CN216739772U

CN216739772U - Earthquake isolation device for foundation construction for building

Info

Publication number: CN216739772U
Application number: CN202122704367.XU
Authority: CN
Inventors: 李岩; 黄丹
Original assignee: Hubei Yurui Construction Engineering Co ltd
Current assignee: Hubei Yurui Construction Engineering Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-06-14
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a building foundation construction shock isolation device, which belongs to the technical field of foundation shock isolation and comprises a top plate and a foundation body, wherein a shock absorber is fixedly connected between the top plate and the foundation body, the top surface of the foundation body is fixedly connected with a protective sleeve and a transmission pipe, the protective sleeve is positioned on the outer side of the shock absorber, the transmission pipe is positioned on one side of the protective sleeve, a cavity matched with the shape of the protective sleeve is formed in the protective sleeve, a plurality of through grooves are formed in the inner wall of the protective sleeve, the through grooves are communicated with the cavity, an elastic bag is fixedly connected with the inner wall of the through grooves, a communication pipe is fixedly connected between the transmission pipe and the protective sleeve, when the top plate vibrates, the protrusions of the elastic bag can buffer the vibration of the top plate, and meanwhile, the elastic bag can be tightly attached to the shock absorber to buffer and protect the shock absorber, so that the shock absorber is prevented from being damaged, and the shock insulation effect of the shock absorber is indirectly improved.

Description

Earthquake isolation device for foundation construction for building

Technical Field

The utility model relates to the technical field of foundation shock insulation, in particular to a ground building shock insulation device for a building.

Background

In various natural disasters, earthquakes are the most sudden and destructive, a strong earthquake can collapse a structure, great economic loss is caused, and even the life safety of human beings is damaged, the east-adjacent-ring Pacific earthquake zone in China, the south-adjacent-European-Asia earthquake zone is one of the countries with the most earthquake disasters in the world, the earthquake resistance of a building is improved only by starting from a building structure, and the earthquake resistance design concept commonly adopted in various countries at present is to form a ductile structure system by proper design.

In the prior art, most of the base isolation devices and structures of small buildings adopt isolation structures which are based on laminated rubber gaskets, but the isolation effect of the laminated rubber gaskets is single, and when vibration occurs, the laminated rubber gaskets are easy to damage, so that further improvement is needed.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a seismic isolation device for building foundation construction, when a top plate vibrates, the protrusion of an elastic bag can buffer the vibration of the top plate, and meanwhile, the protrusion of the elastic bag can be tightly attached to a shock absorber to buffer and protect the shock absorber, so that the shock absorber is prevented from being damaged, and the seismic isolation effect of the shock absorber is indirectly improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A seismic isolation device for building foundation construction comprises a top plate and a foundation body, wherein a shock absorber is fixedly connected between the top plate and the foundation body, the top surface of the ground substrate is fixedly connected with a protective sleeve and a transmission pipe, the protective sleeve is positioned on the outer side of the shock absorber, the transmission pipe is positioned at one side of the protective sleeve, a cavity matched with the shape of the protective sleeve is arranged inside the protective sleeve, the inner wall of the protective sleeve is provided with a plurality of through grooves which are communicated with the cavity, the inner wall of each through groove is fixedly connected with an elastic bag, a communicating pipe is fixedly connected between the transmission pipe and the protective sleeve, one end of the communicating pipe is communicated with the transmission pipe, the other end and the cavity intercommunication of communicating pipe, sliding connection has main piston on the inner wall of driving pipe, the bottom surface fixedly connected with depression bar of roof, the depression bar is located main piston directly over.

Furthermore, the top surface of the main piston is fixedly connected with a sliding layer, the bottom end of the pressure rod is connected with the sliding layer in a sliding mode, when the pressure rod descends irregularly, if the pressure rod is fixedly connected with the main piston, the pressure rod and the main piston can be damaged, the pressure rod and the main piston can be connected in a sliding mode, and the main piston can descend when the pressure rod extrudes any one point of the main piston.

Furthermore, transmission oil is filled between the bottom surface of the main piston and the side surface of the elastic bag, specifically, the transmission oil can be liquid such as hydraulic oil, and the elastic bag can be better protruded when the main piston descends through the arrangement of the transmission oil.

Further, fixedly connected with first spacing ring and second spacing ring on the inner wall of driving pipe, between first spacing ring of main piston and the second spacing ring, through the setting of spacing ring, avoided the main piston to break away from the driving pipe when sliding.

Further, fixedly connected with pressure release pipe on the lateral wall of transmission pipe, the pressure release pipe is linked together with the transmission pipe, fixedly connected with compression spring on the lateral wall of riser, compression spring is located the inboard of pressure release pipe, compression spring's one end fixedly connected with is vice piston, the inner wall sliding connection of vice piston and pressure release pipe, the pressure that the elasticity bag can bear is greater than compression spring's deformation power, and through the aforesaid setting, if depression bar extrusion main piston descends, then the elasticity bag arch plays the effect of supporting the bradyseism to the bumper shock absorber, if the pressure in the cavity is great, when being greater than the pressure that can bear of elasticity bag soon, compression spring is crowded to the shrink, has at this moment reduced the pressure in the cavity promptly, has avoided the elasticity bag damaged condition to appear.

3. Advantageous effects

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

(1) when the roof takes place vibrations, the protruding effect that can play the buffering to the vibrations of roof of elasticity bag, can paste the bumper shock absorber behind the protruding elasticity bag and play the effect of buffering, protection to the bumper shock absorber simultaneously, avoided the bumper shock absorber to take place the harm, also indirect shock insulation effect that has improved the bumper shock absorber.

(2) The top surface of the main piston is fixedly connected with a sliding layer, the bottom end of the pressure rod is connected with the sliding layer in a sliding mode, when the pressure rod descends irregularly, if the pressure rod is fixedly connected with the main piston, the pressure rod and the main piston can be damaged, the pressure rod and the main piston can slide to be connected, and the main piston can descend when the pressure rod extrudes any point of the main piston.

(3) The elastic bag is characterized in that transmission oil is filled between the bottom surface of the main piston and the side surface of the elastic bag, specifically, the transmission oil can be liquid such as hydraulic oil, and the elastic bag can be better protruded when the main piston descends through the arrangement of the transmission oil.

(4) The first spacing ring and the second spacing ring of fixedly connected with on the inner wall of driving pipe, between first spacing ring of main piston and the second spacing ring, through the setting of spacing ring, avoided main piston to break away from the driving pipe when sliding.

(5) Fixedly connected with pressure release pipe on the lateral wall of driving pipe, the pressure release pipe is linked together with the driving pipe, fixedly connected with compression spring on the lateral wall of riser, compression spring is located the inboard of pressure release pipe, compression spring's the vice piston of one end fixedly connected with, the inner wall sliding connection of vice piston and pressure release pipe, the pressure that the elasticity bag can bear is greater than compression spring's deformation power, through the aforesaid setting, if depression bar extrusion main piston descends, then the elasticity bag arch plays the effect that supports the bradyseism to the bumper shock absorber, if pressure in the cavity is great, when being greater than the pressure that can bear of elasticity bag soon, compression spring is crowded to the shrink, at this moment, the pressure in the cavity has been reduced promptly, the damaged condition has been avoided appearing in the elasticity bag.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic front sectional view of the present invention.

The reference numbers in the figures illustrate:

1. a top plate; 2. a ground substrate; 3. a shock absorber; 4. a protective sleeve; 5. a drive tube; 6. a pressure lever; 7. a vertical plate; 8. a communicating pipe; 9. a primary piston; 10. a cavity; 11. an elastic bag; 12. a pressure relief pipe; 13. a compression spring; 14. and a secondary piston.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-2, a seismic isolation device for a building foundation construction comprises a top plate 1 and a foundation body 2, a shock absorber 3 is fixedly connected between the top plate 1 and the foundation body 2, a protective sleeve 4 and a transmission pipe 5 are fixedly connected to the top surface of the foundation body 2, the protective sleeve 4 is positioned outside the shock absorber 3, the transmission pipe 5 is positioned on one side of the protective sleeve 4, a cavity 10 matched with the protective sleeve 4 in shape is formed inside the protective sleeve 4, a plurality of through grooves are formed in the inner wall of the protective sleeve 4, the through grooves are communicated with the cavity 10, an elastic bag 11 is fixedly connected to the inner wall of each through groove, a communicating pipe 8 is fixedly connected between the transmission pipe 5 and the protective sleeve 4, one end of the communicating pipe 8 is communicated with the transmission pipe 5, the other end of the communicating pipe 8 is communicated with the cavity 10, a main piston 9 is slidably connected to the inner wall of the transmission pipe 5, a compression bar 6 is fixedly connected to the bottom surface of the top plate 1, the compression bar 6 is positioned right above the main piston 9, the top surface of the main piston 9 is fixedly connected with a sliding layer, the bottom end of the pressure rod 6 is connected with the sliding layer in a sliding mode, when the pressure rod 6 descends irregularly, if the pressure rod 6 is fixedly connected with the main piston 9, the pressure rod 6 and the main piston 9 can be damaged, the pressure rod 6 and the main piston 9 can slide to be connected, the main piston 9 can descend by enabling the pressure rod 6 to extrude any point of the main piston 9, transmission oil is filled between the bottom surface of the main piston 9 and the side surface of the elastic bag 11, concretely, the transmission oil can be set to be liquid such as hydraulic oil, and through the arrangement of the transmission oil, when the main piston 9 descends, the elastic bag 11 can be better raised, a first limiting ring and a second limiting ring are fixedly connected onto the inner wall of the transmission pipe 5, and the main piston 9 is prevented from being separated from the transmission pipe 5 during sliding through the arrangement of the limiting rings.

Referring to fig. 2, a pressure relief pipe 12 is fixedly connected to a side wall of the transmission pipe 5, the pressure relief pipe 12 is communicated with the transmission pipe 5, a compression spring 13 is fixedly connected to a side wall of the vertical plate 7, the compression spring 13 is located on an inner side of the pressure relief pipe 12, one end of the compression spring 13 is fixedly connected with an auxiliary piston 14, the auxiliary piston 14 is slidably connected to an inner wall of the pressure relief pipe 12, and pressure borne by the elastic bag 11 is greater than deformation force of the compression spring 13.

During the use, if roof 1 takes place vibrations, then roof 1 can frequent motion, at this moment bumper shock absorber 3 can play the effect of alleviating to vibrations, if roof 1 when moving down, depression bar 6 moves down extrusion master piston 9 and moves down, at this moment elasticity bag 11 is protruding, and paste mutually with bumper shock absorber 3, not only can play the buffering to bumper shock absorber 3, the effect of protection, can also improve the shock insulation effect to roof 1, if depression bar 6 excessively pushes down when leading to the pressure that elasticity bag 11 received too big, compression spring 13 contracts and receives partial transmission oil to in the pressure release pipe 12, the pressure that elasticity bag 11 bore can be reduced, elasticity bag 11 has been avoided damaging.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a seismic isolation device is established to foundation for building, includes roof (1) and ground base body (2), fixedly connected with bumper shock absorber (3), its characterized in that between roof (1) and the ground base body (2): the shock absorber is characterized in that a protective sleeve (4) and a transmission pipe (5) are fixedly connected to the top surface of the ground base body (2), the protective sleeve (4) is located on the outer side of the shock absorber (3), the transmission pipe (5) is located on one side of the protective sleeve (4), a vertical plate (7) is fixedly connected to the top surface of the ground base body (2), the vertical plate (7) is located on one side of the transmission pipe (5), a cavity (10) matched with the protective sleeve (4) in shape is formed in the protective sleeve (4), a plurality of through grooves are formed in the inner wall of the protective sleeve (4), the through grooves are communicated with the cavity (10), an elastic bag (11) is fixedly connected to the inner wall of each through groove, a communication pipe (8) is fixedly connected between the transmission pipe (5) and the protective sleeve (4), one end of each communication pipe (8) is communicated with the transmission pipe (5), and the other end of each communication pipe (8) is communicated with the cavity (10), the inner wall of the transmission pipe (5) is connected with a main piston (9) in a sliding mode, the bottom surface of the top plate (1) is fixedly connected with a pressing rod (6), and the pressing rod (6) is located right above the main piston (9).

2. A seismic isolation system for a construction infrastructure as claimed in claim 1, wherein: the top surface of the main piston (9) is fixedly connected with a sliding layer, and the bottom end of the pressure lever (6) is connected with the sliding layer in a sliding manner.

3. A seismic isolation system for a construction infrastructure as claimed in claim 1, wherein: and transmission oil is filled between the bottom surface of the main piston (9) and the side surface of the elastic bag (11).

4. A seismic isolation system for a construction infrastructure as claimed in claim 1, wherein: the inner wall of the transmission pipe (5) is fixedly connected with a first limiting ring and a second limiting ring, and the main piston (9) is arranged between the first limiting ring and the second limiting ring.

5. A seismic isolation system for a construction infrastructure as claimed in claim 1, wherein: fixedly connected with pressure release pipe (12) on the lateral wall of transmission pipe (5), pressure release pipe (12) are linked together with transmission pipe (5), fixedly connected with compression spring (13) on the lateral wall of riser (7), compression spring (13) are located the inboard of pressure release pipe (12), the one end fixedly connected with of compression spring (13) is vice piston (14), the inner wall sliding connection of vice piston (14) and pressure release pipe (12).