CN218616529U - Cabin sound and heat insulation assembly and vehicle - Google Patents

Abstract

The utility model discloses an engine room sound insulation and heat insulation assembly and vehicle, include: the sound and heat insulation board is characterized in that the two transverse ends of the sound and heat insulation board are respectively connected with the wheel cover side beams and the longitudinal beams on the two sides of the vehicle, and the transverse middle part of the sound and heat insulation board is connected with the front wall plate; the sound insulation board is characterized in that the sound insulation board is arranged on the front side and/or the rear side of the sound insulation board. According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation forms thermal-insulated subassembly through sound insulation board and soundproof cotton jointly to with thermal-insulated unit mount in the cabin that gives sound insulation, thereby realize the partition of cabin and cockpit, avoid heat and noise that the engine produced in the cabin to influence the cockpit, improve the travelling comfort of cockpit.

Description

Cabin sound and heat insulation assembly and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle manufacturing technique and specifically relates to a cabin sound insulation and heat insulation subassembly and have this sound insulation and heat insulation subassembly's vehicle is related to.

Background

Generally, when an automobile runs normally, a large noise problem may be caused in a cabin, and when an exhaust pipe of the automobile is at a high temperature during operation, surrounding parts may be easily damaged. Therefore, in the prior art, the sound insulation board of the engine room is made of metal or plastic, two sides of the sound insulation board of the engine room are lapped on the damping tower, the bottom of the sound insulation board of the engine room is connected to the front wall plate, and sound insulation cotton is designed on two sides of the sound insulation board of the engine room; the whole body is of an approximate U-shaped structure. Therefore, the noise diffused from the engine compartment to the cab can be reduced and the heat insulation effect can be achieved. However, as shown in fig. 2, for an extended car or a large SUV, the distance between the damping tower and the cabin sound-insulating and heat-insulating panel in the X direction is large, and when the cabin sound-insulating and heat-insulating panel is overlapped with the damping tower, a large amount of cabin space is occupied, which not only affects the arrangement of peripheral components, but also results in high overall cost and quality due to the large component structure of the cabin sound-insulating and heat-insulating panel. Therefore, there is room for improvement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an engine room sound insulation and heat insulation subassembly, under the effect that does not weaken sound insulation and heat insulation, still can save the arrangement space of engine room spare part, improve the travelling comfort and the reduction in production cost of cockpit.

According to the utility model discloses cabin sound insulation and heat insulation subassembly, include: the sound and heat insulation board is characterized in that the two transverse ends of the sound and heat insulation board are respectively connected with the wheel cover side beams and the longitudinal beams on the two sides of the vehicle, and the transverse middle part of the sound and heat insulation board is connected with the front wall plate; the sound insulation board is characterized in that the sound insulation board is arranged on the front side and/or the rear side of the sound insulation board.

According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation constitutes thermal-insulated subassembly through sound insulation board and soundproof cotton jointly to give sound insulation thermal-insulated unit mount in the cabin, thereby realize the partition of cabin and cockpit, avoid heat and the noise influence cockpit that the engine produced in the cabin, improve the travelling comfort of cockpit.

According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation, the heat insulating board that gives sound insulation includes first daughter board, second daughter board and third daughter board, first daughter board with the second daughter board be used for respectively with the wheel house boundary beam and the longeron of vehicle both sides link to each other, the front side lower extreme of third daughter board is equipped with first turn-ups structure, first turn-ups structure pass through the screwed union piece with the preceding bounding wall links to each other, the third daughter board for first daughter board with the second daughter board can be dismantled.

According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation, the heat insulating board still includes: the intermediate connection daughter board is located between the first daughter board and the second daughter board, two ends of the intermediate connection daughter board are respectively connected with the first daughter board and the second daughter board in a detachable mode, and the intermediate connection daughter board is located above the third daughter board and connected with the third daughter board in a detachable mode.

According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation, the front side lower extreme of first daughter board is equipped with convex second turn-ups structure forward, second turn-ups structure is used for linking to each other with the right longeron, the front side lower extreme of second daughter board is provided with convex third turn-ups structure forward, third turn-ups structure is used for linking to each other with the left longeron.

According to the utility model discloses cabin syllable-dividing thermal-insulated subassembly, the third daughter board connect in the front side of preceding bounding wall.

According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation, soundproof cotton includes front side soundproof cotton and rear side soundproof cotton, the front side soundproof cotton with the rear side soundproof cotton is laminated respectively in the leading flank and the trailing flank of sound insulation board.

According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation, soundproof cotton with thermal baffle detachably links to each other.

According to the utility model discloses cabin thermal-insulated subassembly that gives sound insulation, the heat insulating board that gives sound insulation is equipped with the erection column, the erection column is worn to locate soundproof cotton, soundproof cotton is suitable for to be fixed in through fixed knot structure the erection column.

The utility model discloses still provide a vehicle.

According to the utility model discloses vehicle, include: the front wall plate, the wheel cover side beam and the longitudinal beam and the cabin sound and heat insulation assembly are arranged in the cabin.

According to the utility model discloses vehicle, preceding front side and/or the rear side of bounding wall are equipped with before enclose soundproof cotton.

The vehicle and the cabin acoustic and thermal insulation assembly described above have the same advantages with respect to the prior art and are not described in detail here.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a sound and heat insulating assembly according to an embodiment of the present invention mounted to a vehicle body;

FIG. 2 is a schematic view showing a structure in which prior art soundproof and heat insulating panels are mounted to a vehicle body;

fig. 3 is a schematic structural view of an acoustic and thermal insulation panel according to an embodiment of the present invention;

FIG. 4 is a schematic side view of a sound and heat insulating assembly according to an embodiment of the present invention mounted to a vehicle body;

fig. 5 is a schematic structural view illustrating the soundproof cotton mounted on the soundproof and heat insulating panel according to the embodiment of the present invention.

Reference numerals:

the acoustic and thermal insulation assembly 100 of the nacelle,

the sound and heat insulation board 1, the first sub-board 11, the second flanging structure 111, the second sub-board 12, the third flanging structure 121, the third sub-board 13, the first flanging structure 131, the middle connecting sub-board 14, the mounting post 15, the clamping piece 16,

soundproof cotton 2, front soundproof cotton 21, rear soundproof cotton 22,

a wheel house roof rail 200, a right wheel house roof rail 201, a left wheel house roof rail 202,

longitudinal beam 300, right longitudinal beam 301, left longitudinal beam 302, front wall panel 400, front wall metal plate 401, front wall front soundproof cotton 402, front wall rear soundproof cotton 403 and damping tower 400.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Unless otherwise specified, the front-rear direction in the present application is the longitudinal direction of the vehicle, i.e., the X direction; the left and right directions are the transverse direction of the vehicle, namely the Y direction; the up-down direction is the vertical direction of the vehicle, i.e., the Z direction.

A cabin acoustic and thermal insulation assembly 100 according to an embodiment of the present invention is described below with reference to fig. 1-5, including: a sound and heat insulation board 1 and sound insulation cotton 2. It should be noted that, different sub-boards of the sound and heat insulation panel 1 can be made of plastic or metal material with good heat insulation effect by an integral punch forming process. Wherein, the adoption of an integrated punch forming process has the advantages of simple process, convenient operation and low production cost. Specifically, in actual installation, as shown in fig. 1, both lateral ends of the noise-and-heat-insulating panel 1 may be connected to the wheel house side member 200 and the side member 300 on both sides of the vehicle, respectively, and the middle lateral portion of the noise-and-heat-insulating panel 1 may be connected to the dash panel 400. It can be understood that, by connecting and assembling the soundproof and heat insulating board 1 with the adjacent wheel house side beam 200, the front wall panel 400 and the longitudinal beam 300 in different directions and different positions, the soundproof and heat insulating board 1 can be stably installed in the engine compartment, so that after the automobile normally runs, the heat generated by the engine can be effectively prevented from being directly conducted into the cab.

That is, by connecting the soundproof and heat insulating board 1 with the wheel house side beam 200 and the longitudinal beam 300, it can be ensured that the soundproof and heat insulating board 1 can play a role of heat insulation and sound insulation, so that when the soundproof and heat insulating board 1 is prevented from being lapped with the damper tower or other devices, the soundproof and heat insulating board 1 occupies a large cabin space, and the problem of additional cost increase and vehicle quality caused by excessive design of the size of the soundproof and heat insulating board 1 can be prevented.

And, soundproof cotton 2 can select to make with the better flexible material of sound insulation material, like materials such as environmental protection polyester fiber cotton, glass fiber cotton, not only has good sound absorbing effect, and can laminate soundproof and heat insulation board 1 completely in order to guarantee the laminating degree, improves the sound insulation effect. In actual installation, soundproof cotton 2 may be provided at the front side and/or the rear side of the soundproof and heat insulating panel 1. That is to say, soundproof cotton 2 can be provided with a plurality ofly, and every soundproof cotton 2 all can utilize devices such as fixed glue or mountings to apply in soundproof and heat insulating board 1 to guarantee that a plurality of soundproof cotton 2 can cover whole soundproof and heat insulating board 1 completely, and then guarantee that soundproof cotton 2 can alleviate the noise problem that comes from the device during operation in cabins such as vehicle vibration and engines and bring, guarantee the noise insulation performance and the damping of vehicle and fall the performance of making an uproar.

According to the utility model discloses cabin thermal-insulated subassembly 100 that gives sound insulation constitutes thermal-insulated subassembly 100 jointly through thermal-insulated board 1 and soundproof cotton 2 to install thermal-insulated subassembly 100 that gives sound insulation in the cabin, thereby realize the partition of cabin and cockpit, avoid heat and noise that the engine produced in the cabin to influence the cockpit, improve the travelling comfort of cockpit.

In some embodiments, the noise and heat insulating panel 1 includes a first sub-panel 11, a second sub-panel 12, and a third sub-panel 13. It should be noted that the structures of the first sub-board 11 and the second sub-board 12 can be designed according to the actual layout requirements. In the present embodiment, as shown in fig. 3, the first sub-panel 11 and the second sub-panel 12 are each configured as an approximately rectangular panel, and the first sub-panel 11 and the second sub-panel 12 can be used for connecting to the wheel house side member 200 and the side member 300 on the left and right sides of the vehicle, respectively, in the actual installation. Wherein, still be provided with a plurality of wearing to establish the hole on first daughter board 11 and second daughter board 12, can be used to wear to establish pencil, pipeline etc. in the cabin, and still be provided with the seal cover in the one side that wearing to establish the hole and deviate from the cabin to guarantee pencil installation back leakproofness, and then strengthen the holistic sealed effect of sound insulation heat insulating board 1 and not influenced.

Wherein, the lower end of the front side of the third sub-board 13 is provided with a first flanging structure 131, and the first flanging structure 131 is connected with the front wall board 400 through a screw connector. That is, as shown in fig. 3, the third sub-board 13 is configured as a strip-shaped board, and the first burring structure 131 protruding to the rear side is configured at the lower end of the front side of the third sub-board 13, so that the first burring structure 131 can be lapped on the dash panel 400, thereby increasing the lapping area of the soundproof and heat-insulating board 1 and the dash panel 400, and ensuring the connection stability of the third sub-board 13. Specifically, the plate surface portion of the third sub-plate 13 may be screwed to the front lower end regions of the first sub-plate 11 and the second sub-plate 12, and the first flange structure 131 of the third sub-plate 13 may be screwed to the lower side of the dash panel 400 to support the dash panel 400, while sealing the entire lower portion to prevent noise and heat from entering the cabin through the lower portion. Thereby, the third sub panel 13 can be detachably connected to the dash panel 400, the first sub panel 11, and the second sub panel 12. Thus, the third sub-board 13 can be more conveniently mounted, and the operation is simpler, and the later maintenance and replacement is also more convenient.

In some embodiments, the noise and heat insulating panel 1 further comprises: intermediate connection daughter boards 14. As shown in fig. 3, the intermediate connection sub-board 14 is configured as a rectangular board, and the shape of the board surface of the intermediate connection sub-board 14 is designed to match the shape of the board surfaces of the first sub-board 11 and the second sub-board 12. That is, the intermediate connection sub-board 14 may be overlapped at an intermediate position between the first sub-board 11 and the second sub-board 12 by means of a screw, and both left and right ends of the intermediate connection sub-board 14 are detachably connected to the first sub-board 11 and the second sub-board 12 by means of a screw, respectively. And the intermediate connection sub-board 14 is arranged above the third sub-board 13, and the lower end of the intermediate connection sub-board 14 can be detachably connected with the upper part of the third sub-board 13 in a screw connection mode. It is understood that the intermediate connection sub-board 14 may be connected to the first sub-board 11, the second sub-board 12 and the third sub-board 13 by means of screws, that is, the installation convenience of the noise insulation panel 1 in the vehicle may be further reduced by stepwise installation.

Therefore, the first sub-board 11, the second sub-board 12 and the third sub-board 13 can be connected into a whole through the intermediate connecting sub-board 14, so that the sound-insulation and heat-insulation board 1 is formed, the complete partition is realized to separate the cabin and the cockpit, and the sound-insulation and heat-insulation effects are further realized.

In some embodiments, the front lower end of the first sub-panel 11 is provided with a second flanging structure 111 protruding forwards, the second flanging structure 111 is used for connecting with the right longitudinal beam 301, the front lower end of the second sub-panel 12 is provided with a third flanging structure 121 protruding forwards, and the third flanging structure 121 is used for connecting with the left longitudinal beam 302. As shown in fig. 1, the first sub-board 11 and the second sub-board 12 are connected to both sides of the intermediate connection sub-board 14, a side of the first sub-board 11 away from the second sub-board 12 is connected to the right longitudinal beam 301 and the right wheel house upper side beam 201, and a side of the second sub-board 12 away from the first sub-board 11 is connected to the left longitudinal beam 302 and the left wheel house upper side beam 202. Thereby, stable mounting of the first sub-panel 11 and the second sub-panel 12 to the two side members 300 and the two wheel house edge rails 200 can be ensured.

Specifically, the second flanging structure 111 is screwed with the right longitudinal beam 301, and the third flanging structure 121 is screwed with the left longitudinal beam 302. And, the right side of the first sub-board 11 is screwed with the right wheel house roof side rail 201, and the left side of the second sub-board 12 is screwed with the left wheel house roof side rail 202. Therefore, the first sub-board 11 and the second sub-board 12 can be stably connected to the vehicle in the X direction and the Y direction, thereby improving the structural strength of the noise insulation and heat insulation board 1 and the overall connection stability.

In some embodiments, the third sub-panel 13 is attached to the front side of the dash panel 400. Note that, as shown in fig. 4, the first burring structure 131 is configured as a tilted rectangular plate structure that conforms to the dash panel 400. Wherein, when actual installation, with the first flanging structure 131 of third daughter board 13 extend before in dash panel 400 enclose panel beating 401, the rethread bolt wears to establish before enclosing panel beating 401 and first flanging structure 131 to realize that third daughter board 13 and dash panel 400's detachably are connected.

In some embodiments, the acoustic wool 2 includes front side acoustic wool 21 and rear side acoustic wool 22. As shown in fig. 4, soundproof cotton 2 is attached to both the front side and the rear side of the soundproof and heat insulating panel 1. Specifically, the front soundproof cotton 21 and the rear soundproof cotton 22 are respectively attached to the front side and the rear side of the soundproof and heat insulating panel 1, so that the soundproof and heat insulating panel 1 can be covered with the soundproof and heat insulating cotton 2 comprehensively. Therefore, vibration noise generated by the vehicle in normal running and working noise generated by the engine can be greatly attenuated by decibels under the dual sound absorption effect of the front sound insulation cotton 21 and the rear sound insulation cotton 22, so that the environment in the cab is not interfered, and the riding comfort of passengers is improved.

In some embodiments, the soundproof cotton 2 is detachably attached to the soundproof and adiabatic panel 1. It can be understood that soundproof cotton 2 and heat insulating board 1 all have life, connect soundproof cotton 2 and heat insulating board 1 with detachably, are favorable to the change and the maintenance of later stage to soundproof cotton 2 or heat insulating board 1 to reduced vehicle cost of maintenance, improved the consumption purchasing power. And, soundproof cotton 2 and soundproof and heat insulating board 1 are also favorable to the installation of a plurality of daughter boards in soundproof and heat insulating board 1 through detachably connecting to improve the installation convenience.

In some embodiments, the soundproof and heat-insulating panel 1 is provided with a mounting post 15, the mounting post 15 is penetrated through the soundproof cotton 2, and the soundproof cotton 2 is adapted to be fixed to the mounting post 15 by a fixing structure. That is, as shown in fig. 5, a plurality of mounting posts 15 are provided on the noise-and-heat-insulating panel 1 at regular intervals. The mounting posts 15 are stud implants and are configured in a cylindrical or prismatic configuration. In actual installation, one end of a stud of the installation column 15 is contacted with the surface of the sound-insulating and heat-insulating board 1, power-on arc striking is carried out, and then pressure is applied to the stud to complete welding. Wherein, after the mounting post 15 is penetrated through the soundproof and heat insulating board 1, a fixing structure can be provided for fixing the soundproof cotton 2 to the mounting post 15.

It is to be understood that the fixing structure in the present embodiment may be configured as the clip member 16, the side of the clip member 16 facing away from the front-side soundproof cotton 21 is provided, and the clip member 16 is configured as a ring-like member. From this, wear to establish front side acoustic celotex 21, noise insulation board 1, rear side acoustic celotex 22 after stud one end of erection column 15 in proper order, wear to establish the one end of noise insulation board 1 through joint spare 16 and erection column and carry out spacing fixed to accomplish the spacing fixed action to acoustic celotex 2.

And, the present embodiment also proposes another fixing structure, which may be configured as a nut fitted with the mounting post 15. That is to say, after front side acoustic celadon 21, noise insulation board 1, rear side acoustic celadon 22 are worn to establish in proper order by the double-screw bolt one end of erection column 15, wear to establish the one end of noise insulation board 1 through nut and erection column 15 and carry out the spiro union to accomplish the spacing fixed action to acoustic celadon 2.

The utility model discloses still provide a vehicle.

In some embodiments, the method comprises: the dash panel 400, the wheel house side member 200, the side member 300, and the cabin acoustic and thermal insulation assembly 100 according to any one of the above. That is, the soundproof and heat insulating assembly 100 functions to partition the cabin and the cockpit by achieving connection with the dash panel 400, the wheel house side member 200, and the side member 300 in different directions and different positions. That is to say, the heat that the engine produced when the during operation in the cabin was realized isolating through the effect of sound insulation board 1, noise in the cabin was realized absorbing through the effect of soundproof cotton 2. Therefore, the effect that the heat and the noise in the engine room can not influence the cockpit can be achieved, and the comfort of the cockpit is improved. And, the utility model discloses thermal-insulated subassembly 100 that gives sound insulation because of the structure lightweight, and simple structure, the plate size is not big to can not occupy unnecessary cabin space, still reduced the manufacturing cost of thermal-insulated board 1 that gives sound insulation simultaneously and reduced the whole car weight after the assembly.

In some embodiments, the front and/or rear side of the dash panel 400 is provided with the dash soundproof cotton 2. In the present embodiment, as shown in fig. 1, the dash panel 400 is spaced from the soundproof and heat insulating panel 1 in the X direction. Wherein, the front soundproof cotton 2 is provided on both the front side and the rear side of the front panel 400. Specifically, the cowl front soundproof cotton 402 may be mounted on the front side of the cowl 400, and the cowl rear soundproof cotton 403 may be mounted on the rear side of the cowl 400. Therefore, the noise from the cabin can be further weakened, the environment in the cockpit is not interfered, and the comfort of the cockpit is improved.

1. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship 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 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.

2. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

3. In the description of the present invention, "a plurality" means two or more.

4. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

5. In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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 present 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An engine compartment acoustic and thermal insulation assembly comprising:

the noise insulation and heat insulation plate comprises a noise insulation and heat insulation plate (1), wherein the two transverse ends of the noise insulation and heat insulation plate (1) are respectively connected with wheel cover side beams (200) and longitudinal beams (300) on two sides of a vehicle, and the transverse middle part of the noise insulation and heat insulation plate (1) is connected with a front wall plate (400);

the sound insulation board comprises sound insulation cotton (2), wherein the sound insulation cotton (2) is arranged on the front side and/or the rear side of the sound insulation board (1).

2. The cabin sound and heat insulation assembly according to claim 1, wherein the sound and heat insulation board (1) comprises a first sub-board (11), a second sub-board (12) and a third sub-board (13), the first sub-board (11) and the second sub-board (12) are respectively used for being connected with the two sides (200) of the vehicle, the lower end of the front side of the third sub-board (13) is provided with a first flanging structure (131), the first flanging structure (131) is connected with the front wall board through a screw connector, and the third sub-board (13) is detachable relative to the first sub-board (11) and the second sub-board (12).

3. Cabin acoustic and thermal insulation assembly according to claim 2, characterized in that said acoustic and thermal insulation panel (1) further comprises: the middle connection sub-board (14), middle connection sub-board (14) are located between first sub-board (11) and second sub-board (12) and both ends respectively with first sub-board (11) with second sub-board (12) detachably links to each other, middle connection sub-board (14) are located the top of third sub-board (13) and with third sub-board (13) detachably links to each other.

4. The cabin sound and heat insulation assembly according to claim 3, characterized in that the front lower end of the first sub-plate (11) is provided with a second flanging structure (111) protruding forwards, the second flanging structure (111) is used for being connected with the right longitudinal beam (301), the front lower end of the second sub-plate (12) is provided with a third flanging structure (121) protruding forwards, and the third flanging structure (121) is used for being connected with the left longitudinal beam (302).

5. Nacelle acoustic and thermal insulation assembly according to claim 2, wherein said third sub-panel (13) is connected to the front side of said dash panel (400).

6. Cabin acoustic and thermal insulation assembly according to claim 1, characterized in that said acoustic wool (2) comprises a front acoustic wool (21) and a rear acoustic wool (22), said front acoustic wool (21) and said rear acoustic wool (22) being respectively applied to the front side and to the rear side of said acoustic and thermal insulation panel (1).

7. Cabin acoustic and thermal insulation assembly according to claim 1, characterized in that said acoustic wool (2) is removably associated with said acoustic and thermal insulation panel (1).

8. Cabin acoustic and thermal insulation assembly according to claim 7, characterized in that the acoustic and thermal insulation panel (1) is provided with a mounting post (15), the mounting post (15) being arranged through the acoustic wool (2), the acoustic wool (2) being adapted to be fixed to the mounting post (15) by a fixing structure.

9. A vehicle, characterized by comprising: cowl (400), wheel house side rails (200) and stringers (300) and a cabin acoustic and thermal insulation assembly according to any of claims 1 to 8.

10. The vehicle according to claim 9, characterized in that the front and/or rear side of the dash panel (400) is provided with dash soundproof cotton.

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