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A passive multi-fluid mixer

A multi-fluid, mixer technology, applied in fluid mixers, mixers, mixers with rotary stirring devices, etc., can solve the problems of large flow resistance loss, inconvenient maintenance, long mixing channels, etc., and achieve low cost. , Simple structure, easy processing effect

Active Publication Date: 2021-07-09
NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Generally speaking, the active mixer has a complex structure, and generally uses additional power such as a motor to drive the rotor to stir the mixed fluid to increase disturbance and achieve the purpose of uniform mixing
This type of mixer is subject to many restrictions when used, for example, the mixer must be powered on when it is used; the mixer must be placed upright when used; it cannot be heated or cooled while mixing; the mixer is limited by its own size when used
[0005] Passive mixers. At present, a variety of passive mixers such as layered, T-type, and C-type have been developed. Most of these mixers rely on the complexity of the mixing channel to increase the disturbance of the mixed fluid to achieve the purpose of mixing. This method mixes the channel Long and low mixing efficiency, large flow resistance loss, relatively complex structure, and inconvenient maintenance

Method used

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  • A passive multi-fluid mixer
  • A passive multi-fluid mixer
  • A passive multi-fluid mixer

Examples

Experimental program
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Effect test

Embodiment Construction

[0026] The present invention will be further explained below in conjunction with the accompanying drawings.

[0027] Such as figure 1 The shown passive multi-fluid mixer includes a shell 3 and a circumferential swirl generator. The housing 3 is a hollow cylinder with two ends open. The circumferential swirl generator includes a cylindrical shaft 4 and a deflector 5 . The cylindrical shaft 4 is arranged coaxially with the casing 3, and the deflectors 5 are evenly arranged on the side of the cylindrical shaft. The width of the baffle 5 is the difference between the inner diameter of the casing 4 and the outer diameter of the cylinder shaft. The cylindrical shaft is provided with a through hole along the axial direction.

[0028] The deflector can be selected to have a rectangular or fan-shaped cross section. When the cross-section of the guide vane is rectangular, the axial length K of the guide vane along the cylindrical axis satisfies K∈[7d, 13d], and the thickness of the...

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Abstract

The invention provides a passive multi-fluid mixer, which comprises a shell and a circumferential swirl generator, the shell is a hollow cylinder with two ends open; the circumferential swirl generator includes a cylindrical shaft and a deflector; the cylindrical The shaft and the shell are arranged coaxially, and the baffles are evenly arranged on the side of the cylindrical shaft; the width of the baffles is the difference between the inner diameter of the shell and the outer diameter of the cylindrical shaft; holes; the multi-fluid mixer provided by the present invention has the characteristics of simple structure, small volume, convenient processing and low cost, simple disassembly and maintenance, etc., and is used for mixing two or more fluids under various conditions, and can be It will not be affected by space, environment, etc., greatly improving the mixing efficiency, and the mixer can be heated or cooled while mixing the fluids, and the mixing of various fluids is widely used.

Description

technical field [0001] The invention belongs to the technical field of mixers, in particular to a passive multi-fluid mixer. Background technique [0002] The mixer is a machine that mixes objects of different properties together, so that different materials can be fully mixed. [0003] Mixers currently on the market can be roughly divided into two types: active and passive. [0004] Generally speaking, active mixers have a complex structure, and generally use additional power such as a motor to drive the rotor to stir the mixed fluid to increase disturbance and achieve the purpose of uniform mixing. This type of mixer is subject to many restrictions when used, for example, the mixer must be powered on when used; the mixer must be placed upright when used; it cannot be heated or cooled while mixing; the mixer is limited by its own size when used. [0005] Passive mixers. At present, a variety of passive mixers such as layered, T-type, and C-type have been developed. Most o...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B01F7/00B01F5/00
CPCB01F25/10B01F27/112B01F27/2123
Inventor 项磊钟博杨卫华
Owner NANJING UNIV OF AERONAUTICS & ASTRONAUTICS