CN215590874U - Link rod device of rear spoiler - Google Patents
Link rod device of rear spoiler Download PDFInfo
- Publication number
- CN215590874U CN215590874U CN202122421886.5U CN202122421886U CN215590874U CN 215590874 U CN215590874 U CN 215590874U CN 202122421886 U CN202122421886 U CN 202122421886U CN 215590874 U CN215590874 U CN 215590874U
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- bracket assembly
- assembly
- rear spoiler
- link
- arm
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- 230000005540 biological transmission Effects 0.000 claims abstract description 50
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model discloses a link device of a rear spoiler, comprising: a lower bracket assembly mounted to the vehicle body; the transmission shaft penetrates through the inner side of the lower bracket assembly; the power arm is rigidly connected with the end part of the transmission shaft and is positioned at the inner side of the lower bracket assembly; the upper bracket assembly is provided with a spoiler; the main link rod assembly is connected with the upper bracket assembly and the power arm; and the auxiliary link rod is connected with the upper bracket assembly and the lower bracket assembly, and is arranged on two opposite sides of the upper bracket assembly together with the main link rod. The power arm is driven by the transmission shaft, the power arm drives the main link rod assembly to operate, then the auxiliary link rod is driven, the auxiliary link rod forms a two-point link rod, the height of the opening state is improved, the upper bracket assembly provided with the rear spoiler is driven to lift, the opening operation of the rear spoiler is realized, the mechanism is simple, the control is convenient, the operation is stable, and the closing and opening states of the rear spoiler are improved.
Description
Technical Field
The utility model belongs to the technical field of automobile rear spoilers, and particularly relates to a link rod device of a rear spoiler.
Background
The automobile rear spoiler belongs to one part of an aerodynamic external member. The rear spoiler of the automobile has the effects that when the automobile runs at high speed, air resistance forms downward pressure, lift force is counteracted as much as possible, the downward pressure of airflow is effectively controlled, the wind resistance coefficient is correspondingly reduced, and the stability of the automobile running at high speed is improved. The rear spoiler can reduce the air resistance of the automobile, so that the high-speed automobile is provided with the rear spoiler to save fuel oil to a certain extent. In reality, car owners do not like to install the high-position rear spoiler, and most car owners select to install the electric rear spoiler, because the car owners can control the rising and falling of the electric rear spoiler according to the speed of the car. When the electric rear spoiler is completely lifted, downward pressure is provided to increase the friction force between the tire and the ground, so that the stability of the whole vehicle is enhanced. However, when the electric rear spoiler is unfolded and folded, the conventional link structure is three-point, space utilization in a closed state is not easy, the height is limited when the electric rear spoiler is opened, and the electric rear spoiler is often shaken under the influence of road conditions and wind power, so that the electric rear spoiler has the trouble of instability.
Therefore, a structure optimization, the spoiler is more smooth and stable after being opened and closed, and a novel link mechanism capable of improving the height of an opening state needs to be researched urgently.
SUMMERY OF THE UTILITY MODEL
In view of the above, the technical problem to be solved by the present invention is to provide a link device for a rear spoiler, which is used to avoid the problem that the conventional rear spoiler is often shaken due to the influence of road conditions and wind power when being opened and closed, and has instability, and the opening height is small due to a three-point link.
In order to solve the above technical problems, the present invention discloses a link device of a rear spoiler, including:
a lower bracket assembly mounted to the vehicle body;
the transmission shaft penetrates through the inner side of the lower bracket assembly;
the power arm is rigidly connected with the end part of the transmission shaft and is positioned at the inner side of the lower bracket assembly;
the upper bracket assembly is provided with a spoiler;
the main link rod assembly is connected with the upper bracket assembly and the power arm;
and the auxiliary link rod is connected with the upper bracket assembly and the lower bracket assembly, and is arranged on two opposite sides of the upper bracket assembly together with the main link rod.
According to an embodiment of the present invention, the main link assembly includes:
the lower end of the first transmission arm is riveted with the end part of the power arm;
one end of the second transmission arm is riveted on the outer side of the lower bracket assembly, and the other end of the second transmission arm is riveted on the upper bracket assembly;
the upper end of the first transmission arm is riveted to the middle section of the second transmission arm.
According to an embodiment of the present invention, the length of the first transmission arm is smaller than the length of the power arm.
According to an embodiment of the present invention, a first buffer block for stopping the power arm is disposed at the rear end of the inner side of the lower bracket assembly.
According to an embodiment of the present invention, the outer front end of the lower bracket assembly is provided with a second buffer block for stopping the auxiliary link.
According to an embodiment of the present invention, the transmission shaft and the power arm are in interference fit through a spline.
According to an embodiment of the present invention, the transmission shaft is driven by a motor having a micro switch to rotate forward and backward.
According to an embodiment of the present invention, the second transmission arm and the auxiliary link are provided with a rib.
Compared with the prior art, the utility model can obtain the following technical effects:
the power arm is driven by the transmission shaft, the power arm drives the main link rod assembly to operate, then the auxiliary link rod is driven, the auxiliary link rod forms a two-point type link rod, the height of the opening state is improved, the upper bracket assembly of the rear spoiler is driven to lift, the opening operation of the rear spoiler is realized, the mechanism is simple, the control is convenient, the operation is stable, and the closing and opening states of the rear spoiler are improved.
Of course, it is not necessary for any one product in which the utility model is practiced to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a perspective view of a linkage arrangement of a rear spoiler in accordance with an embodiment of the present invention;
FIG. 2 is an exploded view of a linkage assembly of the rear spoiler in accordance with an embodiment of the present invention;
FIG. 3 is a schematic illustration of a linkage closing of the rear spoiler in accordance with an embodiment of the present invention;
fig. 4 is a schematic view showing the linkage opening of the rear spoiler in accordance with the embodiment of the present invention.
Reference numerals
The suspension device comprises a lower bracket assembly 10, a transmission shaft 20, a power arm 30, an upper bracket assembly 40, a main link assembly 50, a first transmission arm 51, a second transmission arm 52, an auxiliary link 60, a first buffer block 71 and a second buffer block 72.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present invention can be fully understood and implemented.
Referring to fig. 1 to 4 together, fig. 1 is a perspective view of a link assembly of a rear spoiler in accordance with an embodiment of the present invention; FIG. 2 is an exploded view of a linkage assembly of the rear spoiler in accordance with an embodiment of the present invention; FIG. 3 is a schematic illustration of a linkage closing of the rear spoiler in accordance with an embodiment of the present invention; fig. 4 is a schematic view showing the linkage opening of the rear spoiler in accordance with the embodiment of the present invention.
As shown in the drawings, a link device of a rear spoiler includes: a lower bracket assembly 10, the lower bracket assembly 10 being mounted to the vehicle body; the transmission shaft 20, the transmission shaft 20 is arranged inside the lower bracket assembly 10 in a penetrating way; the power arm 30 is connected with the end part of the transmission shaft 20 through rigidity, and is positioned at the inner side of the lower bracket assembly 10; the upper bracket assembly 40 is provided with a spoiler; a main link assembly 50, the main link assembly 50 connecting the upper bracket assembly 40 and the power arm 30; and an auxiliary link 60, wherein the auxiliary link 60 connects the upper bracket assembly 40 and the lower bracket assembly 10, and is disposed at two opposite sides of the upper bracket assembly 40 from the main link assembly 50.
In one embodiment of the present invention, the lower bracket assembly 10 is mounted to the vehicle body, and the upper bracket assembly 40 is used to mount the spoiler, and is assembled with the lower bracket assembly 10 through the main link assembly 50 and the auxiliary link 60.
Specifically, one end of the transmission shaft 20 is connected to the driving component, and the other end of the transmission shaft passes through the inner side of the lower bracket assembly 10 through a bushing, and is rigidly connected to the lower end of the power arm 30 at the end thereof, so as to complete the linkage, transmit the rotation motion of the transmission shaft 20 to the power arm 30, and then swing the power arm 30, and finally provide power to the main link assembly 50, thereby realizing the driving lifting of the upper bracket assembly 40. The auxiliary link 60 is disposed opposite to the main link assembly 50, and is disposed at both sides of the upper bracket assembly 40, and is engaged with each other to improve the opening and closing stability of the rear spoiler.
The main link assembly 50 of the present invention includes: a first transmission arm 51, wherein the lower end of the first transmission arm 51 is riveted with the end part of the power arm 30; one end of the second transmission arm 52 is riveted on the outer side of the lower bracket assembly 10, and the other end of the second transmission arm 52 is riveted on the upper bracket assembly 40; the upper end of the first transmission arm 51 is riveted to the middle section of the second transmission arm 52. In the present embodiment, the first transmission arm 51 is used for connecting the power arm 30 and the second transmission arm 52, the rotation of the second transmission arm 52 is driven by the rotation of the power arm 30, and the movement of the second transmission arm 52 drives the movement of the upper bracket assembly 40 connected thereto, so as to provide a linkage effect, complete the transmission of force, and have a simple structure and wide application.
In a preferred embodiment, the length of the first transmission arm 51 is less than the length of the power arm 30, so that the transmission of the power arm 30 is facilitated, and the occurrence of dead spots is avoided, which affects the smoothness of the operation of the rear spoiler.
In addition, the rear end of the inner side of the lower bracket assembly 10 of the utility model is provided with a first buffer block 71 for stopping the power arm 30, so that the power arm 30 is prevented from being over-positioned when being opened, and a limiting effect is provided.
Similarly, the outer front end of the lower bracket assembly 10 is provided with a second buffer block 72 for stopping the auxiliary link 60, so that the auxiliary link 60 is supported and buffered when the power arm 30 is closed. Preferably, the first buffer block 71 and the second buffer block 72 are selected from rubber buffer pads, so that the rubber buffer pads are wear-resistant, have good buffering and energy absorbing effects, and reduce the generation of noise.
The transmission shaft 20 and the power arm 30 are in interference fit through splines and are in rigid connection without any relative operation, the rotating operation is more stable, and the spline fit, the installation and the disassembly are convenient and the efficiency is higher.
The transmission shaft 20 is driven by a motor with a microswitch to rotate forward and backward, so that the electric rear spoiler can be conveniently unfolded and folded.
In addition, the second transmission arm 52 and the auxiliary link 60 are provided with reinforcing ribs to improve support strength and durability.
In summary, the power arm 30 is driven by the transmission shaft 20, the main link assembly 50 is driven by the power arm 30 to operate, the auxiliary link 60 is driven, the auxiliary link 60 forms a two-point link, the height of the opened state is increased, the upper bracket assembly provided with the rear spoiler is driven to lift, the opened operation of the rear spoiler is realized, the mechanism is simple, the control is convenient, the operation is stable, and the closed and opened states of the rear spoiler are improved.
While the foregoing description shows and describes several preferred embodiments of the utility model, it is to be understood, as noted above, that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (8)
1. A linkage assembly of a rear spoiler, comprising:
a lower bracket assembly mounted to a vehicle body;
the transmission shaft penetrates through the inner side of the lower bracket assembly;
the power arm is rigidly connected with the end part of the transmission shaft and is positioned at the inner side of the lower bracket assembly;
the upper bracket assembly is provided with a spoiler;
a main link assembly coupling the upper bracket assembly and the power arm;
and the auxiliary link rod is connected with the upper bracket assembly and the lower bracket assembly and is arranged on two opposite sides of the upper bracket assembly with the main link rod assembly.
2. The link assembly of the rear spoiler of claim 1, wherein the main link assembly comprises:
the lower end of the first transmission arm is riveted with the end part of the power arm;
one end of the second transmission arm is riveted to the outer side of the lower bracket assembly, and the other end of the second transmission arm is riveted to the upper bracket assembly;
the upper end of the first transmission arm is riveted to the middle section of the second transmission arm.
3. The link apparatus of the rear spoiler of claim 2, wherein the first transmission arm length is less than the power arm length.
4. The linkage system of a rear spoiler of claim 1, wherein an inner rear end of the lower bracket assembly is provided with a first bumper that abuts against the power arm.
5. The link assembly of the rear spoiler according to claim 1, wherein an outer front end of the lower bracket assembly is provided with a second buffer block stopping the auxiliary link.
6. The link assembly of a rear spoiler of claim 1, wherein the transmission shaft and the power arm are interference fitted by a spline.
7. The link assembly of the rear spoiler as claimed in claim 1, wherein the driving shaft is driven to rotate forward and backward by a motor having a micro switch.
8. The link device of the rear spoiler according to claim 2, wherein the second driving arm and the auxiliary link are provided with reinforcing ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122421886.5U CN215590874U (en) | 2021-10-08 | 2021-10-08 | Link rod device of rear spoiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122421886.5U CN215590874U (en) | 2021-10-08 | 2021-10-08 | Link rod device of rear spoiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215590874U true CN215590874U (en) | 2022-01-21 |
Family
ID=79870712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122421886.5U Active CN215590874U (en) | 2021-10-08 | 2021-10-08 | Link rod device of rear spoiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215590874U (en) |
-
2021
- 2021-10-08 CN CN202122421886.5U patent/CN215590874U/en active Active
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