Stable structure

By designing a stable structure, using positioning rods, convex grooves, baffles and other components, the problems of misalignment and gaps during installation of prefabricated stairs in traditional prefabricated residential buildings are solved, and the stable fixation and efficient installation of stairs are achieved.

CN222810401UActive Publication Date: 2025-04-29THE FIRST COMPARY OF CHINA EIGHTH ENG BUREAU LTD
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Patent Information

Application Number
CN202420525141.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-03-19
Publication Date
2025-04-29
Estimated Expiration
2034-03-19

AI Technical Summary

Technical Problem

When installing traditional prefabricated residential prefabricated stairs, the stairs are easily misaligned during the crane transporting the fixture, resulting in gaps when the stairs and the walls abutting each other, which requires manual movement and elimination, which is time-consuming and labor-intensive, and reduces work efficiency.

Method used

A stable structure is designed, including an adjustment frame, a bracket and a base. Through components such as positioning rods, positioning holes, convex grooves, baffles, limiting plates, screws and cylinders, the stable fixation of the stairs and adaptation to installation at different heights.

Benefits of technology

It effectively prevents the stairs from shifting during transportation, simplifies the installation process, improves work efficiency, and ensures a stable connection between the stairs and the walls.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the related technical field of prefabricated stairs of an assembly type house, in particular to a stable structure which comprises a positioning rod, a positioning hole and a support which are arranged on an adjusting frame, a bottom plate is arranged at the bottom of the adjusting frame, a convex groove is formed in the adjusting frame, and a protrusion and a base are arranged on the support. A baffle, a limiting plate, a limiting groove, a screw rod and a cylinder are arranged on the base; the prefabricated stair transportation device has the beneficial effects that the application of the baffles achieves that the prefabricated stair of the prefabricated house cannot deviate in the transportation process, the application of the screws and the cylinders facilitates the disassembly and assembly of the baffles, the working efficiency is improved, and the limiting connection of the limiting plates and the limiting grooves guarantees the stability of the limiting effect of the baffles on the stair; the stable structure can be applied to stairs with different heights through the adjusting frame, the support can be conveniently limited through the convex groove formed in the adjusting frame, and meanwhile the contact area of the adjusting frame and the support is increased.
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Description

Technical Field

[0001] The utility model relates to the technical field related to prefabricated stairs in assembled houses, in particular to a stable structure. Background Art

[0002] Prefabricated residential stairs refer to staircase components that are pre-processed and manufactured in the factory and then assembled and installed at the construction site. Prefabricated residential stairs have the advantages of easy installation and high efficiency and economy.

[0003] In the prior art, when installing prefabricated stairs in assembled houses, the stairs are placed on a fixing frame, the fixing frame is lifted by a crane and transported to a corresponding installation position, the stairs are abutted against the wall, and the stairs are installed through a bolt structure, and finally the fixing frame is removed.

[0004] However, when installing traditional prefabricated stairs in assembled houses, the stairs become misaligned on the fixing frame when the crane is transporting the fixing frame, and there is a gap when the stairs and the wall are against each other. Manual movement is required to eliminate the gap, which makes the installation of the stairs time-consuming and labor-intensive, and reduces work efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a stable structure to solve the problem that during the installation of the traditional prefabricated stairs for assembled houses proposed in the above-mentioned background technology, the stairs are misaligned on the fixing frame when the crane is transporting the fixing frame, and there is a gap when the stairs and the wall are against each other, which needs to be moved manually to eliminate the gap, resulting in time-consuming and labor-intensive installation of the stairs and reduced work efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stable structure, the stable structure comprising:

[0007] An adjustment frame, wherein a positioning rod, a positioning hole, and a bracket are arranged on the adjustment frame, a bottom plate is arranged at the bottom of the adjustment frame, and a convex groove is arranged inside the adjustment frame;

[0008] A bracket, wherein the bracket is provided with a protrusion and a base; and

[0009] A base is provided with a baffle, a limit plate, a limit groove, a screw rod and a cylinder.

[0010] Preferably, the bottom end of the adjustment frame is fixedly connected to the upper outer surface of the bottom plate, and positioning holes are opened on the outer surface of the adjustment frame, the positioning holes are evenly distributed on the outer surface of the adjustment frame, positioning rods are arranged on the inner surface of the positioning holes, and convex grooves are arranged inside the adjustment frame, and the convex grooves are located on both sides of the adjustment frame.

[0011] Preferably, the diameter of the positioning rod is not larger than the diameter of the positioning hole, the outer surface of the positioning rod and the inner surface of the positioning hole are positioned and connected, and a thread is provided on the top of the positioning rod, and a nut is provided on the outer surface of the top of the positioning rod, the outer surface of the top of the positioning rod and the inner surface of the nut are threadedly connected, and a bracket is provided on the outer surface of the positioning rod.

[0012] Preferably, a hole is provided at the bottom of the bracket, the diameter of the hole is larger than the diameter of the positioning rod, and a protrusion is provided on the outer surface of the bracket, the outer surface of the bracket and the bottom of the protrusion are fixedly connected, the size of the protrusion is smaller than the size of the convex groove, the outer surface of the protrusion and the convex groove are offset, and a base is provided on the top of the bracket.

[0013] Preferably, the bottom outer surface of the base is fixedly connected to the top of the bracket, and a wall is provided on one side of the base, the outer surface of one side of the base and the wall are abutted, and a staircase is provided on the upper outer surface of the base, the upper outer surface of the base and the staircase are abutted, and a cylinder is provided inside the base, the inner outer surface of the base and the bottom end of the cylinder are fixedly connected, and a limiting groove is provided on the upper outer surface of the base.

[0014] Preferably, the outer surface of the cylinder is provided with threads, and a baffle is arranged on the outer surface of the cylinder, and a screw is arranged on the outer surface of the cylinder, threads are provided inside the screw, the inner surface of the screw and the outer surface of the cylinder are threadedly connected, and the top of the screw and the outer surface of the baffle are against each other.

[0015] Preferably, a hole is opened at the bottom end of the baffle, the diameter of the hole is larger than the diameter of the cylinder, and a limiting plate is provided on the lower outer surface of the baffle, the lower outer surface of the baffle is fixedly connected to the top of the limiting plate, and the size of the limiting plate is smaller than the size of the limiting groove.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The application of baffles ensures that the prefabricated stairs of assembled houses will not deviate during transportation. The application of screws and cylinders is conducive to the disassembly and assembly of baffles, which improves work efficiency. The limiting connection between the limiting plate and the limiting groove ensures the stability of the limiting effect of the baffle on the stairs;

[0018] 2. The adjustment frame realizes a stable structure and is applicable to stairs of different heights. The convex grooves arranged on the adjustment frame are convenient for limiting the bracket. At the same time, the contact area between the adjustment frame and the bracket is increased to ensure the stability of the bracket structure. The positioning rod facilitates the disassembly and assembly of the adjustment frame and the bracket, which reflects the convenience of the adjustment frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the stable structure of the utility model;

[0021] Figure 3 for Figure 2 A schematic diagram of the structure enlargement in the middle;

[0022] Figure 4 This is a half-section view of the stable structure of the utility model;

[0023] Figure 5 for Figure 4 A magnified schematic diagram of the structure at B in the middle;

[0024] Figure 6 for Figure 4 A magnified schematic diagram of the structure at C in the middle;

[0025] Figure 7 This is a half-section view of the baffle of this utility model.

[0026] In the figure: wall 1, stairs 2, base plate 3, adjustment frame 4, positioning rod 5, base 6, positioning hole 7, bracket 8, protrusion 9, nut 10, protruding groove 11, baffle 12, limiting plate 13, limiting groove 14, screw 15, cylinder 16. DETAILED DESCRIPTION

[0027] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0031] See also Figure 1-7 , the utility model provides the following two preferred embodiments: a stable structure; Embodiment 1:

[0032] In order to improve the use effect of the baffle 12, the bottom outer surface of the base 6 is fixedly connected to the top of the bracket 8, and a wall 1 is provided on one side of the base 6, and one side of the base 6 is abutted against the outer surface of the wall 1, and a stair 2 is provided on the upper outer surface of the base 6, and the upper outer surface of the base 6 is abutted against the stair 2, and a cylinder 16 is provided inside the base 6, and the inner outer surface of the base 6 is fixedly connected to the bottom end of the cylinder 16, and a limiting groove 14 is provided on the upper outer surface of the base 6, and a thread is provided on the outer surface of the cylinder 16, and a baffle 12 is provided on the outer surface of the cylinder 16, and a screw 15 is provided on the outer surface of the cylinder 16, and a thread is provided inside the screw 15, and the inner surface of the screw 15 is threadedly connected to the outer surface of the cylinder 16, and the top of the screw 15 is abutted against the outer surface of the baffle 12, and a hole is provided at the bottom end of the baffle 12, and the diameter of the hole is larger than the diameter of the cylinder 16, and a limiting plate 13 is provided on the lower outer surface of the baffle 12, and the lower outer surface of the baffle 12 and the top of the limiting plate 13 are fixed The size of the limit plate 13 is smaller than the size of the limit groove 14; the prefabricated staircase of the assembled house is placed on the stable structure, the baffle 12 is moved, the baffle 12 and the staircase 2 are against each other, the baffle 12 is rotated, the limit plate 13 is inserted into the limit groove 14, the lower part of the baffle 12 and the outer surface of the base 6 are against each other, the screw 15 is rotated, the top of the screw 15 and the outer surface of the baffle 12 are against each other, the crane makes the staircase 1 and the wall 1 against each other, one side of the base 6 is against the wall 1, the staircase 1 is installed, and the reverse rotation is performed. Turn the screw 15 to release the support of the screw 15 on the baffle 12, rotate the baffle 12 in the opposite direction to release the limiting effect of the baffle 12 on the stair 1, and move out the stable structure. The application of the baffle 1 ensures that the prefabricated stairs of the assembled house will not be offset during transportation. The application of the screw 15 and the cylinder 16 is conducive to the disassembly and assembly of the baffle 12 and improves the work efficiency. The limiting connection between the limiting plate 13 and the limiting groove 14 ensures the stability of the limiting effect of the baffle 12 on the stair 2. Embodiment 2:

[0033] On the basis of the first embodiment, in order to improve the use effect of the adjustment frame 4, the bottom end of the adjustment frame 4 is fixedly connected to the outer surface of the upper part of the bottom plate 3, and the outer surface of the adjustment frame 4 is provided with a positioning hole 7, and the positioning holes 7 are evenly distributed on the outer surface of the adjustment frame 4. The inner surface of the positioning hole 7 is provided with a positioning rod 5, and the inside of the adjustment frame 4 is provided with a convex groove 11, and the convex groove 11 is located on both sides of the adjustment frame 4. The diameter of the positioning rod 5 is not greater than the diameter of the positioning hole 7. The outer surface of the positioning rod 5 and the inner surface of the positioning hole 7 are positioned and connected, and the top of the positioning rod 5 is provided with a thread, and the outer surface of the top of the positioning rod is provided with a nut 10, and the outer surface of the top of the positioning rod and the inner surface of the nut 10 are connected. The surface is threadedly connected, and a bracket 8 is provided on the outer surface of the positioning rod 5; the stable structure can be adjusted up and down according to the specifications of the prefabricated stairs of the assembled house. The bracket 8 is moved inside the adjustment frame 4, the positioning rod 5 is inserted into the positioning hole 7, the bracket 8 is fixed, and the nut 10 and the positioning rod 5 are threadedly connected. The adjustment frame 4 realizes a stable structure suitable for stairs 2 of different heights. The convex groove 11 provided on the adjustment frame 4 is convenient for limiting the bracket 8. At the same time, the contact area between the adjustment frame 4 and the bracket 8 is increased, and the stability of the bracket 8 structure is ensured. The positioning rod 5 facilitates the disassembly and assembly of the adjustment frame 4 and the bracket 8, which reflects the convenience of the adjustment frame 4.

[0034] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A stable structure, characterized in that; The stable structure comprises: An adjustment frame (4), wherein a positioning rod (5), a positioning hole (7), and a bracket (8) are provided on the adjustment frame (4), a bottom plate (3) is provided at the bottom of the adjustment frame (4), and a convex groove (11) is provided inside the adjustment frame (4); A bracket (8), wherein the bracket (8) is provided with a protrusion (9) and a base (6); and A base (6), wherein the base (6) is provided with a baffle (12), a limit plate (13), a limit groove (14), a screw (15) and a cylinder (16); The bottom outer surface of the base (6) is fixedly connected to the top of the bracket (8), and a wall (1) is provided on one side of the base (6), and the outer surface of the wall (1) is abutted against one side of the base (6), and a staircase (2) is provided on the upper outer surface of the base (6), and the upper outer surface of the base (6) is abutted against the staircase (2), and a cylinder (16) is provided inside the base (6), and the inner outer surface of the base (6) is fixedly connected to the bottom end of the cylinder (16), and a limiting groove (14) is provided on the upper outer surface of the base (6); The outer surface of the cylinder (16) is provided with a thread, and a baffle (12) is arranged on the outer surface of the cylinder (16), and a screw (15) is arranged on the outer surface of the cylinder (16), and a thread is arranged inside the screw (15), the inner surface of the screw (15) and the outer surface of the cylinder (16) are connected by threads, and the top end of the screw (15) and the outer surface of the baffle (12) are in contact with each other; A hole is provided at the bottom end of the baffle (12), the diameter of the hole is larger than the diameter of the cylinder (16), and a limiting plate (13) is provided on the lower outer surface of the baffle (12), the lower outer surface of the baffle (12) and the top end of the limiting plate (13) are fixedly connected, and the size of the limiting plate (13) is smaller than the size of the limiting groove (14).

2. A stabilizing structure according to claim 1, characterized in that: The bottom end of the adjustment frame (4) is fixedly connected to the upper outer surface of the bottom plate (3), and the outer surface of the adjustment frame (4) is provided with positioning holes (7), the positioning holes (7) are evenly distributed on the outer surface of the adjustment frame (4), the inner surfaces of the positioning holes (7) are provided with positioning rods (5), and the adjustment frame (4) is provided with convex grooves (11), and the convex grooves (11) are located on both sides of the adjustment frame (4).

3. A stabilizing structure according to claim 2, characterized in that: The diameter of the positioning rod (5) is not greater than the diameter of the positioning hole (7); the outer surface of the positioning rod (5) is positioned and connected to the inner surface of the positioning hole (7); a thread is formed on the top of the positioning rod (5); a nut (10) is provided on the outer surface of the top of the positioning rod; the outer surface of the top of the positioning rod and the inner surface of the nut (10) are threadedly connected; and a bracket (8) is provided on the outer surface of the positioning rod (5).

4. A stabilizing structure according to claim 1, characterized in that: The bottom of the bracket (8) is provided with a hole, the diameter of the hole is larger than the diameter of the positioning rod (5), and the outer surface of the bracket (8) is provided with a protrusion (9), the outer surface of the bracket (8) and the bottom of the protrusion (9) are fixedly connected, the size of the protrusion (9) is smaller than the size of the convex groove (11), the outer surface of the protrusion (9) and the convex groove (11) are against each other, and a base (6) is provided on the top of the bracket (8).