CN107503559B - Security power line bar - Google Patents
Security power line bar Download PDFInfo
- Publication number
- CN107503559B CN107503559B CN201710642666.0A CN201710642666A CN107503559B CN 107503559 B CN107503559 B CN 107503559B CN 201710642666 A CN201710642666 A CN 201710642666A CN 107503559 B CN107503559 B CN 107503559B
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- Prior art keywords
- sides
- drawstring
- sliding slot
- block
- respectively provided
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/18—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0006—Harnesses; Accessories therefor
- A62B35/0025—Details and accessories
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/186—Rail or rope for guiding a safety attachment, e.g. a fall arrest system
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
- E06C9/06—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Emergency Lowering Means (AREA)
- Transmission Devices (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention discloses a kind of security power line bars, it is characterized by: line bar body side includes one in criss-cross main sliding slot, the two sides of the main sliding slot are respectively provided with a corresponding side channel and an internal chute being connected with the side channel, the both ends of the main sliding slot are respectively provided with an idler wheel, idler wheel set by both ends is equipped with a lifting rope slided on the idler wheel, the lifting rope both ends are connected separately with a safety slide and T-type sliding block, the safety slide is corresponding with the main sliding slot in cross and slides in main sliding slot, the T-type sliding block slides in the side channel set by the main sliding slot two sides, it is connected separately with an a drawstring and b drawstring in the safety slide and the T-type sliding block and the interconnection of the end of a drawstring and b drawstring has a safety door hook, the configuration of the present invention is simple, electric wire can climbed It is avoided during bar using climbers bring trouble, and can be further ensured that the safety of body in high altitude operation.
Description
Technical field
The present invention relates to a kind of electric line poles, and in particular to a kind of installation electric line pole, more particularly to it is a kind of dropproof
Line bar.
Background technique
With the continuous development of society, scientific and technical to be constantly progressive, people's lives level also in the continuous improvement in,
People are also increasing for the demand of electric power while living standard improves, wherein the electric pole in present life
Common one of power equipment, electric pole can by electric wire cloth in high vacancy, in this way can the good electric wire of further protection not
It is damaged while can be prevented the generation of electric shock problem, carries out requiring the foot using pole-climbing in the case where high altitude operation in electrician
Button carries out climbing electric pole, will be bundled body on utility poles, wherein utilizing using safety belt after climbing to eminence
Climbers can lead to the bothersome laborious of climbing because climbers are too heavy during being climbed, so that labor efficiency is reduced, and
After body binding on utility poles, it is easy to because of the danger that climbers are not firm enough or fall in unexpected situations
Danger because safety belt be around on utility poles the danger that electric pole falls can ought be taken place along in unexpected situations, and
Even and can it is firm by body it is fixed on utility poles when also unavoidable fortuitous event generation, when sending out
When situation outside business, because bringing the power of body one buffering safely the reason of own body weight during falling down
And itself is hurt, so the operator under high altitude operation can not be effectively protected in present safety belt.
It is therefore necessary to design a kind of security power line bar, to solve the above technical problems.
Summary of the invention
The object of the present invention is to overcome the problems of the prior art, provides a kind of security power line bar, including wired
The body of rod, it is characterised in that: line bar body side includes one in criss-cross main sliding slot, and the two sides of the main sliding slot are respectively set
There are a corresponding side channel and an internal chute being connected with the side channel, the both ends of the main sliding slot are respectively provided with a rolling
It takes turns, idler wheel set by both ends is equipped with a lifting rope slided on the idler wheel, and the lifting rope both ends are connected separately with a safety
Sliding block and T-type sliding block, the safety slide is corresponding with the main sliding slot in cross and slides in main sliding slot, the T-type
Sliding block slides in the side channel set by the main sliding slot two sides, is connected separately with one on the safety slide and the T-type sliding block
The end of root a drawstring and b drawstring and a drawstring and b drawstring, which is connected with each other, a safety door hook, set by the main sliding slot two sides
Side channel in be respectively provided with the rack gear of a sawtooth pattern, be respectively provided with one perpendicular to the rack gear tooth tip on the tooth tip of the rack gear
Fixed convex thorn, the safety slide are equipped with urgent positioning device corresponding with the convex thorn of the fixation, and the two of the line bar body
Side further respectively has corresponding Active foot plate, and the rising of the safety slide drives the opening of pedal, the safety slide
Decline drives the closure of pedal.The configuration of the present invention is simple, it is easy to use to avoid during climbing electric pole using foot
Bring trouble is detained, and can be further ensured that the safety of body in high altitude operation, effectively prevents from falling
The generation of accident is avoided simultaneously.
The technical scheme is that
A kind of security power line bar includes line bar body, it is characterised in that: line bar body side includes one in ten
The main sliding slot of font, the two sides of the main sliding slot be respectively provided with a corresponding side channel and one be connected with the side channel it is interior
Sliding slot, the both ends of the main sliding slot are respectively provided with an idler wheel, what idler wheel set by both ends slided on the idler wheel equipped with one
Lifting rope, the lifting rope both ends are connected separately with a safety slide and T-type sliding block, and the safety slide is in cross and the main cunning
Slot is corresponding and slides in main sliding slot, and the T-type sliding block slides in the side channel set by the main sliding slot two sides, the safety
It is connected separately with an a drawstring and b drawstring on sliding block and the T-type sliding block and the end of a drawstring and b drawstring is connected with each other
There is a safety door hook, the rack gear of a sawtooth pattern, the tooth tip of the rack gear are respectively provided in side channel set by the main sliding slot two sides
On be respectively provided with a convex thorn of fixation perpendicular to the rack gear tooth tip, the safety slide is equipped with opposite with the convex thorn of the fixation
The urgent positioning device answered, the two sides of the line bar body further respectively have corresponding Active foot plate, the safety slide it is upper
The opening for driving pedal is risen, the decline of the safety slide drives the closure of pedal.
Further, the urgent positioning device include be arranged in safety slide with set by the main sliding slot two sides
The corresponding inside groove of side channel, the interior groove center are equipped with a raised convex block, and the convex block two sides are respectively equipped with one and institute
The corresponding active positioning block of rack gear is stated, the bottom of the active positioning block rotates in the b shaft set by the convex block two sides, institute
The two sides for stating convex block, which further respectively have, is respectively provided with the b bullet for suppressing active positioning block in a spring eye and the spring eye
Spring is respectively equipped with an a through-hole in the active positioning block, a gag lever post, the gag lever post is respectively equipped in a through-hole
End is respectively provided with a positioning drag hook corresponding with the convex thorn of the fixation, and an inner cavity is respectively provided in a through-hole, described interior
It is respectively provided with a fixinig plate on intracavitary gag lever post, is respectively set with one on the interior intracavitary gag lever post and suppresses fixinig plate
A spring, the center of the convex block are additionally provided with the b through-hole for running through safety slide, are equipped with a T-type pull rod in the b through-hole,
The T-type tie rod end is connected with one piece of briquetting trapezoidal and corresponding with active positioning block set by the convex block two sides, institute
It states and is further sleeved with the c spring for suppressing the active positioning block on T-type pull rod, a drawstring is connected to the T-type pull rod
On.
Further, the length of the gag lever post is greater than the length of a through-hole.
Further, the elastic force pressure of the b spring is greater than the elastic force pressure of the c spring.
Further, the two sides of the internal chute are equipped with corresponding and the communication line body of rod pedal slot, the pedal slot
Bottom is respectively provided with a half slot, and the pedal is rotated in set a shaft in the pedal slot, is respectively connected on the pedal
One inclined fixed frame and the pedal and the fixed frame extend in the internal chute, and the two sides of the safety slide are each
Equipped with 2 elastic plectrums corresponding with the pedal and the fixed frame.
Further, a permanent magnet corresponding with the pedal is respectively provided on the pedal slot.
Further, the quadrangle of the T-type sliding block is respectively equipped with chamfering arc-shaped and corresponding with the rack gear.
Further, the length of a drawstring is greater than the length of the b drawstring.
Compared with prior art, the beneficial effects of the present invention are:
Line bar body side includes one in criss-cross main sliding slot, and the two sides of the main sliding slot are respectively provided with a phase
Corresponding side channel and an internal chute being connected with the side channel, the both ends of the main sliding slot are respectively provided with an idler wheel, both ends
Set idler wheel is equipped with a lifting rope slided on the idler wheel, and the lifting rope both ends are connected separately with a safety slide and T
Type sliding block, the safety slide is corresponding with the main sliding slot in cross and slides in main sliding slot, and the T-type sliding block is in institute
State sliding in side channel set by main sliding slot two sides, be connected separately in the safety slide and the T-type sliding block a drawstring and
The end of b drawstring and a drawstring and b drawstring, which is connected with each other, a safety door hook, in side channel set by the main sliding slot two sides
It is respectively provided with the rack gear of a sawtooth pattern, it is convex that a fixation perpendicular to the rack gear tooth tip is respectively provided on the tooth tip of the rack gear
Thorn, the safety slide are equipped with urgent positioning device corresponding with the convex thorn of the fixation.During use, Neng Gouli
It is suspended on safety door hook with by the safety belt on body, the wherein a drawstring during body is up climbed with line bar
Length be greater than the b drawstring length, b drawstring can will be remained at into a high position using the rolling of pulley, thus when
The height that can further reduce personal fall when because b drawstring is in a high position of human body when fortuitous event occurs,
To further avoid conventional security band during the falling process because personal fall brings the injury of itself, and energy in the process
The danger fallen that body is enough prevented using urgent positioning device, further ensure that safety.
Wherein the urgent positioning device includes to be arranged in safety slide and side channel set by the main sliding slot two sides
Corresponding inside groove, the interior groove center are equipped with a raised convex block, and the convex block two sides are respectively equipped with one and the tooth
The bottom of the corresponding active positioning block of item, the active positioning block rotates in the b shaft set by the convex block two sides, described convex
The two sides of block, which further respectively have, is respectively provided with the b spring for suppressing active positioning block, institute in a spring eye and the spring eye
It states and is respectively equipped with an a through-hole in active positioning block, a gag lever post, the limit boom end are respectively equipped in a through-hole
It is respectively provided with a positioning drag hook corresponding with the convex thorn of the fixation, is respectively provided with an inner cavity in a through-hole, it is described interior intracavitary
Gag lever post on be respectively provided with a fixinig plate, be respectively set with a bullet for suppressing fixinig plate on the interior intracavitary gag lever post
Spring, the center of the convex block are additionally provided with the b through-hole for running through safety slide, are equipped with a T-type pull rod, institute in the b through-hole
It states T-type tie rod end and is connected with one piece of briquetting trapezoidal and corresponding with active positioning block set by the convex block two sides, the T
The c spring for suppressing the active positioning block is further sleeved on type pull rod, a drawstring is connected on the T-type pull rod.?
When falling problem generation, T-type backward stick action can be pulled using own wt, so that briquetting is pressed in set by convex block two sides
Active positioning block on, wherein active positioning block utilizes the angle of the trapezoidal two sides of briquetting and the activity of triangle in triangle
Locating piece is corresponding to be pressed in the active positioning block of two sides on rack gear, wherein the length of the gag lever post is logical greater than a
Gag lever post can be extruded a through-hole first by the length in hole, utilize the fixation on the positioning drag hook and rack gear of limit boom end setting
Convex thorn is correspondingly connected with, and briquetting is tightly pressed in active positioning block under own wt, can further prevent from limiting
The disengaging of position bar, to prevent falling for human body.
The two sides of the line bar body further respectively have corresponding Active foot plate, and the rising of the safety slide drives pedal
Opening, the safety slide decline drive pedal closure.In use, pedal can be arranged to the online body of rod
On, it is imitated so as to avoid because the frequent climbers self weight bring for climbing line bar is cumbersome while also can further improve climbing
Rate improves working efficiency, and during climbing line bar body, the rising of safety slide drives the opening of pedal, safety slide
Decline drives the closure of pedal, can be realized the closure of pedal during climbing with people, can further facilitate climbing
Line bar.
Detailed description of the invention
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is security power of embodiment of the present invention line bar overall structure diagram；
Fig. 2 is security power of embodiment of the present invention line bar overall structure side view；
Fig. 3 is rack gear and urgent positioning device set in main sliding slot inner side slot in security power of embodiment of the present invention line bar
Overall structure cross-sectional view；
Fig. 4 is active positioning block overall structure top view in security power of embodiment of the present invention line bar；
Fig. 5 is pedal and active positioning block overall structure cross-sectional view in security power of embodiment of the present invention line bar；
Fig. 6 is T-type sliding block overall structure top view in security power of embodiment of the present invention line bar；
Fig. 7 is T-type sliding block overall structure cross-sectional view in side channel in security power of embodiment of the present invention line bar；
Fig. 8 is safety slide overall structure diagram in security power of embodiment of the present invention line bar.
Figure label explanation: 1, line bar body 2, main sliding slot 3, pedal slot 301, half slot 4, pedal 5, safety slide
6, T-type sliding block 7, lifting rope 8, a drawstring 9, b drawstring 10, safety door hook 11, a shaft 12, fixed frame 13, permanent magnet 14,
Rack gear 15, fixed convex thorn 16, inside groove 17, active positioning block 18, b shaft 19, a through-hole 20, inner cavity 21, positioning drag hook
22, a spring 23, fixinig plate 24, b spring 25, b through-hole 26, briquetting 27, T-type pull rod 28, c spring 29, elastic plectrum
30, idler wheel 31, spring eye 32, gag lever post 33, convex block 36, urgent positioning device.
Specific embodiment
As depicted in figs. 1 and 2, a kind of security power line bar includes line bar body 1, and 1 side of line bar body includes one
A is in criss-cross main sliding slot 2, and the two sides of the main sliding slot 2 are respectively provided with a corresponding side channel and one and the side channel phase
The internal chute of connection, idler wheel 30 set by both ends are equipped with a lifting rope 7 slided on the idler wheel 30,7 both ends of lifting rope
Be connected separately with a safety slide 5 and T-type sliding block 6, the safety slide 5 it is corresponding with the main sliding slot 2 in cross and
Sliding in main sliding slot 2, wherein as shown in fig. 6, the T-type sliding block 6 slides in the side channel set by main 2 two sides of sliding slot, institute
It states and is connected separately with an a drawstring 8 and b drawstring 9 on safety slide 5 and the T-type sliding block 6 and a drawstring 8 and b drawstring 9
End, which is connected with each other, a safety door hook 10, and the rack gear of a sawtooth pattern is respectively provided in side channel set by main 2 two sides of sliding slot
14, the convex thorn 15 of a fixation perpendicular to 14 tooth tip of rack gear, the safety slide 5 are respectively provided on the tooth tip of the rack gear 14
It is equipped with and the fixation 15 corresponding urgent positioning devices 36 of convex thorn.
In use, the safety belt that body bundlees is hung on safety door hook 10, when during climbing line bar body 1
Wherein the length of a drawstring 8 is greater than the length of the b drawstring 9, then body will pull first during constantly rising
Then b drawstring 9 pulls T-type sliding block 6, then pull the lifting rope 7 on idler wheel 30 to pull the rising of safety slide 5, wherein pacifying
Full sliding block 5 is connected with an a drawstring 8, so that the rising of safety door hook 10 is pulled, when human body being capable of benefit in the case where causing danger
It is fixed on urgent positioning device 36 on the rack gear 14 of side channel set by main 2 two sides of sliding slot, is provided perpendicular on middle rack 14
The convex thorn 15 of the fixation of 14 tooth tip of rack gear, can limit falling for human body, when traditional safety belt meeting during falling
Certain injury caused by acting on safety to bring human body because of own wt, wherein the length of a drawstring 8, which is greater than the b drawstring 9, makes b
Drawstring 9 is in a high position, can further avoid because injury reduces impact of the safety belt to human body caused by bringing human body safely
Power.
As shown in Fig. 3, Fig. 4 and Fig. 8, wherein the urgent positioning device 36 includes to be arranged in safety slide 5 and institute
The corresponding inside groove 16 of side channel set by main 2 two sides of sliding slot is stated, 16 center of inside groove is equipped with a raised convex block 33, described
33 two sides of convex block are respectively equipped with an active positioning block 17 corresponding with the rack gear 14, the bottom of the active positioning block 17
It is rotated in the b shaft 18 set by 33 two sides of convex block, the two sides of the convex block 33 further respectively have a spring eye 31 and institute
It states and is respectively provided with the b spring 24 for suppressing active positioning block 17 in spring eye 31, be respectively equipped with one in the active positioning block 17
A a through-hole 19, is respectively equipped with a gag lever post 32 in a through-hole 19,32 end of gag lever post be respectively provided with one with it is described
15 corresponding positioning drag hooks 21 of convex thorn are fixed, are respectively provided with an inner cavity 20, the limit in the inner cavity 20 in a through-hole 19
It is respectively provided with a fixinig plate 23 on bar 32, is respectively set with one on the gag lever post 32 in the inner cavity 20 and suppresses fixinig plate 23
A spring 22, the center of the convex block 33 are additionally provided with the b through-hole 25 for running through safety slide 5, are equipped with one in the b through-hole 25
Root T-type pull rod 27,27 end of T-type pull rod be connected with one piece it is trapezoidal and with active positioning block set by 33 two sides of convex block
17 corresponding briquettings 26 are further sleeved with the c spring 28 for suppressing the active positioning block 17, institute on the T-type pull rod 27
A drawstring 8 is stated to be connected on the T-type pull rod 27.
Work as human body during falling in use process, will pull a drawstring 8 first and quickly act, to pull T-type
The fast quick-action of pull rod 27 is to which briquetting 26 to be quickly pressed in active positioning block 17, and wherein active positioning block 17 is separately positioned on
Two sides of convex block 33, and the bottom of active positioning block 17 rotates in the b shaft 18 set by 33 two sides of convex block, wherein convex block
33 two sides, which further respectively have, is respectively provided with the b bullet for suppressing active positioning block 17 in a spring eye 31 and the spring eye 31
Movable fixed block 17 can be pressed on rack gear 14 by spring 24 under the action of b spring 24, and active positioning block 17 is in triangle
Wherein briquetting 26 is trapezoidal corresponding with two pieces of active positioning blocks 17 for shape, wherein the length of the gag lever post 32 is greater than described
The length of a through-hole 19, then briquetting 26, which can be pressed in first on gag lever post 32, extrudes a through-hole 19, wherein gag lever post for gag lever post 32
32 ends are respectively provided with one and the fixation 15 corresponding positioning drag hooks 21 of convex thorn, then positioning drag hook 21 will be hooked on admittedly
In fixed convex thorn 15, to limit the whereabouts of safety slide 5, when briquetting 26 continues to pressure can be to active positioning block 17
Bigger power, so that safety slide 5 is fixed in the convex thorn 15 of fixation set by rack gear 14.When there is no dangerous situations
Under, wherein the elastic force pressure of the b spring 24 is greater than the elastic force pressure of the c spring 28 when human body climbs line bar body 1 down, then being
Make to be that briquetting 26 will not be pressed on the gag lever post 32 that movable fixed block 17 is arranged when pulling down T-type pull rod 27, to cannot make
Gag lever post 32 acts, and an inner cavity 20 is wherein respectively provided in a through-hole 19, is respectively provided with one on the gag lever post 32 in the inner cavity 20
Fixinig plate 23 is respectively set with a spring 22 for suppressing fixinig plate 23 on the gag lever post 32 in the inner cavity 20, in a spring
Gag lever post 32, which can set back, under the action of 22 prevents the random stretching of gag lever post 32, even when during the falling process
Positioning drag hook 21 would not be contacted with the convex thorn 15 of fixation, and safety slide 5 is made smoothly to fall.
As shown in figure 5, the two sides of the line bar body 1 further respectively have corresponding Active foot plate 4, the safety slide 5
Rising drive pedal 4 opening, the safety slide 5 decline drive pedal 4 closure.
Wherein the two sides of the internal chute are equipped with corresponding and the communication line body of rod 1 pedal slot 3, the bottom of the pedal slot 3
Portion is respectively provided with a half slot 301, and the pedal 4 rotates in set a shaft 11 in the pedal slot 3, each on the pedal 4
It is connected with an inclined fixed frame 12 and the pedal 4 and the fixed frame 12 extends in the internal chute 35, the peace
The two sides of full sliding block 5 are respectively provided with 2 elastic plectrums 29 corresponding with the pedal 4 and the fixed frame 12.
When up climbing line bar body 1, safety slide 5 is in high-order uphill process, the two of safety slide 5
Side is respectively arranged with 2 elastic plectrums 29, when pedal 4 in closed state, then elastic plectrum during continuous rise
29 will stir the inclined fixed frame 12 being arranged on pedal 4, and fixed frame 12 is acted with the rising of elastic plectrum 29, from
And open pedal 4, continue to rise because elastic plectrum 29 has elasticity after fixed frame 12 is fixed.When the process in whereabouts
Middle elastic plectrum 29 will be contacted with the pedal 4 extending into main sliding slot 2 first, so that the elastic force using elastic plectrum 29 will be stepped on
Plate 4 is closed, wherein being respectively provided with a permanent magnet 13 corresponding with the pedal 4 on the pedal slot 3, is closed when in pedal 4
During conjunction, pedal 4 can attract on permanent magnet 13, and prevent and arbitrarily open.
As shown in fig. 7, wherein the quadrangle of the T-type sliding block 6 be respectively equipped with it is arc-shaped and corresponding with the rack gear 14
Chamfering can also connect when T-type sliding block 6 slides in the side channel set by main 2 two sides of sliding slot with the rack gear 14 being arranged in side channel
Touching, chamfering corresponding with rack gear 14, which is arranged, on the quadrangle of T-type sliding block 6 can prevent the mistake in T-type sliding block 6 in rise and fall
The Cheng Zhongsi arm of angle contacts with rack gear 14 and influences normal sliding.
Claims (1)
1. a kind of security power line bar includes line bar body, it is characterised in that: line bar body side includes one in cross
The main sliding slot of shape, the two sides of the main sliding slot are respectively provided with a corresponding side channel and an interior cunning being connected with the side channel
Slot, the both ends of the main sliding slot are respectively provided with an idler wheel, idler wheel set by both ends be equipped with one slided on the idler wheel hang
Rope, the lifting rope both ends are connected separately with a safety slide and T-type sliding block, and the safety slide is in cross and the main sliding slot
Corresponding and slide in main sliding slot, the T-type sliding block slides in the side channel set by the main sliding slot two sides, the safety slip
An a drawstring and b drawstring are connected separately on block and the T-type sliding block and the interconnection of the end of a drawstring and b drawstring has
One safety door hook, is respectively provided with the rack gear of a sawtooth pattern in side channel set by the main sliding slot two sides, on the tooth tip of the rack gear
It is respectively provided with a convex thorn of fixation perpendicular to the rack gear tooth tip, the safety slide is equipped with corresponding with the convex thorn of the fixation
Urgent positioning device, the two sides of the line bar body further respectively have corresponding Active foot plate, the rising of the safety slide
The opening of pedal is driven, the decline of the safety slide drives the closure of pedal；
The urgent positioning device include be arranged in safety slide it is corresponding with side channel set by the main sliding slot two sides
Inside groove, the interior groove center be equipped with a raised convex block, the convex block two sides be respectively equipped with one it is corresponding with the rack gear
Active positioning block, the bottom of the active positioning block rotates in the b shaft set by the convex block two sides, the two sides of the convex block
It further respectively has and is respectively provided with the b spring for suppressing active positioning block in a spring eye and the spring eye, the activity is fixed
It is respectively equipped with an a through-hole on the block of position, a gag lever post is respectively equipped in a through-hole, the limit boom end is respectively provided with one
A positioning drag hook corresponding with the convex thorn of the fixation is respectively provided with an inner cavity, the interior intracavitary gag lever post in a through-hole
On be respectively provided with a fixinig plate, a spring for suppressing fixinig plate is respectively set on the interior intracavitary gag lever post, it is described convex
The center of block is additionally provided with the b through-hole for running through safety slide, is equipped with a T-type pull rod, the T-type pull rod in the b through-hole
End is connected with one piece of briquetting trapezoidal and corresponding with active positioning block set by the convex block two sides, on the T-type pull rod
It is further sleeved with the c spring for suppressing the active positioning block, a drawstring is connected on the T-type pull rod；
The length of the gag lever post is greater than the length of a through-hole；
The elastic force pressure of the b spring is greater than the elastic force pressure of the c spring；
The two sides of the internal chute are equipped with corresponding and the communication line body of rod pedal slot, and the bottom of the pedal slot is respectively provided with one
Half slot, the pedal rotate in set a shaft in the pedal slot, and an inclined fixation is respectively connected on the pedal
Frame and the pedal and the fixed frame extend in the internal chute, the two sides of the safety slide be respectively provided with 2 with it is described
Pedal and the corresponding elastic plectrum of the fixed frame；
The length of a drawstring is greater than the length of the b drawstring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710642666.0A CN107503559B (en) | 2015-12-13 | 2015-12-13 | Security power line bar |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510923883.8A CN105507651B (en) | 2015-12-13 | 2015-12-13 | A kind of security power line bar |
| CN201710642666.0A CN107503559B (en) | 2015-12-13 | 2015-12-13 | Security power line bar |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510923883.8A Division CN105507651B (en) | 2015-12-13 | 2015-12-13 | A kind of security power line bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107503559A CN107503559A (en) | 2017-12-22 |
| CN107503559B true CN107503559B (en) | 2019-04-19 |
Family
ID=55715923
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510923883.8A Active CN105507651B (en) | 2015-12-13 | 2015-12-13 | A kind of security power line bar |
| CN201710642686.8A Expired - Fee Related CN107412971B (en) | 2015-12-13 | 2015-12-13 | A kind of safe anti-falling falls electric line pole |
| CN201710642666.0A Active CN107503559B (en) | 2015-12-13 | 2015-12-13 | Security power line bar |
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| CN201510923883.8A Active CN105507651B (en) | 2015-12-13 | 2015-12-13 | A kind of security power line bar |
| CN201710642686.8A Expired - Fee Related CN107412971B (en) | 2015-12-13 | 2015-12-13 | A kind of safe anti-falling falls electric line pole |
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| CN106555503A (en) * | 2016-11-29 | 2017-04-05 | 中国铁塔股份有限公司长春市分公司 | A kind of multifunctional signal pylon |
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| CN107366468B (en) * | 2017-08-04 | 2019-09-27 | 泉州台商投资区华庆商贸有限公司 | One kind being based on gear-driven anti-inversion telegraph pole |
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| CN111119720A (en) * | 2020-01-17 | 2020-05-08 | 上海卞励实业有限公司 | New-type ladder of ascending a height |
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- 2015-12-13 CN CN201710642686.8A patent/CN107412971B/en not_active Expired - Fee Related
- 2015-12-13 CN CN201710642666.0A patent/CN107503559B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105507651A (en) | 2016-04-20 |
| CN105507651B (en) | 2018-01-26 |
| CN107412971B (en) | 2019-11-05 |
| CN107503559A (en) | 2017-12-22 |
| CN107412971A (en) | 2017-12-01 |
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