CN211257392U

CN211257392U - Damping device for civil engineering

Info

Publication number: CN211257392U
Application number: CN201922242062.4U
Authority: CN
Inventors: 杜娟
Original assignee: Lanzhou Jiaotong University Bowen College
Current assignee: Lanzhou Jiaotong University Bowen College
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-14
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a damping device for civil engineering, which comprises an upper barrel and a lower barrel, wherein the upper barrel and the lower barrel are mutually sleeved, mounting parts are welded at the top end of the surface of the upper barrel and the bottom end of the surface of the lower barrel, and rubber pads are adhered to the lower surfaces of the upper barrel, the upper surface and the lower barrel; the damping device has the technical key points that a triple damping structure is adopted, namely the rubber pad, the connecting mechanism and the cushion block, so that the damping and buffering effects on the building materials above the damping device are realized in the vertical direction, the damping effect of the whole device is enhanced, and the upper cylinder body can be ensured to be limited during the transverse movement due to the use of the upper and lower cylinder bodies which can be stretched up and down in the transverse direction; wherein use two magnetic paths that the coupling mechanism surface set up, utilize the principle that like poles repel each other for the interval between upper cylinder inner wall and the lower cylinder upper surface is the smaller, and produced repulsion is big more, can ensure to a certain extent that the elastic component takes place elastic deformation in the elasticity limit, thereby increases the life of elastic component.

Description

Damping device for civil engineering

Technical Field

The utility model relates to a civil engineering field, in particular to damping device for civil engineering.

Background

Civil engineering is a general term for scientific technology for building various land engineering facilities. It refers to both the materials, equipment used and the technical activities carried out such as surveying, designing, construction, maintenance, repair, etc., as well as the objects of engineering construction. In civil engineering, the use ratio of the damper device is not necessarily small.

For the existing damping device, an elastic part is mostly adopted for buffering and damping operation, if the pressure borne by the traditional damping device is too large, the elastic part can be elastically deformed beyond the elastic limit, so that the service life of the whole elastic part can be influenced; simultaneously, the damping structure adopted by the existing damping device is simpler, and the problem of poor damping effect possibly caused by the damping structure is solved.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a damping device for civil engineering can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a damping device for civil engineering comprises an upper barrel and a lower barrel, wherein the upper barrel and the lower barrel are mutually sleeved, mounting pieces are welded at the top end of the surface of the upper barrel and the bottom end of the surface of the lower barrel, and rubber pads are adhered to the lower surfaces of the upper barrel, the upper surface and the lower barrel;

a telescopic sleeve is arranged between the outer surfaces of the upper barrel and the lower barrel, and a plurality of connecting mechanisms used for connecting the upper barrel and the lower barrel are uniformly arranged between the lower surface of the inner wall of the upper barrel and the upper surface of the lower barrel.

Preferably, the cross section of the upper cylinder body is in a convex shape, the cross section of the lower cylinder body is in a concave shape, and the bottom end of the upper cylinder body can slide up and down in an inner cavity formed in the lower cylinder body.

Preferably, the inner cavity that the barrel was seted up down is filled with the cushion, the upper surface of cushion is the arc, and the upper surface of cushion and the lower surface of last barrel laminate each other.

Preferably, the cross section of the telescopic sleeve is in a tooth shape, an inner cavity is formed among the telescopic sleeve, the upper cylinder and the lower cylinder, and the connecting mechanisms are uniformly distributed in the inner cavity.

Preferably, the connecting mechanism comprises an upper support rod, a lower support rod and an elastic part sleeved on the surface of the upper support rod, one end of the upper support rod is welded with the inner wall of the upper barrel, and the other end of the upper support rod is embedded into the lower support rod.

Preferably, the lower support rod is of a hollow cylindrical structure, and the bottom end of the lower support rod is welded with the upper surface of the lower cylinder.

Preferably, a first magnetic block is welded at a position, close to the bottom end, on the surface of the upper supporting rod, a second magnetic block with the same specification as the first magnetic block is welded at the top end of the lower supporting rod, and two ends of the elastic part are respectively welded with the inner wall of the upper barrel and the upper surface of the second magnetic block.

Compared with the prior art, the utility model provides a damping device for civil engineering has following beneficial effect:

1. the utility model adopts triple damping structures, namely rubber pads, connecting mechanisms and cushion blocks, which play a role in damping and buffering the building materials above the device from the vertical direction, thereby enhancing the damping effect of the whole device, and the upper and lower cylinders which can be stretched up and down are used in the transverse direction, thereby ensuring that the upper cylinder is limited during the transverse movement;

2. the utility model uses the telescopic sleeve, which can seal the connecting end of the upper and lower cylinders and prevent the dust on the construction site from permeating into the damping device; wherein use two magnetic paths that the coupling mechanism surface set up, utilize the principle that like poles repel each other for the interval between upper cylinder inner wall and the lower cylinder upper surface is the smaller, and produced repulsion is big more, can ensure to a certain extent that the elastic component takes place elastic deformation in the elasticity limit, thereby increases the life of elastic component.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

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

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

fig. 3 is an enlarged view of a partial structure a of fig. 2 according to the present invention.

Reference numerals: 1. an upper cylinder body; 2. a lower cylinder body; 3. a telescopic sleeve; 4. a mounting member; 5. a rubber pad; 6. a connecting mechanism; 61. an upper support rod; 62. a lower support rod; 63. an elastic member; 7. cushion blocks; 8. a first magnetic block; 9. a second magnetic block.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a shock-absorbing device for civil engineering comprises an upper cylinder 1 and a lower cylinder 2, wherein the upper cylinder 1 and the lower cylinder 2 are sleeved with each other, mounting pieces 4 are welded at the top end of the surface of the upper cylinder 1 and the bottom end of the surface of the lower cylinder 2, and rubber pads 5 are bonded on the upper surface of the upper cylinder 1 and the lower surface of the lower cylinder 2;

the above-mentioned mounting member 4 can fix the entire damping device to a building surface to be assembled by fitting bolts in mounting holes opened in a circumferential surface thereof.

A telescopic sleeve 3 is arranged between the outer surfaces of the upper barrel body 1 and the lower barrel body 2, and a plurality of connecting mechanisms 6 used for connecting the upper and lower barrel bodies are uniformly arranged between the lower surface of the inner wall of the upper barrel body 1 and the upper surface of the lower barrel body 2.

Through adopting above-mentioned technical scheme, use triple shock-absorbing structure, be rubber pad 5, coupling mechanism 6 and cushion 7 respectively, all play the shock attenuation cushioning effect to the building material that is located the top from the vertical direction, strengthened the shock attenuation effect of whole device, on horizontal owing to use the upper and lower barrel that can stretch out and draw back from top to bottom, can ensure that barrel 1 is restricted when lateral motion.

Referring to fig. 2, the section of the upper cylinder 1 is convex, the section of the lower cylinder 2 is concave, and the bottom end of the upper cylinder 1 can slide up and down in the inner cavity of the lower cylinder 2.

Referring to fig. 2, a cushion block 7 is filled in an inner cavity formed in the lower barrel 2, the upper surface of the cushion block 7 is arc-shaped, and the upper surface of the cushion block 7 is attached to the lower surface of the upper barrel 1.

The cushion block 7 used at the position can generate elastic deformation when being subjected to the extrusion force of the upper barrel body 1, gradually forms a cylindrical structure, and plays a role in buffering and damping when the upper barrel body 1 moves up and down in the lower barrel body 2.

Referring to fig. 2 and 3, the cross section of the telescopic tube 3 is in a tooth shape, an inner cavity is formed among the telescopic tube 3, the upper cylinder 1 and the lower cylinder 2, and a plurality of connecting mechanisms 6 are uniformly distributed in the inner cavity.

Here, the use of the telescopic tube 3 can seal the connecting ends of the upper and lower cylinders to prevent dust on the construction site from penetrating into the interior of the damping device, and at the same time, lubricating oil can be added to the above-mentioned inner cavity.

Referring to fig. 2 and 3, the connection mechanism 6 includes an upper support 61, a lower support 62, and an elastic member 63 sleeved on the surface of the upper support 61, one end of the upper support 61 is welded to the inner wall of the upper cylinder 1, and the other end of the upper support 61 is embedded inside the lower support 62.

Referring to fig. 3, the lower support rod 62 is a hollow cylindrical structure, and the bottom end of the lower support rod 62 is welded to the upper surface of the lower cylinder 2.

Referring to fig. 3, a first magnetic block 8 is welded on the surface of the upper support rod 61 near the bottom end, a second magnetic block 9 with the same specification as the first magnetic block 8 is welded on the top end of the lower support rod 62, and two ends of the elastic member 63 are respectively welded on the inner wall of the upper cylinder 1 and the upper surface of the second magnetic block 9.

By adopting the technical scheme, the two magnetic blocks arranged on the surface of the connecting mechanism 6 are applied, and the principle that like poles repel each other is utilized, so that the smaller the distance between the inner wall of the upper barrel body 1 and the upper surface of the lower barrel body 2 is, the larger the generated repulsive force is, the elastic deformation of the elastic piece 63 in the elastic limit can be ensured to a certain extent, and the service life of the elastic piece 63 is prolonged.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a damping device for civil engineering, includes barrel (1) and lower barrel (2), its characterized in that: the upper barrel body (1) and the lower barrel body (2) are mutually sleeved, mounting pieces (4) are welded at the top end of the surface of the upper barrel body (1) and the bottom end of the surface of the lower barrel body (2), and rubber pads (5) are bonded on the upper surface of the upper barrel body (1) and the lower surface of the lower barrel body (2);

go up barrel (1) and be provided with telescopic tube (3) down between the surface of barrel (2), evenly be provided with a plurality of coupling mechanism (6) that are used for connecting upper and lower barrel between the lower surface of going up barrel (1) inner wall and the upper surface of lower barrel (2).

2. A shock-absorbing device for civil engineering work according to claim 1, characterized in that: the section of the upper barrel body (1) is in a convex shape, the section of the lower barrel body (2) is in a concave shape, and the bottom end of the upper barrel body (1) can slide up and down in an inner cavity formed in the lower barrel body (2).

3. A shock-absorbing device for civil engineering work according to claim 1, characterized in that: the inner cavity that barrel (2) was seted up down is filled with cushion (7), the upper surface of cushion (7) is the arc, and the upper surface of cushion (7) and the lower surface of last barrel (1) laminate each other.

4. A shock-absorbing device for civil engineering work according to claim 1, characterized in that: the cross section of the telescopic sleeve (3) is in a tooth shape, an inner cavity is formed among the telescopic sleeve (3), the upper barrel body (1) and the lower barrel body (2), and the connecting mechanisms (6) are uniformly distributed in the inner cavity.

5. A shock-absorbing device for civil engineering work according to claim 1, characterized in that: the connecting mechanism (6) comprises an upper support rod (61), a lower support rod (62) and an elastic piece (63) sleeved on the surface of the upper support rod (61), one end of the upper support rod (61) is welded with the inner wall of the upper barrel body (1), and the other end of the upper support rod (61) is embedded into the lower support rod (62).

6. A shock-absorbing device for civil engineering work according to claim 5, characterized in that: the lower support rod (62) is of a hollow cylindrical structure, and the bottom end of the lower support rod (62) is welded with the upper surface of the lower cylinder (2).

7. A shock-absorbing device for civil engineering work according to claim 5, characterized in that: the magnetic cylinder is characterized in that a first magnetic block (8) is welded at a position, close to the bottom end, on the surface of the upper supporting rod (61), a second magnetic block (9) with the same specification as the first magnetic block (8) is welded at the top end of the lower supporting rod (62), and two ends of the elastic piece (63) are respectively welded with the inner wall of the upper cylinder body (1) and the upper surface of the second magnetic block (9).