CN216580101U - Initiative air-inlet grille and car - Google Patents

Abstract

The utility model relates to the technical field of automobiles and discloses a driving air inlet grille and an automobile. The integrated grille framework is arranged, turbulence of airflow and heat reflux in the front anti-collision beam area in the air inlet grille is avoided, and control of each air inlet grille blade by adopting a single motor can be realized.

Description

Active air intake grille and automobile

technical field

The utility model relates to the technical field of automobiles, in particular to an active air intake grille and an automobile.

Background technique

The air intake grille is an important part of the front shape of the car, which affects the design style of the whole car, and is also the entrance for air to flow into the engine compartment of the car. At present, the air intake grille on most vehicles is a fixed structure, and the Active Grille System (AGS) measures the engine water temperature, oil temperature, air conditioning system status, intake air temperature and other information, and relies on control The motor realizes the device that the louvers of the air intake grille are opened at a certain angle or closed.

The active air intake grille has the characteristics of relatively low cost and obvious fuel saving effect, and has been widely used in the automobile market. By reasonably controlling the opening of the front air intake grille during driving, the purpose of adjusting the cooling air volume entering the engine compartment can be achieved, the internal circulation resistance during driving is reduced, and the fuel economy of the entire vehicle is improved. At the same time, the active air intake grille can improve the emissions during the engine warm-up process and improve the driving performance of the whole vehicle. It is widely used in mid-to-high-end models, and some compact models are also used.

Studies have shown that using AGS at low temperature can reduce the warm-up time to reduce fuel consumption; at high speed, using AGS can reduce the wind resistance of the vehicle and improve the power performance. Even when the air conditioner is in the cooling function, the AGS can still be controlled at an appropriate opening. Reduce wind resistance. The active air intake grille is of great significance to the performance of the vehicle, which is mainly reflected in the following aspects: reducing the wind resistance of the vehicle by reducing the internal flow resistance, reducing the carbon dioxide emissions and fuel consumption of the vehicle; improving the power of the vehicle (acceleration performance and Maximum vehicle speed); improve the cold start performance of the whole vehicle, during cold start, close the grille to prevent cold air from entering the engine room and reduce the heat dissipation of the engine; improve the engine noise under idling conditions; improve the performance of the cooling system and prolong the service life.

At present, the air intake grille system of the car is composed of a split upper grille system and a lower grille system. There is a large distance between the upper grille system and the lower grille system. The upper grille system and the lower grille system One frame structure is provided for each, which makes it difficult for the split structure to form a tight sealing connection with the front bumper, which may easily lead to turbulent flow in the area of the front bumper beam and affect the thermal management performance of the front end of the car.

Utility model content

In view of the above problems, the purpose of the present utility model is to provide an active air intake grille and an automobile, so as to solve the problem that the existing air intake grille system is composed of a split upper grille system and a lower grille system, and the split structure It is difficult to form a tight sealing connection between the form and the front bumper, which may easily lead to turbulent flow in the area of the front bumper beam and heat flow, which affects the thermal management performance of the front end of the car.

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

One aspect of the present utility model is to provide an active air intake grille, comprising a grille frame, an upper air intake grille group, a lower air intake grille group, a transmission link and a drive motor, the grille frame is installed on the front On the front side of the anti-collision beam, the upper air intake grille group and the lower air intake grille group are arranged up and down in the grille frame, and the upper air intake grille group and the lower air intake grille group are arranged up and down in the grille frame. The group is driven and connected through the transmission link, the lower intake grill group includes a lower grill driving blade and a plurality of lower grill driven blades, and the drive motor is drivingly connected with the lower grill driving blade, so When the driving motor drives the driving vanes of the lower grille to rotate, the driving vanes of the lower grille drive the upper intake grille group and the driven vanes of the lower grille to rotate synchronously through the transmission link.

Preferably, the grille frame includes a frame body and a connecting portion, the frame body is in the shape of a mouth, and the connecting portion is laterally connected in the frame body.

Preferably, the front side of the connecting portion is provided with a boss structure, and the front side of the boss structure protrudes from the front side of the transmission link.

Preferably, the connecting portion is arranged in the middle portion of the lower air intake grille group, and the lower grille driving vanes are arranged below the connecting portion.

Preferably, the drive motor is arranged on the rear side of the transmission link, and the drive motor is located at the bottom of the grille frame.

Preferably, the upper air intake grill group includes left and right upper grill blades and left and right upper grill blades, and the lower grill active blade includes left and right lower grill active blades and right lower grill active blades, so The lower grille driven blade includes a left lower grille driven blade and a right lower grille driven blade arranged left and right, and the transmission link is vertically arranged between the left upper grille blade and the right upper grille blade. between the left lower grille driving vane and the right lower grille driving vane, between the left lower grille driven vane and the right lower grille driven vane, and the front side of the transmission link protrudes forward on the upper air intake grille group and the lower air intake grille group.

Preferably, the length of the grille vanes of the upper air intake grill group is smaller than the length of the grille vanes of the lower air intake grill group.

Preferably, the length of the upper left grille blade is greater than that of the upper right grille blade, the length of the lower left grille driving blade is greater than the length of the lower right grille driving blade, and the length of the lower left grille driving blade The length is equal to the length of the left lower grille driven vane, and the length of the right lower grille driving vane is equal to the length of the right lower grille driven vane.

Preferably, pressing plates are arranged on the left and right sides of the back of the grid frame, and the pressing plates are press-fitted and connected with the edge of the grid frame to install the ends of the grid blades.

Another aspect of the present invention is to provide an automobile including a body including the active air intake grille as described above.

Compared with the prior art, an active air intake grille and an automobile according to the embodiment of the present utility model have the beneficial effects of:

The active air intake grille of the embodiment of the present invention is provided with an integrated grille frame, and the upper air intake grille group and the lower air intake grille group are arranged up and down in the same grille frame. The utility model can reduce two frame peripheries. On the one hand, the active air intake grille and the front bumper structure can be more tightly sealed, thereby avoiding the need for the air intake grille of the split frame structure. The turbulent flow of airflow and heat return in the area of the front crash beam effectively improves the thermal management performance and aerodynamic performance of the front end of the car; on the other hand, it can reduce the weight by 200-500g and reduce the cost. In addition, the utility model can realize the synchronous control of the upper air intake grille group and the lower air intake grille group by a single drive motor, reducing one drive motor, which can facilitate the arrangement of the drive motor on the one hand, and reduce the cost on the other hand. Reduce weight and reduce maintenance costs.

Description of drawings

Fig. 1 is the front schematic diagram of the active air intake grill according to the embodiment of the present invention;

2 is a schematic view of the back of the active air intake grill according to the embodiment of the present invention;

3 is a schematic diagram of the installation of the active air intake grille and the front anti-collision beam according to the embodiment of the present invention;

4 is a schematic cross-sectional view of the installation of the active air intake grille and the front anti-collision beam according to the embodiment of the present invention;

In the figure, 100, active air intake grille; 200, front anti-collision beam; 300, compression condenser; 400, front-end module central support bracket;

1. Grille frame; 11. Frame body; 12. Connection part; 2. Transmission connecting rod; 3. Drive motor; 41. Upper left grille blade; 42. Upper right grille blade; , lower right grille active vane; 61, left lower grille driven vane; 62, right lower grille driven vane; 71, upper grille pressure plate; 72, lower grille pressure plate.

Detailed ways

The specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

It should be noted that the up, down, left, and right orientations in the present utility model are all based on the drawings. ” refers to the width direction of the vehicle body, and “vertical” refers to the height direction of the vehicle body.

As shown in FIGS. 1-4 , an active air intake grille 100 according to an embodiment of the present invention includes a grille frame 1 , an upper air intake grille group, a lower air intake grille group, a transmission link 2 and a drive The motor 3, the grille frame 1 is an integrated frame structure, the grille frame 1 is installed on the front side of the front anti-collision beam 200, and the upper air intake grille group and the lower air intake grille group are arranged up and down on the In the grille frame 1, the upper air intake grille group and the lower air intake grille group are drivingly connected through the transmission link 2, and the lower air intake grille group includes a lower grille active vane and a plurality of The lower grille driven blade, the drive motor 3 is drivingly connected with the lower grille driving blade. Among them, each grille blade of the upper air intake grille group is a driven blade, and the driving motor 3 drives the lower grille driving blade to rotate. When the lower grille driving blade rotates, the lower grille driving blade is driven by the transmission link 2 The grille vanes of the upper air intake grille group and the lower grille driven vanes rotate synchronously, so that all grille vanes of the active air intake grille 100 are rotated and opened synchronously, and the air enters between the adjacent grille vanes to realize The work of the active air intake grill 100 can be controlled by using one driving motor 3 and one transmission link, reducing one driving motor, reducing the cost, reducing the weight, and reducing the required arrangement space.

The active air intake grill 100 of the present invention is provided with an integrated grill frame 1, and the upper air intake grill group and the lower air intake grill group are arranged in the same grill frame 1 up and down. For the one-piece frame structure, the present invention can reduce two frame peripheries. On the one hand, the active air intake grille 100 and the front bumper structure can be more tightly sealed, thereby avoiding the air intake grille of the split frame structure. The turbulent flow of intermediate airflow and heat return in the area of the front crash beam effectively improves the thermal management performance and aerodynamic performance of the front end of the car; on the other hand, it can reduce the weight by 200-500g and reduce the cost.

Moreover, the integrated frame structure makes the grille frame 1 only need one pair of molds and only one injection molding, which reduces the cost of molds and processing costs; the inspection, packaging and transportation of the integrated grille frame 1 are only once, and The packaging volume is small, which reduces the cost of packaging and transportation; the assembly of the integrated grille frame 1 on the vehicle production line requires only one pick-up by the worker, which reduces one pick-up and improves the work efficiency; the integrated grille frame 1 can Improving the modal performance of components is conducive to reducing weight and cost.

The grille frame 1 includes a frame body 11 and a connecting portion 12 , the frame body 11 is in the shape of a mouth, and the connecting portion 12 is laterally connected in the frame body 11 . The position of the connecting portion 12 corresponds to the position of the front crash beam 200 . In this embodiment, the connecting portion 12 is arranged in the middle of the lower air intake grille group, the lower grille active vanes are arranged below the connecting portion 12, and the connecting portion 12 connects the lower air intake grille group It is divided into upper and lower parts, and the number of grille blades of the lower air intake grille group of the upper and lower parts is equal. Further, the driving motor 3 is arranged on the rear side of the transmission link 2, and the driving motor 3 is located at the bottom of the grille frame 1, so as to facilitate the connection between the driving motor 3 and the lower grille driving blade.

Preferably, the front side of the connecting portion 12 is provided with a boss structure, and the front side of the boss structure protrudes from the front side of the transmission link 2 . When the vehicle collides, it first hits the surrounding edges of the frame body 11 and the boss structure. The frame body 11 and the boss structure absorb part of the collision energy, which can effectively protect the transmission link 2 and prevent the transmission link 2 from being directly broken. , so as to ensure that the active air intake grille 100 can operate normally. Further, the boss structure includes a left boss and a right boss, the left boss and the right boss are respectively located on the left and right sides of the transmission link 2, and both the left boss and the right boss include a vertical portion and a horizontal portion. The straight part is arranged on the side close to the transmission link 2 , the horizontal part is connected to the middle part of the vertical part, and the horizontal part is extended to the side away from the transmission link 2 , and the height of the horizontal part is away from the transmission link 2 . gradually decrease on one side.

In this embodiment, the upper air intake grille group includes left upper grille vanes 41 and right upper grille vanes 42 arranged left and right, and the lower grille active vanes include left lower grille active vanes 51 and right lower grilles arranged left and right The grid driving blade 52, the lower grid driven blade includes a left lower grid driven blade 61 and a right lower grid driven blade 62 arranged left and right, and the transmission link 2 is vertically arranged on the left upper grid blade 41 and the upper right grille vane 42, between the left lower grille driving vane 51 and the right lower grille driving vane 52, and between the left lower grille driven vane 61 and the right lower grille driven vane 62 and the front side of the transmission link 2 protrudes forward from the upper air intake grille group and the lower air intake grille group. The transmission link 2 is vertically arranged at the position close to the middle of the frame body, which is convenient for the transmission link 2 to transmit power to the grille blades on the left and right sides, which is beneficial to ensure the synchronization of the rotation of the grille blades on the left and right sides. The transmission link 2 is arranged on the front side of each grille blade, which can effectively increase the rear area of the grille blade, thereby increasing the arrangement space of the compression condenser 300, the front anti-collision beam 200, and the front-end module central support bracket 400 , the front overhang of the whole vehicle is shortened, and in the case of a certain size of the whole vehicle, the short front overhang can increase the wheelbase and increase the seating space of the passenger compartment; and, the transmission link 2 is forwarded to enhance the transmission connection. The visibility of the lever 2 is convenient for fault diagnosis.

Specifically, one end of the upper left grille blade 41 is rotatably connected with the frame body 11, and the other end of the upper left grille blade 41 is drivingly connected with the transmission link 2; one end of the upper right grille blade 42 is rotatably connected with the frame body 11, and the upper right grille The other end of the blade 42 is drivingly connected with the transmission link 2; One end of the blade 52 is rotatably connected with the frame body 11, the other end of the right lower grille driving blade 52 is drivingly connected with the transmission link 2; one end of the left lower grille driven blade 61 is rotatably connected with the frame body 11, and the right lower grille is driven from The other end of the moving blade 62 is drivingly connected with the transmission link 2 . A plurality of rotating shafts are arranged on the transmission link 2 at intervals along the length direction, and each grille blade is respectively rotatably mounted on the rotating shaft, and the plurality of rotating shafts are connected by transmission. In this embodiment, the number of the upper left grille blade 41 and the number of the upper right grille blade 42 is one each; The numbers of the 61 and the lower right grille follower vanes 62 are seven each. Among them, the five left lower grille follower blades 61 are arranged on the upper side of the left lower grille driving blade 51, and the two left lower grille follower blades 61 are arranged on the lower side of the left lower grille driving blade 51; The arrangement of the vanes 62 and the lower right grille active vanes 52 is the same as that on the left side, and will not be repeated here. Among them, among the five lower left grille driven vanes 61 located on the upper side of the left lower grille active vane 51 , four of the left lower grille driven vanes 61 are located above the connecting portion 12 , and the other left lower grille driven vane 61 is located above the connecting portion 12 . 61 is located below the connecting portion 12 .

It should be pointed out that the specifications of each lower left grille follower vane 61 in the lower air intake grille group are exactly the same and can be used in common use, and the specifications of each right lower grille follower blade 62 in the lower air intake grille group are exactly the same. , can be universal, thereby reducing tooling costs.

Further, the length of the grille vanes of the upper air intake grille group is smaller than the length of the grille vanes of the lower air intake grille group. Preferably, the length of the upper left grille vane 41 is greater than the length of the upper right grille vane 42 , the length of the lower left grille driving vane 51 is greater than the length of the lower right grille driving vane 52 , and the lower left grille The length of the grid driving vane 51 is equal to the length of the lower left grid driven vane 61 , and the length of the right lower grid driving vane 52 is the same as the length of the right lower grid driven vane 62 . The length of the grille blade on the left side of the transmission link 2 is greater than the length of the grille blade on the right side, so that the transmission link 2 is located on the right side of the center line of the frame main body, and the asymmetrical arrangement makes the transmission link 2 and the front bumper. The positions of the cameras, adaptive cruise control, etc. are laterally staggered, so that the layout is convenient, and there is no need to increase the gap between the front bumper and the active air intake grille 100, and there is no need to increase the length of the entire vehicle.

In this embodiment, pressure plates are arranged on the left and right sides of the back of the grille frame 1 , and the pressure plates are press-fitted and connected with the edges of the grille frame 1 to install the ends of the grille blades. The upper air intake grille group is matched with two pressing plates, which are called the upper grille pressing plate 71, and the two upper grille pressing plates 71 can be used in common use; since the connecting part 12 is arranged in the middle of the lower air intake grille group, the lower air intake grille group matches The four pressing plates are called the lower grill pressing plate 72, and the four lower grill pressing plates 72 can be used in common in the lower air intake grill group, thereby reducing the tooling cost.

An embodiment of the present invention also provides an automobile, including a body, and the body includes the active air intake grille 100 as described above. Other parts of the automobile and their connection methods are in the prior art, and the present utility model will not describe them in detail.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present invention, several improvements and replacements can be made. These improvements And replacement should also be regarded as the protection scope of the present invention.

Claims (10)

1. An active air intake grille, characterized in that it comprises a grille frame, an upper air intake grille group, a lower air intake grille group, a transmission link and a drive motor, and the grille frame is installed in the front anti-collision system. On the front side of the beam, the upper air intake grille group and the lower air intake grille group are arranged up and down in the grille frame, and the upper air intake grille group and the lower air intake grille group pass through The transmission link is in transmission connection, the lower air intake grill group includes a lower grill driving blade and a plurality of lower grill driven blades, the driving motor is drivingly connected with the lower grill driving blade, and the driving When the motor drives the lower grille driving vane to rotate, the lower grille driving vane drives the upper air intake grille group and the lower grille driven vane to rotate synchronously through the transmission link. 2 . The active air intake grill according to claim 1 , wherein the grill frame comprises a frame body and a connecting part, the frame body is in the shape of a mouth, and the connecting part is laterally connected to the frame body. 3 . middle. 3 . The active air intake grill according to claim 2 , wherein a boss structure is provided on the front side of the connecting portion, and the front side of the boss structure protrudes out of the front of the transmission link. 4 . side. 4 . The active air intake grill according to claim 2 , wherein the connecting portion is arranged in the middle of the lower air intake grill group, and the lower grill active vanes are arranged at the middle of the connecting portion. 5 . below. 5 . The active air intake grill of claim 4 , wherein the driving motor is arranged on the rear side of the transmission link, and the driving motor is located at the bottom of the grill frame. 6 . 6 . The active air intake grille according to claim 1 , wherein the upper air intake grille group comprises left and right upper grille vanes and left and right upper grille vanes, and the lower grille active vanes include left and right grille vanes. 7 . The left lower grille driving vane and the right lower grille driving vane are arranged, the lower grille driven vane includes left and right lower grille driven vanes and right lower grille driven vanes, and the transmission link is vertically arranged Between the left upper grille vane and the right upper grille vane, between the left lower grille driving vane and the right lower grille driving vane, the left lower grille follower vane and the right lower grille follower vane and the front side of the transmission link protrudes forward from the upper air intake grille group and the lower air intake grille group. 7 . The active air intake grill of claim 6 , wherein the length of the grille vanes of the upper air intake grill group is smaller than the length of the grille vanes of the lower air intake grill group. 8 . 8 . The active air intake grill of claim 7 , wherein the length of the upper left grille vane is greater than that of the upper right grille vane, and the length of the lower left grille active vane is greater than that of the right grille vane. 9 . The length of the lower grille active vane, the length of the left lower grille active vane is equal to the length of the left lower grille driven vane, and the right lower grille active vane has the same length as the right lower grille driven vane are equal in length. 9 . The active air intake grill according to claim 1 , wherein pressing plates are arranged on the left and right sides of the back of the grill frame, and the pressing plates are press-fitted and connected with the edge of the grill frame, so as to compress the 9 . Install the ends of the grille blades. 10. An automobile, characterized by comprising a body, the body comprising the active air intake grille according to any one of claims 1-9.

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