CN219857051U

CN219857051U - Sound insulation pad for engine

Info

Publication number: CN219857051U
Application number: CN202320896421.1U
Authority: CN
Inventors: 杨文全; 孙海泉
Original assignee: Prana Tianjin Auto Parts Co ltd
Current assignee: Prana Tianjin Auto Parts Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-10-20
Anticipated expiration: 2033-04-20

Abstract

The utility model relates to the technical field of sound insulation pads of automobile engines, in particular to an engine sound insulation pad which comprises a sound insulation main body; the sound insulation main part includes the sound absorption layer, the up end of sound absorption layer is provided with the bond line that bonds the bonnet, the lower terminal surface of sound absorption layer is provided with the insulating layer, the lower terminal surface of insulating layer is provided with the ash absorption layer, just the equidistance is provided with a plurality of down lamps in the sound insulation main part, the sound absorption layer is that the cotton sound absorbing material of fibre makes, the sound absorption layer with the bond line with the insulating layer laminates completely, the bond line is that the double faced adhesive tape makes, the bond line with the sound absorption layer laminates completely, through insulating layer, ash absorption layer and down lamp that are equipped with, absorb heat by the insulating layer, can prevent that heat from entering into the driver's cabin, absorb the dust by ash absorption layer, can prevent that the dust is too much on the engine, throw light on by down lamp, can open the bonnet when car breaks down at night, need not to hold lighting device in addition.

Description

Sound insulation pad for engine

Technical Field

The utility model relates to the technical field of sound insulation pads of automobile engines, in particular to an engine sound insulation pad.

Background

With the development and progress of technology, automobiles are also rapidly developed, and the most important components of automobiles are engines, which are machines capable of converting other forms of energy into mechanical energy, including internal combustion engines, external combustion engines, electric motors, and the like. Such as internal combustion engines, typically convert chemical energy into mechanical energy. The engine is applicable to both the power generation device and the entire machine including the power generation device. Therefore, the engine is the most important power device in the automobile, a good automobile brand is required, the engine performance is good, the sound insulation effect of the engine is also required to be good, and whether the sound insulation effect of the engine is good or not is mainly determined by the performance of the sound insulation pad in the engine.

The existing engine sound insulation pad has poor heat insulation effect when in use, and heat can be transferred into a cab to influence driving experience.

Disclosure of Invention

The utility model aims to provide an engine sound insulation pad so as to solve the problems that in the prior art, the existing engine sound insulation pad is poor in heat insulation effect and heat is transferred into a cab to influence driving experience.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an engine sound insulation mat includes a sound insulation main body;

the sound insulation main part includes the sound absorption layer, the up end of sound absorption layer is provided with the adhesive linkage that bonds the bonnet, the lower terminal surface of sound absorption layer is provided with the insulating layer, the lower terminal surface of insulating layer is provided with the ash absorption layer, just the equidistance is provided with a plurality of down lamps in the sound insulation main part, can prevent that heat from entering into the driver's cabin.

Preferably, the sound absorbing layer is made of fiber cotton sound absorbing material, and the sound absorbing layer is completely attached to the bonding layer and the heat insulating layer to isolate noise generated by the engine.

Preferably, the adhesive layer is made of double faced adhesive tape, and the adhesive layer is completely attached to the sound absorbing layer for installing sound absorbing cotton.

Preferably, the heat insulation layer is made of aluminum hydroxide flame retardant material, and the heat insulation layer is completely attached to the sound absorption layer and the ash absorption layer and is used for isolating heat generated by an engine.

Preferably, the dust absorption layer is made of silica gel, and the dust absorption layer is completely attached to the heat insulation layer and is used for absorbing dust.

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

through insulating layer, the ash absorption layer and the down lamp that are equipped with, absorb the heat by the insulating layer, can prevent that heat from entering into the driver's cabin, absorb the dust by the ash absorption layer, can prevent that the dust is too much on the engine, throw light on by the down lamp, can open the bonnet when the car breaks down at night, need not to hold lighting device in addition.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the utility model at A-A of FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 2 according to the present utility model.

In the figure: 1. a sound insulation main body; 2. a sound absorbing layer; 3. an adhesive layer; 4. a thermal insulation layer; 5. an ash absorption layer; 6. a down lamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, there is shown: the embodiment is a preferred implementation manner in the technical scheme, and the engine sound insulation pad comprises a sound insulation main body 1;

the sound insulation main part 1 includes sound absorption layer 2, and the up end of sound absorption layer 2 is provided with the adhesive linkage 3 of bonding engine cover, and the lower terminal surface of sound absorption layer 2 is provided with insulating layer 4, and the lower terminal surface of insulating layer 4 is provided with the ash absorption layer 5, and the equidistance is provided with a plurality of down lamps 6 on the sound insulation main part 1.

As shown in fig. 1 and 2, the sound-absorbing layer 2 is made of fiber cotton sound-absorbing material, and the sound-absorbing layer 2 is completely attached to the adhesive layer 3 and the heat-insulating layer 4;

as shown in fig. 1 and 2, the adhesive layer 3 is made of double-sided tape, and the adhesive layer 3 is completely attached to the sound absorbing layer 2;

as shown in fig. 2, the heat insulation layer 4 is made of aluminum hydroxide flame retardant material, and the heat insulation layer 4 is completely attached to the sound absorption layer 2 and the ash absorption layer 5;

as shown in fig. 2 and 3, the ash absorbing layer 5 is made of silica gel, and the ash absorbing layer 5 is completely attached to the heat insulating layer 4;

in this embodiment, the adhesive layer 3 is adhered to the sound absorbing layer 2, the heat insulating layer 4 is smeared on the sound absorbing layer 2, the dust absorbing layer 5 is attached to the heat insulating layer 4, holes are punched in the sound insulating main body 1 after preparation is completed, and then the down lamp 6 is embedded into the sound insulating main body 1.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An engine sound insulation mat comprising a sound insulation body (1);

the method is characterized in that:

the sound insulation main body (1) comprises a sound absorption layer (2), an adhesive layer (3) for adhering an engine cover is arranged on the upper end face of the sound absorption layer (2), a heat insulation layer (4) is arranged on the lower end face of the sound absorption layer (2), a dust absorption layer (5) is arranged on the lower end face of the heat insulation layer (4), and a plurality of down lamps (6) are arranged on the sound insulation main body (1) at equal intervals.

2. An engine sound insulation mat as set forth in claim 1 wherein: the sound absorbing layer (2) is made of fiber cotton sound absorbing materials, and the sound absorbing layer (2) is completely attached to the bonding layer (3) and the heat insulating layer (4).

3. An engine sound insulation mat as set forth in claim 1 wherein: the adhesive layer (3) is made of double faced adhesive tape, and the adhesive layer (3) is completely attached to the sound absorbing layer (2).

4. An engine sound insulation mat as set forth in claim 1 wherein: the heat insulation layer (4) is made of aluminum hydroxide flame retardant materials, and the heat insulation layer (4) is completely attached to the sound absorption layer (2) and the ash absorption layer (5).

5. An engine sound insulation mat as set forth in claim 1 wherein: the ash absorption layer (5) is made of silica gel, and the ash absorption layer (5) is completely attached to the heat insulation layer (4).