CN221143323U

CN221143323U - Prefabricated assembled stair

Info

Publication number: CN221143323U
Application number: CN202322680674.8U
Authority: CN
Inventors: 唐梓程; 郭波; 毕彦; 杨文波; 赵峻; 鲁中男; 陈美军; 邹丹姣; 韩鹏飞; 张俊; 夏飞
Original assignee: Guizhou Green Science Architecture Dwelling House Industrialization Development Co ltd
Current assignee: Guizhou Green Science Architecture Dwelling House Industrialization Development Co ltd
Priority date: 2023-10-07
Filing date: 2023-10-07
Publication date: 2024-06-14
Anticipated expiration: 2033-10-07

Abstract

The utility model discloses a prefabricated assembled stair, which relates to the technical field of stairs, and comprises a stair body and an assembling mechanism, wherein the front surface of the stair body is provided with the assembling mechanism, the assembling mechanism comprises a groove body, the back surface of the stair body is provided with the groove body, the inner wall of the groove body is provided with a limiting block in a matched mode, the back surface of the limiting block is fixedly connected with a floor slab, the prefabricated assembled stair can effectively realize the effect of quickly assembling the stair body, the stair body is not easy to collide with a wall surface, the service life of the stair body is prolonged, the safety of workers is guaranteed, the fixing effect of the floor slab can be realized through the limiting block, the groove body, the hooks of a first threaded hole and a first threaded rod, and then the rapid assembling effect of the assembled stair body can be realized through the operation of a first steel block, a clamping groove, a second threaded hole, a third threaded hole and a second threaded rod, and the stair body is not easy to be damaged.

Description

Prefabricated assembled stair

Technical Field

The utility model relates to the technical field of stairs, in particular to a prefabricated assembled stair.

Background

The building is used as a member for vertical traffic between floors, is used for traffic connection between floors and when the height difference is large, stairs are also arranged in multi-layer and high-rise buildings with elevators and automatic ladders as main vertical traffic means, most of the stairs are made of reinforced concrete, and the prefabricated assembled stairs can be used when the stairs are assembled.

A prefabricated stairway as described in the patent of publication No. CN212153952U currently comprises: the prefabricated staircase, prefabricated staircase overlap joint is between last ladder beam and lower ladder beam, it has the dead lever all to be pre-buried on last ladder beam and the lower ladder beam, prefabricated staircase includes ladder section and overlap joint ladder end on last ladder beam and the lower ladder beam, be equipped with the built-in fitting in the ladder end, the built-in fitting is for the pre-buried sleeve that supplies the dead lever to pass, can dismantle on the pre-buried sleeve and be connected with the connecting cylinder, be equipped with the fixture block on the periphery side of connecting cylinder one end, the axis symmetry of fixture block along the connecting cylinder is provided with two, the one end that axial groove was kept away from to the circumference groove is equipped with the caulking groove that supplies the fixture block card to go into, still be equipped with between connecting cylinder and the pre-buried sleeve and be used for fixing the fixture block in the caulking groove, the one end that the fixture block was kept away from to the connecting cylinder is equipped with rings. The utility model does not need to additionally provide threaded holes on the prefabricated staircase, and has the advantage of improving the overall construction progress of the prefabricated staircase.

Aiming at the related technology, most of the prefabricated stairways are one whole block when the existing prefabricated assembled stairways work, and the prefabricated assembled stairways are easy to collide with the wall surface in the carrying process of the crane due to the large volume of the prefabricated assembled stairways, so that the surface of the prefabricated assembled stairways is damaged, and the service life of the prefabricated assembled stairways is shortened.

Disclosure of utility model

The utility model aims to provide the prefabricated assembled stair, which can solve the problem that the prefabricated assembled stair can be assembled rapidly by the work of an assembling mechanism in the use process in the prior art, so that the installation efficiency and the carrying efficiency of a stair body are improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the prefabricated assembled stair comprises a stair body and an assembling mechanism, wherein the assembling mechanism is arranged on the front surface of the stair body;

the assembly mechanism comprises a groove body, the groove body is arranged on the back of the stair body, the inner wall of the groove body is provided with a limiting block in a matched mode, and the back of the limiting block is fixedly connected with a floor slab.

Preferably, a first threaded hole is formed in the top of the limiting block, and a first threaded rod is connected with the inner wall of the first threaded hole in a threaded mode.

Preferably, the front surface of the stair body is fixedly connected with a first steel block, the front surface of the stair body is matched with the assembly stair, and the top of the assembly stair is provided with a clamping groove.

Preferably, the front surface of the first steel block is provided with a second threaded hole, the front surface of the assembly stair is provided with a third threaded hole, and the inner wall of the third threaded hole is in threaded connection with a second threaded rod.

Preferably, the top of the stair body is provided with a hoisting mechanism, the hoisting mechanism comprises a fixing groove, and the top of the stair body is provided with the fixing groove.

Preferably, the inner wall of the fixing groove is provided with a second steel block in a matched mode, and the top of the second steel block is connected with an installation block in a welded mode.

Preferably, the top of the mounting block is welded and connected with a steel hook, and the front surface of the second steel block is provided with a mounting groove.

Preferably, the front face of the stair body is provided with a steel bar groove, and the inner wall of the steel bar groove is matched with the steel bar body.

Compared with the prior art, the utility model has the beneficial effects that:

1. Through the setting of assembling the mechanism, can effectually carry out the effect of assembling fast to the stair body, make the stair body be difficult for bumping with the wall, thereby improved the life of stair body, ensured workman's safety simultaneously, through the stopper, the cell body, the hook of first screw hole and first threaded rod, can realize carrying out fixed effect to the floor, then through first steel billet, the draw-in groove, the second screw hole, the work of third screw hole and second threaded rod, can realize carrying out the effect of assembling fast to the assembly stair, make the stair body be difficult for receiving the damage.

2. Through the setting of hoist and mount mechanism, can effectually carry out quick effect of hoist and mount to the stair body, make the position that the stair body can be transported to the assembly fast, through the work of second steel billet, mounting groove, reinforcing bar groove and reinforcing bar body, can realize the effect of fixing the steel hook, then be connected with the steel hook through the couple of loop wheel machine to the transportation to the stair body has played effectual guarantee.

Drawings

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

FIG. 2 is a schematic view of the assembly mechanism of the present utility model;

FIG. 3 is a schematic view of a hoisting mechanism according to the present utility model;

fig. 4 is an enlarged view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a stair body; 2. an assembling mechanism; 201. a tank body; 202. a limiting block; 203. a floor slab; 204. a first threaded hole; 205. a first threaded rod; 206. a first steel block; 207. assembling stairs; 208. a clamping groove; 209. a second threaded hole; 210. a third threaded hole; 211. a second threaded rod; 3. a hoisting mechanism; 301. a fixing groove; 302. a second steel block; 303. a mounting block; 304. a steel hook; 305. a mounting groove; 306. a steel bar groove; 307. a steel bar body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 and 2, a prefabricated assembled stair in the illustration includes a stair body 1 and an assembling mechanism 2, the front surface of the stair body 1 is provided with the assembling mechanism 2, the assembling mechanism 2 includes a groove 201, the back surface of the stair body 1 is provided with the groove 201, a limiting block 202 is installed on the inner wall of the groove 201 in a matching manner, the back surface of the limiting block 202 is fixedly connected with a floor 203, the top of the limiting block 202 is provided with a first threaded hole 204, the inner wall of the first threaded hole 204 is in threaded connection with a first threaded rod 205, the front surface of the stair body 1 is fixedly connected with a first steel block 206, the front surface of the stair body 1 is provided with an assembling stair 207 in a matching manner, the top of the assembling stair 207 is provided with a clamping groove 208, the front surface of the first steel block 206 is provided with a second threaded hole 209, the front surface of the assembling stair 207 is provided with a third threaded hole 210, and the inner wall of the third threaded hole 210 is in threaded connection with a second threaded rod 211.

The working principle of assembling the stair body 1 is as follows: firstly, the limiting block 202 is clamped into the groove body 201, then the first threaded rod 205 is screwed into the first threaded hole 204 to fix the floor slab 203, at the moment, the first steel block 206 is clamped into the clamping groove 208 to limit the stair body 1, the second threaded hole 209 is aligned with the third threaded hole 210, and then the second threaded rod 211 is screwed into the second threaded hole 209 and the third threaded hole 210 clockwise to fix the stair body 1, so that the assembly of the stair body 1 is effectively guaranteed.

Example 2

Referring to fig. 1, 3 and 4, in the drawings, the hoisting mechanism 3 includes a fixing groove 301, the top of the stair body 1 is provided with the fixing groove 301, the inner wall of the fixing groove 301 is provided with a second steel block 302 in a matched manner, the top of the second steel block 302 is welded and connected with a mounting block 303, the top of the mounting block 303 is welded and connected with a steel hook 304, the front of the second steel block 302 is provided with a mounting groove 305, the front of the stair body 1 is provided with a steel bar groove 306, and the inner wall of the steel bar groove 306 is provided with a steel bar body 307 in a matched manner.

In this embodiment: when the stair body 1 is hoisted, the second steel block 302 is inserted into the fixing groove 301, the mounting groove 305 is aligned with the steel bar groove 306, the steel bar body 307 is inserted into the mounting groove 305 and the steel bar groove 306, concrete is poured into the mounting groove 305 and the steel bar groove 306 at the moment so as to fix the steel hook 304, and then the hook of the crane is connected with the steel hook 304, so that the stair body 1 is hoisted effectively.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.

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

Claims

1. The utility model provides a prefabricated assembled stair, includes stair body (1) and assembles mechanism (2), its characterized in that: an assembling mechanism (2) is arranged on the front surface of the stair body (1);

The assembly mechanism (2) comprises a groove body (201), the groove body (201) is formed in the back face of the stair body (1), a limiting block (202) is mounted on the inner wall of the groove body (201) in a matched mode, and a floor slab (203) is fixedly connected to the back face of the limiting block (202).

2. A prefabricated stairway according to claim 1, characterised in that: a first threaded hole (204) is formed in the top of the limiting block (202), and a first threaded rod (205) is connected with the inner wall of the first threaded hole (204) in a threaded mode.

3. A prefabricated stairway according to claim 1, characterised in that: the front fixedly connected with first steel block (206) of stair body (1), assembly stair (207) are installed in the front cooperation of stair body (1), draw-in groove (208) have been seted up at the top of assembly stair (207).

4. A prefabricated stairway according to claim 3, characterised in that: the front of first steel billet (206) has seted up second screw hole (209), the front of assembly stair (207) has seted up third screw hole (210), the inner wall threaded connection of third screw hole (210) has second threaded rod (211).

5. A prefabricated stairway according to claim 1, characterised in that: the top of stair body (1) is provided with hoist mechanism (3), hoist mechanism (3) are including fixed slot (301), fixed slot (301) have been seted up at the top of stair body (1).

6. A prefabricated stairway according to claim 5, characterised in that: the inner wall of the fixed groove (301) is provided with a second steel block (302) in a matched mode, and the top of the second steel block (302) is connected with a mounting block (303) in a welded mode.

7. A prefabricated stairway according to claim 6, characterised in that: the top welding of installation piece (303) is connected with steel hook (304), mounting groove (305) have been seted up in the front of second steel piece (302).

8. A prefabricated stairway according to claim 5, characterised in that: the front of the stair body (1) is provided with a steel bar groove (306), and the inner wall of the steel bar groove (306) is matched with the steel bar body (307).