CN216942500U - Hydraulic suspension support's exempts from to aerify machinery wheel and vehicle - Google Patents

Abstract

The utility model discloses a hydraulic suspension supported inflation-free mechanical wheel and a vehicle, which comprise an inner rim, an inner rim hinge, an outer rim hinge, a hydraulic damper, an in-wheel support member, an axial limiting member and a spring set, the inner rim hinge is welded with the outer surface of the inner rim, the outer rim hinge is welded with the inner surface of the outer rim, one end of the hydraulic damper is connected with the inner rim hinge, the other end of the hydraulic damper is connected with the outer rim hinge, and the inner rim and the outer rim are connected through a spring, the spring is arranged along the radial direction of the inner rim and the outer rim, the inner side of the inner wheel support piece is welded on the outer surface of the inner rim in an arc manner, the axial limiting piece is welded on the inner surface of the outer rim, the axial limiting piece and the inner wheel support piece are oppositely arranged, and a gap exists between the axial limiting part and the in-wheel support part, and the height of the axial limiting part is larger than the gap between the in-wheel support part and the inner surface of the outer rim.

Description

Hydraulic suspension support's exempts from to aerify mechanical wheel and vehicle

Technical Field

The utility model relates to the technical field of inflation-free wheels, in particular to a hydraulic suspension supported inflation-free mechanical wheel and a vehicle.

Background

The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.

Most of the current vehicle wheels are inflatable rubber wheels, and because the rubber treads of the vehicle wheels have the defects of easy aging, easy puncturing, intolerance to high temperature and the like, the vehicle wheels are easy to puncture by sharp objects such as broken stones, nails and the like to cause tire burst when being applied to scenes such as mines and the like, meanwhile, the vehicle wheels have extremely high requirements on the bearing performance of the vehicle wheels under the severe working conditions such as mines and the like, certain differences exist between the bearing capacity, the safety and the durability of the common inflatable wheels and the extreme environment, and the working requirements of heavy engineering vehicles with huge load capacity are difficult to meet. Therefore, various wheels including solid wheels, spring wheels, non-inflatable wheels and the like are developed by manufacturers, but the advantages of excellent buffering performance and good comfort of the inflatable wheels are lacked. Therefore, the wheels of the above types are not widely used in extreme working conditions such as mines.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects that the traditional inflatable wheel cannot adapt to extremely severe working conditions, the traditional solid wheel and the non-inflatable wheel have poor buffering and damping performance, poor bearing capacity, heavy weight and the like, the utility model designs the novel non-inflatable wheel which can meet the requirements.

In order to realize the purpose, the utility model is realized by the following technical scheme:

in a first aspect, the utility model provides a hydraulic suspension supported inflation-free mechanical wheel, which comprises an inner rim, an inner rim hinge, an outer rim hinge, a hydraulic damper, an in-wheel support member, an axial limiting member and a spring, the inner rim hinge is welded with the outer surface of the inner rim, the outer rim hinge is welded with the inner surface of the outer rim, one end of the hydraulic damper is connected with the inner rim hinge, the other end of the hydraulic damper is connected with the outer rim hinge, the inner wheel rim and the outer wheel rim are connected through a spring, the spring is arranged along the radial direction of the inner wheel rim and the outer wheel rim, the inner side of the inner wheel support piece is welded on the outer surface of the inner wheel rim in an arc mode, the axial limiting piece is welded on the inner surface of the outer wheel rim, the axial limiting piece and the inner wheel support piece are arranged oppositely, and a gap exists between the axial limiting part and the in-wheel support part, and the height of the axial limiting part is larger than the gap between the in-wheel support part and the inner surface of the outer rim.

According to the utility model, a gap exists between the inner support piece welded on the inner rim and the inner surface of the outer rim, the suspension design of the inner rim relative to the outer rim is realized by adopting the hydraulic dampers which are arranged in a nearly hexagonal shape on the whole, and the axis of each hydraulic damper is along the tangential direction of the outer circle of the inner rim, so that the torque from the hub can be more efficiently transmitted to the outer rim by the inner rim. The nearly hexagonal layout adopted by the utility model also enables the load occupation ratio among all the hydraulic dampers to be more balanced, and in the process of wheel rotation, the load change of the hydraulic dampers is smaller, the service life is longer, and the movement of the wheels is more stable.

As a further technical scheme, the hydraulic dampers are arranged in two rows along the axial direction of the wheel, and each row is totally arranged with 6 hydraulic dampers along the circumferential direction of the wheel.

As a further technical scheme, each row of hydraulic dampers are arranged in a nearly hexagonal shape along the circumferential direction of the wheel.

As a further technical scheme, the axis of each hydraulic damper is along the tangential direction of the excircle of the inner rim.

As a further technical scheme, the wheel inner supporting piece and the spring are arranged at intervals along the circumferential direction of the inner rim.

As a further technical scheme, every two axial limiting pieces are in a group and are symmetrically distributed in the axial direction of the outer rim relative to the inner wheel supporting piece.

According to a further technical scheme, the rubber sealing ring device further comprises a sealing baffle, wherein threaded through holes are formed in an outer ring and an inner ring of the sealing baffle, the sealing baffle is connected with an outer rim through the threaded through holes of the outer ring in a screwed mode, and the sealing baffle is connected with the rubber sealing ring through the threaded through holes of the inner ring in a screwed mode.

According to a further technical scheme, threaded through holes are formed in the outer ring and the inner ring of the rubber sealing ring, the rubber sealing ring is connected with the sealing baffle through the threaded through holes of the outer ring and connected with the inner rim through the threaded through holes of the inner ring.

As a further technical scheme, the outer surface of the outer rim is provided with an anti-skid positioning device.

In a second aspect, the utility model also provides a vehicle comprising a hydraulically suspended supported non-pneumatic mechanical wheel as described above.

The beneficial effects of the above-mentioned embodiment of the present invention are as follows:

according to the inflation-free wheel, the hydraulic damper is adopted to realize the suspension design of the inner rim relative to the outer rim, and the spring is arranged between the inner rim and the outer rim to improve the suspension stability of the inner rim. The clearance between the inner wheel support piece and the outer rim determines the action distance of the hydraulic damper and the spring, and the inner wheel support piece can be in contact with the outer rim when the wheel bears overlarge impact load, so that the safety of the wheel is guaranteed. The single-tire bearing capacity of the inflation-free wheel is based on the tire requirement, the hydraulic damper and the spring with corresponding capacities can be selected, the requirements of various different working conditions are met, the risks of tire burst and the like are effectively avoided, the hydraulic damper is hinged with the inner rim and the outer rim, and the inflation-free wheel is convenient to mount and dismount. Meanwhile, the hydraulic dampers are arranged in a double-row twelve-cylinder arrangement mode, each row is arranged in a nearly hexagonal circumferential direction, the load proportion of each hydraulic damper can be close, the load change of the hydraulic dampers in the wheel movement process is smaller, and the service life of the hydraulic dampers is further prolonged. The inflation-free wheel has the advantages of high safety, good bearing performance, long service life, good high-temperature tolerance, light weight, convenience in installation and disassembly and the like.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

FIG. 1 is an internal structure view of a non-pneumatic wheel according to an embodiment of the present invention;

FIG. 2 is an exterior view of a non-pneumatic wheel according to an embodiment of the present invention

FIG. 3 is a schematic diagram of a near-hexagonal layout proposed in the embodiment of the present invention

Fig. 4 is a schematic layout of an in-wheel support proposed in an embodiment of the present invention;

fig. 5 is a schematic structural view of an axial position limiting member according to an embodiment of the present invention;

FIG. 6 is a schematic view of a rubber tread structure proposed in an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a sealing baffle according to an embodiment of the present invention;

FIG. 8 is a rubber seal ring according to an embodiment of the present invention;

in the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only. 1. A rubber tread; 2. a hydraulic damper; 3. a spring; 4. an in-wheel support; 5. an inner rim hinge; 6. an inner rim; 7. an axial stop; 8. an outer rim; 9. an outer rim hinge; 10. sealing the baffle; 11. a rubber seal ring.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

as described in the background of the utility model, the prior art has shortcomings, and in order to solve the above technical problems, the present invention provides a non-pneumatic mechanical wheel supported by hydraulic suspension.

In an exemplary embodiment of the present invention, as shown in fig. 1 to 8, the non-pneumatic mechanical wheel supported by hydraulic suspension disclosed in this embodiment mainly comprises an inner rim 6, an inner rim hinge 5, an outer rim 8, an outer rim hinge 9, a hydraulic damper 2, an in-wheel support 4, an axial limiting member 7, and a spring 3. The inner rim hinges 5 are welded with the outer surface of the inner rim 6, in the embodiment, every two inner rim hinges 5 are in one group, three groups are uniformly distributed along the circumferential direction of the outer surface of the inner rim 6, and the inner rim hinges 5 are axially and symmetrically arranged along the inner rim 6 in two rows, namely, six groups of inner rim hinges 5 are arranged; the outer rim hinges 9 and the inner surface of the outer rim 8 are welded, every two outer rim hinges 9 are in one group, three groups are uniformly distributed along the circumferential direction of the inner surface of the outer rim 8, and the outer rim hinges 9 are symmetrically arranged in two rows along the axial direction of the outer rim 8; one end of the hydraulic damper 2 is connected to the inner rim hinge 5, the other end of the hydraulic damper is connected to the outer rim hinge 9, the hydraulic damper 2 is used for realizing connection between the inner rim and the outer rim, the inner rim 6 and the outer rim 8 are connected through the spring 3, and the spring 3 is arranged along the radial direction of the inner rim 6 and the outer rim 8.

Further, the hydraulic dampers 2 in the present embodiment are arranged in two rows in the axial direction, and 6 hydraulic dampers are arranged in the circumferential direction in each row. The hydraulic damper should have the buffering and damping performance matched with the bearing capacity of the wheel, and should have the same compression resistance and tensile resistance.

Further, the inner rim hinge 5 in this embodiment is a steel structure, and the thickness thereof is adapted to the bearing capacity of the inflation-free wheel.

Further, the inner rim 6 in this embodiment is a standard inner rim that meets the national standard.

Further, the outer rim hinge 9 in this embodiment is a steel structure, and the thickness thereof is adapted to the load-bearing capacity of the non-pneumatic wheel.

Further, the outer rim in the embodiment is a standard outer rim which meets the national standard.

Further, the outer surface of the outer rim in this embodiment is provided with a layer of hard rubber tread.

Furthermore, the outer surface of the outer rim in the embodiment should be provided with an anti-slip positioning device, and the anti-slip positioning device is matched with the hard rubber tread to prevent the tread from slipping and falling off.

Further, the outer surface of the hard rubber tread in this embodiment should have a skid pattern.

In the present embodiment, the hydraulic dampers 2 are arranged in two rows in the axial direction, and 6 hydraulic dampers are arranged in each row in the circumferential direction. The hydraulic damper 2 should have the buffering and damping performance matched with the bearing capacity of the wheel, and should be the hydraulic damper 2 with the same compression resistance and tensile resistance.

Further, the hydraulic dampers 2 in the present embodiment are arranged in a nearly hexagonal shape along the circumferential direction, and may also include other layout manners satisfying the wheel bearing performance.

Furthermore, the spring in the embodiment is a spring meeting the national standard, and is installed between the inner rim and the outer rim through a spring seat welded on the outer surface of the inner rim and the inner surface of the outer rim, and the axial direction of the spring is perpendicular to the axial direction of the inner rim and the axial direction of the outer rim. Preferably, 3 springs are arranged along the circumferential direction of the inner rim and the outer rim, and a plurality of springs can be arranged according to the size of the bearing capacity.

Further, the wheel inner support member 4 is further included in the embodiment, and the inner side of the wheel inner support member 4 is welded on the outer surface of the inner rim 6 in an arc manner and is uniformly distributed in a staggered manner with the spring 3 along the circumferential direction of the inner rim 6. The outer circular arc of the inner wheel support 4 should have a certain clearance from the inner surface of the outer rim, which will determine the extension and compression stroke of the hydraulic damper, and also the core where the inner rim floats relative to the outer rim. When the wheel bears impact load, the outer circular arc of the inner wheel support part is contacted with the inner surface of the outer rim so as to provide support for preventing the hydraulic damper from being damaged due to excessive load.

Preferably, the number of the in-wheel supporting members 4 is equal to the number of the springs 3, and the size of the in-wheel supporting members 4 depends on the requirements of the bearing capacity and the total weight of the inflation-free wheel.

Further, the axial limiting pieces 7 are further included in the embodiment, the axial limiting pieces 7 are welded to the inner surface of the outer rim, and every two axial limiting pieces 7 are in one group and are symmetrically distributed in the axial direction of the outer rim relative to the inner wheel support. A certain play exists between the axial stop 7 and the inner wheel support 4, which play a key role in the steering of the wheel and the suspension of the inner rim relative to the outer rim. The height of the axial stop 7 should be greater than the gap between the inner wheel support 4 and the inner surface of the outer rim to provide torque to prevent over-twisting of the inner rim relative to the outer rim during steering of the wheel. The axial limiting part can be a mechanical component such as a universal ball and the like which is beneficial to the implementation of the patent.

Preferably, the number of sets of axial stops 7 should be the same as the number of in-wheel supports.

Further, the present embodiment further includes a sealing baffle 10, and the sealing baffle 10 should be a circular steel plate capable of satisfying the sealing effect of the inflation-free wheel. Considering the total weight of the wheel, the thickness of the sealing baffle plate should be reduced as much as possible on the premise of meeting the sealing performance and safety of the wheel. The outer ring and the inner ring of the sealing baffle plate 10 are provided with threaded through holes, the sealing baffle plate is connected with an outer rim screw through the threaded through holes of the outer ring, and is connected with a rubber sealing ring bolt through the threaded through holes of the inner ring.

Further, the rubber seal ring 11 is also included in this embodiment, and the rubber seal ring 11 is a flexible rubber ring that can satisfy the sealing effect of the non-pneumatic tire, and its shape includes, but is not limited to, various geometric shapes that can be adapted to the connection between the inner rim and the sealing baffle of the non-pneumatic wheel shown in fig. 8. The outer ring and the inner ring of the rubber sealing ring are provided with threaded through holes. The rubber sealing ring is connected with the sealing baffle plate through a through hole of the outer ring thread and is connected with the inner rim screw through a through hole of the inner ring thread.

This exempt from to aerify mechanical wheel that hydraulic pressure suspension supported welds and has the clearance between interior support piece of wheel on the interior rim and the outer rim internal surface, adopts hydraulic damper to realize interior rim and for the suspension design of outer rim. The hydraulic damper adopts nearly hexagon overall arrangement, and the axis of each hydraulic damper all follows the tangential direction of interior rim excircle to make the torque that comes from wheel hub can transmit outer rim by interior rim more efficient. The nearly hexagonal layout adopted by the embodiment also enables the load occupation ratio among the hydraulic dampers to be more balanced, and in the rotating process of the wheels, the load change of the hydraulic dampers is smaller, the service life is longer, and the movement of the wheels is more stable.

The embodiment also provides a vehicle which comprises the mechanical tire. Since the rail vehicle is provided with the mechanical tire as described above, the vehicle also has all the advantages as described above.

Finally, it is also noted that relational terms such as first and second, and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An inflation-free mechanical wheel supported in a hydraulic suspension manner is characterized by comprising an inner wheel rim, an inner wheel rim hinge, an outer wheel rim hinge, a hydraulic damper, an in-wheel support member, an axial limiting member and a spring, the inner rim hinge is welded with the outer surface of the inner rim, the outer rim hinge is welded with the inner surface of the outer rim, one end of the hydraulic damper is connected with the inner rim hinge, the other end of the hydraulic damper is connected with the outer rim hinge, the inner wheel rim and the outer wheel rim are connected through a spring, the spring is arranged along the radial direction of the inner wheel rim and the outer wheel rim, the inner side of the inner wheel support piece is welded on the outer surface of the inner wheel rim in an arc mode, the axial limiting piece is welded on the inner surface of the outer wheel rim, the axial limiting piece and the inner wheel support piece are arranged oppositely, and a gap exists between the axial limiting part and the in-wheel support part, and the height of the axial limiting part is larger than the gap between the in-wheel support part and the inner surface of the outer rim.

2. The hydraulically suspended mechanical, non-pneumatic wheel as set forth in claim 1, wherein said hydraulic dampers are arranged in two rows along the axial direction of the wheel, and each row is arranged with 6 dampers along the circumferential direction of the wheel.

3. The mechanical pneumatic suspension support wheel as claimed in claim 2, wherein each row of hydraulic dampers is disposed in a substantially hexagonal pattern along the circumferential direction of the wheel.

4. The hydraulic levitation supported non-pneumatic mechanical wheel of claim 2, wherein the axis of each hydraulic damper is tangential to the outer circle of the inner rim.

5. The hydraulically suspended mechanical, non-pneumatic wheel as set forth in claim 1, wherein said inboard support and said spring are spaced circumferentially of said inner rim.

6. The mechanical wheel of claim 1, wherein the two axial stops are arranged in a set, and the two axial stops are symmetrically distributed in the axial direction of the outer rim with respect to the inner wheel support.

7. The hydraulic suspension support inflation-free mechanical wheel according to claim 1, further comprising a sealing baffle, wherein the outer ring and the inner ring of the sealing baffle are provided with threaded through holes, the sealing baffle is connected with the outer rim through the threaded through holes of the outer ring in a screwed manner, and the sealing baffle is connected with the rubber sealing ring through the threaded through holes of the inner ring in a screwed manner.

8. The hydraulic suspension support inflation-free mechanical wheel according to claim 7, wherein the outer ring and the inner ring of the rubber sealing ring are provided with threaded through holes, the rubber sealing ring is connected with the sealing baffle plate through the threaded through holes of the outer ring in a bolt mode, and is connected with the inner rim through the threaded through holes of the inner ring in a bolt mode.

9. The hydraulically suspended supported non-pneumatic mechanical wheel of claim 1, wherein the outer surface of the outer rim has anti-slip locating means.

10. A vehicle comprising a hydraulically suspended supported non-pneumatic mechanical wheel as claimed in any one of claims 1 to 9.

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