CN219080580U

CN219080580U - Beam column connecting device of frame structure

Info

Publication number: CN219080580U
Application number: CN202320125212.7U
Authority: CN
Inventors: 莫浩舟; 孟乐
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-05-26
Anticipated expiration: 2033-01-13

Abstract

The utility model provides a beam column connecting device of a frame structure, which comprises an acute angle code, a split bolt, a high-strength nut, an inclined wedge plate, a prefabricated column and a concrete prefabricated beam, wherein the acute angle code is an acute angle code which changes a right angle of a common angle code into an acute angle of 80-89 degrees, the acute angle code is fixed on the prefabricated column through the split bolt, the high-strength nut and the inclined wedge plate, and a top plate of the installed acute angle code is horizontally arranged, so that the top plate is vertically arranged as an inclined plate; the inclined wedge plate is of a plate-shaped structure with a thick upper end and a thin lower end, the plate surface of the inclined wedge plate, which is close to the prefabricated column, is an inclined surface matched with the inclined plate of the acute angle code, and the plate surface of the inclined wedge plate, which is far away from the prefabricated column, is a vertical surface; one end of the concrete precast beam is directly or indirectly connected with the top surface of the acute angle bracket. The phenomenon of relative sliding between the acute angle code and the prefabricated column is avoided, so that the beam column connecting device of the frame structure is stable and reliable.

Description

Beam column connecting device of frame structure

Technical Field

The utility model belongs to the field of assembled buildings, and particularly relates to a beam column connecting device of a frame structure.

Background

The frame structure is a building structure system which is formed by beams and columns and is used for bearing vertical load and lateral load, and is widely applied to houses, office buildings, markets, hotels and multi-layer industrial plants. The dry construction connection structure of the frame structure building is a building assembled on site by utilizing prefabricated beams and columns, and has a series of advantages of high construction speed, small restriction on climatic conditions, labor saving, building quality improvement and the like.

The inventor of the present application previously invented a dry construction connection structure (CN 201910315143 and CN 201910314631) of prefabricated columns and beams for an assembled frame structure building, the connection structure comprising prefabricated columns and steel beams, the steel beams being connected to the prefabricated columns by corner pieces provided at upper and lower sides of ends thereof; the prefabricated column is embedded with split bolts, two ends of each split bolt extend out of the prefabricated column and penetrate through a first connecting plate, the split bolts are welded with longitudinal steel bars of the prefabricated column in the prefabricated column, and the first connecting plate is connected with the prefabricated column through locking nuts. In the connecting structure, the split bolt and the longitudinal steel bar form a whole, so that the ultimate bearing capacity and the earthquake resistance of the frame structure are improved, the split bolt can be prevented from shifting in the construction process of the prefabricated column, and the construction precision is ensured. The utility model has simple structure and convenient construction, greatly improves the construction quality and shortens the construction period on the premise of ensuring the structural strength of the frame structure building.

But there is a relative slip between the corner connector and the preform column. Accordingly, there is a need in the art to provide a new frame structure beam column connection device that addresses this problem.

Disclosure of Invention

The utility model provides a beam column connecting device of a frame structure, which comprises an acute angle code, a split bolt, a high-strength nut, an inclined wedge plate, a prefabricated column and a concrete prefabricated beam, wherein the acute angle code is an acute angle code which changes a right angle of a common angle code into an acute angle of 80-89 degrees, the acute angle code is fixed on the prefabricated column through the split bolt, the high-strength nut and the inclined wedge plate, and a top plate of the installed acute angle code is horizontally arranged, so that the top plate is vertically arranged as an inclined plate; the inclined wedge plate is of a plate-shaped structure with a thick upper end and a thin lower end, the plate surface of the inclined wedge plate, which is close to the prefabricated column, is an inclined surface matched with the inclined plate of the acute angle code, and the plate surface of the inclined wedge plate, which is far away from the prefabricated column, is a vertical surface; one end of the concrete precast beam is directly or indirectly connected with the top surface of the acute angle bracket.

In the utility model, the prefabricated column is a corner column, a side column or a middle column, at least one side of the prefabricated column is connected with a concrete prefabricated beam by using an acute angle code, a split bolt, a high-strength nut and a wedge plate, the other end of the split bolt can be embedded and arranged in the prefabricated column, and the other end of the split bolt can be matched with the acute angle code, the high-strength nut and the wedge plate to be connected with another concrete prefabricated beam.

In a specific embodiment, the connection device further comprises a spacer disposed between the high strength nut and the cam plate.

In a specific embodiment, an acute angle of the acute angle code (1) is 82-87 °.

In a specific embodiment, an acute angle of the acute angle code (1) is 83-86 °.

In a specific embodiment, the prefabricated column (6) is a concrete prefabricated column.

In a specific embodiment, the length l of the acute angle code (1) is 130-190 mm, the width w is 120-170 mm, and the height h is 90-110 mm.

In a specific embodiment, the split bolt (2) is preset in the prefabricated column (6), and the split bolt (2) is directly or indirectly welded with a longitudinal steel bar of the prefabricated column in the prefabricated column (6).

In a specific embodiment, a bolt (11) perpendicular to the top surface is fixedly arranged on the top surface of the acute angle bracket (1), the lower section of one end of the concrete precast beam (7) is set to be in a vacant state to provide an installation position for the acute angle bracket (1), a round sleeve (71) matched with the bolt (11) is arranged at one end of the concrete precast beam (7), and a fine stone concrete structure (8) is further arranged between the bolt (11) and the round sleeve (71).

In a specific embodiment, two through holes for passing through the split bolt (2) are symmetrically arranged in the length direction of the acute angle code (1), and the bolt (11) is arranged at the middle position in the length direction of the acute angle code (1).

In a specific embodiment, the length of the top of the acute angle code (1) deeper into the prefabricated column (6) than the bottom of the acute angle code is 8-12 mm, and the thickness of the top of the inclined wedge plate (5) is 8-12 mm larger than the thickness of the bottom of the inclined wedge plate.

The beam column connecting device with the frame structure has at least the following beneficial effects: firstly, the vertical load of the acute angle code can be clearly transmitted to the prefabricated column through the inclined plate, so that the phenomenon of relative sliding between the acute angle code and the prefabricated column is avoided, and the beam column connecting device of the frame structure is stable and reliable; in addition, the utility model uses the precast concrete beam 7, and is preferably arranged in a hollow state at the lower section of one end of the precast concrete beam 7 for providing a mounting position for the acute angle bracket 1, and a round sleeve 71 is arranged at the beam end for abutting with a bolt 11 on the angle bracket, and the gap between the round sleeve and the bolt is filled by a fine stone concrete structure 8, so that the defects of exposing the angle bracket and affecting the building interior are avoided.

Drawings

Fig. 1 is a schematic structural view of a beam-column connecting device with a frame structure according to the present utility model.

Fig. 2 is a front view of the acute angle code according to the present utility model.

Fig. 3 is a side view of the acute angle code of the present utility model.

In the figure: the concrete pile comprises an acute angle bracket 1, a split bolt 2, a high-strength nut 3, a gasket 4, an inclined wedge plate 5, a precast column 6, a concrete precast beam 7, a round sleeve 71, a bolt 11 and a fine stone concrete structure 8.

Detailed Description

As shown in fig. 1 to 3, the utility model provides a beam column connecting device of a frame structure, which comprises an acute angle code 1, a split bolt 2, a high-strength nut 3, a gasket 4, a wedge plate 5, a concrete precast column 6 and a concrete precast beam 7, wherein the acute angle code is an acute angle code which changes the right angle of a common angle code into an acute angle of 80-89 degrees, the acute angle code is fixed on the precast column through the split bolt, the high-strength nut, the gasket and the wedge plate, and the top plate of the installed acute angle code is horizontally arranged, so that the vertical direction of the top plate is a sloping plate; the inclined wedge plate is of a plate-shaped structure with a thick upper end and a thin lower end, the plate surface of the inclined wedge plate, which is close to the prefabricated column, is an inclined surface matched with the inclined plate of the acute angle code, and the plate surface of the inclined wedge plate, which is far away from the prefabricated column, is a vertical surface; one end of the concrete precast beam is directly or indirectly connected with the top surface of the acute angle bracket.

Specifically, fixedly be provided with on the top surface of acute angle sign indicating number with top surface vertically bolt, set up to the vacancy state at the hypomere of concrete precast beam one end and be used for providing the mounted position for acute angle sign indicating number, and be provided with at the one end of concrete precast beam with the round sleeve that the bolt matches, just still be provided with fine stone concrete structure between bolt and the round sleeve.

In the prior art, the floor load is carried by friction between the corner connector and the prefabricated column by the surface, and the two are relatively slipped in the test process. On the basis of the prior art, the contact surface of the corner bracket and the prefabricated column is changed into an inclined surface, specifically, an acute angle corner bracket is designed, and the acute angle corner bracket is prefabricated or installed and embedded into the prefabricated column to form a whole, so that the vertical load of the corner bracket can be clearly transmitted to the prefabricated column through the inclined plate.

In the utility model, the wedge plate 5 is matched with the acute angle code 1, so that the acute angle code 1 can be stably installed on a prefabricated column under the connection of the split bolt 2 and the high-strength nut 3.

In addition, steel beams are generally adopted in the prior art, and the corner connector is in butt joint with the steel beams, so that the defects that the corner connector is exposed and the building interior is influenced exist. According to the utility model, a steel beam is changed into a concrete precast beam 7, a bolt 11 perpendicular to the top surface is fixedly arranged on the top surface of an acute angle bracket, the lower section of one end of the concrete precast beam is set to be in a vacant state for providing an installation position for the acute angle bracket, a round sleeve 71 is arranged at the beam end for butting with the bolt 11 on the angle bracket, and a gap between the round sleeve and the bolt is filled by a fine stone concrete structure 8.

Specifically, the acute angle code is, for example, 180mm long, 150mm wide and 100mm high. In the height direction, the bottom of the corner bracket deviates from the top of the corner bracket by about 10mm outwards of the prefabricated column, namely, the right angle of the acute corner bracket is changed to an acute angle of 84.2894 degrees.

In the utility model, the acute angle code can be preset when the prefabricated column is formed, or can be installed after the prefabricated column is formed.

The foregoing is a further detailed description of the utility model in connection with specific preferred embodiments, and is not intended to limit the practice of the utility model to such description. It will be apparent to those skilled in the art that several simple deductions and substitutions can be made without departing from the spirit of the utility model, and these are considered to be within the scope of the utility model.

Claims

1. The beam column connecting device of the frame structure is characterized by comprising an acute angle code (1), a split bolt (2), a high-strength nut (3), a wedge plate (5), a prefabricated column (6) and a concrete prefabricated beam (7), wherein the acute angle code (1) is an acute angle code which changes a right angle of a common angle code into an acute angle of 80-89 degrees, the acute angle code (1) is fixed on the prefabricated column (6) through the split bolt (2), the high-strength nut (3) and the wedge plate (5), and a top plate of the installed acute angle code (1) is horizontally arranged, so that the top plate is vertically arranged as an inclined plate; the inclined wedge plate (5) is of a plate-shaped structure with a thick upper end and a thin lower end, the plate surface of the inclined wedge plate (5) close to the prefabricated column (6) is an inclined surface matched with the inclined plate of the acute angle code (1), and the plate surface of the inclined wedge plate (5) far away from the prefabricated column (6) is a vertical surface; one end of the concrete precast beam (7) is directly or indirectly connected with the top surface of the acute angle bracket (1).

2. The frame structure beam column connection device according to claim 1, further comprising a spacer (4) arranged between the high strength nut (3) and the wedge plate (5).

3. Frame construction beam-column connection according to claim 1, characterized in that the acute angle of the acute angle bracket (1) is 82-87 °.

4. A frame construction beam-column connection according to claim 3, characterized in that the acute angle of the acute angle bracket (1) is 83-86 °.

5. Frame structure beam column connection device according to claim 1, characterized in that the prefabricated column (6) is a concrete prefabricated column.

6. The beam column connecting device of the frame structure according to claim 1, wherein the length l of the acute angle code (1) is 130-190 mm, the width w is 120-170 mm, and the height h is 90-110 mm.

7. The frame structure beam column connection device according to claim 1, characterized in that the split bolts (2) are preset in the prefabricated columns (6), and that the split bolts (2) are welded directly or indirectly with the longitudinal bars of the prefabricated columns within the prefabricated columns (6).

8. The beam column connecting device of the frame structure according to any one of claims 1 to 7, characterized in that a bolt (11) perpendicular to the top surface is fixedly arranged on the top surface of the acute angle bracket (1), a lower section of one end of the concrete precast beam (7) is arranged in a vacant state for providing an installation position for the acute angle bracket (1), a round sleeve (71) matched with the bolt (11) is arranged at one end of the concrete precast beam (7), and a fine stone concrete structure (8) is further arranged between the bolt (11) and the round sleeve (71).

9. The beam column connecting device of the frame structure according to claim 8, wherein two through holes for passing through the split bolt (2) are symmetrically arranged in the length direction of the acute angle bracket (1), and the bolt (11) is arranged at the middle position in the length direction of the acute angle bracket (1).

10. The beam column connection device of the frame structure according to any one of claims 1 to 7, wherein the length of the top of the acute angle bracket (1) deeper into the prefabricated column (6) than the bottom thereof is 8 to 12mm, and the thickness of the top of the wedge plate (5) is 8 to 12mm larger than the thickness of the bottom thereof.