CN220429870U - Active air inlet grille device and vehicle - Google Patents

Abstract

The utility model relates to the technical field of automobiles, in particular to an active air inlet grille device and a vehicle, and aims to solve the problems that in the prior art, in the use process of the active air inlet grille device, even if blades are all opened, the thickness of the blades still covers part of an air inlet area, 100% of effective air inlet cannot be achieved, the blades are opened or closed in a self-rotating mode, and the output torque of a driver is large and the cost is high. For this purpose, the active air inlet grille device comprises a blade driving mechanism and an air inlet grille, wherein the air inlet grille comprises an upper blade and a lower blade which are distributed up and down, and the blade driving mechanism is arranged to drive the upper blade and the lower blade to move up and down in a straight line so as to enable the air inlet grille to be in a closed state or a fully opened state. The utility model drives the upper blade and the lower blade to move up and down in a straight line which is close to or far away from each other through the blade driving mechanism, thereby realizing the purpose that the air inlet grille is completely opened to achieve 100% effective air inlet.

Description

Active air inlet grille device and vehicle

Technical Field

The utility model relates to the technical field of automobiles, and particularly provides an active air inlet grille device and a vehicle.

Background

During the last decades, active air intake grilles have been a logo arrangement for luxury automobiles that can be actively opened and closed according to thermal management requirements to achieve the optimum operating temperature conditions of the front compartment. When the vehicle is in a cold state, the grille is closed, so that the engine of the fuel automobile or the motor of the new energy automobile can quickly enter a better temperature state, and when the grille is opened, heat can be dissipated, the air resistance is reduced, and the economical efficiency is improved.

However, in the use process, even if the blades are all opened, the thickness of the blades still covers part of the air inlet area, 100% of effective air inlet cannot be achieved, the blades are opened or closed in a self-rotating mode, the output torque of the driver is large, the cost is high, and the noise is also large.

Accordingly, the present utility model is directed to a new active grille shutter arrangement and a vehicle for solving the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problems that in the prior art, even if the blades are fully opened in the use process of the active air inlet grille, the thickness of the blades still covers part of the air inlet area, 100% of effective air inlet cannot be achieved, the blades are opened or closed in a self-rotating mode, and the output torque of a driver is large, the cost is high and the noise is also large.

To this end, in a first aspect, the present utility model provides an active grille shutter arrangement comprising a frame, a vane drive mechanism and a grille shutter, both of which are disposed on the frame, the grille shutter comprising upper and lower vanes disposed vertically, the vane drive mechanism being arranged to drive the upper and lower vanes in a linear motion up and down to enable the grille shutter to be in a closed or fully open condition.

Under the condition of adopting the technical scheme, the upper blade and the lower blade are driven to move up and down in a straight line which is close to or far away from each other by the blade driving mechanism, so that the purpose of closing or opening the air inlet grille is realized, and as the upper blade and the lower blade move away from each other when the air inlet grille is opened, namely the upper blade moves upwards and the lower blade moves downwards, the purpose of fully opening the air inlet grille to achieve 100% air inlet is realized, the problem that the thickness of the blade covers part of the air inlet area to prevent the thickness of the blade from covering 100% of effective air inlet is avoided, and the front end cooling module of a vehicle is in an optimal temperature state; and the upper blade and the lower blade directly move up and down rather than rotationally, and the linear motion ensures that the air inlet pressure born by the blades is small relative to the air inlet pressure born by the rotational motion, so that the output torque of the driver is small, the noise is low, the cost of the whole vehicle is saved, and the perceived quality of the whole vehicle is improved.

In a specific embodiment of the active grille shutter device, the blade driving mechanism includes a driver and a transmission mechanism, the driver is fixed on the frame, the driver is connected with the transmission mechanism, the transmission mechanism is connected with the upper blade and the lower blade, and the transmission mechanism is configured to be capable of converting a rotational motion of the driver into an up-down linear motion of the upper blade and the lower blade.

In the specific embodiment of the active air inlet grille device, the number of the transmission mechanisms is two, and each transmission mechanism is connected with one upper blade and one lower blade; and/or

The transmission mechanism is positioned at two sides of the driver, and the upper blade and the lower blade connected with the transmission mechanism are positioned at one side of the transmission mechanism away from the driver.

In a specific embodiment of the active air intake grille device, the transmission mechanism comprises an upper connecting rod, a transmission connecting rod and a lower connecting rod, the central part of the transmission connecting rod is connected with the driver, one end of the transmission connecting rod is hinged with the upper connecting rod, the upper connecting rod is hinged with the upper blade, the other end of the transmission connecting rod is hinged with the lower connecting rod, the lower connecting rod is hinged with the lower blade, and the driver drives the transmission connecting rod to rotate so that the upper connecting rod drives the upper blade and the lower connecting rod drives the lower blade to do vertical linear motion.

In a specific embodiment of the active air intake grille device, the active air intake grille device further comprises a guide bracket, the guide bracket is fixedly connected with the frame, a guide rail is arranged on the guide bracket, and the upper blade and the lower blade do up-down rectilinear motion along the track of the guide rail.

Under the condition of adopting the technical scheme, the guide bracket is arranged, so that the upper blade and the lower blade move according to the track of the specific guide rail, and the upper blade and the lower blade are limited, thereby ensuring that the upper blade and the lower blade can smoothly perform up-down linear motion so as to enable the air inlet grille to be completely opened or completely closed.

In a specific embodiment of the active air intake grille device, the guide brackets are located at two sides of the upper blade and the lower blade, the guide rail comprises an upper rail and a lower rail which are distributed up and down, the upper blade moves along the track of the upper rail, and the lower blade moves along the track of the lower rail.

In a specific embodiment of the active air intake grille device, the end portions of the upper blade and the lower blade are both rotatably connected with guide wheels, the guide wheels of the upper blade are located in the adjacent upper rails and can roll relative to the upper rails, and the guide wheels of the lower blade are located in the adjacent lower rails and can roll relative to the lower rails.

Under the condition of adopting the technical scheme, the end parts of the upper blade and the lower blade are provided with the guide wheels, the guide wheels roll in the moving process of the upper blade and the lower blade, friction between the upper blade and the upper track and friction between the lower blade and the lower track are reduced, and the output torque of the driver is reduced.

In a specific embodiment of the active grille shutter arrangement, the upper blade and the lower blade are in butt joint so that there is partial overlap when the grille shutter is in a closed state.

Under the condition of adopting the technical scheme, the upper blade and the lower blade are partially overlapped after being butted, so that the air inlet path is prolonged, namely, the air inlet resistance is increased in the closed state of the air inlet grille, and the engine of the fuel automobile or the motor of the new energy automobile can be quickly brought into a better temperature state when the automobile is in a cold state.

In a second aspect, the present utility model also provides a vehicle on which is mounted an active grille shutter arrangement according to any one of the above-mentioned solutions.

In a particular embodiment of the vehicle described above, the vehicle includes a front bumper skin, the upper and lower vanes of the active grille shutter arrangement being hidden in a fully open condition on a rear side of the front bumper skin.

Under the condition of adopting the technical scheme, when the air inlet grille is in a completely opened state, the upper blade and the lower blade are hidden in the front bumper skin, the space for hiding the blades is not required to be additionally increased, and the overall appearance of the vehicle is not influenced.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of the overall structure of an active grille shutter arrangement according to the present utility model;

FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1 in a closed state;

fig. 3 is a schematic view of a structure in which the intake grill is fully opened.

List of reference numerals:

1. a frame; 2. an air intake grille; 21. a lower blade; 22. an upper blade; 3. front bumper skin; 4. a guide bracket; 41. an upper rail; 42. a lower rail; 5. a blade driving mechanism; 51. a driver; 52. a transmission mechanism; 521. an upper connecting rod; 522. a transmission link; 523. a lower connecting rod; 6. a connecting shaft; 7. and an abutting plate.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model. Those skilled in the art can adapt it as desired to suit a particular application.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "inner," "outer," and the like, which indicate a direction or a positional relationship, are based on the direction or the positional relationship shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the relevant devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

In the use process of the active air inlet grille in the prior art, even if the blades are all opened, the thickness of the blades still covers part of the air inlet area, 100% of effective air inlet cannot be achieved, the blades are opened or closed in a self-rotating mode, the output torque of the driver is large, the cost is high, and the noise is also large.

In order to solve the above technical problems, referring first to fig. 1, the present utility model provides an active air intake grille device, which includes a frame 1, a blade driving mechanism 5 and an air intake grille 2, wherein the blade driving mechanism 5 and the air intake grille 2 are both disposed on the frame 1, the air intake grille 2 includes an upper blade 22 and a lower blade 21 that are distributed up and down, and the blade driving mechanism 5 is configured to drive the upper blade 22 and the lower blade 21 to move up and down in a straight line so that the air intake grille 2 can be in a closed state or a fully opened state.

Specifically, the blade driving mechanism 5 can drive the upper blade 22 to move up and down linearly, and can also drive the lower blade 21 to move up and down linearly, closing the air intake grille 2 means that the upper blade 22 and the lower blade 21 are close to each other and butt-jointed together, i.e., as shown in fig. 1, the upper blade 22 moves down, the lower blade 21 moves up, the bottom end of the upper blade 22 and the top end of the lower blade 21 butt-jointed, and opening the air intake grille 2 means that the upper blade 22 and the lower blade 21 move away from each other, i.e., as shown in fig. 1, the upper blade 22 moves up, the lower blade 21 moves down, and air is taken in from between the upper blade 22 and the lower blade 21.

In one embodiment, the blade driving mechanism 5 includes a driver 51 and a transmission mechanism 52, the driver 51 is fixed on the frame 1, the driver 51 is connected with the transmission mechanism 52, the transmission mechanism 52 is connected with the upper blade 22 and the lower blade 21, and the transmission mechanism 52 is configured to be capable of converting the rotational movement of the driver 51 into the up-down linear movement of the upper blade 22 and the lower blade 21.

Specifically, the driver 51 may be a motor. The transmission mechanism 52 converts the rotational motion of the driver 51 into the up-down linear motion of the upper blade 22 and the lower blade 21, and the pressure applied by the air inlet to the upper blade 22 and the lower blade 21 in the process of the linear motion is smaller than the pressure applied by the rotation of the blades, so that the output torque of the driver 51 is small and the noise is low.

In one embodiment, the number of gear mechanisms 52 is two, each gear mechanism 52 connecting one upper blade 22 and one lower blade 21.

In one embodiment, the transmission mechanism 52 is located at both sides of the driver 51, and the upper blade 22 and the lower blade 21 connected to the transmission mechanism 52 are located at the side of the transmission mechanism 52 away from the driver 51.

Specifically, the driver 51 is connected to two driving shafts, which are respectively located at both sides of the driver 51, each driving shaft is connected to a transmission mechanism 52, and the upper blade 22 and the lower blade 21 are located at the sides of the transmission mechanism 52 away from the driver 51. The driver 51 and the transmission mechanism 52 are located at the middle part of the frame 1, so that the upper blade 22 and the lower blade 21 are distributed at both sides of the blade driving mechanism 5.

It should be noted that, although the number of the transmission mechanisms 52 is two in the above description, this is not a limitation, the number of the transmission mechanisms 52 may be one, and the number of the upper blades 22 and the lower blades 21 may be one, where the transmission mechanisms 52 and the driver 51 are located on one side of the upper blades 22 and the lower blades 21, and the driver 51 drives one upper blade 22 and one lower blade 21 to perform the up-down linear motion through the transmission mechanisms 52, which is also within the scope of the present utility model.

In one embodiment, referring to fig. 2, the transmission mechanism 52 includes an upper link 521, a transmission link 522 and a lower link 523, wherein a central portion of the transmission link 522 is connected to the driver 51, one end of the transmission link 522 is hinged to the upper link 521, the upper link 521 is hinged to the upper blade 22, the other end of the transmission link 522 is hinged to the lower link 523, the lower link 523 is hinged to the lower blade 21, and the driver 51 drives the transmission link 522 to rotate so that the upper link 521 drives the upper blade 22 and the lower link 523 to drive the lower blade 21 to move linearly up and down. The upper blade moves upward and the lower blade moves downward so that the intake grill is completely opened as shown in fig. 3.

Specifically, the central part of the transmission link 522 is fixedly connected with the adjacent driving shaft, and the mode that the central part of the transmission link 522 is fixed with the driving shaft ensures that the upper link 521 and the lower link 523 can simultaneously move along with the transmission link 522, and the movement displacement is the same, so that the consistency of the movement displacement of the upper blade 22 and the lower blade 21 is ensured. The transmission connecting rod drives the corresponding upper blade and lower blade to do up-down rectilinear motion through the upper connecting rod and the lower connecting rod respectively in the rotating process.

It should be noted that, although the transmission mechanism 52 is hinged to the transmission link 522, the upper link 521 and the lower link 523 to convert the rotational motion of the driver 51 into the up-down linear motion of the upper blade 22 and the lower blade 21 in the above description, this is not limitative, but the transmission mechanism 52 may be other structures, such as a screw structure, specifically, the screw structure includes a screw, a limiting plate, and a slider, the limiting plate is fixed to the frame 1, the screw is rotatably connected to the limiting plate, the screw is provided with threads with opposite spiral directions of two ends, each thread is connected to one slider in a threaded connection, the slider is slidably connected to the limiting plate to limit the slider to perform only the linear motion, one slider is fixedly connected to the upper blade 22, and one slider is fixedly connected to the lower blade 21, so as to convert the rotational motion of the driver 51 into the up-down linear motion of the upper blade 22 and the lower blade 21. However, the transmission mechanism 52 adopts the scheme of hinging the transmission link 522 with the upper link 521 and the lower link 523 as the preferred embodiment of the present utility model, which has the advantages of simple overall structure and low cost.

In one embodiment, referring to fig. 1 and 2, the active grille shutter device further includes a guide bracket 4, wherein the guide bracket 4 is fixedly connected with the frame 1, a guide rail is provided on the guide bracket 4, and the upper blade 22 and the lower blade 21 move up and down along the track of the guide rail.

In the above embodiment, the guide bracket 4 is provided to move the upper blade 22 and the lower blade 21 along the track of the specific guide rail, so as to limit the upper blade 22 and the lower blade 21, thereby ensuring that the upper blade 22 and the lower blade 21 can smoothly perform the up-down linear motion to fully open or fully close the air intake grille 2.

In one embodiment, the guide brackets 4 are located at both sides of the upper blade 22 and the lower blade 21, and the guide rails include an upper rail 41 and a lower rail 42 which are vertically distributed, the upper blade 22 moves along the track of the upper rail 41, and the lower blade 21 moves along the track of the lower rail 42.

Specifically, one upper blade 22 and one lower blade 21 share two guide brackets 4, i.e., one upper blade 22 and one lower blade 21 are provided between the two guide brackets 4.

In one embodiment, the ends of the upper and lower blades 22, 21 are each rotatably connected with a guide wheel, the guide wheel of the upper blade 22 being located in and capable of rolling relative to an adjacent upper track 41, and the guide wheel of the lower blade 21 being located in and capable of rolling relative to an adjacent lower track 42.

Specifically, the ends of the upper blade 22 and the lower blade 21 are respectively fixed with at least one connecting shaft 6, the guide wheels are rotatably connected to the connecting shafts 6, the upper rail 41 and the lower rail 42 are in bar-shaped hole structures, the connecting shafts 6 penetrate through the corresponding upper rail 41 or lower rail 42, the guide wheels are positioned in the bar-shaped holes, one connecting shaft 6 on the upper blade 22 is hinged with the upper connecting rod 521, and one connecting shaft 6 on the lower blade 21 is hinged with the lower connecting rod 523.

In the above embodiment, the guide wheels are provided at the ends of the upper blade 22 and the lower blade 21, and the guide wheels roll during the movement of the upper blade 22 and the lower blade 21, so that the friction between the upper blade 22 and the upper rail 41 and between the lower blade 21 and the lower rail 42 is reduced, which is beneficial to reducing the output torque of the driver 51.

In one embodiment, the upper vane 22 interfaces with the lower vane 21 such that there is a partial overlap when the intake grill 2 is in the closed state.

Specifically, in the first embodiment, referring to fig. 1 and 2, the abutting end of the upper blade 22 (i.e., the bottom end of the upper blade 22) is fixed with the abutting plate 7, and the abutting plate 7 has an overlapping portion with the abutting end of the lower blade 21 when the upper blade 22 abuts against the lower blade 21.

In the second embodiment, the abutting end of the lower blade 21 (i.e., the tip end of the lower blade 21) is fixed with the abutting plate 7, and the abutting plate 7 has an overlapping portion with the abutting end of the upper blade 22 when the upper blade 22 abuts against the lower blade 21.

In the third embodiment, the abutting ends of the upper blade 22 and the lower blade 21 are each fixed with the abutting plate 7, and the abutting plates 7 partially overlap when the upper blade 22 abuts against the lower blade 21.

In one embodiment, the abutment plate 7 is an arcuate plate. The inner side of the arc-shaped plate faces to the butt joint part.

It should be noted that, although the above description describes the butt plate 7 as an arc plate, this is not limitative, but other structures, such as the butt plate 7 having an "L" shape, are also included in the scope of the present utility model.

In the above embodiment, the arrangement of the butt plate 7 not only ensures that the upper blade 22 and the lower blade 21 can be completely abutted, but also has an overlapping portion, increases the air intake resistance in the closed state of the air intake grille, and is beneficial to enabling the engine of the fuel automobile or the motor of the new energy automobile to quickly enter a better temperature state when the vehicle is in a cold state.

In addition, the utility model also provides a vehicle, and the vehicle is provided with the active air inlet grille device as described in any one of the technical schemes.

In one embodiment, referring to fig. 2, the vehicle includes a front bumper skin 3, with the upper and lower vanes 22, 21 of the active grille shutter arrangement being hidden from the rear side of the front bumper skin 3 in the fully open condition. When the grille 2 is in the fully open state, the upper blade 22 and the lower blade 21 are hidden in the front bumper skin 3, and the space for hiding the blades does not need to be additionally increased, so that the overall appearance of the vehicle is not affected.

In the various embodiments and various expansion embodiments, the upper blade and the lower blade are driven to move up and down in a straight line, which is close to or far away from each other, by the blade driving mechanism, so that the purpose of closing or opening the air inlet grille is realized; and the upper blade and the lower blade directly move up and down rather than rotationally, and the linear motion ensures that the air inlet pressure born by the blades is small relative to the air inlet pressure born by the rotational motion, so that the output torque of the driver is small, the noise is low, the cost of the whole vehicle is saved, and the perceived quality of the whole vehicle is improved.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims (10)

1. The active air inlet grille device is characterized by comprising a frame, a blade driving mechanism and an air inlet grille, wherein the blade driving mechanism and the air inlet grille are arranged on the frame, the air inlet grille comprises upper blades and lower blades which are distributed up and down, and the blade driving mechanism is arranged to drive the upper blades and the lower blades to perform up-down linear motion so that the air inlet grille can be in a closed state or a completely opened state.

2. The active grille shutter arrangement of claim 1 wherein the vane drive mechanism includes a driver and a transmission mechanism, the driver being secured to the frame, the driver being coupled to the transmission mechanism, the transmission mechanism being coupled to the upper vane and the lower vane, the transmission mechanism being configured to translate rotational movement of the driver into up-down linear movement of the upper vane and the lower vane.

3. The active grille shutter arrangement of claim 2 wherein the number of said drive mechanisms is two, each said drive mechanism connecting one said upper vane and one said lower vane; and/or

The transmission mechanism is positioned at two sides of the driver, and the upper blade and the lower blade connected with the transmission mechanism are positioned at one side of the transmission mechanism away from the driver.

4. The active grille shutter assembly according to claim 2, wherein the transmission mechanism includes an upper link, a transmission link and a lower link, the central portion of the transmission link is connected to the driver, one end of the transmission link is hinged to the upper link, the upper link is hinged to the upper vane, the other end of the transmission link is hinged to the lower link, the lower link is hinged to the lower vane, and the driver drives the transmission link to rotate so that the upper link drives the upper vane and the lower link drives the lower vane to move linearly up and down.

5. The active grille shutter arrangement of claim 1 further comprising a guide bracket fixedly coupled to the frame, the guide bracket having a guide rail thereon, the upper and lower vanes being movable in a straight line up and down along a trajectory of the guide rail.

6. The active grille shutter assembly of claim 5 wherein the guide brackets are located on either side of the upper and lower vanes, the guide tracks comprising upper and lower tracks that are vertically spaced, the upper vane moving along the locus of the upper track, the lower vane moving along the locus of the lower track.

7. The active grille shutter arrangement of claim 6 wherein the ends of the upper and lower vanes are each rotatably connected with a guide wheel, the guide wheels of the upper vane being positioned adjacent the upper rail and being capable of rolling relative thereto, the guide wheels of the lower vane being positioned adjacent the lower rail and being capable of rolling relative thereto.

8. The active grille shutter arrangement of claim 1 wherein the upper vane interfaces with the lower vane such that there is a partial overlap when the grille shutter is in the closed position.

9. A vehicle having an active grille shutter arrangement according to any one of claims 1 to 8 mounted thereon.

10. The vehicle of claim 9, comprising a front bumper skin, wherein the upper and lower vanes of the active grille shutter arrangement are hidden behind the front bumper skin in a fully open position.