Waste gas treatment device

Abstract

The utility model discloses a waste gas treatment device which comprises a treatment box, a gas inlet pipe and a gas outlet pipe, the gas inlet pipe is arranged on the side wall of the lower end of the treatment box, waste gas is introduced into the treatment box through the gas inlet pipe to be washed, the gas outlet pipe is arranged at the upper end of the treatment box, and the washed waste gas is discharged through the gas outlet pipe; a baffle is arranged between the inner side walls of the lower end of the treatment box and used for dividing an inner cavity of the treatment box into a first inner cavity and a second inner cavity, the gas outlet end of the gas inlet pipe extends into the first inner cavity, a plurality of sets of through holes are formed in the baffle, and waste gas enters the second inner cavity through the through holes. Waste gas is divided into small bubbles through the through holes in the baffles, the contact area of the waste gas and water is increased, accordingly, the mass transfer efficiency in the washing process is improved, mixing of the waste gas and the water is accelerated through the stirring mechanism, and time and energy consumption needed by washing are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device. Background Art

[0002] In the process of industrial production, the emission of waste gas is a problem that must be faced. These waste gases usually contain a variety of harmful substances. If they are directly discharged into the atmosphere without treatment, they will cause serious pollution to the environment. Traditional waste gas treatment methods include physical adsorption, chemical washing and biological methods, but these methods often have problems such as low treatment efficiency, high energy consumption, complex equipment or high operating costs.

[0003] In recent years, with the improvement of environmental protection requirements and the advancement of technology, people have begun to seek more efficient and economical waste gas treatment technologies. The water washing method is widely used in industrial waste gas treatment due to its simplicity and low cost. However, when using the traditional water washing method to treat industrial waste gas, especially when the amount of waste gas is large or contains high concentrations of pollutants, there is a problem: the area and time for the pollutants in the waste gas to contact with water may be insufficient, resulting in the pollutants not being fully dissolved in the water. Utility Model Content

[0004] The purpose of the utility model is to solve the above technical problems, thereby providing an exhaust gas treatment device;

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The utility model provides an exhaust gas treatment device.

[0007] It includes a treatment box, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe is arranged on the lower side wall of the treatment box, and the waste gas is introduced into the treatment box through the air inlet pipe for water washing treatment, and the air outlet pipe is arranged at the upper end of the treatment box, and the waste gas after water washing is discharged through the air outlet pipe;

[0008] A baffle is arranged between the inner side walls at the lower end of the processing box, and the baffle is used to divide the inner cavity of the processing box into a first inner cavity and a second inner cavity. The outlet end of the air inlet pipe extends into the first inner cavity. A plurality of through holes are opened on the baffle, and the exhaust gas enters the second inner cavity through the plurality of through holes.

[0009] Optionally, a stirring mechanism is provided on the treatment box, and the stirring mechanism is used to accelerate the water washing efficiency of the exhaust gas. The stirring mechanism includes a stirring motor, a stirring shaft, and stirring blades. The stirring motor is arranged above the treatment box, and the output shaft of the stirring motor passes through the upper side wall of the treatment box and extends into the second inner cavity. The output shaft of the stirring motor located in the second inner cavity is connected to the stirring shaft, and the stirring blades are arranged on the stirring shaft.

[0010] Optionally, the stirring blades are arranged in a plurality of groups, and the plurality of groups of stirring blades are evenly spaced up and down on the stirring shaft.

[0011] Optionally, a plurality of groups of through holes are evenly spaced apart, and a cross section of the through holes is configured as a circular structure, or a cross section of the through holes is configured as a rectangular structure.

[0012] Optionally, a drain port is provided on the side wall of the first inner cavity for discharging waste water generated during the washing process, and the drain port includes a controllable opening and closing valve to adjust the drainage speed and time according to processing needs.

[0013] Beneficial effects of the utility model

[0014] The present application divides the exhaust gas into small bubbles through the through holes on the baffle, thereby increasing the contact area between the exhaust gas and water, thereby improving the mass transfer efficiency during the water washing process. The use of the stirring mechanism accelerates the mixing of the exhaust gas and water, reducing the time and energy consumption required for water washing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the structure of the utility model.

[0016] Figure 2 It is the front view of the structure of the utility model.

[0017] Figure 3 This is a cross-sectional view of the processing box structure of the utility model.

[0018] Figure 4 This is a top view of the baffle structure of the utility model.

[0019] Explanation of the reference numerals: 1-processing box, 2-inlet pipe, 3-outlet pipe, 4-baffle, 5-first inner cavity, 6-second inner cavity, 7-through hole, 8-stirring motor, 9-stirring shaft, 10-stirring blade, 11-drain outlet. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example

[0022] like Figure 1-Figure 4 As shown, the utility model provides an exhaust gas treatment device.

[0023] It includes a treatment box 1, an air inlet pipe 2, and an air outlet pipe 3. The air inlet pipe 2 is arranged on the lower end side wall of the treatment box 1. The waste gas passes through the air inlet pipe 2 into the treatment box 1 for water washing treatment. The air outlet pipe 3 is arranged at the upper end of the treatment box 1. The waste gas after water washing is discharged through the air outlet pipe 3.

[0024] A baffle 4 is arranged between the inner side walls of the lower end of the treatment box 1, and the baffle 4 is used to divide the inner cavity of the treatment box 1 into a first inner cavity 5 and a second inner cavity 6. The outlet end of the air inlet pipe 2 extends into the first inner cavity 5. A plurality of through holes 7 are opened on the baffle 4, and the exhaust gas enters the second inner cavity 6 through the plurality of through holes 7.

[0025] The treatment box 1 is provided with a stirring mechanism, which is used to speed up the water washing efficiency of the exhaust gas. The stirring mechanism includes a stirring motor 8, a stirring shaft 9, and a stirring blade 10. The stirring motor 8 is arranged above the treatment box 1. The output shaft of the stirring motor 8 passes through the upper end side wall of the treatment box 1 and extends into the second inner cavity 6. The output shaft of the stirring motor 8 located in the second inner cavity 6 is connected to the stirring shaft 9. The stirring blade 10 is arranged on the stirring shaft 9. The stirring blade 10 is arranged in a plurality of groups, and the plurality of groups of stirring blades 10 are evenly spaced up and down on the stirring shaft 9.

[0026] A plurality of groups of through holes 7 are evenly spaced apart, and the cross-section of the through holes 7 is a circular structure, or the cross-section of the through holes 7 is a rectangular structure.

[0027] The side wall of the first inner cavity 5 is provided with a drain port 11 for draining waste water generated during the washing process. The drain port 11 includes a valve that can be controlled to open and close so as to adjust the drainage speed and time according to processing needs.

[0028] The purpose of the through holes 7 on the baffle 4 to divide the exhaust gas into small bubbles is to increase the contact area between the exhaust gas and water, which has the following effects:

[0029] Improve mass transfer efficiency: Small bubbles provide a larger gas-liquid contact area, making it easier for pollutants in the exhaust gas to dissolve into water, thereby improving mass transfer efficiency.

[0030] Accelerated reaction speed: The increased contact area speeds up the reaction rate, helping to remove harmful components in the exhaust gas more quickly.

[0031] Improve the washing effect: By refining the bubbles, the mixing action during the washing process is more uniform, which improves the overall washing effect.

[0032] Save energy consumption: Due to the improvement of mass transfer efficiency, the expected treatment effect can be achieved in a shorter time, thus saving energy consumption.

[0033] In general, dividing the exhaust gas into small bubbles through the through holes 7 on the baffle 4 can not only improve the efficiency and effect of exhaust gas treatment, but also reduce the operating cost.

[0034] The utility model comprises the following steps during use:

[0035] Exhaust gas entry: Exhaust gas enters the processing box 1 through the intake pipe 2.

[0036] Preliminary water washing: The exhaust gas makes preliminary contact with water in the first inner chamber 5, and the water washing process begins.

[0037] Division by through hole 7: The exhaust gas enters the second inner cavity 6 through the through hole 7 on the baffle 4. The design of the through hole 7 divides the exhaust gas into small bubbles, thereby increasing the contact area with water.

[0038] Stirring and mixing: The stirring mechanism starts working, and the stirring motor 8 drives the stirring shaft 9 and the stirring blade 10 to rotate, accelerating the mixing of the exhaust gas and water and improving the water washing efficiency.

[0039] Secondary water washing: In the second inner chamber 6, the exhaust gas is fully mixed with water to further remove pollutants.

[0040] Waste gas discharge: The waste gas after water washing is discharged from the treatment box 1 through the outlet pipe 3.

[0041] Wastewater discharge: Wastewater generated during the washing process is discharged through the side wall drain port 11 of the first inner cavity 5. The drain port 11 includes a controllable opening and closing valve so as to adjust the drainage speed and time according to the processing needs.

[0042] The present application divides the exhaust gas into small bubbles through the through holes 7 on the baffle 4, thereby increasing the contact area between the exhaust gas and water, thereby improving the mass transfer efficiency during the water washing process. The use of the stirring mechanism accelerates the mixing of the exhaust gas and water, reducing the time and energy consumption required for water washing.

[0043] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An exhaust gas treatment device, characterized in that: It includes a treatment box, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe is arranged on the lower side wall of the treatment box, and the waste gas is introduced into the treatment box through the air inlet pipe for water washing treatment, and the air outlet pipe is arranged at the upper end of the treatment box, and the waste gas after water washing is discharged through the air outlet pipe; A baffle is arranged between the inner side walls at the lower end of the processing box, and the baffle is used to divide the inner cavity of the processing box into a first inner cavity and a second inner cavity. The outlet end of the air inlet pipe extends into the first inner cavity. A plurality of through holes are opened on the baffle, and the exhaust gas enters the second inner cavity through the plurality of through holes.

2. The exhaust gas treatment device according to claim 1, characterized in that: A stirring mechanism is provided on the treatment box, and the stirring mechanism is used to accelerate the water washing efficiency of the exhaust gas. The stirring mechanism includes a stirring motor, a stirring shaft, and a stirring blade. The stirring motor is arranged above the treatment box, and the output shaft of the stirring motor passes through the upper end side wall of the treatment box and extends into the second inner cavity. The output shaft of the stirring motor located in the second inner cavity is connected to the stirring shaft, and the stirring blade is arranged on the stirring shaft.

3. The exhaust gas treatment device according to claim 2, characterized in that: The stirring blades are arranged in a plurality of groups, and the plurality of groups of stirring blades are evenly spaced up and down on the stirring shaft.

4. The exhaust gas treatment device according to claim 1, characterized in that: The plurality of groups of through holes are evenly spaced apart, and the cross-section of the through holes is arranged to be a circular structure, or the cross-section of the through holes is arranged to be a rectangular structure.

5. The exhaust gas treatment device according to claim 1, characterized in that: The side wall of the first inner cavity is provided with a drain port for discharging waste water generated during the washing process. The drain port includes a valve that can be controlled to open and close so as to adjust the drainage speed and time according to processing needs.

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