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206 results about "Tire recycling" patented technology

Tire recycling, or rubber recycling, is the process of recycling waste tires that are no longer suitable for use on vehicles due to wear or irreparable damage. These tires are a challenging source of waste, due to the large volume produced, the durability of the tires, and the components in the tire that are ecologically problematic.

Waste tire recycling method and device

The invention provides a waste tire recycling method and device. The method comprises the following steps: placing a waste tire to be recycled on a workbench; driving the waste tire to rotate at a low speed with a driving device; arranging rotatable sprayers at the radial periphery of the waste tire, wherein at least two nozzles into which high-pressure water jets can be connected are arranged on each sprayer; starting a high-pressure water pump when all the nozzles are aligned with corresponding working positions of the waste tire, wherein water flows sprayed from the nozzles form high pressure water jet cutters to impact and cut the surface of the waste tire, and decompose the surface of the waste tire layer by layer, peeled rubber granules flow into recovery tanks with sprayed liquid, and wires and fiber are recycled in a centralized manner after being peeled off. As the high pressure water jet treatment technology is used for recycling the waste tire, the treatment process can be simplified, the production efficiency is improved, the energy consumption can be reduced effectively, the whole treatment environment is dust-free and smoke-free, and waste water of treatment can be recycled after filtering; meanwhile, as water jets serve as a non-contact tool, the problem of mechanical knife abrasion is solved, the halting time for maintenance can be shortened, and the treatment cost is reduced.
Owner:SHENZHEN INST OF ADVANCED TECH

Device and method for utilizing recovered pressure energy and inertia energy of pneumatic tire and application

The invention relates to the technical field of recovery and utilization of pressure energy and inertia energy of a pneumatic tire, in particular to a device and a method for utilizing recovered pressure energy and inertia energy of a pneumatic tire. The device comprises a combined type wheel body, a wheel spindle and a pneumatic tire pressure energy recovery device, wherein the pneumatic tire pressure energy recovery device is arranged on an inner ring of the combined type wheel body and is formed by a plurality of energy capturing devices arranged in a vacuum tire, and each energy capturing device is internally provided with an energy capturing rod. The device for utilizing the recovered pressure energy and the recovered inertia energy is characterized by also comprising a recovered pressure transmission and integration device, an inertia energy recovery and utilization device, a working condition operating control device, and a tire working condition monitoring device. The device provided by the invention has a novel structure, the pressure energy and the inertia energy of the tire can be effectively utilized through interaction of the energy capturing devices, and the device can well adapt to various conditions such as acceleration, braking, deceleration and the like.
Owner:郑乃时 +3

Disassembling and recycling technique for decrepit car

The invention provides a disassembling and recycling technique for a decrepit car and relates to the field of decrepit car recycling. The disassembling and recycling technique comprises the following steps: (1) recycling and processing auto parts: recycling waste fuel, seats, batteries and tires and disassembling front and rear lamps and a steering wheel; (2) disassembling nonmetallic auto parts: disassembling the nonmetallic auto parts, such as automotive glass, of the decrepit car, and cleaning and recycling the nonmetallic auto parts with a dedicated glass cleaning agent after disassembling the same; (3) disassembling metallic auto parts: disassembling front and rear hoods, doors, bumpers, seats, an air conditioner and an engine; (4) cleaning a car frame with a car cleaning agent to facilitate subsequent materials to be crushed and recycled; (5) crushing and screening the car frame and gradually crushing a car body to a predetermined size by virtue of multistage crushing. The disassembling and recycling technique for the decrepit car realizes quick crushing and physical disassembly for screening and crushing separation of the car body of the decrepit car, and the material cleaning effect after the screening and recycling is good so as to reduce the pollution and enable metal, rubber, glass and other materials of the car body to be fully recycled.
Owner:广州科生环保科技有限公司

Scrap tire pyrolytic carbon black micro-oxidation and activation method

The invention belongs to the technical field of waste resource utilization. A scrap tire pyrolytic carbon black micro-oxidation and activation method comprises a scrap tire pyrolyzing furnace, a micro-oxidation and activation furnace, an air storage tank, a catalytic combustion furnace, a condensing plant, a pyrolytic oil storage tank and a flue gas purifying device. Compared with traditional pyrolytic carbon black, pyrolytic carbon black prepared by the scrap tire pyrolytic carbon black micro-oxidation and activation method provided by the invention has the advantages that most volatile components, carbon sediments and coking substances piled up on the surface of the carbon black are removed, the surface property of the pyrolytic carbon black is improved, the porosity of the pyrolytic carbon black is greatly increased, the surface activity of the pyrolytic carbon black is greatly enhanced, excellent raw materials are provided for follow-up applications of the pyrolytic carbon black inthe fields such as rubber, coatings, active carbons and asphalt modifiers, the follow-up commercial cost is reduced, the range of the pyrolytic carbon black application field is enlarged, and the advancing of a scrap tire recycling industry chain is promoted; and meanwhile, a gas product generated in each unit can enter the catalytic combustion furnace to be burned so as to provide energy for thescrap tire pyrolyzing furnace and the micro-oxidation and activation furnace; and therefore, the energy consumption is reduced, and the cost is saved.
Owner:DALIAN UNIV OF TECH

Junked tire vibration damping and isolating building foundation and construction method thereof

InactiveCN103967056AGood effect of vibration reduction and isolationSimplify the construction processProtective foundationUltimate tensile strengthSeismic wave
The invention discloses a junked tire vibration damping and isolating building foundation and a construction method thereof. The junked tire vibration damping and isolating building foundation is composed of junked tires, a junked tire composite pile foundation, a junked tire composite strip foundation, a junked tire composite raft foundation and a floor. After recycled and processed simply, the junked tires are arranged in a crisscross mode in sequence according to the sequence of the composite pile foundation below building pillars, the composite strip foundation below walls and the composite raft foundation below the floor, and the inner portions of the tires of all layers and the clearances are filled with earth and the earth is tamped. When shaking occurs, earthquake waves are reflected in the inner portions of the tires and among the tires, and energy is scattered and consumed. The elastic deformation of the tires and the friction slippage function among the internal stuffing consume most energy of the earthquake waves. Additional confining pressure generated by lateral restraint of tires under vertical pressure enables the intensity of the foundation to be improved obviously. According to the construction method, the junked tires are utilized, waste resources are recycled, black pollution is relieved, the vibration damping and isolating effects are good, the construction procedures are simple, and the application range is wide, and the construction method has remarkable economic, social and environmental protection effects.
Owner:HOHAI UNIV

Thermal cracking treatment device for waste tires

The invention relates to a waste tire recycling and reusing device, in particular to a thermal cracking treatment device for waste tires. A support shaft, a hollow shaft and a rotation kiln cylinder of a cracking furnace are coaxial, wherein an inlet is formed in the front end of the rotation kiln cylinder; an outlet is formed in the tail end of the rotation kiln cylinder; a thermal cracking solid collector is communicated with the outlet in the tail end of the rotation kiln cylinder; a discharging opening is formed in the thermal cracking solid collector; a through hole is formed in the hollow shaft and is communicated with an inner cavity of the rotation kiln cylinder; one end of the hollow shaft extends to the exterior of the rotation kiln cylinder; an inner heating system comprises an inner heating tube; an outer heating system comprises an outer cylinder; a high-temperature smoke inlet and a waste heat smoke outlet are formed in each heating area of the outer cylinder. Waste tires are cut into blocks, are subsequently fed into the rotation kiln cylinder of the cracking furnace and are moved to the outlet; the inner heating system and the outer heating system are used for simultaneously heating the rotation kiln cylinder; the high-temperature smoke generated by the combustible waste gases through the thermal cracking reaction enter the outer heating system and the inner heating system respectively.
Owner:WUXI RL PRECISION MACHINERY +1
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