CN113104122B - Automobile tail adjusting mechanism - Google Patents

Automobile tail adjusting mechanism Download PDF

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Publication number
CN113104122B
CN113104122B CN202110578791.6A CN202110578791A CN113104122B CN 113104122 B CN113104122 B CN 113104122B CN 202110578791 A CN202110578791 A CN 202110578791A CN 113104122 B CN113104122 B CN 113104122B
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Prior art keywords
initial
automobile
shell
tail wing
tail
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CN202110578791.6A
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CN113104122A (en
Inventor
夏文明
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Taizhou Vocational College of Science and Technology
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Taizhou Vocational College of Science and Technology
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D35/00—Vehicle bodies characterised by streamlining
    • B62D35/007—Rear spoilers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D37/00—Stabilising vehicle bodies without controlling suspension arrangements
    • B62D37/02—Stabilising vehicle bodies without controlling suspension arrangements by aerodynamic means
    • 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

Abstract

The invention is suitable for the field of automobiles, and provides an automobile tail fin adjusting mechanism, which comprises: mount, hidden plate, extension subassembly, top commentaries on classics subassembly and initial fin. By arranging the extension assembly connected with the initial tail wing, airflow flowing through the automobile body can impact the extension assembly, the extension assembly pushes the initial tail wing to move, the hidden plate is exposed and forms a new tail wing with a larger area with the initial tail wing, the area of the new tail wing is increased along with the increase of the speed of the automobile, the grasping capacity of the automobile is improved through the tail wing with the increased area, and when the speed is lower, the friction between the automobile and the ground is less, so that fuel is saved; when the speed of a motor vehicle reaches a certain degree, the extension component drives the fixed rotating component to start to displace, and the fixed rotating component pushes the initial tail wing to rotate, so that the included angle between the initial tail wing and the airflow is increased, the airflow pressure on the initial tail wing is increased, and the ground grabbing capacity and the stability of the motor vehicle are further improved.

Description

Automobile tail adjusting mechanism
Technical Field
The invention belongs to the field of automobiles, and particularly relates to an automobile tail fin adjusting mechanism.
Background
The automobile tail fin is a plate-shaped structure used for guiding airflow to flow at the tail part of the automobile, on one hand, the automobile tail fin can guide the airflow flowing direction passing through the tail part of the automobile, so that the automobile can bear less resistance, on the other hand, the pressure of the automobile on the ground can be increased, so that the automobile tire and the ground have enough friction resistance to push the automobile to move forwards; meanwhile, the phenomenon that the automobile is blown away by the head-on impact air flow due to the fact that the automobile is too fast is prevented.
The prior automobile tail fin is usually of a plate-shaped structure and then is directly fixed on an automobile body, so that a certain drainage effect can be generated on airflow around an automobile.
When the automobile is faster, the fixed tail wing has limited downward pressure on the automobile under the action of airflow; when the speed of the automobile is low, the downward pressure generated by the airflow passing through the tail fin is large, and the traveling resistance of the automobile is increased, so that the oil consumption of the automobile is increased; the effect of the fixedly mounted tail wing on the vehicle is positive only in a certain speed range, and the effect of the tail wing is weakened or negatively influenced when the speed of the vehicle exceeds or falls below the speed range.
Disclosure of Invention
The invention aims to provide an automobile tail wing adjusting mechanism, and aims to solve the problems that a fixedly installed tail wing can only act positively on an automobile within a certain speed range, and when the speed of the automobile exceeds or is lower than the speed range, the action of the tail wing is weakened or has negative influence.
The embodiment of the invention is realized in such a way that the adjusting mechanism for the automobile tail wing comprises:
the mounting seat is connected with the vehicle body and is used for connecting the vehicle body and the adjusting mechanism;
the hidden plate is connected with the mounting seat, and is positioned in the covering range of the initial tail wing when the automobile does not run;
the at least one group of expansion components are connected with the mounting seat and used for adjusting the size of the stress area of the tail wing according to the size of airflow impact force generated by the movement of the automobile;
the at least one group of jacking and rotating assemblies are connected with the adjusting assemblies and are used for adjusting the inclination angle of the initial tail wing according to the movement distance of the adjusting assemblies;
and the initial tail wing is connected with the expansion assembly and used for guiding the flow of the airflow and bearing the pressure of the airflow.
Preferably, the expansion assembly comprises:
the shell is connected with the mounting seat;
the guide plate is arranged in the shell and used for dividing the inner space of the shell; a gap is reserved between one end of the guide plate close to the mounting seat and the shell, the other end of the guide plate is fixed with the shell, and an opening communicated with the outside is formed between the other end of the guide plate and the shell;
one end of the support piece is slidably and hermetically arranged in the shell, and the other end of the support piece penetrates through the shell to be connected with the initial tail wing and is used for driving the initial tail wing to move;
and two ends of the elastic piece are respectively connected with the supporting piece and one end of the shell close to the mounting seat and used for drawing the supporting piece to return to the initial position.
Preferably, a telescopic part is installed between both sides of the supporting part and the shell.
Preferably, the top rotating assembly comprises:
the guide cover is arranged on the shell and is communicated with the interior of the shell;
the piston is arranged in the guide cover in a sliding and sealing mode and is used for dividing the guide cover and sealing the guide cover;
one end of the ejector rod is arranged on the piston, and the other end of the ejector rod penetrates through the guide cover.
Preferably, two groups of expansion assemblies and two groups of top rotating assemblies are symmetrically arranged on two sides of the mounting seat, and a hidden plate mounted on the mounting seat is arranged between two initial tail wings in the two groups of expansion assemblies.
Preferably, a guide member is installed on the installation seat, the guide member is disposed between the initial tail and the guide cover, the support member and the lift pin penetrate through the guide member, the support member moves in the guide member in vertical and horizontal directions, and the lift pin moves in the guide member in vertical direction.
Preferably, a resetting piece is arranged between the initial tail wing and the guide piece, one end of the resetting piece is fixedly installed on the guide piece, and the other end of the resetting piece is installed on the initial tail wing in a sliding mode.
Preferably, the other end of the reset piece is fixedly provided with a sliding block, and the sliding block is slidably clamped in a sliding rail on the initial tail wing.
Preferably, at least one secondary support is mounted on the support member, each secondary support being associated with an initial tail wing.
Preferably, an air collecting cover is installed at an opening formed between the other end of the guide plate and the shell, at least one air hole is formed in the air collecting cover, and an air guide plate is installed on the air collecting cover.
According to the automobile tail fin adjusting mechanism provided by the embodiment of the invention, by arranging the extension component connected with the initial tail fin, when an automobile runs, airflow flowing through an automobile body can impact the extension component, the extension component pushes the initial tail fin to move, the hidden plate is exposed and forms a new tail fin with a larger area with the initial tail fin, as the speed of the automobile increases, the flow velocity of the airflow increases, the extension component drives the initial tail fin to increase in displacement, so that the area of the new tail fin increases along with the increase of the speed of the automobile, the grasping capacity of the automobile is improved by the tail fin with the increased area, and when the speed is lower, the friction between the automobile and the ground is less, and fuel oil is saved; when the speed of a motor vehicle reaches a certain degree, the extension assembly drives the fixed rotating assembly to start to displace, the fixed rotating assembly pushes the initial tail wing to rotate, and at the moment, the initial tail wing rotates while moving horizontally, so that the included angle between the initial tail wing and the airflow is increased, the airflow pressure on the initial tail wing is increased, and the ground grabbing capacity and the stability of the motor vehicle are further improved. The problem that the effect of the fixedly installed tail wing on the automobile can only be positive within a certain speed range, and when the speed of the automobile exceeds or is lower than the speed range, the effect of the tail wing is weakened or negative influence is caused is solved.
Drawings
FIG. 1 is a front view of an automobile tail adjustment mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic partial structural view of an automobile tail adjusting mechanism according to an embodiment of the present invention;
FIG. 3 is a left side view of an automobile tail adjustment mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic three-dimensional rear wing view of an automobile rear wing adjustment mechanism according to an embodiment of the present invention;
fig. 5 is a three-dimensional view of a wind-collecting cover of an automobile tail adjusting mechanism according to an embodiment of the present invention.
In the drawings: 1. a mounting seat; 2. a hidden plate; 3. a tail wing; 4. a support member; 5. a guide member; 6. a housing; 7. a baffle; 8. an elastic member; 9. a telescoping member; 10. a guide housing; 11. a piston; 12. a top rod; 13. a reset member; 14. a slider; 15. a slide rail; 16. a wind collecting cover; 17. air holes; 18. an air induction plate; 19. and (4) secondary support.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a block diagram of an adjusting mechanism of a tail wing of a vehicle is provided as an embodiment, and the adjusting mechanism includes:
the mounting seat 1 is connected with the vehicle body and used for connecting the vehicle body with the adjusting mechanism;
the hidden plate 2 is connected with the mounting seat 1, and when the automobile does not run, the hidden plate 2 is positioned in the covering range of the initial tail wing 3;
the at least one group of expansion assemblies are connected with the mounting seat 1 and used for adjusting the size of the force-bearing area of the tail wing according to the size of airflow impact force generated by the movement of the automobile;
at least one group of top rotating assemblies which are connected with the adjusting assemblies and used for adjusting the inclination angle of the initial tail wing 3 according to the movement distance of the adjusting assemblies;
and an initial tail 3 connected to the extension assembly for guiding the flow of the airflow and bearing the pressure of the airflow.
In one case of the embodiment, by arranging the extension assembly connected with the initial tail wing 3, when the automobile runs, airflow flowing through the automobile body impacts the extension assembly, the extension assembly pushes the initial tail wing 3 to move, the hidden plate 2 is exposed and forms a new tail wing with a larger area with the initial tail wing 3, as the speed of the automobile increases, the flow velocity of the airflow increases, the extension assembly drives the initial tail wing 3 to increase in displacement, so that the area of the new tail wing increases as the speed of the automobile increases, the grasping capacity of the automobile is improved by the tail wing with the increased area, and when the speed is lower, the friction between the automobile and the ground is less, so that fuel is saved; when the speed of a motor vehicle reaches a certain degree, the extension component drives the fixed rotating component to start displacement, the fixed rotating component pushes the initial tail wing 3 to rotate, and at the moment, the initial tail wing 3 rotates while moving horizontally, so that the included angle between the initial tail wing 3 and the airflow is increased, the airflow pressure borne by the initial tail wing 3 is increased, and the ground grabbing capacity and the stability of the motor vehicle are further improved. The problem that the effect of the fixedly installed tail wing on the automobile can only be positive within a certain speed range, and when the speed of the automobile exceeds or is lower than the speed range, the effect of the tail wing is weakened or negative influence is caused is solved.
In one aspect of this embodiment, two sets of extension assemblies and two sets of top rotation assemblies are symmetrically disposed on two sides of the mounting base 1, and a hidden plate 2 mounted on the mounting base 1 is disposed between two initial tail fins 3 in the two sets of extension assemblies. Let extension subassembly and decide the equal symmetry setting of subassembly, be in order to guarantee that car both sides atress can be balanced, and when the car turned, the air current that the car both sides received strikes differently, both sides extension subassembly and decide the subassembly and be different to the promotion effect of initial fin 3, make the pressure that leans on inboard initial fin 3 to receive great, the ability of grabbing of the inboard tire of car is stronger, avoid the car to skid when the turn, the security increases.
As shown in fig. 1 and 2, in one embodiment, the expansion component includes:
the shell 6 is connected with the mounting seat 1;
a baffle 7 installed inside the case 6 for dividing an inner space of the case 6; a gap is reserved between one end of the guide plate 7, close to the mounting seat 1, and the shell 6, the other end of the guide plate is fixed with the shell 6, and an opening communicated with the outside is formed between the other end of the guide plate 7 and the shell 6;
one end of the support part 4 is arranged in the shell 6 in a sliding and sealing mode, and the other end of the support part penetrates through the shell 6 to be connected with the initial tail wing 3 and is used for driving the initial tail wing 3 to move;
and the two ends of the elastic part 8 are respectively connected with the supporting part 4 and one end of the shell 6 close to the mounting seat 1 and used for drawing the supporting part 4 back to the initial position.
When the airflow enters the shell 6 from the opening continuously, the airflow is guided by the guide plate 7 and impacts the support part 4 continuously, so that the support part 4 moves towards two sides to drive the initial tail wing 3 to move towards two sides, the hidden plate 2 positioned below the initial tail wing 3 is exposed at the moment to form a new tail wing with the initial tail wing 3, the area of the tail wing is increased, and the pressure is increased. When the vehicle speed is low, the airflow is not enough to push the support piece 4 to move, so that the pressure of the airflow on the automobile is mainly generated by the pressure generated by the initial tail wing 3 when the vehicle speed is low, the pressure is low, and the fuel is saved. When the automobile stops running, the airflow impact is reduced along with the reduction of the speed of the automobile, and the support piece 4 resets under the pulling of the elastic piece 8 to drive the initial tail wing 3 to return to the initial position. The extension component can also be a component such as an air cylinder or an oil cylinder which can push the initial tail wing 3 to move. The elastic member 8 may be a spring, and may also be replaced by other elastic members, such as a silica gel column, an elastic sheet, and the like, which is not specifically limited in this embodiment.
In order to ensure that the supporting piece 4 always keeps the sealing performance of the shell 6 in the moving process, telescopic pieces 9 are arranged between the two sides of the supporting piece 4 and the shell 6. The telescopic member 9 may be a corrugated plate, a rubber member with elasticity, or a multi-stage nested telescopic assembly, etc., as long as the support member 4 can maintain the sealing performance of the housing 6 during the movement.
In addition, said support 4 is provided with at least one secondary support 19, each of said secondary supports 19 being associated with the initial tail 3. The addition of the secondary support 19 can increase the stability of the initial rear wing 3 so that the initial rear wing 3 is less vibrated during the movement of the vehicle.
In a preferred embodiment, as shown in fig. 2 and 3, the top rotating assembly comprises:
a guide cover 10 mounted on the housing 6 and communicating with the inside of the housing 6;
a piston 11 slidably and hermetically installed in the guide cover 10 for dividing the guide cover 10 and sealing the guide cover 10;
one end of the ejector rod 12 is mounted on the piston 11, and the other end penetrates the guide cover 10.
When the support member 4 is continuously moved to both sides, the support member 4 compresses the air between the support member 4 and the piston 11, so that the piston 11 moves upwards, and since the ram 12 is spaced from the initial tail fin 3, the ram 12 has no influence on the initial tail fin 3 within a certain distance from the support member 4 and the piston 11, that is, the jacking assembly does not work within a certain speed range. After the top bar 12 contacts the initial tail 3, the support 4 pushes the piston 11 and the top bar 12 to move, and the top bar 12 pushes the initial tail 3 to rotate. When the vehicle speed drops, the initial tail fin 3 falls back under the action of gravity. In addition, under the condition of not considering linkage, the jacking component can also be a telescopic component such as an oil cylinder or an air cylinder.
As shown in fig. 2 and 3, in a preferred embodiment, the mount 1 is provided with a guide 5, the guide 5 is disposed between the initial tail 3 and the guide cover 10, the support 4 and the lift pin 12 penetrate the guide 5, the support 4 moves in the guide 5 in vertical and horizontal directions, and the lift pin 12 moves in the guide 5 in vertical direction. The guide part 5 is added to further strengthen the stability of the expansion assembly and the jacking assembly and prevent the support part 4 and the ejector rod 12 from shaking in the process of moving the automobile.
In one aspect of the present embodiment, as shown in fig. 2-4, a reset member 13 is disposed between the initial tail 3 and the guide 5, and one end of the reset member 13 is fixedly mounted on the guide 5, and the other end is slidably mounted on the initial tail 3. The restoring member 13 is added to enhance the ability of the initial rear wing 3 to restore and enable the initial rear wing 3 to fall back immediately after the vehicle speed has dropped. The reset element 13 may be a spring, and may also be replaced by other elastic elements, such as a silica gel column, an elastic sheet, etc., which is not specifically limited in this embodiment.
In addition, the other end of the reset piece 13 is fixedly provided with a slide block 14, and the slide block 14 is slidably clamped in a slide rail 15 on the initial tail wing 3. The sliding block 14 and the sliding rail 15 are added to ensure that the reset piece 13 is not deformed, and prolong the service life of the reset piece 13.
As shown in fig. 1 and 5, in another preferred embodiment, a wind-collecting cover 16 is installed at an opening formed between the other end of the flow guide plate 7 and the housing 6, at least one air hole 17 is formed in the wind-collecting cover 16, and an induced draft plate 18 is installed on the wind-collecting cover 16. The wind-collecting cover 16 is added to increase the sensitivity of the whole adjusting mechanism to the change of the air flow, so that more air flow enters the wind-collecting cover 16 through the air holes 17 under the guidance of the air-inducing plate 18 and further enters the shell 6. And the diameter size of the air hole 17 can also be changed according to the demand, the size of the air hole 17 can be changed, and the sensitivity of the adjusting mechanism can also be changed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (9)

1. An automobile tail adjusting mechanism, characterized in that, the adjusting mechanism includes:
the mounting seat is connected with the vehicle body and is used for connecting the vehicle body and the adjusting mechanism;
the hidden plate is connected with the mounting seat, and is positioned in the covering range of the initial tail wing when the automobile does not run;
the at least one group of expansion components are connected with the mounting seat and used for adjusting the size of the stress area of the tail wing according to the size of airflow impact force generated by the movement of the automobile;
the at least one group of jacking and rotating assemblies are connected with the adjusting assemblies and are used for adjusting the inclination angle of the initial tail wing according to the movement distance of the adjusting assemblies;
an initial tail fin connected to the expansion assembly for guiding the flow of the airflow and bearing the pressure of the airflow;
the extension assembly includes:
the shell is connected with the mounting seat;
the guide plate is arranged in the shell and used for dividing the inner space of the shell; a gap is reserved between one end of the guide plate close to the mounting seat and the shell, the other end of the guide plate is fixed with the shell, and an opening communicated with the outside is formed between the other end of the guide plate and the shell;
one end of the support piece is slidably and hermetically arranged in the shell, and the other end of the support piece penetrates through the shell to be connected with the initial tail wing and is used for driving the initial tail wing to move;
and two ends of the elastic piece are respectively connected with the supporting piece and one end of the shell close to the mounting seat and used for drawing the supporting piece to return to the initial position.
2. The car fin adjustment mechanism of claim 1, wherein a telescopic member is installed between both sides of the support member and the outer case.
3. The car fin adjustment mechanism of claim 1, wherein the top turn assembly includes:
the guide cover is arranged on the shell and is communicated with the interior of the shell;
the piston is arranged in the guide cover in a sliding and sealing mode and is used for dividing the guide cover and sealing the guide cover;
one end of the ejector rod is arranged on the piston, and the other end of the ejector rod penetrates through the guide cover.
4. The automobile tail adjusting mechanism according to claim 1, wherein two sets of extension assemblies and two sets of jacking assemblies are symmetrically arranged on two sides of the mounting seat, and a hidden plate arranged on the mounting seat is arranged between two initial tails in the two sets of extension assemblies.
5. The automobile tail adjusting mechanism according to claim 3 wherein a guide member is installed on the mount base, the guide member is disposed between the initial tail and the guide cover, the support member and the lift pin penetrate the guide member, the support member moves in the guide member in vertical and horizontal directions, and the lift pin moves in the guide member in a vertical direction.
6. The fin adjustment mechanism according to claim 5, wherein a reset member is provided between the initial fin and the guide member, and one end of the reset member is fixedly mounted on the guide member and the other end is slidably mounted on the initial fin.
7. The automobile tail adjusting mechanism according to claim 6, wherein a sliding block is fixedly mounted at the other end of the resetting member, and the sliding block is slidably clamped in a sliding rail on the initial tail.
8. The tail adjustment mechanism for automobiles of claim 1 wherein said support member has mounted thereon at least one secondary support, each of said secondary supports being connected to an initial tail.
9. The automobile tail adjusting mechanism according to claim 1, wherein a wind collecting cover is installed at an opening formed between the other end of the guide plate and the outer shell, at least one air hole is formed in the wind collecting cover, and an air guide plate is installed on the wind collecting cover.
CN202110578791.6A 2021-05-26 2021-05-26 Automobile tail adjusting mechanism Active CN113104122B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110578791.6A CN113104122B (en) 2021-05-26 2021-05-26 Automobile tail adjusting mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110578791.6A CN113104122B (en) 2021-05-26 2021-05-26 Automobile tail adjusting mechanism

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CN113104122A CN113104122A (en) 2021-07-13
CN113104122B true CN113104122B (en) 2022-03-01

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005030203A1 (en) * 2005-06-29 2007-01-25 Dr.Ing.H.C. F. Porsche Ag Air guiding device for a vehicle
CN209795637U (en) * 2019-04-09 2019-12-17 陈飞 Tail wing for improving stability of car
CN110696936A (en) * 2019-07-10 2020-01-17 宁波信泰机械有限公司 Back spoiler mechanism of infinitely variable control length
CN110920760B (en) * 2019-11-28 2021-02-19 东风汽车有限公司 Tail wing mechanism
CN211196408U (en) * 2019-12-31 2020-08-07 贵州轻工职业技术学院 Improved racing car empennage
CN212556552U (en) * 2020-06-18 2021-02-19 江苏晟湃复合材料制品有限公司 Carbon fiber car fin mounting structure
CN212738321U (en) * 2020-07-11 2021-03-19 陈乐� Self-adaptive automobile tail wing

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