CN220180485U - Elastic noise-reduction electric vehicle tire - Google Patents

Abstract

The utility model discloses an elastic noise-reducing electric vehicle tire, which comprises a tread layer, wherein an inner tire layer is arranged on the inner side of the tread layer, a sidewall layer is arranged between the tread layer and the inner tire layer, a noise-reducing sound-absorbing layer, a damping layer, a second damping layer and an elastic connecting layer are arranged between the tread layer and the inner tire layer from outside to inside, and a middle tread is arranged between the damping layer and the second damping layer: in the electric motor car driving process, promote the elasticity buffer power of tire and alleviate vibrations for the vibrations that produce in jolting and the pothole highway section are weakened, thereby avoid causing the transmission of vibrations by a wide margin to human hand and sitting part, promote driving comfort, and slow down the produced noise of tire and road surface friction, make the tire more press close to silence and travel, promote driving experience.

Description

Elastic noise-reduction electric vehicle tire

Technical Field

The utility model relates to the field of electric vehicle tires, in particular to an elastic noise reduction electric vehicle tire.

Background

The electric vehicle is a vehicle using a battery or other power sources as a power source, and has the advantages of environmental protection, energy saving, silence and the like compared with the traditional fuel vehicle. The types of electric vehicles include electric vehicles, electric motorcycles, electric bicycles, and the like. With the enhancement of environmental awareness and the continuous progress of technology, electric vehicles have become an important development direction of future traffic. The electric vehicle tire is a tire specially used for an electric vehicle and is characterized by good wear resistance, abrasion resistance, puncture resistance and sideslip resistance, good operability and comfort. The materials and the structural design of the electric vehicle tire are optimized to adapt to the special requirements of the electric vehicle, for example, the electric vehicle tire is usually made of rubber materials with higher hardness so as to improve the wear resistance and the abrasion resistance of the tire; the design of the tire pattern can be optimized according to the special requirements of the electric vehicle so as to improve the sideslip resistance and the operability of the tire.

However, because the electric vehicle tire is made of high-hardness rubber materials, when the electric vehicle tire runs on bumpy and hollow road sections, the vibration generated by collision between the electric vehicle tire and the ground is large, and the electric vehicle tire is transmitted to a human body through the feedback of the vehicle body, so that discomfort and hand tingling of the riding part of the human body are caused, and in addition, the friction force of the hard rubber tire is large when the electric vehicle tire runs on the road surface, and noise is easy to generate.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to solve the technical problems that: because the electric vehicle tire is made of high-hardness rubber materials, when the electric vehicle tire runs on bumpy and hollow road sections, the vibration generated by collision between the electric vehicle tire and the ground is large, and the electric vehicle tire is fed back to a handle through a vehicle body to be transmitted to a human body, so that discomfort and hand tingling of riding parts of the human body are caused, and in addition, the friction force of the hard rubber tire is large when the electric vehicle tire runs on the road surface, and noise is easy to generate.

(II) technical scheme

In order to solve the problems, the utility model provides the following technical scheme:

the utility model provides an elasticity electric motor car tire of making an uproar falls, includes the tread layer, tread layer inboard is equipped with interior child layer, the tread layer with be equipped with the side wall layer between the child layer, the tread layer with be equipped with between the child layer from outer to interior sound absorbing layer, the bradyseism layer of making an uproar, second bradyseism layer and elastic connection layer of making an uproar falls, bradyseism layer with be equipped with the middle level tread between the second bradyseism layer, be equipped with the air flue in the tread layer, the side wall layer external surface is equipped with the sound absorbing block, the sound absorbing block with side wall layer fixed connection, the sound absorbing block surface is equipped with a plurality of sound absorbing holes.

Further, the tread layer is connected with the inner tire layer through the sidewall layer, and one end of the sidewall layer is fixedly connected with the tread layer.

Further, the side wall layer is made of rubber, and the tread layer is made of high-hardness rubber.

Further, the surface of the tread layer is provided with anti-skid patterns, and the anti-skid patterns comprise flat ring patterns and side patterns.

Further, the noise reduction and sound absorption layer is made of foam, one surface of the noise reduction and sound absorption layer is fixedly bonded with the inner wall of the tread layer through an adhesive, and the thickness of the noise reduction and sound absorption layer is higher than that of the cushioning layer and the second cushioning layer.

Further, the material of the cushioning layer is the same as that of the second cushioning layer, the cushioning layer is made of soft rubber, and the outer walls of the cushioning layer and the second cushioning layer are fixedly bonded with the inner wall of the sidewall layer.

Further, the middle tread is made of polymer materials, one surface of the middle tread is fixedly bonded with the cushioning layer, and the other surface of the middle tread is fixedly bonded with the second cushioning layer.

Further, the air passage is annular.

(III) beneficial effects

The beneficial effects of the utility model are as follows:

in the electric motor car driving process, promote the elasticity buffer power of tire and alleviate vibrations for the vibrations that produce in jolting and the pothole highway section are weakened, thereby avoid causing the transmission of vibrations by a wide margin to human hand and sitting part, promote driving comfort, and slow down the produced noise of tire and road surface friction, make the tire more press close to silence and travel, promote driving experience.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of the present utility model in combination with a hub;

FIG. 3 is a side view of the present utility model;

FIG. 4 is a schematic diagram of the structure of the present utility model;

the marks in the figure: 1-tread layer, 2-inner tread layer, 3-sidewall layer, 4-sound absorbing layer, 5-cushioning layer, 6-second cushioning layer, 7-elastic connecting layer, 8-middle tread, 9-sound absorbing block, 10-skid resistance, 1 a-air flue, 12-telescopic cylinder, 9 a-sound absorbing hole, 10 a-flat ring and 10 b-side grain.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, an elastic noise reduction electric vehicle tire comprises a tread layer 1, an inner tire layer 2 is arranged on the inner side of the tread layer 1, a sidewall layer 3 is arranged between the tread layer 1 and the inner tire layer 2, a noise reduction sound absorption layer 4, a vibration damping layer 5, a second vibration damping layer 6 and an elastic connection layer 7 are arranged between the tread layer 1 and the inner tire layer 2 from outside to inside, a middle layer tread 8 is arranged between the vibration damping layer 5 and the second vibration damping layer 6, an air passage 1a is arranged in the tread layer 1, a sound absorption block 9 is arranged on the outer surface of the sidewall layer 3, the sound absorption block 9 is fixedly connected with the sidewall layer 3, a plurality of sound absorption holes 9a are formed in the surface of the sound absorption block 9, the sound absorption block 9 is made of polyurethane materials and fixedly bonded with the sidewall layer 3 through an adhesive, the main function of the sound absorption block 9 is to absorb direct noise generated on the surface of the tire, and when noise is generated by friction on the road surface of the tread layer 1, the surface is absorbed through the material of the sound absorption block 9 and the surface of the tread layer 9a to reduce partial noise generated by friction

The tread layer 1 is connected with the inner tire layer 2 through a tire side layer 3, one end of the tire side layer 3 is fixedly connected with the tread layer 1, and the tire side layer 3 mainly serves to connect the tread layer 1 with the inner tire layer 2 and provide protection for the tire side.

The sidewall layer 3 is made of rubber, and the tread layer 1 is made of high-hardness rubber.

The tread layer 1 is provided with a grip-release liner 10 on its surface, the grip-release liner 10 comprising flat rings 10a and side grooves 10b.

The sound absorbing layer 4 of making an uproar falls, the sound absorbing layer 4 of making an uproar is cotton material for bubble, the sound absorbing layer 4 of making an uproar is passed through the adhesive with the tread layer 1 inner wall and is fixed to be bonded, the sound absorbing layer 4 thickness of making an uproar is higher than cushioning layer 5 and second cushioning layer 6, when tire and road surface friction produce vibrations and noise, the sound absorbing layer 4 of making an uproar falls in the shock attenuation of making an uproar carries out the third wheel, the first wheel is gone on through air flue 1a, the second wheel is fallen through the abatvoix 9 and is fallen, the sound absorbing layer 4 of making an uproar falls the function of making an uproar and subsidiary some elasticity cushioning, make an uproar falls with vibrations, and later carry out multilayer filtration through cushioning layer 5 and second cushioning layer 6, the vibrations that will jolt or the pothole highway section produced are reduced to minimum.

The material of the cushioning layer 5 is the same as that of the second cushioning layer 6, the cushioning layer 5 is made of soft rubber, and the outer walls of the cushioning layer 5 and the second cushioning layer 6 are fixedly bonded with the inner wall of the sidewall layer 3.

The middle layer tread 8 is polymer material, and middle layer tread 8 one side is fixed bonding with the bradyseism layer 5, and the another side is fixed bonding with the bradyseism layer 6, and middle layer tread 8 is for connecting bradyseism layer 5 and second bradyseism layer 6 to play the effect in intermediate level and connect and conveniently dismantle, tire damage can be restoreed and convenient dismantlement in the future.

The air flue 1a is annular, the air flue 1a is arranged inside the tread layer 1, the thickness of the tread layer 1 is higher, when the electric vehicle runs, the tire and the ground contact handle generate pressure, so that the hardness of the surface of the tire is reduced by compressing the annular air flue 1a, the outer surface of the outer wall of the tire, namely the outer surface of the tread layer 1, is softened, the material of the tire is softer and is more attached to the ground, the noise reduction effect is further improved, and the elastic buffering of the first wheel is carried out by the air flue.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. An elastic noise reduction electric vehicle tire is characterized in that: including tread layer (1), tread layer (1) inboard is equipped with interior child layer (2), tread layer (1) with be equipped with between child layer (2) side wall layer (3), tread layer (1) with be equipped with between child layer (2) from outside to inside and fall sound absorbing layer (4), bradyseism layer (5), second bradyseism layer (6) and elastic connection layer (7), bradyseism layer (5) with be equipped with middle layer tread (8) between second bradyseism layer (6), be equipped with air flue (1 a) in tread layer (1), side wall layer (3) surface is equipped with inhales sound piece (9), inhale sound piece (9) with side wall layer (3) fixed connection, inhale sound piece (9) surface and be equipped with a plurality of sound absorbing holes (9 a).

2. An elastic noise reduction electric vehicle tire according to claim 1, characterized in that: the tire tread comprises a tire tread body, a tire tread layer (1) and an inner tire layer (2), wherein the tire tread body is characterized in that the tire tread layer (1) is connected with the inner tire layer (2) through a tire side layer (3), and one end of the tire side layer (3) is fixedly connected with the tire tread layer (1).

3. An elastic noise reduction electric vehicle tire according to claim 1, characterized in that: the tire side layer (3) is made of rubber, and the tread layer (1) is made of high-hardness rubber.

4. A resilient noise reducing electric vehicle tyre as claimed in claim 3, wherein: the anti-skid tyre is characterized in that anti-skid patterns (10) are arranged on the surface of the tread layer (1), and the anti-skid patterns (10) comprise flat annular patterns (10 a) and side patterns (10 b).

5. An elastic noise reduction electric vehicle tire according to claim 1, characterized in that: the noise reduction sound absorption layer (4) is made of foam, one side of the noise reduction sound absorption layer (4) is fixedly bonded with the inner wall of the tread layer (1) through an adhesive, and the thickness of the noise reduction sound absorption layer (4) is higher than that of the cushioning layer (5) and the second cushioning layer (6).

6. An elastic noise reduction electric vehicle tire according to claim 1, characterized in that: the cushioning layer (5) and the second cushioning layer (6) are the same in material, the cushioning layer (5) is made of soft rubber, and the outer walls of the cushioning layer (5) and the second cushioning layer (6) are fixedly bonded with the inner wall of the side wall layer (3).

7. An elastic noise reduction electric vehicle tire according to claim 1, characterized in that: the middle layer tread (8) is made of polymer materials, one surface of the middle layer tread (8) is fixedly bonded with the cushioning layer (5), and the other surface of the middle layer tread is fixedly bonded with the second cushioning layer (6).

8. An elastic noise reduction electric vehicle tire according to claim 1, characterized in that: the air passage (1 a) is annular.