CN216708913U - Variant wheel suitable for complicated road conditions - Google Patents
Variant wheel suitable for complicated road conditions Download PDFInfo
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- CN216708913U CN216708913U CN202122922574.2U CN202122922574U CN216708913U CN 216708913 U CN216708913 U CN 216708913U CN 202122922574 U CN202122922574 U CN 202122922574U CN 216708913 U CN216708913 U CN 216708913U
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- 239000010720 hydraulic oil Substances 0.000 description 12
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Abstract
A variant wheel suitable for complex road conditions comprises a rubber track, a hydraulic supporting mechanism, a transmission mechanism, a wheel type variant driving mechanism and an inner driving wheel mechanism. The transmission mechanism is connected with the inner driving wheel mechanism and is used for providing driving force for the rotation of the inner driving wheel mechanism; the hydraulic supporting mechanism is connected with the transmission mechanism through a bearing, so that the hydraulic supporting mechanism does not rotate along with the transmission mechanism, and the wheels can realize the switching between the wheel type and the crawler type under the combined action of the hydraulic supporting mechanism and the wheel type variable driving mechanism; in the wheel type state, the rubber track is meshed with the wheel type variable body driving mechanism and used for providing driving force in the wheel type state, and in the crawler type state, the rubber track is meshed with the inner driving wheel mechanism and used for providing driving force in the crawler type state. The crawler-type road condition switching device can freely switch between the wheel type and the crawler type in real time according to road conditions, achieves multi-path operation, and has the advantages of being flexible, rapid, convenient to operate and strong in obstacle crossing capability.
Description
Technical Field
The utility model belongs to the field of deformable traveling mechanisms, and particularly relates to a deformable wheel suitable for complex road conditions.
Background
At present, as for the traditional running mechanism of the motor vehicle, mainly comprises a wheel type, a crawler type and a composite type, the vehicle has wide application in the wheel type and the crawler type, but for the vehicle running on complex terrains, the single running structure can not meet the requirements of trafficability of complex road sections and maneuverability of common road sections at the same time. The existing wheel-track combined type structure mainly comprises a wheel-track replaceable type moving travelling mechanism and a wheel-track combined type moving travelling mechanism, wherein the wheel-track replaceable type moving travelling mechanism adopts a replaceable track wheel, can cross country and travel on all terrain, has small vibration and low noise, and has the defects that the wheel replacement is more troublesome, longer time is needed, the vehicle needs to carry the replaceable track wheel, the labor intensity is increased during replacement, the safety is poorer, however, the wheel-track combined type moving travelling mechanism can take the advantages of a wheel type and a track type into consideration, and is suitable for special vehicles with complex travelling road conditions.
The utility model breaks through the concept of the traditional travelling mechanism, designs a novel wheel-track combined variant wheel travelling mechanism, can be mutually converted between a wheel type travelling mechanism and a track type travelling mechanism on the premise of ensuring the same volume with other single travelling mechanisms, and has the same structure of the wheel track, so that the travelling mechanism has the advantages of the wheel type travelling mechanism and the track type travelling mechanism, the problem of non-compact structure caused by separate design is avoided, and the compatibility problem of high maneuverability and high trafficability of special vehicles on normal roads and multi-obstacle roads is solved. The variant wheel can be rapidly converted between a wheel type and a crawler type, so that the capability of adapting to a non-structured environment is increased, the working environment of a special vehicle is expanded, and the variant wheel is particularly suitable for being applied to complex environments such as disaster relief, battlefield reconnaissance, planetary detection and the like. The utility model has very important significance in both military and civil fields.
Disclosure of Invention
The utility model relates to a variant wheel suitable for complex road conditions, which solves the compatibility problem of high maneuverability of a vehicle on a relatively flat road surface and high trafficability of a complex terrain.
In order to solve the technical problems, the utility model adopts the following technical scheme.
A variant wheel adapted for complex road conditions, comprising: the wheel type variable driving mechanism, the inner driving wheel mechanism, the hydraulic supporting mechanism, the rubber track and the transmission mechanism.
The rubber crawler belt wraps a hydraulic supporting mechanism and a wheel type variable driving mechanism, and the hydraulic supporting mechanism and the inner driving wheel mechanism are both arranged on the transmission mechanism; the inner driving wheel mechanism comprises two identical circular driving disks which are respectively arranged at the inner side and the outer side of the hydraulic supporting mechanism; the wheel type changeable driving mechanism also comprises two parts which are the same and are respectively arranged on the inner side and the outer side of the inner driving wheel mechanism.
The inner ring of the rubber track is provided with a slot which is divided into an inner slot and an outer slot, the slots are symmetrically distributed on two sides, and the track can be meshed with the gear teeth of the wheel type variable mechanism and can also be meshed with the gear teeth of the inner driving wheel mechanism on the inner side.
When the wheel is in a round state, the slot is meshed with the gear teeth of the wheel type variable driving mechanism, and when the wheel is in a triangle-like state, the slot is meshed with the gear teeth of the inner driving wheel mechanism.
The transmission mechanism comprises a power transmission shaft, a driving connecting plate, a flat key and a fixing nut, one end of the power transmission shaft is welded with the driving connecting plate, the driving connecting plate is used for mounting wheels on a vehicle, four round holes are formed in the driving connecting plate, bolts penetrate through the four round holes in the driving connecting plate and are fixed with a brake disc of the vehicle, the flat key is embedded into an axial groove of the power transmission shaft, and the fixing nut is screwed to the other end of the power transmission shaft.
The hydraulic support mechanism is located at the middle position and is connected with the power transmission shaft through two rolling bearings.
Hydraulic support mechanism includes two antifriction bearing, struts support and three the same flexible combined part of hydraulic pressure, and wherein antifriction bearing's inboard is connected with power drive shaft, and the support is strutted in antifriction bearing's outside connection, struts the support along circumferencial direction, and equidistant distribution is three bulge, and the contained angle is 120 between the bulge, and every bulge top all is connected with the flexible combined part of hydraulic pressure.
The hydraulic telescopic combined part comprises a hydraulic cylinder, a hydraulic rod, a guide shaft and guide bearings, wherein the hydraulic rod is arranged in the hydraulic cylinder, a round small hole is formed in the tail end of the hydraulic rod, the direction of the small hole is consistent with the direction of the power transmission shaft, the guide shaft is inserted in the small hole, and the four guide bearings are symmetrically distributed on the guide shaft.
The inner driving wheel mechanism comprises two circular driving discs, the circular driving discs are arranged on two sides of the hydraulic supporting mechanism, five circular holes are uniformly distributed on the circular driving discs in the circumferential direction, and the circular driving discs are connected with the power transmission shaft through flat keys.
The radius of the circular driving disc is larger than the radius of the retractable spoke of the wheel type variable driving mechanism after retraction, when the wheel is in a triangular-like state, the rubber track is tangent to the circular driving disc, and the gear teeth of the two circular driving discs are meshed to the inner slot and the outer slot of the rubber track; the circular driving disk is connected to the power transmission shaft through a flat key and rotates along with the power transmission shaft.
The wheel type deformable driving mechanism comprises a hydraulic assembly, a telescopic spoke, an opening plate, a telescopic supporting plate, a spring, a connecting pin and a triangular opening frame.
Wherein, two flexible spokes and a hydraulic assembly constitute a set ofly, and hydraulic assembly places in the intermediate position, and both sides are arranged in to flexible spoke, and one end is connected to triangular supports through threaded connection and is opened a face, and the other end is connected and is opened the board.
Wherein, flexible spoke contains the flexible end of spoke stiff end and spoke including flexible spoke, and the flexible end of spoke stretches into in the spoke stiff end, can stretch out and draw back in the spoke stiff end.
The hydraulic assembly comprises a variant hydraulic cylinder and a variant hydraulic rod, the variant hydraulic rod extends into the variant hydraulic cylinder, and a small hole is formed in the tail end of the variant hydraulic rod D-1-2.
Wherein, hydraulic assembly's variant pneumatic cylinder one end has the screw thread, on being connected to triangle opening frame through the screw thread, hydraulic assembly's variant hydraulic stem end is opened there is circular aperture, it has circular aperture to open equally on the board to open, the connecting pin passes the aperture, be connected to variant hydraulic stem and opening board together, it has a telescopic support board respectively to open board both sides, telescopic support board penetrates the inslot that opens in the board, install a spring between the telescopic support board of left and right sides, install at opening board intermediate trough, the spring both ends and telescopic support board contact.
The triangular opening frame is connected with the power transmission shaft through a flat key and rotates along with the power transmission shaft.
The utility model provides a variant wheel suitable for complex road conditions, which comprises the following working modes.
When the wheel moves in a wheel type state, the transmission mechanism rotates under the action of the driving force of an external vehicle half shaft, the triangular opening frame of the driving wheel type variable driving mechanism rotates, the triangular opening frame drives the telescopic spoke to rotate, the telescopic spoke drives the opening plate to rotate, the gear teeth on the opening plate of the wheel type variable driving mechanism are meshed with the inner open groove and the outer open groove on the crawler belt, so that the rubber crawler belt is driven to move, at the moment, the wheel body is in a circular shape, the rubber crawler belt has the effect similar to that of a tire of a common wheel, and in the state, the hydraulic supporting mechanism is in a static state relative to the wheel under the action of gravity. Due to the action of gravity, the combination of one group of hydraulic assemblies and the telescopic spoke of the hydraulic support mechanism is always vertically upward.
In the process that the variant wheel is changed from a wheel type state to a crawler belt state, hydraulic oil is injected into an outer cavity of a hydraulic assembly of the wheel type variable driving mechanism, the hydraulic oil in the inner cavity flows back, meanwhile, hydraulic oil is injected into an inner cavity of a hydraulic cylinder of the hydraulic supporting mechanism, and the hydraulic oil in the outer cavity flows back; the combined action of the hydraulic assembly and the hydraulic support makes the variant hydraulic rod of the hydraulic assembly retract into the variant hydraulic cylinder, the spoke telescopic end of the telescopic spoke retracts into the spoke fixed end under the driving of the hydraulic assembly, the expanding plate contracts along with the expanding plate, the telescopic support plate retracts along the groove of the expanding plate, the compression spring hydraulic rod of the telescopic support plate expands outwards under the hydraulic pushing, the guide shaft is pushed, the guide bearing is driven to expand outwards together, the guide bearing contacts the inner side of the crawler, and the crawler is expanded into a triangle by a circle.
When the wheel moves in a crawler-type state, the wheel is in a triangle-like shape at the moment, the rubber crawler is tangent to the driving gear of the inner driving mechanism, gear teeth on two circular driving disks of the inner driving mechanism are respectively meshed with an inner slot and an outer slot on the rubber crawler, the power transmission shaft drives the two circular driving disks to rotate through a flat key, and the crawler moves on the guide bearing, so that the crawler can be driven to move in a triangle-like shape.
When the variable wheel is changed from a crawler-type state to a wheel-type state, hydraulic oil is injected into an outer cavity of a hydraulic cylinder in the hydraulic support mechanism and flows back, and meanwhile, hydraulic oil is injected into an inner cavity of a variable hydraulic cylinder of a hydraulic component in the wheel-type variable driving mechanism and flows back; the hydraulic rod retracts under the combined action of the hydraulic rod and the variable hydraulic rod of the hydraulic component, the flexible supporting plates are pushed to expand outwards, meanwhile, springs between the flexible supporting plates gradually extend, the flexible supporting plates slide out along grooves in the expanding plates under the acting force of the springs, the hydraulic rod retracts in the hydraulic supporting mechanism, the guide shaft and the guide bearing are driven to retract to the original state, the wheel type variable telescopic mechanism restores to the circular state, and the crawler belt restores to the circular state under the action of the wheel type variable telescopic mechanism.
The utility model has the beneficial effects that the utility model provides the variant wheel suitable for complex road conditions, the utility model adopts the mode that the driving system is automatically switched along with the change of the shape of the wheel, the wheel deformation can be realized in the driving process, the mutual conversion of round shape and triangle-like shape can be completed, the wheel type vehicle can travel on a flat hard road surface, the crawler type vehicle can travel on a complex road surface needing self-paving, and the utility model has stronger self-adaptability to the complex ground. The utility model adopts the mode that the hydraulic support system is independently arranged and is connected with the power transmission shaft through the bearing, so that the hydraulic support system is static relative to the vehicle body, the deformation driving force is provided by adopting the hydraulic technology, the sufficient deformation force can be provided for the deformation of the wheels, the deformation can be implemented in the driving state, and the maneuverability of the vehicle is improved. The utility model can freely switch between the circular shape and the triangle-like shape in real time, realizes high trafficability of different road surfaces, and has the advantages of flexibility, rapidness and simple and convenient operation.
Drawings
The utility model is further illustrated in the following description with reference to the drawings.
Fig. 1 is a schematic view of the overall structure of a modified wheel in a "circular" state.
Fig. 2 is a schematic view of the overall structure of the modified wheel in a "triangle-like" shape.
Fig. 3 is a schematic view of the rubber track structure.
Fig. 4 is a schematic structural diagram of the hydraulic support mechanism.
Fig. 5 is a schematic structural view of a hydraulic telescopic combination part.
Fig. 6 is a schematic structural diagram of the transmission mechanism.
FIG. 7 is a schematic view of the structure of the inner driving wheel mechanism.
Fig. 8 is a schematic structural diagram of a wheel type variable driving mechanism.
Detailed Description
In order that those skilled in the art will better understand the technical solution of the present invention, the following detailed description of the present invention is provided in conjunction with the accompanying drawings and embodiments.
The utility model provides a variable wheel suitable for complex road conditions, which is a travelling mechanism for changing a travelling mode according to a terrain state, and specifically comprises a rubber track A, a hydraulic supporting mechanism B, a transmission mechanism C, a wheel type variable driving mechanism D and an inner driving wheel mechanism E.
In the utility model, the inner ring of the rubber track A is provided with an inner slot A-1 and an outer slot A-2, the inner slot A-1 and the outer slot A-2 are symmetrically distributed on two sides, when the wheel is in a circular state, the inner slot A-1 and the outer slot A-2 are respectively meshed with gear teeth on an inner expanding plate D-3 and an outer expanding plate D-3 in the wheel type variable driving mechanism D, and when the wheel is in a triangle-like state, the inner slot A-1 and the outer slot A-2 are respectively meshed with gear teeth on two circular driving plates E-1 of an inner driving wheel mechanism E.
In the utility model, a rubber track A wraps a hydraulic supporting mechanism B and a wheel type variable driving mechanism D, and the hydraulic supporting mechanism B and an inner driving wheel mechanism E are both arranged on a transmission mechanism C; the inner driving wheel mechanism E comprises two identical circular driving disks E-1 which are respectively arranged at the inner side and the outer side of the hydraulic supporting mechanism B; the wheel type variable driving mechanism D also comprises two same parts which are respectively arranged at the inner side and the outer side of the inner driving wheel mechanism E.
In the utility model, the driving mechanism C comprises four parts, namely a driving connecting plate C-1, a power transmission shaft C-2, a flat key C-3 and a fixing nut C-4, wherein the power transmission shaft C-1 is connected with the driving connecting plate C-2 and welded into a whole, the flat key C-3 is embedded into an axial groove of the power transmission shaft C-1, the fixing nut C-4 is screwed to the other end of the power transmission shaft C-1 and is used for axially fixing the wheel type variable driving mechanism D, the driving connecting plate C-2 is used for mounting a wheel on a vehicle and is provided with four round holes, and the wheel is fixed on a brake disc of the vehicle by penetrating through the four round holes by bolts.
In the utility model, in a concrete implementation, two circular driving disks E-1 of the inner driving wheel mechanism E are both arranged on a power transmission shaft C-2 of the transmission mechanism C, wherein a flat key C-4 is arranged between the circular driving disks E-1 and the power transmission shaft C-2, so that the circular driving disks E-1 and the power transmission shaft C-2 rotate together.
In the utility model, the specific realization is that the radius of a circular driving disc E-1 of an inner driving wheel mechanism E is larger than the retracted radius of a telescopic spoke D-2 of a wheel type variable driving mechanism D, and when a wheel is in a triangular state, a rubber crawler A is tangent to the circular driving disc E-1.
In the utility model, in concrete realization, the hydraulic support mechanism B is arranged on a power transmission shaft C-2 of the transmission mechanism C, the hydraulic support mechanism B comprises two rolling bearings B-1, a support B-2 and three same hydraulic telescopic combined parts B-3, the inner side of each rolling bearing B-1 is connected to the power transmission shaft C-2, the outer side of each rolling bearing B-1 is connected with the support B-2, the support B-2 is distributed with three convex parts at equal intervals along the circumferential direction, the included angle between the convex parts is 120 degrees, and the top end of each convex part is connected with the hydraulic telescopic combined part B-3 for providing hydraulic pressure for deformation of a variant wheel suitable for complex road conditions; for each hydraulic telescopic combined part B-3, the end of the hydraulic cylinder B-3-1 is connected to the end of the projecting part of the support saddle B-2 in a threaded manner. The hydraulic telescopic combined part B-3 comprises hydraulic cylinders B-3-1, hydraulic rods B-3-2, guide shafts B-3-3 and guide bearings B-3-4, wherein each hydraulic cylinder B-3-1 is internally connected with one hydraulic rod B-3-2, the tail ends of the hydraulic rods B-3-2 are provided with round small holes, the direction of the small holes is consistent with that of the power transmission shaft, the guide shafts B-3-3 are inserted in the small holes, and four guide bearings B-3-4 are symmetrically distributed on each guide shaft B-3-3.
In the utility model, the wheel type variable driving mechanism D comprises a hydraulic component D-1, telescopic spokes D-2, an opening plate D-3, a telescopic support plate D-4, a spring D-5, a connecting pin D-6 and a triangular opening frame D-7, wherein two telescopic spokes D-2 and one hydraulic component D-1 form a group, the hydraulic component D-1 is arranged in the middle position, and the telescopic spokes D-2 are arranged on two sides of the hydraulic component D-1; the combination is fixedly connected to the triangular opening frame D-7; the hydraulic assembly D-1 comprises a variant hydraulic cylinder D-1-1 and a variant hydraulic rod D-1-2; the telescopic spoke D-2 comprises a spoke fixed end D-2-1 and a spoke telescopic end D-2-2, and the spoke telescopic end D-2-2 extends into the spoke fixed end D-2-1 and can be telescopic in the spoke fixed end D-2-1; the tail end of the variant hydraulic rod D-1-1 is provided with a small hole, the side surface of the opening plate D-3 is provided with a small hole, and a connecting pin D-6 penetrates through the small hole at the tail end of the variant hydraulic rod and the small hole at the side surface of the opening plate D-3 to connect the hydraulic component D-1 and the opening plate D-3 together; the opening plate D-3 is provided with a groove, the telescopic support plates D-4 are embedded into the groove of the opening plate D-3, the telescopic support plates D-4 can slide in the groove of the opening plate D-3, the left and right sides of the opening plate D-3 are respectively provided with one telescopic support plate D-4, a spring D-5 is connected between the two telescopic support plates D-4, and the spring D-5 is arranged in the middle groove of the opening plate D-3; the tripod strut D-7 is connected with the power transmission shaft C-2 through a flat key C-4 and rotates along with the power transmission shaft C-2.
In order to make the technical solution of the present invention clearer, the working principle of the present invention is explained in detail below.
When the wheel moves in a wheel type state, the transmission mechanism C rotates under the action of the driving force of an external vehicle half shaft, the triangular opening frame D-7 of the driving wheel type variable driving mechanism D rotates, the triangular opening frame D-7 drives the telescopic spoke D-2 to rotate, the telescopic spoke D-2 drives the opening plate D-3 to rotate, the gear teeth on the opening plate D-3 of the wheel type variable driving mechanism D are meshed with the inner open groove A-1 and the outer open groove A-2 on the crawler A, so that the rubber crawler A is driven to move, at the moment, the wheel body is in a circular shape, the rubber crawler A has the effect similar to that of a tire of a common wheel, and in the state, the hydraulic supporting mechanism B is in a static state relative to the wheel under the action of gravity. Due to the gravity, the combination of one group of hydraulic assemblies D-1 and the telescopic spokes D-2 of the hydraulic support mechanism B is always vertically upward.
In the process that the variant wheel is changed from a wheel type state to a crawler belt state, hydraulic oil is injected into an outer cavity of a variant hydraulic cylinder D-1-1 of a wheel type variable driving mechanism D, the hydraulic oil in the inner cavity flows back, meanwhile, hydraulic oil is injected into an inner cavity of a hydraulic cylinder B-3-1 of a hydraulic supporting mechanism B, and the hydraulic oil in the outer cavity flows back; the two work together to enable the variant hydraulic rod D-1-2 of the hydraulic component D-1 to retract into the variant hydraulic cylinder D-1-1, the telescopic end D-2-2 of the spoke D-2 is retracted into the fixed end D-2-1 of the spoke under the driving of the hydraulic component D-1, the expanding plate D-3 is retracted along with the expanding plate D-4, the telescopic support plate D-4 compresses the spring D-5, the hydraulic rod B-3-2 is pushed to expand outwards under the hydraulic pushing, the guide shaft B-3-3 is pushed to drive the guide bearing B-3-4 to expand outwards together, and the guide bearing B-3-4 is contacted with the inner side of the crawler A to expand the crawler A into a triangle shape from a round shape.
When the wheel moves in a crawler type state, the wheel is in a triangle-like shape at the moment, the rubber crawler A is tangent to a driving gear E-1 of the inner driving mechanism E, gear teeth on two circular driving disks E-1 of the inner driving mechanism E are respectively meshed with an inner slot A-1 and an outer slot A-2 on the rubber crawler A, a power transmission shaft C-1 drives the two circular driving disks E-1 to rotate through a flat key C-4, and the crawler A moves on a guide bearing B-3-4, so that the crawler A can be driven to move in a triangle-like shape.
When the variable wheel is changed from a crawler-type state to a wheel-type state, hydraulic oil is injected into an outer cavity of a hydraulic cylinder B-3-1 in a hydraulic support mechanism B and flows back, and meanwhile, hydraulic oil is injected into an inner cavity of a variable hydraulic cylinder D-1-1 of a hydraulic component D-1 in a wheel-type variable driving mechanism D and flows back; the two parts act together to enable the variant hydraulic rod D-1-2 to retract, the variant hydraulic rod D-1-2 of the hydraulic component D-1 extends out to push the telescopic support plate D-4 to expand outwards, meanwhile, the spring D-5 between the telescopic support plate D-4 gradually extends, the telescopic support plate D-4 slides out along the groove in the expanding plate D-3 under the acting force of the spring, the hydraulic rod B-3-2 in the hydraulic support mechanism B retracts to drive the guide shaft B-3-3 and the guide bearing B-3-4 to retract to the original state together, the wheel type variable body telescopic mechanism D restores to the circular state, and the crawler A restores to the circular state under the action of the crawler A.
Claims (7)
1. A variant wheel suitable for complicated road conditions, characterized in that: the rubber crawler belt type variable body driving device comprises a rubber crawler belt A, a hydraulic supporting mechanism B, a driving mechanism C, a wheel type variable body driving mechanism D and an inner driving wheel mechanism E, wherein the rubber crawler belt A wraps the hydraulic supporting mechanism B and the wheel type variable body driving mechanism D, and the hydraulic supporting mechanism B and the inner driving wheel mechanism E are both arranged on a transmission mechanism C; the inner driving wheel mechanism E comprises two identical circular driving disks E-1 which are respectively arranged at the inner side and the outer side of the hydraulic supporting mechanism B; the wheel type variable driving mechanism D also comprises two same parts which are respectively arranged at the inner side and the outer side of the inner driving wheel mechanism E.
2. The variant wheel suitable for complex road conditions of claim 1, wherein: the inner ring of the rubber track A is provided with an inner groove A-1 and an outer groove A-2 which are symmetrically distributed on two sides of the rubber track A, when the wheel is in a circular state, the inner groove A-1 and the outer groove A-2 are meshed with the gear teeth of the wheel type variable driving mechanism D, and when the wheel is in a triangle-like state, the inner groove A-1 and the outer groove A-2 are meshed with the gear teeth of the inner driving wheel mechanism E.
3. The variant wheel suitable for complex road conditions of claim 1, wherein: the driving mechanism C comprises four parts, namely a driving connecting plate C-1, a power transmission shaft C-2, a fixing nut C-3 and a flat key C-4, one end of the power transmission shaft C-2 is welded with the driving connecting plate C-1, bolts penetrate through four round holes in the driving connecting plate C-1 and are connected with a brake disc of an automobile, the flat key C-4 is embedded into an axial groove of the power transmission shaft C-2, and the fixing nut C-3 is screwed to the other end of the power transmission shaft C-2.
4. The variant wheel suitable for complex road conditions of claim 1, wherein: the hydraulic support mechanism B comprises two rolling bearings B-1, a support B-2 and three same hydraulic telescopic combined parts B-3, the inner side of each rolling bearing B-1 is connected to the power transmission shaft C-2, the outer side of each rolling bearing B-1 is connected with the support B-2, the support supports (B-2) are distributed with three convex parts at equal intervals along the circumferential direction, included angles among the convex parts are 120 degrees, and the top end of each convex part is connected with the hydraulic telescopic combined part B-3 to provide hydraulic power for deformation of a variant wheel suitable for complex road conditions.
5. The variant wheel suitable for complex road conditions of claim 1, wherein: the hydraulic telescopic combined part B-3 comprises hydraulic cylinders B-3-1, hydraulic rods B-3-2, guide shafts B-3-3 and guide bearings B-3-4, wherein each hydraulic cylinder B-3-1 is internally connected with one hydraulic rod B-3-2, the tail end of each hydraulic rod B-3-2 is provided with a round small hole, the guide shafts B-3-3 are inserted in the small holes, and four guide bearings B-3-4 are symmetrically distributed on each guide shaft B-3-3.
6. The variant wheel suitable for complex road conditions of claim 1, wherein: the inner driving wheel mechanism E comprises two circular driving discs E-1, 5 circular holes are uniformly distributed on the circular driving discs E-1, the radius of the circular driving discs E-1 is larger than the retracted radius of the telescopic spokes D-2 of the wheel type variable driving mechanism D, when the wheel is in a triangular-like state, the rubber track A is tangent to the circular driving discs E-1, and the gear teeth of the two circular driving discs E-1 are meshed with the inner open groove A-1 and the outer open groove A-2 of the rubber track A; the circular driving disk E-1 is connected to the power transmission shaft C-2 through a flat key C-4, and the circular driving disk E-1 and the power transmission shaft C-2 rotate together.
7. The variant wheel suitable for complex road conditions of claim 1, wherein: the wheel type deformable driving mechanism D comprises a hydraulic component D-1, telescopic spokes D-2, an opening plate D-3, a telescopic supporting plate D-4, a spring D-5, a connecting pin D-6 and a triangular opening frame D-7, wherein the two telescopic spokes D-2 and one hydraulic component D-1 are combined, the hydraulic component D-1 is placed at the middle position, one end of the combination is fixed on one surface of the triangular opening frame D-7, and the other end of the combination is fixed on the opening plate D-3; the hydraulic component D-1 comprises a variant hydraulic cylinder D-1-1 and a variant hydraulic rod D-1-2, the variant hydraulic rod D-1-2 extends into the variant hydraulic cylinder D-1-1, and a small hole is formed in the tail end of the variant hydraulic rod D-1-2; the telescopic spoke D-2 comprises a spoke fixed end D-2-1 and a spoke telescopic end D-2-2, and the spoke telescopic end D-2-2 extends into the spoke fixed end D-2-1 and can be telescopic in the spoke fixed end D-2-1; the opening plate D-3 is provided with a slot, and the side surface of the opening plate D-3 is provided with a small hole; the connecting pin D-6 penetrates through a small hole at the tail end of the variant hydraulic rod D-1-2 and a small hole on the side face of the opening plate D-3, and the variant hydraulic rod D-1-2 and the opening plate D-3 are connected together; the telescopic support plate D-4 is embedded into the groove of the opening plate D-3, the telescopic support plate D-4 can slide in the groove of the opening plate D-3, the telescopic support plates D-4 are respectively arranged on the left and the right of the opening plate D-3, a spring D-5 is arranged in the middle groove of the opening plate D-3, and two ends of the spring D-5 are in contact with the telescopic support plates D-4; the triangular opening frame D-7 is connected with the power transmission shaft C-2 through a flat key C-4 and rotates along with the power transmission shaft C-2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122922574.2U CN216708913U (en) | 2021-11-26 | 2021-11-26 | Variant wheel suitable for complicated road conditions |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122922574.2U CN216708913U (en) | 2021-11-26 | 2021-11-26 | Variant wheel suitable for complicated road conditions |
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CN216708913U true CN216708913U (en) | 2022-06-10 |
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CN202122922574.2U Expired - Fee Related CN216708913U (en) | 2021-11-26 | 2021-11-26 | Variant wheel suitable for complicated road conditions |
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CN (1) | CN216708913U (en) |
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2021
- 2021-11-26 CN CN202122922574.2U patent/CN216708913U/en not_active Expired - Fee Related
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