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Indoor mixer for asphalt mixture

A technology of asphalt mixture and mixer, which is applied to cleaning methods and appliances, chemical instruments and methods, roads, etc., and can solve problems such as uneven mixing, asphalt air smoke pollution, and inability to mix asphalt mixture in place, so as to improve mixing Uniformity, improved smoke, reduced bitumen loss and weighing effects

Active Publication Date: 2021-04-13
TONGJI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Aiming at the problems existing in the above-mentioned prior art, the present invention provides an indoor asphalt mixture mixer, which can fundamentally solve the problems of uneven mixing and asphalt air smoke pollution caused by incomplete mixing of the asphalt mixture at the bottom of the mixing pot

Method used

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  • Indoor mixer for asphalt mixture
  • Indoor mixer for asphalt mixture
  • Indoor mixer for asphalt mixture

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0053]An indoor mixer for asphalt mixture, comprising a frame 1, a raw material adding device 2, a mixture stirring device 3, an asphalt fume absorbing device 4 and a comprehensive control panel 5; the frame 1 provides a working platform for the auxiliary parts of the mixer , the frame 1 is sequentially provided with the raw material adding device 2 and the mixed material stirring device 3 from top to bottom, the raw material adding device 2 can store and add raw materials, and is installed on the top of the frame 1; The asphalt fume absorbing device 4 is embedded inside the discharge port of the mixture stirring device 3, and the integrated control panel 5 is electrically connected to the raw material adding device 2 and the mixture stirring device 3 respectively. Comprehensive control is carried out; the mixing tank 3-1 in the mixing material stirring device 3 is arranged horizontally, and the horizontal direction is composed of a combination of round table+cylinder+round tab...

experiment example 2

[0076] An indoor mixer device for asphalt mixture is the same as in Embodiment 1, only two adjacent rows of stirring paddles are replaced correspondingly to form an included angle of 30° on the vertical projection plane.

experiment example 3

[0078] An indoor mixer device for asphalt mixture is the same as in Embodiment 1, only two adjacent rows of stirring paddles are replaced correspondingly to form an included angle of 40° on the vertical projection plane.

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Abstract

The invention discloses an indoor mixing machine for asphalt mixture, which comprises: a frame, a raw material adding device, a mixing material stirring device, an asphalt smoke collecting device and a comprehensive control panel. The frame provides a working platform for the auxiliary parts of the mixer; the raw material adding device can store and add raw materials; material; the asphalt fume absorption device can absorb and process harmful gases such as asphalt fume generated during the production process of the mixture. The integrated control panel is electrically connected with the raw material adding device and the mixed material stirring device, and comprehensively controls them, realizing the whole process control from raw material adding, mixed material mixing to finished material pouring. The asphalt mixture indoor mixer can effectively improve the mixing quality of the mixture and significantly reduce the emission of asphalt fume during the production process of the mixture.

Description

technical field [0001] The invention belongs to the technical field of material stirring and mixing, and in particular relates to an indoor mixing device for asphalt mixture. Background technique [0002] With the increasing number of asphalt concrete pavements on domestic highways, asphalt mixture indoor mixers have been widely used in the field of construction and maintenance of asphalt concrete pavements. Among them, there are two outstanding problems in the common asphalt mixing indoor mixer. First, there is a structural defect in the vertical mixing pot used, that is, there is a certain vertical distance between the stirring paddle and the mixing pot. During the process, the stirring paddle does not stir the mixture at the bottom of the mixing pot in place, so that the mixture at the bottom of the mixing pot is unevenly stirred. This phenomenon is especially obvious when the fine aggregate is mostly at the bottom of the pot. Second, in the design of the indoor asphalt ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E01C19/10B08B15/04
CPCB08B15/04E01C19/1027E01C19/1045E01C19/1063E01C19/1072
Inventor 刘黎萍刘宁孙立军
Owner TONGJI UNIV
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