, it is characterised in that：It is described
Driving gear set and drive mechanism on the outside of shield is housed（5）.
A kind of 10. power-assisted fall coaster according to any one of claim 1 to 8 claim, it is characterised in that：It is described
Jam plate（7）Top is provided with draw ring（7a）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710948923.3A CN107492837B (en) | 2017-10-12 | 2017-10-12 | Power-assisted follow-up pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710948923.3A CN107492837B (en) | 2017-10-12 | 2017-10-12 | Power-assisted follow-up pulley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107492837A true CN107492837A (en) | 2017-12-19 |
| CN107492837B CN107492837B (en) | 2022-11-29 |
Family
ID=60653343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710948923.3A Active CN107492837B (en) | 2017-10-12 | 2017-10-12 | Power-assisted follow-up pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107492837B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832531A (en) * | 2018-05-23 | 2018-11-16 | 国网山东省电力公司菏泽市定陶区供电公司 | A kind of transmission line overhauling device |
| CN110829269A (en) * | 2019-12-09 | 2020-02-21 | 云南电网有限责任公司昆明供电局 | Special gallows of multi-loop vertical arrangement wire equipotential operation special guidance ground wire |
| CN111906791A (en) * | 2020-07-14 | 2020-11-10 | 杭州桥福科技有限公司 | Guide assembly of intelligent machine for maintenance operation of high-voltage power line in mountainous area |
| CN112072547A (en) * | 2020-09-07 | 2020-12-11 | 广东电网有限责任公司 | Auxiliary wiring vehicle |
| CN113937692A (en) * | 2021-10-20 | 2022-01-14 | 陈昭宇 | Cable tripod for electronic communication engineering |
| CN114123023A (en) * | 2021-11-08 | 2022-03-01 | 广西电网有限责任公司贺州供电局 | Movable multi-position steering pulley |
| CN114221292A (en) * | 2021-12-30 | 2022-03-22 | 河南华民电力设计有限公司 | Cable snow removing device |
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| CN105244809A (en) * | 2015-10-29 | 2016-01-13 | 国网山东省电力公司菏泽供电公司 | Anti-disengagement type somersault tackle apparatus |
| CN206148845U (en) * | 2016-10-31 | 2017-05-03 | 国网湖南省电力公司带电作业中心 | Somersault coaster for power transmission line live working |
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| JP2009119236A (en) * | 2007-10-23 | 2009-06-04 | Juki Corp | Tray-floating mechanism for sewing machine |
| CN201261402Y (en) * | 2008-09-10 | 2009-06-24 | 石家庄供电公司 | Automatic dropping trip pulley |
| CN104917098A (en) * | 2015-05-28 | 2015-09-16 | 国家电网公司 | Trip pulley capable of automatic locking |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108832531A (en) * | 2018-05-23 | 2018-11-16 | 国网山东省电力公司菏泽市定陶区供电公司 | A kind of transmission line overhauling device |
| CN110829269A (en) * | 2019-12-09 | 2020-02-21 | 云南电网有限责任公司昆明供电局 | Special gallows of multi-loop vertical arrangement wire equipotential operation special guidance ground wire |
| CN111906791A (en) * | 2020-07-14 | 2020-11-10 | 杭州桥福科技有限公司 | Guide assembly of intelligent machine for maintenance operation of high-voltage power line in mountainous area |
| CN111906791B (en) * | 2020-07-14 | 2022-09-23 | 国网浙江省电力有限公司台州供电公司 | Guide assembly of intelligent machine for maintenance operation of high-voltage power line in mountainous area |
| CN112072547A (en) * | 2020-09-07 | 2020-12-11 | 广东电网有限责任公司 | Auxiliary wiring vehicle |
| CN112072547B (en) * | 2020-09-07 | 2022-02-22 | 广东电网有限责任公司 | Auxiliary wiring vehicle |
| CN113937692A (en) * | 2021-10-20 | 2022-01-14 | 陈昭宇 | Cable tripod for electronic communication engineering |
| CN114123023A (en) * | 2021-11-08 | 2022-03-01 | 广西电网有限责任公司贺州供电局 | Movable multi-position steering pulley |
| CN114123023B (en) * | 2021-11-08 | 2023-11-17 | 广西电网有限责任公司贺州供电局 | Movable multi-position steering pulley |
| CN114221292A (en) * | 2021-12-30 | 2022-03-22 | 河南华民电力设计有限公司 | Cable snow removing device |
| CN114221292B (en) * | 2021-12-30 | 2024-03-12 | 河南华民电力设计有限公司 | Cable snow removing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107492837B (en) | 2022-11-29 |
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| CB02 | Change of applicant information |
Address after: 075000, No. 131, Wuyi Road, Qiaodong District, Hebei, Zhangjiakou Applicant after: ZHANGJIAKOU POWER SUPPLY COMPANY OF STATE GRID JINBEI ELECTRIC POWER Co.,Ltd. Applicant after: STATE GRID CORPORATION OF CHINA Address before: 075000, No. 131, Wuyi Road, Qiaodong District, Hebei, Zhangjiakou Applicant before: ZHANGJIAKOU POWER SUPPLY COMPANY OF STATE GRID JINBEI ELECTRIC POWER Co.,Ltd. Applicant before: State Grid Corporation of China |
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