CN2784026Y - T shaped track type climbing falling protective device and the special track - Google Patents

Abstract

The utility model relates to a T-shaped track type climbing falling protective device and a special track. A protective device body is provided with a rope tying hole, the bottom is provided with a track limiting groove, and the device body is provided with a core frame which can slide on the device body and is positioned by the device body; a speed limiting spring is arranged between one end of the core frame and the device body, and the core frame is provided with an outside strake and an inside strake which are provided with rotary shafts; each rotary shaft is provided with a star wheel which is matched with a climbing track, a bottom plate of the device body is provided with a groove through which the wheel rim of the star wheel is positioned in the space of the track limiting groove and the outer side of the outside strake is provided with an eccentric damping mechanism which is linked with the rotary shafts. The utility model is matched with the special track to reliably protect operation staff in the whole operating process, and can be locked and stopped reliably in any case.

Description

T shape rail mounted is climbed falling guard device and dedicated track

Technical field

The utility model relates to a kind of climbing protective device, particularly relates to a kind of falling guard device of protecting by self-locking in orbit when climbing.

Background technology

People often need to wear the protection instrument in carrying out ascend operation or other vertical climbing, when preventing that people from making a fault in climbing, can promptly produce self-locking, the safety in the protection people climbing.The existing vertical protection device that adopts tightrope, steel wire rope, rigid track since its accommodation to environmental condition narrow, can not turn, can not secure ratcs when tilting to climb, might lose fault of construction such as self-locking device function during human body collision self-locking device, have unsafe factor in actual applications.

The ZL02269943.0 utility model patent discloses a kind of rail mounted Self locking device for climbing, comprise body with locking face and the track clamping device that links to each other with body by rotating shaft, body is made up of substrate and the spacing cover plate of track, on the spacing cover plate of substrate and track the locking mechanism that matches is arranged, track clamping device is formed by eccentric pinch roller and connecting ring that rotating shaft flexibly connects, is activity between rotating shaft and substrate and the spacing cover plate of track and cooperates.This Self locking device for climbing is because its locking system is eccentric pinch roller and connecting ring, and the lap belt rope is connected on the connecting ring, and connecting ring is a kind of rocker arrangement, and for the climbing of tilting, its locking system can't produce self-locking; Operating personnel's clothing when climbing is fallen hangs on the protector or influences self-locking when running into protector; Simultaneously; this Self locking device for climbing is to produce frictional force and play a protective role by eccentric pinch roller compressing track; coefficient of friction between self-locking device and its track is uncertain because of reason such as sleet, freeze; in the case; the peak load of self-locking device obviously reduces, and influence is to the personnel's that fall effective and safe protection.

Summary of the invention

The purpose of this utility model provide a kind of to operating personnel's operation overall process carry out reliably protecting, under any circumstance can both secure ratcs T shape rail mounted climb the falling guard device.

The purpose of this utility model also is to provide a kind of dedicated track matching used with it.

For achieving the above object; the technical solution adopted in the utility model is: a kind of T shape rail mounted is climbed the falling guard device; has a body; body is provided with rope hole; the bottom is provided with the track stopper slot; can on body, slide and by the core frame of body location being equipped with on the body; between core frame one end and the body speed limit spring is housed; the core frame has outer panel and interior plate; rotating shaft and rotating shaft are housed on interior outer panel; be equipped with in the rotating shaft and be used for and climb the pocket-wheel that track matches; the base plate of body is provided with groove; the wheel rim of pocket-wheel sees through groove and is positioned at the space at track stopper slot place, and the eccentric damping mechanism with rotating shaft and rotating shaft interlock is housed on the outer panel outside.

Described eccentric damping mechanism is made up of deceleration piece, pinion, gear wheel, damping nahlock, be provided with one near an end on the deceleration piece and change the hole, the damping nahlock is contained in this commentaries on classics hole, the eccentric shaft of damping nahlock is coaxial with rotating shaft and be connected, pinion is contained in the axle head of rotating shaft, be provided with a gag lever post at the deceleration piece other end, gag lever post places in the stopper slot on the outer panel, at the axle head of rotating shaft gear wheel with pinion is housed.

The guide rail location-plate is housed on the gusset of body; two limit shafts of guide rail location-plate stretch into the gusset inboard by two axis holes of gusset; on protector, be covered with protective cover; two borehole jacks are arranged on limit shaft and fixing on the protective cover, spring is contained on the limit shaft between guide rail location-plate and the protective cover.

Be "T"-shaped with the matching used dedicated track end surface shape of above-mentioned climbing falling guard device, and on the protector track stopper slot contact-making surface equally spaced hole arranged.

After adopting technical solutions of the utility model, because the protector employing is to beat the track that square hole is made by band steel, it is meshed with the protector pocket-wheel, has thoroughly solved the uncertain problem of coefficient of friction between protector and the track.The waistband rope is connected on the rope hole of protector outer casing, and protector relies on the relative velocity of body and core frame to realize latch functions, and with whether tilt to climb irrelevant, even clothing hangs on the protector or running into protector does not influence self-locking yet when personnel fall.The principle of the damping action similar to Clock and Watch pendulum of eccentric damping mechanism, its falling speed is constant, can guarantee to produce speed difference between protector and the human body reliably when falling, thereby guarantee distance of fall and locking effect.

Description of drawings

Fig. 1 removes protector structure schematic diagram behind gear wheel and the pinion for the utility model;

Fig. 2 is a vertical view of the present utility model;

Fig. 3 is a left view of the present utility model;

Fig. 4 is the A-A cross-sectional view of Fig. 2;

Fig. 5 is the structural representation of the utility model protective cover;

Fig. 6 is the structural representation of the utility model T shape track;

Fig. 7 is the vertical view of T shape track;

Fig. 8 is the left view of T shape track.

The specific embodiment

Shown in Fig. 1,2,3,4, the body 1 that T shape rail mounted is climbed the falling guard device is provided with rope hole 24, tether between the waist when being used to fasten the climbing personnel and climbing operation.The body bottom is provided with track stopper slot 14.Track stopper slot 14 can form by inwardly bending relatively symmetrically before and after body 1 bottom to " L " shape shown in A portion among Fig. 3, also can be only wherein being bent into " L " shape before and after body 1 bottom in the side direction, and guide rail location-plate 10 is housed on the gusset 22 of body 1 bottom opposite side, two limit shafts 15 of guide rail location-plate 10 stretch into gusset 22 inboards by the axis hole of gusset 22.Be covered with protective cover 12 on protector, have two holes 26 to be enclosed within on the limit shaft 15 on the protective cover 12 and fixing, spring 23 is contained on the limit shaft 15 between guide rail location-plate 10 and the protective cover 12.In such cases, form the track stopper slot jointly by " L " shape part and two limit shaft 15 ends.Press location-plate 10; limit shaft 15 indentation locating holes 16 on the location-plate 10 advance T shape track 13 folders shown in Fig. 6,7,8 in the T shape guide rail stopper slot 14 of protector body 1, unclamp guide rail location-plate 10; limit shaft 15 returns to original position automatically, makes things convenient for the installation of protector.

Can on body 1, slide and by the core frame of body 1 location being equipped with on the body 1, one speed limit spring 24 is housed between core frame one end and the body, the core frame has outer panel 3 and interior plate 2, rotating shaft 19 and rotating shaft 5 are housed on interior outer panel, are equipped with in the rotating shaft 19 and are used for and climb the pocket-wheel 6 that T shape track 13 matches.The base plate of body 1 is provided with groove 21, and the wheel rim 6a of pocket-wheel 6 sees through groove 21 and is positioned at the space at track stopper slot 14 places.When the protection device was contained on the T shape track, wheel rim 6a outstanding on the pocket-wheel 6 was meshed successively with the equidistant hole 25 of T shape track in rotation process, thereby can make protector along the smooth upstream or downstream of T shape track.Eccentric damping mechanism with rotating shaft 19 and rotating shaft 5 interlocks is housed on the outer panel outside, eccentric damping mechanism is made up of deceleration piece 4, pinion 8, gear wheel 7, damping nahlock 9, be provided with one near an end on the deceleration piece 4 and change the hole, in this commentaries on classics hole damping nahlock 9 is housed, the eccentric shaft 17 of damping nahlock 9 and rotating shaft 5 are coaxial and be connected, pinion 8 is contained in the axle head of rotating shaft 17, be provided with a gag lever post 20 at deceleration piece 4 other ends, gag lever post 20 places in the stopper slot 11 on the outer panel, at the axle head of rotating shaft 19 gear wheel 7 with pinion 8 engagements is housed.When protector along in the smooth upstream or downstream process of T shape track; under the effect of speed limit spring 24; the core frame remains on normal operation position; pocket-wheel 6 uninterruptedly rotates, because gear wheel 7 and pocket-wheel 6 coaxial rotation, pinion 8 also rotates thereupon; also rotate and drive 9 rotations of eccentric damping nahlock with the rotating shaft 5 that pinion is coaxial; because wobbler action, gag lever post 20 is just reciprocating in stopper slot 11, and deceleration piece 4 also moves back and forth.

The effect of eccentric damping mechanism is to keep the constant airspeed that the core frame moves downward, during climbing, the core frame in body 1 below, pocket-wheel 6 normal rotation, protector is up smoothly on T shape track 13 tracks; When descending, the speed limit spring is pushed down the core frame and is made its below that maintains body 1 normal, and human body descends with identical speed substantially with protector; When falling, the core frame descends with constant speed, and body 1 descends with the freely falling body rule with human body, when the decrease speed of body 1 decrease speed greater than the core frame, because the gravity of human body is greater than the elastic force of speed limit spring, relative moving upward takes place in the core frame in body, and core frame upper end is spacing by body, pocket-wheel 6 is pinned by the hole 25 of T shape track, finishes latch functions.

Claims (4)

1; a kind of T shape rail mounted is climbed the falling guard device; has a body (1); it is characterized in that; body (1) is provided with rope hole (18); the bottom is provided with track stopper slot (14); being equipped with on body (1) can be at last slip of body (1) and the core frame of being located by body (1); speed limit spring (24) is housed between core frame one end and the body; the core frame has outer panel (3) and interior plate (2); rotating shaft (19) and rotating shaft (5) are housed on interior outer panel; the pocket-wheel (6) that is used for and climbs track and match is housed in the rotating shaft (19); the base plate of body (1) is provided with groove (21); the wheel rim (6a) of pocket-wheel (6) sees through groove (21) and is positioned at the space at track stopper slot (14) place, and the eccentric damping mechanism with rotating shaft (19) and rotating shaft (5) interlock is housed on the outer panel outside.

2; climbing falling guard device as claimed in claim 1; it is characterized in that; described eccentric damping mechanism is by deceleration piece (4); pinion (8); gear wheel (7); damping nahlock (9) is formed; deceleration piece (4) is gone up near an end and is provided with a commentaries on classics hole; damping nahlock (9) is contained in this commentaries on classics hole; the eccentric shaft (17) of damping nahlock (9) is coaxial with rotating shaft (5) and be connected; pinion (8) is contained in the axle head of rotating shaft (17); be provided with a gag lever post (20) at deceleration piece (4) other end; gag lever post (20) places in the stopper slot (11) on the outer panel, at the axle head of rotating shaft (19) gear wheel (7) with pinion (8) engagement is housed.

3, climbing falling guard device as claimed in claim 1 or 2; it is characterized in that; on the gusset (22) of body, guide rail location-plate (10) is housed; two limit shafts (15) of guide rail location-plate (10) stretch into gusset (22) inboard by two axis holes (16) of gusset (22); on protector, be covered with protective cover (12); have two holes (26) to be enclosed within that limit shaft (15) is gone up on the protective cover (12) and fixing, spring (23) is contained on the limit shaft (15) between guide rail location-plate (10) and the protective cover (12).

4, the matching used dedicated track of the described climbing falling guard of a kind of and claim 1 device is characterized in that the track end surface shape is "T"-shaped, and on protector track stopper slot (14) contact-making surface equally spaced hole (25) is arranged.

Images