CN221138328U - Engine cover and vehicle - Google Patents

Abstract

The utility model provides an engine cover and a vehicle, wherein the engine cover comprises an engine cover inner plate, an engine cover outer plate, a hinge mounting plate and a lock catch mounting plate, wherein the engine cover inner plate and the engine cover outer plate are buckled and connected together; the inner hood plate is made of carbon fiber composite materials, a cavity is formed in the inner hood plate, and a cavity is formed between the inner hood plate and the outer hood plate in an enclosing mode. The utility model is beneficial to realizing the light weight of the engine hood, improving the rigidity of the engine hood, improving the modeling adaptability of the engine hood and being beneficial to improving the overall quality of the engine hood.

Description

Engine cover and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to an engine cover. The utility model also relates to a vehicle provided with the engine cover.

Background

The engine hood, which can also be called as engine cabin cover or engine cabin cover, mainly protects the engine and other accessories in the engine cabin, prevents dust and water from entering the engine cabin during running or car washing, and also beautifies the front part of the car body and isolates the running noise and heat of the engine.

Currently, engine hoods generally adopt steel plate stamping forming sheet metal single parts, and each sheet metal single part is welded into the engine hood through a welding process. The engine hood with the existing structure can meet the use requirement, but the engine hood also has the defects of large number of sheet metal single parts, large overall weight, weak rigidity due to modeling and structure limitation, poor modeling adaptability and the like, so that the improvement of the overall quality of the engine hood can be limited.

Disclosure of utility model

In view of the above, the present utility model aims to provide an engine hood, which is beneficial to improving the overall quality of the engine hood.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

An engine hood comprises a hood inner plate and a hood outer plate which are buckled and connected together, and a hinge mounting plate and a lock catch mounting plate which are connected to the hood inner plate;

The inner hood plate is made of carbon fiber composite materials, a cavity is formed in the inner hood plate, and a cavity is formed between the inner hood plate and the outer hood plate in an enclosing mode.

Further, the cavity includes a first cavity that is adjacent to the outer contour of the hood inner panel and is arranged in a circumferential direction of the hood inner panel outer contour.

Further, the die cavity comprises a second die cavity which is close to the front end of the hood inner plate, through holes which are arranged in a penetrating mode are formed in the front end of the hood inner plate, and the second die cavity is formed in the left side and the right side of each through hole.

Furthermore, the outer hood plate is made of a carbon fiber composite material, and the buckled outer hood plate and the buckled inner hood plate are bonded together.

Further, the cavity includes a first cavity disposed circumferentially along the engine case outer contour.

Further, a plurality of through holes are formed in the hood inner plate in a front-back spaced mode, the cavity comprises a second cavity located between two adjacent through holes, and the second cavity is communicated with the first cavity.

Further, the hinge mounting plate and/or the lock catch mounting plate adopts an aluminum alloy stamping part.

Further, the hinge mounting plate and the lock catch mounting plate are connected to one side of the hood inner plate, which faces the hood outer plate; and/or the number of the groups of groups,

The lock catch mounting plates are respectively arranged close to the left side and the right side of the inner plate of the hood.

Further, the hinge mounting plate and the latch mounting plate are adhered to the hood inner plate, and/or the hinge mounting plate and the latch mounting plate are riveted to the hood inner plate.

Compared with the prior art, the utility model has the following advantages:

According to the engine cover, the engine cover inner plate is made of the carbon fiber composite material, the cavity is formed in the engine cover inner plate, meanwhile, the cavity is formed between the engine cover inner plate and the engine cover outer plate, on one hand, the characteristics of light weight, high rigidity, high modeling adaptability and the like of the carbon fiber composite material are utilized, the light weight of the engine cover inner plate is facilitated, the rigidity of the engine cover inner plate can be improved, the modeling adaptability of the engine cover inner plate can be improved, on the other hand, the cavity is formed in the engine cover inner plate, and the cavity is formed between the engine cover inner plate and the engine cover outer plate, and on the other hand, the rigidity of the engine cover inner plate and the overall rigidity of the engine cover can be further improved.

In addition, the die cavity in the hood inner plate comprises a first die cavity close to the outer contour of the hood inner plate, and the first die cavity is arranged along the circumferential direction of the outer contour of the hood inner plate, so that a frame structure with a stable circle can be formed on the hood inner plate by utilizing the first die cavity, and the rigidity of the hood inner plate is fully improved. The second cavities are arranged on two sides of the via hole, so that the high rigidity of the second cavity position can be utilized, and the structural stability of the position where the via hole is located is improved. The outer plate of the engine cover is also made of carbon fiber composite materials, so that the weight reduction of the engine cover is better realized, the rigidity of the engine cover is improved, and the overall modeling adaptability of the engine cover is improved.

And secondly, the cavity is provided with a first cavity which is circumferentially arranged along the outer contour of the engine cover, and a circle of stable frame structure can be formed on the engine cover by utilizing the first cavity so as to fully increase the integral structural strength and rigidity of the engine cover. The second cavity communicated with the first cavity is further arranged in the cavity, so that the rigidity of the inner position of the engine cover can be increased, and the integral rigidity of the engine cover can be improved better. The hinge mounting plate and the lock catch mounting plate adopt aluminum alloy stamping parts, so that the aluminum alloy stamping parts can be conveniently prepared, and meanwhile, the characteristics of light weight and high strength of an aluminum alloy structure can be utilized, thereby being beneficial to the integral light weight of the engine cover and improving the integral structural strength of the engine cover.

In addition, the hinge mounting plate and the lock catch mounting plate are positioned on one side of the hood inner plate, facing the hood outer plate, so that the influence on the appearance quality of the engine hood due to the exposure of the hinge mounting plate and the lock catch mounting plate can be avoided, and meanwhile, the reliability of the arrangement of the hinge mounting plate and the lock catch mounting plate can be improved by means of the buckling between the inner plate and the outer plate of the engine hood. The hinge mounting plate and the lock catch mounting plate are adhered and riveted on the hood inner plate, so that the arrangement of the hinge mounting plate and the lock catch mounting plate on the hood inner plate can be realized, and the stability of the arrangement of the hinge mounting plate and the lock catch mounting plate on the hood inner plate can be ensured.

Another object of the present utility model is to propose a vehicle in which an engine hood as described above is provided.

The vehicle of the utility model has the same beneficial effects as the engine cover, and is not described herein.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of an engine cover according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the bottom view of the structure of FIG. 1;

FIG. 3 is a schematic view of a hood inner panel assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic view showing a structure of a hood inner panel according to an embodiment of the present utility model;

FIG. 5 is a cross-sectional view of the position A-A of FIG. 1;

FIG. 6 is a cross-sectional view of the position B-B of FIG. 4;

FIG. 7 is a schematic view of a hinge mounting plate according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a latch mounting plate according to an embodiment of the present utility model;

FIG. 9 is a schematic illustration of an arrangement of a structural adhesive according to an embodiment of the present utility model;

Reference numerals illustrate:

1. a hood outer panel; 2. a hood inner panel; 3. a hinge mounting plate; 4. a latch mounting plate; 5. structural adhesive;

2a, through holes; 2b, via holes;

m, hinge mounting points; n, locking and installing points; q, a second cavity; s, a first cavity; t, the second cavity; .

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be noted that, if terms indicating an orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. are presented, they are based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present utility model, the terms "mounted," "connected," and "connected," are to be construed broadly, unless otherwise specifically defined. For example, the connection can be fixed connection, detachable connection or integrated connection; 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 in combination with specific cases.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Example 1

The present embodiment relates to an engine cover which is advantageous in light weight of the engine cover and which is capable of increasing rigidity of the engine cover and enhancing its modeling adaptability.

As shown in fig. 1 to 6, the hood includes a hood inner panel 2 and a hood outer panel 1 snap-fitted together, and a hinge mounting plate 3 and a latch mounting plate 4 attached to the hood inner panel 2. The hood inner panel 2 is made of a carbon fiber composite material, a cavity is formed in the hood inner panel 2, and a cavity is also formed between the hood inner panel 2 and the hood outer panel 1.

At this time, the above arrangement allows the hood inner panel 2 to be made of a carbon fiber composite material and forms a cavity inside the hood inner panel 2, while also allowing a cavity to be formed between the hood inner panel 2 and the hood outer panel 1. On the one hand, the characteristics of light weight, high rigidity, strong modeling adaptability and the like of the carbon fiber composite material are utilized, the light weight of the hood inner plate 2 is facilitated, the rigidity of the hood inner plate 2 can be improved, and the modeling adaptability of the hood inner plate 2 can be improved. On the other hand, by providing the cavity inside the hood inner panel 2 and forming the cavity between the hood inner panel 2 and the hood outer panel 1, the rigidity of the hood inner panel 2 and the whole engine hood can be further improved, and thus the effects of facilitating the weight reduction of the engine hood, improving the rigidity of the engine hood, and improving the modeling adaptability of the engine hood can be achieved.

Based on the above overall description, specifically, as an exemplary embodiment, the above-described cavity located inside the hood inner panel 2 may include, for example, a first cavity, and the first cavity may be located close to the outer contour of the hood inner panel 2 and arranged in the circumferential direction of the outer contour of the hood inner panel 2.

At this time, the cavity in the hood inner panel 2 is made to include the first cavity near the outer contour of the hood inner panel 2, and the first cavity is arranged along the circumference of the outer contour of the hood inner panel 2, that is, near the outer contour of the hood inner panel 2, a round of first cavity is formed in the hood inner panel 2, which can form a round of stable frame structure on the hood inner panel 2 by using the first cavity, thereby sufficiently improving the rigidity of the hood inner panel 2.

In addition to the above-described arrangement of the first cavity, as another exemplary implementation, as shown in fig. 4 and 6, the cavity of the present embodiment located inside the hood inner panel 2 may include, for example, a second cavity Q provided near the front end of the hood inner panel 2, and at this time, a through-hole 2b arranged therethrough is also provided at the front end of the hood inner panel 2, and the second cavity Q is provided on both left and right sides of the through-hole 2 b.

In the specific implementation, the via hole 2b may be used for passing a lifting vehicle logo disposed at the front end of the engine compartment, and a similar through hole structure should be provided on the hood outer panel 1 to meet the lifting requirement of the lifting vehicle logo, except for the via hole 2b on the hood inner panel 2, as shown in fig. 1.

In this embodiment, it can be understood that, by respectively setting the second cavities Q on two sides of the via hole 2b, the high rigidity of the second cavity Q can be utilized to increase the structural stability of the position where the via hole 2b is located, and based on this, the reliability of the lifting type logo setting can be ensured.

It should be noted, however, that the via hole 2b is used for lifting a lifting car logo, but it can be used for other car accessories provided at the front end of the engine compartment. Meanwhile, in addition to the above-mentioned first cavity or second cavity Q being provided as the cavity inside the hood inner panel 2, it is of course possible to provide other arrangements of the cavity of the hood inner panel 2 according to the local rigidity of the hood inner panel 2 or other specific design requirements, which is not limited herein.

In this embodiment, as a preferred embodiment, the hood outer panel 1 may be made of a carbon fiber composite material, for example, and the hood outer panel 1 and the hood inner panel 2 after being fastened may be bonded together. In this way, the hood outer plate 1 is also made of the carbon fiber composite material, which is more beneficial to realizing the light weight of the engine hood, improving the rigidity of the engine hood and improving the modeling adaptability of the engine hood.

However, instead of being made of a carbon fiber composite material as well, it is of course possible to make the hood outer panel 1 of another material, such as a steel plate or an aluminum alloy plate, etc., according to specific design requirements on the basis of the hood inner panel 2 of a carbon fiber composite material. When the hood outer panel 1 is made of other materials, the hood inner panel and the hood outer panel are fastened and connected by adopting bonding or other conventional connection modes.

In this embodiment, as a preferred embodiment, the cavity formed between the inner and outer panels of the hood may include, for example, a first cavity S arranged along the circumferential direction of the outer contour of the hood. At this time, the cavity is provided with the first cavity S which is circumferentially arranged along the outer contour of the engine cover, and a circle of stable frame structure can be formed on the engine cover by utilizing the first cavity S, so that the effect of fully increasing the overall structural strength and rigidity of the engine cover is achieved.

Further, as shown in fig. 3 to 5, the present embodiment is provided with a plurality of through holes 2a arranged at intervals in the hood inner panel 2, and the above-mentioned cavity also includes a second cavity T located between two adjacent through holes 2a, and the second cavity T also communicates with the above-mentioned first cavity S, on the basis of having the above-mentioned one turn of the first cavity S arranged near the hood outer contour.

At this time, the cavity between the inner plate and the outer plate of the engine cover is further provided with a second cavity T communicated with the first cavity S, so that the rigidity of the inner position of the engine cover can be further increased, and the rigidity of the whole engine cover can be further improved.

Furthermore, it should be noted that the above-described bonding of the hood outer panel 1 and the hood inner panel 2 together may be performed, for example, by bonding the hood outer panel 1 and the hood inner panel 2 together with the structural adhesive 5, and one application form of the structural adhesive 5 may be as shown in fig. 9 based on the structural shape of the hood inner panel 2. By adopting the coating form in fig. 9, it is apparent that it can be adapted to the formation form of the cavity between the hood inner and outer panels, the reliability of the connection between the hood inner panel 2 and the hood outer panel 1 is ensured, and the structural stability of the whole engine hood is ensured.

As further shown in fig. 4, the hinge mounting plate 3 in the present embodiment is arranged corresponding to the hinge mounting point m on the hood inner panel 2, and the latch mounting plate 4 is arranged corresponding to the latch mounting point n on the hood inner panel 2. At the same time, as a preferred embodiment, the hinge mounting plate 3 and the latch mounting plate 4 are also connected specifically to the side of the hood inner panel 2 facing the hood outer panel 1.

Like this for hinge mounting panel 3 and hasp mounting panel 4 are located the one side of aircraft bonnet planking 1 of aircraft bonnet inner panel 2, can avoid hinge mounting panel 3 and hasp mounting panel 4 to expose the outward appearance quality that influences the engine bonnet, also can increase the reliability that hinge mounting panel 3 and hasp mounting panel 4 set up simultaneously with the help of the lock between the aircraft bonnet, the planking.

In the present embodiment, in the specific implementation, the latch mounting plates 4 of the present embodiment may be, for example, two disposed near the left and right sides of the hood inner panel 2, respectively. In this way, by providing the hood lock close to the left and right sides of the hood inner panel 2, respectively, the locking reliability of the hood can be certainly ensured, and the use quality of the vehicle can be further increased.

In addition, it should be noted that, according to the different setting positions of the hinge mounting plate 3 and the latch mounting plate 4, the structural configuration of the hood inner panel 2 can be adjusted accordingly based on the requirement, so that the arrangement requirement of the hinge mounting plate 3 and the latch mounting plate 4 is satisfied under the condition of satisfying the requirement of the entire vehicle configuration.

In connection with the embodiment shown in fig. 7 and 8, in the implementation, the hinge mounting plate 3 and the latch mounting plate 4 may be, for example, sheet metal stamping parts. However, as a preferred embodiment, the hinge mounting plate 3 and the latch mounting plate 4, or one of them, may be made of an aluminum alloy stamping. In order to mount the hood hinge and the hood latch, a hinge mounting nut is usually provided on the hinge mounting plate 3, and a latch mounting nut is also usually provided on the latch mounting plate 4, and both the hinge mounting nut and the latch mounting nut are provided by a conventional structure.

It can be appreciated that the hinge mounting plate 3 and the lock catch mounting plate 4 adopt aluminum alloy stamping parts, so that not only can the preparation of the hinge mounting plate 3 and the lock catch mounting plate be facilitated, but also the characteristics of light weight and high strength of the aluminum alloy structure can be utilized, thereby facilitating the integral light weight of the engine cover and improving the integral structural strength of the engine cover.

In particular, the hinge mounting point m and the latch mounting point n on the hood inner panel 2 may be generally provided with mounting through holes, and the mounting through holes in each place may be aligned with the corresponding hinge mounting nuts or latch mounting nuts. Simultaneously, in order to adapt to the molding of hinge mounting panel 3 and hasp mounting panel 4 to both be convenient for set up on aircraft bonnet inner panel 2, hinge mounting point m and hasp mounting point n department on aircraft bonnet inner panel 2 also can set up respectively along with shape in the pit structure of hinge mounting panel 3 and hasp mounting panel 4, hinge mounting panel 3 and hasp mounting panel 4 set up respectively in the pit structure that corresponds with it can.

In this embodiment, the hood inner panel 2 is made of a carbon fiber composite material, and the hinge mounting plate 3 and the latch mounting plate 4 may be bonded to the hood inner panel 2, for example, and as a preferred implementation manner, the hinge mounting plate 3 and the latch mounting plate 4 may be riveted to the hood inner panel 2 through a riveting structure. In this way, by adhering and riveting the hinge mounting plate 3 and the latch mounting plate 4 to the hood inner panel 2, the arrangement of the hinge mounting plate 3 and the latch mounting plate 4 to the hood inner panel 2 can be achieved, and the stability of the arrangement of both to the hood inner panel 2 can also be ensured.

Of course, in the specific implementation, in addition to the connection method of simultaneously adopting bonding and riveting as described above, in the case of meeting the setting requirement, the setting of the hinge mounting plate 3 and the latch mounting plate 4 is performed only by bonding or riveting, or other connection methods are further adopted, which is also possible.

In the engine hood of this embodiment, when specifically manufacturing, the hood inner plate 2 and the hood outer plate 1 made of carbon fiber composite materials are manufactured by adopting the existing conventional carbon fiber structure forming process, and for the cavity formed in the hood inner plate 2, for example, when the carbon fibers are laid, the carbon fibers can be pressed against the cavity wall of the mold by adopting an air bag expanding process or a foam filling process, and then cured by an autoclave, so as to form the required cavity structure.

The engine cover of this embodiment adopts above structure for engine cover inner panel 2 and engine cover planking 1 adopt carbon fiber composite material to make to form the die cavity in engine cover inner panel 2 inside, also make simultaneously and form the cavity between engine cover inner panel 2 and the engine cover planking 1, characteristics such as it can utilize carbon fiber composite material to have light in weight, rigidity is high and molding adaptability is strong, be favorable to realizing the lightweight of engine cover, also can improve the rigidity of engine cover inner panel, and can improve the molding adaptability of engine cover, also the accessible sets up the die cavity in engine cover inner panel 2 inside simultaneously, and form the cavity between engine cover inner panel 2 and engine cover planking 1, further improve the holistic rigidity of engine cover inner panel 2 and engine cover.

Therefore, as described above, the present embodiment can reduce the weight of the engine hood, improve the rigidity of the engine hood, improve the modeling adaptability of the engine hood, and contribute to the improvement of the overall quality of the engine hood.

Example two

The present embodiment relates to a vehicle in which the engine cover in the first embodiment is provided.

The vehicle according to the present embodiment can realize the weight reduction of the engine cover by providing the engine cover according to the first embodiment, can improve the rigidity of the engine cover, can also improve the modeling adaptability of the engine cover, and can further contribute to the improvement of the overall quality of the engine cover on the vehicle body.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. An engine cover, characterized in that:

Comprises a hood inner plate (2) and a hood outer plate (1) which are buckled and connected together, and a hinge mounting plate (3) and a lock catch mounting plate (4) which are connected to the hood inner plate (2);

the inner hood plate (2) is made of a carbon fiber composite material, a cavity is formed in the inner hood plate (2), and a cavity is formed between the inner hood plate (2) and the outer hood plate (1) in an enclosing mode.

2. The engine cover according to claim 1, wherein:

The die cavity comprises a first die cavity, wherein the first die cavity is close to the outer contour of the inner hood plate (2) and is arranged along the circumferential direction of the outer contour of the inner hood plate (2).

3. The engine cover according to claim 1, wherein:

The die cavity comprises a second die cavity (Q) which is close to the front end of the hood inner plate (2), a through hole (2 b) which is arranged in a penetrating mode is formed in the front end of the hood inner plate (2), and the second die cavity (Q) is formed in the left side and the right side of the through hole (2 b).

4. The engine cover according to claim 1, wherein:

The hood outer plate (1) is made of a carbon fiber composite material, and the buckled hood outer plate (1) and the buckled hood inner plate (2) are bonded together.

5. The engine cover according to claim 1, wherein:

the cavity comprises a first cavity (S) arranged circumferentially along the engine cover outer contour.

6. The engine cover according to claim 5, wherein:

The hood inner plate (2) is provided with a plurality of through holes (2 a) which are arranged at intervals from front to back, the cavity comprises a second cavity (T) which is positioned between two adjacent through holes (2 a), and the second cavity (T) is communicated with the first cavity (S).

7. The engine cover according to any one of claims 1 to 6, characterized in that:

The hinge mounting plate (3) and/or the lock catch mounting plate (4) are/is made of aluminum alloy stamping parts.

8. The engine cover according to claim 7, characterized in that:

The hinge mounting plate (3) and the lock catch mounting plate (4) are connected to one side of the hood inner plate (2) facing the hood outer plate (1); and/or the number of the groups of groups,

The lock catch mounting plates (4) are respectively arranged close to the left side and the right side of the hood inner plate (2).

9. The engine cover according to claim 7, characterized in that:

The hinge mounting plate (3) and the lock catch mounting plate (4) are adhered to the hood inner plate (2), and/or the hinge mounting plate (3) and the lock catch mounting plate (4) are riveted to the hood inner plate (2).

10. A vehicle, characterized in that:

the vehicle is provided with the engine cover according to any one of claims 1 to 9.