Beam-column connecting joint of modular building

Abstract

The utility model relates to the technical field of buildings, and discloses a beam-column connection node of a modular building, which is characterized in that a lower fixing plate is connected to a lower base plate, a lower frame beam is connected to the lower fixing plate, a lower frame column is connected to the lower base plate, a lower connecting plate is connected between the lower fixing plate and the lower frame column, and a positioning plate is arranged in the lower frame column; a positioning nut is arranged on the positioning plate, the bottom of the positioning column is in threaded connection with the positioning nut, and a lower via hole is formed in the lower base plate; an upper through hole is formed in the upper base plate, the upper frame beam is connected to the upper fixing plate, the upper frame column is connected to the upper base plate, a positioning groove is formed in the upper frame column, and the upper connecting plate is connected between the upper fixing plate and the upper frame column. The upper base plate and the lower base plate are connected and fixed through connecting bolts; the installation precision and the installation efficiency between the upper frame column and the lower frame column can be improved, the positioning columns are arranged in a split mode, collision deformation of the positioning columns in the carrying and moving process is effectively avoided, and the overall flexibility in the installation process is high.

Description

Technical Field

[0001] The utility model relates to the technical field of construction, in particular to a beam-column connection node of a modular building. Background Art

[0002] The modular integrated building disassembles the building into modular unit structures and assembles them into an overall building, which greatly shortens the construction period and reduces the construction difficulty. However, when assembling the frame node connection structure of the existing modular integrated building, it is necessary to ensure the accurate setting of the position of the frame column during the installation of the upper and lower layers, and the alignment operation is relatively troublesome, which will reduce the construction efficiency. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a beam-column connection node of a modular building, which can improve the installation accuracy and installation efficiency between the upper frame column and the lower frame column. The positioning column is separately arranged, effectively avoiding the collision and deformation of the positioning column during the handling and moving process, and having high overall flexibility during the installation process.

[0004] To achieve the above purpose, the utility model provides a beam-column connection node of a modular building, which includes an upper connection seat, a lower connection seat, a positioning column, a connecting bolt, an upper frame beam, an upper frame column, a lower frame beam and a lower frame column. The lower connection seat includes a lower base plate, a lower fixing plate and a lower connecting plate. The lower fixing plate is connected to one end of the bottom surface of the lower base plate. The lower frame beam is connected to the lower fixing plate. The lower frame column is connected to the other end of the bottom surface of the lower base plate. The lower connecting plate is connected between the lower fixing plate and the lower frame column. A positioning plate is arranged in the lower frame column, and a positioning nut is installed on the positioning plate. The bottom of the positioning column is threadedly connected to the positioning nut. A lower through hole for the positioning column to pass through is arranged on the lower base plate. The upper connection seat includes an upper base plate, an upper fixing plate and an upper connecting plate. The upper fixing plate is connected to one end of the top surface of the upper base plate. An upper through hole for the positioning column to pass through is arranged on the upper base plate. The upper frame beam is connected to the upper fixing plate. The upper frame column is connected to the other end of the top surface of the upper base plate. A positioning groove for plugging and matching with the upper part of the positioning column is arranged at the bottom of the upper frame column. The upper connecting plate is connected between the upper fixing plate and the upper frame column. The upper base plate and the lower base plate are connected and fixed by the connecting bolt.

[0005] As a preferred scheme of the utility model, two adjacent beam-column connection nodes are connected by an installation plate. One end of the installation plate is connected to one beam-column connection node, and the other end of the installation plate is connected to one beam-column connection node. The installation plate is clamped between the upper base plate and the lower base plate. Two connection through holes respectively cooperating with the two positioning columns are arranged on the installation plate.

[0006] As a preferred solution of the present utility model, the lower frame beam and the lower frame column are both welded to the lower connecting seat; the upper frame beam and the upper frame column are both welded to the upper connecting seat.

[0007] As a preferred solution of the present utility model, the cavities in the lower connecting seat and the upper connecting seat are both filled with concrete.

[0008] As a preferred solution of the present utility model, the positioning plate and the lower connecting plate are located on the same horizontal plane.

[0009] As a preferred solution of the present utility model, the area of the upper fixing plate is greater than or equal to the longitudinal sectional area of the upper frame beam; the area of the lower fixing plate is greater than or equal to the longitudinal sectional area of the lower frame beam.

[0010] Compared with the prior art, the beneficial effects of the beam-column connection node of a modular building in the embodiment of the present utility model are as follows:

[0011] In the present utility model, the positioning column is fixed by cooperating with the positioning nut and the positioning plate. The positioning column is separately arranged from the lower connecting seat, effectively avoiding the collision deformation of the positioning column during the handling and moving process, and having high overall flexibility during the installation process; moreover, the upper frame column is positioned on the upper connecting seat through the positioning column, improving the installation accuracy between the upper frame column and the lower frame column, and at the same time improving the installation stability and efficiency of the upper frame column. The upper connecting seat and the lower connecting seat can be quickly connected and fixed through the connecting bolts, realizing the connection between the upper and lower layers. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings of the embodiments will be briefly introduced below.

[0013] Figure 1 It is a schematic structural diagram of a beam-column connection node of a modular building provided by the present utility model;

[0014] In the figure: upper connecting seat 1; upper base plate 11; upper fixing plate 12; upper connecting plate 13; lower connecting seat 2; lower base plate 21; lower fixing plate 22; lower connecting plate 23; positioning column 3; connecting bolt 4; upper frame beam 5; upper frame column 6; lower frame beam 7; lower frame column 8; positioning plate 81; positioning nut 82; mounting plate 9. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] The following combines the drawings and embodiments to further describe in detail the specific embodiments of the present utility model. The following embodiments are used to illustrate the present utility model, but are not used to limit the scope of the present utility model.

[0016] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", etc. is based on the orientation or positional relationship shown in the drawings. It is 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 operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0017] As Figure 1 shown, a beam-column connection node of a modular building in a preferred embodiment of the present utility model includes an upper connection seat 1, a lower connection seat 2, a positioning column 3, a connection bolt 4, an upper frame beam 5, an upper frame column 6, a lower frame beam 7, and a lower frame column 8. The lower connection seat 2 includes a lower base plate 21, a lower fixing plate 22, and a lower connection plate 23. The lower fixing plate 22 is connected to one end of the bottom surface of the lower base plate 21. The lower frame beam 7 is connected to the lower fixing plate 22. The lower frame column 8 is connected to the other end of the bottom surface of the lower base plate 21. The lower connection plate 23 is connected between the lower fixing plate 22 and the lower frame column 8. A positioning plate 81 is provided in the lower frame column 8, and a positioning nut 82 is installed on the positioning plate 81. The bottom of the positioning column 3 is threadedly connected to the positioning nut 82. The lower base plate 21 is provided with a lower through hole through which the positioning column 3 can pass. The upper connection seat 1 includes an upper base plate 11, an upper fixing plate 12, and an upper connection plate 13. The upper fixing plate 12 is connected to one end of the top surface of the upper base plate 11. The upper base plate 11 is provided with an upper through hole through which the positioning column 3 can pass. The upper frame beam 5 is connected to the upper fixing plate 12. The upper frame column 6 is connected to the other end of the top surface of the upper base plate 11. A positioning groove that is inserted and matched with the upper part of the positioning column 3 is provided at the bottom of the upper frame column 6. The upper connection plate 13 is connected between the upper fixing plate 12 and the upper frame column 6. The upper base plate 11 and the lower base plate 21 are connected and fixed by the connection bolt 4.

[0018] In the present utility model, the positioning column 3 is fixed by cooperating with the positioning nut 82 and the positioning plate 81. The positioning column 3 is separately arranged from the lower connection seat 2, effectively avoiding the collision and deformation of the positioning column 3 during the handling and moving process, and having high overall flexibility during the installation process. Moreover, the upper frame column 6 is positioned on the upper connection seat 1 through the positioning column 3, improving the installation accuracy between the upper frame column 6 and the lower frame column 8. At the same time, it can improve the installation stability and efficiency of the upper frame column 6. The upper connection seat 1 and the lower connection seat 2 can be quickly connected and fixed by the connection bolt 4 to realize the connection between the upper and lower layers.

[0019] Exemplarily, two adjacent beam-column connection nodes are connected by a mounting plate 9. One end of the mounting plate 9 is connected to one beam-column connection node, and the other end of the mounting plate 9 is connected to another beam-column connection node. The mounting plate 9 is clamped between the upper substrate 11 and the lower substrate 21. Two connection through holes respectively mating with the two positioning columns 3 are provided on the mounting plate 9. In this way, two adjacent beam-column connection nodes can be quickly and accurately connected and fixed together by the mounting plate 9, and at the same time, the positions of adjacent upper frame columns 6 (lower frame columns 8) are ensured to be accurate.

[0020] Preferably, both the lower frame beam 7 and the lower frame column 8 are welded to the lower connecting seat 2; both the upper frame beam 5 and the upper frame column 6 are welded to the upper connecting seat 1, ensuring good structural stability of the beam-column connection node.

[0021] Further, the cavities in the lower connecting seat 2 and the upper connecting seat 1 are both filled with concrete, improving the overall force-bearing effect of the beam-column connection node.

[0022] Exemplarily, the positioning plate 81 and the lower connecting plate 23 are on the same horizontal plane, improving the structural stability of the positioning column 3 on the lower connecting seat 2.

[0023] Exemplarily, the area of the upper fixing plate 12 is greater than or equal to the longitudinal sectional area of the upper frame beam 5; the area of the lower fixing plate 22 is greater than or equal to the longitudinal sectional area of the upper frame beam 5, ensuring the connection stability between the upper frame beam 5 and the upper connecting seat 1, and between the upper frame beam 5 and the lower connecting seat 2.

[0024] In the description of the present invention, it should be noted that unless otherwise clearly specified and defined, the terms "connected" 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 directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0025] The above are only the preferred embodiments of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, several improvements and replacements can still be made, and these improvements and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A beam-column connection node of a modular building, characterized in that It includes an upper connecting seat, a lower connecting seat, positioning columns, connecting bolts, upper frame beams, upper frame columns, lower frame beams and lower frame columns. The lower connecting seat includes a lower base plate, a lower fixing plate and a lower connecting plate. The lower fixing plate is connected to one end of the bottom surface of the lower base plate. The lower frame beam is connected to the lower fixing plate. The lower frame column is connected to the other end of the bottom surface of the lower base plate. The lower connecting plate is connected between the lower fixing plate and the lower frame column. A positioning plate is provided inside the lower frame column, and a positioning nut is installed on the positioning plate. The bottom of the positioning column is threadedly connected to the positioning nut. A lower through hole for the positioning column to pass through is provided on the lower base plate; the upper connecting seat includes an upper base plate, an upper fixing plate and an upper connecting plate. The upper fixing plate is connected to one end of the top surface of the upper base plate. An upper through hole for the positioning column to pass through is provided on the upper base plate. The upper frame beam is connected to the upper fixing plate. The upper frame column is connected to the other end of the top surface of the upper base plate. A positioning groove for plugging and matching with the upper part of the positioning column is provided at the bottom of the upper frame column. The upper connecting plate is connected between the upper fixing plate and the upper frame column; the upper base plate and the lower base plate are connected and fixed by the connecting bolts.

2. The beam-column connection node of the modular building according to claim 1, characterized in that Two adjacent beam-column connection nodes are connected by a mounting plate. One end of the mounting plate is connected to one beam-column connection node, and the other end of the mounting plate is connected to one beam-column connection node. The mounting plate is clamped between the upper base plate and the lower base plate. Two connection through holes respectively matching with the two positioning columns are provided on the mounting plate.

3. The beam-column connection node of the modular building according to claim 1, characterized in that, Both the lower frame beam and the lower frame column are welded to the lower connecting seat; both the upper frame beam and the upper frame column are welded to the upper connecting seat.

4. The beam-column connection node of the modular building according to claim 1, characterized in that, The cavities inside the lower connecting seat and the upper connecting seat are both filled with concrete.

5. The beam-column connection node of the modular building according to claim 1, characterized in that The positioning plate and the lower connecting plate are on the same horizontal plane.

6. The beam-column connection node of the modular building according to claim 1, characterized in that, The area of the upper fixing plate is greater than or equal to the longitudinal sectional area of the upper frame beam; the area of the lower fixing plate is greater than or equal to the longitudinal sectional area of the lower frame beam.

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