CN113386513B - Rear-drive damping suspension device - Google Patents
Rear-drive damping suspension device Download PDFInfo
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- CN113386513B CN113386513B CN202110730358.XA CN202110730358A CN113386513B CN 113386513 B CN113386513 B CN 113386513B CN 202110730358 A CN202110730358 A CN 202110730358A CN 113386513 B CN113386513 B CN 113386513B
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- wheels
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- damping
- wheel
- air damper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
- B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
- B60G13/10—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type pneumatic
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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
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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
- B60G17/08—Characteristics of fluid dampers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/04—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically
- B60G21/05—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to a rear-drive damping suspension device, wherein each suspension device is provided with a transmission device, two transmission boxes arranged at the tail end of each transmission device are respectively connected with wheels, so that the rear two-wheel drive and the rear four-wheel drive of a vehicle can be switched according to road conditions, the rear four-wheel drive can increase the trafficability and the safety of the vehicle on a special road surface, and the rear two-wheel drive can save energy; the stabilizing device is arranged between the wheels, so that the wheels are effectively prevented from tilting when turning or being subjected to horizontal pressure; by arranging a plurality of suspended damping devices and damping control devices, corresponding wheels are controlled to lift or descend according to ground condition information sensed by the sensors, and the trafficability, stability, comfort and safety of the vehicle can be maintained; by setting the driving mode control key to be manually controlled by a driver, the driving device can be changed into rear two-wheel driving when the road surface is flat, thereby saving energy and protecting wheels from unnecessary abrasion.
Description
Technical Field
The invention relates to the technical field of shock absorption, in particular to a rear-drive shock absorption suspension device.
Background
The damping device for vehicle is composed of shock absorbing spring and damper, and is widely used in vehicle and motorcycle to accelerate the damping of vibration of frame and body, so as to improve the running smoothness of vehicle. The vibration-damping device of the vehicle has obvious effect on the road surface with smaller fluctuation, and the vehicle is stable, but has more ravines, difficult running, serious inclination and jolt on the road surface with larger fluctuation, especially mountain and road surface leading to the field, and is more difficult to walk on the car with lower chassis. With the great improvement of the living standard of people, the sedan is a common transportation tool for peasants, but the road surface with uneven ravines is easy to wear the vehicles, and the vehicles jolt strongly, so that riding people are uncomfortable, and the danger is increased especially for the people with the old or the body with the chiggers.
Disclosure of Invention
The invention aims to overcome the defects, and provides a rear-drive damping suspension device which is provided with two sets of suspension devices and is arranged at the bottom of a vehicle in parallel; the two transmission boxes arranged at the tail end of each set of transmission device are respectively connected with wheels, so that the rear two-wheel drive and the rear four-wheel drive of the vehicle can be switched according to road conditions, the rear four-wheel drive can increase the trafficability and the safety of the vehicle on special road surfaces, and the rear two-wheel drive can save energy; the stabilizing device is arranged between the wheels, so that the wheels are effectively prevented from tilting when turning or being subjected to horizontal pressure; by arranging a plurality of suspended damping devices and damping control devices, corresponding wheels are controlled to lift or descend according to ground condition information sensed by the sensors, and the trafficability, stability, comfort and safety of the vehicle can be maintained; by setting the driving mode control key to be manually controlled by a driver, the driving device can be changed into rear two-wheel driving when the road surface is flat, thereby saving energy and protecting wheels from unnecessary abrasion.
The specific technical scheme provided by the invention is as follows:
the vehicle rear-drive stable suspension device comprises a transmission device, wherein the transmission device comprises a plurality of transmission boxes which are sequentially connected in a transmission way, two transmission boxes arranged at the tail end are respectively connected with wheels, a stabilizing device for preventing horizontal displacement is movably connected between the wheels, and the vehicle rear-drive stable suspension device further comprises a plurality of suspension damping devices and damping control devices which are connected with the transmission device; the suspension device is provided with two sets of suspension devices which are arranged at the bottom of the vehicle in parallel, and when the vehicle passes through different road surfaces, the damping control device controls the damping device to drive the wheels to ascend or descend so as to keep the vehicle to stably run.
Preferably, the transmission case comprises a first transmission case, a second transmission case and a third transmission case; the first transmission case is connected with the starting motor, and the third transmission case is arranged in parallel and respectively transmits power to the wheels with two connected sides.
Further, each set of suspension device is connected with two wheels relatively, and each wheel can ascend or descend under the drive of the damping device.
Preferably, the stabilizing device comprises a side connecting unit rotating around a rotation axis and respectively connected with the wheels and an upper connecting unit fixedly connected with the carriage.
Further, the stabilizing device is connected with the wheels through a connecting disc, a connecting shaft is arranged between the connecting disc and the third transmission case, and the damping device is movably connected with the connecting shaft.
Further, a unidirectional damper is provided in the rotation shaft, so that the side connection unit receives a preset resistance when it descends.
Preferably, the damping device comprises an air damper, and two lower air dampers which are symmetrically arranged and comprise an upper air damper, wherein one end of the upper air damper is movably connected with the second transmission box body, the other end of the upper air damper is movably suspended on the carriage body, one end of the lower air damper is movably connected with the third transmission box body respectively, and the other end of the lower air damper is movably connected with the second transmission box body respectively.
Preferably, the damping control device comprises an air conditioner, an air pump, a vacuum chamber and a high-pressure chamber, and connecting pipes respectively communicated with the upper air damper and the two lower air dampers.
Further, the air conditioner also comprises a sensor and a transmission line, the road condition information collected by the sensor is transmitted to the air conditioner through the transmission line, and the air conditioner controls the upper air damper or the lower air damper to move.
Further, the air regulator respectively controls the upper air damper and the two lower air dampers through the electromagnetic distribution valve and the connecting pipe.
The beneficial effects of the invention are as follows: the invention provides a rear-drive damping suspension device, which is provided with two sets of suspension devices and is arranged at the bottom of a vehicle in parallel; the two transmission boxes arranged at the tail end of each set of transmission device are respectively connected with wheels, so that the rear two-wheel drive and the rear four-wheel drive of the vehicle can be switched according to road conditions, the rear four-wheel drive can increase the trafficability and the safety of the vehicle on special road surfaces, and the rear two-wheel drive can save energy; the stabilizing device is arranged between the wheels, so that the wheels are effectively prevented from tilting when turning or being subjected to horizontal pressure; by arranging a plurality of suspended damping devices and damping control devices, corresponding wheels are controlled to lift or descend according to ground condition information sensed by the sensors, and the trafficability, stability, comfort and safety of the vehicle can be maintained; by setting the driving mode control key to be manually controlled by a driver, the driving device can be changed into rear two-wheel driving when the road surface is flat, thereby saving energy and protecting wheels from unnecessary abrasion.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.
In the drawings:
FIG. 1 is a schematic structural diagram of the technical scheme of the invention;
FIG. 2 is a schematic illustration of a stationary device configuration;
FIG. 3 is a schematic diagram of a transmission configuration;
FIG. 4 is a schematic view of a damping control device;
FIG. 5 is a schematic illustration of a vehicle construction;
FIG. 6 is a view in the direction A of FIG. 5;
FIG. 7 is a schematic diagram of the structure of the vehicle from the rear four-wheel drive to the rear two-wheel drive when driving on a level road surface;
fig. 8 is a schematic view of the structure of the vehicle in which the wheels remain stationary while the vehicle is traveling on an uneven road surface.
Wherein:
1-a transmission device; 11-a first gearbox; 111-a first drive shaft; 112-a first drive bevel gear; 113-a first driven bevel gear; 12-a bearing;
13-an upper arm unit; 131-a second drive shaft;
14-a second gear box; 141-a second drive bevel gear; 142-a second driven bevel gear; 143-a coaxial drive bevel gear; 144-driven bevel gear; 145-projecting walls;
15-a lower arm unit; 151-a third drive shaft;
16-a third gear box; 161-a third drive bevel gear; 162-a third driven bevel gear; 163-connecting shaft; 164-rotating shaft; 165-a land;
2-an air damper; 21-an upper air damper; 22-a lower air damper;
3-a carriage body;
4-wheels;
5-a stabilizing device; 51-upper connection plate; 511-upper through holes;
52-side connection plates; 521-side through holes;
53-damper; 54-rotation axis;
6-a damping controller; 61-an air pump; 611-air inlet; 612-air outlet; 62-a vacuum chamber; 63-a high pressure chamber; 64-transmission lines; 65-an air conditioner; 66-electromagnetic dispensing valve; 67-connecting the pipe I; 68-connecting the pipe II; 69-a sensor;
7-a driver seat; 8-a co-driver seat; 9-driving mode control.
Detailed Description
Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. In addition, the terms "first," "second," are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The description hereinafter sets forth the preferred embodiment for carrying out the present application, but is not intended to limit the scope of the present application in general, for the purpose of illustrating the general principles of the present application. The scope of the present application is defined by the appended claims.
Referring to fig. 1 to 8, a rear-drive shock-absorbing suspension apparatus according to an embodiment of the present invention includes a transmission 1, an air damper 2, a shock-absorbing controller 6, a stabilizer 5, and wheels 4.
The suspension device is provided with two sets, the shock absorption controllers 6 which are matched and connected with the suspension device are also provided with two sets, the suspension device is arranged at the bottom of the vehicle in parallel, and the starting motor (shown in the figure) is respectively arranged at the lower ends of the driver seat 7 and the auxiliary driver seat 8.
The transmission device 1 comprises a first transmission case 11, a second transmission case 14 and a third transmission case 16 which are sequentially connected in a transmission way; the first gear case 11 includes a first driving shaft 111 connected to a start motor (shown in the drawing), a first drive bevel gear 112 mounted on the first driving shaft 111, and a first driven bevel gear 113 engaged with the first drive bevel gear 112; the first gear box 11 is connected with the second gear box 14 through the upper arm unit 13; the second transmission shaft 131 for mounting the first driven bevel gear 113 is positioned in the upper arm unit 13, the other end of the second transmission shaft is provided with a second drive bevel gear 141 positioned in the second transmission case 14, a meshed second driven bevel gear 142 is further mounted, two opposite coaxial drive bevel gears 143 are coaxially mounted with the second driven bevel gear 142, driven bevel gears 144 which are respectively meshed with the coaxial drive bevel gears 143 are further arranged, a third transmission shaft 151 for mounting the driven bevel gears 144 is parallel to the second transmission shaft 131, the third transmission shaft 151 is positioned in the lower arm unit 15, a third drive bevel gear 161 is mounted at the other end of the third transmission shaft 151, the third drive bevel gear 161 is positioned in the third transmission case 16, the third drive bevel gear 161 is meshed with the third driven bevel gear 162, one end of a gear shaft of the third driven bevel gear 162 extends out of the case body of the third transmission case 16, two opposite third transmission cases 16 are respectively arranged at the outer sides of the case body, and the two gear shafts are respectively matched and mounted with the two wheels 4; a connecting shaft 163 is provided inside the third transmission case 16; the gear shafts are all mounted in the gear box body through bearings 12.
The connection shaft 163 is fixedly connected with the connection disc 165.
A stabilizing device 5 for preventing horizontal displacement is rotatably connected between the two wheels 4, the stabilizing device 5 comprises a side connecting plate 52 which rotates around a rotating shaft 54 and is respectively connected with a connecting disc 165 and an upper connecting plate 51 fixedly connected with a carriage, an upper through hole 511 for connection is arranged on the upper connecting plate 51, and a side through hole 521 is arranged on the side connecting plate 52 and is connected with a shaft on the connecting disc 165; the stabilizer 5 is supported between the wheels 4 to prevent the wheels 4 from being deformed when they bend or receive horizontal pressure. The rotation shaft 54 is provided with a one-way damper 53 which receives a predetermined resistance when the side connection plate 52 moves downward.
Further, the stabilizer 5 is connected to the wheel 4 through a connecting disc 165, and the connecting disc 165 is fixedly connected to the third transmission case 16 through a connecting shaft 163.
Preferably, the air damper 2 includes an upper air damper 21 and two lower air dampers 22 symmetrically disposed, one end of the upper air damper 21 is movably connected with an extending wall 145 disposed on the box body of the second transmission case 14 through a rotating shaft, the other end of the upper air damper is movably suspended on the carriage body 3, one end of the lower air damper 22 is connected with the box body of the third transmission case 16 through a connecting shaft 163, and the other end of the lower air damper is connected with the box body of the second transmission case 14 through a shaft.
Preferably, the damper controller 6 includes an air pump 61, a vacuum chamber 62, a high pressure chamber 63, an air conditioner 65, which are sequentially connected; the air pump 61 includes an air inlet 611 and an air outlet 612; the air regulator 65 is respectively connected with a sensor 69 arranged at the lower end of the third transmission case 16 through a transmission line 64, and is also connected with a driving mode control key 9 through the transmission line 64; the electromagnetic distribution valve 66 is connected with the upper air damper 21 through a first connecting pipe 67 and the lower air damper 22 through a second connecting pipe 68, and the electromagnetic distribution valve 66 is arranged at the joint of the electromagnetic distribution valve 66 and the first connecting pipe 67 and the second connecting pipe 68.
The damping controller 6 controls the lower air damper 22 to drive the connected wheels 4 to ascend or descend through adjusting the corresponding electromagnetic distribution valve 66 according to the road surface information sensed by the received sensor 69 so as to keep the vehicle stable.
The damping controller 6 controls the upper air damper 21 to drive the two wheels 4 to integrally ascend.
A driving mode control key 9 is also installed in the cab, and the driving mode control key 9 is connected with the shock absorption controller 6 through a transmission line 64 and can manually and selectively control the ascending or descending of the wheels.
It should be noted that: when the vehicle walks on sandy or muddy ground, the driver can control the rear four-wheel drive wheels 4 to work simultaneously through the driving mode control key 9, so that the ground contact area and friction force of the wheels 4 are effectively increased, the sinking of the vehicle is prevented, and the vehicle can also run rapidly; when the vehicle walks on a flat ground, a driver can control the wheels 4 on the two rear sides to work through the driving mode control key 9, the two middle wheels 4 can ascend, and under the condition that the normal running of the vehicle is ensured, the abrasion of the wheels is reduced, the energy consumption is reduced, and the cost is reduced.
The beneficial effects of the invention are as follows: the invention provides a rear-drive damping suspension device, which is provided with two sets of suspension devices and is arranged at the bottom of a vehicle in parallel; the two transmission boxes arranged at the tail end of each set of transmission device are respectively connected with wheels, so that the rear two-wheel drive and the rear four-wheel drive of the vehicle can be switched according to road conditions, the rear four-wheel drive can increase the trafficability and the safety of the vehicle on special road surfaces, and the rear two-wheel drive can save energy; the stabilizing device is arranged between the wheels, so that the wheels are effectively prevented from tilting when turning or being subjected to horizontal pressure; by arranging a plurality of suspended damping devices and damping control devices, corresponding wheels are controlled to lift or descend according to ground condition information sensed by the sensors, and the trafficability, stability, comfort and safety of the vehicle can be maintained; through setting up driving mode control key and manually controlling by the driver, can become the rear two-wheel drive when the road surface is flat, not only energy-conserving, protected the wheel to avoid unnecessary wearing and tearing moreover, effectively reduced use cost.
While the foregoing description illustrates and describes the preferred embodiments of the present application, it is to be understood that this application is not limited to the forms disclosed herein, but is not to be construed as an exclusive use of other embodiments, and is capable of many other combinations, modifications and environments, and adaptations within the scope of the teachings described herein, through the foregoing teachings or through the knowledge or skills of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the present invention are intended to be within the scope of the appended claims.
Claims (5)
1. The utility model provides a steady linkage of vehicle rear-guard, includes decelerator, damping device, damping control device, stabilising arrangement and wheel, is located two wheels at vehicle rear portion comprise the wheel of two liang respectively, every homoenergetic in the wheel of two liang is in damping device's drive is gone up or is fallen its characterized in that: the suspension device is provided with two sets of suspension devices which are arranged at the bottom of the vehicle in parallel, and the speed reduction device comprises a first speed reduction box, a second speed reduction box and a third speed reduction box which are connected in sequence; the first reduction gearbox is connected with the starting motor, the second reduction gearbox is arranged in parallel with the third reduction gearbox, power is respectively transmitted to the wheels connected with two sides, a stabilizing device for preventing any one of the two groups of wheels from horizontally shifting is movably connected between the two groups of wheels, and the device further comprises a suspended damping device and a damping control device which are connected with the reduction device; when the vehicle passes through different road surfaces, damping control device control damping device drives the wheel rises or falls to keep the steady of vehicle to go, stabilising arrangement include around the rotation axis rotatory and respectively with the side connecting unit that the wheel links to each other and with the last connecting unit that the carriage linked firmly, the side connecting unit pass through the connection pad with the wheel links to each other, the connection pad with be equipped with the connecting axle between the third reducing gear box, damping device with connecting axle swing joint, be equipped with one-way attenuator in the rotation axis, make the side connecting unit receives preset resistance when descending, prevent that the wheel from taking place to warp when turning round, or receiving horizontal direction pressure.
2. The vehicle rear-drive stable suspension device according to claim 1, wherein the damping device comprises an upper air damper and two lower air dampers which are symmetrically arranged, one end of the upper air damper is movably connected with the second reduction gearbox body, the other end of the upper air damper is movably suspended on the carriage body, one end of the lower air damper is respectively movably connected with the third reduction gearbox body, and the other end of the lower air damper is respectively movably connected with the second reduction gearbox body.
3. The vehicle rear-drive stable suspension device according to claim 2, wherein the damping control device comprises an air conditioner, an air pump, a vacuum chamber, a high-pressure chamber, and connecting pipes respectively communicated with the upper air damper and the two lower air dampers.
4. The vehicle rear-drive stable suspension device according to claim 3, further comprising a sensor and a transmission line through which road condition information is transmitted to an air conditioner, the air conditioner controlling the movement of the upper air damper or the lower air damper.
5. The vehicle rear-drive stable suspension device according to claim 4, wherein the air conditioner controls the upper air damper and the two lower air dampers respectively through an electromagnetic distribution valve and a connection pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110730358.XA CN113386513B (en) | 2021-06-29 | 2021-06-29 | Rear-drive damping suspension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110730358.XA CN113386513B (en) | 2021-06-29 | 2021-06-29 | Rear-drive damping suspension device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113386513A CN113386513A (en) | 2021-09-14 |
| CN113386513B true CN113386513B (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110730358.XA Active CN113386513B (en) | 2021-06-29 | 2021-06-29 | Rear-drive damping suspension device |
Country Status (1)
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| CN (1) | CN113386513B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19727819C2 (en) * | 1997-06-30 | 1999-04-08 | Forsch Kraftfahrwesen Und Fahr | Suspension system |
| CN101850795B (en) * | 2010-05-26 | 2011-11-30 | 河北工业大学 | Wheel-leg combined type mobile robot platform |
| CN102009709A (en) * | 2010-06-13 | 2011-04-13 | 张越平 | Multifunctional vehicle |
| CN102320240A (en) * | 2011-05-25 | 2012-01-18 | 管中林 | Dual-axle all wheel drive all terrain vehicle |
| CN102303655B (en) * | 2011-06-20 | 2012-11-07 | 河北工业大学 | Wheel-legged combined-type robot platform |
| CN110539820A (en) * | 2019-09-16 | 2019-12-06 | 北京理工大学 | vehicle with a steering wheel |
| CN111361659B (en) * | 2020-03-06 | 2021-08-24 | 中国南方电网有限责任公司超高压输电公司广州局 | Wheel-leg obstacle crossing mechanism and obstacle crossing robot |
| CN112550512B (en) * | 2020-12-09 | 2023-07-21 | 北京理工大学重庆创新中心 | Wheel leg robot and driving method thereof |
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2021
- 2021-06-29 CN CN202110730358.XA patent/CN113386513B/en active Active
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