Environment-friendly indirect type roller heating device with heat preservation
The invention relates to an environment-friendly indirect type roller heating device with heat preservation. The environment-friendly indirect type roller heating device with heat preservation comprises a heat preservation cover (2) and a roller (1) arranged in the heat preservation cover (2), where...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to an environment-friendly indirect type roller heating device with heat preservation. The environment-friendly indirect type roller heating device with heat preservation comprises a heat preservation cover (2) and a roller (1) arranged in the heat preservation cover (2), wherein supporting wheels (9) which support and rotate the rotation of the roller (1) are arranged on theouter wall of the roller (1); a wire heater (5) is arranged on the outer wall of the roller (1), and the wire heater (5) is distributed on the roller (1) in a multi-point mode; and material guide blades (10) for stirring materials are arranged in the roller (1). A double-layer cylinder structure is adopted in the heating roller, an outer cylinder (provided with a barrel cover) is used for heat preservation, and an inner cylinder is used for heating. An external type is adopted in heating, heating units are arranged in a multi-point mode, a cylinder body is uniformly heated, and an asphalt mixture is heated through co |
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