Structure of fillet weldment connecting joint of steel structure box-type integrated house

Abstract

The utility model provides a corner weldment connecting node structure of a steel structure box type integrated house, which is characterized by comprising a first corner piece, a second corner piece, a base plate and a corner weldment, the first corner piece comprises a first middle piece, an upper-layer column and two first cross beams, and the second corner piece comprises a second middle piece, a lower-layer column and two second cross beams; a first connecting part is arranged on the first middle part, a second connecting part is arranged on the second middle part, a second connecting hole matched with the first connecting part is formed in the middle of the second connecting part, the first connecting part can be inserted into the second connecting hole of the second connecting part, and a third through hole matched with the second connecting part is formed in the base plate; the fillet weldment is installed on the base plate and abuts against the two first cross beams or the two second cross beams. The joint is easy to assemble, the integrity of the steel structure box type house can be effectively improved, the lateral stiffness of the steel structure box type house is enhanced, site construction is convenient, and the joint has wide application prospects in multi-storey and high-rise steel structure box type integrated houses.

Description

Technical Field

[0001] The utility model relates to the field of modular steel structure house design in the construction industry, in particular to a structure of a corner welded piece connection node of a steel structure box-type integrated house. Background Art

[0002] Modular steel structure box-type integrated buildings are steel structure integrated buildings with a very high assembly rate that have developed rapidly in recent years. They are smart to assemble, easy to construct, environmentally friendly and energy-saving, and are very consistent with the current green and low-carbon development concept. They are gradually being widely used in low-rise health stations and hotel apartments.

[0003] However, due to the insufficient lateral stiffness of its existing connection nodes, it is unable to ensure the effective transmission of the horizontal and vertical loads of the structure, which limits its application in high-rise buildings. Utility Model Content

[0004] In order to solve the above problems in the prior art, the utility model provides a structure of a corner weld connection node of a steel structure box-type integrated house, comprising a first corner piece, a second corner piece, a backing plate and a corner weld.

[0005] The first corner piece includes a first middle piece, an upper column and two first beams, the upper column and the two first beams are perpendicular to each other, and one end of the upper column and the two first beams are connected to the first middle piece. The second corner piece includes a second middle piece, a lower column and two second beams, the lower column and the two second beams are perpendicular to each other, and one end of the lower column and the two second beams are connected to the second middle piece.

[0006] The first middle part is provided with a first connection part, the second middle part is provided with a second connection part, the middle of the second connection part is provided with a second connection hole adapted to the first connection part, the first connection part can be plugged into the second connection hole of the second connection part, and the plug-in structure enhances the lateral stiffness of the connection. The pad is provided with a third through hole adapted to the second connection part, the second connection part can be plugged into the third through hole, further enhancing the lateral stiffness. When the first connection part is plugged into the second connection hole, the distance between the second crossbeam and the first crossbeam is equal to the thickness of the pad, so that the force can be well transmitted from the upper layer to the lower layer.

[0007] The fillet is installed on the pad and abuts against the two first beams or the two second beams, that is, the fillet is installed between the pad and the first angle piece, or between the pad and the second angle piece, to strengthen the structure there.

[0008] Furthermore, the backing plate is provided with a fourth through hole, and the fillet weld is provided with a fifth through hole. When the fillet weld is installed on the backing plate, the fourth through hole and the fifth through hole are connected for passing bolts to fix the fillet weld.

[0009] Furthermore, the pad is provided with a protruding matching seat, and the bottom of the corner weld is provided with a matching hole adapted to the matching seat. When the corner weld is installed on the pad, the matching seat is plugged into the matching hole.

[0010] Furthermore, when the fillet weld is installed on the backing plate, the outer contour of the fillet weld matches the outer contour of the backing plate.

[0011] Furthermore, the fillet weld includes a beam mating surface, and when the fillet weld abuts against the two first beams or the two second beams, the beam mating surface fits the corresponding first beam or second beam.

[0012] The utility model has a simple form and is easy to assemble. It can effectively improve the integrity of the steel structure box-type house and enhance its lateral stiffness. It can realize the design concept of "strong nodes and weak components" and meet the structural design requirements of multi-story and high-rise modular steel structure box-type integrated houses. The node assembly is simple and the on-site construction is convenient. It has broad application prospects in multi-story and high-rise steel structure box-type integrated houses. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the cooperation between the first connecting part and the second connecting part in the utility model;

[0016] Figure 3 It is a schematic diagram of the pad in the utility model;

[0017] Figure 4 It is a schematic diagram of a fillet weld in the utility model;

[0018] Figure 5 It is a schematic diagram of the connection between the fillet weld and the first corner piece in the utility model;

[0019] Figure 6 It is a schematic diagram of the assembly structure in the utility model;

[0020] In the figure: 1. first angle fitting; 2. second angle fitting; 3. pad; 4. corner welding piece; 5. first middle piece; 6. upper column; 7. first beam; 8. second middle piece; 9. lower column; 10. second beam; 11. first connecting part; 12. second connecting part; 13. second connecting hole; 14. third through hole; 15. fourth through hole; 16. fifth through hole; 17. mating seat; 18. mating hole; 19. beam mating surface; 20. bolt. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on 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.

[0022] like Figure 1 As shown, the connection node structure of the utility model includes a first angle piece 1, a second angle piece 2, a pad 3 and a fillet weld 4.

[0023] The first corner fitting 1 includes a first middle piece 5, an upper column 6 and two first beams 7, the upper column 6 and the two first beams 7 are perpendicular to each other, and one end of the upper column 6 and the two first beams 7 are connected to the first middle piece 5. The second corner fitting 2 includes a second middle piece 8, a lower column 9 and two second beams 10, the lower column 9 and the two second beams 10 are perpendicular to each other, and one end of the lower column 9 and the two second beams 10 are connected to the second middle piece 8.

[0024] like Figure 2 As shown, the first middle part is provided with a first connection part 11, the second middle part is provided with a second connection part 12, the second connection part 12 is provided with a second connection hole 13 adapted to the first connection part 11, the first connection part 11 can be plugged into the second connection hole 13 of the second connection part 12, and the lateral stiffness of the connection is enhanced through the plug-in structure. Figure 3 As shown, the pad 3 is provided with a third through hole 14 adapted to the second connection portion 12, and the second connection portion 12 can be inserted into the third through hole 14 to further enhance the lateral stiffness. When the first connection portion 11 is inserted into the second connection hole 13, the distance between the second cross beam 10 and the first cross beam 7 is equal to the thickness of the pad 3, so that the force can be well transmitted from the upper layer to the lower layer.

[0025] The fillet weld 4 is installed on the pad 3 and abuts against the two first beams 7 or the two second beams 10, that is, the fillet weld 4 is installed between the pad 3 and the first angle piece 1, or between the pad 3 and the second angle piece 2, to strengthen the structure there.

[0026] In this embodiment, a fourth through hole 15 is provided on the pad 3, and a fifth through hole 16 is provided on the corner weld 4. When the corner weld 4 is installed on the pad 3, the fourth through hole 15 and the fifth through hole 16 are connected, and are used to pass the bolt 20 to fix the corner weld 4, thereby enhancing the overall structural strength.

[0027] The backing plate 3 of this embodiment is also provided with a protruding matching seat 17. Figure 4 As shown, a matching hole 18 adapted to the matching seat 17 is provided at the bottom of the fillet weld 4. When the fillet weld 4 is installed on the backing plate 3, the matching seat 17 is plugged into the matching hole 18 to further enhance the overall strength.

[0028] When the fillet weld 4 of this embodiment is installed on the backing plate 3, the outer contour of the fillet weld 4 is matched with the outer contour of the backing plate 3, making the structure beautiful.

[0029] like Figure 5 As shown, the corner weld 4 of this embodiment includes a beam mating surface 19. When the corner weld 4 abuts against the two first beams 7 or the two second beams 10, the beam mating surface 19 fits the corresponding first beams 7 or second beams 10 to ensure good contact, and the strength here can be further enhanced by welding.

[0030] When this embodiment is used, in the middle of the house, Figure 6 As shown, four first corner pieces 1 and second corner pieces 2 may be provided on each of the upper and lower layers, eight corner welds 4 may be provided accordingly, four third through holes 14 may be provided on the pad 3, and eight matching seats 17 may be provided on the upper and lower surfaces of the pad 3. When on the side of the house, two first corner pieces 1 and second corner pieces 2 may be provided on each of the upper and lower layers, four corner welds 4 may be provided accordingly, two third through holes 14 may be provided on the pad 3, and four matching seats 17 may be provided on the upper and lower surfaces of the pad 3. When on the bottom or top of the house, four second corner pieces 2 may be provided, four corner welds 4 may be provided accordingly, four third through holes 14 may be provided on the pad 3, and four matching seats 17 may be provided on one side of the pad 3.

[0031] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A structure of a corner weld connection node of a steel structure box-type integrated house, characterized in that: It includes a first angle piece, a second angle piece, a pad and a corner weld; the first angle piece includes a first middle piece, an upper column and two first beams, the upper column and the two first beams are perpendicular to each other, and one end of the upper column and the two first beams are connected to the first middle piece; the second angle piece includes a second middle piece, a lower column and two second beams, the lower column and the two second beams are perpendicular to each other, and one end of the lower column and the two second beams are connected to the second middle piece; a first connecting part is provided on the first middle part, a second connecting part is provided on the second middle part, a second connecting hole matched with the first connecting part is provided in the middle of the second connecting part, the first connecting part can be inserted in the second connecting hole of the second connecting part, the pad is provided with a third through hole matched with the second connecting part, the second connecting part can be inserted in the third through hole, when the first connecting part is inserted in the second connecting hole, the distance between the second beam and the first beam is equal to the thickness of the pad; the corner weld is installed on the pad and abuts against the two first beams or the two second beams.

2. The structure of the corner weld connection node of the steel structure box-type integrated house according to claim 1 is characterized in that: The backing plate is provided with a fourth through hole, and the fillet weld is provided with a fifth through hole. When the fillet weld is mounted on the backing plate, the fourth through hole and the fifth through hole are connected to each other for passing bolts to fix the fillet weld.

3. The structure of the corner weld connection node of the steel structure box-type integrated house according to claim 1 is characterized in that: The pad is provided with a protruding matching seat, and the bottom of the corner weld is provided with a matching hole adapted to the matching seat. When the corner weld is installed on the pad, the matching seat is plugged into the matching hole.

4. The structure of the corner weld connection node of the steel structure box-type integrated house according to claim 1 is characterized in that: When the fillet weld is installed on the backing plate, the outer contour of the fillet weld matches the outer contour of the backing plate.

5. The structure of the corner weld connection node of the steel structure box-type integrated house according to claim 1 is characterized in that: The fillet weld comprises a beam matching surface. When the fillet weld abuts against two first beams or two second beams, the beam matching surface fits the corresponding first beam or second beam.

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