CN107069535B - A kind of high-altitude coaster sets up component - Google Patents
A kind of high-altitude coaster sets up component Download PDFInfo
- Publication number
- CN107069535B CN107069535B CN201710073582.XA CN201710073582A CN107069535B CN 107069535 B CN107069535 B CN 107069535B CN 201710073582 A CN201710073582 A CN 201710073582A CN 107069535 B CN107069535 B CN 107069535B
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- Prior art keywords
- claw
- traction rope
- connecting rods
- stent
- hinged
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Classifications
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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
Abstract
The invention discloses a kind of high-altitude coasters to set up component, including stent, two connecting rods and the pulley for being arranged on pedestal lower end, further include traction rope and two claws being oppositely arranged, and two claw lower ends are hinged and are arranged on pedestal upper end, the opposite one end end of two connecting rods passes through pin-hinges, the other end of two connecting rods is hinged respectively at two claw epimeres, the both ends of tension spring are connected respectively at two claw hypomere side walls, guide collar is equipped in dowel ends, traction rope one end is fixed on stent, and the activity of the traction rope other end runs through the guide collar.Inventor develops a kind of erection component, pass through the cooperation with rotor wing unmanned aerial vehicle, so that staff can realize on the ground is fixed the support section of pulley assembly installation, shorten the working hour for setting up pulley assembly, while improve the security reliability of staff's construction.
Description
Technical field
The present invention relates to high-altitude stringing or maintenance fields, and in particular to a kind of high-altitude coaster sets up component.
Background technology
Increase with the dynamics of infrastructure construction, the demand of aerial work platform is continuously increased.Aerial work platform
Be for transport staff and working equipment to specified altitude assignment carry out operation a kind of large-scale engineering machinery equipment, and extensively
For electric power, street lamp, municipal administration, gardens, communication, airport, shipbuilding, traffic, advertisement, photography luminaire field of aerial work.National standard
GB3608.93《High-rise working is classified》Regulation：" VL is in 2 meters of height of fall datum level or more it is possible that the eminence fallen is made
Industry, referred to as high-rise working." high-altitude stringing or upkeep operation belong to high-rise working scope, current high-altitude stringing or upkeep operation
Many occasions need to set up coaster in advance, and operation Work tool and operating personnel then are transported to working at height point using coaster,
It needs to spend very big energy and long time, and dangerous larger, efficiency is low.
Invention content
Present invention aims at providing a kind of high-altitude coaster to set up component, to solve the above problems.
The present invention is achieved through the following technical solutions：
A kind of high-altitude coaster sets up component, including stent, two connecting rods and the pulley for being arranged on pedestal lower end, further includes
Traction rope and two claws being oppositely arranged, and two claw lower ends are hinged and are arranged on pedestal upper end, two
The opposite one end end of a connecting rod is hinged by pin-hinges, the other end of two connecting rods respectively at two claw epimeres,
The both ends of tension spring are connected respectively at two claw hypomere side walls, are equipped with guide collar in dowel ends, traction rope one end is fixed on branch
On frame, and the activity of the traction rope other end runs through the guide collar.In the prior art, it before high-altitude stringing or upkeep operation, needs
It is supreme so that working at height Work tool and operating personnel are transported in a high risk situation when setting up coaster on split conductor
Idle job point, since pulley assembly needs the load of carrying more than 200Kg, and pulley assembly own wt is relatively large, i.e.,
When staff realizes that pulley assembly high-altitude is set up, need the time spent and energy more huge so that the frame of pulley assembly
It is set as excessively high；For such situation, inventor develops a kind of erection component, passes through the cooperation with rotor wing unmanned aerial vehicle so that
Staff can realize on the ground is fixed the support section of pulley assembly installation, shortens the work for setting up pulley assembly
When, while improve the security reliability of staff's construction.
When specifically used, two claws and two connecting rods are hinged and form a quadrilateral structure that can be deformed upon,
Traction rope one end is fixed on stent, and the other end is connect after running through guide collar with rotor wing unmanned aerial vehicle, is driven after unmanned plane lift-off
Quadrilateral structure is risen to below split conductor, and unmanned plane continues to move upwardly until that two connecting rods connect with split conductor lower surface
It touches, and two claw epimeres are then located at the both sides of split conductor respectively, adjusting unmanned plane at this time is allowed to change course, i.e., by dividing
The side of conducting wire is moved to opposite side, and traction rope is overlapped in the upper surface of split conductor at this time, is fallen after rise in unmanned plane to ground
Afterwards, by pullling traction rope so that quadrilateral structure continues to move up, and can be produced between the two after connecting rod is contacted with split conductor
Raw opposite extruding, since two connecting rods belong to flexible connection, and split conductor is fixed, then is compeled because of the extruding of split conductor
Two connecting rods is made to generate downward displacement, and connecting rod drive claw by the both sides of split conductor draw close thereto by portion, until two
Claw epimere engages split conductor completely, realizes the locking to split conductor, that is, completes the installation of coaster.Two claws it
Between spacing it is larger when, tension spring is in tensional state, claw gradually in split conductor snap-fitting process, tension spring gradually restores shape
Become, i.e., the tractive force that split conductor is directed toward by claw is generated to claw, to accelerate the closing speed of two claws, is dropped simultaneously
The pulling force of traction rope is exported on low land face, reduces the labor intensity of staff.
The hook being fixed on stent is further included, the end of the traction rope is fixed on hook.It sets and hangs on stent
Hook is fixed for one end of traction rope, after coaster use, after the loading below pulley is cancelled, needs to quadrangle knot
Structure is unlocked, so that quadrilateral structure is removed from split conductor, and traction rope is fixed on hook, can Rapid reversal pair
The restriction of traction rope, while the node that outer diameter is more than guide collar internal diameter is equipped on the traction rope section positioned at guide collar lower end,
Staff on ground pulls traction rope, and tension spring gradually becomes tensional state by original state, two under the drive of traction rope
Being hinged for a connecting rod a little moves up, and interlinking lever end generates an outside thrust to claw, forces two claws outside
Until two claw upper ends are detached from split conductor, connection with traction rope, i.e. frame are also kept due to entirely setting up component for expansion
If component will not cause it that the movement of falling object occurs after split conductor is completely disengaged, to ensure the safety of ground handling operator
And set up the integrality of component in itself.
The claw includes main body, the both ends of the main body respectively in same direction be formed by bending hinge segment and mounting
Section, and the hinge segment is hinged with pedestal upper end, the mounting section matches with split conductor.Claw includes main body and main body
Hinge segment that both ends are formed respectively by being bent, mounting section, i.e. claw is integrally arched, is being opened completely in two claws
When, two spacing mounted between section ends are more than the outer diameter of split conductor, to facilitate between two mounting sections and split conductor
Quick-fit or disengaging, mitigate live load of the surface personnel when pullling traction rope.
Two connecting rods and two claws are symmetrical along pin, and when two connecting rods form one side by side
During parallel with horizontal line straight line, tension spring reaches its largest deformation amount.In two claws and split conductor engagement process, two
The end that is hinged of connecting rod can move up and down, and claw to be driven to realize opening and closing, and two interlinking lever ends is mutual
Hinge joint A is hingedly formed, and the other end of connecting rod and claw are side walls hinged, i.e., are respectively formed hinge joint on two claw side walls
B, C, and hinge joint B, C are in same horizontal line, when hinge joint A, B and C three point on a straight line, the opening width of two claws reaches
To maximum, while tension spring also reaches its largest deformation amount, to ensure the service life of tension spring, while passes through above and below hinge joint A
Mobile, the stress of two claws in the horizontal direction remains balance, i.e., the mobile status of two claws keeps synchronizing, prevent
Any one contact of appearance with split conductor in two claws is unstable and coaster is caused significantly to shake, it is ensured that is using
The stability of coaster in the process.
The traction rope is insulating cord.Preferably, traction rope uses insulating cord, made with adapting to high-altitude stringing or maintenance
The working environment of industry, it is ensured that the security reliability of user.
Compared with prior art, the present invention it has the following advantages and advantages：
1st, a kind of high-altitude coaster of the present invention sets up component, and when the spacing between two claws is larger, tension spring, which is in, to be stretched
State, claw gradually in split conductor snap-fitting process, tension spring gradually restores deformation, i.e., to claw generate one referred to by claw
To the tractive force of split conductor, to accelerate the closing speed of two claws, while reduce and the pulling force of traction rope exported on ground,
Reduce the labor intensity of staff；
2nd, a kind of high-altitude coaster of the present invention sets up component, and claw includes main body and main body both ends respectively by being bent and shape
Into hinge segment, mounting section, i.e. claw is integrally arched, when two claws are in complete open, between two mounting section ends
Spacing be more than split conductor outer diameter, with facilitate two mounting sections and split conductor between quick-fits or disengaging, subtract
Light live load of the surface personnel when pullling traction rope；
3rd, a kind of high-altitude coaster of the present invention sets up component, and two interlinking lever ends are hinged to form hinge joint A, and connecting rod
The other end and claw it is side walls hinged, i.e., be respectively formed hinge joint B, C on two claw side walls, and hinge joint B, C are in same
On one horizontal line, when hinge joint A, B and C three point on a straight line, the opening width of two claws reaches maximum, while tension spring also reaches
Its largest deformation amount, to ensure the service life of tension spring, while moving up and down by hinge joint A, two claws are in level side
Upward stress remains balance, i.e., the mobile status of two claws keeps synchronizing, and prevents any one in two claws
Contact of the appearance with split conductor is unstable and coaster is caused significantly to shake, it is ensured that the stability of coaster in use.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is the structural diagram of the present invention.
Label and corresponding parts title in attached drawing：
1- pulleys, 2- stents, 3- hooks, 4- tension springs, 5- claws, 6- connecting rods, 7- pins, 8- split conductors.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1
As shown in Figure 1, the present embodiment includes 2, two connecting rods 6 of stent and the pulley 1 for being arranged on 2 lower end of stent, also wrap
Traction rope and two claws 5 being oppositely arranged are included, and two 5 lower ends of claw are hinged and are arranged on stent 2
End, the opposite one end end of two connecting rods 6 is hinged by pin 7, and the other end of two connecting rods 6 is respectively at two claws 5
Epimere is hinged, and the both ends of tension spring 4 are connected respectively at two 5 hypomere side walls of claw, and guide collar, traction rope are equipped in 7 end of pin
One end is fixed on stent 2, and the activity of the traction rope other end runs through the guide collar.In the prior art, in high-altitude stringing or
Before upkeep operation, need in a high risk situation when setting up coaster on split conductor 8, so as to by working at height Work tool and work
Industry personnel are transported to working at height point, since pulley assembly needs the load of carrying more than 200Kg, and pulley assembly itself weight
It measures relatively large, i.e., when staff realizes that pulley assembly high-altitude is set up, needs the time spent and energy more huge so that
The erection cost of pulley assembly is excessively high；For such situation, inventor develops a kind of erection component, by with rotor wing unmanned aerial vehicle
Cooperation so that staff can realize on the ground is fixed the support section of pulley assembly installation, shorten set up
The working hour of pulley assembly, while improve the security reliability of staff's construction.
When specifically used, two claws 5 and two connecting rods 6 are hinged and form a quadrangle knot that can be deformed upon
Structure, traction rope one end are fixed on stent 2, and the other end is connect after running through guide collar with rotor wing unmanned aerial vehicle, after unmanned plane lift-off
Quadrilateral structure is driven to rise to 8 lower section of split conductor, unmanned plane continues to move upwardly until two connecting rods 6 and split conductor 8
Lower surface contacts, and two 5 epimeres of claw are then located at the both sides of split conductor 8 respectively, adjusts unmanned plane at this time and is allowed to change boat
To being moved to opposite side by the side of split conductor 8, traction rope is overlapped in the upper surface of split conductor 8 at this time, at nobody
Machine is fallen after rise to ground, by pullling traction rope so that quadrilateral structure continues to move up, and is contacted in connecting rod 6 with split conductor 8
Opposite extruding can be generated between the two afterwards, since two connecting rods 6 belong to flexible connection, and split conductor 8 is fixed, then because dividing
It splits the extruding of conducting wire 8 and two connecting rods 6 is forced to generate downward displacement, and connecting rod 6 drives both sides of the claw 5 by split conductor 8
Portion is drawn close thereto, until two 5 epimeres of claw engage split conductor 8 completely, realizes the locking to split conductor 8, i.e., complete
Into the installation of coaster.When spacing between two claws 5 is larger, tension spring 4 is in tensional state, claw 5 gradually with division
In 8 snap-fitting process of conducting wire, tension spring 4 gradually restores deformation, i.e., a traction that split conductor 8 is directed toward by claw 5 is generated to claw 5
Power to accelerate the closing speed of two claws 5, while reduces and the pulling force of traction rope is exported on ground, reduces staff's
Labor intensity.
The present embodiment further includes the hook 3 being fixed on stent 2, and the end of the traction rope is fixed on hook 3.It is propping up
Setting hook 3 is fixed for one end of traction rope on frame 2, after coaster use, after the loading below pulley 1 is cancelled,
It needs to be unlocked quadrilateral structure, so that quadrilateral structure is removed from split conductor 8, and traction rope is fixed on hook
On 3, can restriction of the Rapid reversal to traction rope, while on the traction rope section positioned at guide collar lower end be equipped with outer diameter be more than lead
To the node of circle internal diameter, the staff on ground pulls traction rope, and tension spring 4 gradually becomes tensional state by original state,
Drive lower being hinged for two connecting rods 6 of traction rope a little moves up, and 6 end of connecting rod generates claw 5 pushing away outward
Power forces two claws 5 to expand outwardly, until two 5 upper ends of claw are detached from split conductor 8, due to entirely setting up component also
Keep the connection with traction rope, that is, setting up component will not cause it that the movement of falling object occurs after split conductor 8 is completely disengaged,
To ensure the safety of ground handling operator and set up the integrality of component in itself.
Wherein, the claw 5 includes main body, the both ends of the main body respectively in same direction be formed by bending hinge segment and
Section is mounted, and the hinge segment is hinged with 2 upper end of stent, the mounting section matches with split conductor 8.Claw 5 includes main body
And hinge segment, the mounting section that main body both ends are formed respectively by being bent, i.e. claw 5 is whole arched, exists in two claws 5
When opening completely, the spacing between two mounting section ends is more than the outer diameter of split conductor 8, to facilitate two mounting sections and division
Quick-fit or disengaging between conducting wire 8 mitigate live load of the surface personnel when pullling traction rope.
Further, two connecting rods 6 and two claws 5 are symmetrical along pin 7, and when two companies
When bar 6 forms a straight line parallel with horizontal line side by side, tension spring 4 reaches its largest deformation amount.It is led in two claws 5 with division
In 8 engagement process of line, the end that is hinged of two connecting rods 6 can move up and down, claw 5 to be driven to realize opening and closing,
And two being hinged for 6 end of connecting rod to form hinge joint A, and the other end of connecting rod 6 and claw 5 are side walls hinged, i.e., at two
Hinge joint B, C are respectively formed on 5 side wall of claw, and hinge joint B, C are in same horizontal line, as hinge joint A, B and C at 3 points
When conllinear, the opening width of two claws 5 reaches maximum, while tension spring 4 also reaches its largest deformation amount, to ensure making for tension spring 4
With the service life, while moving up and down by hinge joint A, the stress of two claws 5 in the horizontal direction remain balance, i.e., two
The mobile status of a claw 5 keeps synchronizing, and prevents any one appearance contact with split conductor 8 in two claws 5 unstable
Determine and coaster is caused significantly to shake, it is ensured that the stability of coaster in use.
Preferably, traction rope uses insulating cord, to adapt to the working environment of high-altitude stringing or upkeep operation, it is ensured that make
The security reliability of user.
Above-described specific embodiment has carried out the purpose of the present invention, technical solution and advantageous effect further
It is described in detail, it should be understood that the foregoing is merely the specific embodiment of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (3)
1. a kind of high-altitude coaster sets up component, including stent (2), two connecting rods (6) and the pulley for being arranged on stent (2) lower end
(1), it is characterised in that：Further include traction rope and two claws (5) being oppositely arranged, and two claw (5) lower ends
It is hinged and is arranged on stent (2) upper end, the opposite one end end of two connecting rods (6) is hinged by pin (7), two connecting rods
(6) the other end is hinged respectively at two claw (5) epimeres, and the both ends of tension spring (4) are respectively at two claw (5) hypomere sides
Wall connects, and is equipped with guide collar in pin (7) end, traction rope one end is fixed on stent (2), and traction rope other end activity is passed through
Wear the guide collar；The hook (3) being fixed on stent (2) is further included, the end of the traction rope is fixed on hook (3)；
The claw (5) includes main body, the both ends of the main body respectively in same direction be formed by bending hinge segment and mounting section, and institute
It states hinge segment and stent (2) upper end is hinged, the mounting section matches with split conductor (8).
2. a kind of high-altitude coaster according to claim 1 sets up component, it is characterised in that：Two connecting rods (6) and two
A claw (5) is symmetrical along pin (7), and when two connecting rods (6) form side by side one it is parallel with horizontal line
During straight line, tension spring (4) reaches its largest deformation amount.
3. a kind of high-altitude coaster according to claim 1 sets up component, it is characterised in that：The traction rope is insulating cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710073582.XA CN107069535B (en) | 2017-02-10 | 2017-02-10 | A kind of high-altitude coaster sets up component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710073582.XA CN107069535B (en) | 2017-02-10 | 2017-02-10 | A kind of high-altitude coaster sets up component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107069535A CN107069535A (en) | 2017-08-18 |
| CN107069535B true CN107069535B (en) | 2018-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710073582.XA Active CN107069535B (en) | 2017-02-10 | 2017-02-10 | A kind of high-altitude coaster sets up component |
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| CN (1) | CN107069535B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066472A (en) * | 2018-09-28 | 2018-12-21 | 国网山东省电力公司威海供电公司 | A kind of suspension centre pulley and its application method |
| CN113241673B (en) * | 2021-05-21 | 2022-12-20 | 国网河北省电力有限公司沧州供电分公司 | High-altitude paying-off tackle and guide rope entering mechanism thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07336829A (en) * | 1994-06-01 | 1995-12-22 | Yoneda Toshio | Wire layout apparatus |
| CN102412525A (en) * | 2011-11-15 | 2012-04-11 | 江苏省电力公司徐州供电公司 | Anti-falling hook for power insulating protective umbrella |
| CN102664368A (en) * | 2012-05-11 | 2012-09-12 | 辽宁省电力有限公司盘锦供电公司 | Locking hook for use in high-altitude live-wire operation |
| CN203740875U (en) * | 2014-03-20 | 2014-07-30 | 国家电网公司 | Automatic hanging safety hook |
| CN104064991A (en) * | 2014-06-26 | 2014-09-24 | 国家电网公司 | High-altitude operation automatic rope locking device |
| CN105470867A (en) * | 2016-01-05 | 2016-04-06 | 国网湖南省电力公司带电作业中心 | Unmanned aerial vehicle based automatic pole-climbing method and apparatus |
| CN205335750U (en) * | 2016-01-14 | 2016-06-22 | 国家电网公司 | Sliding trolley device |
| CN206412695U (en) * | 2017-02-10 | 2017-08-15 | 四川中飞赛维航空科技有限公司 | A kind of high-altitude coaster |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2860696B2 (en) * | 1990-06-21 | 1999-02-24 | 中電工事株式会社 | Wire crossover work tool |
| JPH07336828A (en) * | 1994-06-01 | 1995-12-22 | Yoneda Toshio | Line-crossing tool |
-
2017
- 2017-02-10 CN CN201710073582.XA patent/CN107069535B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07336829A (en) * | 1994-06-01 | 1995-12-22 | Yoneda Toshio | Wire layout apparatus |
| CN102412525A (en) * | 2011-11-15 | 2012-04-11 | 江苏省电力公司徐州供电公司 | Anti-falling hook for power insulating protective umbrella |
| CN102664368A (en) * | 2012-05-11 | 2012-09-12 | 辽宁省电力有限公司盘锦供电公司 | Locking hook for use in high-altitude live-wire operation |
| CN203740875U (en) * | 2014-03-20 | 2014-07-30 | 国家电网公司 | Automatic hanging safety hook |
| CN104064991A (en) * | 2014-06-26 | 2014-09-24 | 国家电网公司 | High-altitude operation automatic rope locking device |
| CN105470867A (en) * | 2016-01-05 | 2016-04-06 | 国网湖南省电力公司带电作业中心 | Unmanned aerial vehicle based automatic pole-climbing method and apparatus |
| CN205335750U (en) * | 2016-01-14 | 2016-06-22 | 国家电网公司 | Sliding trolley device |
| CN206412695U (en) * | 2017-02-10 | 2017-08-15 | 四川中飞赛维航空科技有限公司 | A kind of high-altitude coaster |
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| CN107069535A (en) | 2017-08-18 |
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Address after: 610000 No. 9, floor 1, building 62, No. 10, Xiaojiahe middle street, high tech Zone, Chengdu, Sichuan Patentee after: AVIC Saiwei Intelligent Technology Co.,Ltd. Address before: 610000 No. 9, floor 1, building 62, No. 10, Xiaojiahe middle street, high tech Zone, Chengdu, Sichuan Patentee before: SICHUAN ZHONGFEI SUNWAY AVIATION TECHNOLOGY Co.,Ltd. |
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