CN210599193U

CN210599193U - Engine decoration cover, engine and vehicle

Info

Publication number: CN210599193U
Application number: CN201920860114.1U
Authority: CN
Inventors: 苏鹏; 赵楠楠; 袁亮; 李锋; 张益智
Original assignee: FAW Group Corp
Current assignee: FAW Group Corp
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-05-22
Anticipated expiration: 2029-06-10

Abstract

The utility model relates to the technical field of engine decoration covers, and discloses an engine decoration cover, an engine and a vehicle; the engine decorative cover is configured to absorb noise generated by the engine and isolate heat generated by the engine, and comprises decorative cover sound absorption cotton and a decorative cover body, wherein the decorative cover sound absorption cotton is arranged on the inner side of the decorative cover body, the decorative cover sound absorption cotton comprises a heat-resistant part and a sound absorption part, the sound absorption part is positioned on one side close to a high-pressure oil pump, the heat-resistant part is positioned on one side close to a cabin turbocharger, the heat-resistant part is made of polyethylene terephthalate, and the sound absorption part is made of TAI3029 sound absorption material. The engine comprises the engine decorative cover. The vehicle comprises the engine decorative cover. The TAI3029 sound-absorbing material has a strong sound-absorbing effect, the polyethylene terephthalate has a strong heat resistance, and the engine decorative cover not only meets the basic requirement of heat insulation, but also gives consideration to the sound insulation performance of the engine room.

Description

Engine decoration cover, engine and vehicle

Technical Field

The utility model relates to an engine decoration cover technical field especially relates to an engine decoration cover, engine and vehicle.

Background

With the development of economy and science and technology, vehicle technology develops rapidly, and more people go out by bus, and in the process of taking a bus, more and more people put forward higher demands to the noise, vibration and sound vibration roughness performance of the whole vehicle. The engine decoration cover is an effective barrier for isolating engine noise from a driver, and the sound absorption cotton in the engine decoration cover plays a key role in sound absorption and noise reduction. Most vehicle models of sound-absorbing cotton adopt an integral structure, the material is 100% PET or 100% PP for design, and the sound-absorbing cotton is welded on the inner surface of the shell of the engine decorative cover through ultrasonic waves.

The main form that the cotton of inhaling of current engine dress trim cover was arranged is too single and can't satisfy the requirement of heat resistance and sound-insulating properties simultaneously, because the development of engine more tends to green, environmental protection and strong power characteristics, so the design of turbocharging structure is the development trend of all car enterprises in the future, but the structure of turbocharging can be to the engine dress trim cover that the engine was above inhales the cotton and put forward higher heat resistance requirement. The sound absorbing cotton material has characteristics that the sound absorbing cotton material has poor sound absorbing performance when the heat absorbing cotton material has high heat resistance, and the sound absorbing cotton material has poor heat resistance when the sound absorbing cotton material has high sound absorbing performance.

Therefore, there is a need for an engine cover, an engine and a vehicle to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engine decoration cover, engine and vehicle, it can improve noise, vibration and the roughness performance that shakes of whole car.

To achieve the purpose, the utility model adopts the following technical proposal:

on the one hand, provide an engine decoration cover for absorb the noise that the engine produced with completely cut off the heat that the engine produced, including decorating the cover and inhaling the sound cotton and decorating the cover body, decorate the cover and inhale the sound cotton set up in decorate the inboard of cover body, it inhales the sound cotton including heat-resisting portion and sound absorption portion to decorate the cover, sound absorption portion is located the one side that is close to the high-pressure oil pump, heat-resisting portion is located the one side that is close to cabin turbo charger, the material of heat-resisting portion is polyethylene terephthalate, the material of sound absorption portion is TAI3029 sound absorbing material.

As a preferable mode of the engine decorative cover, the decorative cover sound-absorbing cotton is welded to the inner surface of the decorative cover body by ultrasonic wave.

As a preferable mode of the engine decorative cover, a plurality of ultrasonic welding points are provided on the decorative cover body.

As an engine decorates a preferred scheme of cover, still including decorating the inboard of cover body and being provided with joint structure, joint structure is configured as the joint in the engine.

As an optimal scheme of the engine decoration cover, a plurality of reinforcing ribs are arranged on the inner side of the decoration cover body, and the decoration cover is covered with sound absorption cotton.

As a preferable scheme of the engine decorative cover, the decorative cover body is of a loose porous structure.

In another aspect, an engine is provided that includes an engine trim cover as described above.

In yet another aspect, a vehicle is provided that includes an engine trim cover as described above.

The utility model has the advantages that: the TAI3029 sound-absorbing material has a strong sound-absorbing effect, so that the sound-absorbing part has good sound-insulating performance, and can effectively filter high-frequency noise generated by the engine. Polyethylene terephthalate has high heat resistance, and therefore, the heat-resistant portion can insulate heat generated by the turbocharger. The engine decorative cover not only meets the basic requirement of heat insulation, but also gives consideration to the sound insulation performance of the engine room, and improves the noise, vibration and sound vibration roughness performance of the whole vehicle.

Drawings

FIG. 1 is a schematic view of an engine trim cover according to the present disclosure;

fig. 2 is a schematic structural view of the decoration cover body provided by the present invention.

In the figure: 11. a heat-resistant portion; 12. a sound absorbing part; 13. ultrasonic welding points; 2. a trim cover body; 21. reinforcing ribs; 22. a clamping structure.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

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.

As shown in fig. 1 and 2, the present embodiment discloses an engine decorative cover for absorbing noise generated from an engine and insulating heat generated from the engine, which includes a decorative cover sound-absorbing cotton and a decorative cover body 2.

The decoration cover sound absorption cotton is arranged on the inner side of the decoration cover body 2 and comprises a heat-resistant part 11 and a sound absorption part 12, the sound absorption part 12 is located on one side close to the high-pressure oil pump, the heat-resistant part 11 is located on one side close to the cabin turbocharger, the heat-resistant part 11 is made of polyethylene terephthalate, and the sound absorption part 12 is made of TAI3029 sound absorption material.

The TAI3029 sound absorbing material has a strong sound absorbing effect, and therefore, the sound absorbing portion 12 has a good sound insulating property, and can effectively filter high-frequency noise generated by the engine. The polyethylene terephthalate has a strong heat resistance, and therefore, the heat-resistant portion 11 can insulate heat generated from the turbocharger. The engine decorative cover not only meets the basic requirement of heat insulation, but also gives consideration to the sound insulation performance of the engine room, and improves the noise, vibration and sound vibration roughness performance of the whole vehicle.

Specifically, the TAI3029 sound absorber was obtained from 3M company, and more specifically, the TAI3029 sound absorber was obtained by compounding polypropylene fibers and polyethylene terephthalate fibers, wherein the mass percentage of the polypropylene fibers was 65 wt%, and the mass percentage of the polyethylene terephthalate fibers was 35 wt%.

The sound absorption cotton of the decorative cover is welded on the inner surface of the decorative cover body 2 through ultrasonic penetration. Decorate and be provided with a plurality of ultrasonic bonding point 13 on the cover body 2, be convenient for will decorate the cover and inhale the sound cotton and weld in the internal surface of decorating cover body 2.

Optionally, the engine trim cover further comprises a clamping structure 22 arranged on the inner side of the trim cover body 2, and the clamping structure 22 is configured to be clamped to the engine. The clamping structure 22 is a clamping pipe, and a clamping bulge matched with the engine is arranged on the inner side of the clamping pipe. The outside of joint pipe and decorate and be connected with the stiffening rib between the cover body 2 to increase joint pipe and decorate the joint strength who covers body 2, joint pipe protrusion is inhaled the cotton setting in decorating the cover.

Decorate the inboard of cover body 2 and be provided with a plurality of strengthening ribs 21, strengthening rib 21 sets up along the width direction who decorates cover body 2, and the equal parallel arrangement in left and right sides has a plurality ofly. The sound absorption cotton of the decorative cover covers the reinforcing ribs 21, and the reinforcing ribs 21 can increase the structural strength of the decorative cover body 2. The decoration cover body 2 is of a loose porous structure. The decorative cover body 2 is obtained by compounding polyamide 6, glass fiber and mineral powder, wherein the polyamide 6 accounts for 70 wt%, the glass fiber accounts for 10 wt%, and the mineral powder accounts for 20 wt%.

The embodiment also discloses an engine, which comprises the engine decorative cover.

The embodiment discloses a vehicle, which comprises the engine decorative cover.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides an engine decorates cover for absorb the noise that the engine produced with completely cut off the heat that the engine produced, its characterized in that, including decorating the cover and inhale the sound cotton and decorate cover body (2), decorate the cover and inhale the sound cotton set up in decorate the inboard of cover body (2), it inhales the sound cotton including heat-resisting portion (11) and sound absorption portion (12) to decorate the cover, sound absorption portion (12) are located the one side that is close to the high-pressure oil pump, heat-resisting portion (11) are located the one side that is close to cabin turbo charger, the material of heat-resisting portion (11) is polyethylene terephthalate, the material of sound absorption portion (12) is TAI3029 sound absorbing material.

2. The engine trim cover according to claim 1, characterized in that the trim cover sound-absorbing cotton is welded to the inner surface of the trim cover body (2) by ultrasonic welding.

3. The engine trim cover according to claim 2, characterized in that a plurality of ultrasonic welds (13) are provided on the trim cover body (2).

4. The engine trim cover according to claim 1, characterized in that a snap-in structure (22) is arranged on the inner side of the trim cover body (2), and the snap-in structure (22) is configured to be snapped into the engine.

5. The engine trim cover according to claim 1, characterized in that a plurality of ribs (21) are provided on the inner side of the trim cover body (2), and the trim cover sound-absorbing cotton covers the ribs (21).

6. The engine trim cover according to claim 1, characterized in that the trim cover body (2) is of a loose cellular structure.

7. An engine comprising an engine trim cover according to any one of claims 1 to 6.

8. A vehicle, characterized in that it comprises an engine trim cover according to any one of claims 1 to 6.