CN212562035U

CN212562035U - Bolt-welding hybrid connection's double steel plates compound shear wall

Info

Publication number: CN212562035U
Application number: CN202022164634.4U
Authority: CN
Inventors: 郭兰慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-02-19
Anticipated expiration: 2030-09-27

Abstract

The utility model provides a bolt welds double steel plates composite shear wall of hybrid connection, the utility model relates to a double steel plates composite shear wall, the utility model discloses a solve composite shear wall steel sheet adopt wait strong connection method produce too big initial deformation, lead to upper and lower section wall body steel member appear the wrong limit phenomenon when the butt joint is connected at the job site, welding quality is difficult to guarantee, thereby reduced the problem of the security of component, it includes concrete, at least one steel pipe and two steel sheets, it still includes a plurality of pole and a plurality of high strength bolt of studding; every is decorated and is installed a high strength bolt on the pole, and two relative parallel mount of steel sheet are on the steel pipe, and a plurality ofly decorate the pole equipartition and arrange and install between two steel sheets, and decorate high strength bolt on the pole and install on the steel sheet that corresponds, and the concrete setting is in steel pipe and two steel sheets, and this application is used for building structure engineering technical field.

Description

Bolt-welding hybrid connection's double steel plates compound shear wall

Technical Field

The utility model belongs to the technical field of building structure engineering, a two steel sheet compound shear wall is related to, in particular to bolt welding hybrid connection's two steel sheet compound shear wall.

Background

The assembly type building is one of the fields of the rapid development and support of the country at present, is the necessary way for building industrialization, and the steel-concrete composite structure has wide application prospect in engineering as one of the assembly type structures. At present, in a multi-story and high-rise structure, the double-steel-plate combined shear wall has the advantages of high bearing capacity, high rigidity, diversified section shapes and the like, can be designed into a linear, L-shaped, T-shaped and other section forms according to the requirements of building functions, can improve the building functions and the space utilization rate, has an anti-seismic performance obviously superior to that of the traditional reinforced concrete shear wall, and is convenient to be connected with peripheral steel frames or combined frames. When the combined shear wall is used in a house or office structure, in order to avoid the exposure of structural wall members, the thickness of the wall body is usually small, the thickness of a steel plate is also small, in order to ensure the stability of the steel plate on the outer surface of the combined wall, some vertical rib plates or trusses are required to be arranged in the wall body, the conventional construction method is to connect the outer surface steel plate and internal stiffening plate members into a whole through a welding method, a large amount of welding can cause the members to have large welding residual deformation, and for the wall body with a complicated section, such as an L shape, a T shape, a Z shape and the like, especially for the wall body with large length and width of wall limbs, the steel members are accompanied with large torsional deformation in the. Because the combined shear wall belongs to an important structural member in a structure, the steel plates are usually connected by adopting an equal strength method, but the serious misalignment phenomenon occurs when the upper and lower wall steel members are in butt joint connection in a construction site due to overlarge initial deformation, great difficulty is brought to the connection of the members, the welding quality is not easy to guarantee, and the safety of the members is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve composite shear wall steel sheet and adopt equal strong connection method to produce too big initial deformation, the wrong limit phenomenon appears when job site butt joint in the wall body steel member about leading to, and welding quality is difficult for guaranteeing to the problem of the security of component has been reduced, and then has provided a double steel sheet composite shear wall of bolt welding hybrid connection.

The utility model discloses a solve the technical scheme that above-mentioned technical problem took and be:

the steel plate concrete comprises concrete, at least one steel pipe, two steel plates, a plurality of studded rods and a plurality of high-strength bolts; every is decorated and is installed a high strength bolt on the pole, and two relative parallel mount of steel sheet are on the steel pipe, and a plurality ofly decorate the pole equipartition and arrange and install between two steel sheets, and decorate the high strength bolt on the pole and install on the steel sheet that corresponds, and the concrete setting is in steel pipe and two steel sheets.

Compared with the prior art, the utility model the beneficial effect who contains is:

1. the steel plates on the two sides of the double-steel-plate combined shear wall can be used as a template for pouring concrete, the traditional formwork erecting and formwork removing procedures of the reinforced concrete shear wall are avoided, the construction is more convenient, and the double-steel-plate combined shear wall belongs to one of assembled components.

2. In the application, the end part and the corner part of the wall body are arranged into the pipe body, so that the constraint effect of the steel pipe on the concrete can be exerted at the position of the wall body with the largest stress, and the bearing capacity and the ductility of the wall body are improved; the steel plates on the two sides are only connected at the rectangular steel pipe through the welding seam, and other parts are connected through the bolt decorating rod or the web member provided by the patent of the utility model, so that the defect that the welding of an internal stiffening member is difficult when the section of the combined shear wall is small is avoided, and the assembly speed of the member is faster; meanwhile, excessive residual stress and residual deformation generated by welding a large number of stiffening members are avoided, and excessive accumulated torsional deformation of the end part and the corner part of the traditional all-welded double-steel-plate combined shear wall is obviously reduced.

3. The application solves the problem of serious misalignment when the upper and lower wall bodies are spliced. The rigid lacing rods are used for fixing the high-strength bolts and controlling the thickness of the wall body, and meanwhile, the whole wall body has better rigidity and integrity, so that the turning over, the transportation and the hoisting of the combined shear wall are facilitated. The double steel plates on the two sides are connected in a bolt decoration rod or web member mode, so that the welding workload is greatly reduced, the machining is convenient and fast, the precision is easy to control, the comprehensive economic benefit is good, and the method has a wide application prospect in engineering.

Drawings

Fig. 1 is the utility model discloses when 1 quantity of steel pipe is two, two steel sheet compound shear wall cross-sectional schematic diagrams that two clod wash's rectangle steel pipe and two steel sheet 2 constitute.

FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1.

Fig. 3 is a schematic view of the connection between the rod 3 and the high-strength bolt 4 in the present application.

Fig. 4 is the utility model discloses when 1 quantity of steel pipe is two, two welded rectangle steel pipes and the two steel sheet compound shear wall cross-sectional schematic diagrams that two steel sheet 2 constitute.

Fig. 5 is a schematic sectional view taken along line B-B of fig. 4.

Fig. 6 is a schematic view of the L-shaped vertical arrangement of the double-steel-plate composite shear wall of the present invention.

Fig. 7 is a schematic cross-sectional view taken along line C-C of fig. 6.

Fig. 8 is a schematic view of the double-steel-plate composite shear wall of the present invention in a T-shape.

Fig. 9 is a schematic cross-sectional view of fig. 8.

Detailed Description

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 5, and the stud-welded hybrid connection double-steel-plate composite shear wall of the embodiment comprises concrete 6, at least one steel pipe 1, two steel plates 2, a plurality of studding rods 3 and a plurality of high-strength bolts 4; install a high strength bolt 4 on every studded pole 3, two relative parallel mount of steel sheet 2 are on steel pipe 1, and a plurality ofly studded 3 equipartitions of pole and arranged and install between two steel sheets 2, and studded high strength bolt 4 on the pole 3 and install on corresponding steel sheet 2, and concrete 6 sets up in steel pipe 1 and two steel sheets 2.

The steel pipe 1 in the present embodiment has a rectangular cross section.

Fig. 1 shows two opposing parallel steel plates 2 mounted by welding between two cold-formed rectangular steel pipes 1.

Fig. 4 shows two opposing parallel steel plates 2 mounted between two welded rectangular steel pipes 1 by welding.

The second embodiment is as follows: referring to fig. 1 to 3 for explaining the present embodiment, the stud welding hybrid connection double-steel-plate composite shear wall according to the present embodiment includes a main plate 3-1 and four first end plates 3-2, two first end plates 3-2 are respectively disposed on two sides of each steel plate 2, and the two first end plates 3-2 between the two steel plates 2 are welded to the main plate 3-1. The main board 3-1 is channel steel or angle steel, and other components and connection modes are the same as those of the first embodiment.

The third concrete implementation mode: in the embodiment described in conjunction with fig. 1-3, the high-strength bolt 4 includes two bolt rods 4-1 and two nuts one 4-2, and each bolt rod 4-1 is inserted into the steel plate 2 and the first end plate 3-2 on both sides of the steel plate 2 and is connected by the nut one 4-2 through a screw thread. Other components and connection modes are the same as those of the embodiment

The fourth concrete implementation mode: referring to fig. 4 and 5 for explaining the present embodiment, the stud rod 3 of the present embodiment includes a pipe body 3-3 and four second end plates 3-4, two second end plates 3-4 are respectively disposed on two sides of each steel plate 2, and the two second end plates 3-4 between the two steel plates 2 are welded to the pipe body 3-3. Other components and connection modes are the same as those of the first embodiment

The fifth concrete implementation mode: referring to fig. 4 and 5, the embodiment is described, and the high-strength bolt 4 of the double-steel-plate composite shear wall with hybrid bolt-weld connection in the embodiment includes a stud 4-3 and two nuts 4-4, two ends of the stud 4-3 are inserted into the two second end plates 3-4, and one nut 4-4 is installed at each end of the stud 4-3. The other components and the connection mode are the same as those of the fourth embodiment.

The sixth specific implementation mode: the embodiment is described by combining fig. 1-3, and the bolt-weld hybrid connection double-steel-plate composite shear wall of the embodiment is characterized in that a screw rod through hole is formed in a steel plate 2, and the difference between the diameter of the screw rod through hole in the steel plate 2 and the diameter of a bolt rod 4-1 is 3mm-6 mm. Other components and connection modes are the same as those of the third embodiment.

The seventh embodiment: the embodiment is described with reference to fig. 4 and 5, and the bolt-weld hybrid connection double-steel-plate composite shear wall of the embodiment is characterized in that a screw passing through hole is formed in a steel plate 2, and the difference between the diameter of the screw passing through hole in the steel plate 2 and the diameter of a double-threaded screw 4-3 is 3mm-6 mm. The other components and the connection mode are the same as the fifth embodiment mode.

The specific implementation mode is eight: referring to fig. 1 to 5, the present embodiment is described, in which two steel plates 2 and a steel pipe 1 are fixedly connected by a welding point 5. The composition and the connection mode are the same as those of the first embodiment.

The specific implementation method nine: the present embodiment will be described with reference to fig. 6 and 7, and the dual steel plate composite shear wall formed by bolt welding and hybrid connection according to the present embodiment is formed by vertically arranging a dual steel plate composite shear wall formed by two cold-bent rectangular steel pipes 1 in an L shape, and welding and fixing a joint between two walls through the cold-bent rectangular steel pipes 1. A main board 3-1 in the connecting structure is of a channel steel structure, a high-strength bolt 4 in the connecting structure is a double-headed screw 4-3 and two screw caps II 4-4, and other components and connecting modes are the same as those of the first specific embodiment.

The detailed implementation mode is ten: the present embodiment will be described with reference to fig. 8 and 9, and the double-steel-plate composite shear wall with plug-weld hybrid connection according to the present embodiment is configured such that a double-steel-plate composite shear wall composed of three cold-bent rectangular steel pipes 1 is disposed in a T shape, and joints between the three walls are welded and fixed by the cold-bent rectangular steel pipes 1. The high-strength bolt 4 in the connecting structure is a double-headed screw 4-3 and two screw caps II 4-4. The main board 3-1 in the connecting structure is of an angle steel structure, one board body of each angle steel is fixedly welded with the inner side face of the steel plate, the other board body of each angle steel is fixedly welded with the double-threaded screw 4-3, and other components and connecting modes are the same as those of the first embodiment.

The concrete implementation mode eleven: the embodiment is described with reference to fig. 1 to 5, and the method for manufacturing the stud welding hybrid connection-based double-steel-plate composite shear wall is implemented according to the following steps:

the method comprises the following steps: preparing materials: preparing a steel pipe 1, a steel plate 2, a studding rod 3, a high-strength bolt 4, welding equipment and concrete 6 to be poured;

step two: opening a hole: processing a screw rod on the steel plate 2 prepared in the first step to penetrate through a through hole, wherein the diameter of the processed screw rod penetrating through the through hole is 3-6 mm larger than that of the high-strength bolt 4;

step three: setting a steel plate 2: in the second step, the two parallel steel plates 2 with the holes are arranged close to the steel pipe 1;

step four: installing the studding rod 3 and the high-strength bolt 4: two ends of a double-headed screw 4-1 are respectively arranged on an end plate 3-2 of the studding rod 3, two ends of each double-headed screw 4-1 are respectively arranged on two parallel steel plates 2, the double-headed screw 4-1 is inserted into a screw penetrating through hole of the steel plate 2, each end of the double-headed screw 4-1 is preliminarily fixedly connected through a nut I4-2, and a bolt is screwed;

step five: welding a steel plate 2: the two parallel steel plates 2 are welded and installed on the outer side wall of the steel pipe 1 through welding equipment;

step six, screwing the first nut 4-2: screwing and fixing nuts (4-2) at two ends of a double-head screw (4-1) on the parallel steel plate (2);

step seven, pouring concrete 6: and sixthly, pouring concrete in the cavity after the processing is finished, and forming the assembled bolted-welded hybrid-connection double-steel-plate combined shear wall by jointly working with the steel member after the concrete is hardened.

The specific implementation mode twelve: the embodiment is described with reference to fig. 1 to 5, and the method for manufacturing the double-steel-plate composite shear wall based on the hybrid plug-weld connection in the embodiment guarantees the perpendicularity of the installation positions of the steel plates 2 and the vertical plates of the steel pipes 1 when the steel plates 2 are welded and installed on the steel pipes 1 in the fifth step. Other components and connection modes are the same as those of the eleventh embodiment.

Claims

1. The utility model provides a two steel sheet compound shear wall of plug welding hybrid connection, it includes concrete (6), at least one steel pipe (1) and two steel sheets (2), its characterized in that: the high-strength bolt also comprises a plurality of studded rods (3) and a plurality of high-strength bolts (4); install one high strength bolt (4) on every studded pole (3), two relative parallel mount of steel sheet (2) are on steel pipe (1), and a plurality of studded pole (3) equipartition are arranged and are installed between two steel sheet (2), and studded high strength bolt (4) on pole (3) and install on corresponding steel sheet (2), and concrete (6) set up in steel pipe (1) and two steel sheet (2).

2. The stud-welded hybrid bonded double steel plate composite shear wall of claim 1, wherein: the studded rod (3) comprises a main plate (3-1) and four first end plates (3-2), two sides of each steel plate (2) are respectively provided with one first end plate (3-2), and the two first end plates (3-2) between the two steel plates (2) are welded and fixed with the main plate (3-1).

3. The stud-welded hybrid bonded double steel plate composite shear wall of claim 2, wherein: the high-strength bolt (4) comprises two bolt rods (4-1) and two nuts I (4-2), wherein each bolt rod (4-1) is inserted into the steel plate (2) and the first end plates (3-2) on the two sides of the steel plate (2) and is in threaded connection through the nuts I (4-2).

4. The stud-welded hybrid bonded double steel plate composite shear wall of claim 1, wherein: the rod (3) comprises a pipe body (3-3) and four second end plates (3-4), two sides of each steel plate (2) are respectively provided with one second end plate (3-4), and the two second end plates (3-4) between the two steel plates (2) are welded and fixed with the pipe body (3-3).

5. The stud-welded hybrid bonded double steel plate composite shear wall of claim 4, wherein: the high-strength bolt (4) comprises a double-headed screw (4-3) and two second screw caps (4-4), the two ends of the double-headed screw (4-3) are inserted into the two second end plates (3-4), and each end of the double-headed screw (4-3) is provided with one second screw cap (4-4).

6. The stud-welded hybrid bonded double steel plate composite shear wall of claim 3, wherein: the steel plate (2) is provided with a screw penetrating through hole, and the difference between the diameter of the screw penetrating through the through hole on the steel plate (2) and the diameter of the bolt rod (4-1) is 3-6 mm.

7. The stud-welded hybrid bonded double steel plate composite shear wall of claim 5, wherein: the steel plate (2) is provided with a screw penetrating through hole, and the difference value between the diameter of the screw penetrating through the through hole on the steel plate (2) and the diameter of the double-head screw (4-3) is 3-6 mm.

8. The stud-welded hybrid bonded double steel plate composite shear wall of claim 1, wherein: the two steel plates (2) are fixedly connected with the steel pipe (1) through welding points (5).