阅读说明：本技术 一种免充气变刚度的机械弹性轮胎 (A kind of mechanical elasticity tire for exempting to inflate variation rigidity ) 是由 赵又群 张陈曦 冯付勇 王超 曾望 张桂玉 于 2019-06-27 设计创作，主要内容包括：本发明实施例公开了一种免充气变刚度的机械弹性轮胎。涉及轮胎设计与制造技术领域,能够降低对轮胎有变刚度需求车辆的行走系统的复杂程度。本发明包括：所述机械弹性轮胎的组成部分包括：輮轮(1)、链条组(2)、轮毂(3)和凸轮环(4)；凸轮环(4)安装在轮毂(3)上；輮轮(1)通过链条组(2)连接轮毂(3),链条组(2)中的链条周向均匀分布在輮轮(1)和轮毂(3)之间；链条组(2)中的每一根链条都分别由长链节和短链节组成,其中,短链节与轮毂(3)链接安装,短链节的一端与凸轮环(4)接触,短链节的另一端与长链节链接,长链节的一端与輮轮(1)链接。本发明适用于有变刚度需求车辆的设计制造。(The embodiment of the invention discloses a kind of mechanical elasticity tires for exempting to inflate variation rigidity.It is related to tire design and manufacturing technology field, can reduce the complexity for the running gear for having variation rigidity demand vehicle to tire.The present invention includes: that the component part of the mechanical elasticity tire includes: Wheel-band wheel (1), chain group (2), wheel hub (3) and cam ring (4)；Cam ring (4) is mounted on wheel hub (3)；Wheel-band takes turns (1) and connects wheel hub (3) by chain group (2), and the chain in chain group (2) is circumferentially evenly distributed between Wheel-band wheel (1) and wheel hub (3)；Each chain in chain group (2) is all made of long chain link and short chain respectively, wherein, short chain links installation with wheel hub (3), one end of short chain is contacted with cam ring (4), the other end of short chain connects with long-chain pitch chain, and one end and the Wheel-band wheel (1) of long chain link link.The design and manufacture that the present invention is suitable for having variation rigidity demand vehicle.)

1. a kind of mechanical elasticity tire for exempting to inflate variation rigidity, which is characterized in that the component part packet of the mechanical elasticity tire Include: Wheel-band takes turns (1), chain group (2), wheel hub (3) and cam ring (4)；

Cam ring (4) is mounted on wheel hub (3)；

Wheel-band takes turns (1) by chain group (2) connection wheel hub (3), the chain in chain group (2) be circumferentially evenly distributed on Wheel-band wheel (1) and Between wheel hub (3)；

Each chain in chain group (2) is all made of long chain link and short chain respectively, wherein short chain and wheel hub (3) chain Connect installation, one end of short chain is contacted with cam ring (4), and the other end and the long-chain pitch chain of short chain connect, one end of long chain link with Wheel-band takes turns (1) link.

2. the mechanical elasticity tire according to claim 1 for exempting to inflate variation rigidity, which is characterized in that

The connecting hole for connecting chain is all offered on the inner ring of Wheel-band wheel (1) and the outer ring of wheel hub (3),

Wheel-band take turns (1) inner ring connection hole number and wheel hub (3) outer ring connection hole number, all with chain in chain group (2) Quantity it is consistent.

3. it is according to claim 1 or 2 exempt from inflate variation rigidity mechanical elasticity tire, which is characterized in that chain group (2) by 12~18 chain compositions.

4. the mechanical elasticity tire according to claim 2 for exempting to inflate variation rigidity, which is characterized in that each chain it is short Connecting hole on the middle position of chain link, with wheel hub (3) outer ring links.

5. the mechanical elasticity tire according to claim 1 for exempting to inflate variation rigidity, which is characterized in that in chain group (2) Each chain is all made of two sections of long chain links and one section of short chain respectively.

6. the mechanical elasticity tire according to claim 1 for exempting to inflate variation rigidity, which is characterized in that in chain group (2) In each chain, each chain link is connected by pin, screw bolt and nut.

7. the mechanical elasticity tire according to claim 1 for exempting to inflate variation rigidity, which is characterized in that single in chain group (2) The sum of the long chain link of group chain and the length of short link, are greater than the connecting hole on Wheel-band wheel (1) and the connection pitch of holes on wheel hub (3) From 3%~5%.

8. the mechanical elasticity tire according to claim 1 for exempting to inflate variation rigidity, which is characterized in that Wheel-band takes turns (1) by elasticity Ring skeleton and rubber composition, the elasticity ring skeleton are embedded to rubber layer, and the rubber layer passes through vulcanizing treatment.

9. the mechanical elasticity tire according to claim 8 for exempting to inflate variation rigidity, which is characterized in that the elasticity ring skeleton It is equipped with the card hole of protrusion, the chain quantity of the quantity and chain group (2) of the card hole of the protrusion matches, chain group (2) One end of the long chain link of every chain links the card hole of the protrusion.

Technical field

The present invention relates to tire design and manufacturing technology field more particularly to a kind of mechanical elasticity wheels for exempting to inflate variation rigidity Tire.

Background technique

Currently, the ground carriers such as automobile, truck, using the rubber tyre of inflatable, for a long time, high-intensitive must use Afterwards, easily there is the severe safety problem such as blow out, puncture, threaten human life's safety outside car.The rubber tyre of inflatable Rigidity be constant in certain running time.Which results under different driving conditions, especially in different speeds In the case of, wheel stiffnesses can not be changed.

On the carrier that some the army and the people use, need adaptability that must change wheel stiffnesses, so as to adjust tire-contact area, To improve driving safety and handling capacity.Air-charging and air-discharging system can then be installed additional, inner pressure of tire is adjusted by inflation/deflation to change vehicle Take turns rigidity.But this needs the air-charging and air-discharging system and construction package additional for vehicle configuration again, increases vehicle to run system Complexity, to further increase the failure rate of running gear.

Summary of the invention

The embodiment of the present invention provides a kind of mechanical elasticity tire for exempting to inflate variation rigidity, and can reduce has change rigid on tire The complexity of the running gear of degree demand vehicle.

In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that

On the one hand, a kind of mechanical elasticity tire for exempting to inflate variation rigidity, the component part of the mechanical elasticity tire are provided It include: Wheel-band wheel 1, chain group 2, wheel hub 3 and cam ring 4；Cam ring 4 is mounted on wheel hub 3；Wheel-band wheel 1 passes through 2 fifth wheel of chain group Hub 3, the chain in chain group 2 are circumferentially evenly distributed between Wheel-band wheel 1 and wheel hub 3；Each chain in chain group 2 is all distinguished It is made of long chain link and short chain, wherein short chain links installation with wheel hub 3, and one end of short chain is contacted with cam ring 4, short The other end of chain link connects with long-chain pitch chain, and one end and the Wheel-band wheel 1 of long chain link link.

Specifically, the connecting hole on the middle position of the short chain of each chain, with 3 outer ring of wheel hub links.

In a kind of possible implementation in this regard, all opened up on the inner ring of Wheel-band wheel 1 and the outer ring of wheel hub 3 useful In connection chain connecting hole, Wheel-band wheel 1 inner ring connection hole number and wheel hub 3 outer ring connection hole number, all with chain The quantity of chain is consistent in group 2.

In a kind of preferred implementation, chain group 2 is made of 12~18 chains.

In a kind of preferred implementation, each chain in chain group 2 is all respectively by two sections of long chain links and one section Short chain composition.

In an optional implementation manner, in each chain in chain group 2, connected by pin, screw bolt and nut Connect each chain link.

In a kind of preferred implementation, the sum of the long chain link of single group chain and the length of short link in chain group 2, greatly In 3%~5% of the connection distance between borehole on the connecting hole and wheel hub 3 on Wheel-band wheel 1.

In an optional implementation manner, Wheel-band wheel 1 is made of elastic ring skeleton and rubber, the elasticity ring skeleton embedment Rubber layer, the rubber layer pass through vulcanizing treatment.

One kind is present embodiments provided to exempt to inflate variation rigidity mechanical elastic vehicle wheel, including Wheel-band wheel, chain group, wheel hub and cam Ring structure.The multi-buffer vibration-proof structure as composed by Wheel-band wheel, chain group is wherein most importantly used, is filled instead of tradition The buffer shock-absorbing of air filled tyre designs.Among these, Wheel-band wheel uses elastic ring skeleton and package rubber, avoids conventional tire needs The problem of inflation.And the problem of additional air-charging and air-discharging system and construction package is needed to configure using pneumatic tire is avoided, is dropped Low manufacturing cost, to reduce the complexity of vehicle to run system.And in actual production, due to saving these Air-charging and air-discharging system and construction package shorten production, maintenance link, also reduce vehicle assembling/maintenance factory manufacturing cost.

Detailed description of the invention

It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.

Fig. 1 is the structural schematic diagram provided in an embodiment of the present invention for exempting to inflate variation rigidity mechanical elastic vehicle wheel；

Fig. 2 is the variation rigidity process schematic provided in an embodiment of the present invention for exempting to inflate variation rigidity mechanical elastic vehicle wheel；

Fig. 3 is process schematic of the single chain provided in an embodiment of the present invention by cam ring clamping；

Fig. 4 is Wheel-band wheel construction schematic diagram provided in an embodiment of the present invention；

Left figure in Fig. 5 is the mechanical elasticity tire perspective view for exempting to inflate variation rigidity, and right figure is the machine for exempting to inflate variation rigidity Tool elastic tyre internal structure schematic diagram.

Specific embodiment

Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party Present invention is further described in detail for formula.Embodiments of the present invention are described in more detail below, the embodiment is shown Example is shown in the accompanying drawings, and in which the same or similar labels are throughly indicated same or similar element or has identical or class Like the element of function.It is exemplary below with reference to the embodiment of attached drawing description, for explaining only the invention, and cannot It is construed to limitation of the present invention.Those skilled in the art of the present technique are appreciated that unless expressly stated, odd number shape used herein Formula " one ", "one", " described " and "the" may also comprise plural form.It is to be further understood that specification of the invention Used in wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that In the presence of or add other one or more features, integer, step, operation, element, component and/or their group.It is used herein Wording "and/or" includes one or more associated any cells for listing item and all combinations.The art technology Personnel are appreciated that unless otherwise defined all terms used herein include that technical terms and scientific terms have and this hair The identical meaning of the general understanding of those of ordinary skill in bright fields.It should also be understood that in such as general dictionary Those of definition term, which should be understood that, to be had a meaning that is consistent with the meaning in the context of the prior art, and unless picture Here it equally defines, will not be explained in an idealized or overly formal meaning.

In view of the shortcomings of the prior art, high performance exempting to inflate variation rigidity mechanical elasticity the present embodiment provides a kind of Wheel, such wheel use mechanical structure and elastic rubber combination, instead of conventional pneumatic, not only have it is explosion-proof, The basic function of the non-inflatable tyres such as anti-tie, anti-gas-leak can also change wheel stiffnesses according to different speeds using its mechanical structure, To change tire-contact area, driving safety is improved.

The component part of the mechanical elasticity tire includes: Wheel-band wheel 1, chain group 2, wheel hub 3 and cam ring 4.

Cam ring 4 is mounted on wheel hub 3.

Wheel-band wheel 1 connects wheel hub 3 by chain group 2, the chain in chain group 2 be circumferentially evenly distributed on Wheel-band wheel 1 and wheel hub 3 it Between.

Each chain in chain group 2 is all made of long chain link and short chain respectively, wherein short chain and 3 chain of wheel hub Installation is connect, one end of short chain is contacted with cam ring 4, and the other end and the long-chain pitch chain of short chain connect, one end of long chain link and Wheel-band 1 link of wheel.

Specifically as shown in Figure 1, being connected between Wheel-band wheel 1 and wheel hub 3 by circumferential equally distributed chain group 2, cam ring 4 is installed On wheel hub 3, the single chain in chain group 2 is made of two sections of long chain links and one section of short chain, and short chain is linked with wheel hub 3, Separately there is a long chain link to link with Wheel-band wheel 1.Wherein, referring to Fig. 2 and shown in Fig. 3, one end of short chain is contacted with cam ring 4, can Rotation cam ring 4 rotates all short chains in chain group 2 as needed, tightens chain group 2.

It should be noted that the single chain in chain group described in the present embodiment, it can be by the long chain link of at least two and one A short chain composition, wherein short chain plays the role of 3, it may be assumed that is connected with long chain link, is connected with wheel hub, and connects with cam disc It touches and is played the role of clamping (or loosening) chain by the drive of cam disc in cam disc rotation.Short chain meets this 3 After effect, size, thickness strength criterion of long chain link and short chain etc. can need to be designed according to concrete application, long chain link Quantity can be more than or equal to 2.In the present embodiment, since there are the connection relationships of chain link and chain internode, single chain link is just It should be known as chain link, chain link and chain link hingedly form slim-lined construction, therefore this structure that length chain link is formed is known as chain, The more chains around Wheel-band wheel 1 form " chain group ".

Specifically, as shown in Figure 1, all offering the connection for connecting chain on the inner ring of Wheel-band wheel 1 and the outer ring of wheel hub 3 Hole.The connection hole number of the outer ring of the connection hole number and wheel hub 3 of the inner ring of Wheel-band wheel 1, all quantity one with chain in chain group 2 It causes.Chain links installation by the connecting hole of the inner ring of Wheel-band wheel 1 and the outer ring of wheel hub 3, in order to which the chain after installing can be Rotary moveable is realized in connecting hole.

In the practical application of the present embodiment, the maximum load according to the intensity of chain, thickness and wheel is needed, to design The particular number of chain in chain group.In a preferred approach, chain group 2 is made of 12~18 chains.

In the preferred embodiment of the present embodiment, each chain in chain group 2 is all respectively by two sections of long chain links and one section Short chain composition.

Specifically, the connecting hole on the middle position of the short chain in each chain, with 3 outer ring of wheel hub links.Such as Fig. 2 and shown in Fig. 3, the connecting hole in the middle position and 3 outer ring of wheel hub of the short chain in chain group 2 links, and the two of short chain Wherein one end connects with long-chain pitch chain at end, the exposed cam surface with cam ring 4 outside of the other end, turns with cam surface movement It is dynamic.

Wherein, as shown in Figure 1, in each chain in chain group 2, pass through pin, screw bolt and nut connects each chain link.

In the preferred embodiment of the present embodiment, the sum of the long chain link of single group chain and the length of short link in chain group 2, greatly In 3%~5% of the connection distance between borehole on the connecting hole and wheel hub 3 on Wheel-band wheel 1.

In the present embodiment, Wheel-band wheel 1 is made of elastic ring skeleton and rubber, and the elasticity ring skeleton is embedded to rubber layer, described Rubber layer passes through vulcanizing treatment.Than as shown in figure 4, solid structure is elastic ring skeleton, dashed region is to wrap up elastic ring skeleton Rubber, process flow is that elastic ring skeleton is embedded in rubber first, using forming after vulcanizing treatment.Wherein, elastic ring Skeleton can be made of metal or nonmetallic or composite material.

Specific as shown in Figure 5, the elasticity ring skeleton is equipped with the card hole of protrusion, the quantity of the card hole of the protrusion and The chain quantity of chain group (2) matches, and one end of the long chain link of every chain of chain group (2) links the card of the protrusion Hole.In the process of moving, the mechanism for driving Wheel-band wheel 1 is chain group 2.

It should be noted that the chain that Fig. 5 shows is intended merely to clear performance structural relation, during actual experiment The rigidity of structure for demonstrating chain group is enough to support the load bearing demand of tire and realization is run at high speed, the chain bar rule in practical application It is very little thicker thicker than illustrating.

One kind is present embodiments provided to exempt to inflate variation rigidity mechanical elastic vehicle wheel, including Wheel-band wheel, chain group, wheel hub and cam Ring structure.The multi-buffer vibration-proof structure as composed by Wheel-band wheel, chain group is wherein most importantly used, is filled instead of tradition The buffer shock-absorbing of air filled tyre designs.Among these, Wheel-band wheel uses elastic ring skeleton and package rubber, avoids conventional tire needs The problem of inflation.

Short chain in chain group by the snap action of cam ring, can adjust the position of short chain and then adjust chain group It is elastic, play the role of becoming wheel stiffnesses.The specific work process of chain group are as follows: short in chain group 2 when rotation cam ring 4 Chain link is rotated by the effect of cam surface, and short chain is clamped, and chain group 2 is tight, and wheel stiffnesses become larger, and similarly, rotates backward Cam ring 4 can also loosen chain group 2, reduce wheel stiffnesses.Thus it can change wheel stiffnesses according to different speeds, to change wheel Tire contact area.

Such as: short chain can be driven by cam ring, and then loosen, tighten the knot of chain group according to speed and ground environment Structure, to change tire stiffness, specific change method can be operated by automotive control system, and according to specific application scenarios into Row design.

Again since the chain group of tire and ground relief area is in tensional state, the chain group in contact zone is in freely Bending state, wheel hub show the feature of floated carrying.Floated bearing mode not only contributes to the carrying effect for improving tire Rate, and be conducive to increase tire and ground contact area, reduce average earth pressure, can fundamentally improve tire and Dynamical couple characteristic, attachment characteristic and Enveloping Properties between ground, so that it is guaranteed that the shock resistance of tire, buffering, vibration damping it is comprehensive It improves.

In addition, the short chain in chain group by the snap action of cam ring, can adjust the position of short chain and then adjust chain Item group it is elastic, play the role of become wheel stiffnesses, thus can according to different speeds change wheel stiffnesses, be connect to change tire Ground area improves driving safety.To the technical problems such as the explosion-proof of tire, high-mechanic, resistance to high speed, variation rigidity are captured, provide A kind of technical solution different from pneumatic tire mentality of designing.

And the problem of additional air-charging and air-discharging system and construction package is needed to configure using pneumatic tire is avoided, is reduced Manufacturing cost, reduces the complexity of vehicle to run system, to further reduce failure rate.And in actual production In, due to saving these air-charging and air-discharging systems and construction package, production, maintenance link are shortened, vehicle assembling/dimension is also reduced Repair the manufacturing cost of factory.

All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for equipment reality For applying example, since it is substantially similar to the method embodiment, so describing fairly simple, related place is referring to embodiment of the method Part explanation.The above description is merely a specific embodiment, but protection scope of the present invention is not limited to This, anyone skilled in the art in the technical scope disclosed by the present invention, the variation that can readily occur in or replaces It changes, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claim Subject to enclosing.