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CN-121972042-A - Gas-liquid mixing device and method based on dynamic dissolution

CN121972042ACN 121972042 ACN121972042 ACN 121972042ACN-121972042-A

Abstract

The invention relates to the technical field of gas-liquid mixing equipment, and discloses a gas-liquid mixing device and a method based on dynamic dissolution, wherein the gas-liquid mixing device based on dynamic dissolution comprises a liquid path unit, a liquid path groove and a turbulent flow structure arranged in the liquid path groove; the liquid channel comprises a liquid channel unit, a gas-liquid isolating film, a filtering structure and a gas-liquid isolating film, wherein the gas channel unit is arranged on the side of the opening end face of the liquid channel and is provided with a ventilation surface corresponding to the end face of the liquid channel, the gas-liquid isolating film is paved between the liquid channel unit and the gas channel unit and is used for sealing and covering the side of the opening end face of the liquid channel, and the filtering structure is paved between the gas channel unit and the gas-liquid isolating film. According to the gas-liquid mixing device based on dynamic dissolution, the liquid flow path is prolonged through the liquid path groove, the gas-liquid separation film is matched to increase the gas-liquid contact area and time, and the turbulence structure is arranged to enable the liquid to form vortex, so that the liquid is contacted with the gas-liquid separation film layer by layer in the flowing process, bubbles on the gas-liquid separation film are dynamically dissolved layer by layer, and further the gas-liquid mixing efficiency is improved.

Inventors

  • ZHOU DEQIN
  • HUANG FEI

Assignees

  • 北京红麓科技有限公司

Dates

Publication Date
20260505
Application Date
20260130

Claims (9)

  1. 1. A gas-liquid mixing device based on dynamic dissolution, characterized by comprising: the liquid path unit (5) comprises a liquid path groove, wherein a turbulence structure is arranged in the liquid path groove and is used for enabling liquid in the liquid path groove to flow in a vortex shape; The air path unit (1) is arranged on the side of the opening end face of the liquid path groove and is provided with an air ventilation surface corresponding to the opening end face of the liquid path groove; the gas-liquid separation film (4) is laid between the liquid path unit (5) and the gas path unit (1), and the gas-liquid separation film (4) is used for sealing and covering the opening end face side of the liquid path groove; The filter structure (2) is paved between the gas path unit (1) and the gas-liquid separation membrane (4), and gas in the gas path unit (1) is suitable for sequentially passing through the ventilation surface, the filter structure (2), the gas-liquid separation membrane (4) and the opening end face to enter the liquid path groove.
  2. 2. The gas-liquid mixing device based on dynamic dissolution according to claim 1, wherein the filtering structure (2) comprises a micro-nano filter sheet, and a plurality of sieve holes are formed on the micro-nano filter sheet.
  3. 3. The gas-liquid mixing device based on dynamic dissolution according to claim 1, wherein a circle of sealing unit (3) is arranged between the gas path unit (1) and the gas-liquid isolating membrane (4), and the filtering structure (2) is arranged inside the sealing unit (3) and is abutted to the inner side surface of the sealing unit (3).
  4. 4. A gas-liquid mixing device based on dynamic dissolution according to claim 3, wherein the liquid path unit (5) is made of a metal material having rigidity, and the gas path unit (1) is made of a nonmetal material having elasticity.
  5. 5. The gas-liquid mixing device based on dynamic dissolution according to claim 1, wherein a pressure relief valve is arranged on the gas path unit (1), and the pressure relief valve is used for relieving pressure when the gas pressure in the gas path unit (1) exceeds a preset value.
  6. 6. The dynamic dissolution-based gas-liquid mixing apparatus as claimed in claim 5, further comprising a gas pressure detector for detecting a gas pressure of the gas path unit (1) and a liquid pressure detector for detecting a liquid pressure of the liquid path unit (5).
  7. 7. The dynamic dissolution-based gas-liquid mixing apparatus as claimed in claim 1, further comprising a heating unit (6) for heating the liquid in the liquid path tank.
  8. 8. The gas-liquid mixing device based on dynamic dissolution according to claim 7, wherein a temperature sensor is further arranged in the liquid path tank, the temperature sensor is used for detecting the temperature of the liquid in the liquid path tank, and the temperature sensor is electrically connected with the heating unit (6) through a temperature controller.
  9. 9. A gas-liquid mixing method based on dynamic dissolution, which adopts the gas-liquid mixing device based on dynamic dissolution according to any one of claims 1 to 8, is characterized by comprising the steps of introducing liquid into a liquid path groove and keeping the liquid at a preset liquid pressure, introducing required gas into a gas path unit (1) and keeping the gas at the preset gas pressure, filtering the gas through a filtering structure (2), wherein a pressure release valve is arranged on the gas path unit (1), regulating the gas pressure in the gas path unit (1) through the pressure release valve, attaching a plurality of bubbles on the side surface of the gas-liquid separation film (4) close to the liquid path groove after penetrating into the gas-liquid separation film (4), and enabling the bubbles to dynamically dissolve into the liquid layer by arranging a turbulence structure in the liquid path groove.

Description

Gas-liquid mixing device and method based on dynamic dissolution Technical Field The invention relates to the technical field of gas-liquid mixing equipment, in particular to a gas-liquid mixing device and method based on dynamic dissolution. Background The gas-liquid mixing refers to injecting a special gas into a liquid to fully mix the gas with the liquid for reaction, and the reaction mode is applied to many chemical fields, and the main purpose is to fully react the gas with the corresponding liquid to obtain the required derivative. The existing gas-liquid mixing technology mainly comprises a point jet flow mixing method, an internal mixing atomizing nozzle device, a gas-liquid mixing pump and the like, wherein the gas is directly mixed with the liquid through a nozzle, a jet or external force mixing pump and the like, and a reaction tank, a reaction kettle and the like are commonly used. However, these gas-liquid mixing modes are simple and rough, the number of exhaust points in the liquid is limited, the contact area between the gas and the liquid is relatively small, so that the mixing reaction effect between the gas and the liquid is poor, and the mixing efficiency is low. Disclosure of Invention In view of the above, the invention provides a gas-liquid mixing device and method based on dynamic dissolution, so as to solve the problems of poor mixing reaction effect and low mixing efficiency between gas and liquid. The invention provides a gas-liquid mixing device based on dynamic dissolution, which comprises: The liquid path unit comprises a liquid path groove, wherein a turbulence structure is arranged in the liquid path groove and is used for enabling liquid in the liquid path groove to flow in a vortex shape; the air path unit is arranged on the side of the opening end face of the liquid path groove and is provided with an air ventilation surface corresponding to the opening end face of the liquid path groove; the gas-liquid isolating film is paved between the liquid path unit and the gas path unit and is used for sealing and covering the opening end face side of the liquid path groove; the filtering structure is paved between the gas path unit and the gas-liquid isolating membrane, and the gas in the gas path unit is suitable for entering the liquid path groove through the ventilation surface, the filtering structure, the gas-liquid isolating membrane and the opening end surface in sequence. In an alternative embodiment, the filter structure comprises a micro-nano filter sheet, and the micro-nano filter sheet is provided with a plurality of sieve holes. In an alternative embodiment, a circle of sealing unit is arranged between the gas path unit and the gas-liquid separation membrane, and the filtering structure is arranged inside the sealing unit and is abutted with the inner side surface of the sealing unit. In an alternative embodiment, the liquid circuit unit is made of a rigid metal material, and the gas circuit unit is made of a non-metal material with elasticity. In an alternative embodiment, a pressure relief valve is provided on the gas path unit, and the pressure relief valve is used for relieving pressure when the gas pressure in the gas path unit exceeds a preset value. In an alternative embodiment, the gas-liquid mixing device based on dynamic dissolution further comprises a gas pressure detector for detecting the gas pressure of the gas circuit unit and a liquid pressure detector for detecting the liquid pressure of the liquid circuit unit. In an alternative embodiment, the gas-liquid mixing device based on dynamic dissolution further comprises a heating unit for heating the liquid in the liquid channel tank. In an alternative embodiment, a temperature sensor is further disposed in the liquid path tank, the temperature sensor is used for detecting the temperature of the liquid in the liquid path tank, and the temperature sensor is electrically connected with the heating unit through a temperature controller. The invention also provides a gas-liquid mixing method based on dynamic dissolution, which comprises the steps of introducing liquid into a liquid path groove and keeping the liquid at a preset liquid pressure, introducing required gas into a gas path unit and keeping the gas at the preset gas pressure, filtering the gas through a filtering structure, arranging a pressure release valve on the gas path unit, regulating the gas pressure in the gas path unit through the pressure release valve, attaching a plurality of bubbles on the side surface of the gas-liquid separation film, which is close to the liquid path groove, after the gas permeates into the gas-liquid separation film, and arranging a turbulence structure in the liquid path groove to enable the liquid to flow in a vortex shape, so that the bubbles are dynamically dissolved into the liquid layer by layer. The technical scheme of the invention has the following advantages: 1. According to the gas-liquid mixing device ba