CN209778126U

CN209778126U - Anti-falling straight ladder for tower crane climbing

Info

Publication number: CN209778126U
Application number: CN201920559026.8U
Authority: CN
Inventors: 吴涛
Original assignee: Hubei Yitao Construction Co Ltd
Current assignee: Yitao Construction Group Co.,Ltd.
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2019-12-13
Anticipated expiration: 2029-04-23

Abstract

the utility model provides a tower crane climbing anti-falling straight ladder, includes the ladder body, the ladder body including two backup pads and a plurality of footboard that the symmetry set up, be equipped with first spacing groove in the backup pad, it has spacing rack to be equipped with the symmetry on the inner wall of spacing groove, first spacing inslot is equipped with the slider, the slider passes through the fixed rope of second and spring hook fixed connection, is equipped with the second spacing groove in the slider, the symmetry is equipped with two slides in the second spacing groove, two slides are through a plurality of spring coupling, be equipped with a plurality ofly on the slide and spacing rack complex fixed tooth. By adopting the structure, the vertical ladder of the tower crane is transformed, so that the safety protection device is convenient for workers to use, a fixing mechanism is not required to be manually controlled in the climbing process, the convenience is improved, and the safety coefficient is high; the device is convenient to reuse, and two different protection mechanisms are adopted for upward climbing and downward climbing, so that the device is more convenient and beneficial to use; the whole device is simple in structure and high in practicability.

Description

anti-falling straight ladder for tower crane climbing

Technical Field

The utility model relates to a tower crane device field, especially a tower crane climbing anti-falling vertical ladder.

Background

The tower crane is the most common hoisting equipment in construction sites, also known as tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by virtue of section-by-section extension (height) (referred to as standard section for short). The tower crane is the indispensable equipment on the building site, because the tower crane is generally higher, operating personnel need climb to the control room that is located the tower crane top through the vertical ladder, have this higher physical power and the requirement of attention to the staff. However, in the actual work, weather often can appear not good, as rainy or special construction environment night, staff's self state condition also often fluctuates moreover, this incident appears easily with regard to the in-process that causes climbing tower crane vertical ladder easily, and current protection device generally all goes on through fixed rope cooperation couple, and the operation couple that still does not stop in the climbing, unusual waste time, and is troublesome moreover.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a tower crane climbing anti-falling straight ladder, which realizes the reconstruction of the tower crane straight ladder, is convenient for the staff to use the safety protection device, does not need to manually control a fixing mechanism in the climbing process, improves the convenience and has high safety factor; the device is convenient to reuse, and two different protection mechanisms are adopted for upward climbing and downward climbing, so that the device is more convenient and beneficial to use; the whole device is simple in structure and high in practicability.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a tower crane climbing anti-falling straight ladder, includes the ladder body, the ladder body including two backup pads and a plurality of footboard that the symmetry set up, be equipped with first spacing groove in the backup pad, it has spacing rack to be equipped with the symmetry on the inner wall of spacing groove, first spacing inslot is equipped with the slider, the slider passes through the fixed rope of second and spring hook fixed connection, is equipped with the second spacing groove in the slider, the symmetry is equipped with two slides in the second spacing groove, two slides are through a plurality of spring coupling, be equipped with a plurality ofly on the slide and spacing rack complex fixed tooth.

in the preferred scheme, the top of backup pad be equipped with the fixed plate, be equipped with the locking coiler on the fixed plate, the locking coiler is through first fixed rope and spring hook fixed connection.

In a preferable scheme, a plurality of anti-skid grooves are arranged on the pedal.

In the preferred scheme, the supporting plate, the pedal, the fixing plate, the limiting rack, the sliding block, the fixing teeth and the sliding plate are all made of hard alloy materials.

In the preferred scheme, the clamping teeth on the limiting rack are obliquely arranged, and the horizontal height of the tooth tips of the clamping teeth is higher than that of the tooth bases of the clamping teeth;

The fixed teeth are obliquely arranged, and the horizontal height of the tooth tips of the fixed teeth is lower than that of the tooth bases of the fixed teeth.

in a preferred scheme, the spring is a compression spring.

in a preferable scheme, a reinforcing block is arranged at the joint of the second fixing rope and the sliding block.

The utility model provides a vertical ladder that falls is prevented in tower crane climbing through adopting above-mentioned structure, has following beneficial effect:

(1) The vertical ladder of the tower crane is improved, so that workers can use the safety protection device conveniently, a fixing mechanism does not need to be controlled manually in the climbing process, convenience is improved, and the safety coefficient is high;

(2) The device is convenient to reuse, and two different protection mechanisms are adopted for upward climbing and downward climbing, so that the device is more convenient and beneficial to use;

(3) The whole device is simple in structure and high in practicability.

drawings

The invention will be further explained with reference to the following figures and examples:

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of a detailed structure of the support plate of the present invention.

Fig. 3 is a schematic view of the slider structure of the present invention.

Fig. 4 is a sectional view of the slider structure of the present invention.

In the figure: backup pad 1, footboard 2, antiskid groove 3, fixed plate 4, locking coiler 5, first fixed rope 6, spring hook 7, the fixed rope 8 of second, first spacing groove 9, spacing rack 10, slider 11, reinforcing block 12, fixed tooth 13, slide 14, spring 15, second spacing groove 16.

Detailed Description

As in fig. 1-4, a straight ladder that falls is prevented in tower crane climbing, including the ladder body, the ladder body including two backup pads 1 and a plurality of footboard 2 that the symmetry set up, be equipped with first spacing groove 9 in the backup pad 1, it has spacing rack 10 to be equipped with the symmetry on the inner wall of spacing groove 9, be equipped with slider 11 in the first spacing groove 9, slider 11 is through the fixed rope 8 of second and 7 fixed connection of spring hook, be equipped with second spacing groove 16 in the slider 11, the symmetry is equipped with two slides 14 in the second spacing groove 16, two slides 14 are connected through a plurality of springs 15, be equipped with a plurality ofly on the slide 14 with spacing rack 10 complex fixed tooth 13.

In the preferred scheme, the top of backup pad 1 be equipped with fixed plate 4, be equipped with locking coiler 5 on fixed plate 4, locking coiler 5 is through first fixed rope 6 and spring hook 7 fixed connection. The protection staff when conveniently climbing down can withdraw after using up automatically, and the practicality is strong.

In a preferable scheme, a plurality of anti-skid grooves 3 are arranged on the pedal 2. The friction force of the pedal 2 is improved, the slipping condition under special working conditions such as rainy days is avoided, and the potential safety hazard is reduced.

In a preferable scheme, the supporting plate 1, the pedal 2, the fixing plate 4, the limiting rack 10, the sliding block 11, the fixing teeth 13 and the sliding plate 14 are all made of hard alloy materials. The strength of the whole device is guaranteed, and the safety protection effect is improved.

In the preferred scheme, the latch on the limit rack 10 is obliquely arranged, and the horizontal height of the latch tooth tip is higher than that of the latch tooth base;

The fixed teeth 13 are obliquely arranged, and the horizontal height of the tooth tips of the fixed teeth is lower than that of the tooth bases of the fixed teeth. When being convenient for the staff upwards scrambles, slider 11 can move along with the staff, need not artifical adjustment, has promoted the convenience.

In a preferred embodiment, the spring 15 is a compression spring. When being convenient for the staff upwards scrambles, slider 11 can move along with the staff, need not artifical adjustment, has promoted the convenience.

in a preferable scheme, a reinforcing block 12 is arranged at the joint of the second fixing rope 8 and the sliding block 11. The connection firmness is improved, and the safety is improved.

The utility model discloses a use method does: when climbing upwards, firstly fixing the spring hook 7 on the second fixing rope 8 on a safety clothing or a safety belt, then putting the sliding block 11 into the first limiting groove 9 from the bottom of the supporting plate 11, then climbing normally, in the climbing process, when the limiting rack 10 is contacted with the fixed teeth 13, the limiting rack 10 generates inward thrust to the fixed teeth 13, the spring 15 compresses until the fixed teeth 13 are separated from the limitation of the limiting rack 10, move upwards along with the working personnel, go up to the upper layer of the clamping teeth on the limiting rack 10, then clamp the main again, repeat the above process, move upwards ceaselessly, once falling occurs, the fixed teeth 13 clamp the clamping teeth on the main limiting rack 10 rapidly under the action of the spring 15, the whole sliding block 11 is limited and fixed, the protection effect is not played, after climbing to the top, the sliding block can follow the first limiting groove 9 on the supporting plate 1, the slide block 11 is drawn out for the next use;

When climbing downwards, only need to fix spring hook 7 on first fixed rope 6 on safety clothes or safety waistband, then through locking coiler 5 protection climb downwards can, after finishing using, loosen spring hook 7, first fixed rope 6 will be along with locking coiler 5 is automatic to be withdrawed, the reuse of being convenient for.

the utility model has the advantages that: the vertical ladder of the tower crane is improved, so that workers can use the safety protection device conveniently, a fixing mechanism does not need to be controlled manually in the climbing process, convenience is improved, and the safety coefficient is high; the device is convenient to reuse, and two different protection mechanisms are adopted for upward climbing and downward climbing, so that the device is more convenient and beneficial to use; the whole device is simple in structure and high in practicability.

Claims

1. The utility model provides a tower crane climbing anti-falling straight ladder, includes the ladder body, its characterized in that: the ladder body including two backup pads (1) and a plurality of footboard (2) that the symmetry set up, be equipped with first spacing groove (9) on backup pad (1), be equipped with symmetry spacing rack (10) on the inner wall of spacing groove (9), be equipped with slider (11) in first spacing groove (9), slider (11) are through fixed rope (8) of second and spring hook (7) fixed connection, be equipped with second spacing groove (16) in slider (11), the symmetry is equipped with two slides (14) in second spacing groove (16), two slides (14) are connected through a plurality of springs (15), be equipped with on slide (14) a plurality of and spacing rack (10) complex fixed tooth (13).

2. The tower crane climbing anti-falling straight ladder according to claim 1, characterized in that: the top of backup pad (1) be equipped with fixed plate (4), be equipped with locking coiler (5) on fixed plate (4), locking coiler (5) are through first fixed rope (6) and spring hook (7) fixed connection.

3. The tower crane climbing anti-falling straight ladder according to claim 1, characterized in that: the pedal (2) is provided with a plurality of anti-skid grooves (3).

4. The tower crane climbing anti-falling straight ladder according to claim 1, characterized in that: the supporting plate (1), the pedal (2), the fixing plate (4), the limiting rack (10), the sliding block (11), the fixing teeth (13) and the sliding plate (14) are all made of hard alloy materials.

5. The tower crane climbing anti-falling straight ladder according to claim 1, characterized in that: the clamping teeth on the limiting rack (10) are obliquely arranged, and the horizontal height of the tooth tips of the clamping teeth is higher than that of the tooth bases of the clamping teeth;

The fixed teeth (13) are obliquely arranged, and the horizontal height of the tooth tips of the fixed teeth is lower than that of the tooth bases of the fixed teeth.

6. The tower crane climbing anti-falling straight ladder according to claim 1, characterized in that: the spring (15) is a compression spring.

7. The tower crane climbing anti-falling straight ladder according to claim 1, characterized in that: and a reinforcing block (12) is arranged at the joint of the second fixing rope (8) and the sliding block (11).