CN219118400U

CN219118400U - Damping frame beam column node

Info

Publication number: CN219118400U
Application number: CN202223430528.1U
Authority: CN
Inventors: 李煜充; 郑志斌
Original assignee: Guangdong Yusheng Construction Engineering Co ltd
Current assignee: Guangdong Yusheng Construction Engineering Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-02
Anticipated expiration: 2032-12-21

Abstract

The utility model belongs to the technical field of building structures, and relates to a damping frame beam column node, which comprises a beam column and a beam, wherein the beam comprises a web plate and flange plates positioned at two ends of the web plate, a connecting seat is sleeved outside the beam column, and a spherical support is arranged on the connecting seat; the cross beam is loaded on the spherical support, and a mounting assembly for fixing the cross beam is arranged between the cross beam and the spherical support. The earthquake-resistant beam column joint has the advantages that the earthquake resistance of the beam column joint is improved, so that brittle fracture or fracture of the joint of the beam and the beam column is avoided in the earthquake process, and the effect of fracture phenomenon of the joint between the beam and the beam column is improved.

Description

Damping frame beam column node

Technical Field

The application relates to the field of building structures, in particular to a damping frame beam column node.

Background

The beam column node refers to the intersection point of a beam and a column in a frame type building structure, and is an important component of an assembled steel frame structure system. In the assembled frame structure, the prefabricated beam columns are connected into a whole through beam column joints, and the connecting joints play roles in load transmission and anti-seismic energy consumption.

In the prior art, beam column joints are mostly welded or fastened and connected through high-strength bolts, and the mode enables rigid connection between the cross beam and the beam column. Therefore, due to the fact that the ductility of the connecting structure of the cross beam and the beam column is poor, the shock resistance of the existing beam column node is poor, brittle fracture or fracture is easy to occur at the connecting position of the cross beam and the beam column in the earthquake process, and the node between the cross beam and the beam column is broken.

Disclosure of Invention

In order to improve the phenomenon that the connection part of the cross beam and the beam column is easy to be broken or broken in the earthquake process, and the joint between the cross beam and the beam column is broken, the application provides a damping frame beam column joint.

The application provides a shock attenuation frame beam column node adopts following technical scheme:

the beam column joint of the shock absorption frame comprises a beam column and a cross beam, wherein the cross beam comprises a web plate and flange plates positioned at two ends of the web plate, a connecting seat is sleeved outside the beam column, and a spherical support is arranged on the connecting seat; the cross beam is loaded on the spherical support, and a mounting assembly for fixing the cross beam is arranged between the cross beam and the spherical support.

Through adopting above-mentioned technical scheme, when taking place the earthquake, steel construction building receives external force to lead to the crossbeam to take place horizontal rocking to transmit to, spherical support can play the guard action, act on after the effort of junction of crossbeam and beam column transmits spherical support, play antifriction, cushioning effect through the inside structure of spherical support, thereby avoided leading to the connected node to take place to destroy because the ductility of connection structure's rigid connection is poor. When the beam column or the cross beam is deviated due to the vibration with larger intensity, the spherical support can rotate to a certain degree, so that the compensation effect is achieved, and the reliability of the connecting structure of the cross beam and the beam column is improved.

Optionally, the installation component includes the mount pad fixed on the top of the spherical support, the inside of the mount pad is hollow to set up, the mount pad is the open side on both sides of the beam column, the cavity of the mount pad matches with periphery of the crossbeam, the end of the crossbeam is pegged graft in the open side of the mount pad; and a transverse connecting piece for fixing the cross beam is arranged between the cross beam and the mounting seat, and the cross beam is loaded on the spherical support through the mounting seat.

Through adopting above-mentioned technical scheme, utilize the mount pad inlay card crossbeam, all play spacing effect to the vertical of crossbeam and horizontal, strengthened the connection steadiness of crossbeam and spherical support to a certain extent.

Optionally, the transverse connector adopts a first screw; the lateral walls of the two sides of the transverse beam of the mounting seat are transversely penetrated with a plurality of first screw holes, the web of the transverse beam is penetrated with a plurality of first positioning holes opposite to the first screw holes, and the first positioning holes are connected with the first screw holes through first screws.

Through adopting above-mentioned technical scheme, first screw rod can play the effect of stabilizing connection structure's transverse connection, and adopts screw rod connection to have connect firm, simple to operate, advantage that the economic nature is high.

Optionally, the top of mount pad is provided with the edge of a wing connecting plate, and edge of a wing connecting plate is close to one side butt of crossbeam with the connecting seat, is provided with the longitudinal connection spare that is used for locking the flange plate between edge of a wing connecting plate and the flange plate.

Through adopting above-mentioned technical scheme, can play firm effect to the vertical connection of crossbeam and mount pad through the edge of a wing connecting plate, further improved connection structure's connection stability.

Optionally, the flange connecting plate adopts angle steel; one side of the flange connecting plate is abutted with the flange plate, and the other side of the flange connecting plate is connected with the connecting seat.

The angle steel has better weldability, is convenient to be connected with the flange plate and the connecting seat, has better plastic deformation performance and certain mechanical strength, and can bear certain pressure.

Optionally, the longitudinal connecting piece adopts a second screw rod; the top wall of the mounting seat is penetrated with a plurality of second screw holes, the flange plate of the cross beam is penetrated with a plurality of second positioning holes opposite to the second screw holes, and the second positioning holes are connected with the second screw holes through second screws.

Through adopting above-mentioned technical scheme, the second screw rod can play the effect of stabilizing connection structure's longitudinal joint, and adopts the screw rod to connect has that the connection steadiness is high, maintenance is convenient, the cost of manufacture is lower advantage.

Optionally, a bracket supporting seat for stably supporting the spherical support is arranged at the bottom of the spherical support; one side of the bracket supporting seat is fixedly connected with the spherical support, and the other side is connected with one side of the connecting seat, which is close to the cross beam.

Through adopting above-mentioned technical scheme, the bracket supporting seat can play the effect of auxiliary stay spherical support, improves the connection steadiness of spherical support and beam column.

Optionally, the spherical support includes upper bracket board, plane tetrafluoro slide, spherical crown welt, sphere tetrafluoro slide and lower bracket board, and concave sphere has been seted up to the top surface of lower bracket board, and the inside of concave sphere has spherical crown welt through sphere tetrafluoro slide sliding fit, and the top surface of spherical crown welt passes through plane tetrafluoro slide and upper bracket board's bottom surface sliding fit.

By adopting the technical scheme, the upper support plate can absorb vibration energy by means of the relative sliding of the spherical crown liner plate and the planar tetrafluoro slide plate; the lower support plate and the spherical crown lining plate can generate a corner, support counter force to the cross beam is transferred upwards, vertical force and horizontal force to the cross beam are provided together, and therefore shock absorption and energy dissipation are achieved, and the beam column and the cross beam are protected and are complete in structure and not easy to deform.

In summary, the present application includes the following beneficial technical effects:

1. the spherical support is arranged at the joint of the cross beam and the beam column, so that the impact and damage of earthquake to the floor cross beam and the beam column are reduced by using the spherical support, and further the effects of damping and energy dissipation, improving the shock resistance of the floor cross beam and protecting the integrity of a steel structure building are achieved;

2. this application plays the multidirectional firm effect to the crossbeam through mount pad, first screw rod, second screw rod, has promoted the connection steadiness of crossbeam and spherical support, and then has promoted the connection steadiness of crossbeam and beam column.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is an exploded schematic view showing the connection relationship of the mount to the cross beam.

Fig. 3 is a structural cross-sectional view of the spherical bearing.

Reference numerals illustrate: 1. a beam column; 11. a connecting seat; 2. a cross beam; 21. a web; 211. a first positioning hole; 22. flange plates; 221. a second positioning hole; 3. a spherical support; 31. an upper support plate; 311. a stop block; 32. a planar tetrafluoro slide plate; 33. a spherical cap lining plate; 34. spherical tetrafluoro skateboards; 35. a lower support plate; 351. a concave spherical surface; 352. a limiting block; 36. a rubber pad; 4. a mounting base; 41. a first screw hole; 411. a first screw; 42. a second screw hole; 421. a second screw; 5. bracket supporting seat; 6. and a flange connecting plate.

Detailed Description

The present application is described in further detail below.

The embodiment of the application discloses shock attenuation frame beam column node, refer to fig. 1, beam column 1 including vertical setting and horizontal setting's crossbeam 2, the cover is equipped with connecting seat 11 on beam column 1, spherical support 3 is installed to one side of connecting seat 11, crossbeam 2 load is on spherical support 3.

The cross beam 2 is a section steel with an I-shaped cross section, and the cross beam 2 comprises a web 21 and flange plates 22 which are positioned at two ends of the web 21 and are integrally formed with the web 21. The beam column 1 is sleeved with a connecting seat 11. The connecting seat 11 is in a cuboid shape with a hollow inside, the top and the bottom are provided with openings, and the connecting seat is connected with the beam column 1 through bolts.

The bottom of the connecting seat 11 is fixed with a bracket supporting seat 5 at one side of the beam column 1. One side of the bracket supporting seat 5 is tightly attached to the side wall of the connecting seat 11, is in bolted connection with the connecting seat 11, and the top surface of the bracket supporting seat 5 is loaded with the spherical support 3.

Referring to fig. 2, a mounting seat 4 is fixed to the top of the spherical support 3. The inside of mount pad 4 hollow setting, the inner chamber of mount pad 4 matches with the periphery of crossbeam 2, and the both sides of mount pad 4 along the length direction of crossbeam 2 are the open side for crossbeam 2 inserts. The bottom wall of the mounting seat 4 is welded and fixed with the top surface of the spherical support 3.

A first screw hole 41 is formed through the side, facing away from the beam column 1, of the mounting seat 4. The first screw hole 41 is internally screwed with the first screw 411. The web 21 is penetrated with a plurality of first positioning holes 211 corresponding to the first screw holes 41, and the first positioning holes 211 and the first screw holes 41 are connected through a first screw 411.

A flange connecting plate 6 is fixed at the top of the mounting seat 4. The flange connecting plate 6 adopts angle steel. One side of the right-angle edge of the flange connecting plate 6 is abutted with the side wall of the connecting seat 11, and the other side of the flange connecting plate 6 is fixedly connected with the flange plate 22.

The roof of mount pad 4 runs through and has a plurality of second screw 42, and second screw 42 internal thread is connected with second screw 421. The flange plate 22 is penetrated with a second positioning hole 221 corresponding to the second screw hole 42, and the second positioning hole 221 is fixedly connected with the second screw hole 42 through a second screw 421. The second screw 421 sequentially passes through the flange connecting plate 6, the second screw hole 42 and the second positioning hole 221 to lock the cross beam 2.

Referring to fig. 3, the spherical support 3 is provided with an upper support plate 31, a planar tetrafluoro slide plate 32, a spherical cap liner 33, a spherical tetrafluoro slide plate 34, and a lower support plate 35 in this order from top to bottom. The lower bracket plate 35 is supported on one right-angle side of the bracket supporting seat 5 and is fixedly connected with the bracket supporting seat 5 through bolts. The concave spherical surface 351 is arranged on the top surface of the lower support plate 35, the spherical cap lining plate 33 is slidably matched with the concave spherical surface 351 through the spherical tetrafluoro slide plate 34, and the top surface of the spherical cap lining plate 33 is slidably matched with the bottom surface of the upper support plate 31 through the planar tetrafluoro slide plate 32. The upper support plate 31 is sleeved on the periphery of the lower support plate 35 and is sleeved with the lower support plate 35 to slide.

A spacing assembly is provided between the upper and

lower seat plates

31, 35. The stop assembly includes a stop 352 and a stop 311. The stopper 352 is fixedly connected to the outer side wall of the lower seat plate 35. A stopper 311 is fixed to the inner wall of the upper seat plate 31 and abuts against the stopper 352. In order to reduce wear, a rubber pad 36 is mounted between the stopper 352 and the stopper 311. The rubber pad 36 is sleeved on the lower support plate 35, and the top surface and the bottom surface are respectively abutted with the stop block 311 and the stop block 311.

The implementation principle of the damping frame beam column node of the embodiment of the application is as follows: referring to fig. 1, first, a connecting seat 11 is fixedly assembled on a beam column 1, a bracket supporting seat 5, a spherical support 3, a mounting seat 4 and a flange connecting plate 6 are sequentially mounted on the connecting seat 11, one end of a cross beam 2 is horizontally inserted into an inner cavity of the mounting seat 4, and the cross beam 2 is locked by using a first screw 411 and a second screw 421. When the beam 2 and the beam column 1 are subjected to external force to shake horizontally, the upper support plate 31 can absorb vibration energy by virtue of the relative sliding of the spherical crown liner plate 33 and the planar tetrafluoro slide plate 32, so that an anti-seismic effect is achieved; in addition, a certain corner is generated between the lower support plate 35 and the spherical crown lining plate 33, so that supporting counter force to the cross beam 2 is transferred upwards, the antifriction and buffering effects to the cross beam 2 are achieved, the effects of shock absorption and energy dissipation are achieved, and the shock resistance of the joint of the cross beam 2 and the beam column 1 is improved.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a shock attenuation frame beam column node, includes beam column (1) and crossbeam (2), and crossbeam (2) include web (21) and are located flange board (22) at web (21) both ends, its characterized in that: the outer sleeve of the beam column (1) is provided with a connecting seat (11), and a spherical support (3) is arranged on the connecting seat (11); the beam (2) is loaded on the spherical support (3), and a mounting assembly for fixing the beam (2) is arranged between the beam (2) and the spherical support (3).

2. A shock frame beam-column joint according to claim 1, wherein: the mounting assembly comprises a mounting seat (4) fixed at the top of the spherical support (3), the inside of the mounting seat (4) is hollow, the two sides of the mounting seat (4) positioned on the beam column (1) are open sides, the inner cavity of the mounting seat (4) is matched with the periphery of the cross beam (2), and the end part of the cross beam (2) is inserted into the open side of the mounting seat (4); a transverse connecting piece for fixing the cross beam (2) is arranged between the cross beam (2) and the mounting seat (4), and the cross beam (2) is loaded on the spherical support (3) through the mounting seat (4).

3. A shock frame beam-column joint according to claim 2, wherein: the transverse connecting piece adopts a first screw rod (411); the side walls of the mounting seat (4) on two sides of the cross beam (2) are transversely penetrated with a plurality of first screw holes (41), the web (21) of the cross beam (2) is penetrated with a plurality of first positioning holes (211) opposite to the first screw holes (41), and the first positioning holes (211) are connected with the first screw holes (41) through first screws (411).

4. A shock frame beam-column joint according to claim 2, wherein: the top of mount pad (4) is provided with edge of a wing connecting plate (6), and edge of a wing connecting plate (6) and the one side butt that is close to crossbeam (2) of connecting seat (11) are provided with the longitudinal connection spare that is used for locking flange plate (22) between edge of a wing connecting plate (6) and flange plate (22).

5. The shock frame beam-column joint of claim 4, wherein: the flange connecting plate (6) adopts angle steel; one side of the flange connecting plate (6) is connected with the flange plate (22), and the other side of the flange connecting plate abuts against the connecting seat (11).

6. The shock frame beam-column joint according to claim 5, wherein: the longitudinal connecting piece adopts a second screw (421); the top wall of the mounting seat (4) is penetrated with a plurality of second screw holes (42), the flange plate (22) of the cross beam (2) is penetrated with a plurality of second positioning holes (221) which are opposite to the second screw holes (42), and the second positioning holes (221) are connected with the second screw holes (42) through second screws (421).

7. A shock frame beam-column joint according to claim 1, wherein: the bottom of the spherical support (3) is provided with a bracket supporting seat (5) for stably supporting the spherical support (3); one side of the bracket supporting seat (5) is fixedly connected with the spherical support (3), and the other side is connected with one side of the connecting seat (11) close to the cross beam (2).

8. A shock frame beam-column joint according to claim 1, wherein: the spherical support (3) comprises an upper support plate (31), a plane tetrafluoro slide plate (32), a spherical crown lining plate (33), a spherical tetrafluoro slide plate (34) and a lower support plate (35), wherein a concave spherical surface (351) is formed in the top surface of the lower support plate (35), the spherical crown lining plate (33) is slidingly matched with the concave spherical surface (351) through the spherical tetrafluoro slide plate (34), and the top surface of the spherical crown lining plate (33) is slidingly matched with the bottom surface of the upper support plate (31) through the plane tetrafluoro slide plate (32).