Recyclable steel structure for building

Abstract

The utility model discloses a recyclable building steel structure which comprises a combined steel pipe, first combined rings are connected to the two ends of the combined steel pipe in a sleeved mode, connecting blocks are fixedly welded to the surfaces of one sides of the first combined rings, rotating holes are formed in the connecting blocks, rotating blocks are rotationally connected to the interiors of the rotating holes, and the first combined rings are connected with the rotating blocks in a sleeved mode. A connecting rod is fixedly connected to one side of the rotating block, a second combined ring is fixedly welded to one end of the connecting rod, the second combined ring is located on one side of the first combined ring, counter bores are formed in the outer surface of the first combined ring and the outer surface of the second combined ring, and positioning threaded holes are formed in the counter bores; positioning screws are installed in the positioning threaded holes in a threaded mode, the installation position can be adjusted in a sliding mode, the positioning screws are installed through the positioning threaded holes in the counter bores, locking and fixing can be achieved after the position is adjusted, installation is convenient, interchangeability is high, alignment adjustment is facilitated, interference is avoided, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the field of building steel structures, and more specifically to a recyclable and reusable building steel structure. Background Art

[0002] Prefabricated buildings refer to buildings that transfer a large amount of on-site work in traditional construction methods to factories, where building components and accessories are processed and manufactured, transported to the construction site, and assembled and installed on site through reliable connection methods.

[0003] The new patent application with authorization announcement number CN 214246068 U discloses a prefabricated steel structure for buildings, including a first main beam, a second main beam fixedly installed below the first main beam, a fixing sleeve fixedly installed at the connection between the first main beam and the second main beam, the fixing sleeve including an upper fixing sleeve and a lower fixing sleeve, a first fixing plate fixedly installed on one side of the upper fixing sleeve and the lower fixing sleeve, a second screw fixedly installed on the first fixing plate, a lower fixing sleeve fixedly installed on the top end of the first main beam and the second main beam, and an upper fixing sleeve fixedly installed on the bottom end of the first main beam and the second main beam.

[0004] In the above-mentioned disclosed structure, the structure is relatively complicated, which is not conducive to processing and assembly installation, and the interchangeability is poor, and they cannot be replaced with each other. Moreover, the installation position is fixed, which is easy to interfere due to different gaps. There is a lack of split combination rings and positioning screws, and the combination position cannot be slidably adjusted for positioning, which affects the use and needs to be improved. Utility Model Content

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a recyclable and reusable steel structure for construction. By combining the steel pipe to sleeve the first combination ring, the rotating block and the second combination ring are installed in combination with the connecting block. The two parts can be assembled and installed separately, which is conducive to sliding adjustment of the installation position, and the positioning screws are installed through the positioning threaded holes inside the countersunk holes. The position can be adjusted and then locked and fixed. It is convenient to install, has high interchangeability, is conducive to alignment adjustment, avoids interference, and is easy to use.

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] A recyclable and reusable building steel structure comprises a composite steel pipe, both ends of which are sleeved with a first composite ring, a connecting block is fixedly welded to the surface of one side of the first composite ring, a rotating hole is provided inside the connecting block, a rotating block is rotatably connected inside the rotating hole, a connecting rod is fixedly connected to one side of the rotating block, a second composite ring is fixedly welded to one end of the connecting rod, the second composite ring is located on one side of the first composite ring, countersunk holes are provided on the outer surfaces of the first and second composite rings, positioning threaded holes are provided inside the countersunk holes, positioning screws are installed on the internal threads of the positioning threaded holes, and there are three positioning screws that are evenly distributed on the inner sides of the first and second composite rings.

[0008] Furthermore, an adjusting head is provided at one end of the positioning screw, and the adjusting head is rotatably connected to the inside of the countersunk hole.

[0009] Furthermore, a limiting hole is provided on the outer surface of the rotating block, and the limiting hole is located on one side of the rotating hole.

[0010] Furthermore, a limit screw is threadedly installed on one side of the connecting block, and the limit screw is inserted into the inside of the limit hole. The limit screw is connected through the limit hole, and the limit connection of the rotating block can be inserted to avoid loosening and facilitate adjustment and use.

[0011] Furthermore, one end of the positioning screw is rotatably connected to a rotating head, and the rotating head is located inside the positioning threaded hole.

[0012] Furthermore, one end of the rotating head is fixedly connected to a clamping block, and the clamping block is slidably connected to the inside of the positioning threaded hole.

[0013] Furthermore, a curved clamping surface is provided on one side of the clamping block, and the curved clamping surface is located on the inner side of the first combination ring and the second combination ring. The clamping block is connected by a rotating head and can be fitted to the surface of the combined steel pipe for clamping and fixing, thereby improving structural stability and avoiding loosening.

[0014] Compared with the prior art, the advantages of the present invention are:

[0015] (1) This solution uses a combined steel pipe to sleeve the first combined ring, and combines the connecting block to install the rotating block and the second combined ring. The two parts can be assembled and installed separately, which is conducive to sliding adjustment of the installation position. The positioning screws are installed through the positioning threaded holes inside the countersunk holes. The position can be adjusted and locked after fixing. It is convenient to install, has high interchangeability, is conducive to alignment adjustment, avoids interference, and is easy to use.

[0016] (2) By connecting the limit screw through the limit hole, the limit connection of the rotating block can be inserted to avoid loosening and facilitate adjustment and use.

[0017] (3) By rotating the head to connect the clamping block, it can be fitted to the surface of the combined steel pipe for clamping and fixing, thereby improving structural stability and preventing loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a partial schematic diagram of the connection between the first combined ring and the second combined ring of the utility model;

[0020] Figure 3 It is a partial structural diagram of the connection between the positioning screw and the clamping block of the utility model.

[0021] Description of the numbers in the figure:

[0022] 1 combined steel pipe, 11 first combined ring, 12 connecting block, 13 rotating hole, 14 rotating block, 15 connecting rod, 16 second combined ring, 17 countersunk hole, 18 positioning threaded hole, 19 positioning screw, 2 limiting hole, 21 limiting screw, 22 adjusting head, 23 rotating head, 24 clamping block, 25 arc-shaped clamping surface. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0024] Example 1

[0025] See also Figure 1 and Figure 2 A recyclable and reusable building steel structure comprises a composite steel pipe 1, both ends of which are sleeved with a first composite ring 11, a connection block 12 is fixedly welded on one side surface of the first composite ring 11, a rotating hole 13 is provided inside the connection block 12, a rotating block 14 is rotatably connected inside the rotating hole 13, a connecting rod 15 is fixedly connected to one side of the rotating block 14, a second composite ring 16 is fixedly welded on one end of the connecting rod 15, the second composite ring 16 is located on one side of the first composite ring 11, countersunk holes 17 are provided on the outer surfaces of the first composite ring 11 and the second composite ring 16, a positioning threaded hole 18 is provided inside the countersunk hole 17, a positioning screw 19 is installed on the internal thread of the positioning threaded hole 18, and there are three positioning screws 19 evenly distributed on the inner sides of the first composite ring 11 and the second composite ring 16.

[0026] An adjusting head 22 is provided at one end of the positioning screw 19, and the adjusting head 22 is rotatably connected to the inside of the countersunk hole 17. A limiting hole 2 is provided on the outer surface of the rotating block 14, and the limiting hole 2 is located on one side of the rotating hole 13. A limiting screw 21 is threadedly installed on one side of the connecting block 12, and the limiting screw 21 is inserted into the inside of the limiting hole 2. The limiting screw is connected through the limiting hole, and the limiting connection of the rotating block can be inserted to avoid loosening, which is convenient for adjustment and use. When in use, the first combination ring 11 and the second combination ring 16 can be respectively put on the two combination steel pipes 1, which is conducive to the combination to form a steel structure frame. Then, the rotating block 14 can be rotated inside the rotating hole 13 to adjust the connection angle of the first combination ring 11 and the second combination ring 16, and the angle of the combination of the two combination steel pipes 1 can be adjusted to meet different needs. Then, the limiting screw 21 can be inserted into the limiting hole 2 to limit, avoid rotation, which is conducive to stable installation and combination, convenient for adjustment and use, and has high interchangeability, is conducive to recycling, and avoids waste.

[0027] Example 2

[0028] See also Figure 1 and Figure 3 A recyclable and reusable building steel structure comprises a composite steel pipe 1, both ends of which are sleeved with a first composite ring 11, a connection block 12 is fixedly welded on one side surface of the first composite ring 11, a rotating hole 13 is provided inside the connection block 12, a rotating block 14 is rotatably connected inside the rotating hole 13, a connecting rod 15 is fixedly connected to one side of the rotating block 14, a second composite ring 16 is fixedly welded on one end of the connecting rod 15, the second composite ring 16 is located on one side of the first composite ring 11, countersunk holes 17 are provided on the outer surfaces of the first composite ring 11 and the second composite ring 16, a positioning threaded hole 18 is provided inside the countersunk hole 17, a positioning screw 19 is installed on the internal thread of the positioning threaded hole 18, and there are three positioning screws 19 evenly distributed on the inner sides of the first composite ring 11 and the second composite ring 16.

[0029] One end of the positioning screw 19 is rotatably connected to a rotating head 23, and the rotating head 23 is located inside the positioning threaded hole 18. One end of the rotating head 23 is fixedly connected to a clamping block 24, and the clamping block 24 is slidably connected to the inside of the positioning threaded hole 18. One side of the clamping block 24 is provided with an arc-shaped clamping surface 25, and the arc-shaped clamping surface 25 is located on the inner side of the first combination ring 11 and the second combination ring 16. The clamping block is connected by the rotating head, and can be fitted to the surface of the combined steel pipe for clamping and fixing, thereby improving structural stability and avoiding loosening. After the first combination ring 11 and the second combination ring 16 are connected to the surface of the combined steel pipe 1, the adjusting head 22 can be rotated from the position of the countersunk hole 17, thereby rotating with the positioning screw 19 thread, and the clamping block 24 can be pushed to move, thereby pressing the arc-shaped clamping surface 25 to the surface of the combined steel pipe 1, which is conducive to fitting and clamping, improving positioning stability, and avoiding loosening. It can also be clamped and fixed after sliding to the surface of the combined steel pipe 1 to avoid mutual interference, which is conducive to mutual combination and installation, and has high adaptability.

[0030] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A recyclable building steel structure, comprising a composite steel pipe (1), both ends of which are sleeved with a first composite ring (11), characterized in that: A connecting block (12) is fixedly welded to a surface of one side of the first combination ring (11); a rotating hole (13) is provided inside the connecting block (12); a rotating block (14) is rotatably connected to the inside of the rotating hole (13); a connecting rod (15) is fixedly connected to one side of the rotating block (14); a second combination ring (16) is fixedly welded to one end of the connecting rod (15); the second combination ring (16) is located on one side of the first combination ring (11); countersunk holes (17) are provided on the outer surfaces of the first combination ring (11) and the second combination ring (16); a positioning threaded hole (18) is provided inside the countersunk hole (17); a positioning screw (19) is installed on the inner thread of the positioning threaded hole (18); there are three positioning screws (19) which are evenly distributed on the inner sides of the first combination ring (11) and the second combination ring (16).

2. The recyclable building steel structure according to claim 1, characterized in that: An adjusting head (22) is provided at one end of the positioning screw (19), and the adjusting head (22) is rotatably connected to the inside of the countersunk hole (17).

3. The recyclable building steel structure according to claim 1, characterized in that: The outer surface of the rotating block (14) is provided with a limiting hole (2), and the limiting hole (2) is located on one side of the rotating hole (13).

4. The recyclable building steel structure according to claim 1, characterized in that: A limiting screw (21) is threadedly mounted on one side of the connection block (12), and the limiting screw (21) is inserted into the interior of the limiting hole (2).

5. The recyclable building steel structure according to claim 1, characterized in that: One end of the positioning screw (19) is rotatably connected to a rotating head (23), and the rotating head (23) is located inside the positioning threaded hole (18).

6. The recyclable building steel structure according to claim 5, characterized in that: One end of the rotating head (23) is fixedly connected to a pressing block (24), and the pressing block (24) is slidably connected to the inside of the positioning threaded hole (18).

7. The recyclable building steel structure according to claim 6, characterized in that: A curved pressing surface (25) is provided on one side of the pressing block (24), and the curved pressing surface (25) is located inside the first combined ring (11) and the second combined ring (16).

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