CN209874139U

CN209874139U - Use reliable prefabricated steel pipe shear force wall connection structure

Info

Publication number: CN209874139U
Application number: CN201920462280.6U
Authority: CN
Inventors: 郝玉明; 刘昱; 蓝明月; 王成浩
Original assignee: Qingdao Fangyuanda Construction Group Co Ltd
Current assignee: Qingdao Fangyuanda Construction Group Co Ltd
Priority date: 2019-04-08
Filing date: 2019-04-08
Publication date: 2019-12-31
Anticipated expiration: 2029-04-08

Abstract

The utility model discloses a use reliable prefabricated steel pipe shear force wall connection structure belongs to prefabricated steel pipe shear force wall connection structure technical field. The utility model provides a use reliable prefabricated steel pipe shear force wall connection structure, includes shear force wall and lower shear force wall, goes up the shear force wall lower extreme and has seted up spread groove A, the inside fixed connecting pipe A that inlays of spread groove A has been equipped with, spread groove B has been seted up to lower shear force wall upper end, the inside fixed connecting pipe B that inlays of spread groove B is equipped with, connecting pipe A is provided with damping device with connecting pipe B junction, the utility model discloses a set up the damping device who is used for connecting pipe A and connecting pipe B junction to have shock-absorbing function in the cavity that spread groove A and spread groove B are closed to form, a plurality of damping spring that are central symmetry through the inside shock attenuation spheroid of damping device rather than the outside make connecting pipe A and connecting pipe B junction have good shock attenuation effect, avoid the interior prefabricated steel pipe of current shear force wall structure fragile under the condition that takes place.

Description

Use reliable prefabricated steel pipe shear force wall connection structure

Technical Field

The utility model relates to a prefabricated steel pipe shear force wall connection structure technical field, more specifically say, relate to a use reliable prefabricated steel pipe shear force wall connection structure.

Background

Shear walls (shear walls) are also called wind-resistant walls or earthquake-resistant walls, structural walls. The wall body mainly bears horizontal load and vertical load { gravity } caused by wind load or earthquake action in the house or the structure. Preventing shear failure of the structure. At present, the connection of the horizontal joint of the steel tube shear wall mainly depends on the vertical steel tubes in the shear walls, nowadays, the connection of the vertical steel tubes in the upper shear wall and the lower shear wall generally adopts welding connection or grouting steel sleeves for connection, the welding connection can firmly and stably connect the upper steel tube and the lower steel tube, but the welding seam of the steel tubes must be welded for many times, the construction steps are complex and inconvenient, the connection cost is high, the application range of the steel sleeve connection is wide, and the steel sleeve connection is not easily influenced by external factors, however, the steel sleeve connection construction process is complex, the requirement on the process level of workers is high, the steel sleeve connection cannot well bear the vibration force, the use is unreliable, when the upper shear wall and the lower shear wall are subjected to large vibration force, the failure of the steel tube connection is easy to occur, and the problem of the connection of the upper. In view of this, we propose a prefabricated steel tube shear wall connection structure that uses reliability.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a use reliable prefabricated steel pipe shear force wall connection structure to solve the problem that proposes in the above-mentioned background art:

(1) the problem that the connection of the prefabricated steel pipes in the existing shear wall is not firm.

2. Technical scheme

A reliable connecting structure of a prefabricated steel pipe shear wall comprises an upper shear wall and a lower shear wall fixedly arranged right below the upper shear wall, the lower end of the upper shear wall is provided with a connecting groove A, the connecting groove A is fixedly embedded with a connecting pipe A, the upper end of the connecting pipe A penetrates through the top surface of the upper shear wall and is communicated with the outside, the upper end of the lower shear wall is provided with a connecting groove B, the connecting groove B is fixedly embedded with a connecting pipe B, the upper end of the connecting pipe B is movably sleeved with the lower end of the connecting pipe A, the lower end of the connecting pipe B penetrates through the bottom surface of the lower shear wall and is communicated with the outside, concrete is filled in the connecting pipe A and the connecting pipe B, and a damping device is arranged at the joint of the connecting pipe A and the connecting pipe B, and the size of the damping device is matched with the size of a cavity formed by closing the connecting groove A and the connecting groove B.

Preferably, damping device includes the casing, it is provided with down the casing to go up the casing below, go up the casing and have two engaging lugs with the equal symmetrical welding in casing outside down, just go up between casing and the lower casing through engaging lug and fastening bolt fixed connection.

Preferably, the bottom surface of the upper shell is provided with a cavity A, the top surface of the lower shell is provided with a cavity B, and a spherical cavity formed by closing the cavity A and the cavity B is matched with a damping sphere arranged between the upper shell and the lower shell.

Preferably, a through groove is formed in the middle of the damping ball body, a plurality of damping springs which are centrosymmetric are arranged on the outer side of the damping ball body, one end of each damping spring is fixedly connected with the inner wall of a spherical cavity formed by closing the cavity A and the cavity B, and the other end of each damping spring is fixedly connected with the outer side of the damping ball body.

Preferably, the outer side of the lower end of the connecting pipe A penetrates through the outer wall of the upper shell and is in sliding connection with the inner wall of the upper end of the through groove, the outer side of the upper end of the connecting pipe B penetrates through the outer wall of the lower shell and is in sliding connection with the inner wall of the lower end of the through groove, and a cavity formed by closing the connecting groove A and the connecting groove B is sealed through concrete.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the utility model discloses a set up in the closed cavity that forms of spread groove A and spread groove B and be used for connecting pipe A and connecting pipe B junction to have shock-absorbing function's damping device, a plurality of damping spring that are central symmetry through the inside shock attenuation spheroid of damping device rather than the outside makes connecting pipe A and connecting pipe B junction have good shock attenuation effect, avoids the prefabricated steel pipe structure fragile under the condition of taking place vibrations in current shear force wall inside, connects not firm problem.

Drawings

Fig. 1 is a schematic plan view of the overall structure of the present invention;

FIG. 2 is a schematic view of the shock absorbing device and the connecting structure thereof;

fig. 3 is the utility model discloses well damping device and connection structure split sketch map thereof.

The reference numbers in the figures illustrate: 1. an upper shear wall; 101. connecting grooves A; 2. a lower shear wall; 201. connecting grooves B; 3. a damping device; 301. an upper housing; 302. a lower housing; 303. connecting lugs; 304. a cavity A; 305. a cavity B; 306. a shock absorbing sphere; 307. a through groove; 308. a damping spring; 309. fastening a bolt; 4. a connecting pipe A; 5. and a connecting pipe B.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a use reliable prefabricated steel pipe shear force wall connection structure, including last shear force wall 1 and the lower shear force wall 2 of fixed setting under last shear force wall 1, spread groove A101 has been seted up to last shear force wall 1 lower extreme, the inside fixed connecting pipe A4 that inlays of spread groove A101, connecting pipe A4 upper end is passed the top surface of last shear force wall 1 and is communicated with the outside, spread groove B201 has been seted up to lower shear force wall 2 upper end, the inside fixed connecting pipe B5 that inlays of spread groove B201, connecting pipe B5 upper end and connecting pipe A4 lower extreme activity cup joint, and connecting pipe B5 lower extreme passes shear force wall 2 bottom surface and communicates with the outside down, connecting pipe A4 and the inside concrete that has all been filled of connecting pipe B5, and be provided with damping device 3 at connecting pipe A4 and connecting pipe B5 junction, damping device 3's size and the closed cavity size looks adaptation that forms of.

Further, the damping device 3 includes an upper shell 301, a lower shell 302 is disposed below the upper shell 301, two connection lugs 303 are symmetrically welded to the outer sides of the upper shell 301 and the lower shell 302, and the upper shell 301 and the lower shell 302 are fixedly connected with fastening bolts 309 through the connection lugs 303.

Further, the bottom surface of the upper shell 301 is provided with a cavity a304, the top surface of the lower shell 302 is provided with a cavity B305, and a spherical cavity formed by closing the cavity a304 and the cavity B305 is matched with a damping sphere 306 arranged between the upper shell 301 and the lower shell 302.

Furthermore, a through groove 307 is formed in the middle of the damping sphere 306, a plurality of damping springs 308 which are centrosymmetric are arranged on the outer side of the damping sphere 306, one end of each damping spring 308 is fixedly connected with the inner wall of a spherical cavity formed by closing the cavity A304 and the cavity B305, and the other end of each damping spring 308 is fixedly connected with the outer side of the damping sphere 306.

Further, the outer side of the lower end of the connection pipe a4 passes through the outer wall of the upper casing 301 and is slidably connected with the inner wall of the upper end of the through groove 307, the outer side of the upper end of the connection pipe B5 passes through the outer wall of the lower casing 302 and is slidably connected with the inner wall of the lower end of the through groove 307, and the cavity formed by closing the connection groove a101 and the connection groove B201 is sealed by concrete.

The utility model relates to an use reliable prefabricated steel pipe shear wall connection structure, because the structure fragile under the condition of taking place vibrations of current shear wall inside prefabricated steel pipe, connect not firm problem, consequently we are through seting up spread groove A101 at last shear wall 1 lower extreme, and set up spread groove B201 at 2 upper ends of shear wall down, and set up in the cavity that spread groove A101 and spread groove B201 are closed to form and be used for connecting pipe A4 and connecting pipe B5 junction to have shock-absorbing device 3 of shock-absorbing function, it makes connecting pipe A4 and connecting pipe B5 junction have good shock attenuation effect to be a plurality of damping spring 308 of central symmetry through damping device 3 inside shock attenuation spheroid 306 rather than the outside, avoid current shear wall inside prefabricated steel pipe structure fragile under the condition that takes place vibrations, connect not firm problem.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model. Furthermore, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Several of the elements recited in the product claims may also be implemented by one element in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.

Claims

1. The utility model provides an use reliable prefabricated steel pipe shear force wall connection structure, includes last shear force wall (1) and fixed set up in lower shear force wall (2) under last shear force wall (1), its characterized in that: the lower end of the upper shear wall (1) is provided with a connecting groove A (101), a connecting pipe A (4) is fixedly embedded in the connecting groove A (101), the upper end of the connecting pipe A (4) passes through the top surface of the upper shear wall (1) and is communicated with the outside, the upper end of the lower shear wall (2) is provided with a connecting groove B (201), a connecting pipe B (5) is fixedly embedded in the connecting groove B (201), the upper end of the connecting pipe B (5) is movably sleeved with the lower end of the connecting pipe A (4), the lower end of the connecting pipe B (5) passes through the bottom surface of the lower shear wall (2) and is communicated with the outside, concrete is filled in the connecting pipe A (4) and the connecting pipe B (5), a damping device (3) is arranged at the joint of the connecting pipe A (4) and the connecting pipe B (5), the size of the shock absorption device (3) is matched with the size of a cavity formed by closing the connecting groove A (101) and the connecting groove B (201).

2. The connection structure of the precast steel tube shear wall with reliability as claimed in claim 1, wherein: damping device (3) include casing (301), it is provided with down casing (302) to go up casing (301) below, it has two engaging lug (303) with the equal symmetrical welding in casing (302) outside down to go up casing (301), just go up between casing (301) and lower casing (302) through engaging lug (303) and fastening bolt (309) fixed connection.

3. The connection structure for the prefabricated steel pipe shear wall with reliability as claimed in claim 2, wherein: the shock absorption ball is characterized in that a cavity A (304) is formed in the bottom surface of the upper shell (301), a cavity B (305) is formed in the top surface of the lower shell (302), and a spherical cavity formed by closing the cavity A (304) and the cavity B (305) is matched with a shock absorption ball body (306) arranged between the upper shell (301) and the lower shell (302).

4. The connection structure of the precast steel tube shear wall with reliability as claimed in claim 3, wherein: a through groove (307) is formed in the middle of the damping ball body (306), a plurality of damping springs (308) which are centrosymmetric are arranged on the outer side of the damping ball body (306), one end of each damping spring (308) is fixedly connected with the inner wall of a spherical cavity formed by closing the cavity A (304) and the cavity B (305), and the other end of each damping spring (308) is fixedly connected with the outer side of the damping ball body (306).

5. The connection structure of the prefabricated steel pipe shear wall with reliability as claimed in claim 4, wherein: the outer side of the lower end of the connecting pipe A (4) penetrates through the outer wall of the upper shell (301) and is in sliding connection with the inner wall of the upper end of the through groove (307), the outer side of the upper end of the connecting pipe B (5) penetrates through the outer wall of the lower shell (302) and is in sliding connection with the inner wall of the lower end of the through groove (307), and a cavity formed by closing the connecting groove A (101) and the connecting groove B (201) is sealed through concrete.