CN220281521U - Driving mechanism for wing-type automobile tail wing, wing-type automobile tail wing and automobile - Google Patents
Driving mechanism for wing-type automobile tail wing, wing-type automobile tail wing and automobile Download PDFInfo
- Publication number
- CN220281521U CN220281521U CN202321628672.8U CN202321628672U CN220281521U CN 220281521 U CN220281521 U CN 220281521U CN 202321628672 U CN202321628672 U CN 202321628672U CN 220281521 U CN220281521 U CN 220281521U
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- wing
- rocker arm
- automobile tail
- push rod
- screw rod
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- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/82—Elements for improving aerodynamics
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Abstract
The utility model relates to the technical field of automobile tails, in particular to a driving mechanism for an extended wing type automobile tail, an extended wing type automobile tail and an automobile, wherein the driving mechanism for the extended wing type automobile tail comprises a screw rod, a left push rod, a right push rod and a fixed shell fixedly connected with a middle wing, guide holes extending along the left-right direction are formed in the fixed shell, a left slide block and a right slide block are connected in a sliding guide manner in the guide holes, the screw rod is rotationally connected with the fixed shell and is arranged at intervals parallel to the guide holes, the left slide block and the right slide block are both in threaded connection with the screw rod, and the rotation direction of threads at the threaded connection position of the screw rod and the left slide block is opposite to that of threads at the threaded connection position of the screw rod and the right slide block; the right end of the left push rod is hinged with the left sliding block, the left end of the left push rod is hinged with the middle part of the left rocker arm, the left end of the right push rod is hinged with the right sliding block, and the right end of the right push rod is hinged with the middle part of the right rocker arm; the screw rod sliding block mechanism has high precision and stable operation, and the service life of the wing-shaped automobile tail wing is ensured.
Description
Technical Field
The utility model relates to the technical field of automobile tail wings, in particular to a driving mechanism for an unfolding wing type automobile tail wing, an unfolding wing type automobile tail wing and an automobile.
Background
The automobile tail fin is used as an important component of an automobile aerodynamic suite, can generate downward pressure for an automobile running at a high speed, provides larger adhesive force to the ground for the automobile, and improves running stability. The Chinese patent of the utility model with the authority of the publication number CN217198409U discloses an unfolding type automobile tail wing, which comprises a middle wing, a left side wing and a right side wing, wherein the left side wing and the right side wing are connected to a base through two rockers which are arranged at intervals left and right, a quadrilateral connecting rod mechanism is formed between the left side wing and the two rockers which are positioned at the left side of the base and between the right side wing and the base, a pushing rod is hinged to the middle part of one rocker of each quadrilateral connecting rod mechanism, one end of the pushing rod, which is far away from the corresponding rocker, is hinged to the end part of the rotating rod, so that the rotating rod and the pushing rod form a crank connecting rod mechanism, the rotating rod is equivalent to a crank, and the end part of the rotating rod drives the rotating rod to horizontally rotate through a motor, so that the pushing rod is driven to horizontally move, and the pushing rod drives the rockers to swing in the left and right moving process, so that the left side wing and the right side wing can swing to the upper part of the middle wing to realize folding of the tail wing or swing to one side of the middle wing to realize unfolding of the tail wing. For keeping the width of wing type automobile fin in the fore-and-aft direction in a certain range, the length of the rotating rod needs to be set as short as possible, after the length of the rotating rod is shortened, the rotating angle of the rotating rod needs to be as large as possible for guaranteeing the swinging angle of the rocker, and the rotating angle of the rotating rod is large, so that the abrasion of a connecting node between the rotating rod and the pushing rod is rapid, and the service life of the wing type automobile fin is influenced.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: when a crank-link mechanism is adopted to drive a rocker of the wing unfolding mechanism to swing, the rotating angle between the rotating rod and the pushing rod causes that the connecting joint between the rotating rod and the pushing rod is easy to wear.
In order to solve the technical problems, the utility model aims to provide a driving mechanism for a wing-unfolding type automobile tail wing, which is used for driving a left rocker arm and a right rocker arm of the wing-unfolding mechanism to swing, wherein the left rocker arm is used for driving a left wing to open and close, the right rocker arm is used for driving a right wing to open and close, the driving mechanism comprises a screw rod, a left push rod, a right push rod and a fixed shell fixedly connected with a middle wing, a guide hole extending along the left-right direction is arranged in the fixed shell, a left slide block and a right slide block are connected in a sliding guide manner in the guide hole, the screw rod is rotationally connected with the fixed shell and is arranged in parallel with the guide hole at intervals, the left slide block and the right slide block are both in threaded connection with the screw rod, and the rotation direction of threads at the threaded connection position of the screw rod and the left slide block is opposite to the rotation direction of threads at the threaded connection position of the screw rod and the right slide block;
the right end of the left push rod is hinged with the left sliding block, the left end of the left push rod is hinged with the middle part of the left rocker arm, the left end of the right push rod is hinged with the right sliding block, and the right end of the right push rod is hinged with the middle part of the right rocker arm; the driving mechanism for the wing-unfolding type automobile tail wing further comprises a motor which is in transmission connection with the screw rod to drive the screw rod to rotate.
As a preferable scheme, the driving mechanism for the wing-unfolding type automobile tail wing comprises a speed reducing mechanism, an output shaft of the motor is connected with an input end of the speed reducing mechanism, and the screw rod is connected with an output end of the speed reducing mechanism.
Preferably, the speed reducing mechanism comprises a driven gear connected with the middle part of the screw rod in a rotation stopping way and a driving gear connected with the output shaft of the motor in a rotation stopping way, and the driving gear is meshed with the driven gear.
Preferably, the speed reducing mechanism comprises a worm wheel connected with the middle part of the screw rod in a rotation stopping way and a worm connected with the output shaft of the motor in a rotation stopping way, and the worm is meshed with the worm wheel.
As a preferable scheme, a first limit switch and a second limit switch which can move left and right along the guide hole are connected in the guide hole, when the first limit switch is contacted with the left sliding block, the left rocker arm is in left-swing limit, and when the second limit switch is contacted with the right sliding block, the right rocker arm is in right-swing limit.
As a preferable scheme, a third limit switch and a fourth limit switch which can move left and right along the guide hole are connected in the guide hole, the third limit switch is positioned on the right of the first limit switch, and the fourth limit switch is positioned on the left of the second limit switch;
when the third limit switch is in contact with the left sliding block, the left rocker arm is in the limit of the right swing pole, and when the fourth limit switch is in contact with the right sliding block, the right rocker arm is in the limit of the left swing pole.
As a preferable scheme, the right end of the left push rod is connected with the left sliding block, the left end of the left push rod is connected with the left rocker arm, the left end of the right push rod is connected with the right sliding block, and the right end of the right push rod is connected with the right rocker arm through joint bearings.
Preferably, the left rocker arm and the right rocker arm are plate bodies arranged along the front-rear direction.
The wing-type automobile tail wing comprises the driving mechanism for the wing-type automobile tail wing.
An automobile comprises the wing-shaped automobile tail wing.
Compared with the prior art, the utility model has the beneficial effects that:
the driving mechanism for the wing-unfolding type automobile tail wing comprises a screw rod, a left push rod, a right push rod and a fixed shell fixedly connected with a middle wing, wherein a guide hole extending along the left-right direction is formed in the fixed shell, a left slide block and a right slide block are connected in a sliding guide manner in the guide hole, the screw rod is rotationally connected with the fixed shell and is arranged at intervals parallel to the guide hole, the left slide block and the right slide block are both in threaded connection with the screw rod, and the rotation direction of a thread at the threaded connection position of the screw rod and the left slide block is opposite to the rotation direction of a thread at the threaded connection position of the screw rod and the right slide block; the right end of the left push rod is hinged with the left sliding block, the left end of the left push rod is hinged with the middle part of the left rocker arm, the left end of the right push rod is hinged with the right sliding block, and the right end of the right push rod is hinged with the middle part of the right rocker arm; the motor drives the screw rod to rotate and can enable the left sliding block and the right sliding block to be far away from or close to each other, so that the left retreating rod and the right pushing rod are driven to move left and right, the corner between the left pushing rod and the left sliding block and the corner between the right pushing rod and the right sliding block are small, the screw rod sliding block mechanism is high in precision and stable in operation, and the service life of the wing-unfolding type automobile tail wing is guaranteed.
Drawings
FIG. 1 is an isometric view of a driving mechanism for a wing-spread type automobile tail wing in a front view direction of the present utility model;
FIG. 2 is an isometric view of the driving mechanism for the wing-span type automobile tail wing in a bottom view;
FIG. 3 is an isometric view of the driving mechanism for the wing-extended automobile tail of the present utility model in a bottom view, with the middle wing hidden;
FIG. 4 is an isometric view of the driving mechanism for the wing-span type automobile tail wing of the present utility model in a bottom view, after concealing the middle wing and the fixed housing;
100, left rocker arm; 200. a right rocker arm; 300. a left flank; 400. a right flank; 500. middle wing; 1. a screw rod; 21. a left push rod; 22. a right push rod; 3. a fixed case; 41. a left slider; 42. a right slider; 5. a motor; 61. a driven gear; 62. a driving gear.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to 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. It should be understood that the terms "first," "second," and the like are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the utility model.
As shown in fig. 1 to 4, the driving mechanism for the wing-unfolding type automobile tail wing of the utility model is used for driving a left rocker arm 100 and a right rocker arm 200 of the wing-unfolding mechanism to swing, the left rocker arm 100 is used for driving a left flank 300 to open and close, the right rocker arm 200 is used for driving a right flank 400 to open and close, the driving mechanism for the wing-unfolding type automobile tail wing comprises a screw rod 1, a left push rod 21, a right push rod 22 and a fixed shell 3 fixedly connected with a middle wing 500, a guide hole extending along the left-right direction is arranged in the fixed shell 3, a left slide block 41 and a right slide block 42 are slidingly and guided in the guide hole, the screw rod 1 is rotationally connected with the fixed shell 3 and arranged at intervals parallel to the guide hole, the left slide block 41 and the right slide block 42 are both in threaded connection with the screw rod 1, and the rotation direction of threads at the threaded connection position of the screw rod 1 and the threaded position of the right slide block 42 are opposite; the right end of the left push rod 21 is hinged with the left sliding block 41, the left end of the left push rod 21 is hinged with the middle part of the left rocker arm 100, the left end of the right push rod 22 is hinged with the right sliding block 42, and the right end of the right push rod 22 is hinged with the middle part of the right rocker arm 200; the driving mechanism for the wing-unfolding type automobile tail wing further comprises a motor 5 which is in transmission connection with the screw rod 1 to drive the screw rod 1 to rotate. The motor 5 drives the screw rod 1 to rotate so that the left sliding block 41 and the right sliding block 42 are far away from or close to each other, thereby driving the left push rod 21 and the right push rod 22 to move left and right, the corner between the left push rod 21 and the left sliding block 41 and the corner between the right push rod 22 and the right sliding block 42 are smaller, and the screw rod sliding block mechanism has high precision and stable operation, and the service life of the wing-type automobile tail wing is ensured. In addition, the stroke of slider is convenient for be adjusted to lead screw slider mechanism for the actuating mechanism for wing formula automobile fin of this embodiment can be applicable to different motorcycle types, has reduced motorcycle type development cost.
Wherein, the actuating mechanism for the wing type automobile fin includes speed reducing mechanism, and motor 5's output shaft is connected with speed reducing mechanism's input, and lead screw 1 is connected with speed reducing mechanism's output, and speed reducing mechanism's setting element has increased lead screw slider mechanism's output moment of torsion, has improved the removal precision of left slider 41 and right slider 42 moreover.
Specifically, the speed reducing mechanism includes a driven gear 61 connected with the middle part of the screw 1 in a rotation-stopping manner, and a driving gear 62 connected with the output shaft of the motor 5 in a rotation-stopping manner, and the driving gear 62 is meshed with the driven gear 61. In other embodiments of the utility model, the speed reducing mechanism comprises a worm wheel connected with the middle part of the screw rod 1 in a rotation stopping way and a worm connected with the output shaft of the motor 5 in a rotation stopping way, and the worm is meshed with the worm wheel.
Further, in order to control the rotation limit positions of the left rocker arm 100 and the right rocker arm 200, in this embodiment, a first limit switch and a second limit switch capable of moving left and right along the guide hole are connected in the guide hole, wherein the first limit switch is in left swing limit when contacting with the left slider 41, and the second limit switch is in right swing limit when contacting with the right slider 42, and the right rocker arm 200 is in right swing limit; a third limit switch and a fourth limit switch which can move left and right along the guide hole are connected in the guide hole, the third limit switch is positioned on the right of the first limit switch, and the fourth limit switch is positioned on the left of the second limit switch; when the third limit switch is in contact with the left slider 41, the left rocker arm 100 is in the right-hand limit position, and when the fourth limit switch is in contact with the right slider 42, the right rocker arm 200 is in the left-hand limit position. Specifically, the positions of the first limit switch, the second limit switch, the third limit switch and the fourth limit switch in the guide holes are adjustable, so that the assembly and the assembly of the driving mechanism for the wing-unfolding type automobile tail are convenient, and the driving mechanism for the wing-unfolding type automobile tail can be suitable for different automobile types. Wherein, for making first limit switch, second limit switch, third limit switch and fourth limit switch's position in the guiding hole adjustable, can pass through bolted connection at the guiding hole inboard with limit switch, set up the kidney-shaped hole of extending along the length direction of guiding hole in the guiding hole, the bolt is installed in kidney-shaped hole.
In this embodiment, the right end of the left push rod 21 is connected to the left slider 41, the left end of the left push rod 21 is connected to the left rocker arm 100, the left end of the right push rod 22 is connected to the right slider 42, and the right end of the right push rod 22 is connected to the right rocker arm 200 through joint bearings.
To secure the connection stability of the left and right wings 300 and 400, the left and right swing arms 100 and 200 are plate bodies arranged in the front-rear direction.
An embodiment of a wing-type automobile tail comprises the driving mechanism for the wing-type automobile tail.
An embodiment of an automobile comprises the wing-type automobile tail wing.
In summary, the driving mechanism for the wing-unfolding type automobile tail wing is used for driving the left rocker arm 100 and the right rocker arm 200 of the wing-unfolding mechanism to swing, the left rocker arm 100 is used for driving the left wing 300 to open and close, the right rocker arm 200 is used for driving the right wing 400 to open and close, the driving mechanism for the wing-unfolding type automobile tail wing comprises a screw rod 1, a left push rod 21, a right push rod 22 and a fixed shell 3 fixedly connected with a middle wing 500, a guide hole extending along the left and right direction is arranged in the fixed shell 3, a left slide block 41 and a right slide block 42 are connected in a sliding and guiding manner in the guide hole, the screw rod 1 is rotatably connected with the fixed shell 3 and arranged in parallel with the guide hole at intervals, the left slide block 41 and the right slide block 42 are both in threaded connection with the screw rod 1, and the rotation direction of threads at the threaded connection position of the screw rod 1 and the rotation direction of threads at the threaded position of the right slide block 42 are opposite; the right end of the left push rod 21 is hinged with the left sliding block 41, the left end of the left push rod 21 is hinged with the middle part of the left rocker arm 100, the left end of the right push rod 22 is hinged with the right sliding block 42, and the right end of the right push rod 22 is hinged with the middle part of the right rocker arm 200; the driving mechanism for the wing-unfolding type automobile tail wing further comprises a motor 5 which is in transmission connection with the screw rod 1 to drive the screw rod 1 to rotate. The motor 5 drives the screw rod 1 to rotate so that the left sliding block 41 and the right sliding block 42 are far away from or close to each other, thereby driving the left push rod 21 and the right push rod 22 to move left and right, the corner between the left push rod 21 and the left sliding block 41 and the corner between the right push rod 22 and the right sliding block 42 are smaller, and the screw rod sliding block mechanism has high precision and stable operation, and the service life of the wing-type automobile tail wing is ensured. In addition, the stroke of slider is convenient for be adjusted to lead screw slider mechanism for the actuating mechanism for wing formula automobile fin of this embodiment can be applicable to different motorcycle types, has reduced motorcycle type development cost.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.
Claims (10)
1. The driving mechanism for the wing-unfolding type automobile tail wing is used for driving a left rocker arm (100) and a right rocker arm (200) of the wing-unfolding mechanism to swing, the left rocker arm (100) is used for driving a left flank (300) to open and close, the right rocker arm (200) is used for driving a right flank (400) to open and close, and the driving mechanism is characterized by comprising a screw rod (1), a left push rod (21), a right push rod (22) and a fixed shell (3) fixedly connected with a middle wing (500), a guide hole extending along the left-right direction is formed in the fixed shell (3), a left slider (41) and a right slider (42) are connected in the guide hole in a sliding guide manner, the screw rod (1) is connected with the fixed shell (3) in a rotating manner and arranged at intervals parallel to the guide hole, the left slider (41) and the right slider (42) are both connected with the screw rod (1) in a screwed manner, and the screwing direction of a screw thread at the screwed position of the screw rod (1) and the screw rod (41) is opposite to the screwing direction of a screw rod (42).
The right end of the left push rod (21) is hinged with the left sliding block (41), the left end of the left push rod (21) is hinged with the middle part of the left rocker arm (100), the left end of the right push rod (22) is hinged with the right sliding block (42), and the right end of the right push rod (22) is hinged with the middle part of the right rocker arm (200); the driving mechanism for the wing-unfolding type automobile tail wing further comprises a motor (5) which is in transmission connection with the screw rod (1) to drive the screw rod (1) to rotate.
2. The driving mechanism for the wing-span type automobile tail according to claim 1, wherein the driving mechanism for the wing-span type automobile tail comprises a speed reducing mechanism, an output shaft of the motor (5) is connected with an input end of the speed reducing mechanism, and the screw rod (1) is connected with an output end of the speed reducing mechanism.
3. The driving mechanism for a wing-type automobile tail according to claim 2, wherein the speed reducing mechanism comprises a driven gear (61) connected with the middle part of the screw rod (1) in a rotation-stopping manner and a driving gear (62) connected with the output shaft of the motor (5) in a rotation-stopping manner, and the driving gear (62) is meshed with the driven gear (61).
4. The driving mechanism for the wing-span type automobile tail wing according to claim 2, wherein the speed reducing mechanism comprises a worm wheel connected with the middle part of the screw rod (1) in a rotation stopping manner and a worm connected with the output shaft of the motor (5) in a rotation stopping manner, and the worm is meshed with the worm wheel.
5. The driving mechanism for the wing-extended automobile tail according to claim 1, wherein a first limit switch and a second limit switch capable of moving left and right along the guide hole are connected in the guide hole, when the first limit switch is in contact with the left slider (41), the left rocker arm (100) is at a left-swing limit, and when the second limit switch is in contact with the right slider (42), the right rocker arm (200) is at a right-swing limit.
6. The driving mechanism for the wing-type automobile tail wing according to claim 5, wherein a third limit switch and a fourth limit switch which can move left and right along the guide hole are connected in the guide hole, the third limit switch is positioned on the right side of the first limit switch, and the fourth limit switch is positioned on the left side of the second limit switch;
when the third limit switch is in contact with the left sliding block (41), the left rocker arm (100) is in the limit of the right swing pole, and when the fourth limit switch is in contact with the right sliding block (42), the right rocker arm (200) is in the limit of the left swing pole.
7. The driving mechanism for a wing-type automobile tail according to claim 1, wherein the right end of the left push rod (21) is connected to the left slider (41), the left end of the left push rod (21) is connected to the left rocker arm (100), the left end of the right push rod (22) is connected to the right slider (42), and the right end of the right push rod (22) is connected to the right rocker arm (200) through a knuckle bearing.
8. The driving mechanism for a wing-type automobile tail according to claim 1, wherein the left rocker arm (100) and the right rocker arm (200) are each plate bodies arranged in the front-rear direction.
9. A wing-type automobile tail fin, characterized by comprising the driving mechanism for a wing-type automobile tail fin according to any one of claims 1 to 8.
10. An automobile comprising the spanwise automobile tail of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321628672.8U CN220281521U (en) | 2023-06-25 | 2023-06-25 | Driving mechanism for wing-type automobile tail wing, wing-type automobile tail wing and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321628672.8U CN220281521U (en) | 2023-06-25 | 2023-06-25 | Driving mechanism for wing-type automobile tail wing, wing-type automobile tail wing and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220281521U true CN220281521U (en) | 2024-01-02 |
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ID=89341207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321628672.8U Active CN220281521U (en) | 2023-06-25 | 2023-06-25 | Driving mechanism for wing-type automobile tail wing, wing-type automobile tail wing and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220281521U (en) |
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2023
- 2023-06-25 CN CN202321628672.8U patent/CN220281521U/en active Active
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