CN217575181U

CN217575181U - Novel sound insulation cover with shock-absorbing function

Info

Publication number: CN217575181U
Application number: CN202221501450.5U
Authority: CN
Inventors: 陈星�; 马城; 姜伟
Original assignee: Changchun Guanxin Ruida Railway Vehicle Accessories Co ltd
Current assignee: Changchun Guanxin Ruida Railway Vehicle Accessories Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-10-14
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a novel sound insulation cover with shock-absorbing function in the technical field of sound insulation covers, which comprises a first aluminum plate, a second aluminum plate, a third aluminum plate and a fourth aluminum plate, wherein the first aluminum plate, the second aluminum plate, the third aluminum plate and the fourth aluminum plate are sequentially connected, a light sound-absorbing cotton is arranged on the first aluminum plate, the second aluminum plate, the third aluminum plate and the fourth aluminum plate, a plurality of square holes are arranged on the light sound-absorbing cotton, a plurality of shock absorbers are embedded in the square holes, and a chute, a wiring seat and a fixed plate are fixed on the surfaces of the first aluminum plate, the second aluminum plate, the third aluminum plate and the fourth aluminum plate by welding; the utility model discloses an optimize sound proof cover inner structure, further lighten weight, sound proof cover inside increases a plurality of bumper shock absorbers and forms, improves damping performance, has improved damping performance when reducing its self weight, has improved the competitiveness of product.

Description

Novel sound insulation cover with shock-absorbing function

Technical Field

The utility model relates to an acoustic hood technical field, concretely relates to novel acoustic hood with shock-absorbing function.

Background

The common sound insulation cover has the structural forms of movable sealing type, fixed sealing type, local shielding type and the like, and can adopt a proper sound insulation cover form according to the forms of operation, installation, maintenance, ventilation, cooling and the like of noise equipment.

At present, the sound insulation cover on the subway/high-speed rail is composed of an aluminum plate shell, an aluminum profile framework, a sound insulation pad, sound absorption materials and the like, and the sound insulation cover is integrally installed at the top of the outer side of a carriage and used for separating the adverse effect of noise outside the carriage on passengers and playing a role in sound insulation and noise reduction. The existing sound insulation cover has larger weight and can not meet the requirement of increasing the running speed by lightening the whole weight of the vehicle; meanwhile, the requirements of customers on the aspects of shock absorption and noise reduction of products are more strict, and the existing structure cannot meet the related technical requirements of the latest products.

Therefore, it is necessary to design a new sound insulation cover with shock absorption function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel sound insulation cover with shock-absorbing function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel sound insulation cover with shock-absorbing function, includes aluminum plate one, aluminum plate two, aluminum plate three and aluminum plate four, aluminum plate one, aluminum plate two, aluminum plate three and aluminum plate four connect gradually, all be provided with the light on aluminum plate one, aluminum plate two, aluminum plate three and the aluminum plate four and inhale the sound cotton, the light is inhaled and has been seted up a plurality of quad slits on the sound cotton, a plurality of bumper shock absorbers are installed in the inside embedding of quad slit, aluminum plate one, aluminum plate two, aluminum plate three and aluminum plate four's surface weld is fixed with spout, connection terminal, fixed plate.

Furthermore, in the above-mentioned novel sound insulation cover with shock-absorbing function, the back of aluminum plate one, aluminum plate two, aluminum plate three and aluminum plate four is provided with the aluminium strengthening rib, aluminium strengthening rib thickness is 20mm.

Furthermore, in the above-mentioned novel sound proof cover with shock-absorbing function, aluminum plate one, aluminum plate two, aluminum plate three and aluminum plate four's thickness is 2mm, cotton thickness of sound is inhaled to the light is 20mm.

Furthermore, in the above-mentioned novel sound insulation cover with shock-absorbing function, a plurality of bolt connection points are provided on the first aluminum plate, the second aluminum plate, the third aluminum plate and the fourth aluminum plate.

Furthermore, in the above-mentioned novel sound insulation cover with shock-absorbing function, the upper surfaces of the first aluminum plate, the second aluminum plate, the third aluminum plate and the fourth aluminum plate are exposed surfaces.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an optimize sound proof cover inner structure, further lighten weight, sound proof cover inside increases a plurality of bumper shock absorbers and forms, improves damping performance, has improved damping performance when reducing its self weight, has improved the competitiveness of product.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the upper surface structures of a first aluminum plate, a second aluminum plate, a third aluminum plate and a fourth aluminum plate of the present invention;

FIG. 2 is a schematic view of the lower surface structures of the first aluminum plate, the second aluminum plate, the third aluminum plate and the fourth aluminum plate of the present invention;

FIG. 3 is a schematic structural diagram of a first aluminum plate, a second aluminum plate, a third aluminum plate and a fourth aluminum plate of the present invention;

FIG. 4 is a schematic view of the shock absorbing effect of the shock absorber of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-aluminum plate one, 2-aluminum plate two, 3-aluminum plate three, 4-aluminum plate four.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example one

The utility model provides a technical scheme:

the utility model provides a novel sound insulation cover with shock-absorbing function, includes that aluminum plate 1, aluminum plate two 2, three 3 of aluminum plate and four 4 of aluminum plate, aluminum plate 1, two 2 of aluminum plate, three 3 of aluminum plate and four 4 of aluminum plate connect gradually, all be provided with the light on aluminum plate 1, two 2 of aluminum plate, three 3 of aluminum plate and four 4 of aluminum plate and inhale the sound cotton, a plurality of quad slit have been seted up on the sound cotton to the light, a plurality of bumper shock absorbers are installed to quad slit inside embedding, aluminum plate 1, two 2 of aluminum plate, three 3 of aluminum plate and four 4 of aluminum plate's surface weld is fixed with spout, connection terminal, fixed plate. A plurality of bolt connection points are arranged on the first aluminum plate 1, the second aluminum plate 2, the third aluminum plate 3 and the fourth aluminum plate 4. The upper surfaces of the first aluminum plate 1, the second aluminum plate 2, the third aluminum plate 3 and the fourth aluminum plate 4 are exposed surfaces.

Example two

Based on the novel sound-proof cover with shock-absorbing function that embodiment one provided of this application, embodiment two of this application provides another kind of novel sound-proof cover with shock-absorbing function. The second embodiment is only a further mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further explained with reference to the drawings and the following embodiments.

Compared with the first embodiment, in the first embodiment, the aluminum reinforcing ribs are arranged on the back surfaces of the first aluminum plate 1, the second aluminum plate 2, the third aluminum plate 3 and the fourth aluminum plate 4, and the thickness of the aluminum reinforcing ribs is 20mm.

EXAMPLE III

Based on the novel sound insulation cover with shock-absorbing function that embodiment one provided of this application, the embodiment three of this application provides another kind of novel sound insulation cover with shock-absorbing function. The third embodiment is only a further mode of the first embodiment, and the implementation of the third embodiment does not affect the single implementation of the first embodiment.

The third embodiment of the present invention will be further described with reference to the drawings and the following embodiments.

Compared with the first embodiment, in the present embodiment, the thicknesses of the first aluminum plate 1, the second aluminum plate 2, the third aluminum plate 3 and the fourth aluminum plate 4 are 2mm, and the thickness of the lightweight sound-absorbing cotton is 20mm.

The working principle is as follows:

the whole device is directly paved on a vehicle flat-top aluminum structure, the upper surfaces of the first aluminum plate 1, the second aluminum plate 2, the third aluminum plate 3 and the fourth aluminum plate 4 are exposed surfaces, and a pantograph is installed above the exposed surfaces. The sound insulation cover shell is composed of 4 aluminum plates (aluminum plate 1, aluminum plate 2, aluminum plate 3 and aluminum plate 4) with the thickness of 2mm, and the whole structure is as follows: the sound insulation structure comprises a 2mm aluminum plate, 20mm light sound absorption cotton (replacing the traditional structure of a 5mm sound insulation pad, a 10mm sound absorption material and a 6mm sound absorption material), a plurality of square holes are additionally formed in the 20mm light sound absorption cotton, shock absorbers are embedded in the square holes (improving the shock absorption performance of the whole structure), the 2mm sound insulation pad, a sliding groove, a wiring seat, a fixing plate and other parts are welded on the upper surface of the aluminum plate; the back of the aluminum plate is provided with 20mm aluminum reinforcing ribs (40X 20X3-6063-T6 aluminum square tubes), and the bottoms of all the welding parts are also provided with reinforcing ribs (5083-O aluminum plates with the thickness of 20 mm). The aluminum plate and the aluminum square tube are bonded by adopting the Plexus SA830, and then are connected by adopting a mode of combining riveting of a pull rivet, and ribbed plates are added in a key area. The sound insulation cover is fixed on the vehicle body in a bolt connection mode.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a novel sound insulation cover with shock-absorbing function, includes aluminum plate one (1), aluminum plate two (2), aluminum plate three (3) and aluminum plate four (4), its characterized in that: aluminum plate one (1), aluminum plate two (2), aluminum plate three (3) and aluminum plate four (4) connect gradually, all be provided with the light on aluminum plate one (1), aluminum plate two (2), aluminum plate three (3) and aluminum plate four (4) and inhale the sound cotton, a plurality of quad slit have been seted up on the sound cotton is inhaled to the light, a plurality of bumper shock absorbers are installed in the inside embedding of quad slit, the fixed surface welding of aluminum plate one (1), aluminum plate two (2), aluminum plate three (3) and aluminum plate four (4) has spout, connection terminal, fixed plate.

2. The novel sound insulation cover with the shock absorption function according to claim 1, is characterized in that: the back of aluminum plate one (1), aluminum plate two (2), aluminum plate three (3) and aluminum plate four (4) is provided with the aluminium strengthening rib, aluminium strengthening rib thickness is 20mm.

3. The novel sound insulation cover with the shock absorption function according to claim 1, is characterized in that: the thickness of aluminum plate one (1), aluminum plate two (2), aluminum plate three (3) and aluminum plate four (4) is 2mm, cotton thickness of sound is inhaled to the light is 20mm.

4. The novel sound insulation cover with the shock absorption function according to claim 1, is characterized in that: a plurality of bolt connection points are arranged on the aluminum plate I (1), the aluminum plate II (2), the aluminum plate III (3) and the aluminum plate IV (4).

5. The novel sound insulation cover with the shock absorption function according to claim 1, is characterized in that: the upper surfaces of the first aluminum plate (1), the second aluminum plate (2), the third aluminum plate (3) and the fourth aluminum plate (4) are exposed surfaces.