CN110080382B

CN110080382B - Anti-seismic fabricated house

Info

Publication number: CN110080382B
Application number: CN201910239876.4A
Authority: CN
Inventors: 钱密; 王玉奎; 白罗忠; 蔡正良
Original assignee: Zhejiang Zhuoyuan Construction Co ltd
Current assignee: Zhejiang Zhuoyuan Construction Co ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2020-09-22
Anticipated expiration: 2039-03-27
Also published as: CN110080382A

Abstract

The invention discloses an anti-seismic fabricated building, which relates to the technical field of fabricated buildings and comprises a stand column, a base, a fabricated wallboard and a roof cover, wherein a buffer mechanism with a buffer and damping effect is installed between the stand column and the base; the damping device has the advantages of stabilizing the damping in multiple directions and improving the safety and stability of the prefabricated house.

Description

Anti-seismic fabricated house

Technical Field

The invention relates to the technical field of prefabricated houses, in particular to an anti-seismic prefabricated house.

Background

Prefabricated houses have been developed vigorously in recent years, and the construction process is generally completed in a factory and then assembled on a foundation; however, earthquakes cause serious damage to various building structures, particularly prefabricated houses. The seismic isolation technology is a technology which is developed rapidly and is improved continuously in the seismic field in the last thirty years, and is mainly applied to the field of building structures at present.

When the structure has larger shock magnitude or the structure 'hard resistance' cannot meet the expected shock-proof requirement for some reasons, the shock-proof technology is adopted to reduce the input seismic energy of the structure, and a good effect can be achieved. The essential role of shock insulation is to separate structures or components from earthquake ground motion or support motion which may cause damage, to block the propagation path of earthquake energy, and to reduce the earthquake force and energy input to the building structure, thereby reducing the earthquake response of the superstructure and achieving the desired fortification requirements.

There is the risk of earthquake in many areas, so the house in these places need possess the shock resistance, and when the house received the impact of vibrations, the roof beam can receive very big power, and the reinforcing beam foot that is used for the antidetonation house in the existing market is most to be damped the effect not good, and can only one direction shock attenuation, is difficult to prevent like this the vibrations that unknown seismic source arouses, leads to the house to collapse easily.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an earthquake-resistant fabricated house which has the advantages of stable shock absorption in multiple directions and improved safety and stability.

In order to achieve the purpose, the invention provides the following technical scheme:

an earthquake-proof fabricated house comprises upright posts, a base, fabricated wallboards arranged between adjacent upright posts and a roof cover assembled on the upright posts, a buffer mechanism with the buffer and shock absorption functions is arranged between the upright post and the base, the buffer mechanism comprises a supporting seat, a hemispheroid fixedly arranged on the supporting seat, a connecting plate integrally arranged on the upright post and a damping device arranged between the supporting seat and the base, the base is provided with an installation groove, the supporting seat and the connecting plate are both arranged in the installation groove, a plurality of damping springs are arranged between the connecting plate and the groove wall of the mounting groove, a spherical groove is arranged on the connecting plate, the hemispheroid is rotatably arranged in the spherical groove, a plurality of balls are arranged between the groove bottom of the mounting groove and the supporting seat in a rolling manner, and a plurality of supporting springs are arranged between notches on two sides of the base and the upright posts.

Through the arrangement, the purpose of assembly type installation among the base, the upright post, the wall plate and the roof cover is realized through the corresponding assembly type connecting structure, and the installation structure of the assembly type house is realized; in the installation state, the connecting plate is installed in the installation groove, the fixed installation effect is achieved through the damping spring, and the supporting effect on the stand column is achieved through the supporting seat; when the house vibrates, the spherical groove of the house rotates on the hemispheroid to adapt to displacement variables of the hemispheroid by the interaction of the damping device, the ball, the damping spring and the supporting spring in the buffer mechanism and the relative deformation generated when the relative displacement is correspondingly generated between the base and the upright column, so that the purposes of energy absorption and buffering are achieved, and the anti-vibration effect of the prefabricated house is improved;

further setting: damping device includes the cylinder body, slide arrange in the piston of cylinder body, with the piston connection and wear to locate the piston rod of arranging outside the cylinder body, arrange in the universal joint of cylinder body both sides and respectively with two the connection pad that the one end of universal joint is connected, two the connection pad is connected respectively on the cell wall of supporting seat and mounting groove, two the other end of universal joint is connected with piston rod and cylinder body respectively.

So set up, when producing relative displacement between base and stand, the universal joint on the connection pad takes place the handing-over and rotates, makes the piston rod drive the piston and is in the cylinder body and slides, makes its piston rod drive the sliding variable that the piston is in the cylinder body and be adapted to the relative variable that produces between base and the stand, reaches the buffering of prefabricated building, antidetonation purpose.

Further setting: and buffer air bags are arranged between the connecting disc and the universal joint.

According to the arrangement, the displacement variable corresponding to the displacement is generated between the universal joint and the connecting disc by buffering the gas compression variable in the air bag, the buffering effect of the damping device is improved, and the anti-seismic effect of the prefabricated house is further improved.

Further setting: the connecting plate is located the both sides symmetrical arrangement in the mounting groove and has a plurality ofly damping spring.

So set up, improve the force stability between stand and the base, and then improve the shock-absorbing capacity between base and the stand, improve the anti-seismic performance in prefabricated building.

Further setting: holding tanks have all been seted up on base and the stand all be provided with spring support in the holding tank, two are fixed in respectively at support spring's both ends on the spring support.

So set up, through with spring support install in the holding tank on base and stand, when supporting spring atress is tensile or compression, make it be in deformation on two spring support, when twining the vibrations between improvement stand and the base, supporting spring's stress stability, and then improve the anti-seismic performance in assembled house.

Further setting: the positioning groove is formed in one side edge of the base, the positioning block is formed in the other side edge of the base, the positioning groove and the mounting groove are arranged in the same direction in the depth direction, and the bases are adjacent to each other and are connected with each other in the positioning block through the positioning groove in an inserted mode.

So set up, peg graft in the locating piece through the constant head tank between the adjacent base, realize the interconnect purpose between the base in the prefabricated building, improve the connection stability of base in the prefabricated building.

Further setting: the cross sections of the positioning grooves and the positioning blocks are all arranged in an isosceles trapezoid shape.

So set up, make its base only along the depth direction installation of mounting groove, to playing the spacing effect of contour between the adjacent base, improve the connection stability between the base.

Further setting: the clamping grooves are formed in the two side edges of the stand column, clamping plates are integrally arranged on the two sides of the assembled wallboard, and the two sides of the assembled wallboard are clamped in the adjacent clamping grooves in the stand column respectively.

So set up, the assembled wallboard passes through the joint integrated circuit board of both sides and connects in the joint inslot on adjacent stand, realizes the assembled installation purpose between assembled wallboard and the stand, realizes the installation effect in assembled house.

Further setting: the one end that the stand kept away from the connecting plate all has seted up the spliced eye the articulated grafting post that has arranged with the spliced eye one-to-one on the roof lid, the grafting post is pegged graft in the spliced eye.

So set up, through pegging graft the spliced pole in the spliced eye, realize the fixed mounting purpose between roof cover and the stand, articulate in roof through the spliced pole and cover, when making its roof cover produce relative displacement between lieing in the stand, make its hinge post slide in the hinge hole to be in the roof and cover and rotate, realize producing certain relative displacement's between roof cover and the stand variable, be in the mounted state between stand and the roof cover simultaneously, improve the antidetonation effect in prefabricated building.

Further setting: and buffer springs are arranged between the upright posts and the roof cover.

So set up, through buffer spring between stand and the roof cover, make it when receiving vibrations, play certain buffering energy-absorbing's effect between roof cover and the stand, improve the antidetonation effect in prefabricated house.

Compared with the prior art, the invention has the following advantages by adopting the technical scheme:

1. through the interaction of the damping device, the ball, the damping spring and the supporting spring in the buffer mechanism and the relative deformation generated when the relative displacement is correspondingly generated between the base and the upright post, the spherical groove of the base rotates on the hemisphere to adapt to the displacement variable of the base, the purposes of energy absorption and buffering are achieved, and the anti-seismic effect of the prefabricated building is improved;

2. the piston rod drives the piston to slide in the cylinder body through the gas compression variable in the buffering air bag and the universal joint on the connecting disc, so that the sliding variable of the piston in the cylinder body driven by the piston rod is adaptive to the relative variable generated between the base and the stand column, the displacement variable generated between the universal joint and the connecting disc relative to the displacement is adapted, the buffering effect of the damping device is improved, and the anti-seismic effect of the assembled house is further improved;

3. through pegging graft the post in the spliced eye, realize the fixed mounting purpose between roof cover and the stand, articulate in roof cover through the spliced post, when making its roof cover produce relative displacement between lieing in the stand, make its hinge post slide in the hinge hole, and be in the roof and cover and rotate, buffer spring between rethread stand and the roof cover, make it when receiving vibrations, play the effect of certain buffering energy-absorbing between roof cover and the stand, improve the antidetonation effect in prefabricated building.

Drawings

FIG. 1 is a schematic structural view of an earthquake-resistant prefabricated building;

FIG. 2 is a cross-sectional view at the cushioning structure of an earthquake-resistant prefabricated building;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic structural view of a damping device in the cushioning mechanism;

FIG. 5 is a schematic view of a partial structure of a base, a column and an assembled wall panel in an earthquake-resistant assembled house;

fig. 6 is a view of the base, stud, and assembled wall panel in combination.

In the figure: 1. a base; 11. mounting grooves; 12. positioning a groove; 13. positioning blocks; 2. a column; 21. accommodating grooves; 22. a spring support; 23. a support spring; 24. a clamping groove; 25. inserting holes; 26. a yielding groove; 3. an assembled wallboard; 31. a clamping and connecting plate; 4. a roof cover; 41. inserting the column; 42. a buffer spring; 5. a buffer mechanism; 51. a supporting seat; 52. a hemisphere; 53. a connecting plate; 531. a spherical groove; 54. a damping device; 541. a cylinder body; 543. a piston rod; 544. a universal joint; 545. a connecting disc; 55. a buffer air bag; 56. a ball bearing; 57. a shock absorbing spring.

Detailed Description

The earthquake-resistant prefabricated house is further explained with reference to the attached drawings.

An earthquake-resistant prefabricated house, as shown in fig. 1, comprises a base 1, upright posts 2, prefabricated wallboards 3 arranged between the adjacent upright posts 2 and a roof cover 4 assembled on the upright posts 2.

As shown in fig. 2, in order to improve the earthquake-resistant performance of the earthquake-resistant prefabricated house, a buffer mechanism 5 having a buffer and shock-absorbing function is installed between the upright 2 and the base 1.

As shown in fig. 2 and 3, the buffer mechanism 5 includes a supporting seat 51 disposed in a circular truncated cone shape, a hemisphere 52 fixedly disposed on an upper surface of the supporting seat 51, a connecting plate 53 integrally disposed on the column 2, and a damping device 54 disposed between the supporting seat 51 and the base 1; the base 1 is provided with a mounting groove 11, and the supporting seat 51 and the connecting plate 53 are arranged in the mounting groove 11; a spherical groove 531 is formed on the connecting plate 53, the hemisphere 52 is rotatably arranged in the spherical groove 531, and the volume of the hemisphere 52 is larger than half of the whole sphere.

As shown in fig. 3 and 4, the damping device 54 includes a cylinder 541, a piston slidably disposed in the cylinder 541, a piston rod 543 connected to the piston and disposed through the outside of the cylinder 541, universal joints 544 disposed on both sides of the cylinder 541, and a connecting plate 545 connected to one end of each of the universal joints 544; the two connecting discs 545 are respectively fixed on the groove walls of the supporting seat 51 and the mounting groove 11 through bolts, the other ends of the two universal joints 544 are respectively connected with the piston rod 543 and the cylinder body 541, and the buffer air bags 55 are respectively arranged between the connecting discs 545 and the universal joints 544.

As shown in fig. 3, in order to improve the shock resistance between the base 1 and the column 2, a plurality of balls 56 are arranged between the bottom of the installation groove 11 and the support seat 51 in a rolling manner; meanwhile, a plurality of damping springs 57 are arranged between the connecting plate 53 and the wall of the mounting groove 11, and a plurality of damping springs 57 are symmetrically arranged on both sides of the connecting plate 53 in the mounting groove 11; all seted up holding tank 21 on base 1 and stand 2, all be provided with spring support 22 in the holding tank 21, spring support 22 arranges on base 1's both sides notch, and the homogeneous one corresponds between base 1 and stand 2's spring support 22 is provided with supporting spring 23.

As shown in fig. 5 and 6, a positioning groove 12 is formed in one side edge of the base 1, a positioning block 13 is formed in the other side edge of the base, the cross sections of the positioning groove 12 and the positioning block 13 are both in an isosceles trapezoid shape, and the positioning groove 12 and the mounting groove 11 are arranged in the same direction in the depth direction; the adjacent bases 1 are inserted into the positioning block 13 through the positioning groove 12, so that the bases 1 are connected in an assembling manner.

As shown in fig. 5 and 6, the two side edges of the upright post 2 are both provided with clamping grooves 24, the two sides of the assembled wallboard 3 are both integrally provided with clamping plates 31, and the two sides of the assembled wallboard 3 are respectively clamped in the clamping grooves 24 on the adjacent upright posts 2, so that the purpose of mutual assembly type installation between the assembled wallboard 3 and the upright post 2 and the purpose of mutual assembly type installation between the earthquake-resistant assembled house wall, the upright post 2 and the base 1 are realized through mutual connection between the assembled wallboard 3 and the upright post 2.

Referring to fig. 2 and 6, in order to improve the assembling type of the top cover 4 and the vertical column 2, the vertical column 2 is provided with insertion holes 25 at one end away from the connecting plate 53, and the top cover 4 is hinged with insertion posts 41 arranged corresponding to the insertion holes 25 one by one; the roof cover 4 and the upright post 2 are fixedly connected by inserting the inserting post 41 into the inserting hole 25; offer the groove of stepping down 26 on the terminal surface of stand 2, all be provided with buffer spring 42 between stand 2 and room top cap 4, and buffer spring 42's one end fixed connection is in the tank bottom of the groove of stepping down 26, plays the absorbing purpose between room top cap 4 and the stand 2.

The working principle is as follows: the purpose of assembling installation among the base 1, the upright post 2, the wall plate and the roof cover 4 is realized through a corresponding assembling type connecting structure, and the structure of an assembling type house is realized; when the house vibrates, the damping device 54, the ball 56, the damping spring 57 and the supporting spring 23 in the buffer mechanism 5 interact with each other, and the base 1 and the upright post 2 generate relative deformation when correspondingly generating relative displacement, so that the purposes of energy absorption and buffering are achieved, and the anti-vibration effect of the prefabricated house is improved; in addition, through the setting of buffer spring 42, plug column 41 and buffering gasbag 55, improve the anti-seismic performance between base 1, stand 2 and the room top cap 4, have the stable absorbing advantage in a plurality of directions, improve the safety and stability of its assembled house.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides an antidetonation assembled house, includes stand (2), base (1), sets up assembled wallboard (3) between adjacent stand (2) and assembles roof lid (4) on stand (2), its characterized in that: a buffer mechanism (5) with buffering and shock-absorbing functions is installed between the upright post (2) and the base (1), the buffer mechanism (5) comprises a supporting seat (51), a hemisphere (52) fixedly arranged on the supporting seat (51), a connecting plate (53) integrally arranged on the upright post (2) and a damping device (54) arranged between the supporting seat (51) and the base (1), an installation groove (11) is formed in the base (1), the supporting seat (51) and the connecting plate (53) are both arranged in the installation groove (11), a plurality of damping springs (57) are arranged between the connecting plate (53) and the groove wall of the installation groove (11), a spherical groove (531) is formed in the connecting plate (53), the hemisphere (52) is rotatably arranged in the spherical groove (531), and a plurality of balls (56) are arranged between the bottom of the installation groove (11) and the supporting seat (51) in a rolling manner, a plurality of supporting springs (23) are arranged between the notches at the two sides of the base (1) and the upright post (2); the damping device (54) comprises a cylinder body (541), a piston arranged in the cylinder body (541) in a sliding mode, a piston rod (543) connected with the piston and arranged outside the cylinder body (541) in a penetrating mode, universal joints (544) arranged on two sides of the cylinder body (541) and connecting discs (545) respectively connected with one ends of the universal joints (544), the connecting discs (545) are respectively connected to groove walls of a supporting seat (51) and a mounting groove (11), and the other ends of the universal joints (544) are respectively connected with the piston rod (543) and the cylinder body (541).

2. An earthquake-resistant fabricated building according to claim 1, wherein: and buffer air bags (55) are arranged between the connecting disc (545) and the universal joint (544).

3. An earthquake-resistant fabricated building according to claim 1, wherein: the two sides of the connecting plate (53) in the mounting groove (11) are symmetrically provided with a plurality of damping springs (57).

4. An earthquake-resistant fabricated building according to claim 1, wherein: holding tank (21) have all been seted up on base (1) and stand (2) all be provided with spring support (22) in holding tank (21), the both ends of supporting spring (23) are fixed in two respectively on spring support (22).

5. An earthquake-resistant fabricated building according to claim 1, wherein: a positioning groove (12) is formed in one side edge of the base (1), a positioning block (13) is formed in the other side edge of the base, the positioning groove (12) and the mounting groove (11) are arranged in the same direction in the depth direction, and the adjacent bases (1) are connected with one another in the positioning block (13) in an inserting mode through the positioning groove (12).

6. An earthquake-resistant fabricated building according to claim 5, wherein: the cross sections of the positioning grooves (12) and the positioning blocks (13) are arranged in an isosceles trapezoid shape.

7. An earthquake-resistant fabricated building according to claim 1, wherein: clamping grooves (24) are formed in two side edges of the stand column (2), clamping plates (31) are integrally arranged on two sides of the assembly type wall plate (3), and two sides of the assembly type wall plate (3) are clamped in the adjacent clamping grooves (24) in the stand column (2) respectively.

8. An earthquake-resistant fabricated building according to claim 1, wherein: plug-in holes (25) are formed in one ends, far away from the connecting plates (53), of the stand columns (2), plug-in columns (41) which are arranged in a one-to-one corresponding mode with the plug-in holes (25) are hinged to the roof cover (4), and the plug-in columns (41) are plugged into the plug-in holes (25).

9. An earthquake-resistant fabricated building according to claim 1 or 8, wherein: and buffer springs (42) are arranged between the upright posts (2) and the roof cover (4).