CN219365923U

CN219365923U - Building construction movable cat ladder capable of being turned over

Info

Publication number: CN219365923U
Application number: CN202320617220.3U
Authority: CN
Inventors: 张俊; 袁俊; 王海波; 崔卿; 杨林飞; 王丽洪; 丛辉
Original assignee: China Construction First Group Construction and Development Co Ltd
Current assignee: China Construction First Group Construction and Development Co Ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-18
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a turnover movable ladder stand for building construction, which comprises: a cat ladder hanging lug, a cat ladder body and a cat ladder clamping device; the cat ladder hangers are fixedly connected with the main building structure column; the horizontal section of the ladder stand hanging lug is of a rectangular structure, and the part of the ladder stand hanging lug far away from the building main body structural column is a hanging arm; the ladder stand clamping device comprises a shell and a clamping piece, wherein the shell comprises a horizontal shell part and a vertical shell part which are mutually and perpendicularly connected, and the end part of the horizontal shell part is fixedly connected with the ladder stand body; the clamping piece is arranged inside the shell, when the vertical shell part of the crawling ladder clamping device is inserted into the crawling ladder hanging lug, one end of the clamping piece is pressed by the hanging arm in a propping mode, and the other end of the clamping piece extends out from the lower opening of the vertical shell part. The turnover movable ladder for building construction can meet the requirements of corresponding building construction and personnel construction safety requirements, and accidents that the ladder body is separated from the ladder hanging lugs cannot occur.

Description

Building construction movable cat ladder capable of being turned over

Technical Field

The utility model relates to a turnover movable ladder stand for building construction.

Background

Along with the high-speed development of economy, the field of industrial construction breaks through innovation continuously. At present, the industrial factory building structure is mainly a portal steel frame structure, and the outer protection system is mainly a purline combined sandwich composite board. According to the current standardized and modularized development trend of building construction, the purlines of the outer wall surfaces of the industrial factory buildings are intensively processed and spliced in factories, and the purlines are integrally hoisted in situ; the wallboard adopts a finished sandwich composite wallboard. The outer wall steel member, the wall purline and the main body steel structure are connected through bolts, the wallboard and the purline are fixed through the buckle and the self-tapping screw, the construction speed is high, and the construction process is simple and convenient. However, at present, the outer wall is installed by adopting a crank arm vehicle or a hanging basket, and the construction process of the hanging basket is not satisfied for the structural form of an industrial factory building, and only the crank arm vehicle is adopted for installation, so that the crank arm vehicle is required to be installed on a wider working surface, has high site requirements, and is inconvenient to construct and high in mechanical cost. If the ladder without fixed connection with the building is directly applied to the building construction in the scene, the ladder is easy to topple, and the personnel safety cannot be ensured.

Disclosure of Invention

The utility model aims to provide a turnover movable ladder stand for building construction.

The technical scheme for solving the technical problems is as follows: a turnover building construction mobile cat ladder, comprising: a cat ladder hanging lug, a cat ladder body and a cat ladder clamping device; the crawling ladder hanging lugs are fixedly connected with the building main body structural columns; the horizontal section of the crawling ladder hanging lug is of a rectangular structure, and the part, far away from the building main body structural column, of the crawling ladder hanging lug is a hanging arm; the ladder stand clamping device comprises a shell and a clamping piece, wherein the shell comprises a horizontal shell part and a vertical shell part which are mutually and perpendicularly connected, and the end part of the horizontal shell part is fixedly connected with the ladder stand body; the clamping piece is installed inside the shell, when the vertical shell part of the cat ladder clamping device is inserted into the cat ladder hanging lug, one end of the clamping piece is pressed by the hanging arm in a propping mode, and the other end of the clamping piece extends out from the lower opening of the vertical shell part.

The turnover movable ladder stand for building construction provided by the utility model further comprises the driving arm, the first connecting arm, the second connecting arm and the clamping arm which are sequentially connected, wherein the first connecting arm and the second connecting arm are mutually and vertically connected, the driving arm is vertically connected to the end part of the first connecting arm, and the clamping arm is vertically connected to the end part of the second connecting arm; a rotating shaft is arranged at the connecting part of the first connecting arm and the second connecting arm, and the rotating shaft is arranged in the shell; the horizontal housing part is provided with an upper opening corresponding to the position of the driving arm.

The turnover movable ladder for building construction is characterized in that the movable ladder for building construction is provided with a first connecting arm and a second connecting arm, wherein the first connecting arm is connected with the first connecting arm, and the second connecting arm is connected with the second connecting arm.

The turnover movable ladder for building construction provided by the utility model further comprises the first ladder climbing beam, the second ladder climbing beam and the ladder steps, wherein the first ladder climbing beam and the second ladder climbing beam are arranged in parallel, the ladder steps are connected between the first ladder climbing beam and the second ladder climbing beam, and the adjacent ladder steps are mutually parallel.

The turnover movable ladder for building construction provided by the utility model further comprises the first climbing ladder beam and the second climbing ladder beam which are angle steel, square steel or square timber, and the ladder steps are angle steel, square steel or square timber.

The turnover movable ladder for building construction is characterized in that the first ladder beam and the second ladder beam are respectively provided with an end connector, and the end connectors can be connected with the first ladder beam or the second ladder beam in an inserting mode.

When building construction at higher position is needed, the cat ladder hangers are installed at proper positions of the main structural columns of the building, the cat ladder body and the cat ladder clamping device are lifted to the positions close to the cat ladder hangers, the vertical shell parts are inserted into the hangers, the hanging arms (the parts, far away from the main structural columns of the building, of the cat ladder hangers) of the cat ladder hangers are contacted with the driving arms in the inserting process, the clamping pieces are driven to rotate around the rotating shafts, the clamping arms extend out from the lower openings of the vertical shell parts in the rotating process, and the inner openings of the cat ladder hangers are reduced by the extending clamping arms, so that the cat ladder body and the cat ladder clamping device cannot be separated from the cat ladder hangers. When the cat ladder body and the cat ladder hanging lugs are required to be disassembled, the cat ladder is operated in the opposite direction, so that the clamping piece reversely rotates around the rotating shaft. Through this use novel above-mentioned construction that can have enough to meet need of building construction and personnel's construction safety needs can be satisfied to the construction and the cat ladder is constructed, the accident that cat ladder body and cat ladder hangers break away from can not take place.

Drawings

The foregoing and/or other advantages of the present utility model will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the utility model, wherein:

FIG. 1 is a schematic side view of an embodiment of a mobile creeper for epicyclic construction;

FIG. 2 is a schematic front view of an embodiment of a mobile creeper for epicyclic construction;

FIG. 3 is a schematic view of a building body structure column and ladder stand lugs according to one embodiment of the present utility model;

FIG. 4 is a first view of a ladder clamp and ladder lugs of an embodiment;

FIG. 5 is a second view of a ladder clamp and ladder lugs of an embodiment;

FIG. 6 is a schematic cross-sectional view of a first ladder beam and ladder clamping device of an embodiment;

FIG. 7 is a front view of FIG. 6;

fig. 8 is a schematic view of a first stair beam and end plug according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

10. building major structure post, 20, cat ladder hangers, 30, cat ladder body, 31, first cat ladder beam, 32, cat ladder step, 33, second cat ladder beam, 34, tip plug connector, 40, cat ladder clamping device, 41, casing, 411, horizontal casing portion, 412, vertical casing portion, 413, casing inner chamber, 414, lower part opening, 415, upper part opening, 42, joint spare, 421, driving arm, 422, first linking arm, 423, second linking arm, 424, screens arm, 425, pivot, 43, compression spring.

Detailed Description

Hereinafter, embodiments of the turnable movable ladder for construction of building of the present utility model will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present utility model, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the utility model to the embodiments and scope of the utility model. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification of the present application, including those adopting any obvious substitutions and modifications to the embodiments described herein.

The drawings in the present specification are schematic views, which assist in explaining the concept of the present utility model, and schematically show the shapes of the respective parts and their interrelationships. Note that, in order to clearly show the structures of the components of the embodiments of the present utility model, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

A turnover building construction mobile cat ladder according to an embodiment of the present utility model is described with reference to fig. 1 to 8, which includes: the climbing ladder comprises a climbing ladder hanging lug 20, a climbing ladder body 30 and a climbing ladder clamping device 40;

the cat ladder hangers 20 are fixedly connected with the building main body structural columns 10; the horizontal section of the ladder stand hanging lug 20 is of a rectangular structure, and the part of the ladder stand hanging lug 20 far away from the building main body structure column 10 is a hanging arm; as shown in fig. 4 and 5, the number of the ladder stand lugs is two, and the two ladder stand lugs correspond to the first ladder beam 31 and the second ladder beam 33 of the ladder body, respectively (specifically, correspond to the ladder clamping device to which the corresponding ladder beams are connected).

The ladder clamping device 40 comprises a shell 41 and a clamping piece 42, wherein the shell 41 comprises a horizontal shell part 411 and a vertical shell part 412 which are mutually and vertically connected, and the end part of the horizontal shell part 411 is fixedly connected with the ladder body 30; for example by means of welding. Fig. 6 and 7 show that the interior of the housing 41 is hollow to form a housing cavity 413 for facilitating the installation of the clamping member. The clamping piece 42 is installed inside the shell 41, when the vertical shell part 412 of the ladder stand clamping device 40 is inserted into the ladder hanging lug 20, one end of the clamping piece 42 is pressed by the hanging arm, and the other end of the clamping piece 42 extends out of the lower opening 414 of the vertical shell part 412. As shown in fig. 6 and 7, in a specific embodiment, the clamping member 42 includes a driving arm 421, a first connecting arm 422, a second connecting arm 423, and a clamping arm 424 that are sequentially connected, where the first connecting arm 422 and the second connecting arm 423 are vertically connected to each other, the driving arm 421 is vertically connected to an end of the first connecting arm 422, and the clamping arm 424 is vertically connected to an end of the second connecting arm 423; a rotation shaft 425 is provided at a connection portion between the first connection arm 422 and the second connection arm 423, and the rotation shaft 425 is installed inside the housing 41; the horizontal housing part 411 is provided with an upper opening 415 corresponding to the position of the driving arm 421, the upper opening allowing the driving arm to freely move in the vertical direction.

In one embodiment, the weight of the drive arm and the first link arm is used to rotate the clamping member about the rotational axis in a reverse direction. In another embodiment, a weight is provided on the first connecting arm to facilitate rotation of the clip under the force of gravity of the weight. In a third embodiment, a resilient return member, such as a compression spring 43, is provided between the drive arm 421 and the housing 41. Or a resilient return member, such as a tension spring, is provided between the first connecting arm 422 and the housing 41.

As shown in fig. 2, in a specific embodiment, the ladder body 30 includes a first ladder beam 31, a second ladder beam 33, and a ladder step 32, where the first ladder beam 31 and the second ladder beam 33 are disposed in parallel, the ladder step 32 is connected between the first ladder beam 31 and the second ladder beam 33, and adjacent ladder steps 32 are parallel to each other. The first climbing beam 31 and the second climbing beam 33 are angle steel, square steel or square timber, and the climbing step 32 is angle steel, square steel or square timber.

For the manual handling and installation of being convenient for, demolish the overlength that single cat ladder body 30 should not be designed, the accessible concatenation a plurality of cat ladder bodies satisfies the construction needs. In a specific embodiment, as shown in fig. 8, the upper ends of the first climbing ladder beam 31 and the second climbing ladder beam 33 are further provided with an end connector 34, and the end connector 34 can be connected with the first climbing ladder beam 31 or the second climbing ladder beam 33 in a plugging manner. For example, when the first and second climbing beams are square steel, the end plugs may be square steel slightly larger in size than the first and second climbing beams, and connection is achieved by insertion.

The above disclosed features are not limited to the disclosed combinations with other features, and other combinations between features can be made by those skilled in the art according to the purpose of the utility model to achieve the purpose of the utility model.

Claims

1. Can turnover construction remove cat ladder, its characterized in that includes: a cat ladder hanging lug (20), a cat ladder body (30) and a cat ladder clamping device (40); the cat ladder hanging lugs (20) are fixedly connected with the building main body structure column (10); the horizontal section of the ladder stand hanging lug (20) is of a rectangular structure, and the part of the ladder stand hanging lug (20) far away from the building main body structural column (10) is a hanging arm; the ladder stand clamping device (40) comprises a shell (41) and a clamping piece (42), wherein the shell (41) comprises a horizontal shell part (411) and a vertical shell part (412) which are mutually and vertically connected, and the end part of the horizontal shell part (411) is fixedly connected with the ladder stand body (30); the clamping piece (42) is arranged inside the shell (41), and when the vertical shell part (412) of the ladder stand clamping device (40) is inserted into the ladder stand hanging lug (20), one end of the clamping piece (42) is pressed by the hanging arm in a propping mode, and the other end of the clamping piece (42) extends out from the lower opening (414) of the vertical shell part (412).

2. The turnover movable ladder stand for building construction according to claim 1, wherein the clamping member (42) comprises a driving arm (421), a first connecting arm (422), a second connecting arm (423) and a clamping arm (424) which are sequentially connected, the first connecting arm (422) and the second connecting arm (423) are vertically connected with each other, the driving arm (421) is vertically connected to the end part of the first connecting arm (422), and the clamping arm (424) is vertically connected to the end part of the second connecting arm (423); a rotating shaft (425) is arranged at the connecting part of the first connecting arm (422) and the second connecting arm (423), and the rotating shaft (425) is arranged in the shell (41); the horizontal housing part (411) is provided with an upper opening corresponding to the position of the driving arm (421).

3. The epicyclic building construction mobile ladder according to claim 2, wherein an elastic return is provided between said driving arm (421) and said housing (41) or between said first connecting arm (422) and said housing (41).

4. A mobile ladder for building construction capable of turnover according to any one of claims 1-3, characterized in that the ladder body (30) comprises a first ladder climbing beam (31), a second ladder climbing beam (33) and a ladder step (32), the first ladder climbing beam (31) and the second ladder climbing beam (33) are arranged in parallel, the ladder step (32) is connected between the first ladder climbing beam (31) and the second ladder climbing beam (33), and adjacent ladder steps (32) are parallel to each other.

5. The turnover building construction mobile cat ladder of claim 4, wherein the first and second climbing beams (31, 33) are angle steel, square steel or square, and the cat ladder steps (32) are angle steel, square steel or square.

6. The turnover movable ladder stand for building construction according to claim 4, characterized in that the upper ends of the first climbing ladder beam (31) and the second climbing ladder beam (33) are further provided with end connectors (34), and the end connectors (34) can be connected with the first climbing ladder beam (31) or the second climbing ladder beam (33) in an inserting mode.