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Magnetorheological fluid recycling treatment device and treatment method based on high-pressure filtering separation effect

A magnetorheological fluid, filtration and separation technology, applied in filtration treatment, water/sewage treatment, chemical instruments and methods, etc., can solve problems such as energy waste, environmental pollution, lack of efficient recovery and treatment devices, etc., to reduce equipment volume, The effect of high processing efficiency and simplified structure

Inactive Publication Date: 2016-10-12
MAANSHAN FULAIYI ENVIRONMENT PROTECTION TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] Aiming at the lack of relevant high-efficiency recovery and treatment devices for magnetorheological waste liquid at present, which causes environmental pollution and energy waste after being discarded, the present invention provides a magnetorheological fluid recovery and treatment device based on high-pressure filtration and separation and the treatment method, the device and treatment method of the present invention can separate the main dispersed particles of the magnetorheological fluid from the carrier liquid, mainly for the magnetorheological fluid that has no binding effect between the main dispersed particles and the carrier liquid. The two are separated to provide the possibility for subsequent recycling

Method used

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  • Magnetorheological fluid recycling treatment device and treatment method based on high-pressure filtering separation effect

Examples

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Effect test

Embodiment 1

[0037] Such asfigure 1 As shown, a magneto-rheological fluid recovery and treatment device based on high-pressure filtration and separation includes an outer barrel body 1 and a pressurized filter device 4, and bases 2 are provided at both ends of the bottom of the outer barrel body 1; pressurized filter device 4 Set in the outer barrel body 1, the specific structure of the pressurized filter device 4 is a hollow container with an opening at the upper end, and a detachable sealing cover 5 is provided at the opening, and a sealing rubber ring is arranged on the sealing cover 5 to ensure that the sealing cover 5 is compatible with the The tightness between the pressure filter devices 4, the cavity inside the pressure filter device 4 is the pressure chamber 402, the bottom of the pressure chamber 402 is provided with a filter screen 6, and the top of the filter screen 6 is provided with an adsorption tube 7 for adsorption A coil is arranged in the tube 7, and after the coil is ene...

Embodiment 2

[0055] Such as figure 1 As shown, a magneto-rheological fluid recovery and treatment device based on high-pressure filtration and separation includes an outer barrel body 1 and a pressurized filter device 4, and bases 2 are provided at both ends of the bottom of the outer barrel body 1; pressurized filter device 4 Arranged in the outer barrel body 1, the specific structure of the pressurized filter device 4 is a hollow container with an open upper end, and a detachable sealing cover 5 is provided at the opening, and the inner cavity is a pressure chamber 402. The bottom is provided with a filter screen 6, and the top of the filter screen 6 is provided with an adsorption tube 7, and a coil is arranged in the adsorption tube 7. After the coil is energized, a magnetic field will be generated around the adsorption tube 7. The bottom wall of the pressurized filter device 4 is provided with several A filter hole 401, the diameter of hole is about 7mm, is used for the outflow of liqu...

Embodiment 3

[0073] Such as figure 1 As shown, a magnetorheological fluid recovery and treatment device based on high-pressure filtration and separation, its structure is the same as that of Embodiment 1. The method for recovering and processing the magnetorheological fluid by using the device is as follows:

[0074] a. Preliminary treatment of the magnetorheological fluid, so that the main dispersed particles of the magnetorheological fluid are disconnected from the carrier liquid;

[0075] b. Add the magnetorheological fluid treated in step a into the pressure chamber 402, and energize the coil in the adsorption tube 7 to generate a stable magnetic field with a magnetic field strength of 3.0T;

[0076] c. Close the lower vent pipe 9, use the upper vent pipe 8 to pass inert gas into the pressure chamber 402, pressurize the magnetorheological fluid therein, and keep it for 30 minutes, the pressure meets Among them, P is the pressure value, the unit is MPa; λ is a constant coefficient, t...

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Abstract

The invention discloses a magnetorheological fluid recycling treatment device and a treatment method based on high-pressure filtering separation effect, belonging to the field of magnetic waste fluid recycling treatment. The device comprises an outer barrel body and a pressure filter device, wherein the pressure filter device is arranged in the outer barrel body and comprises a pressure bearing cavity; a filter screen is arranged at the bottom of the pressure bearing cavity; an adsorption pipe is arranged above the filter screen; multiple filter holes are formed in the bottom wall of the pressure filter device; and a recycling stop valve is arranged on the side wall of the outer barrel body. In the invention, the adsorption pipe is electrified and then generates a magnetic field so that magnetic materials disconnected with carrier fluid are adsorbed on the adsorption pipe; through a form of inert gas (for example, nitrogen and the like) pressurization, the mixed solution is forcibly extruded; and since the magnetic materials are adsorbed by the adsorption pipe and the particle diameter of the carrier fluid is less than that of the magnetic materials, the carrier fluid quickly passes the filter screen while the magnetic materials stay on the adsorption pipe and the filter screen to realize separation of the magnetic materials and the carrier fluid.

Description

technical field [0001] The invention belongs to the field of recovery and treatment of magnetic waste liquid, and more specifically relates to a magnetorheological fluid recovery and treatment device and treatment method based on high-pressure filtration and separation. Background technique [0002] Magneto-rheological polishing is a technology that uses the rheology of magnetorheological polishing fluid in a magnetic field to locally modify and polish the workpiece. Magnetorheological fluid is composed of carrier liquid (such as water, silicone oil, etc.), discrete polarizable micron-sized magnetic sensitive particles, surfactants, polishing particles and additives with other functions. The magnetorheological fluid is circulated by the polishing disc into the polishing area with a small distance formed between the workpiece and the polishing disc. In this area, the magnetorheological fluid undergoes a rheological effect under the action of a high-gradient magnetic field to ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C02F9/12
CPCC02F9/00C02F1/001C02F1/484C02F1/72
Inventor 邢战伟刘鹏
Owner MAANSHAN FULAIYI ENVIRONMENT PROTECTION TECH CO LTD