CN215564158U

CN215564158U - Civil air defense engineering vibration isolation device

Info

Publication number: CN215564158U
Application number: CN202121459742.2U
Authority: CN
Inventors: 王彬; 任立志
Original assignee: Shanghai Renyun Education Technology Co ltd
Current assignee: Shanghai Renyun Education Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-18
Anticipated expiration: 2031-06-29

Abstract

The utility model relates to the technical field of civil air defense engineering, and discloses a civil air defense engineering vibration isolation device which comprises a chassis and a vibration absorber, wherein a plurality of keel pads are uniformly arranged at the upper end of the chassis, a rubber pad is fixedly arranged at the top ends of the keel pads, a spongy cushion is fixedly arranged at the top ends of the rubber pads, a top plate is fixedly arranged at the top ends of the spongy cushion, a plurality of connecting blocks are equidistantly arranged at the bottom ends of the spongy cushion, the vibration absorber comprises a damping shaft and a shaft sleeve, the top ends of the damping shaft are arranged in the center of a connecting plate in a penetrating mode through nuts, and fixing shells are fixedly arranged on two sides of the bottom end of the connecting plate. According to the utility model, the spring is movably arranged at the lower part of the damping shaft, and the limiting block is fixedly arranged at the top end of the spring, so that the device can better damp the vibration of the floor.

Description

Civil air defense engineering vibration isolation device

Technical Field

The utility model relates to the technical field of civil air defense engineering, in particular to a civil air defense engineering vibration isolation device.

Background

The civil air defense engineering is a special underground building with protection requirements, and the common classification modes thereof are as follows: dividing according to the resistance grade, and directly calling the project as a certain-grade civil air defense project; the system is divided into command communication, personnel shelter, hospital, ambulance station, warehouse, garage and the like according to the use of wartime; according to the usual use, the method can be divided into markets, amusement parks, hotels, movie theaters (auditoriums) and the like; the civil air defense engineering is divided into two categories of excavation type engineering and pit and tunnel engineering from an engineering construction mode, the wall of the civil air defense engineering plays a role in supporting and separating, most of the existing civil air defense engineering is of a reinforced concrete structure, when an object collides with the wall, great noise can be generated, the sound insulation effect of the wall is not good, and a vibration isolation device needs to be provided to solve the problems.

Through retrieval application number CN201920265326.5 discloses a civil air defense engineering vibration isolation device, including vibration isolation bottom plate and vibration isolation apron, the packing groove has been seted up at vibration isolation bottom plate up end middle part, vibration isolation bottom plate up end four corners department all is equipped with the joint piece, all be equipped with the joint groove between the joint piece, the joint groove is located around the packing groove respectively, all evenly be equipped with a plurality of threaded connection hole on the terminal surface in joint groove, the terminal surface border all evenly is equipped with a plurality of threaded connection hole No. two around the terminal surface of vibration isolation apron, the packing has soundproof cotton inside the packing, the lower terminal surface four corners department of vibration isolation bottom plate all is equipped with rubber shock absorber, the beneficial effect that the utility model reaches is: this civil air defense engineering vibration isolation device all is equipped with the rubber snubber block through the lower terminal surface four corners department at the vibration isolation bottom plate, can reduce the object to the collision dynamics of civil air defense engineering wall, reduces the production of noise, protects the civil air defense engineering simultaneously, is equipped with soundproof cotton, has fine syllable-dividing effect, and accessible connecting bolt pulls down fast and installs the vibration isolation apron, and soundproof cotton changes the convenience.

However, the inventor finds that the technical scheme still has at least the following defects: this technique has poor damping effect under the floor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a civil air defense engineering vibration isolation device, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a civil air defense engineering vibration isolation device, includes chassis and shock absorber, a plurality of fossil fragments pads are evenly installed to the chassis upper end, and fossil fragments pad top fixed mounting has a rubber pad, rubber pad top fixed mounting has the foam-rubber cushion, and foam-rubber cushion top fixed mounting has the roof, several connecting block is installed to foam-rubber cushion bottom equidistance, the shock absorber includes damping axle and axle sleeve, the damping axle top runs through the nut and installs in connecting plate central authorities, and connecting plate bottom both sides fixed mounting has the set casing.

As a preferred embodiment of the utility model, the center of the top end of the connecting plate is fixedly provided with the connecting column, and two sides of the top end of the connecting plate are movably provided with the bolts.

As a preferred embodiment of the utility model, the lower part of the damping shaft is movably provided with a spring, and the top end of the spring is fixedly provided with a limit block.

As a preferred embodiment of the utility model, the top end of the connecting plate is movably connected with the connecting block through a bolt.

In a preferred embodiment of the present invention, the keel pad is made of light steel.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the civil air defense engineering vibration isolation device, the connecting column is fixedly arranged in the center of the top end of the connecting plate, the bolts are movably arranged on two sides of the top end of the connecting plate, and the connecting block is movably connected to the top end of the connecting plate through the bolts, so that the device is more convenient to assemble and disassemble.

2. According to the civil air defense engineering vibration isolation device, the spring is movably arranged at the lower part of the damping shaft, and the limiting block is fixedly arranged at the top end of the spring, so that the device can better damp vibration of a floor.

3. According to the civil air defense engineering vibration isolation device, the plurality of keel pads are fixedly arranged at the top end of the chassis, so that the stability of the device is better.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of a civil air defense engineering vibration isolation device of the present invention;

fig. 2 is a schematic structural diagram of a shock absorber of the civil air defense engineering vibration isolation device.

In the figure: 1. the device comprises a chassis, 2, a spongy cushion, 3, a top plate, 4, a connecting block, 5, a rubber pad, 6, a keel cushion, 7, a shock absorber, 8, a shaft sleeve, 9, a limiting block, 10, a bolt, 11, a fixed shell, 12, a nut, 13, connecting columns, 14, a damping shaft, 15, a spring, 16 and a connecting plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific 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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a civil air defense engineering vibration isolation device, includes chassis 1 and shock absorber 7, a plurality of fossil fragments pads 6 are evenly installed to 1 upper end on chassis, and 6 top fixed mounting of fossil fragments pad have a rubber pad 5, 5 top fixed mounting of rubber pad have a foam-rubber cushion 2, and 2 top fixed mounting of foam-rubber cushion have roof 3, several connecting block 4 is installed to 2 bottom equidistance of foam-rubber cushion, shock absorber 7 includes damping axle 14 and

axle sleeve

8, 14 tops of damping axle run through nut 12 and install in 16 central authorities of connecting plate, and 16 bottom both sides fixed mounting of connecting plate have set casing 11, through at 14 lower parts movable mounting of damping axle there is

spring

15, and 15 top fixed mounting of spring have stopper 9, make the device can be better carry out the damping to the floor.

In this embodiment (as shown in fig. 2), a connection column 13 is fixedly installed in the center of the top end of the connection plate 16, bolts 10 are movably installed on two sides of the top end of the connection plate 16, the connection column 13 is fixedly installed in the center of the top end of the connection plate 16, the bolts 10 are movably installed on two sides of the top end of the connection plate 16, and the connection block 4 is movably connected to the top end of the connection plate 16 through the bolts 10, so that the device is more convenient to disassemble and assemble.

In this embodiment (please refer to fig. 1 and 2), a spring 15 is movably mounted at the lower part of the damping shaft 14, a limiting block 9 is fixedly mounted at the top end of the spring 15, and the limiting block 9 is fixedly mounted at the top end of the spring 15 and movably mounted at the lower part of the damping shaft 14, so that the device can better damp vibration of the floor.

In the embodiment (as shown in fig. 1 and 2), the top end of the connecting plate 16 is movably connected with the connecting block 4 through a bolt 10.

In this embodiment (see fig. 1), the keel pads 6 are made of light steel, and the stability of the device is better by fixedly mounting a plurality of keel pads 6 on the top end of the chassis 1.

It should be noted that, the present invention is a civil air defense engineering vibration isolation device, each component is a general standard component or a component known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The working principle is as follows: when a civil air defense engineering vibration isolation device uses, install several fossil fragments pad 6 through the top at chassis 1, can better increase the stability of device, and movable mounting has shock absorber 7 between fossil fragments pad 6, through installing spring 15 at 14 lower extremes of damping axle, and the top fixed mounting of spring 15 has stopper 9, make that the device can be better carry out the damping to the floor, and connect shock absorber 7 in connecting block 4 through bolt 10 and spliced pole 13, it is more convenient to make the dismouting of device, install foam-rubber cushion 2 through the top at connecting block 4 at last, make the vibration of reduction surface floor that the base can be better.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a civil air defense engineering vibration isolation device which characterized in that: including chassis (1) and shock absorber (7), a plurality of keel pads (6) are evenly installed to chassis (1) upper end, and keel pad (6) top fixed mounting have rubber pad (5), rubber pad (5) top fixed mounting has foam-rubber cushion (2), and foam-rubber cushion (2) top fixed mounting has roof (3), several connecting block (4) are installed to foam-rubber cushion (2) bottom equidistance, shock absorber (7) include damping axle (14) and axle sleeve (8), damping axle (14) top is run through nut (12) and is installed in connecting plate (16) central authorities, and connecting plate (16) bottom both sides fixed mounting has set casing (11).

2. The isolation mounting for civil air defense engineering according to claim 1, wherein: the center of the top end of the connecting plate (16) is fixedly provided with a connecting column (13), and two sides of the top end of the connecting plate (16) are movably provided with bolts (10).

3. The isolation mounting for civil air defense engineering according to claim 1, wherein: the damping shaft (14) is movably provided with a spring (15) at the lower part, and a limiting block (9) is fixedly arranged at the top end of the spring (15).

4. The isolation mounting for civil air defense engineering according to claim 2, wherein: the top end of the connecting plate (16) is movably connected with the connecting block (4) through a bolt (10).

5. The isolation mounting for civil air defense engineering according to claim 1, wherein: the keel pad (6) is made of light steel.