CN212534605U

CN212534605U - Building structure node that takes precautions against earthquakes

Info

Publication number: CN212534605U
Application number: CN202020837538.9U
Authority: CN
Inventors: 徐晓升
Original assignee: Nanjing Institute of Railway Technology
Current assignee: Nanjing Institute of Railway Technology
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-02-12
Anticipated expiration: 2030-05-19

Abstract

The utility model discloses a building structure node that takes precautions against earthquakes, include: stand and crossbeam, stand and crossbeam all adopt the I-steel, the crossbeam is fixed in the both sides of stand and is the vertical form with the stand and is connected, the welding has the connecting plate on the connecting end of crossbeam and stand, the symmetry is provided with the lug on the connecting plate, the post groove has been seted up to the tip of lug, be connected with the reinforcement stirrup between the lug of symmetry on two connecting plates, the reinforcement stirrup cover is just constituteed by two sets of bending segments and segmental arc on the stand, the inner wall of reinforcement stirrup and the middle part symmetry that is located the segmental arc are provided with spacing post. The connecting plate is arranged between the upright post and the cross beam, and the connecting plate are connected by the reinforcing stirrup, so that the shock resistance and the stretch resistance of the node can be improved, and the structural strength of the node is improved; the prefabricated steel pipe can be prefabricated and assembled, the requirement on the site is extremely low, the requirement on workers is basically absent, the operation is convenient and fast, the installation is fast, and the prefabricated steel pipe is suitable for standardized production.

Description

Building structure node that takes precautions against earthquakes

Technical Field

The utility model relates to a building structure technical field, more specifically are a building structure node that takes precautions against earthquakes.

Background

The earthquake disaster defense is defensive work which is needed before an earthquake occurs, the earthquake disaster defense mainly comprises engineering defense measures and non-engineering defense measures, the engineering defense measures are the most main way for lightening the earthquake disaster, the engineering defense measures are measures for lightening the earthquake disaster, the earthquake defense measures are measures for preventing buildings and structures from being damaged by the earthquake by using the earthquake defense and the earthquake reinforcement of the engineering, the direct causes of casualties caused by the earthquake are the damage of the earth surface and the damage and the collapse of the buildings and the structures, the classification statistics of the earthquake disaster with larger casualties of 130 times in the world shows that more than 95 percent of casualties are caused by the damage and the collapse of the buildings and the structures, therefore, the corresponding earthquake defense is carried out on various buildings and the structures according to law, so that the earthquake-proof wall cannot be damaged or collapsed in a destructive earthquake, and is the key for avoiding casualties.

At present, the following problems exist in the existing building structure node: (1) the node has poor anti-seismic and anti-tensile properties and poor structural strength, and is easy to damage after being subjected to earthquake; (2) the construction process of the quakeproof node is complex, the requirement on the skill of workers is high, and the construction time is long. For this reason, a new scheme needs to be designed to give improvements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building structure node that takes precautions against earthquakes has solved the problem that proposes in the background art, satisfies the in-service use demand.

In order to achieve the above object, the utility model provides a following technical scheme: a building structure seismic node, comprising: stand and crossbeam, stand and crossbeam all adopt the shaped steel, the crossbeam is fixed in the both sides of stand and is the vertical form with the stand and is connected, the welding has the connecting plate on the crossbeam is connected with the connection of stand, the symmetry is provided with the lug on the connecting plate, the post groove, two has been seted up to the tip of lug be connected with the reinforcement stirrup on the connecting plate between the lug of symmetry, the reinforcement stirrup cover is just constituteed by two sets of bending segments and segmental arc on the stand, the inner wall of reinforcement stirrup and the middle part symmetry that is located the segmental arc are provided with spacing post, spacing post is inlayed with the post groove on the lug respectively and is connected, still set up the spacing groove that is linked together with the post groove on the lateral wall of lug.

As a preferred embodiment of the present invention, the bending section is a U-shaped structure and the end portion is straightly unfolded to both sides, and the bending of the bending section is disposed in the i-shaped steel groove of the stand column.

As a preferred embodiment of the present invention, the arc-shaped section is disposed on both sides of the connecting plate and the end portion is connected to the end portion of the bending section.

As an optimal implementation mode of the utility model, the mounting hole has all been seted up on the surface of connecting plate and stand, be connected with the bolt in the mounting hole, the bolt both ends are arranged in the mounting hole and are just adopted the nut fastening outward.

As an optimal implementation mode of the utility model, the inlay groove has all been seted up to the middle part both sides of connecting plate, be provided with on the lateral wall of stand and inlay the groove and inlay the mosaic piece of being connected, it is cross structure to inlay the groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) the utility model discloses, set up the connecting plate between stand and the crossbeam, and adopt the reinforcement stirrup to be connected between connecting plate and the connecting plate, can increase the antidetonation and the stretch-proofing ability of node, improve the structural strength of node.

(2) The utility model discloses, can carry out the prefabricated assembly, the on-the-spot requirement is extremely low, does not have the requirement basically to the workman, convenient and fast installs fast, is fit for standardized production.

Drawings

Fig. 1 is a front view of a building structure seismic node according to the present invention;

fig. 2 is a side view of the building structure seismic node of the present invention;

fig. 3 is a top view of the building structure earthquake-proof node of the present invention.

In the figure, a vertical column 1; a cross beam 2; a connecting plate 3; a bump 4; a reinforcement stirrup 5; a bending section 6; an arc-shaped section 7; a limit post 8; a column groove 9; a limiting groove 10; a bolt 11; a nut 12; an embedding groove 13; an insert 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a building structure seismic node, comprising: the column comprises a column 1 and a beam 2, wherein the column 1 and the beam 2 both adopt the H-shaped steel, the beam 2 is fixed on both sides of the column 1 and is vertically connected with the column 1, the connecting plate 3 is welded on the connecting end of the beam 2 and the column 1, the connecting plate 3 is symmetrically provided with a lug 4, the end part of the lug 4 is provided with a column groove 9, a reinforcing stirrup 5 is connected between the symmetrical lugs 4 on the two connecting plates 3, the reinforcing stirrup 5 can be manufactured by bending and welding the reinforcing steel bar, the processing is simple, the reinforcing stirrup 5 is sleeved on the column 1 and consists of two groups of bending sections 6 and arc sections 7, the inner wall of the reinforcing stirrup 5 and the middle part of the arc section 7 are symmetrically provided with a limiting column 8, the side wall of the limiting column 8 is provided with a connecting rod and is connected with the reinforcing stirrup 5 by welding, the limiting column 8 is respectively connected with the column groove 9 on the lug 4 in an embedding manner, the, when the earthquake occurs, the beam can be stretched by the reinforcement stirrup 5, so that the connection strength between the beam 2 and the upright post 1 is increased.

In a further improvement, as shown in fig. 3: the bending section 6 is of a U-shaped structure, the end part of the bending section 6 is flatly unfolded towards two sides, the bending part of the bending section 6 is arranged in the I-shaped steel groove of the stand column 1, the arc-shaped section 7 is arranged on two sides of the connecting plate 3, the end part of the arc-shaped section is connected with the end part of the bending section 6 respectively, and the two ends and the bending part of the bending section 6 have good tensile resistance and reduce tensile damage.

Further improved, as shown in fig. 2: mounting holes have all been seted up on the surface of connecting plate 3 and stand 1, and the mounting hole internal connection has bolt 11, and the bolt 11 both ends are arranged in outside the mounting hole and adopt the nut 12 fastening, and it is fixed with connecting plate 3 and stand, installation easy operation through bolt 11.

Specifically, inlay groove 13 has all been seted up to the middle part both sides of connecting plate 3, is provided with on the lateral wall of stand 1 and inlays the inserts 14 that is connected with inlay groove 13, and inlay groove 13 is cross structure, and cross connecting piece 14 and inlay groove 13 play the positioning action, are convenient for assemble connecting plate 3, can also increase connecting plate 3 and stand 1's joint strength simultaneously.

The utility model discloses when the assembly, penetrate prefabricated reinforcing stirrup 5 from 1 one end of stand, with the tip of connecting plate 3 welding at crossbeam 2, then paste connecting plate 3 on 1 surface of stand, make inserts 14 insert and inlay in groove 13, penetrate and overlap another reinforcing stirrup 5 on connecting plate 3 again, bending section 6 is arranged in the recess of stand 1, make spacing post 8 inlay into post inslot 9, weld it after 5 installation of reinforcing stirrup to the below is accomplished, avoid it to take place to drop, the welding point is between lug 4 and reinforcing stirrup 5's segmental arc 7, insert bolt 11 at last in the mounting hole both ends adopt nut 12 to fasten and can accomplish the installation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A building structure seismic node, comprising: stand (1) and crossbeam (2), stand (1) and crossbeam (2) all adopt I shaped steel, its characterized in that: the cross beams (2) are fixed on two sides of the upright post (1) and are vertically connected with the upright post (1), the connecting end of the beam (2) and the upright post (1) is welded with a connecting plate (3), the connecting plates (3) are symmetrically provided with convex blocks (4), the end parts of the convex blocks (4) are provided with column grooves (9), reinforcing stirrups (5) are connected between the symmetrical convex blocks (4) on the two connecting plates (3), the reinforcing stirrup (5) is sleeved on the upright post (1) and consists of two groups of bending sections (6) and arc sections (7), the inner wall of the reinforcement stirrup (5) and the middle part of the arc-shaped section (7) are symmetrically provided with limiting columns (8), the limit posts (8) are respectively embedded and connected with post grooves (9) on the convex blocks (4), and the side wall of the lug (4) is also provided with a limit groove (10) communicated with the column groove (9).

2. A building structure seismic node according to claim 1, wherein: the bending section (6) is of a U-shaped structure, the end part of the bending section is flatly unfolded towards two sides, and the bending part of the bending section (6) is arranged in an I-shaped steel groove of the upright post (1).

3. A building structure seismic node according to claim 1, wherein: the arc sections (7) are arranged on two sides of the connecting plate (3), and the end parts of the arc sections are respectively connected with the end parts of the bending sections (6).

4. A building structure seismic node according to claim 1, wherein: mounting holes are formed in the surfaces of the connecting plate (3) and the upright post (1), bolts (11) are connected into the mounting holes, and the two ends of each bolt (11) are arranged outside the mounting holes and fastened by nuts (12).

5. A building structure seismic node according to claim 1, wherein: the middle part both sides of connecting plate (3) have all been seted up and have been inlayed groove (13), be provided with on the lateral wall of stand (1) and inlay the insert (14) of being connected with inlaying groove (13) are inlayed, inlay groove (13) and be the cross structure.