CN107605394B - A kind of livewire work single pendulum adjustable type rope ladder head device and its application method - Google Patents
A kind of livewire work single pendulum adjustable type rope ladder head device and its application method Download PDFInfo
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- CN107605394B CN107605394B CN201710801900.XA CN201710801900A CN107605394B CN 107605394 B CN107605394 B CN 107605394B CN 201710801900 A CN201710801900 A CN 201710801900A CN 107605394 B CN107605394 B CN 107605394B
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Abstract
The present invention discloses a kind of livewire work single pendulum adjustable type rope ladder head device and its application method, which includes that hook block component, single pendulum adjust component and terraced head frame.The device utilizes single pendulum pendency adjusting method; contact hook block component well with conducting wire holding always, stress equalization, simultaneously; the device adds one-way brake tackle arrangement as personnel's fall arrest second protection at the hanging ring of terraced head bottom, and when climbing can remain that rope ladder is perpendicular to the ground.The development of the device solves poor there are stability caused by rope ladder hanging point discontinuity equalization when the conducting wire gradient is larger and deviates safety problem brought by conducting wire, reduce the labor intensity of operating personnel, it has ensured the personal safety of operating personnel, has improved livewire work service work efficiency.The configuration of the present invention is simple, it is easy to operate, it is safe and efficient.
Description
Technical field
The present invention relates to livewire work electric power tool technical field, in particular to a kind of livewire work single pendulum adjustable type rope ladder
Head device and its application method.
Background technique
With the raising that the fast development of power grid and power supply reliability require, livewire work, which has become, improves electrical network economy effect
The important maintenance means of benefit and service quality.
In the livewire work carried out at present, using insulated flexible ladder method enter strong electrical field carry out equipotential live line work it is more universal,
Flexible ladder head is the core tool of the operation mode.Enter electric field equipotential live line work, operation using insulated flexible ladder in livewire work
There is security risk in the process, stability is poor, and when the conducting wire gradient is big, rope ladder hook and conducting wire are detached from operation, rope ladder hook
Brakeless device, personnel's safety measure in climbing protect the problems such as not perfect.
By investigation and analysis, it is believed that the principal element for influencing live-working safety has following 4:
1, in the case where the conducting wire gradient is big, insulated flexible ladder is linked up with side and is detached from during the work time with conducting wire；
2, during personnel climb rope ladder, safety precautions is not perfect；
3, personnel labor intensity is big, and personnel exist during climbing rope ladder because of the accident of falling at high altitude caused by being short of physical strength
Hidden danger；
4, rope ladder and conducting wire are affiliated to difficulty；When transmission line of electricity height difference is larger, traditional insulated flexible ladder ladder head hook block
With conductive contact point side stress easy to form, the hanging imbalance in side, stability is poor, meanwhile, personnel were climbing
Not perfect there are some potential safety problemss for safety precautions in journey.
Summary of the invention
In order to solve the problems existing in the prior art, the present invention provides a kind of livewire work single pendulum adjustable type rope ladder head devices
And its application method, the device manufacturing is at low cost, structure is simple, easy processing, safe and reliable, can promote the use of in system.
To achieve the above object, the invention adopts the following technical scheme:
A kind of livewire work single pendulum adjustable type rope ladder head device, including hook block component, single pendulum adjust component and terraced head
Frame, the hook block component include hook frame and pulley, and hook frame upper end is provided with hook, link up with mouth hanging to
Under, pulley is arranged inside hook；Terraced head frame adjusts component by single pendulum and hook frame lower end is hinged, on terraced head frame
It is provided with the safety fastener hanging hole for connecting with rope ladder safety fastener；The hook base of frame is provided with vertically leads for fixation
The hangers of messenger.
The hook frame is U-shaped structure, and two ends of U-shaped structure are respectively set a pulley and hook, two
Pulley is in the same vertical plane.
Two ends of the U-shaped structure of the hook frame are bent to two sides respectively, and two hooks are separately positioned on extension
The two sides of hook frame.
The hook frame is an integral structure or fabricated structure；Wherein, fabricated structure can be adjusted according to demand
The length of section hook frame.
The U-shaped structure bottom of the hook frame is downwardly extending V-type, V-type bottom arc transition.
The single pendulum adjusts component and the bottom of U-shaped structure is hinged, and terraced head frame adjusts component bottom with single pendulum and fixes
Connection.
The terraced head frame is inverted V type structure, and the upper end of inverted V type structure adjusts component bottom with single pendulum and connect, ladder
A safety fastener hanging hole is respectively set in two lower ends of head frame.
The U-shaped structure bottom of hook frame is arranged in the hangers.
The terraced head lower frame is provided with link, and one-way brake tackle arrangement is fixed on link.
A kind of application method of livewire work single pendulum adjustable type rope ladder head device, comprising the following steps:
Step 1, lateral traction rope one end is fixed, an end of the other end and the U-shaped structure of rope ladder head device is fixed；
One end of vertical traction rope is fixed with hangers；And the rope ladder safety fastener connecting with rope ladder and safety fastener hanging hole are buckled；
Step 2, the free end of vertical traction rope is bypassed into conducting wire, and vertical traction rope is pulled increase rope ladder head device,
Slowly tightening lateral traction rope ensures rope ladder head device close to target position simultaneously；
Step 3, when the hook of rope ladder head device exceeds conducting wire, the vertical traction rope of oblique pull makes two hooks be hung on and lead
On line, and adjusts vertical traction rope and the race of pulley is arranged on conducting wire；Adjustment lateral traction rope makes rope ladder head device
It reaches target position and carries out livewire work.
Compared with prior art, the present invention having the advantage that
The terraced head frame of apparatus of the present invention adjusts component by single pendulum and hook frame lower end is hinged, is dangled using single pendulum
Adjusting method contacts hook block component well with conducting wire holding always, stress equalization, meanwhile, which hangs in terraced head bottom
One-way brake tackle arrangement is added at ring as personnel's fall arrest second protection, when climbing can remain that rope ladder and ground hang down
Directly.Which solves when the conducting wire gradient is larger, there are the difference of stability caused by rope ladder hanging point discontinuity equalization and deviation conducting wires
Brought safety problem reduces the labor intensity of operating personnel, has ensured the personal safety of operating personnel, improves electrification and makees
Industry service work efficiency.The configuration of the present invention is simple, it is easy to operate, it is safe and efficient.
Further, one terraced head is fixed with single-point manner in the bottom of rope ladder head and swings undercarriage component, realize hook two
Side roller stress simultaneously, well contacts with conducting wire holding, and to be able to maintain rope ladder perpendicular to the ground always for swing undercarriage component,
Make to remain steady state in the insulated flexible ladder course of work, has prevented the generation of hook Yu conducting wire break-off.
Further, an one-way brake pulley is installed additional in the center of software head bottom, use as rope ladder personnel are climbed
The characteristics of suspension centre coaster on anti-fall safety rope, this coaster: when operator climbs conducting wire on rope ladder, the rotation of suspension centre coaster rubs
Resistance very little is wiped, ground staff draws anti-fall safety rope very light；Under rope ladder when ground, suspension centre coaster does not rotate operator,
Safe fall-proof rope squeezes sliding in sheave groove, and frictional resistance increases, and buttocks is exerted oneself when can reduce software under operating personnel, ground
It is smaller that face draws the personnel of anti-fall safety rope to exert oneself.
Application method of the invention and existing ladder are identical, using single pendulum pendency adjusting method in use process, make to link up with
Pulley assembly is well contacted with conducting wire holding always, stress equalization, it is ensured that the safety of operating personnel, easy to operate, safety is high
Effect.
Detailed description of the invention
Fig. 1 is the perspective view of livewire work single pendulum adjustable type rope ladder head device of the present invention；
Fig. 2 is the explosive view of livewire work single pendulum adjustable type rope ladder head device of the present invention；
Fig. 3 is the usage state diagram of livewire work single pendulum adjustable type rope ladder head device of the present invention；
In figure: 1, bolt；2, nut；3, gasket；4, it links up with；5, pulley；6, frame is linked up with；7, terraced head frame；8, hangers；
9, safety fastener hanging hole；10, link；11, conducting wire；12, lateral traction rope；13, vertical traction rope；14, rope ladder safety fastener；15, single
Pendulum adjusts component.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
As shown in Figure 1 to Figure 3, the present invention utilizes single pendulum self-balancing regulating device, improves to original device.The rope ladder head
Device adjusts component 15 by hook block component, single pendulum, terraced 7 three parts of head frame form.Specific structure is as follows:
As illustrated in fig. 1 and 2, a kind of livewire work single pendulum adjustable type rope ladder head device of the present invention, including hook block component,
It includes hook frame 6 and pulley 5 that single pendulum, which adjusts component 15 and terraced head frame 7, the hook block component, is linked up on frame 6
End is provided with hook 4, and 4 mouth hangings of hook are downward, and the setting of pulley 5 is inside hook 4；Terraced head frame 7 adjusts component by single pendulum
15 is hinged with hook 6 lower end of frame, and the safety fastener hanging hole 9 for connecting with rope ladder safety fastener 14 is provided on terraced head frame 7；
6 bottom of hook frame is provided with the hangers 8 for fixing vertical traction rope 13.
Wherein, hook frame 6 is U-shaped structure, and two ends of U-shaped structure are respectively set a pulley 5 and link up with 4, two
A pulley 5 is in the same vertical plane.Two ends for linking up with the U-shaped structure of frame 6 are bent to two sides respectively, two hooks 4
It is separately positioned on the two sides of hook frame 6.Hook frame 6 is an integral structure or fabricated structure；Wherein, fabricated structure energy
The enough length for adjusting hook frame according to demand.The U-shaped structure bottom of hook frame 6 is downwardly extending V-type, V-type bottom circle
Arc transition.Single pendulum adjusts component 15 and the bottom of U-shaped structure is hinged, and terraced head frame 7 adjusts the fixed company in 15 bottom of component with single pendulum
It connects.
Terraced head frame 7 is inverted V type structure, and the upper end of inverted V type structure adjusts 15 bottom of component with single pendulum and connect, terraced head frame
A safety fastener hanging hole 9 is respectively set in two lower ends of frame 7.The U-shaped structure bottom of hook frame 6 is arranged in hangers 8.Terraced head
7 lower part of frame is provided with the link 10 for fixing one-way brake tackle arrangement.
As shown in figure 3, a kind of application method of livewire work single pendulum adjustable type rope ladder head device, comprising the following steps:
Step 1,12 one end of lateral traction rope is fixed, an end of the U-shaped structure of the other end and rope ladder head device is solid
It is fixed；One end of vertical traction rope 13 and hangers 8 is fixed；And by the rope ladder safety fastener 14 being connect with rope ladder and safety fastener hanging hole 9
Buckle；
Step 2, the free end of vertical traction rope 13 is bypassed into conducting wire 11, and vertical traction rope 13 is pulled to make rope ladder head device
Rise, while slowly tightening lateral traction rope 12 ensures rope ladder head device close to target position；
Step 3, when the hook 4 of rope ladder head device exceeds conducting wire 11, the vertical traction rope 13 of oblique pull makes two hooks 4
It is hung on conducting wire 11, and adjusts vertical traction rope 13 and the race of pulley 5 is arranged on conducting wire 11；Adjust lateral traction rope 12
So that rope ladder head device reaches target position and carries out livewire work.
The principle of the present invention is to be realized and hung by the single pendulum balanced action that single pendulum adjusts component 15 there are when height difference in route
4 liang of side rollers 5 of hook stress simultaneously, well contacts with conducting wire holding, and it is perpendicular to the ground to be able to maintain rope ladder, makes to insulate soft always
Held stationary state during ladder work makees avoids the imbalance of hook block and conducting wire appearance by force phenomenon.
In addition, the center of terraced head frame 7 installs one-way brake tackle arrangement additional in order to consider completely, which is utilized
One-directional rotation, the principle of plugging provide fall arrest back-up protection for operating personnel, improve operation safety coefficient.
Force analysis has been carried out to this device by Shaanxi Electric Power Design Institute and has checked and detect test, has complied fully with items
Safety requirements.By testing and apply, find the ladder head be solved perfectly the conducting wire gradient it is big in the case where, tool and conducting wire are detached from
The problem of, and reducing labor intensity, important improvement is made in terms of personnel safety, meets mountain area large crossing span ground wire situation
Deng severe maintenance construction requirement.
The present invention improves original insulated flexible ladder, using single pendulum pendency adjusting method, in the bottom of rope ladder head with list
Point manner fixes a terraced head and swings undercarriage component, realizes two side rollers of hook stress simultaneously, well contacts with conducting wire holding,
And swing undercarriage component to be able to maintain rope ladder perpendicular to the ground always, make to remain steady shape in the insulated flexible ladder course of work
State has prevented the generation of hook Yu conducting wire break-off, meanwhile, back-up protection pulley is installed additional in the center of hook two-arm,
Improve the safety of livewire work personnel.
After insulated flexible ladder ladder head improves, its major advantage has:
1, the safety of livewire work work is enhanced, it not only eliminates existing hook, and have can in livewire work work
It can be detached from the security risk of conducting wire, while increasing a backup rope, pole during operating personnel climbs insulated flexible ladder
It is big to improve overall operation level of security.
2, greatly mitigate the labor intensity that livewire work personnel climb insulated flexible ladder process, reduce physical demands, mention
Operating efficiency in height work.
3, improving cost is cheap, simple and easy to do, and attended operation is simple.
It is improved, it can greatly mitigate the labor intensity that livewire work personnel climb insulated flexible ladder process, reduce physical strength
Consumption improves the operating efficiency in work, and largely enhances the safety of livewire work work.
In short, a kind of livewire work single pendulum adjustable type rope ladder head device of the present invention, is that a kind of hot line maintenance is soft
Terraced method enters the tool of strong electrical field.The rope ladder head device adjusts component, terraced chassis body three, head by hook block component, single pendulum
It is grouped as.The device contacts hook block component well with conducting wire holding always, stress is equal using single pendulum pendency adjusting method
Weighing apparatus, meanwhile, which adds one-way brake tackle arrangement as personnel's fall arrest second protection at the hanging ring of terraced head bottom, climbs
When can remain that rope ladder is perpendicular to the ground.The development of the device solves when the conducting wire gradient is larger that there are rope ladder hanging point stress
Safety problem brought by the difference of stability caused by unbalanced and deviation conducting wire, reduces the labor intensity of operating personnel, ensures
The personal safety of operating personnel improves livewire work service work efficiency.The configuration of the present invention is simple, easy to operate, safety is high
Effect.
More than, only presently preferred embodiments of the present invention is not limited only to practical range of the invention, all according to the scope of the invention
The content equivalence changes and modification done, all should be technology scope of the invention.
Claims (6)
1. a kind of livewire work single pendulum adjustable type rope ladder head device, it is characterised in that: including hook block component, single pendulum adjusting group
Part (15) and terraced head frame (7), the hook block component include hook frame (6) and pulley (5), are linked up on frame (6)
End is provided with hook (4), and hook (4) mouth hanging is downward, and pulley (5) setting is internal in hook (4)；Terraced head frame (7) passes through list
Pendulum adjusts component (15) and hook frame (6) lower end is hinged, is provided with and is used for and rope ladder safety fastener (14) on terraced head frame (7)
The safety fastener hanging hole (9) of connection；Described hook frame (6) bottom is provided with the hangers for fixing vertical traction rope (13)
(8)；
The hook frame (6) is U-shaped structure, and a pulley (5) and hook (4) is respectively set in two ends of U-shaped structure,
Two pulleys (5) are in the same vertical plane；
The single pendulum adjusts component (15) and the bottom of U-shaped structure is hinged, and terraced head frame (7) and single pendulum adjust component (15) bottom
Portion is fixedly connected；
The terraced head frame (7) is inverted V type structure, and the upper end of inverted V type structure adjusts component (15) bottom with single pendulum and connect,
A safety fastener hanging hole (9) is respectively set in two lower ends of terraced head frame (7)；
Terraced head frame (7) lower part is provided with link (10), and link fixes one-way brake tackle arrangement on (10).
2. livewire work single pendulum adjustable type rope ladder head device according to claim 1, it is characterised in that: the hook frame
Two ends of the U-shaped structure of frame (6) are bent to two sides respectively, and two hooks (4) are separately positioned on the two of hook frame (6)
Side.
3. livewire work single pendulum adjustable type rope ladder head device according to claim 1, it is characterised in that: the hook frame
Frame (6) is an integral structure or fabricated structure；Wherein, fabricated structure can adjust the length of hook frame according to demand.
4. livewire work single pendulum adjustable type rope ladder head device according to claim 1, it is characterised in that: the hook frame
The U-shaped structure bottom of frame (6) is downwardly extending V-type, V-type bottom arc transition.
5. livewire work single pendulum adjustable type rope ladder head device according to claim 1, it is characterised in that: the hangers
(8) it is arranged in the U-shaped structure bottom of hook frame (6).
6. the application method of livewire work single pendulum adjustable type rope ladder head device described in any one of claim 1 to 5, special
Sign is, comprising the following steps:
Step 1, lateral traction rope (12) one end is fixed, an end of the other end and the U-shaped structure of rope ladder head device is fixed；
One end of vertical traction rope (13) and hangers (8) is fixed；And the rope ladder safety fastener (14) connecting with rope ladder and safety fastener are hung
Hole (9) buckle；
Step 2, the free end of vertical traction rope (13) is bypassed into conducting wire (11), and vertical traction rope (13) is pulled to fill rope ladder head
Rising is set, while slowly tightening lateral traction rope (12) ensures rope ladder head device close to target position；
Step 3, when the hook (4) of rope ladder head device exceeds conducting wire (11), the vertical traction rope of oblique pull (13) makes two hooks
(4) it is hung on conducting wire (11), and adjusts vertical traction rope (13) and the race of pulley (5) is arranged on conducting wire (11)；It adjusts
Whole lateral traction rope (12) makes rope ladder head device reach target position progress livewire work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801900.XA CN107605394B (en) | 2017-09-07 | 2017-09-07 | A kind of livewire work single pendulum adjustable type rope ladder head device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801900.XA CN107605394B (en) | 2017-09-07 | 2017-09-07 | A kind of livewire work single pendulum adjustable type rope ladder head device and its application method |
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| Publication Number | Publication Date |
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| CN107605394A CN107605394A (en) | 2018-01-19 |
| CN107605394B true CN107605394B (en) | 2019-07-02 |
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| CN201710801900.XA Active CN107605394B (en) | 2017-09-07 | 2017-09-07 | A kind of livewire work single pendulum adjustable type rope ladder head device and its application method |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116191280B (en) * | 2023-02-16 | 2024-02-23 | 广东金柳信息科技有限公司 | Automatic locking control device |
| CN117731978B (en) * | 2024-02-20 | 2024-05-07 | 国网山东省电力公司潍坊供电公司 | Equipotential live working protection device that falls that prevents |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0860966A (en) * | 1994-08-23 | 1996-03-05 | Miyata Ind Co Ltd | Folding ladder |
| CN201260051Y (en) * | 2008-08-22 | 2009-06-17 | 华中电网有限公司 | Anti-dropping soft ladder for overhead line operation |
| CN104821518A (en) * | 2015-06-03 | 2015-08-05 | 国网冀北电力有限公司唐山供电公司 | Rope ladder head with self-locking device |
| CN204558999U (en) * | 2015-05-05 | 2015-08-12 | 国家电网公司 | Power transmission lines overhauling platform |
| CN105406389A (en) * | 2015-10-23 | 2016-03-16 | 江苏省电力公司无锡供电公司 | Multi-line inspection electric coaster |
-
2017
- 2017-09-07 CN CN201710801900.XA patent/CN107605394B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0860966A (en) * | 1994-08-23 | 1996-03-05 | Miyata Ind Co Ltd | Folding ladder |
| CN201260051Y (en) * | 2008-08-22 | 2009-06-17 | 华中电网有限公司 | Anti-dropping soft ladder for overhead line operation |
| CN204558999U (en) * | 2015-05-05 | 2015-08-12 | 国家电网公司 | Power transmission lines overhauling platform |
| CN104821518A (en) * | 2015-06-03 | 2015-08-05 | 国网冀北电力有限公司唐山供电公司 | Rope ladder head with self-locking device |
| CN105406389A (en) * | 2015-10-23 | 2016-03-16 | 江苏省电力公司无锡供电公司 | Multi-line inspection electric coaster |
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| CN107605394A (en) | 2018-01-19 |
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