A prefabricated building unit and a prefabricated building

Abstract

The application relates to a fabricated building unit and a fabricated building and belongs to the technical field of house building design and installation. The upper part of the middle supporting column is provided with at least N branch supporting columns, the middle supporting column comprises a split structure which is formed by splicing a bottom supporting column, a middle supporting column and an upper supporting column, the bottom supporting column, the middle supporting column and the upper supporting column are coaxially arranged, the bottom supporting column is supported on the ground, and the middle supporting column is connected between the bottom supporting column and the upper supporting column. The beneficial effect is that the fabricated building unit can be quickly installed and disassembled, is disassembled for packaging and transportation during transportation, can be quickly installed during use, time is saved, and the installation process is simple and easy to operate.

Description

Technical Field

[0001] The present invention relates to an assembled building unit and an assembled building, belonging to the technical field of house building design and installation. Background Art

[0002] Existing steel structures often use H-shaped steel or cross-shaped steel as the internal support structure of steel-concrete reinforcement. However, for the diverse architectural design requirements of art buildings, regular steel is difficult to meet the architect's requirements for building shape.

[0003] Patent number CN201520101197.8 discloses a multi-branched steel support column. The column comprises a reinforced concrete foundation and a steel support column mounted on the reinforced concrete foundation. The top of the steel support column is provided with at least three branches, with the angles between the branches being 120°. The tops of the branches are connected to steel pipe columns, which are connected to steel beams, which are covered with concrete. This utility model overcomes the problems of the prior art by proposing a multi-branched steel support column that can simultaneously support multiple fulcrums. This support column can transfer the loads of multiple node areas of the floor through the steel support column to the building foundation, thus providing more options for artistic architecture.

[0004] Although the above patents can realize the supporting functions, the current technical considerations are not comprehensive and have the following disadvantages:

[0005] Most of the existing steel columns are one-piece columns. Due to their one-piece design, the length of the one-piece columns is fixed and pairing is troublesome. In addition, when the one-piece columns are damaged, they need to be replaced or maintained as a whole, which increases maintenance costs.

[0006] There is an urgent need for an assembled building unit and an assembled building that can be quickly assembled and disassembled. During transportation, the unit can be disassembled for easy packaging and transportation. When in use, the unit can be quickly assembled to save time. The installation process is simple and easy to operate. Summary of the Invention

[0007] In order to solve one of the above problems, based on the deficiencies in the above existing technologies, the technical problem to be solved by the present invention is: how to achieve rapid installation and disassembly, disassemble it for easy packaging and transportation during transportation, and quickly install it when in use, saving time, and the installation process is simple and easy to operate. For this purpose, a prefabricated building unit and a prefabricated building are provided.

[0008] The prefabricated building unit comprises an intermediate support column, characterized in that the upper portion of the intermediate support column is provided with at least N branch support columns, which are arranged around the same vertical center line and the included angle between any two adjacent branch support columns is 360 / N degrees, the branch support columns are connected with the intermediate support column through an inter-column connecting device, the intermediate support column comprises a split structure composed of a bottom support column, a middle support column and an upper support column, the bottom support column, the middle support column and the upper support column are coaxially arranged, and the bottom support column is supported on the ground, the middle support column is connected between the bottom support column and the upper support column. It can realize quick installation and disassembly, and when transported, it can be disassembled for packaging and transportation, and when used, it can be quickly installed, saving time, and the installation process is simple and easy to operate.

[0009] Preferably, the branch support column comprises a split structure composed of a bottom branch support column and an upper branch support column, the bottom branch support column and the upper branch support column are coaxially arranged, and the bottom branch support column is suspended, and the upper branch support column is connected at the top end of the bottom branch support column.

[0010] Preferably, the inter-column connecting device comprises a third inter-column connecting rod welded on the outer wall of the middle support column, the other end of the third inter-column connecting rod is welded and connected with the bottom branch support column, the end of the upper branch support column close to the bottom branch support column is welded with a first inter-column connecting rod, the other end of the first inter-column connecting rod is welded and connected with an inter-column connecting plate connected between the upper support column and the middle support column; the end of the bottom support column close to the middle support column is welded with a second inter-column connecting rod, the other end of the second inter-column connecting rod is welded and connected with a column bottom connecting piece connected at the bottom end of the bottom branch support column.

[0011] Preferably, the upper support column comprises vertical support pipes A and vertical support pipes B arranged in parallel and spaced apart, one end of each of the vertical support pipes A and the vertical support pipes B is welded and fixed on the end face of an end connecting disc A, the other end of each of the vertical support pipes A and the vertical support pipes B is welded and fixed on the end face of an end connecting disc B, a reinforcing connecting plate A is welded on the outer wall of the vertical support pipe A in the length direction thereof, the other side edge of the reinforcing connecting plate A is welded on the outer wall of the vertical support pipe B, a plurality of bolt holes A for connection are formed in the edge of the end connecting disc A and the end connecting disc B, the vertical support pipes A, the vertical support pipes B and the reinforcing connecting plate A are combined, which improves the overall carrying capacity, increases the overall stability, improves the torsional function, avoids bending, does not affect the service life, avoids safety hazards, and is convenient to install.

[0012] Preferably, the middle layer support column comprises vertical support pipes C and D arranged in parallel and at intervals, one end of the vertical support pipes C and D is welded and fixed on the end face of the end connecting disc C, the other end of the vertical support pipes C and D is welded and fixed on the end face of the end connecting disc D, the outer wall of the vertical support pipe C is welded with a reinforcing connecting plate B along the length direction, the other side edge of the reinforcing connecting plate B is welded on the outer wall of the vertical support pipe D, a plurality of bolt holes B for connection are arranged on the edge of the end connecting disc C and the end connecting disc D, the vertical support pipes C, D and the reinforcing connecting plate B are combined, the overall carrying capacity is improved, the overall stability is increased, the anti-torsion function is improved, the bending is avoided, the service life is not affected, the safety hidden danger is avoided, and the installation is convenient.

[0013] Preferably, the bottom layer support column comprises vertical support pipes E and F arranged in parallel and at intervals, one end of the vertical support pipes E and F is welded and fixed on the end face of the end connecting disc E, the other end of the vertical support pipes E and F is welded and fixed on the end face of the end connecting disc F, the outer wall of the vertical support pipe E is welded with a reinforcing connecting plate C along the length direction, the other side edge of the reinforcing connecting plate C is welded on the outer wall of the vertical support pipe F, a plurality of bolt holes C for connection are arranged on the edge of the end connecting disc E and the end connecting disc F, the vertical support pipes E, F and the reinforcing connecting plate C are combined, the overall carrying capacity is improved, the overall stability is increased, the anti-torsion function is improved, the bending is avoided, the service life is not affected, the safety hidden danger is avoided, and the installation is convenient.

[0014] Preferably, the bottom layer branch support column and the upper layer branch support column are the same as the upper layer support column in structure.

[0015] Preferably, the third column connecting rod is welded on the vertical support pipe C or the vertical support pipe D or the reinforcing connecting plate B of the middle layer support column.

[0016] Preferably, the column connecting plate comprises a plate body A connected between the connecting disc B and the connecting disc C, the plate body A is detachably mounted between the connecting disc B and the connecting disc C through bolts, and the first column connecting rod is welded and connected with the plate body A.

[0017] Preferably, the column bottom connecting piece comprises a plate body B detachably mounted at the bottom end of the bottom layer branch support column through bolts, and the plate body B is welded and connected with the second column connecting rod.

[0018] Preferably, the upper part of the middle support column is provided with at least three branch support columns, which are arranged around the same vertical center line and the included angle between adjacent two is 120 degrees.

[0019] Preferably, the upper part of the intermediate support column is provided with at least four branch support columns, which are arranged around the same vertical center line and the included angle between adjacent two is 90 degrees.

[0020] Preferably, the top of the upper layer support column is arranged at the same height as the top of the upper layer branch support column.

[0021] The application further discloses a fabricated building, which is characterized by comprising the fabricated building unit.

[0022] Compared with the prior art, the application has the following beneficial effects:

[0023] The fabricated building unit and the fabricated building have the following beneficial effects: the intermediate support column comprises a split structure composed of a bottom layer support column, a middle layer support column and an upper layer support column, the bottom layer support column, the middle layer support column and the upper layer support column are coaxially arranged, and the bottom layer support column is supported on the ground, the middle layer support column is connected between the bottom layer support column and the upper layer support column, the fabricated building unit and the fabricated building can be quickly installed and disassembled, and the fabricated building unit and the fabricated building can be quickly installed when used, time is saved, and the installation process is simple and easy to operate.

[0024] The vertical support pipe A, the vertical support pipe B and the reinforcing connecting plate A are combined, the carrying capacity of the whole is improved, the stability of the whole is increased, the torsion resistance is improved, bending is avoided, the service life is not affected, safety hazards are avoided, and installation is convenient.

[0025] The upper part of the intermediate support column is provided with at least four branch support columns, which are arranged around the same vertical center line and the included angle between adjacent two is 90 degrees, and a plurality of branch support columns can be arranged as required. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the specific embodiments of the application or the technical solutions in the prior art, the drawings required for use in the specific embodiments or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0027] Figure 1 Structure diagram of the application Figure 1 ;

[0028] Figure 2 Structure diagram of the application Figure 2 ;

[0029] Figure 3 Structure diagram of the application Figure 3 ;

[0030] Figure 4 Part of the present invention Figure 1 ;

[0031] Figure 2 Part of the present invention Figures 1-5 ;

[0032] In the figure: 1. Intermediate supporting column 2. Branch supporting column 3. Inter-column connecting device 4. Vertical supporting pipe A 5. Vertical supporting pipe B 6. End connecting plate A 7. End connecting plate B 8. Reinforced connecting plate A 9. Bolt hole A. DETAILED DESCRIPTION

[0033] The present invention will be further described below with reference to the accompanying drawings:

[0034] The present invention is further illustrated below by means of specific examples, but is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

[0035] Example 1, as Figures 1-5 As shown, the prefabricated building unit includes a middle support column 1, with at least N branch support columns 2 arranged above the middle support column 1, arranged around the same vertical centerline with an angle of 360 / N degrees between adjacent branches. The branch support columns 2 are connected to the middle support column 1 via an inter-column connection device 3. The middle support column 1 includes a split structure composed of a bottom support column 1.1, a middle support column 1.2, and an upper support column 1.3. The bottom support column 1.1, the middle support column 1.2, and the upper support column 1.3 are coaxially arranged, with the bottom support column 1.1 supported on the ground, and the middle support column 1.2 connected between the bottom support column 1.1 and the upper support column 1.3. It can be quickly assembled and disassembled. During transportation, it can be disassembled for easy packaging and transportation. When in use, it can be quickly assembled, saving time. The installation process is simple and easy to operate.

[0036] Example 2, as ​As shown, the prefabricated building unit comprises a middle support column 1, the upper part of the middle support column 1 is provided with at least N branch support columns 2, which are arranged around the same vertical center line and the included angle between adjacent two is 360 / N degrees, the branch support column 2 is connected with the middle support column 1 through the inter-column connecting device 3, the middle support column 1 comprises a split structure composed of a bottom support column 1.1, a middle support column 1.2 and an upper support column 1.3, the bottom support column 1.1, the middle support column 1.2 and the upper support column 1.3 are coaxially arranged, and the bottom support column 1.1 is supported on the ground, the middle support column 1.2 is connected between the bottom support column 1.1 and the upper support column 1.3.

[0037] Further, the branch support column 2 comprises a split structure composed of a bottom branch support column 2.1 and an upper branch support column 2.2, the bottom branch support column 2.1 and the upper branch support column 2.2 are coaxially arranged, and the bottom branch support column 2.1 is suspended, the upper branch support column 2.2 is connected at the top end of the bottom branch support column 2.1.

[0038] Further, the inter-column connecting device 3 comprises a third inter-column connecting rod 3.3 welded on the outer wall of the middle support column 1.2, the other end of the third inter-column connecting rod 3.3 is welded and connected with the bottom branch support column 2.1, the end of the upper branch support column 2.2 close to the bottom branch support column 2.1 is welded with a first inter-column connecting rod 3.1, the other end of the first inter-column connecting rod 3.1 is welded and connected with an inter-column connecting plate 3.4 connected between the upper support column 1.3 and the middle support column 1.2; the end of the bottom support column 1.1 close to the middle support column 1.2 is welded with a second inter-column connecting rod 3.2, the other end of the second inter-column connecting rod 3.2 is welded and connected with a column bottom connecting piece 3.5 connected at the bottom end of the bottom branch support column 2.1.

[0039] Further, the upper support column 1.3 comprises vertical support pipes A4 and vertical support pipes B5 arranged in parallel and spaced apart, one end of the vertical support pipes A4 and the vertical support pipes B5 are welded and fixed on the end face of the end connecting disc A6, the other end of the vertical support pipes A4 and the vertical support pipes B5 are welded and fixed on the end face of the end connecting disc B7, the outer wall of the vertical support pipes A4 is welded with a reinforcing connecting plate A8 along the length direction, the other side edge of the reinforcing connecting plate A7 is welded on the outer wall of the vertical support pipes B5, the edge of the end connecting disc A6 and the end connecting disc B7 is provided with a plurality of bolt holes A9 for connection, the vertical support pipes A4, the vertical support pipes B5 and the reinforcing connecting plate A8 are combined, which improves the overall carrying capacity, increases the overall stability, improves the anti-torsion function, avoids bending, does not affect the service life, avoids safety hazards, and is convenient to install.

[0040] Further, the middle layer support column 1.2 comprises vertical support pipes C and vertical support pipes D arranged in parallel and at intervals, one end of the vertical support pipes C and the vertical support pipes D is welded and fixed on the end face of the end connecting disc C, the other end of the vertical support pipes C and the vertical support pipes D is welded and fixed on the end face of the end connecting disc D, the outer wall of the vertical support pipes C is welded with a reinforcing connecting plate B along the length direction, the other side edge of the reinforcing connecting plate B is welded on the outer wall of the vertical support pipes D, the edge of the end connecting disc C and the end connecting disc D is provided with a plurality of bolt holes B for connection, the vertical support pipes C, the vertical support pipes D and the reinforcing connecting plate B are combined, the overall carrying capacity is improved, the overall stability is increased, the torsion resistance function is improved, the bending is avoided, the service life is not affected, the safety hidden danger is avoided, and the installation is convenient.

[0041] Further, the bottom layer support column 1.1 comprises vertical support pipes E and vertical support pipes F arranged in parallel and at intervals, one end of the vertical support pipes E and the vertical support pipes F is welded and fixed on the end face of the end connecting disc E, the other end of the vertical support pipes E and the vertical support pipes F is welded and fixed on the end face of the end connecting disc F, the outer wall of the vertical support pipes E is welded with a reinforcing connecting plate C along the length direction, the other side edge of the reinforcing connecting plate C is welded on the outer wall of the vertical support pipes F, the edge of the end connecting disc E and the end connecting disc F is provided with a plurality of bolt holes C for connection, the vertical support pipes E, the vertical support pipes F and the reinforcing connecting plate C are combined, the overall carrying capacity is improved, the overall stability is increased, the torsion resistance function is improved, the bending is avoided, the service life is not affected, the safety hidden danger is avoided, and the installation is convenient.

[0042] Further, the bottom layer branch support column 2.1 and the upper layer branch support column 2.2 are the same in structure as the upper layer support column 1.3.

[0043] Further, the third column connecting rod 3.3 is welded on the vertical support pipe C or the vertical support pipe D or the reinforcing connecting plate B of the middle layer support column 1.2.

[0044] Further, the column connecting plate 3.4 comprises a plate body A connected between the connecting disc B7 and the connecting disc C, the plate body A is detachably mounted between the connecting disc B7 and the connecting disc C through bolts, and the first column connecting rod 3.1 is welded and connected with the plate body A.

[0045] Further, the column bottom connecting piece 3.5 comprises a plate body B detachably mounted at the bottom end of the bottom layer branch support column 2.1 through bolts, and the plate body B is welded and connected with the second column connecting rod 3.2.

[0046] Further, the upper part of the intermediate support column 1 is provided with at least three branch support columns 2, which are arranged around the same vertical center line and the included angle between adjacent two is 120 degrees.

[0047] Further, the upper part of the intermediate support column 1 is provided with at least four branch support columns 2, which are arranged around the same vertical center line and the included angle between adjacent two is 90 degrees.

[0048] Further, the upper part of the intermediate support column 1 is provided with at least four branch support columns 2, which are arranged around the same vertical center line and the included angle between adjacent two is 90 degrees.

[0049] Embodiment 3, the prefabricated building comprises the prefabricated building unit.

[0050] The prefabricated building unit and the prefabricated building have the following advantages.

[0051] The prefabricated building unit and the prefabricated building have the following advantages.

[0052] The prefabricated building unit and the prefabricated building have the following advantages.

[0053] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

[0054] The details not described in the present application are well-known to those skilled in the art.

Claims

1. A prefabricated building unit comprising intermediate support columns (1), characterised in that: The upper part of the intermediate support column (1) is provided with at least N branch support columns (2), which are arranged around the same vertical center line and the included angle between two adjacent branch support columns is 360 / N degrees, and the branch support column (2) is connected with the intermediate support column (1) through the inter-column connecting device (3). The intermediate support column (1) comprises a split structure which is composed of a bottom support column (1.1), a middle support column (1.2) and an upper support column (1.3). The bottom support column (1.1), the middle support column (1.2) and the upper support column (1.3) are coaxially arranged, and the bottom support column (1.1) is supported on the ground. The middle support column (1.2) is connected between the bottom support column (1.1) and the upper support column (1.3). The branch support column (2) comprises a split structure which is composed of a bottom branch support column (2.1) and an upper branch support column (2.2). The bottom branch support column (2.1) and the upper branch support column (2.2) are coaxially arranged, and the bottom branch support column (2.1) is suspended. The upper branch support column (2.2) is connected at the top end of the bottom branch support column (2.1). The inter-column connecting device (3) comprises a third inter-column connecting rod (3.3) which is welded on the outer wall of the middle support column (1.2). The other end of the third inter-column connecting rod (3.3) is welded and connected with the bottom branch support column (2.1). The end of the upper branch support column (2.2) close to the bottom branch support column (2.1) is welded with a first inter-column connecting rod (3.1). The other end of the first inter-column connecting rod (3.1) is welded and connected with an inter-column connecting plate (3.4) which is connected between the upper support column (1.3) and the middle support column (1.2). The end of the bottom support column (1.1) close to the middle support column (1.2) is welded with a second inter-column connecting rod (3.2). The other end of the second inter-column connecting rod (3.2) is welded and connected with a column bottom connecting piece (3.5) which is connected at the bottom end of the bottom branch support column (2.1). The upper support column (1.3) comprises vertical support pipes A and vertical support pipes B which are parallel and spaced. One end of the vertical support pipes A and the vertical support pipes B are welded and fixed on the end face of an end connecting disc A. The other end of the vertical support pipes A and the vertical support pipes B are welded and fixed on the end face of an end connecting disc B. A reinforcing connecting plate A is welded on the outer wall of the vertical support pipes A along the length direction. The other side of the reinforcing connecting plate A is welded on the outer wall of the vertical support pipes B. A plurality of bolt holes A for connection are formed in the edge of the end connecting disc A and the end connecting disc B. The vertical support pipes A, the vertical support pipes B and the reinforcing connecting plate A are combined, which improves the overall carrying capacity, increases the overall stability, improves the anti-torsion function, avoids bending, does not affect the service life, avoids safety hazards, and is convenient to install.2) It includes vertical support pipe C and vertical support pipe D which are parallel and spaced, one end of vertical support pipe C and vertical support pipe D are welded and fixed on the end face of end connecting disc C, the other end of vertical support pipe C and vertical support pipe D are welded and fixed on the end face of end connecting disc D, the outer wall of vertical support pipe C is welded with reinforcing connecting plate B along the length direction, the other side of reinforcing connecting plate B is welded on the outer wall of vertical support pipe D, the edge of end connecting disc C and end connecting disc D is provided with a plurality of bolt holes B for connection, vertical support pipe C, vertical support pipe D and reinforcing connecting plate B are combined, which improves the overall carrying capacity, increases the overall stability, improves the anti-torsion function, avoids bending, does not affect the service life, avoids safety hazards, and is convenient to install.

2. The fabricated building unit of claim 1, wherein, The bottom support column (1.1) comprises vertical support pipes E and F arranged in parallel and at intervals, one end of the vertical support pipes E and F is welded and fixed on the end face of the end connecting disc E, the other end of the vertical support pipes E and F is welded and fixed on the end face of the end connecting disc F, the outer wall of the vertical support pipe E is welded with a reinforcing connecting plate C along the length direction, the other side edge of the reinforcing connecting plate C is welded on the outer wall of the vertical support pipe F, the edge of the end connecting disc E and the end connecting disc F is provided with a plurality of bolt holes C for connection, the vertical support pipes E, F and the reinforcing connecting plate C are combined, the overall carrying capacity is improved, the overall stability is increased, the torsion resistance function is improved, the bending is avoided, the service life is not affected, the safety hidden danger is avoided, and the installation is convenient.

3. The fabricated building unit of claim 2, wherein, The column bottom connecting piece (3.5) comprises a plate body B detachably mounted at the bottom end of the bottom branch support column (2.1) through bolts, and the plate body B is welded with the second column connecting rod (3.2).

4. The fabricated building unit of claim 3, wherein, The column bottom connecting piece (3.5) comprises a plate body B detachably mounted at the bottom end of the bottom branch support column (2.1) through bolts, and the plate body B is welded with the second column connecting rod (3.2).

5. The fabricated building unit of claim 4, wherein, The upper part of the intermediate support column (1) is provided with at least three branch support columns (2), which are arranged around the same vertical center line and the included angle between adjacent two is 120 degrees.

6. A building of assembled parts, characterized in that, The assembly type building unit comprises the assembly type building unit according to any one of claims 1-5.

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