CN216195638U

CN216195638U - Anti-seismic structure of prefabricated house

Info

Publication number: CN216195638U
Application number: CN202122612223.1U
Authority: CN
Inventors: 赵建荣
Original assignee: Mianyang Yueling Color Plate Steel Structure Co ltd
Current assignee: Mianyang Yueling Color Plate Steel Structure Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-05
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses an anti-seismic structure of a prefabricated house, which comprises a roof, a damping base and a house frame, wherein the house frame is fixed at the top of the damping base, the roof is arranged at the top of the house frame in a sliding manner, and a plurality of damping upright columns are arranged between the roof and the damping base; many the shock attenuation stand includes fixed standing pillar and movable stand, the one end of shock attenuation stand with vibration damping mount fixed connection, the other end slides and wears to be equipped with movable stand, movable stand keeps away from fixed standing pillar's one end with roof fixed connection, be provided with first high-strength spring in the fixed standing pillar, the both ends of first high-strength spring respectively with fixed standing pillar and movable stand connect, the outside of house frame is provided with prestressing force device, prestressing force device is used for pushing down movable stand makes the compression of first high-strength spring produce prestressing force. Has higher anti-seismic effect, and can eliminate the influence of slight vibration on the portable house.

Description

Anti-seismic structure of prefabricated house

Technical Field

The utility model relates to the technical field of prefabricated houses, in particular to an anti-seismic structure of a prefabricated house.

Background

The prefabricated house is an environment-friendly economical prefabricated house which takes light steel as a framework, takes a sandwich plate as a containment material, performs space combination by using a standard modulus series, adopts bolt connection as components and has a brand-new concept. The temporary building can be assembled and disassembled conveniently and quickly, universal standardization of temporary buildings is realized, environment-friendly, energy-saving, rapid and efficient building concepts are established, and the temporary building enters the field of a set product which is developed in series, produced in an integrated mode, supplied in a matched mode, stockable and capable of being used repeatedly. At present, most prefabricated houses have simple structures and fewer functions, particularly do not have an anti-seismic function, are not suitable for earthquake environments, collapse of the prefabricated house of the building when natural disasters happen suddenly, bring property loss and material waste to construction workers and threaten life safety of the construction workers.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide the anti-seismic structure of the movable plank house, which has higher anti-seismic effect and can eliminate the influence of slight vibration on the movable plank house.

The purpose of the utility model is realized by the following technical scheme: an anti-seismic structure of a movable plate house comprises a roof, a damping base and a house frame, wherein the house frame is fixed at the top of the damping base, the roof is arranged at the top of the house frame in a sliding manner, and a plurality of damping upright columns are arranged between the roof and the damping base;

many the shock attenuation stand includes fixed standing pillar and movable stand, the one end of shock attenuation stand with vibration damping mount fixed connection, the other end slides and wears to be equipped with movable stand, movable stand keeps away from fixed standing pillar's one end with roof fixed connection, be provided with first high-strength spring in the fixed standing pillar, the both ends of first high-strength spring respectively with fixed standing pillar and movable stand connect, the outside of house frame is provided with prestressing force device, prestressing force device is used for pushing down movable stand makes the compression of first high-strength spring produce prestressing force.

Further, prestressing force device includes base and wire rope, the base is fixed to be set up damping mount is last, the damping mount top slides and is provided with the connecting rod, wire rope's one end with connecting rod fixed connection, the other end with roof fixed connection.

Further, a screw rod is vertically arranged in the base, the screw rod is connected with the base in a rotating mode, the connecting rod is sleeved on the screw rod and is in threaded connection with the screw rod, a driving device is arranged on the outer side of the base, and the driving device is used for driving the screw rod to rotate.

Further, the driving device comprises a connecting shaft and a hand wheel, the connecting shaft is rotatably connected with the base, one end of the connecting shaft extends into the base and is fixedly provided with a first bevel gear, the other end of the connecting shaft is fixedly provided with the hand wheel, a second bevel gear is fixedly arranged on the screw rod, and the first bevel gear is meshed with the second bevel gear.

Furthermore, the house frame comprises four panels, and the four panels are sequentially connected end to form a rectangular panel frame.

Further, the roof includes toper roof and rectangular frame, rectangular frame's top is fixed with the toper roof, rectangular frame slides the cover and establishes on the house frame, be provided with the sealing washer between rectangular frame's inboard and the panel.

Furthermore, a connecting base is arranged below the shock absorption base, a shock absorption inner cavity is formed in the connecting base, the bottom of the shock absorption base is arranged in the shock absorption inner cavity in a sliding mode, the bottom and the periphery of the shock absorption base are connected with second high-strength springs, and one ends of the second high-strength springs, far away from the shock absorption base, are connected with the inner wall of the connecting base.

Furthermore, a connecting plate is fixed at the bottom of the connecting base and is fixedly connected with the ground through foundation bolts.

The utility model has the beneficial effects that:

1. the utility model provides an antidetonation structure in activity board house supports the roof through many shock attenuation stands, and when receiving vibrations, first high-strength spring and second high-strength spring receive the compression, and the vibrations that receive through the reaction buffering roof of first high-strength spring, the vibrations that the reaction buffering vibration damping mount that receives through second high-strength spring to improve the shock resistance in activity board house, improved the security.

2. Rotate the connecting axle through the hand wheel, the meshing through first bevel gear and second bevel gear drives the lead screw and rotates, the sliding connection of connecting rod and base has restricted the rotational degree of freedom of connecting rod, make the connecting rod only remove along the axial direction of lead screw, thereby make the connecting rod remove downwards, and then drive the roof through wire rope and extrude the movable stand downwards, the movable stand slides in the stationary post and compresses first high-strength spring, the reaction of first high-strength spring forms the prestressing force of shock attenuation stand, then need apply the power that is greater than the prestressing force and just can make first high-strength spring continue the compression, improve the rigidity in activity board room, avoid less vibrations to make the roof remove, influence the normal use in activity board room.

Drawings

FIG. 1 is a schematic view of the overall structure of an earthquake-proof structure of a prefabricated house according to the present invention;

FIG. 2 is a schematic view of the internal structure of a shock-absorbing column in the earthquake-resistant structure of the prefabricated house according to the present invention;

FIG. 3 is a schematic view of the internal structure of a base in the earthquake-resistant structure of the prefabricated house according to the present invention;

FIG. 4 is a schematic view of the internal structure of the connection base in the earthquake-proof structure of the prefabricated house according to the present invention;

in the figure, 1-roof, 2-damping base, 3-house frame, 4-damping upright, 5-fixed upright, 6-movable upright, 7-first high-strength spring, 8-base, 9-steel wire rope, 10-connecting rod, 11-screw rod, 12-connecting shaft, 13-hand wheel, 14-first bevel gear, 15-second bevel gear, 16-panel, 17-conical roof, 18-rectangular frame, 19-connecting base, 20-damping inner cavity, 21-second high-strength spring and 22-connecting plate.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

As shown in figures 1 to 4, an anti-seismic structure of a movable plank house comprises a roof 1, a damping base 2 and a house frame 3, wherein the house frame 3 is fixed on the top of the damping base 2, the roof 1 is slidably arranged on the top of the house frame 3, a plurality of damping upright columns 4 are arranged between the roof 1 and the damping base 2, the damping upright columns 4 comprise fixed upright columns 5 and movable upright columns 6, one ends of the damping upright columns 4 are fixedly connected with the damping base 2, the other ends of the damping upright columns are slidably penetrated with the movable upright columns 6, one ends of the movable upright columns 6 far away from the fixed upright columns 5 are fixedly connected with the roof 1, first high-strength springs 7 are arranged in the fixed upright columns 5, two ends of the first high-strength springs 7 are respectively connected with the fixed upright columns 5 and the movable upright columns 6, a pre-stress device is arranged on the outer side of the house frame 3 and used for pressing the movable upright columns 6 to compress the first high-strength springs 7 to generate pre-stress, damping base 2's below is provided with connection base 19, and connection base 19 is equipped with shock attenuation inner chamber 20, and damping base 2's bottom slides and sets up in shock attenuation inner chamber 20, and damping base 2's bottom all is connected with second high-strength spring 21 all around, and second high-strength spring 21 keeps away from damping base 2's one end and the interior wall connection who is connected base 19, and connection base 19's bottom is fixed with connecting plate 22, and connecting plate 22 passes through rag bolt and ground fixed connection. When the activity board house is installed, can select the mounting means according to actual conditions, can be with connecting base 19 pre-buried in the ground or will connect base 19 through rag bolt and fix on ground, support the roof through many shock attenuation stand, when receiving vibrations, 1 lapse of roof extrudees activity stand 6, activity stand 6 removes the first high-strength spring 7 of compression in stationary mast 5, shock attenuation base 2 lapse or lateral shifting all extrude second high-strength spring 21 and make its compression, the vibrations that receive on the reaction buffering roof through first high-strength spring 7, the vibrations that 2 received through the reaction buffering shock attenuation base of second high-strength spring 21, thereby improve the shock resistance in activity board house, the security has been improved.

As shown in fig. 3 and 4, the roof 1, the damping base 2 and the house frame 3 are all arranged on the second high-strength spring 21, the second high-strength spring 21 is in a compressed state under the action of the gravity of the roof 1, the damping base 2 and the house frame 3, and has a certain reaction force, the second high-strength spring 21 is not influenced by external small vibration under the reaction force, the first high-strength spring 7 only bears the gravity of the roof 1, the compression degree is small, and the first high-strength spring 7 is easily compressed or stretched under the influence of construction vibration or wind blowing on a construction site, so that the first high-strength spring 7 abnormally works, the roof 1 frequently moves, and the normal use of the portable house is influenced, therefore, the device is designed to improve the prestress of the first high-strength spring 7; the prestress device comprises a base 8 and a steel wire rope 9, the base 8 is fixedly arranged on a damping base 2, a connecting rod 10 is arranged at the top of the damping base 2 in a sliding mode, one end of the steel wire rope 9 is fixedly connected with the connecting rod 10, the other end of the steel wire rope is fixedly connected with a roof 1, a screw rod 11 is vertically arranged in the base 8, the screw rod 11 is rotatably connected with the base 8, the connecting rod 10 is sleeved on the screw rod 11 and is in threaded connection with the screw rod 11, a driving device is arranged on the outer side of the base 8 and is used for driving the screw rod 11 to rotate, the driving device comprises a connecting shaft 12 and a hand wheel 13, the connecting shaft 12 is rotatably connected with the base 8, one end of the connecting shaft 12 extends into the base 8 and is fixed with a first bevel gear 14, the other end of the connecting shaft is fixed with the hand wheel 13, a second bevel gear 15 is fixed on the screw rod 11, and the first bevel gear 14 is meshed with the second bevel gear 15. The connecting shaft 12 is rotated by the hand wheel 13, the screw rod 11 is driven to rotate by the meshing of the first bevel gear 14 and the second bevel gear 15, the sliding connection between the connecting rod 10 and the base 8 limits the rotational freedom degree of the connecting rod 10, the connecting rod 10 only moves along the axial direction of the screw rod 11, so that the connecting rod 10 moves downwards, the roof 1 is driven by the steel wire rope 9 to downwards extrude the movable upright post 6, the movable upright post 6 slides in the fixed upright post 5 to compress the first high-strength spring 7, the reaction of the first high-strength spring 7 forms the prestress of the damping upright post 4, the first high-strength spring 4 can be continuously compressed by applying a force larger than the prestress, the rigidity of the movable house is improved, the roof is prevented from moving due to small vibration, the normal use of the movable house is influenced, meanwhile, the steel wire rope 9 improves the connection strength of the movable house, when the roof moves upwards due to the influence of the outside, the wire 9 will restrict the upward movement of the roof 1.

Further, the house frame 3 comprises four panels 16, the four panels 6 are sequentially connected end to form a rectangular panel frame, the roof 1 comprises a conical roof 17 and a rectangular frame 18, the conical roof 17 is fixed at the top of the rectangular frame 18, the rectangular frame 18 is slidably sleeved on the house frame 3, and a sealing ring is arranged between the inner side of the rectangular frame 8 and the panels 16. Because the top setting of house frame 3 is in the inboard of rectangular frame 8, and the roof is sliding connection with house frame 3, makes panel 16 and rectangular frame 8's inboard have certain gap, influences the leakproofness of activity board house, fills the clearance between panel 16 and the rectangular frame 8 through the sealing washer, improves the sealed effect of activity board house, avoids the infiltration of rainwater.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The anti-seismic structure of the prefabricated house is characterized by comprising a roof (1), a damping base (2) and a house frame (3), wherein the house frame (3) is fixed at the top of the damping base (2), the roof (1) is arranged at the top of the house frame (3) in a sliding manner, and a plurality of damping upright columns (4) are arranged between the roof (1) and the damping base (2);

many shock attenuation stand (4) are including fixed standing pillar (5) and activity stand (6), the one end of shock attenuation stand (4) with vibration damping mount (2) fixed connection, other end slide and wear to be equipped with activity stand (6), keep away from activity stand (6) the one end of fixed standing pillar (5) with roof (1) fixed connection, be provided with first high-strength spring (7) in fixed standing pillar (5), the both ends of first high-strength spring (7) respectively with fixed standing pillar (5) and activity stand (6) are connected, the outside of house frame (3) is provided with prestressing force device, prestressing force device is used for pushing down activity stand (6) make first high-strength spring (7) compression produce prestressing force.

2. An earthquake-resistant structure of a prefabricated house according to claim 1, wherein the prestressing device comprises a base (8) and a steel wire rope (9), the base (8) is fixedly arranged on the damping base (2), a connecting rod (10) is slidably arranged on the top of the damping base (2), one end of the steel wire rope (9) is fixedly connected with the connecting rod (10), and the other end of the steel wire rope is fixedly connected with the roof (1).

3. An earthquake-resistant structure of a prefabricated house according to claim 2, wherein a screw rod (11) is vertically arranged in the base (8), the screw rod (11) is rotatably connected with the base (8), the connecting rod (10) is sleeved on the screw rod (11) and is in threaded connection with the screw rod (11), and a driving device is arranged on the outer side of the base (8) and is used for driving the screw rod (11) to rotate.

4. The earthquake-resistant structure of the prefabricated house according to claim 3, wherein the driving device comprises a connecting shaft (12) and a hand wheel (13), the connecting shaft (12) is rotatably connected with the base (8), one end of the connecting shaft (12) extends into the base (8) and is fixed with a first bevel gear (14), the other end of the connecting shaft is fixed with the hand wheel (13), the screw rod (11) is fixed with a second bevel gear (15), and the first bevel gear (14) is meshed with the second bevel gear (15).

5. An earthquake-resistant structure of a portable house according to claim 1, characterized in that said house frame (3) comprises four panels (16), said four panels (16) being connected end to end in a rectangular panel frame.

6. An earthquake-resistant structure of a portable house according to claim 5, wherein said roof (1) comprises a tapered roof (17) and a rectangular frame (18), said tapered roof (17) is fixed on the top of said rectangular frame (18), said rectangular frame (18) is slidably fitted over said house frame (3), and a sealing ring is provided between the inner side of said rectangular frame (18) and said panel (16).

7. An earthquake-resistant structure of a prefabricated house according to claim 1, wherein a connecting base (19) is arranged below the damping base (2), the connecting base (19) is provided with a damping inner cavity (20), the bottom of the damping base (2) is slidably arranged in the damping inner cavity (20), the bottom and the periphery of the damping base (2) are connected with second high-strength springs (21), and one end of each second high-strength spring (21), which is far away from the damping base (2), is connected with the inner wall of the connecting base (19).

8. An earthquake-resistant structure of a portable house according to claim 7, wherein the bottom of the connecting base (19) is fixed with a connecting plate (22), and the connecting plate (22) is fixedly connected with the ground through anchor bolts.