CN108327476B - Wheel with variable axle height - Google Patents
Wheel with variable axle height Download PDFInfo
- Publication number
- CN108327476B CN108327476B CN201810369174.3A CN201810369174A CN108327476B CN 108327476 B CN108327476 B CN 108327476B CN 201810369174 A CN201810369174 A CN 201810369174A CN 108327476 B CN108327476 B CN 108327476B
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- Prior art keywords
- rim
- wheel
- hydraulic
- central shaft
- hydraulic cylinders
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- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000008602 contraction Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000011217 control strategy Methods 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B37/00—Wheel-axle combinations, e.g. wheel sets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- 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
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to a variable axle height wheel, which comprises a rim, a central shaft fixedly connected to an axle, a support system and a driving system, wherein the central shaft is fixedly connected with the axle; the support system comprises two hydraulic support structures which are positioned on the diameter of a rim vertical to the automobile chassis, the two hydraulic support structures are symmetrically and fixedly connected to a central shaft, the two hydraulic support structures divide the inner ring of the rim into two semicircles, and at least 1 hydraulic support structure fixedly connected to the central shaft is uniformly distributed in each semicircle; the driving system comprises a driving wheel and a full-disc motor, motor shafts of the two full-disc motors are connected with earrings of the hydraulic support structure through bearings, and the driving wheel is fixedly sleeved on the full-disc motor; the outer circumference of the driving wheel is provided with external teeth, and the inner ring of the rim is provided with internal teeth which are in transmission fit with the external teeth on the driving wheel. The invention has the advantages of compact structure, high safety, good stability, lower cost, easy precise control and the like.
Description
Technical Field
The invention belongs to the technical field of tires of transportation vehicles, and particularly relates to a wheel with a variable axle height.
Background
Wheels are very widely applied in various industries, in particular in the field of transportation, are an indispensable part, are the only part of vehicles contacting road surfaces, and the performances of safety in running, stability in operation, comfort and the like of the vehicles are greatly dependent on the interaction between the wheels and the ground, so the importance of the wheels is self-evident.
The wheel functions and performances are determined by the wheel structure, the traditional wheel structure is that the tire is matched with the rim, the chassis height of the vehicle is basically determined, the vibration and amplitude control can be carried out only by means of the vehicle suspension system, and the vehicle is highly floating and uncontrollable only in a small range of the vehicle body. The rim of the wheel is fixed with spokes, most spokes and rims are of an integrated structure and are matched with a driving shaft to realize running, however, the road condition of running of the vehicle is complex, obstacles with various sizes such as broken stones, bumps and the like can be encountered on the running road, and particularly, engineering vehicles mostly work under complex field working conditions, so that the chassis height of the vehicle directly influences the capability of the vehicle for passing through the obstacles, and a driver is required to judge whether the vehicle can pass through safely. If the experience of the driver is insufficient, the judgment is wrong, the large obstacle collides with the chassis of the vehicle to generate a serious safety accident, the traditional vehicle cannot avoid the large obstacle in front, and the active control strategy is not used for carrying out regular obstacle avoidance. Meanwhile, the driving mode of the traditional automobile drives wheels through an engine, the power transmission path is complex, and along with the development of intelligent automobiles and electric automobiles, a new electric driving mode is urgently needed, so that the chassis height of the automobile is urgently needed to be adjusted in a large range to adapt to road conditions of various conditions and electric wheel driving of electric development requirements of the intelligent automobiles.
Disclosure of Invention
The invention aims to provide a wheel with variable axle height, which changes the axle height from the angle of the wheel, further changes the height of the chassis of the whole vehicle, has larger adjustment range, improves the obstacle avoidance capability of the vehicle, is suitable for the running of various road conditions of modern vehicles, changes the driving mode of the traditional vehicle, and is convenient for the control of the electric vehicle.
The aim of the invention is achieved by the following technical scheme:
the variable axle height wheel comprises a rim 2, a tire 1 arranged on the outer ring of the rim 2, a central axle 7 fixedly connected to an axle, a supporting system and a driving system; the support system comprises two hydraulic support structures which are positioned on the diameter of the rim 2 vertical to the automobile chassis, the two hydraulic support structures are symmetrically and fixedly connected to the central shaft 7, the two hydraulic support structures divide the inner ring of the rim 2 into two semicircles, and at least 1 hydraulic support structure fixedly connected to the central shaft is uniformly distributed in each semicircle; the driving system comprises a driving wheel 3 and a full-disc motor 4, two motor shafts 14 of the full-disc motor 4 are connected with earrings 8 of the hydraulic support structure through bearings 9, and the driving wheel 3 is fixedly sleeved on the full-disc motor 4; there is the external tooth on the outer circumference of drive wheel 3, and drive wheel 3 both ends have spacing protruding edge, and spacing protruding edge is located the outside of rim 2 and rim 2 rolling contact, and the internal tooth is equipped with on the inner circle of rim 2 and the external tooth transmission cooperation on the drive wheel 3.
As a more preferable technical scheme of the invention, the hydraulic support structure is 1 pair of hydraulic cylinders 6, the 1 pair of hydraulic cylinders 6 are positioned on two parallel radiuses passing through the central shaft 7, and the front end of the piston rod 5 of the hydraulic cylinder 6 is an earring 8.
As a more preferable technical scheme of the invention, the support system comprises 6 pairs of hydraulic support structures, and the angle between two adjacent pairs of hydraulic support structures is 60 degrees.
As a better technical scheme of the invention, the hydraulic support structure is 1 hydraulic cylinder 6 and a U-shaped frame 15 fixedly connected with the piston rod 5, and the structure of two supporting legs of the U-shaped frame 15 is the same as that of the earring 8.
As a better technical scheme of the invention, the hydraulic support structure is formed by 3 hydraulic cylinders 6 and a U-shaped frame 15 fixedly connected with a piston rod 5, and the structures of two supporting legs of the U-shaped frame 15 are the same as those of earrings.
As a better technical scheme of the invention, the invention also comprises a front end cover 11 and a rear end cover 12 which are used for limiting the bearing 9 and are fixedly connected to the earrings 8.
As a better technical scheme of the invention, the invention also comprises a nut 13 which is abutted between the rear end cover 12 and the full-disc motor 4 shell and sleeved on the motor shaft 14, and is used for limiting the earring 8.
The invention has the following beneficial effects:
1. the gravity center height and the chassis height of the whole vehicle can be adjusted at will, compared with the prior art, the adjustment range is large, the obstacle avoidance capability of the vehicle is improved, and the requirements of running and personalized development of various road conditions of modern vehicles are met;
2. the driving system of the wheel is arranged in the wheel, is different from hub driving and engine driving, has a more compact structure and is easier to control;
to sum up: the invention solves the technical problem of uncontrollable chassis height of the traditional vehicle from the angle of wheels and changes the driving mode, so that the vehicle is easier to actively control, and a new thought is provided for the chassis development of the pure electric vehicle.
Drawings
FIG. 1 is a schematic illustration of a variable axle height wheel construction of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a front view of the drive mode of the variable axle height wheel of the present invention;
FIG. 4 is a schematic illustration of the axle height change of the variable axle height wheel of the present invention;
FIG. 5 is a schematic view of a cylinder configuration of a variable axle height wheel according to the present invention;
FIG. 6 is a diagram showing the connection structure of a full disc motor shaft and an earring of a hydraulic cylinder in a variable-shaft high wheel according to the present invention, and FIG. 7 is a diagram showing the contact structure of a driving wheel and a rim in a variable-shaft high wheel according to the present invention;
FIG. 8 is a schematic illustration of a variable axle height wheel construction of the present invention;
wherein, 1-tyre, 2-rim, 3-driving wheel, 4-full disc motor, 5-piston rod, 6-hydraulic cylinder, 7-central shaft, 8-earrings, 9-bearings, 10-cylinder bottoms, 11-front end covers, 12-rear end covers, 13-nuts, 14-motor shafts and 15-U-shaped frames.
Detailed Description
The invention is described in further detail below with reference to examples given in the accompanying drawings.
Aiming at the technical background of the traditional vehicle wheels, the invention provides a variable-axle-height wheel which is different from the traditional driving mode of a wheel-side motor and an engine, is beneficial to the development of motorized control and intellectualization of an automobile, comprises a rim 2, a tire 1 arranged on the outer ring of the rim 2, a central shaft 7 fixedly connected to an axle, and also comprises a supporting system and a driving system; the support system comprises two hydraulic support structures which are positioned on the diameter of the rim 2 vertical to the automobile chassis, the two hydraulic support structures are symmetrically and fixedly connected to the central shaft 7, the two hydraulic support structures divide the inner ring of the rim 2 into two semicircles, and at least 1 hydraulic support structure fixedly connected to the central shaft is uniformly distributed in each semicircle; the driving system comprises a driving wheel 3 and a full-disc motor 4, two motor shafts 14 of the full-disc motor 4 are connected with earrings 8 of the hydraulic support structure through bearings 9, and the driving wheel 3 is fixedly sleeved on the full-disc motor 4; there is the external tooth on the outer circumference of drive wheel 3, and drive wheel 3 both ends have spacing protruding edge, and spacing protruding edge is located the outside of rim 2 and rim 2 rolling contact, and the internal tooth is equipped with on the inner circle of rim 2 and the external tooth transmission cooperation on the drive wheel 3.
Referring to fig. 1, the hydraulic support structure is 1 pair of hydraulic cylinders, the 1 pair of hydraulic cylinders are located on two parallel radiuses passing through the central shaft, and the front end of a piston rod of each hydraulic cylinder is an earring. The support system comprises 6 pairs of hydraulic support structures, and the angle between two adjacent pairs of hydraulic support structures is 60 degrees. Six pairs of threaded holes are designed on the central shaft 7 at intervals of 60 degrees along the circumferential direction and are positioned at the central part of the whole wheel, wherein two threaded holes are axially distributed in each pair, the cylinder bottom 601 with external threads of each pair of hydraulic cylinders is fixedly connected to the corresponding threaded holes, one pair of axially parallel two hydraulic cylinders is formed, the support system is formed by six pairs of hydraulic cylinders, and each pair of hydraulic cylinders jointly supports and controls one set of driving system. The inside of the earring 8 of each hydraulic cylinder is connected with the full disc motor 4 through a bearing 9, the circuit of the full disc motor 4 passes through the earring of the hydraulic cylinder 5 at one side, and other pairs of hydraulic cylinders are identical to the driving system in matching structure.
Referring to fig. 2 and 3, which are enlarged partially, the piston rods 5 of a pair of hydraulic cylinders together support a drive system of a full disc motor 4 and drive wheel 3 by means of two lugs 8. The driving system is composed of a driving wheel 3 and a full-disc motor 4 as main components, the driving wheel 3 and the full-disc motor 4 are fixed into a whole, the driving wheel 3 is designed into a saddle shape, the middle part is designed into an external tooth shape, and two edges are convex. The driving wheel 3 is driven by the rotation of the motor 4 to apply a moment M, and the spoke-less rim 2 with internal tooth shape is further driven in a gear transmission mode, and the tyre 1 is assembled outside the spoke-less rim 2. The protruding edges on two sides of the driving wheel 3 are in rolling contact with the side surfaces of the edges of the spoke-free wheel hub 2, so that the possibility of axial movement of the wheel is limited, and the outer side of the rim is matched with the tire. The 6 pairs of hydraulic cylinders 5 are paired together to form a supporting system, the up-and-down movement of the central shaft is controlled, the hydraulic cylinders are respectively arranged at different circumferential directions of the central shaft 7, and the functions are different.
Referring to fig. 6, the device further comprises a front end cover 11 and a rear end cover 12 for limiting the bearing, and the front end cover and the rear end cover are fixedly connected to the earrings 8. The motor also comprises a nut 13 which is abutted between the rear end cover and the full-disc motor shell and sleeved on the motor shaft and is used for limiting the earring 8.
Referring to fig. 7, the driving system of the variable axle height wheel is arranged in the wheel, which is different from the traditional hub motor and engine driving mode, wherein a driving wheel 3 and a full disc motor 4 in the driving system are integrally designed, the full disc motor 4 is fixedly arranged in the driving wheel 3, the moment is directly applied to the wheel, and a saddle-shaped driving wheel 3 drives a spotless rim 2 in a gear transmission mode to realize the movement of the whole wheel.
Example 1
The working principle of the invention is as follows: the driving wheel 3 is driven to rotate by applying torque through the full-disc motor 4, the supporting system and the central shaft 7 only do translation on the plane inner surface relative to the rim and do not rotate along with the rotation of the wheel, the supporting system is mainly composed of six pairs of hydraulic cylinders, wherein 2 pairs of hydraulic cylinders 6 are vertically arranged and distributed, and the other 4 pairs of hydraulic cylinders are circumferentially arranged along the central shaft at intervals of 60 degrees. When the central shaft is required to rise, the hydraulic pump is controlled by a control strategy to carry out input and output hydraulic control on six pairs of hydraulic cylinders, the three pairs of hydraulic cylinders 6 at the upper part carry out shrinkage motion, the three pairs of hydraulic cylinders 6 at the lower part carry out elongation motion, the elongation length and the shrinkage length are determined according to the fact that the diameter of the rim 2 is fixed and the related geometric relationship is combined, the elongation and the shrinkage of the hydraulic cylinders corresponding to the same diameter direction in the 6 pairs of hydraulic cylinders are kept equal, the purpose that the central shaft moves up and down in the vertical direction is achieved, and when the central shaft is required to be lowered, the principle is the same as above.
Referring to fig. 3 and 6, the hydraulic cylinder and the central shaft 7 only translate in the plane of the relative rim position under the normal running condition of the invention, and do not rotate along with the rotation of the wheels.
When the vehicle equipped with the variable axle height wheel provided by the invention needs to adjust the axle height of the wheel to be higher during running, referring to fig. 4 and 5, two pairs of hydraulic cylinders 6 which are positioned at the vertical upper and lower parts of the center of the wheel are fixed, and the central shaft 7 is controlled to move up and down. The hydraulic pump is controlled by a control strategy to reduce the inlet pressure oil pressure of a pair of hydraulic cylinders 6 perpendicular to the horizontal plane at the upper part of the central shaft 7 to shorten the piston rod 5, and simultaneously to increase the inlet pressure oil pressure of a pair of hydraulic cylinders 6 perpendicular to the horizontal plane at the lower part of the central shaft 7 to further extend the piston rod, because the rim diameter is fixed, namely 2R is a fixed value, and each driving wheel needs to be tightly meshed on the inner side of the rim 2 to realize driving, the contraction amount of a pair of hydraulic cylinders 6 perpendicular to the horizontal plane at the upper part of the central shaft 7 and the extension amount of a pair of hydraulic cylinders 6 perpendicular to the horizontal plane at the lower part of the central shaft 7 are equal, and the extension amount and the compression amount of 4 pairs of hydraulic cylinders on the diameter of the same rim are ensured to be equal. In general, the hydraulic pump is controlled by a control strategy to reduce the pressure and oil pressure of a pair of hydraulic cylinders 6 and two adjacent pairs of hydraulic cylinders 6 perpendicular to the horizontal plane on the upper part of the central shaft 7 to shorten the piston rod, and simultaneously to increase the pressure and elongation of the hydraulic oil of a pair of hydraulic cylinders 6 and two adjacent pairs of hydraulic cylinders 6 perpendicular to the horizontal plane on the lower part of the central shaft 7 to further adjust the central shaft 7.
When the wheel axle height of the vehicle with the variable axle height wheels is required to be reduced in the running process, the hydraulic pump is controlled to increase the input port pressure oil pressure of the pair of hydraulic cylinders 7 perpendicular to the horizontal plane at the upper part of the central axle 7 to reach the extension piston rod 5, meanwhile, the input port pressure oil pressure of the pair of hydraulic cylinders 6 perpendicular to the horizontal plane at the lower part of the central axle 7 is reduced, the extension amount of the pair of hydraulic cylinders 6 perpendicular to the horizontal plane at the upper part of the central axle 7 and the contraction amount of the pair of hydraulic cylinders 6 perpendicular to the horizontal plane at the lower part of the central axle 7 are kept equal, meanwhile, the hydraulic pump is controlled to correspondingly shorten and extend the other 4 pairs of hydraulic cylinders, and the total length of the 2 pairs of hydraulic cylinders on the coaxial line is ensured to be kept unchanged, so that the axle height of the central axle 7 is reduced. The hydraulic pump is controlled by the control strategy to control the movement relation of the piston rod of the 6 pairs of hydraulic cylinders, so that the movement coordination between the 6 pairs of hydraulic cylinders is achieved, the shrinkage and elongation of the right pair of hydraulic cylinders are equal, the overall length is kept unchanged, the corresponding driving system is not separated from the inner side of the rim 2, the purpose of adjusting the height of the central shaft 7 is achieved, the height adjusting range of the central shaft 7 is delta Z, and finally the height of the chassis of the whole vehicle is changed.
Example 2
Referring to fig. 8, the hydraulic support structure is 1 hydraulic cylinder and a U-shaped frame 15 fixedly connected with the piston rod 5, the outer side of the bottom of the U-shaped frame 15 is fixedly connected with the piston rod 5, and the two supporting legs of the U-shaped frame 15 have the same structure as the earring. The hydraulic support structure is a U-shaped frame 15 which is fixedly connected with 3 hydraulic cylinders and piston rods of the hydraulic cylinders, and the structure of two supporting legs of the U-shaped frame 15 is the same as that of an earring.
The central shaft of the variable-shaft high-wheel is connected to the axle of the automobile, so that the chassis height of the whole automobile can be adjusted more conveniently, the automobile can smoothly pass through the front obstacle, the automobile does not need to bypass and change the road to run, the traditional fixed wheels are distinguished, meanwhile, the driving mechanism is arranged in the wheels, and the automobile is different from the traditional automobile driving mode, such as in-wheel motor driving and engine driving, and the fixed wheels.
The above description is only for describing the preferred embodiment of the present invention with a wheel with a variable axle height, and is not intended to limit the scope of the present invention, i.e. the claims and the specification of the present invention should be interpreted as a patent in light of the simple, equivalent changes and modifications.
Claims (4)
1. The utility model provides a variable axle height wheel, includes tire (1) and the center pin (7) of fixed connection on the axle that rim (2), rim (2) outer loop were installed, its characterized in that: the device also comprises a support system and a driving system; the support system comprises two hydraulic support structures which are positioned on the diameter of the rim (2) perpendicular to the automobile chassis, the two hydraulic support structures are symmetrically and fixedly connected to the central shaft (7), the two hydraulic support structures divide the inner ring of the rim (2) into two semicircles, and at least 1 hydraulic support structure fixedly connected to the central shaft is uniformly distributed in each semicircle; the driving system comprises a driving wheel (3) and a full-disc motor (4), two motor shafts (14) of the full-disc motor (4) are connected with earrings (8) of the hydraulic supporting structure through bearings (9), and the driving wheel (3) is fixedly sleeved on the full-disc motor (4); the outer circumference of the driving wheel (3) is provided with external teeth, two ends of the driving wheel (3) are provided with limiting convex edges, the limiting convex edges are positioned on the outer side of the rim (2) and are in rolling contact with the rim (2), and the inner ring of the rim (2) is provided with internal teeth which are in transmission fit with external teeth on the driving wheel (3); the hydraulic support structure is 1 pair of hydraulic cylinders (6), the 1 pair of hydraulic cylinders (6) are positioned on two parallel radiuses passing through the central shaft (7), and the front end of a piston rod (5) of each hydraulic cylinder (6) is provided with an earring (8); the support system comprises 6 pairs of hydraulic support structures, and the angle between two adjacent pairs of hydraulic support structures is 60 degrees; the full-disc motor (4) applies torque to enable the driving wheel (3) to rotate so as to drive the rim (2) to rotate, the supporting system and the central shaft (7) only make translation on the plane inner surface relative to the rim and do not rotate along with the rotation of the wheel, the supporting system is mainly composed of six pairs of hydraulic cylinders, wherein 2 pairs of hydraulic cylinders (6) are vertically arranged and distributed, and the other 4 pairs of hydraulic cylinders are circumferentially arranged along the central shaft at intervals of 60 degrees; when the central shaft is lifted, the upper part 3 performs contraction movement on the hydraulic cylinders (6), the lower part 3 performs extension movement on the hydraulic cylinders (6), and the extension and contraction amounts of the hydraulic cylinders (6) corresponding to the same diameter direction are kept equal.
2. A variable axle height wheel as claimed in claim 1, wherein: the hydraulic support structure comprises a hydraulic cylinder (6) and a U-shaped frame (15) fixedly connected with the piston rod (5), and the structure of two supporting legs of the U-shaped frame (15) is the same as that of the earring (8).
3. A variable axle height wheel as claimed in claim 1, wherein: the novel ear ring also comprises a front end cover (11) and a rear end cover (12) which are used for limiting the bearing (9), and the front end cover (11) and the rear end cover (12) are fixedly connected to the ear ring (8).
4. A variable axle height wheel as claimed in claim 1, wherein: the motor also comprises a nut (13) which is abutted between the rear end cover (12) and the shell of the full-disc motor (4) and sleeved on the motor shaft (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810369174.3A CN108327476B (en) | 2018-04-24 | 2018-04-24 | Wheel with variable axle height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810369174.3A CN108327476B (en) | 2018-04-24 | 2018-04-24 | Wheel with variable axle height |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108327476A CN108327476A (en) | 2018-07-27 |
| CN108327476B true CN108327476B (en) | 2024-03-15 |
Family
ID=62934539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810369174.3A Active CN108327476B (en) | 2018-04-24 | 2018-04-24 | Wheel with variable axle height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108327476B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6293562B1 (en) * | 1998-11-18 | 2001-09-25 | Daimlerchrysler Ag | Method and apparatus for controlling ride height of a wheeled vehicle |
| CN106080021A (en) * | 2016-06-17 | 2016-11-09 | 段练 | A kind of vibration damping wheel hub |
| CN205736636U (en) * | 2016-05-16 | 2016-11-30 | 武汉理工大学 | The radius variable wheel that a kind of wheel rim is servo-actuated |
| CN205800652U (en) * | 2016-06-15 | 2016-12-14 | 南通辉宏康复器材有限公司 | A kind of detachable tire assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9079470B2 (en) * | 2013-10-14 | 2015-07-14 | Agco Corporation | Vehicle with chassis height adjustment |
-
2018
- 2018-04-24 CN CN201810369174.3A patent/CN108327476B/en active Active
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|---|---|---|---|---|
| US6293562B1 (en) * | 1998-11-18 | 2001-09-25 | Daimlerchrysler Ag | Method and apparatus for controlling ride height of a wheeled vehicle |
| CN106414105A (en) * | 2014-05-16 | 2017-02-15 | 塞夫霍兰德有限公司 | Wheel and method for driving a wheel |
| CN205736636U (en) * | 2016-05-16 | 2016-11-30 | 武汉理工大学 | The radius variable wheel that a kind of wheel rim is servo-actuated |
| CN205800652U (en) * | 2016-06-15 | 2016-12-14 | 南通辉宏康复器材有限公司 | A kind of detachable tire assembly |
| CN106080021A (en) * | 2016-06-17 | 2016-11-09 | 段练 | A kind of vibration damping wheel hub |
| CN206171025U (en) * | 2016-11-14 | 2017-05-17 | 温岭市越成机械有限公司 | Abrasionproof decreases tractor wheel that antidetonation was moved |
| CN208180703U (en) * | 2018-04-24 | 2018-12-04 | 吉林大学 | A kind of high wheel of flexible shaft |
Non-Patent Citations (2)
| Title |
|---|
| 基于功能分析设计法的变体式车轮设计;徐岩;《军 事 交 通 学 院 学 报》;第84-88页 * |
| 电动汽车轮边驱动***的设计与研究;王淑坤;房梁;郑龙;;机械设计与制造(第06期);第146-148页 * |
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| Publication number | Publication date |
|---|---|
| CN108327476A (en) | 2018-07-27 |
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