CN216580101U

CN216580101U - Initiative air-inlet grille and car

Info

Publication number: CN216580101U
Application number: CN202123088791.2U
Authority: CN
Inventors: 郝旭飞; 杨勇; 李靖; 刘松高; 刘雷峰
Original assignee: Guangzhou Automobile Group Co Ltd
Current assignee: Guangzhou Automobile Group Co Ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-24
Anticipated expiration: 2031-12-09

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

Initiative air-inlet grille and car

Technical Field

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

Background

The air inlet grille is an important component of the front modeling of the automobile, influences the design style of the whole automobile, and is also an inlet for air to flow into an engine compartment of the automobile. Currently, air intake grilles on most vehicles are fixed structures, and Active Grille Systems (AGS) are devices that open or close louver blades of air intake grilles at a certain angle by measuring information such as engine water temperature, engine oil temperature, air conditioning System state, intake air temperature and the like and controlling a motor.

The active air intake grille has the characteristics of relatively low cost and obvious oil saving effect, and is popularized and applied in the automobile market at present. The opening of the front air inlet grille is reasonably controlled in the running process, so that the aim of adjusting the cooling air quantity entering an engine compartment is fulfilled, the internal circulation resistance in the running process is reduced, and the fuel economy of the whole vehicle is improved. Meanwhile, the active air inlet grille can improve emission in the engine warming process and improve the driving performance of the whole vehicle, and is applied to more middle-high end vehicle types, and part of compact vehicle types are also applied.

Researches show that the warming time can be reduced by adopting AGS at low temperature so as to achieve the purpose of reducing oil consumption; and when the air conditioner is in a cooling function, the AGS can be controlled to be in a proper opening degree to reduce the wind resistance. The active air intake grille has important significance for the performance of the whole vehicle, and is mainly embodied in the following aspects: the wind resistance of the whole vehicle is reduced by reducing the internal flow resistance, and the carbon dioxide emission and the oil consumption of the whole vehicle are reduced; the dynamic property (acceleration performance and maximum speed) of the whole vehicle is improved; the cold start performance of the whole vehicle is improved, and the grille is closed during cold start to prevent cold air from entering the engine room and reduce the heat dissipation capacity of the engine; improving the noise of the engine under the idle working condition; the performance of the cooling system is improved, and the service life is prolonged.

At present, an air inlet grille system of an automobile is composed of an upper grille system and a lower grille system which are separated from each other, a large distance is reserved between the upper grille system and the lower grille system, and the upper grille system and the lower grille system are respectively provided with a frame structure, so that the split structural form is difficult to form tight sealing connection with a front bumper, airflow and heat backflow are easily caused to form turbulence in the front anti-collision beam area, and the heat management performance of the front end of the automobile is affected.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, an object of the present invention is to provide an active grille and an automobile, so as to solve the problem that the existing grille system is composed of an upper grille system and a lower grille system which are separated, and the separated structural form is difficult to form a tight sealing connection with a front bumper, which easily causes airflow and thermal backflow to form turbulence in a front bumper beam region, thereby affecting the thermal management performance of the front end of the automobile.

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

one aspect of the utility model provides a driving air inlet grille, which comprises a grille framework, an upper air inlet grille group, a lower air inlet grille group, a transmission connecting rod and a driving motor, wherein the grille framework is installed on the front side of a front anti-collision beam, the upper air inlet grille group and the lower air inlet grille group are arranged in the grille framework from top to bottom, the upper air inlet grille group and the lower air inlet grille group are in transmission connection through the transmission connecting rod, the lower air inlet grille group comprises a lower grille driving blade and a plurality of lower grille driven blades, the driving motor is in transmission connection with the lower grille driving blade, and when the driving motor drives the lower grille driving blade to rotate, the lower grille driving blade drives the upper air inlet grille group and the lower grille driven blades to synchronously rotate through the transmission connecting rod.

Preferably, the grid frame includes a frame body in a square shape and a connection part transversely connected in the frame body.

Preferably, a boss structure is arranged on the front side of the connecting part, and the front side of the boss structure protrudes out of the front side of the transmission connecting rod.

Preferably, the connecting portion is disposed at a middle portion of the lower intake grill set, and the lower grill active vanes are disposed below the connecting portion.

Preferably, the driving motor is disposed at a rear side of the transmission link, and the driving motor is located at a bottom of the grill frame.

Preferably, the upper intake grill set includes left and right upper grill vanes disposed left and right, the lower grill driving blade includes left and right lower grill driving blades disposed left and right, the lower grill driven blade includes left and right lower grill driven blades disposed left and right, the transmission link is vertically disposed between the left and right upper grill blades, between the left and right lower grill driving blades, and between the left and right lower grill driven blades, and a front side of the transmission link protrudes forward from the upper and lower intake grill sets.

Preferably, the length of the grill vanes of the upper intake grill set is smaller than the length of the grill vanes of the lower intake grill set.

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

Preferably, the left side and the right side of the back of the grid frame are respectively provided with a pressing plate, and the pressing plates are connected with the edge of the grid frame in a pressing mode so as to install the end portions of the grid blades.

Another aspect of the utility model is to provide an automobile comprising a body including an active grille as described above.

Compared with the prior art, the active air intake grille and the automobile provided by the embodiment of the utility model have the beneficial effects that:

the active air inlet grille is provided with the integrated grille framework, and the upper air inlet grille group and the lower air inlet grille group are vertically arranged in the same grille framework, so that compared with the existing split framework structure, the active air inlet grille can reduce the peripheries of the two frameworks, and on one hand, the active air inlet grille and the front bumper structure and the like can be tightly and hermetically connected, thereby avoiding the turbulence of airflow and heat reflux in the front anti-collision beam area in the air inlet grille of the split framework structure, and effectively improving the heat management performance and the aerodynamic performance of the front end of an automobile; on the other hand, the weight can be reduced by 200-500 g, and the cost is reduced. In addition, the utility model can realize the synchronous control of the upper air inlet grille group and the lower air inlet grille group by adopting a single driving motor, thereby reducing one driving motor, facilitating the arrangement of the driving motor, reducing the cost and the weight and reducing the maintenance cost.

Drawings

FIG. 1 is a schematic front view of an active grille shutter according to an embodiment of the present invention;

FIG. 2 is a schematic rear view of an active grille shutter according to an embodiment of the present invention;

FIG. 3 is a schematic view of the installation of the active grille and the front impact beam according to the embodiment of the utility model;

FIG. 4 is a schematic sectional view illustrating the installation of the active grille and the front impact beam according to the embodiment of the present invention;

in the figure, 100, the active intake grille; 200. a front impact beam; 300. a compression condenser; 400. a front end module central support bracket;

1. a grid frame; 11. a frame body; 12. a connecting portion; 2. a transmission connecting rod; 3. a drive motor; 41. an upper left grille vane; 42. an upper right grille vane; 51. a left lower grid driving blade; 52. a right lower grid driving blade; 61. a lower left grille follower vane; 62. a lower right grille follower vane; 71. an upper grid pressing plate; 72. and a lower grid pressing plate.

Detailed Description

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

In the present invention, the top, bottom, left, and right directions are divided based on the drawings, where "front" refers to the direction from the vehicle rear to the vehicle front, "rear" refers to the direction from the vehicle front to the vehicle rear, "lateral" refers to the vehicle width direction, and "vertical" refers to the vehicle height direction.

As shown in fig. 1 to 4, the active grille shutter 100 according to the embodiment of the present invention includes a grille frame 1, an upper grille shutter set, a lower grille shutter set, a transmission link 2 and a driving motor 3, where the grille frame 1 is an integrated frame structure, the grille frame 1 is installed at the front side of a front impact beam 200, the upper grille shutter set and the lower grille shutter set are arranged in the grille frame 1 in an up-down manner, the upper grille shutter set and the lower grille shutter set are in transmission connection through the transmission link 2, the lower grille shutter set includes a lower grille driving blade and a plurality of lower grille driven blades, and the driving motor 3 is in transmission connection with the lower grille driving blade. Each grid blade of the upper air inlet grid set is a driven blade, the driving motor 3 drives the lower grid driving blade to rotate, the lower grid driving blade drives the grid blades of the upper air inlet grid set and the lower grid driven blades to rotate synchronously through the transmission connecting rod 2 while the lower grid driving blade rotates, all the grid blades of the driving air inlet grid 100 are opened in a synchronous rotating mode, air enters from the space between the adjacent grid blades, the driving motor 3 and the transmission connecting rod can be used for controlling the work of the driving air inlet grid 100, one driving motor is reduced, the cost is reduced, the weight is reduced, and the required arrangement space is reduced.

The active air intake grille 100 is provided with the integrated grille frame 1, and the upper air intake grille group and the lower air intake grille group are vertically arranged in the same grille frame 1, so that compared with the existing split frame structure, the active air intake grille 100 can reduce the peripheries of the two frames, and on one hand, the active air intake grille 100 can be tightly and hermetically connected with a front bumper structure and the like, thereby avoiding the turbulence of airflow and heat reflux in the front anti-collision beam area in the air intake grille of the split frame structure, and effectively improving the heat management performance and the aerodynamic performance of the front end of the automobile; on the other hand, the weight can be reduced by 200-500 g, and the cost is reduced.

In addition, the integrated frame structure ensures that the grating frame 1 is formed in one step only by adopting a pair of dies and injection molding, thereby reducing the die cost and the processing cost; the integrated grid frame 1 is only detected, packaged and transported once, and the packaging volume is small, so that the packaging and transportation cost is reduced; the integrated grid frame 1 is assembled on the whole vehicle production line, and only one workpiece taking is needed by a worker, so that the one-time workpiece taking is reduced, and the operation efficiency is improved; the integrated grid frame 1 can improve the modal performance of parts and is beneficial to weight reduction and cost reduction.

The grid frame 1 comprises a frame body 11 and a connecting part 12, wherein the frame body 11 is in a shape like a Chinese character kou, and the connecting part 12 is transversely connected in the frame body 11. The position of the connecting portion 12 corresponds to the position of the front impact beam 200. In this embodiment, the connecting portion 12 is disposed in the middle of the lower intake grille group, the lower grille driving blade is disposed below the connecting portion 12, the connecting portion 12 divides the lower intake grille group into an upper portion and a lower portion, and the number of grille blades of the upper intake grille group and the lower intake grille group of the lower portion is equal. Further, the driving motor 3 is disposed at the rear side of the driving link 2, and the driving motor 3 is located at the bottom of the grill frame 1, so as to facilitate the connection of the driving motor 3 with the lower grill 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 out of the front side of the transmission link 2. When a vehicle collides, the vehicle firstly collides with the peripheral edge and the boss structure of the frame body 11, and the frame body 11 and the boss structure absorb part of the collision energy, so that the transmission connecting rod 2 can be effectively protected, and the transmission connecting rod 2 is prevented from being directly broken, thereby ensuring that the active grille 100 can normally operate. Further, boss structure includes left boss and right boss, and left boss and right boss are located transmission connecting rod 2's the left and right sides respectively, and left boss and right boss all include vertical portion and horizontal part, and vertical portion sets up in the one side that is close to transmission connecting rod 2, and the horizontal part is connected in the middle part of vertical portion, and the horizontal part extends to the one side of keeping away from transmission connecting rod 2 and arranges, and the height of horizontal part reduces gradually to the one side of keeping away from transmission connecting rod 2.

In the present embodiment, the upper intake grill set includes left and right

upper grill vanes

41 and 42 disposed left and right, the lower grill driving blade includes left and right lower

grill driving blades

51 and 52 disposed left and right, the lower grill driven blade includes left and right lower grill driven

blades

61 and 62 disposed left and right, the transmission link 2 is vertically disposed between the left and right

upper grill vanes

41 and 42, between the left and right lower

grill driving blades

51 and 52, and between the left and right lower grill driven

blades

61 and 62, and a front side of the transmission link 2 protrudes forward from the upper and lower intake grill sets. The transmission connecting rod 2 is vertically arranged at the position, close to the middle part, of the frame main body, power is conveniently transmitted to the grille blades on the left side and the right side by the transmission connecting rod 2, the rotation synchronism of the grille blades on the left side and the right side is favorably ensured, in addition, the transmission connecting rod 2 is arranged on the front side of each grille blade, the rear area of each grille blade can be effectively increased, the arrangement space of the compression condenser 300, the front anti-collision beam 200 and the front end module central support frame 400 can be increased, the front suspension of the whole automobile is shortened, the axle distance can be increased by the short front suspension under the condition that the size of the whole automobile is certain, and the riding space of a passenger compartment is increased; moreover, the transmission connecting rod 2 is arranged in front, so that the visibility of the transmission connecting rod 2 is enhanced, and the fault judgment is facilitated.

Specifically, one end of the left upper grid blade 41 is rotatably connected with the frame body 11, and the other end of the left upper grid blade 41 is in transmission connection with the transmission connecting rod 2; one end of the right upper grille blade 42 is rotatably connected with the frame body 11, and the other end of the right upper grille blade 42 is in transmission connection with the transmission connecting rod 2; one end of the left lower grid driving blade 51 is rotatably connected with the frame body 11, and the other end of the left lower grid driving blade 51 is in transmission connection with the transmission connecting rod 2; one end of the right lower grid driving blade 52 is rotatably connected with the frame body 11, and the other end of the right lower grid driving blade 52 is in transmission connection with the transmission connecting rod 2; one end of the left lower grid driven blade 61 is rotatably connected with the frame body 11, and the other end of the right lower grid driven blade 62 is in transmission connection with the transmission connecting rod 2. A plurality of rotating shafts are arranged on the transmission connecting rod 2 at intervals along the length direction, each grid blade is respectively and rotatably arranged on the rotating shafts, and the rotating shafts are in transmission connection. In the present embodiment, the number of the upper left grill vanes 41 and the number of the upper right grill vanes 42 are each one; the number of the left lower grill driving vanes 51 and the right lower grill driving vanes 52 is one, and the number of the left lower grill driven vanes 61 and the right lower grill driven vanes 62 is 7. Wherein five left lower grill follower vanes 61 are disposed on the upper side of the left lower grill drive vane 51, and two left lower grill follower vanes 61 are disposed on the lower side of the left lower grill drive vane 51; the arrangement of the right lower grill follower vanes 62 and the right lower grill drive vanes 52 is the same as the left side and will not be described again. Of the five lower left grill driven vanes 61 located on the upper side of the lower left grill driving vane 51, four lower left grill driven vanes 61 are located above the connecting portion 12, and the other lower left grill driven vane 61 is located below the connecting portion 12.

It should be noted that the specifications of the left lower grille driven vanes 61 in the lower intake grille group are identical and can be used universally, and the specifications of the right lower grille driven vanes 62 in the lower intake grille group are identical and can be used universally, so that the tooling cost is reduced.

Further, the length of the grille blades of the upper intake grille group is smaller than the length of the grille blades of the lower intake grille group. Preferably, the length of the left upper grill blade 41 is greater than the length of the right upper grill blade 42, the length of the left lower grill driving blade 51 is greater than the length of the right lower grill driving blade 52, the length of the left lower grill driving blade 51 is equal to the length of the left lower grill driven blade 61, and the length of the right lower grill driving blade 52 is equal to the length of the right lower grill driven blade 62. The length of the grid blade on the left side of the transmission connecting rod 2 is larger than that of the grid blade on the right side of the transmission connecting rod 2, so that the transmission connecting rod 2 is located on the right side of the central line of the frame body, and the positions of a camera, an adaptive control cruise device and the like on the transmission connecting rod 2 and the front bumper are transversely staggered in an asymmetric arrangement mode, so that the arrangement is convenient, the gap between the front bumper and the active air inlet grid 100 does not need to be increased, and the length of the whole vehicle does not need to be increased.

In this embodiment, the left side and the right side of the back of the grid frame 1 are both provided with pressing plates, and the pressing plates are in press fit connection with the edge of the grid frame 1 to mount the end parts of the grid blades. The upper air inlet grille group is matched with two pressing plates, namely an upper grille pressing plate 71, and the two upper grille pressing plates 71 can be used commonly; because the connecting part 12 is arranged in the middle of the lower intake grille group, the lower intake grille group is matched with four pressing plates, namely the lower grille pressing plates 72, and the four lower grille pressing plates 72 can be used universally on the lower intake grille group, so that the tooling cost is reduced.

Embodiments of the present invention further provide an automobile, which includes a body, and the body includes the active grille shutter 100 as described above. Other parts of the automobile and the connection mode thereof are the prior art, and the utility model is not described in detail.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an initiative air-inlet grille, its characterized in that includes grille framework, last air-inlet grille group, lower air-inlet grille group, transmission connecting rod and driving motor, grille framework installs the front side of crashproof roof beam in the front, go up air-inlet grille group with arrange from top to bottom down in the grille framework down, go up air-inlet grille group with lower air-inlet grille group passes through the transmission connecting rod transmission is connected, lower air-inlet grille group includes lower grid driving blade and a plurality of lower grid driven blade, driving motor with lower grid driving blade transmission is connected, the driving motor drive when lower grid driving blade rotates, lower grid driving blade passes through the transmission connecting rod drives go up air-inlet grille group with lower grid driven blade synchronous rotation.

2. The active grille shutter of claim 1, wherein the grille frame includes a frame body having a square shape and a connecting portion connected transversely in the frame body.

3. The active grille shutter of claim 2 wherein a front side of the connecting portion is provided with a boss structure, the boss structure having a front side that projects out of a front side of the drive link.

4. The active grille shutter of claim 2, wherein the connecting portion is disposed in a middle of the lower grille shutter set, the lower grille active vanes being disposed below the connecting portion.

5. The active grille shutter of claim 4 wherein the drive motor is disposed rearward of the drive link and the drive motor is located at a bottom of the grille frame.

6. The active grille shutter as claimed in claim 1, wherein the upper grille shutter group includes left and right upper grille vanes disposed left and right, the lower grille driving blade includes left and right lower grille driving blades disposed left and right, the lower grille driven blade includes left and right lower grille driven blades disposed left and right, the transmission link is vertically disposed between the left and right upper grille blades, between the left and right lower grille driving blades, between the left and right lower grille driven blades, and a front side of the transmission link projects forward from the upper and lower grille groups.

7. The active grille shutter of claim 6, wherein the length of the grille vanes of the upper grille shutter set is less than the length of the grille vanes of the lower grille shutter set.

8. The active grille shutter as claimed in claim 7 wherein the upper left grille shutter blade has a length greater than the upper right grille blade, the lower left grille driving blade has a length greater than the lower right grille driving blade, the lower left grille driving blade has a length equal to the lower left grille driven blade, and the lower right grille driving blade has a length equal to the lower right grille driven blade.

9. The active grille shutter of claim 1 wherein pressure plates are disposed on both sides of the rear face of the grille frame, the pressure plates being press-fit connected to the edges of the grille frame for mounting the ends of the grille vanes.

10. An automobile, characterized by comprising a body comprising an active grille according to any one of claims 1 to 9.