WO2019041879A1 - 一种路况行驶自动变色轮胎 - Google Patents

一种路况行驶自动变色轮胎 Download PDF

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WO2019041879A1
WO2019041879A1 PCT/CN2018/085958 CN2018085958W WO2019041879A1 WO 2019041879 A1 WO2019041879 A1 WO 2019041879A1 CN 2018085958 W CN2018085958 W CN 2018085958W WO 2019041879 A1 WO2019041879 A1 WO 2019041879A1
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rubber
parts
layer
tire
thermochromic
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PCT/CN2018/085958
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English (en)
French (fr)
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刘光
张功庆
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合肥龙图腾信息技术有限公司
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Priority to JP2019515290A priority Critical patent/JP6763084B2/ja
Publication of WO2019041879A1 publication Critical patent/WO2019041879A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B60C1/0016—Compositions of the tread
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C19/00—Tyre parts or constructions not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
    • B60C9/18—Structure or arrangement of belts or breakers, crown-reinforcing or cushioning layers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L7/00—Compositions of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

Definitions

  • the invention relates to the technical field of tires, in particular to an automatic color changing tire driven by road conditions.
  • Tires are ground-rolled, circular elastic rubber articles assembled on a variety of vehicles or machinery.
  • the tires are usually mounted on the rim of the car, which can support the entire body, cushioning the impact of the outside world, achieving contact with the road surface and ensuring the normal running of the vehicle.
  • the tires are affected by high and low temperatures while driving, and also need to ensure the wear resistance and flex resistance of the tires.
  • the conventional tires are black, not only can not intuitively understand the temperature of the tires, but also when the light intensity is different. Different ability to distinguish.
  • the existing color-changing tires are: the inner layer pattern of red and black is added to the inner layer of the tread. When the tire wears for a period of time, the inner red tread is exposed, reminding people of the degree of wear of the tire, and only having the color according to the tread. A feature that alerts you to wear levels.
  • the present invention provides the following technical solutions:
  • An automatic color changing tire for road conditions comprising a tire body, an electrochromic device, a thermochromic modified tread rubber and a photochromic layer, wherein the tire body comprises a crown, a shoulder rubber, a sidewall rubber and a bead rubber
  • the one-piece vulcanization is provided with a thermochromic modified tread rubber on the outer layer of the crown, and the thermochromic modified tread rubber outer layer is provided with intertwined blocks and grooves, the shoulder pad rubber
  • the electrochromic device is embedded therein, and the outer wall of the sidewall rubber is provided with a convex anti-scratch line, and the anti-scratch line is provided with a photochromic layer; the inner wall of the tire body is provided with an inner surface adhesive layer, and the inner surface is glued.
  • a ply is disposed inside the inner liner, and a steel belt layer is disposed outside the ply, and the steel belt layer is disposed under the thermochromic modified tread rubber.
  • the bead is provided on the inner side of the bead rubber, and the bead is provided on the outer side of the bead rubber, and the bead rubber is provided inside the bead rubber, and the chafer is provided with a triangular rubber strip and a triangle.
  • a bead ring is inside the strip.
  • thermochromic modified tread rubber is composed of the following components in parts by weight: 30-50 parts of natural rubber; 10-20 parts of cis-butyl rubber; 10-15 parts of carbon black; Heat to 40 to 60 parts of color changing powder; 1 to 4 parts of petroleum resin; 1 to 2.5 parts of protective wax; 1 to 2 parts of sulfur; 1.5 to 3 parts of zinc oxide; and 0.2 to 0.35 parts of anti-focusing agent.
  • the heat to color changing powder is a red reversible nano thermochromic material.
  • the electrochromic device is sequentially composed of a transparent base layer, a transparent electrode, an electrochromic layer, an ion conductive layer, an ion storage layer, and a transparent electrode, and the transparent base layer is a transparent resin layer.
  • the electrochromic layer is one of a tungsten trioxide, a nickel oxide or a viologen compound.
  • the electrochromic device is embedded in a shoulder pad, and electrons are mounted in the electrochromic device.
  • the photochromic layer is sprayed with a photochromic coating on the outer surface of the anti-scratch line, and after drying, a transparent resin protective layer is sprayed on the coating of the photochromic coating.
  • a fluorescent agent is added.
  • thermochromic modified tread rubber comprises the following steps:
  • each raw material are: 40 parts of natural rubber; 15 parts of butadiene rubber; 13 parts of carbon black; 50 parts of heat to color changing powder; 3 parts of petroleum resin; 2 parts of protective wax; 1.5 parts of sulfur; 2.5 parts of zinc; 0.3 parts of anti-scorching agent;
  • the invention has the beneficial effects of: driving the automatic color changing tire in the road condition, the ground contact area of the crown is large, the grip performance is good, the crown is thick, and the steel belt layer and the ply layer are arranged.
  • the tire body is not easy to be pierced, and the thermochromic modified tread rubber has good wear resistance and can achieve reversible discoloration with temperature change.
  • the electrochromic device of the shoulder pad rubber makes the car tire change its color in different light intensity.
  • the photochromic layer of the anti-wiping line makes the tire color more beautiful according to different illuminations, has a stronger visual effect, improves the recognition degree of the tire, enables the vehicle to drive in a dark environment, is easy to be found, and reduces the occurrence of traffic accidents.
  • Figure 1 is a schematic view of the structure of the present invention.
  • FIG. 2 is a schematic view showing the structure of an electrochromic device in the present invention.
  • an automatic color changing tire for road conditions includes a tire body 4, an electrochromic device 8, a thermochromic modified tread rubber 13, and a photochromic layer 15, the tire
  • the body 4 is integrally formed by the crown 11 , the shoulder pad 14 , the sidewall rubber 16 and the bead rubber 17 , and the outer layer of the crown 11 is provided with a thermochromic modified tread rubber 13 , which is thermally discolored.
  • the outer layer of the modified tread rubber 13 is provided with intertwined blocks 10 and grooves 12, which enhance the grip ability and friction of the tire body 4, and the electro-chromic device 8 is embedded in the shoulder pad 14 .
  • the outer wall of the sidewall rubber 16 is provided with a protruding anti-scratch line 6, and the anti-scratch line 6 is provided with a photochromic layer 15, and the bead rubber 17 is provided with a toe 19 on the inner side thereof, and the bead rubber 17 is disposed outside.
  • the bead rubber 17 is provided with a chafer cloth 3
  • the chafer cloth 3 is provided with an apex rubber strip 2
  • the apex rubber strip 2 is internally provided with a steel wire ring 18
  • the inner wall of the tire body 4 is provided
  • the inner surface of the gas tight layer 5, the inner surface of the gas tight layer 5 is provided with a ply layer 7, a steel belt layer 9 is disposed outside the ply layer 7, and the steel belt layer 9 is disposed on the thermochromic modified tread rubber 13 Party.
  • thermochromic modified tread rubber 13 is composed of the following components in parts by weight: 30-50 parts of natural rubber; 10-20 parts of butadiene rubber; 10-15 parts of carbon black; heat to color changing powder 40 ⁇ 60 parts; 1 to 4 parts of petroleum resin; 1 to 2.5 parts of protective wax; 1 to 2 parts of sulfur; 1.5 to 3 parts of zinc oxide; 0.2 to 0.35 parts of anti-focusing agent;
  • the heat to color changing powder is a red reversible nano thermochromic material.
  • thermochromic modified tread rubber 13 comprises the following steps:
  • each raw material are: 40 parts of natural rubber; 15 parts of butadiene rubber; 13 parts of carbon black; 50 parts of heat to color changing powder; 3 parts of petroleum resin; 2 parts of protective wax; 1.5 parts of sulfur; 2.5 parts of zinc oxide; 0.3 parts of anti-scorching agent;
  • thermochromic modified tread rubber 13 is mainly composed of natural rubber, butadiene rubber and heat to color changing powder, and the tire tread wear resistance 13 is increased, and the thermochromic modified tread rubber 13 can be changed with temperature. Reversible discoloration is achieved, so that when the car tires are driven in different temperature environments, the color of the tire changes by itself, which is convenient for people to judge the temperature of the road surface and the temperature change of the heat generated during the running of the tire.
  • the electrochromic device 8 is sequentially composed of a transparent base layer 20, a transparent electrode 21, an electrochromic layer 22, an ion conductive layer 23, an ion storage layer 24, and a transparent electrode 25.
  • the transparent base layer 20 is preferably a transparent resin layer.
  • the color changing layer 22 may be selected from one of tungsten trioxide, nickel oxide or viologen.
  • the electrochromic device 8 is embedded in a shoulder pad 14 with electrons mounted within the electrochromic device 8 to provide an applied electric field.
  • the photochromic layer 15 is coated with a photochromic coating on the outer surface of the anti-wiping line 6. After drying, a transparent resin protective layer is sprayed, and a fluorescent agent is added to the coating of the photochromic coating.
  • the working principle of the invention is: the road surface driving automatic color changing tire, the crown 11 has a large grounding area, the grip performance is good, the crown 11 is thick, and the steel belt layer 9 and the ply layer 7 are arranged to make the tire body 4 is not easy to pierce, the thermochromic modified tread rubber 13 has good wear resistance and can achieve reversible discoloration with temperature change.
  • the electrochromic device 8 of the shoulder pad rubber 14 causes the car tire to change its color in different light intensity.
  • the photochromic layer 15 with the anti-wiping line 6 makes the tire color more beautiful according to different illuminations, has a stronger visual effect, improves the recognition degree of the tire, makes the vehicle drive in a dark environment, is easy to be found, and reduces traffic accidents. occur.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Tires In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

一种路况行驶自动变色轮胎，包括轮胎本体(4)、电致变色器件(8)、热致变色改性胎面胶(13)和光致变色层(15)，所述轮胎本体(4)由胎冠(11)、胎肩垫胶(14)、胎侧胶(16)和胎圈胶(17)一体式硫化制成，所述胎冠(11)外层设有热致变色改性胎面胶(13)，热致变色改性胎面胶(13)外层设有相互交错的花纹块(10)和沟槽(12)，所述胎肩垫胶(14)内嵌入有电致变色器件(8)，所述胎侧胶(16)外壁上设有凸出的防擦线(6)，防擦线(6)内设有光致变色层(15)；胎冠(11)接地面积大，抓地性能好，使轮胎本体(4)不易刺穿，耐磨性能好，可随温度变化实现可逆性变色，胎肩垫胶(14)的电致变色器件(8)使汽车轮胎在不同光照强度颜色自行改变，配合防擦线(6)的光致变色层(15)根据不同光照使轮胎颜色更加艳丽，提高轮胎的辨识度，减少交通事故的发生。

Description

一种路况行驶自动变色轮胎 技术领域
本发明涉及轮胎技术领域，具体是一种路况行驶自动变色轮胎。
背景技术
轮胎是各种车辆或机械上装配的接地滚动的圆环形弹性橡胶制品。轮胎通常安装在汽车的轮辋上，能够支撑整个车身，缓冲外界的冲击，实现与路面的接触并保证车辆的正常行驶。轮胎在行驶时受到高低温影响，并且还需要保证轮胎的耐磨性和耐屈挠性，常规的轮胎为黑色，不但无法直观的了解轮胎受温度的影响情况，而且在光照强度不同时，其辨别能力不同。
现有的变色轮胎为：在胎面内层加入红黑相间的内层花纹，当轮胎行驶一段时间发生磨损后，内层红色胎面露出，提醒人们车胎磨损程度，也仅具有根据胎面颜色提醒磨损程度的功能。
为了使汽车轮胎在不同光照强度、不同温度等环境下，轮胎颜色自行改变，增加轮胎颜色的辨别性能，方便人们通过轮胎颜色对行驶路况的判断，提高车辆行驶的安全性。需要一种路况行驶自动变色轮胎满足使用需求。
发明内容
本发明的目的在于提供一种路况行驶自动变色轮胎，以解决上述背景技术中提出的问题。
为实现上述目的，本发明提供如下技术方案：
一种路况行驶自动变色轮胎，包括轮胎本体、电致变色器件、热致变色改性胎面胶和光致变色层，所述轮胎本体由胎冠、胎肩垫胶、胎侧胶和胎圈胶一体式硫化制成，所述胎冠外层设有热致变色改性胎面胶，热致变色改性胎面胶外层设有相互交错的花纹块和沟槽，所述胎肩垫胶内嵌入有电致变色器件，所述胎侧胶外壁上设有凸出的防擦线，防擦线内设有光致变色层；所述轮胎本体内壁设有内面胶气密层，内面胶气密层内部设有帘布层，帘布层外侧设有钢丝带束层，钢丝带束层设置在热致变色改性胎面胶下方。
作为本发明进一步的方案：所述胎圈胶内侧设有胎趾，胎圈胶外侧设有胎踵，胎圈胶内部设有胎圈包布，胎圈包布内设有三角胶条，三角胶条内部设有钢丝圈。
作为本发明进一步的方案：所述热致变色改性胎面胶按重量份计由下述组分构成：天然胶30～50份；顺丁胶10～20份；炭黑10～15份；热至变色粉末40～60份；石油树脂1～4份；防护蜡1～2.5份；硫磺1～2份；氧化锌1.5～3份；防焦剂0.2～0.35份。
作为本发明进一步的方案：所述热至变色粉末为红色可逆纳米热敏变色材料。
作为本发明进一步的方案：所述电致变色器件依次由透明基层、透明电极、电致变色层、离子传导层、离子存储层、透明电极组成，透明基层为透明树脂层。
作为本发明进一步的方案：所述电致变色层为三氧化钨、氧化镍或紫罗精类化合物中的一种。
作为本发明进一步的方案：所述电致变色器件嵌入在胎肩垫胶内，电致变色器件内安装电子。
作为本发明进一步的方案：所述光致变色层为防擦线外表面喷涂一层光致变色涂层，经烘干后喷涂一层透明树脂保护层，所述光致变色涂层的涂料中添加有荧光剂。
一种所述热致变色改性胎面胶的制备方法，包括以下步骤：
S1：按各原料重量份计份数为：天然胶40份；顺丁胶15份；炭黑13份；热至变色粉末50份；石油树脂3份；防护蜡2份；硫磺1.5份；氧化锌2.5份；防焦剂0.3份备用；
S2：在密炼机中进行一段混炼，温度为160-170℃，转速为45-60r/min,时间为3min；二段混炼，温度为145-150℃，转速为45-50r/min,时间为2.5min；三段混炼，温度为100-110℃，转速为2-30r/min,时间为5min；加料顺序为常规加料顺序，最后得到炼胶进行硫化。
与现有技术相比，本发明的有益效果是：所述一种路况行驶自动变色轮胎，胎冠接地面积大，抓地性能好，胎冠较厚且钢丝带束层和帘布层的设置，使轮胎本体不易刺穿，热致变色改性胎面胶耐磨性能好，可随温度变化实现可逆性变色，胎肩垫胶的电致变色器件 使汽车轮胎在不同光照强度颜色自行改变，配合防擦线的光致变色层根据不同光照使轮胎颜色更加艳丽，具有更强的视觉效果，提高轮胎的辨识度，使车辆行黑暗环境下驶中，容易被发现，减少交通事故的发生。
附图说明
图1为本发明的结构示意图。
图2为本发明中电致变色器件的结构示意图。
图中：1-胎踵、2-三角胶条、3-胎圈包布、4-轮胎本体、5-内面胶气密层、6-防擦线、7-帘布层、8-电致变色器件、9-钢丝带束层、10-花纹块、11-胎冠、12-沟槽、13-热致变色改性胎面胶、14-胎肩垫胶、15-光致变色层、16-胎侧胶、17-胎圈胶、18-钢丝圈、19-胎趾、20-手透明基层、21-透明电极、22-电致变色层、23-离子传导层、24-离子存储层、25-透明电极。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
请参阅图1～2，本发明实施例中，一种路况行驶自动变色轮胎，包括轮胎本体4、电致变色器件8、热致变色改性胎面胶13和光致变色层15，所述轮胎本体4由胎冠11、胎肩垫胶14、胎侧胶16和胎圈胶17一体式硫化制成，所述胎冠11外层设有热致变色改性胎面胶13，热致变色改性胎面胶13外层设有相互交错的花纹块10和沟槽12，增强了轮胎本体4的抓地能力和摩擦力，所述胎肩垫胶14内嵌入有电致变色器件8，所述胎侧胶16外壁上设有凸出的防擦线6，防擦线6内设有光致变色层15，所述胎圈胶17内侧设有胎趾19，胎圈胶17外侧设有胎踵1，胎圈胶17内部设有胎圈包布3，胎圈包布3内设有三角胶条2，三角胶条2内部设有钢丝圈18；所述轮胎本体4内壁设有内面胶气密层5，内面胶气密层5内部设有帘布层7，帘布层7外侧设有钢丝带束层9，钢丝带束层9设置 在热致变色改性胎面胶13下方。
所述热致变色改性胎面胶13按重量份计由下述组分构成：天然胶30～50份；顺丁胶10～20份；炭黑10～15份；热至变色粉末40～60份；石油树脂1～4份；防护蜡1～2.5份；硫磺1～2份；氧化锌1.5～3份；防焦剂0.2～0.35份；
所述热至变色粉末为红色可逆纳米热敏变色材料。
所述热致变色改性胎面胶13的制备方法,包括以下步骤：
(1)按各原料重量份计份数为：天然胶40份；顺丁胶15份；炭黑13份；热至变色粉末50份；石油树脂3份；防护蜡2份；硫磺1.5份；氧化锌2.5份；防焦剂0.3份备用；
(2)在密炼机中进行一段混炼(温度为160-170℃，转速为45-60r/min,时间为3min)；二段混炼(温度为145-150℃，转速为45-50r/min,时间为2.5min)；三段混炼(温度为100-110℃，转速为2-30r/min,时间为5min)。加料顺序为常规加料顺序，最后得到炼胶进行硫化。
所得到的热致变色改性胎面胶13以天然胶、顺丁胶和热至变色粉末为主，增加轮胎胎面耐磨性能的同时，热致变色改性胎面胶13可随温度变化实现可逆性变色，使汽车轮胎在不同温度环境下行驶时，轮胎颜色自行改变，方便人们判断行驶路面温度及轮胎行驶中产生热量的温度变化。
所述电致变色器件8依次由透明基层20、透明电极21、电致变色层22、离子传导层23、离子存储层24、透明电极25组成，透明基层20优选透明树脂层，所述电致变色层22可选用三氧化钨、氧化镍或紫罗精类化合物中的一种。
所述电致变色器件8嵌入在胎肩垫胶14内，电致变色器件8内安装电子用以提供外加电场。
所述光致变色层15为防擦线6外表面喷涂一层光致变色涂层，经烘干后喷涂一层透明树脂保护层，所述光致变色涂层的涂料中添加有荧光剂。
本发明的工作原理是：所述一种路况行驶自动变色轮胎，胎冠11接地面积大，抓地 性能好，胎冠11较厚且钢丝带束层9和帘布层7的设置，使轮胎本体4不易刺穿，热致变色改性胎面胶13耐磨性能好，可随温度变化实现可逆性变色，胎肩垫胶14的电致变色器件8使汽车轮胎在不同光照强度颜色自行改变，配合防擦线6的光致变色层15根据不同光照使轮胎颜色更加艳丽，具有更强的视觉效果，提高轮胎的辨识度，使车辆行黑暗环境下驶中，容易被发现，减少交通事故的发生。
本发明并不局限于上述实施例，在本发明公开的技术方案的基础上，本领域的技术人员根据所公开的技术内容，不需要创造性的劳动就可以对其中的一些技术特征作出一些简单修改、等同变化与修饰，均属于本发明技术方案的范围内。
在本说明书的描述中，需要说明的是，除非另有明确的规定和限定，术语“设置”、“相连”及“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本发明中的具体含义。

Claims (9)

  1. 一种路况行驶自动变色轮胎，包括轮胎本体(4)、电致变色器件(8)、热致变色改性胎面胶(13)和光致变色层(15)，其特征在于，所述轮胎本体(4)由胎冠(11)、胎肩垫胶(14)、胎侧胶(16)和胎圈胶(17)一体式硫化制成，所述胎冠(11)外层设有热致变色改性胎面胶(13)，热致变色改性胎面胶(13)外层设有相互交错的花纹块(10)和沟槽(12)，所述胎肩垫胶(14)内嵌入有电致变色器件(8)，所述胎侧胶(16)外壁上设有凸出的防擦线(6)，防擦线(6)内设有光致变色层(15)；所述轮胎本体(4)内壁设有内面胶气密层(5)，内面胶气密层(5)内部设有帘布层(7)，帘布层(7)外侧设有钢丝带束层(9)，钢丝带束层(9)设置在热致变色改性胎面胶(13)下方。
  2. 根据权利要求1所述的一种路况行驶自动变色轮胎，其特征在于，所述胎圈胶(17)内侧设有胎趾(19)，胎圈胶(17)外侧设有胎踵(1)，胎圈胶(17)内部设有胎圈包布(3)，胎圈包布(3)内设有三角胶条(2)，三角胶条(2)内部设有钢丝圈(18)。
  3. 根据权利要求1所述的一种路况行驶自动变色轮胎，其特征在于，所述热致变色改性胎面胶(13)按重量份计由下述组分构成：天然胶30～50份；顺丁胶10～20份；炭黑10～15份；热至变色粉末40～60份；石油树脂1～4份；防护蜡1～2.5份；硫磺1～2份；氧化锌1.5～3份；防焦剂0.2～0.35份。
  4. 根据权利要求3所述的一种路况行驶自动变色轮胎，其特征在于，所述热至变色粉末为红色可逆纳米热敏变色材料。
  5. 根据权利要求1所述的一种路况行驶自动变色轮胎，其特征在于，所述电致变色器件(8)依次由透明基层(20)、透明电极(21)、电致变色层(22)、离子传导层(23)、离子存储层(24)、透明电极(25)组成，透明基层(20)为透明树脂层，
  6. 根据权利要求5所述的一种路况行驶自动变色轮胎，其特征在于，所述电致变色层(22)为三氧化钨、氧化镍或紫罗精类化合物中的一种。
  7. 根据权利要求1所述的一种路况行驶自动变色轮胎，其特征在于，所述电致变色器件(8)嵌入在胎肩垫胶(14)内，电致变色器件(8)内安装电子。
  8. 根据权利要求1所述的一种路况行驶自动变色轮胎，其特征在于，所述光致变色 层(15)为防擦线(6)外表面喷涂一层光致变色涂层，经烘干后喷涂一层透明树脂保护层，所述光致变色涂层的涂料中添加有荧光剂。
  9. 一种如权利要求3之一所述热致变色改性胎面胶(13)的制备方法，包括以下步骤：
    S1：按各原料重量份计份数为：天然胶40份；顺丁胶15份；炭黑13份；热至变色粉末50份；石油树脂3份；防护蜡2份；硫磺1.5份；氧化锌2.5份；防焦剂0.3份备用；
    S2：在密炼机中进行一段混炼，温度为160-170℃，转速为45-60r/min,时间为3min；二段混炼，温度为145-150℃，转速为45-50r/min,时间为2.5min；三段混炼，温度为100-110℃，转速为2-30r/min,时间为5min；加料顺序为常规加料顺序，最后得到炼胶进行硫化。
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