CN201744097U - Aloft work anti-fall device - Google Patents
Aloft work anti-fall device Download PDFInfo
- Publication number
- CN201744097U CN201744097U CN2010202342091U CN201020234209U CN201744097U CN 201744097 U CN201744097 U CN 201744097U CN 2010202342091 U CN2010202342091 U CN 2010202342091U CN 201020234209 U CN201020234209 U CN 201020234209U CN 201744097 U CN201744097 U CN 201744097U
- Authority
- CN
- China
- Prior art keywords
- sliding seat
- shape track
- slot
- roller
- sides
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Emergency Lowering Means (AREA)
Abstract
The utility model belongs to a safe tool for aloft work and provides an aloft work anti-fall device. The aloft work anti-fall device mainly comprises a T-shaped track (13) and a sliding seat (3), wherein two sides of a T-shaped slot of the sliding seat are respectively provided with floating rollers (10), and a top spring (7) acting on the floating rollers, so as to form an elastic flexible support structure making up the floating rollers; under the action of the top spring, the floating rollers (10) are elastically pressed against two sides of the T-shaped track in the T-shaped slot; two sides of the T-shaped track (13) in the T-shaped slot are positioned in the groove on an outer diameter plane of each floating roller and keep a certain gap from the front and rear surfaces of the T-shaped slot of the sliding seat, thus forming a rolling friction structure when the sliding seat moves along the T-shaped track. The structure enables the sliding seat to move along the T-shaped track under rolling friction, so that the resistance when the sliding seat moves along the T-shaped track is reduced, and no speed reduction, deflection and stagnation when the sliding seat moves along the T-shaped track can be ensured.
Description
Technical field
The utility model belongs to the work high above the ground security tool, mainly proposes a kind of fall protection device for working at height, is used for climbing, decline and the protection of high-altitude parallel operations process safe of electric power tower or other work high above the ground facility.
Background technology
The human body safety belt connected with anti-disengagement between the pylon when fall protection device for working at height was used for work high above the ground.Present stage, the measure of work high above the ground fall arrest is: an end of human body safety rope is connected with the movable pressing board of falling proof device, movable pressing board and sliding seat are articulated and connected and press and touch on latch segment, sliding seat combines and can move up and down along T shape track with T shape track on the electric power tower that is arranged on required operation or other facilities by its T-slot, for the cell wall that guarantees falling proof device not stall when T shape track moves, no deflection, no clamping stagnation T-slot is provided with ratio wheel, directive wheel and directional wheel.When the operative employee fell, movable pressing board acts on movable jam plate made it go deep in the sliding seat the relative T shape of sliding seat track being locked, and plays the safety effect of fall arrest.
This kind uses the problem of mode of operation to be: when the operative employee falls downwards, when latch segment is locked the relative T shape of sliding seat track, latch segment acts on T shape track makes T shape track be close to directional wheel locking, because the people makes latch segment stressed very big when falling, make T shape track be used for directional wheel with very big masterpiece and make directed wheel shaft stress deformation, the result slides dumb or the directional wheel shaft distortion seriously causes this falling proof device to use once just can not re-using when reusing this falling proof device.
Summary of the invention
For addressing the above problem, the purpose of this utility model is to propose a kind of fall protection device for working at height.
The utility model is to finish the technical scheme that its invention task takes to be: a kind of fall protection device for working at height mainly comprises T shape track and sliding seat; Described T shape track is arranged on the electric power tower or other facility of required operation; Described sliding seat combines with T shape track and can move along T shape track is upper and lower; Described sliding seat has makes it snap in the T-slot of T shape track; Be respectively arranged with unsteady roller in the both sides of sliding seat T-slot, be provided with the top spring that acts on the roller that floats in the described sliding seat, the roller elasticity under the spring effect of top of floating is pressed and is touched in the T shape track both sides that are positioned at T-slot, constitutes the elasticity movement support structures of the roller that floats; The connecting axle of described unsteady roller is fastenedly connected on activity awl piece, and described movable awl piece is articulated and connected by rotating shaft and sliding seat; The outer diametric plane that described unsteady roller contacts with T shape track is a groove structure, T shape track two sides in the described T-slot are positioned at the groove of the outer diametric plane of roller that floats, and all keep certain interval between the forward and backward surface of sliding seat T-slot, activity under the spring effect of top awl piece is pressed the roller elasticity of floating and is touched in the both sides of T shape track, constitutes the rolling friction structure of sliding seat when T shape track moves.
The sidewall of the outer diametric plane groove of described unsteady roller is the inclined-plane.
Described unsteady roller is four, promptly in the both sides of T-slot two unsteady rollers is set respectively.
A kind of fall protection device for working at height that the utility model proposes, touch in the T shape track both sides that are positioned at T-slot by the unsteady roller elasticity pressure under spring action that is arranged on sliding seat T-slot both sides, sliding seat is moved along T shape track be rolling friction, reduced the resistance of sliding seat when T shape track moves, and guaranteed that sliding seat is at not stall when T shape track moves, no deflection, no clamping stagnation
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
Among the figure: 1, movable pressing board, 2, locking spring, 3, sliding seat, 4, movable rotation-shaft, 5, latch segment, 6, back-moving spring, 7, the top spring, 8, rotating shaft, 9, movable awl piece, 10, the roller that floats, 11, connecting axle, 12, T-slot, 13, T shape track.
The specific embodiment
With specific embodiment the utility model is illustrated in conjunction with the accompanying drawings, but does not constitute any restriction of the present utility model.
As shown in Figure 1 and Figure 2, a kind of fall protection device for working at height mainly comprises T shape track 13 and sliding seat 3; Described T shape track 13 is arranged on the electric power tower or other facility of required operation; Described sliding seat 3 combines with T shape track 13 and can move up and down along T shape track 13; Described sliding seat 3 has makes it snap in the T-slot 12 of T shape track; The sidewall of described T-slot 12 is provided with by connecting axle 11 and is connected the movable unsteady roller 10 of boring on the piece 9 and being close to T shape track 13, and the connecting axle 11 of the roller 10 that floats is fastenedly connected with movable awl piece 9; Described movable awl piece 9 is articulated and connected by rotating shaft 8 with sliding seat 3, be provided with the top spring 7 that acts on movable awl piece 9 in the described sliding seat 3, movable awl piece 98 rotates under the effect of top spring 7 around the shaft, make the roller 10 that floats be close to the T shape track that is positioned at T-slot, in order to the assurance falling proof device at not stall when mobile, no deflection, no clamping stagnation on T shape track.The outer diametric plane that described unsteady roller contacts with T shape track is a groove structure, and the sidewall of described groove is the inclined-plane, and normal upper and lower when mobile at sliding seat 3, the both sides of T shape track lay respectively in the groove of the corresponding unsteady roller of institute; When the people falls, latch segment when stretching in the T-slot of sliding seat forward, can make T shape track both sides move along the inclined-plane of the roller groove that floats under the movable pressing board effect, and the T shape track piece that is locked is pressed on the rear surface of T-slot.Described unsteady roller is four, promptly in the both sides of T-slot two unsteady rollers is set respectively.Described sliding seat 3 has movable pressing board 1 and movable pressing board 1 and sliding seat 3 is articulated and connected, and promptly described movable pressing board 1 is hinged on the top of sliding seat by movable rotation-shaft 4; Be provided with latch segment 5 in the described sliding seat, the front end of latch segment 5 can stretch under the effect of movable pressing board 1 in the T-slot 12 of sliding seat, with 13 lockings of the relative T shape of sliding seat track; Be provided with the locking spring 2 that makes movable pressing board under its elastic reaction, rotate and act on latch segment, promptly between sliding seat 3 and movable pressing board 1, be provided with the locking spring 2 that is used to hold out against movable pressing board 1 around movable rotation-shaft; Be provided with in the described sliding seat 3 with so that the back-moving spring 6 that latch segment 5 withdrawal resets, promptly latch segment 5 resets under the effect of back-moving spring 6, in its front end withdrawal sliding seat, with the lock release of the relative T shape of sliding seat track.Has the convenient hole that connects safety rope and actuating movable pressing board on the described movable pressing board 1.
Use of the present utility model is: the snap ring of safety rope one end is connected with hole on the sliding seat movable pressing board, sliding seat is combined with T shape track from T shape track bottom by T-slot, the operative employee is when the electric power tower makes progress, under the effect that safety rope upwards lifts, movable pressing board rotates counterclockwise and makes pairing locking spring compression around movable rotation-shaft, latch segment the effect lower front end of corresponding back-moving spring be positioned at sliding seat, sliding seat moves up with safety rope along T shape track; The roller elasticity under spring action of floating is pressed and is touched in the T shape track both sides that are positioned at T-slot, to guarantee that sliding seat is at not stall when T shape track moves, no deflection, no clamping stagnation; Slip up when falling downwards the operative employee, the movable pressing board of sliding seat clockwise rotates (pairing locking spring release) around movable rotation-shaft and acts on latch segment, the latch segment front end is stretched in the T-slot of sliding seat the locking of the relative T shape of sliding seat track, play the safety effect of fall arrest.
Claims (4)
1. a fall protection device for working at height mainly comprises T shape track (13) and sliding seat (3); Described T shape track (13) is arranged on the electric power tower or other facility of required operation; Described sliding seat (3) combines with T shape track (13) and can move up and down along T shape track (13); Described sliding seat (3) has makes its T-slot that snaps in T shape track (12); It is characterized in that: be respectively arranged with unsteady roller (10) in the both sides of sliding seat T-slot, and be provided with the top spring (7) that acts on the roller that floats, constitute the elasticity movement support structures of the roller that floats, roller (10) elasticity under the spring effect of top of floating is pressed and is touched in the T shape track both sides that are positioned at T-slot; The connecting axle of described unsteady roller (11) is fastenedly connected on activity awl piece (9), described movable awl piece (9) is articulated and connected by rotating shaft (8) and sliding seat (3), the outer diametric plane that described unsteady roller contacts with T shape track is a groove structure, described T shape track (13) both sides that are positioned at T-slot are positioned at the groove of the outer diametric plane of roller that floats, before the sliding seat T-slot, all keep certain interval between the rear surface, activity under the spring effect of top awl piece (9) is pressed unsteady roller (13) elasticity and is touched in the both sides of T shape track, constitutes the rolling friction structure of sliding seat when T shape track moves.
2. according to the described a kind of fall protection device for working at height of claim 1, it is characterized in that: its sidewall of groove of the outer diametric plane of described unsteady roller is the inclined-plane.
3. according to the described a kind of fall protection device for working at height of claim 1, it is characterized in that: described unsteady roller is four, promptly in the both sides of T-slot two unsteady rollers is set respectively.
4. according to the described a kind of fall protection device for working at height of claim 1, it is characterized in that: described sliding seat has movable pressing board (1) and movable pressing board (1) is articulated and connected by movable rotation-shaft (4) and sliding seat (3); Be provided with in the described sliding seat and can under movable pressing board (1) effect, stretch into the latch segment (5) of in the sliding seat T-slot (12) the relative T shape of sliding seat track being locked; Be provided with the locking spring (2) that makes movable pressing board (1) under its elastic reaction, rotate and act on latch segment (5) around movable rotation-shaft (4); Be provided with in the sliding seat and make the back-moving spring (6) that resets in latch segment (5) the front end withdrawal sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202342091U CN201744097U (en) | 2010-06-13 | 2010-06-13 | Aloft work anti-fall device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202342091U CN201744097U (en) | 2010-06-13 | 2010-06-13 | Aloft work anti-fall device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201744097U true CN201744097U (en) | 2011-02-16 |
Family
ID=43578771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202342091U Expired - Fee Related CN201744097U (en) | 2010-06-13 | 2010-06-13 | Aloft work anti-fall device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201744097U (en) |
-
2010
- 2010-06-13 CN CN2010202342091U patent/CN201744097U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204395354U (en) | Rope climb device | |
| CN201744097U (en) | Aloft work anti-fall device | |
| CN204979994U (en) | Shaped steel lift pusher jack | |
| CN203262608U (en) | Computer lifting stand | |
| CN201744096U (en) | Anti-falling device with improved structure for aloftwork | |
| CN201603321U (en) | Anti-falling device for working aloft | |
| CN203750063U (en) | Rail self-locking device and aerial falling protector comprising same | |
| CN201519392U (en) | Falling protector used for vertical guide rail | |
| CN202699902U (en) | Anti-falling self-locking device for tower | |
| CN105688341B (en) | Rope speed reducer structure of high-rise circulating escape device | |
| CN206285370U (en) | A kind of high voltage transmission line tower operation falling prevention device | |
| CN101708356B (en) | Fall protection device for working at height | |
| CN204609269U (en) | A kind of lifted scaffold falling proof device | |
| CN206816163U (en) | A kind of network service construction double ladder | |
| CN206172381U (en) | Chain elevator chain buffer | |
| CN202924505U (en) | Mechanical stop device for domestic elevator | |
| CN105688342B (en) | Rope speed reduction and recovery structure of high-rise circulating escape device | |
| CN203227265U (en) | Fall-protection climbing device | |
| CN202151158U (en) | Moving and positioning mechanism for umbrella handle part of suspending umbrella | |
| CN200966853Y (en) | Rail anti-dropping device | |
| CN105709343B (en) | Device for driving rope in high-rise circulating escape device | |
| CN207934792U (en) | A kind of decorative engineering decoration cat ladder | |
| CN202087584U (en) | Roller way overshoot prevention device | |
| CN206228781U (en) | A kind of wind-powered electricity generation specialized type escape slow-lowering device | |
| CN201727853U (en) | High altitude rescue lifting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20130613 |