CN216360805U

CN216360805U - Shock attenuation frame beam column node

Info

Publication number: CN216360805U
Application number: CN202122642019.4U
Authority: CN
Inventors: 薛洲海; 王佩; 顾锦杰; 朱元; 刘志刚
Original assignee: Jiangsu Yuanhan Architectural Design Co ltd
Current assignee: Jiangsu Yuanhan Architectural Design Co ltd
Priority date: 2021-10-30
Filing date: 2021-10-30
Publication date: 2022-04-22
Anticipated expiration: 2031-10-30

Abstract

The utility model relates to the technical field of building structures and discloses a damping frame beam column node which comprises a prefabricated column, wherein an H-shaped beam is arranged on the right side surface of the prefabricated column, a bracket supporting seat is fixedly connected to the right side surface of the prefabricated column, a node buffering mechanism comprises a fixed block, a rotating head is arranged on the right side surface of the fixed block, a connecting rod is fixedly connected to the left side surface of the rotating head, a connecting sliding groove extending out of the surfaces of the left side and the right side of the fixed block is formed in the fixed block, a threaded tooth is arranged at one end of the connecting rod, and two threaded grooves are formed in the right side surface of the prefabricated column respectively. This frame is shock-absorbing structure for beam column node is through being provided with node buffer gear for the nodal connection department is not hard connection between crossbeam and the post, makes beam column node have higher power consumption ability, possesses fine shock resistance, has avoided beam column node to damage too big at strong earthquake in-process, has prevented the cracked condition from appearing in the crossbeam earthquake in-process.

Description

Shock attenuation frame beam column node

Technical Field

The utility model relates to the technical field of building structures, in particular to a beam-column joint of a damping frame.

Background

The beam column node is the crossing point of beam and post in the frame-type building structure, be the important component of assembled steel frame structure system, beam column node connects prefabricated beam column into a whole in assembled frame structure, the connecting node plays load transfer and anti-seismic energy consumption's effect, the position of connection of atress component is taking up the position of lifting the weight in assembled frame structure, however present beam column node adopts bolt or welding to reach the node rigid coupling mostly, this kind of mode makes and forms rigid connection between crossbeam and the post, make beam column node lack plasticity and power consumption ability less than, do not have fine shock resistance, can make between crossbeam and the post damage too big in strong earthquake process, cause the cracked condition to appear in the node between crossbeam and the post easily.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a damping frame beam-column node, which solves the problems that the beam-column node is mostly fixedly connected by bolts or welding, rigid connection is formed between a beam and a column in such a way, the beam-column node lacks plastic rotation capability and has weak energy consumption capability and no good shock resistance, and the damage between the beam and the column in a strong earthquake process is too large, so that the node between the beam and the column is easy to break.

In order to achieve the purpose, the utility model provides the following technical scheme: a shock-absorbing frame beam column node comprises a prefabricated column, wherein an H-shaped cross beam is arranged on the right side surface of the prefabricated column, a bracket supporting seat is fixedly connected to the right side surface of the prefabricated column, and the upper surface of the bracket supporting seat is in contact with the lower surface of the H-shaped cross beam;

node buffer gear, including the fixed block, fixed block fixed connection is in one side that H type crossbeam riser is close to prefabricated post, the right side surface of fixed block is provided with the rotating head, the left side fixed surface of rotating head is connected with the connecting rod, set up the connection spout that extends the fixed block left and right sides surface on the fixed block, the one end that the fixed block was kept away from to the connecting rod extends the fixed block and with be connected spout sliding connection through connecting the spout, the connecting rod extends one of fixed block and serves and be provided with the thread tooth, the right side surface of prefabricated post is seted up two respectively with the thread groove of thread tooth looks adaptation.

Preferably, the upper surface of bracket supporting seat has seted up two opposite sides respectively and has all extended the installation tongue-and-groove on bracket supporting seat right side surface, the lower surface of H type crossbeam fixedly connected with respectively two with the installation tenon piece of two installation tongue-and-groove looks adaptations.

Preferably, the cross section of the mounting tongue-and-groove is in a water-drop shape.

Preferably, be provided with the activity push pedal that the activity cup jointed on the connecting rod between fixed block and the rotating head, the activity push pedal is four connection push rods that are the setting of rectangle array towards one side surface of rotating head fixedly connected with respectively, offers four built-in cavities with four connection push rod looks adaptations in the rotating head.

Preferably, one end of the connecting push rod, which is far away from the rotating head, penetrates into the built-in chamber and is in sliding connection with the inner wall of the rotating head.

Preferably, one end of the connecting push rod, which is located in the built-in cavity, is fixedly connected with a limiting plate, and the left side surface of the limiting plate is fixedly connected with a tension spring which is movably sleeved on the connecting push rod and the other end of the connecting push rod is fixedly connected to the inner wall of the built-in cavity.

Compared with the prior art, the utility model provides a damping frame beam column node, which has the following beneficial effects:

1. this frame is shock-absorbing structure for beam column node is through being provided with node buffer gear for the nodal connection department is not hard connection between crossbeam and the post, makes beam column node have higher power consumption ability, possesses fine shock resistance, has avoided beam column node to damage too big at strong earthquake in-process, has prevented the cracked condition from appearing in the crossbeam earthquake in-process.

2. This frame is shock-absorbing structure for beam column node, the cross-section through with the installation tongue-and-groove is the water droplet form, fastness between bracket supporting seat and the H type crossbeam has further been increased through this kind of mode, the separation of vertical direction has been prevented to appear between H type crossbeam and the bracket supporting seat, the water droplet form has also increased the smooth degree of contact surface between installation tenon piece and the installation tongue-and-groove simultaneously, the produced frictional force of installation tenon piece when the installation tenon piece slides in the installation tongue-and-groove has further been reduced, thereby the dead condition of mechanical jamming has been avoided appearing between the two.

Drawings

FIG. 1 is a schematic view of a beam-column joint of a shock absorbing frame according to the present invention;

FIG. 2 is a schematic view of a prefabricated column according to the present invention;

FIG. 3 is a left side view of the H-beam of the present invention;

FIG. 4 is a schematic structural view of an H-beam according to the present invention;

FIG. 5 is a schematic structural view of the H-shaped beam and the precast column in a front plan view;

fig. 6 is an enlarged view of a portion a in fig. 5.

In the figure: the device comprises a prefabricated column 1, a 2H-shaped cross beam, a bracket supporting seat 3, a fixing block 4, a tenon groove 5, a tenon block 6, a rotating head 7, a connecting rod 8, a connecting chute 9, a threaded tooth 10, a threaded groove 11, a movable push plate 12, a built-in cavity 13, a connecting push rod 14, a limiting plate 15 and a tension spring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a shock attenuation frame beam column node, includes prefabricated post 1, the right side surface of prefabricated post 1 is provided with H type crossbeam 2, and the right side fixed surface of prefabricated post 1 is connected with bracket supporting seat 3, and the upper surface of bracket supporting seat 3 contacts with the lower surface of H type crossbeam 2 simultaneously, consequently forms supporting effect to H type crossbeam 2 through bracket supporting seat 3.

Further set up two opposite sides respectively at the upper surface of bracket supporting seat 3 and all extend the installation tongue-and-groove 5 on the surface of the 3 right sides of bracket supporting seat, the lower surface of H type crossbeam 2 is fixedly connected with two installation tenon pieces 6 with two installation tongue-and-groove 5 looks adaptations respectively simultaneously, consequently H type crossbeam 2 makes installation tenon piece 6 and installation tongue-and-groove 5 butt joint completion install on bracket supporting seat 3 through turning right the mode with a left side.

Further be the water droplet form with the cross-section of installation tongue-and-groove 5 in this embodiment, the fastness between bracket supporting seat 3 and H type crossbeam 2 has further been increased through this kind of mode, the vertical direction separation has been prevented to appear between H type crossbeam 2 and the bracket supporting seat 3, the water droplet form has also increased the smooth degree of contact surface between installation tenon piece 6 and the installation tongue-and-groove 5 simultaneously, the produced frictional force when installation tenon piece 6 slides in installation tongue-and-groove 5 has further been reduced, thereby the dead condition of mechanical jamming has been avoided appearing between the two.

Further, fixed blocks 4 are fixedly connected to the front side surface and the rear side surface of the vertical plate of the H-shaped cross beam 2, a rotating head 7 is arranged on the right side surface of each fixed block 4, a connecting rod 8 is fixedly connected to the left side surface of each rotating head 7, connecting sliding grooves 9 extending out of the left side surface and the right side surface of each fixed block 4 are formed in each fixed block 4, one end, far away from the fixed blocks 4, of each connecting rod 8 extends out of the corresponding fixed block 4 through each connecting sliding groove 9 and is in sliding connection with each connecting sliding groove 9, threaded teeth 10 are arranged at one end, extending out of the corresponding fixed block 4, of each connecting rod 8, two threaded grooves 11 matched with the threaded teeth 10 are formed in the right side surface of each prefabricated column 1, when the H-shaped cross beam 2 is installed on the bracket support 3, the connecting sliding grooves 9 and the threaded grooves 11 on the fixed blocks 4 are in the same horizontal position, the connecting rods 8 extend into the threaded grooves 11 through the connecting sliding grooves 9 and are in threaded connection with the threaded grooves 11 in a rotating mode, in this way, the H-beam 2 is fixedly mounted on the prefabricated column 1.

Further, a movable push plate 12 movably sleeved on the connecting rod 8 is arranged between the fixed block 4 and the rotating head 7, four connecting push rods 14 arranged in a rectangular array are fixedly connected to one side surface of the movable push plate 12 facing the rotating head 7 respectively, four built-in cavities 13 matched with the four connecting push rods 14 are formed in the rotating head 7, one ends of the connecting push rods 14 far away from the rotating head 7 penetrate through the built-in cavities 13 and are in sliding connection with the inner wall of the rotating head 7, one ends of the connecting push rods 14 in the built-in cavities 13 are fixedly connected with limiting plates 15, the left side surface of the limiting plates 15 is fixedly connected with tension springs 16 movably sleeved on the connecting push rods 14, and the other ends of the tension springs are fixedly connected to the inner wall of the built-in cavities 13, so that when the thread teeth 10 on the connecting rod 8 completely extend into the thread grooves 11, the movable push plate 12 is in contact with the right side surface of the fixed block 4, consequently receive the vibration when prefabricated post 1 and H type crossbeam 2, H type crossbeam 2 horizontal direction slides on bracket supporting seat 3, make fixed block 4 form thrust to activity push pedal 12, activity push pedal 12 promotes the one side of connecting push rod 14 in to built-in cavity 13 and slides like this, limiting plate 15 drags extension spring 16 simultaneously, thereby reach

H type crossbeam

2 and 1 connected node buffering effect of prefabricated post, the condition that drops appears between H type crossbeam 2 and the prefabricated post 1 under having avoided receiving the violent vibrations condition, the anti-seismic performance of node has been improved.

The working principle is as follows:

this shock-absorbing structure for frame beam column node is when using, and prefabricated post 1 receives the vibration with H type crossbeam 2, and H type crossbeam 2 horizontal direction slides on bracket supporting seat 3 for fixed block 4 forms thrust to activity push pedal 12, and activity push pedal 12 promotes one side of connecting push rod 14 in to built-in cavity 13 and slides like this, and limiting plate 15 drags extension spring 16 simultaneously, thereby reaches H type crossbeam 2 and prefabricated 1 connected node buffering effect of post.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shock attenuation frame beam column node, includes prefabricated post (1), the right side surface of prefabricated post (1) is provided with H type crossbeam (2), its characterized in that: the right side surface of the prefabricated column (1) is fixedly connected with a bracket supporting seat (3), and the upper surface of the bracket supporting seat (3) is in contact with the lower surface of the H-shaped cross beam (2);

node buffer gear, including fixed block (4), fixed block (4) fixed connection is in one side that H type crossbeam (2) riser is close to prefabricated post (1), the right side surface of fixed block (4) is provided with rotating head (7), the left side fixed surface of rotating head (7) is connected with connecting rod (8), set up on fixed block (4) and extend fixed block (4) left and right sides surperficial connection spout (9), the one end that fixed block (4) were kept away from in connecting rod (8) is through connecting spout (9) extend fixed block (4) and with be connected spout (9) sliding connection, connecting rod (8) are extended one of fixed block (4) and are served and are provided with thread tooth (10), two thread groove (11) with thread tooth (10) looks adaptation are seted up respectively to the right side surface of prefabricated post (1).

2. A shock absorbing frame beam and column node as defined in claim 1, wherein: the upper surface of bracket supporting seat (3) is seted up two opposite sides respectively and is all extended installation tongue-and-groove (5) on bracket supporting seat (3) right side surface, and the lower surface of H type crossbeam (2) is fixedly connected with two installation tenon pieces (6) with two installation tongue-and-groove (5) looks adaptations respectively.

3. A shock absorbing frame beam and column node as defined in claim 2, wherein: the cross section of the mounting mortise (5) is in a water drop shape.

4. A shock absorbing frame beam and column node as defined in claim 1, wherein: be provided with activity push pedal (12) that the activity cup joints on connecting rod (8) between fixed block (4) and rotating head (7), activity push pedal (12) are respectively fixedly connected with four connecting rod (14) that are the setting of rectangle array on the surface of one side of rotating head (7), offer four built-in cavity (13) with four connecting rod (14) looks adaptations in rotating head (7).

5. A shock absorbing frame beam and column node as set forth in claim 4 wherein: one end of the connecting push rod (14) far away from the rotating head (7) penetrates into the built-in chamber (13) and is connected with the inner wall of the rotating head (7) in a sliding mode.

6. A shock absorbing frame beam and column node as set forth in claim 5 wherein: one end of the connecting push rod (14) located in the built-in cavity (13) is fixedly connected with a limiting plate (15), the left side surface of the limiting plate (15) is fixedly connected with a tension spring (16) which is movably sleeved on the connecting push rod (14) and the other end of the connecting push rod is fixedly connected to the inner wall of the built-in cavity (13).