CN116787989B - Device for controlling automobile suspension support hardness based on rotating speed and control method thereof - Google Patents
Device for controlling automobile suspension support hardness based on rotating speed and control method thereof Download PDFInfo
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- CN116787989B CN116787989B CN202310784286.6A CN202310784286A CN116787989B CN 116787989 B CN116787989 B CN 116787989B CN 202310784286 A CN202310784286 A CN 202310784286A CN 116787989 B CN116787989 B CN 116787989B
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- 239000000725 suspension Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000013016 damping Methods 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 36
- 238000004146 energy storage Methods 0.000 claims description 9
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 description 16
- 230000035939 shock Effects 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/019—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
- B60G17/01933—Velocity, e.g. relative velocity-displacement sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/06—Characteristics of dampers, e.g. mechanical dampers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/23—Friction Damper
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to the technical field of automobile suspension, in particular to a device for controlling the supporting hardness of an automobile suspension based on rotating speed and a control method thereof, comprising the following steps: the brake discs are rotatably arranged on two sides of the torsion beam, and the torsion beam is connected with the frame through a telescopic cylinder; the adjusting mechanism is arranged on the torsion beam and comprises a lifting component and a follow-up component, the follow-up component is connected with the frame, a damping spring is arranged between the follow-up component and the torsion beam, and the follow-up component can compress or release the damping spring when the lifting component acts; the measuring mechanism is arranged on the torsion beam and is connected with one of the brake discs, the measuring mechanism comprises a centrifugal component and a deflection component, the deflection component is connected with a gear switch communicated with the lifting component, when the brake disc rotates along with a wheel, the centrifugal component acts, and the gear value of the gear switch is changed through the deflection component, so that the hardness of the suspension of the automobile can be changed along with the running speed, and the running safety is improved.
Description
Technical Field
The invention relates to the technical field of automobile suspension, in particular to a device for controlling the supporting hardness of an automobile suspension based on rotating speed and a control method thereof.
Background
The suspension system refers to a connection structure system among a vehicle body, a vehicle frame and wheels, and the structure system comprises a shock absorber, a suspension spring, an anti-tilting rod, a suspension auxiliary beam, a lower control arm, a longitudinal rod, a steering knuckle arm, a rubber bushing, a connecting rod and the like, when the vehicle runs on a road surface, the vehicle is subjected to shock and impact due to the change of the ground, and part of the impact force is absorbed by tires, but most of the impact force is absorbed by suspension devices between the tires and the vehicle body.
The suspension system also has a role in inhibiting the roll capability of the vehicle when the vehicle is over-bent, and the suspension can be collectively called as variable suspension, namely, the supporting force is regulated by changing the softness of the shock absorber, the variable suspension mostly depends on a speed sensor to detect the speed of the vehicle, then the softness of the shock absorber is changed through an actuating mechanism, and a certain reaction time exists when the speed sensor detects the speed, so that the actuating time of the actuating mechanism is different from the actual motion state of the vehicle, and the driving safety and the driving experience are affected.
Disclosure of Invention
The invention aims to provide a device for controlling the supporting hardness of an automobile suspension based on rotating speed and a control method thereof, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an apparatus for controlling the stiffness of an automotive suspension support based on rotational speed, comprising:
the brake discs are rotatably arranged on two sides of the torsion beam, and the torsion beam is connected with the frame through a telescopic cylinder;
the adjusting mechanism is arranged on the torsion beam and comprises a lifting component and a follow-up component, the follow-up component is connected with the frame, a damping spring is arranged between the follow-up component and the torsion beam, and the follow-up component can compress or release the damping spring when the lifting component acts;
the measuring mechanism is arranged on the torsion beam and connected with one of the brake discs, the measuring mechanism comprises a centrifugal component and a deflection component, the deflection component is connected with a gear switch communicated with the lifting component, and when the brake disc rotates along with the wheels, the centrifugal component acts and changes the gear value of the gear switch through the deflection component.
As a further scheme of the invention: the lifting assembly comprises a guide plate arranged on the torsion beam, the guide plate is provided with a lifting plate parallel to the guide plate, the end parts of the lifting plate are symmetrically provided with two sliding connection parts, and the sliding connection parts are in sliding connection with a stagnation groove which runs on the guide plate;
the lifting assembly further comprises a bidirectional driving structure connected with the lifting plate.
As still further aspects of the invention: the bidirectional driving structure comprises a double-head electric telescopic rod arranged on the lifting plate, wherein a first sliding block is respectively arranged at two ends of the double-head electric telescopic rod, and can slide in a first sliding groove arranged along the length direction of the lifting plate;
the first sliding block is also rotatably provided with a pulley, and the pulley can roll in a stepped groove body formed on the guide plate.
As still further aspects of the invention: the step groove body is provided with two groups of guide grooves which are symmetrically distributed on two sides of the guide plate, the step groove body comprises a plurality of guide grooves which are communicated end to end, and the heights of the guide grooves are sequentially decreased;
the guide slot comprises a horizontal slot body and an inclined slot body, wherein the horizontal slot body is communicated with the inclined slot body, and a groove is formed in the middle of the horizontal slot body.
As still further aspects of the invention: the follow-up assembly comprises a connecting piece connected with the lifting plate through a connecting plate, the connecting piece is connected with the damping spring and the frame, and the connecting piece is in sliding connection with a connecting sleeve plate arranged on the torsion beam.
As still further aspects of the invention: the centrifugal assembly comprises a transmission rod rotatably mounted on the torsion beam, the transmission rod is connected with the brake disc through a transmission belt, two rotating parts are symmetrically arranged on the transmission rod, a second sliding groove is formed in the rotating part along the length direction of the rotating part, a second sliding block is slidably mounted in the second sliding groove, a balancing weight is fixed on the second sliding block, and a connecting rod is rotatably mounted on the second sliding block;
the centrifugal assembly further comprises an energy storage structure connected with the connecting rod.
As still further aspects of the invention: the inside of the transmission rod is of a hollow structure;
the energy storage structure comprises a follow-up sleeve which is arranged on the transmission rod in a sliding manner, the follow-up sleeve is fixedly connected with a middle baffle plate arranged in the transmission rod, and the follow-up sleeve is rotationally connected with one end of the connecting rod, which is far away from the second sliding block;
the energy storage structure also comprises a cylindrical spring arranged in the transmission rod, one end of the cylindrical spring is connected with the inner wall of the transmission rod, and the other end of the cylindrical spring is connected with the middle baffle plate.
As still further aspects of the invention: the follow-up sleeve is provided with an annular jogged groove, the annular jogged groove is rotatably provided with a lantern ring, and the lantern ring is connected with the deflection assembly.
As still further aspects of the invention: the deflection assembly comprises a transverse plate fixedly connected with the lantern ring, and a connecting groove is formed in the transverse plate along the length direction of the transverse plate;
the deflection assembly further comprises a deflection rod fixedly connected with the gear switch knob, an embedded wheel is rotatably arranged at one end, away from the gear switch, of the deflection rod, and the embedded wheel can roll in the connecting groove.
A method for controlling the stiffness of an automotive suspension support using said apparatus, comprising the steps of:
step one: the signal output end of the gear switch is electrically connected with the lifting assembly;
step two: starting the vehicle and controlling the vehicle to run;
step three: when the vehicle runs, the centrifugal component is matched with the deflection component to change the gear value of the gear switch according to the rotating speed of the wheels;
step four: the gear value signal of the gear switch is transmitted into the lifting assembly, and the lifting assembly acts;
step five: when the lifting component acts, the following component is driven to act, and then the damping spring is compressed or released, so that when the vehicle speed is high, the damping spring is compressed, and when the vehicle speed is low, the damping spring is released
Compared with the prior art, the invention has the beneficial effects that:
through the arranged measuring mechanism, when the wheels rotate, the transmission rods rotate along with the rotation of the wheels, so that the second sliding block and the balancing weight generate centrifugal force, and the gear value of the gear switch is driven to change under the action of the centrifugal force;
through the adjustment mechanism who sets up for when the speed of vehicle is very fast, damping spring's flexible volume reduces, improves the vehicle when crossing the bending fast, damping spring is in the holding power of frame, improves the security of driving, and simultaneously when the speed of vehicle is slower, damping spring's flexible volume increases, improves the buffer force to the road surface of jolting when the vehicle speed is slower, improves the sensation of driver and passengers in the car.
Drawings
FIG. 1 is a schematic diagram of one embodiment of an apparatus for controlling stiffness of an automotive suspension support based on rotational speed;
FIG. 2 is a schematic view of an alternative embodiment of an apparatus for controlling stiffness of an automotive suspension based on rotational speed;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic view of the structure of a centrifugal assembly in one embodiment of an apparatus for controlling the stiffness of an automotive suspension based on rotational speed;
FIG. 5 is a schematic diagram of the connection between a follower sleeve and a gear switch in one embodiment of an apparatus for controlling stiffness of an automotive suspension based on rotational speed;
FIG. 6 is a schematic view of an adjustment mechanism in one embodiment of an apparatus for controlling stiffness of an automotive suspension based on rotational speed;
FIG. 7 is a partial exploded view of an adjustment mechanism in one embodiment of an apparatus for controlling the stiffness of an automotive suspension based on rotational speed;
FIG. 8 is a partial exploded view of another angle of the adjustment mechanism in one embodiment of an apparatus for controlling stiffness of an automotive suspension based on rotational speed;
in the figure: 1. a torsion beam; 2. a brake disc; 3. a telescopic cylinder; 4. a damping spring; 5. a connecting piece; 6. connecting sleeve plates; 7. a yoke plate; 8. a lifting plate; 9. a sliding connection part; 10. a guide plate; 11. a stagnation-accommodating groove; 12. a horizontal tank body; 13. an inclined groove body; 14. a groove; 15. double-end electric telescopic rod; 16. a first chute; 17. a first sliding block; 18. a pulley; 19. a transmission belt; 20. a transmission rod; 21. a rotating member; 22. a second chute; 23. a second slide block; 24. balancing weight; 25. a connecting rod; 26. a follower sleeve; 27. an annular fitting groove; 28. a collar; 29. an intermediate baffle; 30. a cross plate; 31. a connecting groove; 32. a fitting wheel; 33. a deflection lever; 34. a gear switch; 35. a cylindrical spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1 to 8, in an embodiment of the present invention, a device for controlling the stiffness of an automotive suspension based on rotational speed includes: torsion beam 1, measurement mechanism and adjustment mechanism.
Brake discs 2 are rotatably arranged on two sides of the torsion beam 1, and the torsion beam 1 is connected with a frame through a telescopic cylinder 3;
the measuring mechanism is arranged on the torsion beam 1 and is connected with one of the brake discs 2, the measuring mechanism comprises a centrifugal component and a deflection component, the deflection component is connected with a gear switch 34 communicated with the lifting component, and when the brake disc 2 rotates along with a wheel, the centrifugal component acts and changes the gear value of the gear switch 34 through the deflection component;
the centrifugal assembly comprises a transmission rod 20 rotatably mounted on the torsion beam 1, the transmission rod 20 is connected with the brake disc 2 through a transmission belt 19, two rotating pieces 21 are symmetrically arranged on the transmission rod 20, a second sliding groove 22 is formed in the rotating piece 21 along the length direction of the rotating piece, a second sliding block 23 is slidably mounted in the second sliding groove 22, a balancing weight 24 is fixed on the second sliding block 23, and a connecting rod 25 is rotatably mounted on the second sliding block 23;
the centrifugal assembly further comprises an energy storage structure connected with the connecting rod 25, the inside of the transmission rod 20 is of a hollow structure, the energy storage structure comprises a follow-up sleeve 26 which is arranged on the transmission rod 20 in a sliding manner, the follow-up sleeve 26 is fixedly connected with a middle baffle 29 which is arranged in the transmission rod 20, the follow-up sleeve 26 is rotatably connected with one end, away from the second sliding block 23, of the connecting rod 25, an annular embedded groove 27 is formed in the follow-up sleeve 26, a collar 28 is rotatably arranged in the annular embedded groove 27, and the collar 28 is connected with the deflection assembly;
the energy storage structure further comprises a cylindrical spring 35 arranged in the transmission rod 20, one end of the cylindrical spring 35 is connected with the inner wall of the transmission rod 20, and the other end of the cylindrical spring is connected with the middle baffle 29;
the deflection assembly comprises a transverse plate 30 fixedly connected with the lantern ring 28, and a connecting groove 31 is formed in the transverse plate 30 along the length direction of the transverse plate;
the deflection assembly further comprises a deflection rod 33 fixedly connected with the gear switch 34 through a knob, one end, far away from the gear switch 34, of the deflection rod 33 is rotatably provided with a jogging wheel 32, and the jogging wheel 32 can roll in the connecting groove 31.
In an initial state, that is, in a stationary state of the vehicle, the cylindrical spring 35 is in a compressed state, at this time, the follower sleeve 26 is at one end far away from the rotating member 21, and under the traction of the connecting rod 25, the second slider 23 is at one end of the second sliding chute 22 close to the transmission rod 20, and when the vehicle is in a running state, the wheel drives the transmission rod 20 to rotate through the brake disc 2 and the transmission belt 19, and the rotating member 21 follows the transmission rod 20 to make the second slider 23 and the balancing weight 24 do circular motion, and centrifugal force is generated, at this time, under the action of the centrifugal force, the second slider 23 moves away from the transmission rod 20 along the second sliding chute 22, and pulls the follower sleeve 26 towards the rotating member 21 through the connecting rod 25, so that the cylindrical spring 35 is further compressed, and at the same time, when the follower sleeve 26 moves, the transverse plate 30 is driven to move, so that the embedded wheel 32 moves circularly around the gear switch 34, and the deflection rod 33 is a radius, and the gear value of the gear switch 34 is changed.
Through the arrangement, when the wheels rotate, the transmission rod 20 rotates along with the rotation of the wheels, so that the second slide block 23 and the balancing weight 24 generate centrifugal force, and the gear value of the gear switch 34 is driven to change under the action of the centrifugal force.
Referring to fig. 6-8, the adjusting mechanism is disposed on the torsion beam 1, and includes a lifting component and a follower component, where the follower component is connected with the frame, and a damper spring 4 is disposed between the follower component and the torsion beam 1, and when the lifting component acts, the follower component can compress or release the damper spring 4;
the lifting assembly comprises a guide plate 10 arranged on the torsion beam 1, wherein the guide plate 10 is provided with a lifting plate 8 parallel to the guide plate, the end part of the lifting plate 8 is symmetrically provided with two sliding connecting parts 9, and the sliding connecting parts 9 are in sliding connection with a stagnation accommodating groove 11 running on the guide plate 10;
the lifting assembly further comprises a bidirectional driving structure connected with the lifting plate 8, the bidirectional driving structure comprises a double-head electric telescopic rod 15 arranged on the lifting plate 8, a first sliding block 17 is respectively arranged at two ends of the double-head electric telescopic rod 15, and the first sliding block 17 can slide in a first sliding groove 16 arranged along the length direction of the lifting plate 8;
the first sliding block 17 is also rotatably provided with a pulley 18, the pulley 18 can roll in a step groove body formed on the guide plate 10, the step groove body is provided with two groups and symmetrically distributed on two sides of the guide plate 10, and comprises a plurality of guide grooves communicated end to end, and the heights of the guide grooves are gradually decreased;
the guide groove comprises a horizontal groove body 12 and an inclined groove body 13, wherein the horizontal groove body 12 is communicated with the inclined groove body 13, and a groove 14 is formed in the middle of the horizontal groove body 12;
the follow-up assembly comprises a connecting piece 5 connected with a lifting plate 8 through a connecting plate 7, the connecting piece 5 is connected with the damping spring 4 and the frame, and the connecting piece 5 is in sliding connection with a connecting sleeve plate 6 arranged on the torsion beam 1.
When the gear value of the gear switch 34 is changed, the double-end electric telescopic rod 15 will correspondingly act, specifically, when the gear value of the gear switch 34 is larger, the running speed of the vehicle is faster, the double-end electric telescopic rod 15 will drive the two first sliding blocks 17 to move close to each other, the pulley 18 moves along the ladder groove body, the lifting plate 8 moves towards the torsion beam 1, the lifting plate 8 drives the connecting piece 5 to move towards the inside of the connecting sleeve plate 6 through the connecting plate 7, the damping spring 4 is compressed, so that the deformable amount of the damping spring 4 is reduced, the supporting force of the damping spring 4 on the vehicle frame is improved when the vehicle is bent rapidly, the running safety is improved, otherwise, when the running speed of the vehicle is reduced, the deformable amount of the damping spring 4 is increased, the buffering force on a bumpy road surface is improved when the running speed of the vehicle is slower, and the feeling of passengers in the vehicle is improved.
Wherein, the gear value at the gear switch 34 divides into a plurality of grades, and the motion amount of the first slider 17 can be changed to the gear of corresponding grade, and the first slider 17 can fall on the recess 14 when stopping, even the double-end electric telescopic handle 15 outage stop work still can guarantee the positional stability of lifter plate 8 this moment.
Through the above-mentioned setting for when the speed of vehicle is very fast, the flexible volume of damping spring 4 reduces, improves the vehicle when crossing the bending fast, and damping spring 4 is in the holding power of frame, improves the security of driving, and simultaneously when the speed of vehicle is slower, damping spring 4's flexible volume increase improves the buffer force to the road surface of jolting when the vehicle speed is slower, improves the sensation of driver and passengers in the car.
As an embodiment of the present invention, there is also provided a method for controlling the stiffness of an automotive suspension support using the apparatus, comprising the steps of:
step one: the signal output end of the gear switch 34 is electrically connected with the lifting assembly;
step two: starting the vehicle and controlling the vehicle to run;
step three: the centrifugal assembly cooperates with the deflection assembly to change the gear value of the gear switch 34 in response to the rotational speed of the wheels while the vehicle is in motion;
step four: the gear value signal of the gear switch 34 is transmitted into the lifting assembly, and the lifting assembly acts;
step five: when the lifting component acts, the follow-up component is driven to act, and then the damping spring 4 is compressed or released, so that when the vehicle speed is high, the damping spring 4 is compressed, and when the vehicle speed is low, the damping spring 4 is released.
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 characteristics 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. An apparatus for controlling the stiffness of an automotive suspension support based on rotational speed, comprising:
the torsion beam (1), the brake disc (2) is rotatably arranged on two sides of the torsion beam (1), and the torsion beam (1) is connected with the frame through the telescopic cylinder (3);
characterized by further comprising:
the adjusting mechanism is arranged on the torsion beam (1) and comprises a lifting component and a follow-up component, the follow-up component is connected with the frame, a damping spring (4) is arranged between the follow-up component and the torsion beam (1), and the follow-up component can compress or release the damping spring (4) when the lifting component acts;
the measuring mechanism is arranged on the torsion beam (1) and connected with one brake disc (2), the measuring mechanism comprises a centrifugal component and a deflection component, the deflection component is connected with a gear switch (34) communicated with the lifting component, and when the brake disc (2) rotates along with a wheel, the centrifugal component acts and changes the gear value of the gear switch (34) through the deflection component;
the lifting assembly comprises a guide plate (10) arranged on the torsion beam (1), wherein the guide plate (10) is provided with a lifting plate (8) parallel to the guide plate, two sliding connection parts (9) are symmetrically arranged at the end parts of the lifting plate (8), and the sliding connection parts (9) are in sliding connection with a stagnation accommodating groove (11) which runs on the guide plate (10);
the lifting assembly further comprises a bidirectional driving structure connected with the lifting plate (8);
the bidirectional driving structure comprises a double-head electric telescopic rod (15) arranged on the lifting plate (8), wherein a first sliding block (17) is respectively arranged at two ends of the double-head electric telescopic rod (15), and the first sliding block (17) can slide in a first sliding groove (16) arranged along the length direction of the lifting plate (8);
the first sliding block (17) is also rotatably provided with a pulley (18), and the pulley (18) can roll in a stepped groove formed on the guide plate (10).
2. The device for controlling the supporting hardness of the automotive suspension based on the rotating speed according to claim 1, wherein two groups of stepped groove bodies are arranged and symmetrically distributed on two sides of the guide plate (10), each stepped groove body comprises a plurality of guide grooves which are communicated end to end, and the heights of the guide grooves are gradually decreased;
the guide groove comprises a horizontal groove body (12) and an inclined groove body (13), wherein the horizontal groove body (12) is communicated with the inclined groove body (13), and a groove (14) is formed in the middle of the horizontal groove body (12).
3. Device for controlling the stiffness of a suspension support for a motor vehicle on the basis of the rotational speed according to claim 1, characterized in that the follower assembly comprises a connecting piece (5) connected to a lifting plate (8) by means of a yoke plate (7), said connecting piece (5) being connected to the damping spring (4) and to the vehicle frame, and said connecting piece (5) being slidingly connected to a connecting bushing plate (6) provided on the torsion beam (1).
4. The device for controlling the supporting hardness of the automotive suspension based on the rotating speed according to claim 1, wherein the centrifugal assembly comprises a transmission rod (20) rotatably mounted on the torsion beam (1), the transmission rod (20) is connected with the brake disc (2) through a transmission belt (19), two rotating pieces (21) are symmetrically arranged on the transmission rod (20), a second sliding groove (22) is formed in the rotating piece (21) along the length direction of the rotating piece, a second sliding block (23) is mounted in the second sliding groove (22) in a sliding mode, a balancing weight (24) is fixed on the second sliding block (23), and a connecting rod (25) is rotatably mounted on the second sliding block (23);
the centrifugal assembly further comprises an energy storage structure connected with the connecting rod (25).
5. The device for controlling the stiffness of an automotive suspension support based on rotational speed according to claim 4, characterized in that the inside of said transmission rod (20) is hollow;
the energy storage structure comprises a follow-up sleeve (26) which is arranged on the transmission rod (20) in a sliding manner, the follow-up sleeve (26) is fixedly connected with a middle baffle plate (29) which is arranged in the transmission rod (20), and the follow-up sleeve (26) is rotationally connected with one end, far away from the second sliding block (23), of the connecting rod (25);
the energy storage structure further comprises a cylindrical spring (35) arranged in the transmission rod (20), one end of the cylindrical spring (35) is connected with the inner wall of the transmission rod (20), and the other end of the cylindrical spring is connected with the middle baffle plate (29).
6. The device for controlling the supporting hardness of the automotive suspension based on the rotating speed according to claim 5, characterized in that an annular embedded groove (27) is arranged on the follow-up sleeve (26), a collar (28) is rotatably arranged in the annular embedded groove (27), and the collar (28) is connected with the deflection assembly.
7. The device for controlling the supporting hardness of an automotive suspension based on the rotation speed according to claim 6, characterized in that the deflection assembly comprises a cross plate (30) fixedly connected with the collar (28), and the cross plate (30) is provided with a connecting groove (31) along the length direction;
the deflection assembly further comprises a deflection rod (33) fixedly connected with the knob of the gear switch (34), one end, far away from the gear switch (34), of the deflection rod (33) is rotatably provided with a jogging wheel (32), and the jogging wheel (32) can roll in the connecting groove (31).
8. A method of controlling the stiffness of an automotive suspension support using the apparatus of claim 1, comprising the steps of:
step one: electrically connecting a signal output end of the gear switch (34) with the lifting assembly;
step two: starting the vehicle and controlling the vehicle to run;
step three: when the vehicle runs, the centrifugal component is matched with the deflection component to change the gear value of the gear switch (34) according to the rotating speed of the wheels;
step four: the gear value signal of the gear switch (34) is transmitted into the lifting assembly, and the lifting assembly acts;
step five: when the lifting component acts, the follow-up component is driven to act, and then the damping spring (4) is compressed or released, so that when the vehicle speed is high, the damping spring (4) is compressed, and when the vehicle speed is low, the damping spring (4) is released.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310784286.6A CN116787989B (en) | 2023-06-29 | 2023-06-29 | Device for controlling automobile suspension support hardness based on rotating speed and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310784286.6A CN116787989B (en) | 2023-06-29 | 2023-06-29 | Device for controlling automobile suspension support hardness based on rotating speed and control method thereof |
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| CN116787989A CN116787989A (en) | 2023-09-22 |
| CN116787989B true CN116787989B (en) | 2023-12-08 |
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| CN109050194A (en) * | 2018-08-28 | 2018-12-21 | 石海军 | Mechanical active suspension system |
| CN109733148A (en) * | 2019-01-18 | 2019-05-10 | 北京汽车股份有限公司 | Regulating device, method and the vehicle of vehicle suspension height |
| CN113335010A (en) * | 2021-06-29 | 2021-09-03 | 东风汽车集团股份有限公司 | Wheel base control device and wheel base control method based on torsion beam suspension |
| CN115400438A (en) * | 2022-10-09 | 2022-11-29 | 湖南金代科技发展有限公司 | Spray drying structure for enzyme preparation production and use method thereof |
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2023
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| KR980008638A (en) * | 1996-07-24 | 1998-04-30 | 김영귀 | Speed-sensitive suspension device |
| KR20040043333A (en) * | 2002-11-18 | 2004-05-24 | 현대자동차주식회사 | variable mounting device for a stabilizer bar |
| CN101580070A (en) * | 2009-06-19 | 2009-11-18 | 吴强 | Centrifugal force safety braking device of active track-locking type tramcar |
| CN109050194A (en) * | 2018-08-28 | 2018-12-21 | 石海军 | Mechanical active suspension system |
| CN109733148A (en) * | 2019-01-18 | 2019-05-10 | 北京汽车股份有限公司 | Regulating device, method and the vehicle of vehicle suspension height |
| CN113335010A (en) * | 2021-06-29 | 2021-09-03 | 东风汽车集团股份有限公司 | Wheel base control device and wheel base control method based on torsion beam suspension |
| CN115400438A (en) * | 2022-10-09 | 2022-11-29 | 湖南金代科技发展有限公司 | Spray drying structure for enzyme preparation production and use method thereof |
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| CN116787989A (en) | 2023-09-22 |
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