CN214493124U

CN214493124U - Empennage spoiler structure and automobile

Info

Publication number: CN214493124U
Application number: CN202120026702.2U
Authority: CN
Inventors: 张�林; 陈耀钦; 黄晓胜
Original assignee: Guangzhou Automobile Group Co Ltd
Current assignee: Guangzhou Automobile Group Co Ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-10-26
Anticipated expiration: 2031-01-05

Abstract

An embodiment of the utility model provides an empennage spoiler structure and car, empennage spoiler structure includes empennage spoiler and empennage water conservancy diversion piece that is connected with the top cap panel beating of automobile body, empennage water conservancy diversion piece sets up empennage spoiler and top cap sheet metal connection's one side on the surface, empennage water conservancy diversion piece has just to the first cambered surface of car advancing direction. The air current of fin spoiler passes through flow through on the fin water conservancy diversion piece on the first cambered surface, the flow direction of air current changes, can not directly clap and beat on back of lift door glass and top cap panel beating to show the noise that reduces the fin spoiler and bring, and then improve noise in the car, promote whole car and take the travelling comfort. The technical problem that in the prior art, due to the fact that air flow directly beats on the lift back door glass and the top cover metal plate after flowing through the empennage spoiler, noise in a vehicle is large, and riding comfort is affected is effectively solved.

Description

Empennage spoiler structure and automobile

Technical Field

The utility model relates to an automobile parts technical field especially relates to an empennage spoiler structure and car.

Background

With the continuous innovation of the external shape of the automobile, partial SUVs begin to adopt the styles of the smooth back and the hollow empennage shape, and the external shape of the styles is forward and has high originality; however, due to the outer flow field airflow caused by the design of the tail wing body, the noise generated by the tail wing is far greater than that of the conventional tail wing, so that the noise in the vehicle is larger, and the riding comfort is influenced; the hollowed-out type empennage spoiler in the market can be few in vehicle type, a design scheme for reference cannot be obtained in the early stage of design, if the design scheme is verified in real vehicle after empennage engineering samples are taken out, the changeable range is extremely small and the cost is extremely high after problems are found, and therefore the key is to fully evaluate the wind noise risk of the hollowed-out type empennage spoiler in the early stage of design.

The hollow-out type empennage spoiler structure is less in the market, the hollow-out type empennage is adopted to add the structure with the back molding style, the empennage is integrally of the hollow-out structure, two holes with large sizes exist in the empennage and a metal plate, the overall radian of the empennage spoiler is deviated to rear windshield glass, and air flow directly beats on back lifting door glass and a top cover metal plate after flowing through the empennage spoiler, so that noise in a vehicle is abnormal and obvious.

The hollow-out type empennage spoiler structure exists in the prior art, and due to the fact that air flow directly beats on the back-lifting door glass and the top cover metal plate after flowing through the empennage spoiler, noise in a vehicle is large, and therefore the technical problem of riding comfort is affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims at providing an empennage spoiler structure for there is fretwork formula empennage spoiler structure among the solution prior art because the reason of outer flow field air current, it is big on the large side to lead to the interior noise of car, thereby influences the technical problem of riding comfort.

The embodiment of the utility model adopts the following technical scheme:

the utility model provides an empennage spoiler structure, empennage spoiler structure includes empennage spoiler and empennage water conservancy diversion piece that are connected with the top cap panel beating of automobile body, empennage water conservancy diversion piece sets up empennage spoiler and top cap sheet metal connection's one side on the surface, empennage water conservancy diversion piece has just to the first cambered surface of car advancing direction.

Furthermore, the number of the empennage flow guide blocks is two, and the two empennage flow guide blocks are symmetrical about a central line of the empennage spoiler, wherein the central line is parallel to the front-back direction of the vehicle body.

Furthermore, the two empennage flow guide blocks respectively extend from the two ends of the empennage spoiler to the middle of the empennage spoiler.

Furthermore, the two ends of the spoiler are bent towards one side where the top cover metal plate is located respectively, and extend forwards to form an installation part with a second cambered surface, and the radian of the first cambered surface is the same as that of the second cambered surface.

Further, the fin spoiler includes fin spoiler body and decoration, the decoration covers the surface of one side of both ends face, the leading flank of fin spoiler body and keeping away from the top cap panel beating, on the decoration with fin spoiler body constitutes jointly the installation department, the second cambered surface is located on the decoration, fin water conservancy diversion piece sets up on the fin spoiler body.

Further, a sealing member is arranged on the end face of the tail end of the mounting part.

Furthermore, the middle of the spoiler body is provided with a middle support with one end connected with the top cover metal plate.

Furthermore, the surface of one side of the tail wing flow guide block, which faces the top cover metal plate, is provided with a sealing flexible filler.

Furthermore, the rear side surface of the empennage spoiler is provided with a high-level brake lamp.

The embodiment of the utility model provides a car is still provided, the car includes like foretell fin spoiler structure.

Compared with the prior art, the utility model discloses an embodiment's beneficial effect lies in:

an embodiment of the utility model provides an empennage spoiler structure, empennage spoiler structure includes empennage spoiler and empennage water conservancy diversion piece that are connected with the top cap panel beating of automobile body, empennage water conservancy diversion piece sets up empennage spoiler and top cap sheet metal connection's one side on the surface, empennage water conservancy diversion piece has just to the first cambered surface of car advancing direction. The air current of fin spoiler passes through on the fin water conservancy diversion piece carry out the water conservancy diversion in the first cambered surface for the flow direction of air current changes, can not directly clap and beat on lifting back door glass and top cap panel beating, thereby is showing the noise that reduces the fin spoiler and brings, and then improves noise in the car, promotes whole car and takes the travelling comfort. The technical problem that in the prior art, due to the fact that air flow directly beats on the lift back door glass and the top cover metal plate after flowing through the empennage spoiler, noise in a vehicle is large, and riding comfort is affected is effectively solved.

The embodiment of the utility model provides a car through adopting foretell fin spoiler structure, can solve the fretwork formula fin spoiler structure that exists among the prior art effectively, because the air current flows through behind the fin spoiler, directly pat to lift back of the body door glass and top cap panel beating on, lead to the interior noise big on the side to the technical problem of travelling comfort is taken in the influence.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a spoiler structure in the prior art according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an empennage spoiler structure according to an embodiment of the present invention;

fig. 3 is a schematic structural view of another angle of an empennage spoiler structure according to an embodiment of the present invention;

fig. 4 is a simulation analysis diagram of noise generated in a vehicle by an empennage spoiler structure according to an embodiment of the present invention and an empennage spoiler structure in the prior art;

fig. 5 is a noise analysis diagram of the spoiler structure in actual measurement on a road, which is provided by the embodiment of the present invention.

Wherein:

100. an empennage spoiler; 110. an empennage spoiler body; 120. a decorative member; 121. a second arc surface; 130. an empennage flow guide block; 131. a first arc surface; 132. sealing the flexible filler; 140. an installation part; 141. a seal member; 150. a middle support; 160. high mounted stop lamp.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, fig. 1 is a hollow-out spoiler 100 structure of the prior art, which has a problem that noise in a vehicle is abnormal and obvious because the entire spoiler is hollow-out and has two holes with larger size than that of a metal plate, and the radian of the entire spoiler 100 is biased to a rear windshield, and an air flow directly beats on a hatchback door glass and a top cover metal plate after flowing through the spoiler 100. As shown in fig. 4 and 5, the abscissa and the ordinate of fig. 4 and 5 are both sound pressure levels and frequencies, which can be clearly known from simulation analysis and actual road measurement, the sound pressure level of the hollowed-out spoiler 100 adopted in the prior art is abnormally high near 500Hz, and the noise of the spoiler can be clearly sensed in the vehicle; subjective evaluation was less than 5 points, which is an essential optimization term.

The embodiment provides a tail spoiler 100 structure for improving high-speed wind noise, the tail spoiler 100 structure comprises a tail spoiler 100 and a tail deflector 130 which are connected with a top cover metal plate of a vehicle body, the tail deflector 130 is arranged on the surface of one side of the tail spoiler 100, which is connected with the top cover metal plate, and the tail deflector 130 has a first cambered surface 131 facing the advancing direction of a vehicle. That is, the surface of the first arc surface 131 facing the forward direction of the vehicle is the surface facing the forward direction of the vehicle when the vehicle travels.

The air current that flows through fin spoiler 100 passes through on fin water conservancy diversion piece 130 on the first cambered surface 131, the flow direction of air current changes, can not directly clap and beat on back of a body door glass and the top cap panel beating to show the noise that reduces fin spoiler 100 and bring, and then improve noise in the car, promote whole car and take the travelling comfort. The technical problem that in the prior art, due to the fact that air flow directly beats on the hatchback door glass and the top cover metal plate after flowing through the empennage spoiler 100, the noise in a vehicle is large, and riding comfort is affected in the hollow empennage spoiler 100 structure is effectively solved.

In order to better guide the airflow on the tail spoiler 100, two tail deflector blocks 130 are provided, and the two tail deflector blocks 130 are symmetrical with respect to a center line of the tail spoiler 100 parallel to the front-rear direction of the vehicle body. So that the tail spoiler 130 can guide flow on both sides and the aesthetic appearance of the tail spoiler 100 can be increased.

The two tail deflector blocks 130 extend from two ends of the tail spoiler 100 to the middle of the tail spoiler 100. The diversion can be performed more effectively so that the air flow can flow on the tail spoiler 100 and the tail deflector block 130 more smoothly.

The two ends of the empennage spoiler 100 are respectively bent towards one side where the top cover metal plate is located and extend forwards to form the mounting part 140 with the second cambered surface 121, the empennage spoiler 100 is connected with the top cover metal plate through the mounting parts 140 at the two ends, the end surface of the mounting part 140 bent towards one side of the top cover metal plate is connected with the top cover metal plate, and in order to prevent a gap from being formed between the mounting part 140 and the top cover metal plate, a sealing part 141 is arranged on the end surface of the mounting part 140 bent towards one side of the top cover metal plate, the sealing part 141 can be flexible colloid or sealing sponge and the like, the sealing part 141 is arranged on the end surface of the mounting part 140 bent towards one side of the top cover metal plate, so that the mounting part 140 and the top cover metal plate can directly form a sealing structure, the gap between the mounting part 140 and the top cover metal plate is avoided, and the air flow can flow through the mounting part 140 and the top cover metal plate, noise is generated in the gap, and riding experience in the automobile is affected.

The installation part 140 is provided with an installation stud, and the installation part 140 and the top cover metal plate are installed together through the installation stud.

In order to further reinforce the coupling force between the spoiler 100 and the top cover metal plate, a middle bracket 150 having one end connected to the top cover metal plate is disposed in the middle of the spoiler body 110. The binding force between the spoiler 100 and the roof panel beating is further strengthened, thereby avoiding the danger that the spoiler 100 falls off from the roof panel beating under the action of the air current when the vehicle runs at high speed.

The empennage guide block 130 is arranged between the empennage spoiler 100 and a top cover metal plate, and the empennage guide block 130 and the empennage spoiler 100 can be of an integrally formed structure, and can also be connected in a welding connection mode or other modes such as bolt connection and the like; the bottom surface of the tail guide block 130 may contact with the top cover metal plate, or a sealing flexible filler 132 is disposed on the surface of the tail guide block 130 on the side close to the top cover metal plate, that is, the tail guide block 130 is connected with the top cover metal plate through the sealing flexible filler 132; the sealing flexible filler 132 can be a sealing ring, a sealant or a sealing sponge and the like, which can play a sealing role, so that when the rigid empennage guide block 130 is connected with the rigid top cover metal plate, a gap is formed, noise is generated between the empennage guide block 130 and the top cover metal plate, and riding experience in a vehicle is influenced.

The fin water conservancy diversion piece 130 can be located on each position of fin spoiler 100 bottom, can set up according to the direction of flowing through of air current, and can know through the simulation, works as fin water conservancy diversion piece 130 is located during fin spoiler 100's centre, also can play thereby showing the noise that reduces fin spoiler 100 and bring, and then improve the noise in the car, promotes the effect that whole car took the travelling comfort, works as fin water conservancy diversion piece 130 is located when fin spoiler 100's tip is last, can reduce the noise that fin spoiler 100 brought most effectively, and then improves the noise in the car, promotes the effect that whole car took the travelling comfort. In order to further reduce the noise caused by the spoiler 100 and further improve the noise in the vehicle, the two spoiler baffles 130 are respectively disposed at two ends of the spoiler 100 according to this embodiment. The air current that can flow through the fin spoiler 100 is water conservancy diversion effectively through the fin water conservancy diversion piece 130 at both ends respectively to the realization can not directly clap and beat on hatchback door glass and top cap panel beating, thereby is showing the noise that reduces fin spoiler 100 and brings, and then improves noise in the car, promotes the effect that the travelling comfort was taken to whole car.

In order to enable the tail deflector block 130 to guide flow more effectively, the arc degree of the first arc surface 131 is the same as that of the second arc surface 121. When the air current is flowing through the spoiler 100, the radian of the second cambered surface 121 is consistent with that of the first cambered surface 131, and the air current can be effectively guided in the same direction, so that the noise caused by the spoiler 100 can be effectively reduced, the noise in a vehicle can be further improved, and the riding comfort of the whole vehicle can be improved. As shown in fig. 2 and 3, the width of the spoiler is 42mm, the length of the spoiler is 175mm, and the distance from the spoiler block 130 to the middle bracket 150 is 300 mm; the thickness of the sealing sponge is 4mm, and the width of the sealing sponge is 30 mm.

The empennage spoiler 100 comprises an empennage spoiler body 110 and a decoration 120, the decoration 120 covers two end surfaces and a front side surface of the empennage spoiler body 110 and a surface of one side of a metal plate far away from a top cover, the decoration 120 is arranged on the empennage spoiler body 110 and jointly forms the installation part 140, the second arc surface 121 is located on the decoration 120, and the empennage deflector block 130 is arranged on the empennage spoiler body 110. The decoration 120 mainly increases the smoothness of the surface of the empennage spoiler 100, reduces friction when an air current flows through the empennage spoiler 100, increases the streamline shape of the empennage spoiler 100, reduces noise caused by friction when the air current flows through the empennage spoiler 100, and increases the corrosion resistance of the empennage spoiler 100.

A high mounted stop lamp 160 is provided behind the empennage spoiler 100. The high-order brake lamp 160 is connected with an ECU of the vehicle, when the vehicle brakes, the high-order brake lamp 160 emits light, and therefore the rear vehicle can be effectively reminded that the front vehicle brakes.

As shown in fig. 4 and 5, the structure of the spoiler 100 according to the present embodiment can reduce the sound pressure level of the noise on the spoiler 100 by about 4dB in the frequency band of 500 Hz;

the result of the invention can improve the sound pressure level of the back-row passenger by 0.7dB, the speech definition is improved by 2.8 percent, the subjective score is improved from 5 to 6.5, and the improvement effect is obvious.

The present embodiment also provides an automobile including the empennage spoiler 100 structure for improving high-speed wind noise as described above.

The embodiment of the utility model provides a car, through adopting foretell fin spoiler 100 structure that is used for improving high-speed wind and makes an uproar, can solve fretwork formula fin spoiler 100 structure that exists among the prior art effectively, because the air current flows through fin spoiler 100 back, directly pat on lifting back door glass and top cap panel beating, lead to the interior noise of car big on the side to the technical problem of travelling comfort is taken in the influence.

It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process of the automobile described above may refer to a corresponding process in the structural embodiment of the front longitudinal beam 1, and is not described herein again.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an empennage spoiler structure, its characterized in that, empennage spoiler structure includes empennage spoiler and empennage water conservancy diversion piece that are connected with the top cap panel beating of automobile body, empennage water conservancy diversion piece sets up the empennage spoiler is on the surface with one side of top cap panel beating, empennage water conservancy diversion piece has just to the first cambered surface of car advancing direction.

2. The fin spoiler structure according to claim 1, wherein the fin guide blocks are provided in two numbers, and the two fin guide blocks are symmetrical with respect to a center line of the fin spoiler parallel to a front-rear direction of a vehicle body.

3. The fin spoiler structure according to claim 2, wherein both of the fin guide blocks extend from both ends of the fin spoiler toward a middle portion of the fin spoiler, respectively.

4. The fin spoiler structure according to claim 1, wherein both ends of the fin spoiler are bent toward one side of the top cover metal plate, respectively, and extend forward to form an installation part having a second arc surface, and the radian of the first arc surface is the same as that of the second arc surface.

5. The empennage spoiler structure according to claim 4, wherein the empennage spoiler comprises an empennage spoiler body and a decoration, the decoration covers two end surfaces and a front side surface of the empennage spoiler body and a surface of one side of a metal plate far away from a top cover, the decoration and the empennage spoiler body jointly form the installation part, the second cambered surface is located on the decoration, and the empennage deflector is arranged on the empennage spoiler body.

6. A fin spoiler structure according to claim 4, wherein a seal is provided on an end face of the mounting portion distal end.

7. The spoiler structure according to claim 5, wherein a middle bracket having one end connected to the top cover metal plate is provided in the middle of the spoiler body.

8. A spoiler structure according to claim 1, characterized in that a sealing flexible filler is provided on the surface of the spoiler block on the side facing the sheet metal cover.

9. A tail spoiler structure according to claim 1, wherein a high mounted stop light is provided on a rear side of the tail spoiler.

10. A vehicle, characterized in that it comprises a spoiler structure according to any one of claims 1-9.