CN217705971U - Engine bonnet assembly and vehicle - Google Patents

Abstract

The utility model provides an engine hood assembly and a vehicle, which comprises a hood body and an air guide structure; an air inlet is formed in the front side of the cover cap body, and an air outlet is formed in the left side and/or the right side of the cover cap body; the air guide structure is positioned in the cover body and is provided with an air guide channel, the air inlet end of the air guide channel is in butt joint with the air inlet, and the air outlet end of the air guide channel is communicated with the air outlet. The utility model discloses can make the air get into the air guide structure from the air inlet of shroud body front side at the in-process of traveling, discharge to the gas outlet of shroud body side through the air guide channel water conservancy diversion, effectively reduce windward atmospheric pressure, reduce the windage, improve the too big problem of the preceding windage of vehicle.

Description

Engine bonnet assembly and vehicle

Technical Field

The utility model belongs to the technical field of the vehicle spare part, concretely relates to engine cover assembly and vehicle.

Background

When a vehicle is running, the resistance to be overcome includes the loss resistance of parts, the rolling resistance (also commonly called road resistance) generated by tires and the air resistance. Along with the increase of the running speed of the vehicle, the air resistance gradually becomes the most important running resistance, and the air resistance accounts for almost 85 percent of all running resistance when the speed per hour is more than 200 km/h. Wind resistance is an important factor influencing the driving speed and energy consumption of a vehicle, and the smaller the wind resistance coefficient is, the lower the energy consumption required for achieving the same driving speed is.

When the vehicle moves forward, the front of the vehicle collides with air, the air flow forms resistance on the front face of the vehicle, and the air pressure in the front of the vehicle is high, which is a main source of wind resistance suffered by the vehicle. The resistance generated by the impact air at the front part of the existing vehicle is high, which is not beneficial to reducing energy consumption.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an engine bonnet assembly and vehicle aims at solving the too high problem of resistance that the anterior striking air of vehicle produced when the vehicle of prior art was driving.

In order to achieve the above object, the utility model adopts the following technical scheme:

in a first aspect, there is provided a hood assembly comprising:

the air inlet is formed in the front side of the cover body, and the air outlet is formed in the left side and/or the right side of the cover body; and

the air guide structure is positioned in the cover body and is provided with an air guide channel, the air inlet end of the air guide channel is in butt joint with the air inlet, and the air outlet end of the air guide channel is communicated with the air outlet.

With reference to the first aspect, in a possible implementation manner, the air inlet and the air outlet are covered with filter screens.

With reference to the first aspect, in one possible implementation manner, the air guide channel has a guide slope to guide a substance in the air guide channel to the air inlet or the air outlet when the cover body is in the closed state.

Combine first aspect, in a possible implementation, the air guide channel includes air inlet channel, air guide way and the air outlet channel that sets up in order along the air current direction, the air inlet channel has a plurality of inlet openings and an opening of giving vent to anger, and is different inlet opening respectively with the difference the air inlet butt joint, give vent to anger the opening with the air guide way butt joint.

With reference to the first aspect, in a possible implementation manner, the air inlet is a strip-shaped opening extending in the left-right direction, and a cross section of the air inlet opening is a strip-shaped surface corresponding to the air inlet.

With reference to the first aspect, in one possible implementation manner, the cross-sectional area of the air outlet channel gradually increases along the air flow direction.

With reference to the first aspect, in one possible implementation manner, the gas guide structure includes:

the module, the connecting pipe and the module of giving vent to anger of connecting in order along the air current direction, the module of giving vent to anger forms the intake duct, the connecting pipe forms leads the air flue, the module of giving vent to anger forms the air flue, the intake duct lead the air flue with the cooperation of air flue forms the air guide channel.

With reference to the first aspect, in a possible implementation manner, the connection pipe is a hose, and the connection pipe is fixed to the cover body through a fixing member.

With reference to the first aspect, in one possible implementation manner, the rear portion of the air inlet module, the front portion of the air outlet module, and the connecting pipe are exposed to one side of the cover body adjacent to the cabin.

Compared with the prior art, the scheme shown in the embodiment of the application sets up the air guide structure within the shroud body, and at the vehicle in-process of traveling, the air guide structure itself can not increase the windage owing to not expose outside the automobile body, and the air gets into the air guide structure from the air inlet of shroud body front side, discharges to the gas outlet of shroud body side through the air guide channel water conservancy diversion, effectively reduces windward atmospheric pressure, reduces the windage, improves the too big problem of the preceding windage of vehicle.

In a second aspect, the present invention provides a vehicle, including the above-mentioned engine hood assembly.

Compared with the prior art, the scheme shown in the embodiment of the application has the advantages that by adopting the engine hood assembly, windward pressure of the vehicle is reduced in the running process, wind resistance is reduced, the problem of overlarge wind resistance in the front of the vehicle is solved, and the power performance of the vehicle is improved.

Drawings

Fig. 1 is a bottom cross-sectional view of an internal structure of a hood assembly according to an embodiment of the present invention;

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

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 1;

FIG. 4 is a sectional view taken along line B-B of FIG. 1;

fig. 5 is a cross-sectional view C-C of fig. 1.

Description of the reference numerals:

100. a cover body; 10a, an air inlet; 10b, an air outlet; 110. a cover outer plate; 120. a cover inner plate;

200. an air guide structure; 210. an air intake module; 21a, an air inlet opening; 21b, an air outlet opening; 211. a main air inlet duct body; 212. an air intake adapter; 220. an air outlet module; 221. a gas outlet channel main body; 222. a gas outlet adapter; 230. a connecting pipe; 240. a fixing member;

300. a filter screen;

400. an elastic ring;

500. and (5) buckling.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the description and the drawings of the present invention, the terms "front" and "rear" are the same as the front-rear direction of the vehicle body, and the terms "left" and "right" are the same as the left-right direction of the vehicle body; other terms of orientation, unless otherwise expressly limited, such as "central," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "clockwise," "counterclockwise," "upper," "lower," and the like, refer to orientations and positional relationships illustrated in the drawings and are intended to facilitate describing the invention and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation or be constructed and operated in a particular orientation and therefore are not to be construed as limiting the scope of the invention.

In the claims, the description and the drawings of the present application, unless otherwise specifically limited, the terms "fixedly connected" or "fixedly connected" should be understood in a broad sense, i.e., any connection mode without a displacement relationship or a relative rotation relationship between the two, i.e., including non-detachable fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Referring to fig. 1 and fig. 2 together, the engine cover assembly provided by the present invention will now be described. The engine hood assembly comprises a hood body 100 and an air guide structure 200; an air inlet 10a is arranged at the front side of the cover cap body 100, and an air outlet 10b is arranged at the left side and/or the right side of the cover cap body 100; the air guide structure 200 is located inside the cover body 100 and forms an air guide channel, an air inlet end of the air guide channel is butted with the air inlet 10a, and an air outlet end of the air guide channel is communicated with the air outlet 10b.

In this embodiment, the cover body 100 may be provided with the air outlets 10b on one side (left side or right side), or may be provided with the air outlets 10b on both sides, and the number of the air outlets 10b is not limited herein. In the present embodiment, the left and right sides of the cover body 100 are symmetrically provided with one air outlet 10b, but it should be understood that the number of air outlets 10b provided on each side is not limited to one.

In this embodiment, in the case where the outlet 10b is provided at one side of the cover body 100, one air guide structure 200 is provided. Under the condition that the left side and the right side of the cover body 100 are respectively provided with the air outlets 10b, one air guide structure 200 is arranged, and the tail ends of the air guide channels form branches which respectively correspond to the air outlets 10b on the two sides; only two air guide structures 200 can be provided, and each air guide channel only needs to correspond to the air outlet 10b on one side.

In this embodiment, the air guide passage is a relatively closed passage which communicates only with the air inlet 10a and the air outlet 10b, and is not opened at other positions.

Compared with the prior art, the engine hood assembly provided by the embodiment has the advantages that the air guide structure 200 is arranged in the hood body 100, in the running process of a vehicle, the air guide structure 200 is not exposed outside the vehicle body, so that the wind resistance cannot be increased, air enters the air guide structure from the air inlet 10a on the front side of the hood body 100 and is guided to the air outlet 10b on the side surface of the hood body 100 through the air guide channel to be discharged, the windward pressure is effectively reduced, the wind resistance is reduced, and the problem of overlarge wind resistance in the front of the vehicle is solved.

In some embodiments, the air inlet 10a and the air outlet 10b are covered with a filter screen 300, as shown in fig. 1 to 4. In the embodiment, the filter screen 300 is used for blocking sundries or insects with larger particle sizes, so that the sundries or insects are prevented from entering the air guide channel and blocking the air guide channel; and after small foreign matters enter the air guide channel, the small foreign matters can be directly discharged from the air inlet 10a or the air outlet 10b in a water flushing mode during car washing.

In some embodiments, the air guide channel has a guide slope to guide the substance in the air guide channel to the air inlet 10a or the air outlet 10b when the cover body 100 is in the closed state. The air guide structure 200 of the embodiment is a relatively closed structure, and under the working conditions of car washing, rain and the like, water can be discharged from the air inlet 10a or the air outlet 10b under the flow guiding effect of the guide slope after entering the air guide channel, so that water accumulation in the air guide channel is avoided, and the cover body 100 or other members in the cabin cannot be influenced by water leakage.

During specific implementation, the guide inclined plane can be a plane, an arc surface and the like, and the requirement on water flow guide can be met.

In some embodiments, the gas guide channel may be configured as shown in fig. 1 and 2. Referring to fig. 1 and 2, the air guide channel includes an air inlet channel, an air guide channel and an air outlet channel sequentially arranged along the air flow direction, the air inlet channel has a plurality of air inlet openings 21a and an air outlet opening 21b, different air inlet openings 21a are respectively butted with different air inlets 10a, and the air outlet opening 21b is butted with the air guide channel. The arrangement of the plurality of air inlets 10a is selectively set according to the front shape of the cover body 100 and the air guiding performance requirement, which is not limited herein. The present embodiment is exemplarily shown with two air inlet openings 21a and one air outlet opening 21b.

This embodiment is shunted gas through setting up a plurality of inlet openings 21a, can reduce the gas flow rate on the one hand, avoids the air current to strike the intake duct and produces the abnormal sound, and on the other hand also can adapt to the molding in shroud body 10 front side through carrying out the design of miniaturized a large amount with air inlet 10a, makes the outward appearance in shroud body 10 front side more pleasing to the eye. This embodiment can make the air of opening 21b of giving vent to anger by the compression through the design of an opening 21b of giving vent to anger, through the inlet pressure who increases the air guide way, promotes the velocity of flow of gas in the air guide way, under the limited condition of flow in the air guide way unit area, and the smoothness of the assurance air guide of at utmost.

In some embodiments, the gas directing structure 200 may be configured as shown in FIGS. 1 and 2. Referring to fig. 1 and 2, the gas guide structure 200 includes an air inlet module 210, a connecting pipe 230, and an air outlet module 220 connected in sequence along the direction of air flow; the intake module 210 forms an intake duct, which is butted against the intake port 10 a; the air outlet module 220 forms an air outlet channel, and the air outlet channel is butted with the air outlet 10b; the connection pipe 230 is connected between the air inlet module 210 and the air outlet module 220, the connection pipe 230 forms an air guide channel, and the air inlet channel, the air guide channel and the air outlet channel cooperate to form an air guide channel. In the embodiment, the gas guide structure 200 is modularized and disassembled, the gas inlet module 210, the gas outlet module 220 and the connecting pipe 230 are manufactured respectively and assembled together finally, so that the manufacturing difficulty is reduced; during assembly, the assembling sequence of the inlet module 210, the outlet module 220, the connecting pipe 230 and the cover body 100 can be selected according to actual conditions, so that the assembling difficulty is reduced.

On the basis of the above embodiment, the air inlet module 210 includes the air inlet channel main body 211 and the air inlet adapter 212, the air inlet end of the air inlet channel main body 211 is butted with the air inlet 10a, the air inlet end of the air inlet adapter 212 is butted with the air outlet end of the air inlet channel main body 211, and the air outlet end of the air inlet adapter 212 is butted with the connecting pipe 230. Similarly, the air outlet module 220 includes an air outlet channel main body 221 and an air outlet adapter 222, an air inlet end of the air outlet adapter 222 is in butt joint with the connecting pipe 230, an air outlet end of the air outlet adapter 222 is in butt joint with an air inlet end of the air outlet channel main body 221, and an air outlet end of the air outlet channel main body 221 is in butt joint with the air outlet 10b. In the embodiment, the air inlet module 210 and the air outlet module 220 are further decomposed, the air inlet channel main body 211 and the air outlet channel main body 221 are mainly assembled with the cover body 100, the air inlet adapter 212 and the air outlet adapter 222 are respectively assembled with the connecting pipe 230, various functional parts are manufactured respectively, and the manufacturing difficulty is reduced.

The connection pipe 230 of some embodiments is structured as shown in fig. 1, 2 and 5, the connection pipe 230 is a hose, and the connection pipe 230 is fixed to the cap body 100 by a fixing member 240. Wherein, the hose can adopt a pipe fitting made of materials such as ethylene propylene diene monomer rubber pipe or plastics. In the embodiment, the hose is adopted, so that the direction of the connecting pipe 230 can be flexibly adjusted according to the arrangement of the peripheral parts of the connecting pipe 230 on the premise of ensuring the air conduction performance, and the arrangement difficulty of the peripheral parts of the connecting pipe 230 is reduced; in addition, the ductility of hose is good, and convenient laminating shroud body 100 sets up, avoids leading to shroud body 100 or connecting pipe 230's structural damage because of colliding with. On the basis of adopting the hose, the hose is positioned through the fixing piece 240, so that the hose keeps a predetermined conduction posture, the fixing piece 240 in this embodiment is exemplarily shown as a band structure, and the band structure itself has a connection buckle and is directly connected with the cover body 100 in a clamping manner; of course, other fixing members 240 capable of satisfying the hose fixing requirement may be adopted, and are not limited herein.

In the present embodiment, the air inlet module 210 and the hose are connected by a clip, and the air outlet module 220 and the hose are connected by a clip, it should be understood that the connection of the foregoing structures can also be implemented by other ways (for example, a quick connector connection), and the present invention is not limited thereto.

In other embodiments, the connection pipe 230 may also be a rigid pipe, and after the two ends of the connection pipe 230 are respectively connected to the air inlet module 210 and the air outlet module 220, a connection member directly connected to the cover body 100 may not be provided.

It should be noted that, no matter the connection pipe 230 is a hose or a hard pipe, the connection pipe 230 preferably has a smooth inner wall, so as to avoid a large wind resistance in the air guide duct.

In some embodiments, on the basis that the air inlet module 210 includes a plurality of air inlet main bodies 211 and air inlet adapters 212, a plurality of air inlet main bodies 211 are provided, each air inlet main body 211 forms an air inlet opening 21a, the same air inlet adapter 212 simultaneously interfaces with a plurality of air inlet main bodies 212, and the air inlet adapter 212 forms an air outlet opening 21b.

In some embodiments, in order to fully utilize the space at the front side of the shroud body 100 and avoid affecting the structural strength of the front portion of the shroud body 100 on the premise of maximizing the overall opening area of the intake port 10a, the intake port 10a is a strip-shaped opening extending in the left-right direction, and the cross section of the intake opening 21a is a strip-shaped surface corresponding to the intake port 10a, so that the transition between the intake opening 21a and the intake port 10a can be as smooth as possible, and abnormal noise caused by turbulent flow generated at the joint position of the intake opening 21a and the intake port 10a can be avoided.

In some embodiments, the outlet channel may be configured as shown in fig. 1, 2, and 4. Referring to fig. 1, 2 and 4, the cross-sectional area of gas outlet channel is crescent along the air current direction for the atmospheric pressure of gas outlet channel is gradually compared in connecting pipe 230 the atmospheric pressure lower, increases the pressure differential between gas outlet channel and the air guide way, and reinforcing air flow is to the power that flows in the gas outlet channel, promotes the velocity of flow, still avoids the problem of gas siltation in the gas outlet channel through increasing the area of giving vent to anger simultaneously, guarantees the smoothness nature of gas flow.

In some embodiments, the rear portion of the inlet module 210, the front portion of the outlet module 220, and the connecting pipe 230 are exposed to a side of the cover body 100 adjacent to the cabin, as shown in fig. 1 to 5. The connection area between the air inlet module 210 and the connection pipe 230 and the connection area between the air outlet module 220 and the connection pipe 230 are exposed outside the outer cover body 100, and the connection pipe 230 can be disassembled and maintained after the cover body 100 is opened, so that the maintenance cost is low.

On the basis of the above embodiment, it is defined that the side of the cover body 100 close to the cabin is the inner side, and the side away from the cabin is the outer side, and the cover body 100 includes the cover outer plate 110 and the cover inner plate 120 arranged on the inner side of the cover outer plate 110. The inlet port 10a and the outlet port 10b are opened in the hood outer panel 110, the inlet duct main body 211 penetrates the hood inner panel 120 and is connected to the hood outer panel 110, and similarly, the outlet duct main body 221 penetrates the hood inner panel 120 and is connected to the hood outer panel 110. In this embodiment, the connection region between the outlet channel main body 221 and the outlet adapter 222 and the connection region between the inlet channel main body 211 and the inlet adapter 212 are exposed outside the outer cover body 100, so that each component in the air guide structure 200 can be conveniently disassembled, thereby further reducing the maintenance difficulty.

In specific implementation, the air inlet main body 211 and the cover inner plate 120, and the air outlet main body 221 and the cover inner plate 120 are respectively clamped and positioned by the elastic rings 400, and the air inlet main body 211 and the cover outer plate 110, and the air outlet main body 221 and the cover outer plate 110 are connected and fixed by the fasteners 500, the threaded connectors and other members. In this embodiment, the head end of the inlet channel main body 211 and the tail end of the outlet channel main body 221 are integrated with the buckle 500, and the assembly can be realized by directly opening the bayonet at the front part of the cover outer plate 110.

Based on the same inventive concept, the embodiment of the application also provides a vehicle, which comprises the engine hood assembly.

Compared with the prior art, the vehicle provided by the embodiment adopts the engine hood assembly, the windward pressure of the vehicle is reduced in the running process, the wind resistance is reduced, the problem of overlarge wind resistance in the front of the vehicle is solved, and the power performance of the vehicle is improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A hood assembly, comprising:

the air inlet cover comprises a cover body (100), wherein an air inlet (10 a) is formed in the front side of the cover body (100), and an air outlet (10 b) is formed in the left side and/or the right side of the cover body (100); and

and the air guide structure (200) is positioned in the cover cap body (100) and is provided with an air guide channel, the air inlet end of the air guide channel is butted with the air inlet (10 a), and the air outlet end of the air guide channel is communicated with the air outlet (10 b).

2. The hood assembly according to claim 1 wherein the air inlet (10 a) and the air outlet (10 b) are covered with a filter screen (300).

3. The hood assembly according to claim 1, wherein the air guide passage has a guide slope to guide the substance in the air guide passage to the air inlet (10 a) or the air outlet (10 b) when the hood body (100) is in the closed state.

4. A hood assembly according to claim 1 wherein the air guide passage comprises an inlet passage, an outlet passage and an inlet passage arranged in series in the direction of air flow, the inlet passage having a plurality of inlet openings (21 a) and an outlet opening (21 b), different ones of the inlet openings (21 a) respectively interfacing with different ones of the inlet openings (10 a), the outlet opening (21 b) interfacing with the air guide passage.

5. The hood assembly according to claim 4, wherein the intake port (10 a) is a strip-shaped opening extending in the left-right direction, and the cross section of the intake opening (21 a) is a strip-shaped surface corresponding to the intake port (10 a).

6. The hood assembly of claim 4 wherein the cross-sectional area of the outlet passage increases in the direction of airflow.

7. The hood assembly of claim 1 or 4 wherein the air directing structure comprises:

the module (210), connecting pipe (230) and the module (220) of giving vent to anger of connecting in order along the air current direction, module (210) of admitting air forms the intake duct, connecting pipe (230) form and lead the air flue, module (220) of giving vent to anger forms the air flue, the intake duct lead the air flue with the cooperation of air flue forms air guide channel.

8. The hood assembly according to claim 7, wherein the connection pipe (230) is a hose, and the connection pipe (230) is fixed to the hood body (100) by a fixing member (240).

9. The hood assembly of claim 7 wherein a rear portion of the inlet module (210), a front portion of the outlet module (220), and the connecting tube (230) are exposed to a side of the hood body (100) adjacent to a cabin.

10. A vehicle comprising a hood assembly according to any one of claims 1-9.

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