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Method and equipment for mixing modified asphalt through pump circulation

A technology of modified asphalt and pump circulation, which is used in the processing of tar asphalt/petroleum asphalt/natural asphalt, and the petroleum industry, and can solve problems such as asphalt production capacity constraints

Inactive Publication Date: 2009-05-13
安徽路安特沥青高新技术有限公司
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  • Abstract
  • Description
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  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, limited by the mechanical strength of the stirring shaft and the power provided by the power unit, the production capacity of finished asphalt is restricted

Method used

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  • Method and equipment for mixing modified asphalt through pump circulation
  • Method and equipment for mixing modified asphalt through pump circulation

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Embodiment Construction

[0014] Such as figure 1 , figure 2 As shown, the modified asphalt pump circulating mixing equipment includes a tank body 3, a stirring shaft 1, a stirring blade 2, and a pump circulation device. The outflow pipe 8, the high pressure pipe 5, the high pressure spout 4, the high pressure pump 7 are located beside the tank body 3, the high pressure pump 7 communicates with the asphalt inflow pipe 6 and the asphalt outflow pipe 8, and the asphalt inflow pipe 6 communicates with the cavity of the tank body 3, Bitumen outflow pipe 8 communicates with high pressure pipe 5 . The high-pressure pipe 5 is arranged circularly close to the wall of the tank body, and a plurality of high-pressure nozzles 4 are distributed on the high-pressure pipe 5 at intervals, and the direction of the high-pressure nozzle 4 is along the approximate tangent direction of the circular high-pressure pipe. The high-pressure pump 7 is driven by a motor, and the asphalt in the tank body 3 is continuously eject...

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Abstract

This invention discloses an improved asphalt circulation pump mixing equipment, which comprises a tank, a stir axis and stir blades connected with the stir axis. The stir axis and the stir blades are in the tank. A high-pressure pump through connected with asphalt inflow pipe and asphalt outflow pipe is set beside the tank. The asphalt inflow pipe is through connected with the hollow chamber of the tank. The asphalt outflow pipe is connected with the circular high-pressure pipe in the hollow chamber of the tank. Multiple high-pressure spray nozzles that can form rotary flows are through connected with the high-pressure pipe with a certain interval. The said circulation pump apparatus is set at the low part of the tank. By combination of stirrer and circulation pump apparatus for stirring, the circulation pump apparatus can continuous extract asphalt mixture from the asphalt container. The asphalt mixture, after passing through the high-pressure pump, can be sprayed at a high speed approximately along the tangent direction by the spray nozzles, thus forming rotary flows. The equipment in this invention can improve the production capacity, save energy, prolong the equipment service life, reduce the cost, and guarantee the product quality.

Description

technical field [0001] The invention relates to a method and equipment for circulating and mixing modified asphalt pumps. Background technique [0002] The storage of modified asphalt and the mixing of various additives in the prior art use mechanical stirring, and the rotation of the stirring blade connected to the stirring shaft in the container makes the asphalt and additives continuously tumbling to achieve the mixing of various components. uniform effect. The utility model patent with the Chinese patent application authorization announcement number CN2161619Y discloses a stirring modified asphalt processing device, which is composed of a circular container, a power device, a speed change device, a stirring shaft, an impeller, and an asphalt pump, wherein the power device and The speed change device is installed outside the container, and one end of the shaft is equipped with an impeller placed in the container, and the container is provided with an inlet and equipped w...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C10C3/00
Inventor 张炳秋张宗钦李国涛张兰
Owner 安徽路安特沥青高新技术有限公司
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