CN219932053U - Protective equipment of cat ladder - Google Patents

Abstract

The utility model discloses protective equipment of a crawling ladder, which comprises the crawling ladder, wherein a protective guard is fixedly arranged on the front side of the crawling ladder, a mounting plate is fixedly arranged on the left side of the front end of the crawling ladder, sliding rods are respectively and slidably arranged on the front side and the rear side of the inside of the mounting plate, pressing blocks are fixedly arranged on the top ends of the two sliding rods, a plurality of protruding blocks are respectively and fixedly arranged on the inner sides of the two sliding rods, first powerful springs are respectively and fixedly connected to the bottoms of the two sliding rods, a sliding block is slidably arranged on the right end of the mounting plate, second powerful springs are respectively and fixedly arranged on the front side and the rear side of the sliding block, limiting blocks are respectively and fixedly connected to one ends of the two second powerful springs, and a safety rope is fixedly sleeved at the right end of the sliding block. According to the utility model, through the guard rail, the safety rope and the buckle, the safety protection effect on climbing personnel can be achieved, and the problem that the staff has safety risks during climbing is solved.

Description

Protective equipment of cat ladder

Technical Field

The utility model relates to the technical field of protective equipment, in particular to protective equipment for a cat ladder.

Background

The tower crane is a lifting device which is most commonly used on a building site, is also called as a tower crane, and is used for lifting construction raw materials such as steel bars, wood edges, concrete, steel pipes and the like for construction by lengthening one section (high) (short for "standard section"). The tower crane is an indispensable equipment on the site.

Through retrieving, patent application number CN202123375446.7 discloses a protective equipment for cat ladder for building tower crane, including the cat ladder of hanging tower, the front and back end of cat ladder is fixed with semicircular protection board and protection straight board respectively just the upper end rotation of protection straight board is provided with the apron that can enclose the opening that semicircular protection board and protection straight board upper end become, semicircular protection board's periphery slides and sets up and have positioning mechanism's semicircular regulating plate for adjust the distance between semicircular regulating plate and the ground. According to the protective equipment for the crawling ladder for the building tower crane, the cover plate, the protective straight plate, the semicircular protective plate and the semicircular adjusting plate are arranged on the crawling ladder, so that personnel can climb in a climbing cavity formed by the parts of the crawling ladder, broken stones can be prevented from being crashed in the climbing process, the protective equipment has a good protective effect, the height between the semicircular adjusting plate and the ground can be adjusted as required, and the operation is convenient and quick.

The protective equipment described in the above patent can enable personnel to climb in a climbing cavity formed by surrounding parts of the protective equipment, can avoid being smashed by broken stones in the climbing process, has a good protective effect, but does not protect the personnel in the climbing process, so that the personnel has a certain safety risk in the climbing process.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides protective equipment of a cat ladder.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a protective equipment of cat ladder, includes the cat ladder, the top of cat ladder rotates installs the apron, the front side fixed mounting of cat ladder has the rail guard, the front end left side fixed mounting of cat ladder has the mounting panel, both sides slidable mounting has the slide bar respectively around the inside of mounting panel, two the top fixed mounting of slide bar has the press piece, two the inboard of slide bar has a plurality of lug respectively fixed mounting, two the bottom of slide bar is the first powerful spring of fixedly connected with respectively, the right-hand member slidable mounting of mounting panel has the slider, both sides respectively fixed mounting have the second powerful spring around the slider, two the one end of second powerful spring is fixedly connected with stopper respectively, the right-hand member fixed mounting of slider has the safety rope, the buckle has been cup jointed to the end of safety rope.

Preferably, a sliding groove is formed in the right end of the mounting plate, and the sliding block is mounted in the sliding groove.

Preferably, grooves are formed in the front side and the rear side of the top of the mounting plate, and the sliding rod and the first powerful spring are mounted in the grooves.

Preferably, a plurality of limiting holes are formed in the two sides of the sliding groove in a penetrating mode, and the number and the positions of the protruding blocks correspond to the limiting holes.

Preferably, holes are formed in the front side and the rear side of the sliding block, and the second strong springs are installed in the holes.

Preferably, the cover plate has a semicircular structure.

The utility model has the following beneficial effects:

1. according to the utility model, the guard rail, the safety rope and the buckle are arranged, so that the safety protection effect on climbing personnel can be achieved, and the problem that the staff has a certain safety risk during climbing is solved.

2. According to the utility model, by arranging the cover plate, a worker can climb on the ladder stand, broken stones can be prevented from being crashed in the climbing process, and the ladder stand has a good protection effect.

Drawings

FIG. 1 is a schematic diagram of a front view structure according to the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a connection between a second force spring and a stopper according to the present utility model;

fig. 4 is a schematic cross-sectional structure of the joint of the first strong spring and the sliding rod according to the present utility model.

In the figure: 1. a ladder stand; 2. a cover plate; 3. a guard rail; 4. a mounting plate; 401. pressing the blocks; 402. a bump; 403. a first strong spring; 404. a slide bar; 5. a slide block; 501. a second strong spring; 502. a limiting block; 6. a safety rope; 601. and (5) a buckle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a protection device of cat ladder, including cat ladder 1, apron 2 is installed in the top rotation of cat ladder 1, front side fixed mounting of cat ladder 1 has rail guard 3, front end left side fixed mounting of cat ladder 1 has mounting panel 4, both sides slidable mounting has slide bar 404 respectively around the inside of mounting panel 4, the top fixed mounting of two slide bars 404 presses briquetting 401, the inboard of two slide bars 404 is fixed mounting respectively has a plurality of lug 402, the bottom of two slide bars 404 is fixed connection respectively first powerful spring 403, the right-hand member slidable mounting of mounting panel 4 has slider 5, both sides fixed mounting has second powerful spring 501 respectively around slider 5, the one end of two second powerful springs 501 is fixed connection stopper 502 respectively, the right-hand member fixed mounting of slider 5 has safety rope 6, buckle 601 has been cup jointed at the end of safety rope 6.

In this embodiment, as shown in fig. 1, 3 and 4, a sliding groove is formed at the right end of the mounting plate 4, and a slider 5 is mounted in the sliding groove.

In this embodiment, as shown in fig. 1 and 4, grooves are formed on both front and rear sides of the top of the mounting plate 4, and the slide bar 404 and the first power spring 403 are installed in the grooves.

In this embodiment, as shown in fig. 4, a plurality of limiting holes are formed through two sides of the chute, and the number and positions of the protruding blocks 402 correspond to the limiting holes.

In this embodiment, as shown in fig. 3 and 4, holes are formed on the front and rear sides of the slider 5, and the second strong spring 501 is installed in the holes.

In this embodiment, as shown in fig. 1, the cover plate 2 has a semicircular structure.

In this embodiment, as shown in fig. 3 and 4, the upper portion of the limiting block 502 is a chamfer and the lower portion is a cylindrical surface

The application method and the advantages of the utility model are as follows: when the protective equipment of the cat ladder is used, the working process is as follows:

as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when the device is used, a worker wears the safety belt, then buckles the buckle 601 on the safety belt, the worker can climb upwards, the buckle 601 drives the safety rope 6 to move upwards in the upward climbing process, so that the sliding block 5 is pulled to slide upwards, when the sliding block 5 slides to the limiting hole, the limiting block 502 is sprung into the limiting hole under the action of the second powerful spring 501, and the upper part of the limiting block 502 is a bevel, the lower part is a cylindrical surface, the limiting block can be limited, and when the sliding block needs to be continuously moved upwards, the sliding block only needs to be pulled.

When the worker goes up, the worker above only needs to press the mounting plate 4 to press the sliding rod 404 downwards to press the first strong spring 403, so that the bump 402 plugs the limiting hole, and the sliding block 5 can quickly fall down for the worker below.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. Protective equipment of cat ladder, including cat ladder (1), its characterized in that: the utility model discloses a safety rope, including cat ladder, mounting panel, slider, safety rope (6), buckle, slider (601) and fixed mounting, apron (2) are installed in the top rotation of cat ladder (1), front side fixed mounting of cat ladder (1) has rail guard (3), front end left side fixed mounting of cat ladder (1) has mounting panel (4), both sides slidable mounting has slide bar (404) respectively around the inside of mounting panel (4), two the top fixed mounting of slide bar (404) has pressing piece (401), two the inboard of slide bar (404) has a plurality of lug (402) respectively, two the bottom of slide bar (404) is first powerful spring (403) of fixedly connected with respectively, the right-hand member slidable mounting of mounting panel (4) has slider (5), both sides fixed mounting has second powerful spring (501) respectively around slider (5), two the one end of second powerful spring (501) is fixed connection stopper (502) respectively, the right-hand member of slider (5) is fixed mounting safety rope (6), the end of safety rope (6) is cup jointed buckle (601).

2. A protective equipment for a cat ladder according to claim 1, characterized in that: the right end of the mounting plate (4) is provided with a sliding groove, and the sliding block (5) is mounted in the sliding groove.

3. A protective equipment for a cat ladder according to claim 1, characterized in that: grooves are formed in the front side and the rear side of the top of the mounting plate (4), and the sliding rod (404) and the first strong spring (403) are mounted in the grooves.

4. A protective equipment for a cat ladder according to claim 2, characterized in that: a plurality of limiting holes are formed in the two sides of the sliding groove in a penetrating mode, and the number and the positions of the protruding blocks (402) correspond to the limiting holes.

5. A protective equipment for a cat ladder according to claim 1, characterized in that: holes are formed in the front side and the rear side of the sliding block (5), and the second strong springs (501) are installed in the holes.

6. A protective equipment for a cat ladder according to claim 1, characterized in that: the cover plate (2) is of a semicircular structure.