Asphalt pavement old material recovery device and method: Fid-Bau Portal

Asphalt pavement old material recovery device and method

NIE JINGCHAI / ZHAO YISHUANG / ZHAO LIANG

The invention provides an asphalt pavement old material recycling device and method, and belongs to the technical field of crushing machining, and the asphalt pavement old material recycling device comprises a first-stage crushing assembly, a second-stage crushing assembly and a separation assembly; the separation assembly is arranged between the first-stage crushing assembly and the second-stage crushing assembly; the separation assembly comprises a liquid storage tank, a first discharging mechanism and a second discharging mechanism; liquid used for enabling asphalt in the mixture to float and stone in the mixture to sink to the bottom is arranged in the liquid storage tank, a heating component is arranged on the liquid storage tank, and the first discharging mechanism is arranged on the liquid storage tank and used for discharging the stone in the liquid storage tank; the second discharging mechanism is arranged on the liquid storage tank and used for discharging asphalt in the liquid storage tank to the second-stage crushing assembly. And a cooling component is arranged between the second discharging mechanism and the second-stage crushing assembly. According to the asphalt pavement old material recovery device and the asphalt pavement old material recovery method provided by the invention, the separation efficiency of asphalt is improved, and impurities in the separated asphalt are greatly reduced.

本申请提供了一种沥青路面旧料回收装置及方法，属于破碎加工技术领域，其中的沥青路面旧料回收装置包括一级破碎组件、二级破碎组件和分离组件；分离组件设置在一级破碎组件和二级破碎组件之间；分离组件包括储液箱、第一排料机构和第二排料机构；储液箱内部具有用于使混合物中的沥青浮起、混合物中的石料沉底的液体，且储液箱上设有加热构件，第一排料机构设置在储液箱上，用于排出储液箱内部的石料；第二排料机构设置在储液箱上，用于排出储液箱内部的沥青至二级破碎组件；第二排料机构与二级破碎组件之间设有冷却构件。本发明提供的沥青路面旧料回收装置及沥青路面旧料回收方法，提高了沥青的分离效率，且大幅减少了分离出的沥青中的杂质。

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