Assembly type stair rear in-place device

By combining support components, lifting components, and snap-fit ​​components, the problems of positioning errors and complex operations during the placement of prefabricated stairs are solved, achieving precise positioning and finished product protection, simplifying the operation process, and improving assembly efficiency and stability.

CN223675862UActive Publication Date: 2025-12-16SHANXI CONSTR ENG CO LTD
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Patent Information

Application Number
CN202520063666.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-13
Publication Date
2025-12-16
Estimated Expiration
2035-01-13

AI Technical Summary

Technical Problem

In the post-installation process of prefabricated stairs, existing technologies are difficult to effectively eliminate errors and the operation is complicated. In particular, the post-installation method relies on manual hand tools, which cannot guarantee accurate positioning and protection of finished products.

Method used

The system employs a combination of support components, lifting components, and snap-fit ​​components, including a support frame, jacks, and I-beams. Through the support of the support frame and the lifting of the jacks, combined with the limiting and lubrication mechanisms of the I-beams, the staircase is stably positioned and assembled.

Benefits of technology

It achieves precise positioning of the staircase and reduces damage to the finished product. The operation is simple and can be completed by only two people. It meets design and specification requirements and improves assembly efficiency and stability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an assembly type stair rear in-place device, which relates to the technical field of stair assembly and comprises a stair body, a supporting piece, a jacking piece and a clamping piece, the supporting piece is arranged at the bottom end of the stair body and used for supporting the stair body, the jacking piece is arranged below a supporting frame, and the clamping piece is arranged below the supporting frame. The jacking part is used for driving the stair body to ascend, the clamping part is arranged between the supporting part and the jacking part, and the clamping part is used for connecting the supporting part and the jacking part. The stair body is assembled in place after being supported by the supporting piece in the mode that the jacking piece and the clamping piece are combined, elevation and horizontal positioning deviation can meet design and standard requirements after construction of the process, compared with a traditional mode, the assembling mode is easy and convenient to operate, only two persons are needed, time and labor are saved, and the assembling efficiency is improved. Damage to a finished product can be reduced through sliding of the supporting piece in the clamping piece.
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Description

TECHNICAL FIELD

[0001] The utility model relates to building engineering technical field especially relates to a device of assembly type stair behind in position. BACKGROUND

[0002] In the field of residential construction, with the continuous improvement of green building and assembly type building requirements, assembly type stairs have become a popular building technology. This kind of stair has the characteristics of simple installation, convenient disassembly, various styles and elegant appearance, which meets the dual pursuit of efficiency and beauty of modern architecture. However, the positioning and fixing process of assembly type stairs, especially its in-place way, still has some challenges.

[0003] The in-place of assembly type stairs mainly includes two ways of front in-place and rear in-place. The front in-place is to place the stair during the main construction stage. This way usually requires the stair to be constructed synchronously with the main structure to ensure the accurate position and stable fixation of the stair. The rear in-place is to place the stair during the decoration stage. This way allows the installation of the stair after the completion of the main structure, providing more flexibility and space for decoration work.

[0004] Although the rear in-place way is more flexible, most of the current rear in-place assembly ways are placed by manual labor with handheld tools, which cannot well eliminate errors and protect finished products. Therefore, we propose a device of assembly type stair behind in position. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a device of assembly type stair behind in position to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a device of assembly type stair behind in position, comprising:

[0007] A stair body;

[0008] A support piece, which is arranged at the bottom end of the stair body and is used to support the stair body;

[0009] A jacking piece, which is arranged below the support frame and is used to drive the stair body to rise;

[0010] A clamping piece, which is arranged between the support piece and the jacking piece and is used to connect the support piece and the jacking piece.

[0011] Preferably, the support piece comprises:

[0012] A support frame, which is arranged in a rectangular shape;

[0013] The reinforcing mechanism is arranged inside the support frame.

[0014] Preferably, the reinforcing mechanism comprises a diagonal bracing rod fixedly connected to the inner wall of the stair body, and the end of the diagonal bracing rod is connected to the corner of the stair body.

[0015] Preferably, the jacking member comprises a jack, and the clamping member is arranged between the jack and the support frame.

[0016] Preferably, the clamping member comprises:

[0017] The output end of the jack is arranged in the bottom end of the I-shaped steel, and the bottom end of the support frame is connected to the top end of the I-shaped steel.

[0018] The limiting mechanism is arranged inside the I-shaped steel.

[0019] The lubricating mechanism is arranged inside the I-shaped steel.

[0020] Preferably, the limiting mechanism comprises a fixed baffle symmetrically fixedly connected to the side of the inner wall of the top end opening of the I-shaped steel, and the fixed baffle is used to prevent the support frame from sliding out of the I-shaped steel.

[0021] Preferably, the lubricating mechanism comprises a lubricating layer arranged on the inner wall of the I-shaped steel, and the lubricating layer is in contact with the bottom end of the support frame, and the lubricating layer is used to support the sliding of the support frame in the I-shaped steel.

[0022] The technical effects and advantages of the present application are as follows:

[0023] The present application combines the jacking member and the clamping member, and the stair body is assembled in place after the support member supports it. After the construction of this process, the elevation and horizontal positioning deviation can meet the design and specification requirements. Compared with the traditional method, this assembly method is simple to operate and only two people are needed, which saves time and effort. The sliding of the support member in the clamping member can reduce the damage to the finished product. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a side structure schematic view of the present application.

[0025] Figure 2 It is a side structure schematic view of the present application. Figure 1

[0026] Figure 3 It is a front structure schematic view of the support frame of the present application.

[0027] Figure 4 It is a front structure schematic view of the I-shaped steel of the present application. ​

[0028] In the figure: 101, stair body; 201, support frame; 202, diagonal brace; 301, I-beam; 302, fixed baffle; 303, lubricating layer; 401, jack. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] The utility model provides a kind of assembly type stair rear device of being in place. Figures 1-4 As shown in a kind of assembly type stair rear device of being in place. EMBODIMENT

[0031] It includes stair body 101, support piece, jacking piece and clamping piece, support piece is set to the bottom end of stair body 101, support piece is used to support stair body 101, jacking piece is set below support frame 201, jacking piece is used to drive stair body 101 to rise, clamping piece is set between support piece and jacking piece, clamping piece is used to support piece and jacking piece are connected, by the way of jacking piece and clamping piece combination, and under the support of support piece, stair body 101 is assembled in rear position, after the process construction, elevation and horizontal positioning deviation can meet the design and specification requirements, and compared with traditional mode, this assembly mode is easy to operate, only two people are needed, time-saving and labor-saving, and it can reduce the damage to finished product by the sliding of support piece in clamping piece.

[0032] Among them, support piece includes support frame 201 and reinforcing mechanism, support frame 201 is arranged in rectangular shape, reinforcing mechanism is set to the inside of support frame 201, reinforcing mechanism includes diagonal brace 202, diagonal brace 202 is fixedly connected to the inner wall of stair body 101, the end of diagonal brace 202 is connected with the corner of stair body 101, support frame 201 is formed by welding four square tubes, and is braced by diagonal brace 202, so that the stability of support piece work is improved.

[0033] Among them, jacking piece includes jack 401, clamping piece is set between jack 401 and support frame 201, two jacks 401 are used in this assembly mode, two jacks 401 are placed in side-by-side mode along the cross-sectional direction of stair, and the spacing between two jacks 401 is 800 millimeters.

[0034] The supporting frame 201 is inserted and connected to the top end of the I-shaped steel 301, the limiting mechanism is arranged in the I-shaped steel 301, and the lubricating mechanism is arranged in the I-shaped steel 301, so that the output end of the jack 401 can be clamped in the I-shaped steel 301, thereby making the jacking piece work more stably, and the supporting piece can move in the I-shaped steel 301, so that the position of the stair body 101 can be adjusted in the horizontal direction, improving the convenience of assembling the stair body 101.

[0035] The limiting mechanism includes a fixed baffle 302, the fixed baffle 302 is symmetrically and fixedly connected to the side of the inner wall of the top end opening of the I-shaped steel 301, and the fixed baffle 302 is used for preventing the supporting frame 201 from sliding out of the I-shaped steel 301. Embodiment

[0036] The supporting piece is arranged at the bottom end of the stair body 101, the supporting piece is used for supporting the stair body 101, the jacking piece is arranged below the supporting frame 201, the jacking piece is used for driving the stair body 101 to rise, the clamping piece is arranged between the supporting piece and the jacking piece, the clamping piece is used for connecting the supporting piece and the jacking piece, the stair body 101 is assembled in place through the combination of the jacking piece and the clamping piece and the support of the supporting piece, after the construction of the process, the elevation and horizontal positioning deviation can meet the design and specification requirements, and compared with the traditional way, the assembly method is simple to operate and only two people are needed, which saves time and effort, and the sliding of the supporting piece in the clamping piece can reduce the damage to the finished product.

[0037] The supporting piece includes a supporting frame 201 and a reinforcing mechanism, the supporting frame 201 is arranged in a rectangular shape, and the reinforcing mechanism is arranged in the supporting frame 201.

[0038] The jacking piece includes a jack 401, and the clamping piece is arranged between the jack 401 and the supporting frame 201.

[0039] The supporting frame 201 is inserted and connected with the top end of the channel steel 301, the limiting mechanism is arranged in the channel steel 301, and the lubricating mechanism is arranged in the channel steel 301, so that the output end of the jack 401 can be clamped in the channel steel 301, thereby making the operation of the jacking member more stable, and the supporting member can move in the channel steel 301, thereby the position of the stair body 101 can be adjusted in the horizontal direction, and the convenience of assembling the stair body 101 is improved.

[0040] The lubricating mechanism comprises a lubricating layer 303 arranged on the inner wall of the channel steel 301, the lubricating layer 303 is in contact with the bottom end of the supporting frame 201, and the lubricating layer 303 is used for supporting the sliding of the supporting frame 201 in the channel steel 301, the lubricating layer 303 is formed by smearing mechanical lubricating oil in the top groove of the channel steel 301, so that the friction is smaller when the supporting frame 201 slides in the channel steel 301, and the horizontal adjustment of the stair body 101 during assembly is more labor-saving.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. 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A post-assembly device for a fabricated stair according to claim 1, characterised in that, ​ ​ ​ 3. A post-assembly device for a fabricated stair according to claim 2, wherein, ​ 4. A post-assembly device for a fabricated stair according to claim 2, wherein ​ 5. A post-assembly device for a fabricated stair according to claim 4, wherein, ​ ​ ​ ​ 6. An assembled stair post-positioning device according to claim 5, characterized in that ​ 7. An assembled stair post-positioning device according to claim 5, characterized in that ​