Biological hydrogen production purification device

Abstract

The utility model discloses a biological hydrogen production purification device, which relates to the technical field of biological hydrogen production and comprises a purification tank, one side of the upper part of the purification tank is connected with a gas outlet pipe, the other side of the upper part of the purification tank is connected with a gas inlet pipe, the gas inlet pipe is positioned on the upper side of the gas outlet pipe, and a stirring pipe is arranged in the purification tank. The upper end of the stirring pipe is connected with a three-way pipe through a sealing bearing, and the left and right sides of the three-way pipe are connected with conducting pipes. According to the purification tank, the complexity of the device is reduced, the manufacturing cost and the maintenance difficulty are reduced, through the design of single gas inlet and single gas outlet, parts such as pipeline connection and valves are reduced, the layout and the operation process of the device are simplified, the contact area of gas and a solvent can be increased through pressurized gas inlet, the dissolution rate of hydrogen is increased, and the production efficiency is improved. The stirring pipe is driven by pressurized air inlet, so that the consumption of external energy sources can be reduced, the operation cost is reduced, the reaction is promoted, and the purification rate and effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of biological hydrogen production, in particular to a biological hydrogen production purification device. Background Art

[0002] Bio-fermentation hydrogen production is a process that utilizes microbial metabolism to produce hydrogen. This method usually involves the use of anaerobic bacteria or algae and other microorganisms, which can convert organic matter (such as glucose or other carbohydrates) into hydrogen, carbon dioxide and a small amount of other metabolites in an anaerobic environment. Existing bio-hydrogen production purification is mostly done by liquid absorption, dissolving hydrogen in a specific solvent, and then releasing hydrogen from the solvent through appropriate treatment methods. However, conventional purification devices usually involve multiple equipment and pipeline components, including gas feed pipelines, reactors, solvent circulation systems, hydrogen release systems, etc. The pipeline connections between the containers are complex, the device investment cost is high, and the purification cycle is long. Therefore, the present invention proposes a bio-hydrogen production purification device to solve the problems mentioned in the above background technology. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a biohydrogen production and purification device.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A biohydrogen production and purification device comprises a purification tank, wherein one side of the upper part of the purification tank is connected to an outlet pipe, and the other side of the upper part of the purification tank is connected to an inlet pipe, and the inlet pipe is located on the upper side of the outlet pipe. A stirring pipe is arranged in the purification tank, and the upper end of the stirring pipe is connected to a three-way pipe through a sealing bearing, and the left and right sides of the three-way pipe are connected to conducting pipes.

[0006] Preferably, the lower end of the stirring tube is a fishhook-shaped bent head.

[0007] Preferably, the upper end of the stirring tube is connected to a fan impeller located in the air inlet pipe, and the outer side of the air inlet pipe is connected to a one-way valve, which is a one-way air inlet valve.

[0008] Preferably, a passage is connected between the purification tank and the upper air outlet pipe, and a one-way valve is connected to the outside of the air outlet pipe, which is a one-way air outlet valve.

[0009] Preferably, an air guide cavity is opened on the other side of the upper part of the purification tank, the air guide cavity is located at the lower side of the air inlet pipe, and the air guide cavity is connected with the inside of the air inlet pipe.

[0010] Preferably, the lower end of the conducting tube is connected to the air conducting cavity, and the stirring tube is connected to the inside of the air conducting cavity through the conducting tube.

[0011] Preferably, a heating base is installed at the lower part of the purification tank, a pressure pump is installed on one side of the heating base, and a scale line is provided on one side of the purification tank.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model reduces the complexity of the purification tank, reduces the manufacturing cost and maintenance difficulty, reduces the pipeline connection and valve components through the design of single air inlet and single air outlet, simplifies the layout and operation process of the device, and the pressurized air inlet can increase the contact area between the gas and the solvent, accelerate the dissolution rate of hydrogen, and improve the purification efficiency;

[0014] 2. The utility model utilizes pressurized air intake to drive the stirring tube, which can reduce external energy consumption, reduce operating costs, promote the reaction, and improve the purification rate and effect. The simple purification tank structure design reduces the number of components and pipeline connections in the device, reduces the risk of air leakage and pressure out of control, and improves the safety and reliability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic diagram of the structure of a biohydrogen production and purification device proposed in the utility model Figure 1 ;

[0016] Figure 2 A schematic diagram of the structure of a biohydrogen production and purification device proposed in the utility model Figure 2 ;

[0017] Figure 3 This is a front cross-sectional structural schematic diagram of a biohydrogen production and purification device proposed by the utility model;

[0018] Figure 4 This is a side sectional structural schematic diagram of a biological hydrogen production and purification device proposed by the utility model.

[0019] In the figure: 1. Purification tank; 2. Heating base; 3. Pressure pump; 4. Exhaust pipe; 5. Inlet pipe; 6. One-way valve; 7. Conducting pipe; 8. Three-way pipe; 9. Impeller; 10. Stirring tube; 11. Scale line; 12. Air guide chamber. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4A biohydrogen production and purification device includes a purification tank 1, one side of the upper part of the purification tank 1 is connected to an outlet pipe 4, and the other side of the upper part of the purification tank 1 is connected to an inlet pipe 5, and the inlet pipe 5 is located on the upper side of the outlet pipe 4, a stirring pipe 10 is arranged in the purification tank 1, and the upper end of the stirring pipe 10 is connected to a three-way pipe 8 through a sealing bearing, and the left and right sides of the three-way pipe 8 are connected to a conducting pipe 7, and the other side of the upper part of the purification tank 1 is provided with an air guide cavity 12, and the air guide cavity 12 is located below the inlet pipe 5. side, and the air guide cavity 12 is connected to the inside of the air inlet pipe 5, the lower end of the conducting pipe 7 is connected to the air guide cavity 12, the stirring pipe 10 is connected to the inside of the air guide cavity 12 through the conducting pipe 7, the outside of the air inlet pipe 5 is connected to a one-way valve 6, the outside of the air outlet pipe 4 is connected to a one-way valve 6, the hydrogen enters the air guide cavity 12 through the air inlet pipe 5, and enters the central stirring pipe 10 through the conducting pipes 7 on both sides and the three-way pipe 8, and then enters the specific purification solvent filled in the purification tank 1;

[0022] Furthermore, a heating base 2 is installed at the lower part of the purification tank 1, and a pressure pump 3 is installed on one side of the heating base 2, and a scale line 11 is set on one side of the purification tank 1. The temperature of the solvent in the purification tank 1 can be increased through the heating base 2 to accelerate the rate of purification and precipitation of purified hydrogen from the solvent. The solvent level inside the purification tank 1 can be observed through the scale line so that the solvent can be added at any time;

[0023] Furthermore, the upper end of the stirring tube 10 is connected to the impeller 9 located in the air inlet pipe 5, and the lower end of the stirring tube 10 is a fishhook-shaped bent head, so that the hydrogen is pressurized to enter the air inlet pipe 5, and the impeller 9 in the air inlet pipe 5 is blown to make the connected stirring tube 10 rotate. After the hydrogen enters the purification tank 1, the fishhook-shaped air inlet pipe 5 head stirs the solvent at the same time to accelerate the hydrogen purification rate. A channel is connected between the purification tank 1 and the upper air outlet pipe 4, and the hydrogen precipitated by solvent purification enters the air outlet pipe 4 through the middle channel, and then is discharged through the one-way valve 6.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A biohydrogen production and purification device, comprising a purification tank (1), characterized in that: An air outlet pipe (4) is connected to one side of the upper part of the purification tank (1), and an air inlet pipe (5) is connected to the other side of the upper part of the purification tank (1), and the air inlet pipe (5) is located on the upper side of the air outlet pipe (4). A stirring pipe (10) is arranged in the purification tank (1), and the upper end of the stirring pipe (10) is connected to a three-way pipe (8) through a sealing bearing, and the left and right sides of the three-way pipe (8) are connected to the conducting pipe (7).

2. The biohydrogen production and purification device according to claim 1, characterized in that: The lower end of the stirring tube (10) is a fishhook-shaped bent head.

3. The biohydrogen production and purification device according to claim 1, characterized in that: The upper end of the stirring tube (10) is connected to a fan impeller (9) located in the air inlet pipe (5), and the outer side of the air inlet pipe (5) is connected to a one-way valve (6).

4. The biohydrogen production and purification device according to claim 1, characterized in that: A passage is connected between the purification tank (1) and the upper air outlet pipe (4), and a one-way valve (6) is connected to the outside of the air outlet pipe (4).

5. The biohydrogen production and purification device according to claim 1, characterized in that: An air guide cavity (12) is provided on the other side of the upper part of the purification tank (1), the air guide cavity (12) is located at the lower side of the air inlet pipe (5), and the air guide cavity (12) is communicated with the inside of the air inlet pipe (5).

6. The biohydrogen production and purification device according to claim 1, characterized in that: The lower end of the conducting tube (7) is connected to the air guiding cavity (12), and the stirring tube (10) is connected to the interior of the air guiding cavity (12) through the conducting tube (7).

7. The biohydrogen production and purification device according to claim 1, characterized in that: A heating base (2) is installed at the bottom of the purification tank (1), a pressure pump (3) is installed on one side of the heating base (2), and a scale line (11) is provided on one side of the purification tank (1).

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