CN210029828U

CN210029828U - Tower machine vertical ladder pulls safe anti-falling device

Info

Publication number: CN210029828U
Application number: CN201920146351.1U
Authority: CN
Inventors: 仕军; 邓运辉; 金久富
Original assignee: CHINA NUCKEAR HUAXING TAT HONG MACHINERY CONSTRUCTION Co Ltd
Current assignee: CHINA NUCKEAR HUAXING TAT HONG MACHINERY CONSTRUCTION Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-02-07
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses a tower machine vertical ladder pulls safe anti-falling device, including the supporting leg, draw gear and No. two draw gear, when climbing up, guarantee the security through the position of the couple on the vertical ladder that changes safety clothing, in the climbing process if the couple on the safety clothing damages or forgets when hanging on the vertical ladder, guarantee that the staff can not fall when climbing, when getting off from the vertical ladder, wire rope around on the ratchet will be pulled out in the casing, when taking place to step on empty and weighing down, wire rope accelerates from the speed in the casing, the pawl will pin the ratchet automatically, wire rope's pull-out distance is shorter, guarantee that the staff can not be injured, when the staff stands steadily on the vertical ladder, No. two draw gear's load reduces, resume normal condition, guarantee that the staff can land safely.

Description

Tower machine vertical ladder pulls safe anti-falling device

Technical Field

The utility model relates to a building personal safety field specifically is a tower machine vertical ladder pulls safe anti-falling device.

Background

A tower crane is a short-for-short type for a tower crane, and has become the most common hoisting equipment in construction sites because of its high-efficiency carrying and hoisting functions, but the height of the crane is high, professional personnel are required to enter an operation room of the crane through climbing a vertical ladder to complete the operation of the crane and the high-altitude operation, in the process of climbing, the climbing is carried out by bare hands, when the vertical ladder is frozen in winter and water is on the vertical ladder in rainy days, the vertical ladder climbing by bare hands has great potential safety hazards, the vertical ladder of the existing tower crane lacks protective measures, and in addition, the problems of severe weather such as icing, rain, wind blowing and the like, improper operation of the climbing personnel in the climbing process and the like are solved, the climbing personnel have to step on the ground in the climbing process, the dangerous situations such as not gripping are greatly increased, and even the climbing personnel fall due to improper operation, a device for preventing personnel from falling off in the climbing process is necessary.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tower machine vertical ladder pulls safe anti-falling device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tower machine vertical ladder pulls safe anti-falling device, includes supporting leg, draw gear and No. two draw gear, its characterized in that: the inner side outer surfaces of the two supporting legs are fixedly provided with evenly distributed vertical ladders, the outer side upper ends of the two supporting legs are fixedly provided with hanging rods, the middle of the outer surface of the lower end of each hanging rod is fixedly provided with a lighting lamp, the upper end of the inner side outer surface of the supporting leg is fixedly provided with a placing platform, the outer surface of the upper end of the placing platform is provided with a through square hole, the outer surface of the upper end of the placing platform is fixedly provided with a fixing box, the outer surfaces of the two sides of the lower end of the fixing box are fixedly provided with fixing plates, the middle of the fixing plates at the two sides is provided with corresponding threaded holes, the inner parts of the threaded holes are rotatably connected with bolts, the tail ends of the bolts are in threaded connection with nuts, the fixing plates penetrate through the square holes, the threaded holes in, the utility model discloses a quick-witted, including the dead lever, draw gear, right side surface, left side surface and right side surface, the left side surface of dead lever and draw gear's last couple swing joint, draw gear's last couple lower extreme swing joint has the nylon rope, the other end movable mounting of nylon rope has a draw gear's lower couple, the right side surface movable mounting of dead lever has No. two draw gear's last couple, the lower extreme movable mounting of No. two draw gear's last couple has the nylon rope, the other end fixed mounting of nylon rope has the casing, fixed mounting has the ratchet in the middle of the inner wall of casing, the surface rotation of ratchet is connected with wire rope, and the inner wall lower extreme fixed.

Preferably, the outer surface of the vertical ladder is movably provided with a non-slip mat, and the non-slip mat is shorter than the vertical ladder.

Preferably, the guide hole formed at the lower end of the inner wall of the fixing box is not in the same plane with the bolt.

Preferably, the outer surfaces of the vertical ladder, the fixing box, the bolt, the nut and the shell are all subjected to paint spraying treatment.

Preferably, the steel wire rope of the lower hook of the second traction device passes through the pawl.

Preferably, the second traction device is a steel wire rope inside the shell under the condition that the second traction device is not used.

Compared with the prior art, the beneficial effects of the utility model are that: when a climber starts to climb, the climber wears the safety clothes, can hang a hook on the safety clothes on the vertical ladder, and is connected with a hanging ring on the safety clothes through a lower hook of the traction device I, and the anti-skid pads on the vertical ladder ensure that the probability of treading empty and skidding is reduced when the climber encounters severe weather, so that the safety of the climber is ensured;

a fixing plate at the lower end of the fixing box penetrates through the square hole of the placing platform and is fixed through a bolt and a nut, so that the stability of the fixing box is ensured; the upper hook of the first traction device and the upper hook of the second traction device are movably connected to the inner fixed rod of the fixed box, so that the joint of the two traction devices is prevented from being broken quickly due to factors such as rainwater and the like, and the service life is prolonged;

when down from the studio of hoist, under the not good condition of night or light, open the light, through every step of vertical ladder of light observation below, reduce and step on empty probability, No. two draw gear's lower couple is connected with the link on the safety clothing, when taking place to step on empty accident, because wire rope whereabouts is too fast, the ratchet can block dead ratchet immediately, reaction time is short, increases the security, compares in that to fix in the couple through on the safety clothing, efficiency is higher.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the structure placing platform of the present invention;

FIG. 3 is a perspective view of the fixing box of the present invention;

fig. 4 is a schematic view of the structure traction device of the present invention.

In the figure: the novel multifunctional non-slip mat comprises 1 supporting leg, 2 non-slip mats, 3 vertical ladders, 4 illuminating lamps, 5 hanging rods, 6 placing platforms, 7 square holes, 8 fixing boxes, 9 fixing rods, 10 guide holes, 11 threaded holes, 12 bolts, 13 nuts, 14 fixing plates, 15 traction devices, 16 nylon ropes, 17 traction devices, 18 ratchets, 19 shells, 20 pawls and 21 steel wire ropes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a safe anti-falling device for the traction of a tower crane vertical ladder comprises supporting legs 1, a traction device 15 and a traction device 17, wherein the inner outer surfaces of the two supporting legs 1 are fixedly provided with uniformly distributed vertical ladders 3, the outer surfaces of the vertical ladders 3 are movably provided with anti-slip pads 2, the anti-slip pads 2 are shorter than the vertical ladders 3, the anti-slip pads 2 on the vertical ladders 3 ensure that a worker can reduce the probability of stepping on the ground in severe weather and ensure the safety of the worker, the outer upper ends of the outer sides of the two supporting legs 1 are fixedly provided with hanging rods 5, the middle of the outer surface of the lower end of each hanging rod 5 is fixedly provided with an illuminating lamp 4, when the worker goes down from a working chamber of a crane, the illuminating lamp 4 is turned on at night or under the condition of poor light, each step on the vertical ladder 3 below is observed through the illuminating lamp 4, the probability of stepping on the, the outer surface of the upper end of the placing platform 6 is provided with a through square hole 7, the through square hole 7 is not only beneficial to reducing the residual of rainwater, but also can increase the stability of the fixing box 8, the outer surface of the upper end of the placing platform 6 is fixedly provided with the fixing box 8, the outer surfaces of two sides of the lower end of the fixing box 8 are fixedly provided with fixing plates 14, the middle of the fixing plates 14 at two sides is provided with corresponding threaded holes 11, the inner part of each threaded hole 11 is rotatably connected with a bolt 12, the tail end of each bolt 12 is in threaded connection with a nut 13, the fixing plate 14 penetrates through the square hole 7, the threaded holes 11 on the fixing plate 14 are positioned below the square holes 7, the fixing plate 14 is fixed through the bolts 12 and the nuts 13, the stability of the fixing box 8 is ensured, the upper end of the inner wall of the fixing box 8 is fixedly provided with a fixing rod 9, two sides of the bottom, the connecting part of the two traction devices is prevented from being accelerated to break due to factors such as rainwater and the like, the service life is prolonged, the outer surface of the left side of the fixed rod 9 is movably connected with the upper hook of the first traction device 15, the lower end of the upper hook of the first traction device 15 is movably connected with a nylon rope 16, the other end of the nylon rope 16 is movably provided with the lower hook of the first traction device 15, the outer surface of the right side of the fixed rod 9 is movably provided with the upper hook of the second traction device 17, the lower end of the upper hook of the second traction device 17 is movably provided with the nylon rope 16, the other end of the nylon rope 16 is fixedly provided with a shell 19, a ratchet wheel 18 is fixedly arranged in the middle of the inner wall of the shell 19, the outer surface of the ratchet wheel 18 is rotatably connected with a steel wire rope 21, the lower end of the inner wall, wire rope 21 of second draw gear 17's lower couple passes through pawl 20, and under the condition of not using, wire rope 21 is in the inside of casing 19, and second draw gear 17's lower couple is connected with the link on the safety clothing, and when taking place to step on empty accident, because wire rope 21 whereabouts is too fast, pawl 20 can block dead ratchet 18 immediately, and reaction time is short, can not produce the rocking when the whereabouts moreover, compares in that to fix through the couple on the safety clothing, the great improvement of security.

When the safety clothes climbing device is used, the lower hook of the first traction device 15 is connected with a hanging ring on the safety clothes when climbing upwards, safety is guaranteed by changing the position of the hook on the safety clothes on the vertical ladder 3, and if the hook on the safety clothes is damaged or forgotten to be hung on the vertical ladder 3 in the climbing process, the first traction device 15 guarantees that a worker cannot fall off when climbing;

when the ladder stand goes up and down from the vertical ladder 3, the lower hook of the second traction device 17 is connected with a hanging ring of the safety clothes, in the process of going down, a steel wire rope 21 wound on the ratchet wheel 18 in the shell 19 can be pulled out, when the ladder stand falls off in a treading mode, the speed of the steel wire rope 21 in the shell 19 is increased, the ratchet 20 can automatically lock the ratchet wheel 18, the pulling-out distance of the steel wire rope 21 is short, and therefore workers are guaranteed not to be injured, when the workers stably stand on the vertical ladder 3, the load of the second traction device 17 is reduced, the normal state is recovered, and the workers can be guaranteed to land safely.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tower machine vertical ladder pulls safe anti-falling device, includes supporting leg (1), draw gear (15) and No. two draw gear (17), its characterized in that: the novel support leg comprises two support legs (1), wherein the inner side outer surfaces of the two support legs (1) are fixedly provided with evenly distributed vertical ladder stands (3), the outer side upper ends of the two support legs (1) are fixedly provided with hanging rods (5), the middle of the lower end outer surface of each hanging rod (5) is fixedly provided with a lighting lamp (4), the upper end of the inner side outer surface of each support leg (1) is fixedly provided with a placement platform (6), the upper end outer surface of each placement platform (6) is provided with a through square hole (7), the upper end outer surface of each placement platform (6) is fixedly provided with a fixing box (8), the outer surfaces of the two sides of the lower end of each fixing box (8) are fixedly provided with fixing plates (14), the middle of the fixing plates (14) at the two sides are provided with corresponding threaded holes (11), the inner parts of the threaded, the fixing plate (14) penetrates through the square hole (7), a threaded hole (11) in the fixing plate (14) is located below the square hole (7), a fixing rod (9) is fixedly mounted at the upper end of the inner wall of the fixing box (8), guide holes (10) are formed in two sides of the bottom end of the inner wall of the fixing box (8), the outer surface of the left side of the fixing rod (9) is movably connected with an upper hook of a traction device (15), a nylon rope (16) is movably connected to the lower end of the upper hook of the traction device (15), a lower hook of the traction device (15) is movably mounted at the other end of the nylon rope (16), an upper hook of a second traction device (17) is movably mounted on the outer surface of the right side of the fixing rod (9), the nylon rope (16) is movably mounted at the lower end of the upper hook of the second traction device (17), and a shell (19) is fixedly mounted at the other end of, ratchet (18) are fixedly mounted in the middle of the inner wall of the shell (19), a steel wire rope (21) is rotatably connected to the outer surface of the ratchet (18), a pawl (20) is fixedly mounted at the lower end of the inner wall of the shell (19), and the other end of the steel wire rope (21) is fixedly connected with a lower hook of the second traction device (17).

2. The tower crane vertical ladder traction safety anti-falling device is characterized in that: the outer surface of the vertical ladder (3) is movably provided with an anti-skid pad (2), and the anti-skid pad (2) is shorter than the vertical ladder (3).

3. The tower crane vertical ladder traction safety anti-falling device is characterized in that: the guide hole (10) formed in the lower end of the inner wall of the fixing box (8) and the bolt (12) are not in the same plane.

4. The tower crane vertical ladder traction safety anti-falling device is characterized in that: the outer surfaces of the vertical ladder (3), the fixing box (8), the bolt (12), the nut (13) and the shell (19) are all subjected to paint spraying treatment.

5. The tower crane vertical ladder traction safety anti-falling device is characterized in that: and a steel wire rope (21) of a lower hook of the second traction device (17) passes through the pawl (20).

6. The tower crane vertical ladder traction safety anti-falling device is characterized in that: when the second traction device (17) is not used, the steel wire rope (21) is arranged inside the shell (19).