CN216604716U - Fermentation cylinder tail gas collecting and treating system - Google Patents
Fermentation cylinder tail gas collecting and treating system Download PDFInfo
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- CN216604716U CN216604716U CN202220148293.8U CN202220148293U CN216604716U CN 216604716 U CN216604716 U CN 216604716U CN 202220148293 U CN202220148293 U CN 202220148293U CN 216604716 U CN216604716 U CN 216604716U
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Abstract
The utility model discloses a fermentation tank tail gas collecting and treating system, which relates to the technical field of fermentation tail gas treating equipment and comprises a fermentation tank, wherein a tail gas outlet is formed in the top of the fermentation tank, a connecting pipe is connected onto the tail gas outlet and is connected with a collecting pipe, a tail gas treating device is connected onto the collecting pipe, a gas collecting cap is arranged between the connecting pipe and the collecting pipe, one end of the gas collecting cap is hermetically connected onto the collecting pipe, the other end of the gas collecting cap is an opening end, the connecting pipe is inserted into the gas collecting cap, a gas valve is arranged at the top of the gas collecting cap, and a draught fan is connected onto the collecting pipe. According to the utility model, the gas collecting cap is arranged between the connecting pipe and the collecting pipe, when the high-temperature steam is disinfected, the induced draft fan is closed, the gas valve of the gas collecting cap is closed, and the high-temperature steam overflows from the opening end of the gas collecting cap and does not enter the collecting pipe, so that the situations that excessive steam in the collecting pipe causes damage to subsequent treatment equipment and excessive steam causes treatment burden on the equipment are avoided, and the service life of the equipment is prolonged.
Description
Technical Field
The utility model relates to the technical field of fermentation tail gas treatment equipment, in particular to a fermentation tank tail gas collecting and treating system.
Background
The biological fermentation product becomes one of the most active and fastest-developing industries in the current generation. However, biological fermentation produces fermentation tail gas, which generally contains soluble small molecular substances, gas (such as ethanol, acetic acid or other), part of fermentation bacteria and a small amount of water vapor. Due to the environmental protection requirement, fermentation tail gas can not be directly discharged into the atmosphere, and the tail gas needs to be treated.
At present, two methods are adopted for treating tail gas in China: 1. the direct emptying is realized, and the production mode is relatively extensive and does not accord with the environmental protection concept. 2. Through install tail gas collection device additional on the tail gas export of fermentation cylinder, carry out gas treatment then evacuation after collecting tail gas through tail gas collection device. Chinese patent CN 208340410U discloses a fermentation tail gas discharge and collection device, waste gas of a fermentation tank enters a discharge pipe through a connecting pipe and is separated, and gas in the waste gas reaches the upper part of the discharge pipe and is discharged to the atmosphere after being treated by a gas treatment device, so that the pollution of the waste gas to the environment is avoided; and substances such as water vapor, solids and the like in the waste gas sink to the bottom of the pipeline through the discharge pipe and are collected in the collecting device, and the collecting device is only required to be cleaned regularly. But the fermentation cylinder generally needs regularly to carry out the steam pasteurization disinfection, and the sterile steam that disinfects can not directly enter into tail gas collection device, otherwise can cause the high temperature to damage tail gas collection device, simultaneously, can cause the steam content increase in the tail gas collection device, causes the processing burden to reduce the life of equipment.
Disclosure of Invention
In view of the above drawbacks, the present invention provides a fermentation tank tail gas collecting and treating system, which can separate the tail gas collecting path of the fermentation tank from the high-temperature steam sterilizing path, so as to prevent the tail gas collecting system from being damaged due to the excessive water steam entering the tail gas collecting system.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
the utility model provides a fermentation cylinder tail gas collecting and treating system, includes the fermentation cylinder, the top of fermentation cylinder is provided with the tail gas export, be connected with the connecting pipe on the tail gas export, the connecting pipe is connected with the collecting pipe, be connected with tail gas processing apparatus on the collecting pipe, the connecting pipe with be provided with the gas collection cap between the collecting pipe, gas collection cap one end sealing connection be in on the collecting pipe, the other end is the open end, the connecting pipe inserts inside the gas collection cap, gas collection cap top is provided with the pneumatic valve, be connected with the draught fan on the collecting pipe.
The waste water tank is arranged on the outer side of the gas collecting cap and is of a closed structure, and a condensation pipe is arranged in the waste water tank.
The fermentation tank is characterized in that a water inlet and a water outlet are formed in the condensation pipe, the water inlet is connected with a water pool through a water pump, the water outlet is connected with a steaming device, and the steaming device is connected with the fermentation tank.
The connecting pipe horizontally extends into the waste water tank, the air outlet end of the connecting pipe is tilted upwards, and a water valve is arranged at the corner of the tilted upwards.
Wherein, be connected with tail gas processing apparatus on the collecting pipe, tail gas processing apparatus is including spraying jar and activated carbon canister, be provided with on the activated carbon canister the draught fan.
Wherein, the gas collecting cap is conical.
After the technical scheme is adopted, the utility model has the beneficial effects that:
the fermentation tank tail gas collecting and treating system comprises a fermentation tank, a tail gas outlet is formed in the top of the fermentation tank, a connecting pipe is connected to the tail gas outlet, a collecting pipe is connected to the connecting pipe, a tail gas treating device is connected to the collecting pipe, a gas collecting cap is arranged between the connecting pipe and the collecting pipe, one end of the gas collecting cap is connected to the collecting pipe in a sealing mode, the other end of the gas collecting cap is an opening end, the connecting pipe is inserted into the gas collecting cap, a gas valve is arranged on the top of the gas collecting cap, and a draught fan is connected to the collecting pipe. According to the utility model, the gas collecting cap is arranged between the connecting pipe and the collecting pipe, the connecting pipe and the collecting pipe are separated through the gas collecting cap, when tail gas is collected, the gas valve of the gas collecting cap is opened, negative pressure is formed in the gas collecting cap through the induced draft fan, so that the tail gas is sucked into the gas collecting pipe, and the tail gas is collected and post-treated; when the high-temperature steam disinfection process, the draught fan is closed, and the pneumatic valve of gas collection cap is closed, and high-temperature steam overflows from the gas collection cap open end, does not get into the collection pipe to prevent that the steam high temperature in the collection pipe from causing follow-up processing equipment to damage, too much steam causes the condition of equipment processing burden, improve equipment's life greatly.
The waste water tank is arranged outside the gas collecting cap and is of a closed structure, the condenser pipe is arranged in the waste water tank, the condenser pipe is provided with a water inlet and a water outlet, the water inlet is connected with the water tank through the water pump, the water outlet is connected with the steam equipment, the steam equipment is connected with the fermentation tank, and the waste water tank is arranged, so that high-temperature steam can be condensed and collected, the high-temperature steam is prevented from directly overflowing, the influence of the high-temperature steam on the environment is avoided, and the equipment rusting caused by the fact that part of the steam enters external equipment is also avoided; in addition, the temperature of the condensed water can be increased through the heat exchange of the condensed water by the high-temperature steam, the condensed water enters the steam equipment again and becomes the high-temperature steam to return to the fermentation tank again, the heat in the high-temperature steam can be greatly recovered, and the energy consumption is reduced.
Because the connecting pipe level stretches into the waste water tank, the end of giving vent to anger of connecting pipe perk upwards, stretches into the gas collecting cap, and the corner of connecting pipe is provided with the water valve. The high-temperature steam can cause partial gas to be condensed into water in the collecting pipe in the flowing process, the condensed water is prevented from being collected in the collecting pipe, a water valve is arranged on the collecting pipe and is positioned in the waste water tank, and the condensed water can directly flow into the waste water tank.
In conclusion, the fermentation tank tail gas collecting and treating system solves the technical problem that a large amount of high-temperature steam enters a tail gas treating device during high-temperature steam sterilization in the prior art to cause the damage of the tail gas treating device.
Drawings
FIG. 1 is a schematic view of a fermentation tank tail gas collecting and treating system according to the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
in the figure: 10. the device comprises a fermentation tank, 11, a tank cover, 110, a tail gas outlet, 12, a connecting pipe, 121, a gas outlet end, 122, a corner, 123, a water valve, 13, a collecting pipe, 14, an induced draft fan, 20, a gas collecting cap, 201, a gas valve, 21, a waste water tank, 22, a condensing pipe, 220, a water inlet, 221, a water outlet, 30, a tail gas treatment device, 31, a spraying tank, 310, a gas inlet, 311, a spraying pipe, 312, a gas distribution plate, 313, a water outlet, 314, a gas outlet, 32 and an activated carbon tank.
Detailed Description
The utility model is further illustrated below with reference to the figures and examples.
All the orientations referred to in the present specification are based on the orientations shown in the drawings, and only represent relative positional relationships, not absolute positional relationships.
As shown in figure 1, a fermentation tank tail gas collecting and treating system comprises a fermentation tank 10, the fermentation tank 10 comprises a tank body and a tank cover 11, a tail gas outlet 110 is arranged on the tank cover 11, a connecting pipe 12 is connected on the tail gas outlet 110, a collecting pipe 13 is connected on the connecting pipe 12, a tail gas treating device 30 is connected on the collecting pipe 13,
a gas collecting cap 20 is disposed between the connecting pipe 12 and the collecting pipe 13, and in this embodiment, it is preferable that the gas collecting cap 20 is conical, and the conical shape is easy to collect the tail gas, and a cylindrical shape or other shapes may also be adopted in the actual design, which is not limited in this embodiment. The minimum diameter position of the upper end of the gas collecting cap 20 is hermetically connected to the collecting pipe 13, the maximum diameter end of the bottom end of the gas collecting cap 20 is an opening end, the connecting pipe 12 is inserted into the gas collecting cap 20 from the bottom end, the top of the gas collecting cap 20 is provided with a gas valve 201, and the collecting pipe 13 is connected with a draught fan 14.
As shown in fig. 1 and fig. 2, a waste water tank 21 is disposed outside the gas collecting cap 20, and the waste water tank 21 is of a sealed structure. A condenser pipe 22 is provided in the waste water tank 21. The condensation pipe 22 is provided with a water inlet 220 and a water outlet 221, the water inlet 220 is connected with a water pool (not shown in the figure) through a water pump, the water outlet 221 is connected with a steam device (not shown in the figure), the steam device is connected with the fermentation tank 10, and the steam device can provide steam for disinfection and sterilization in the fermentation tank 10. Because the connecting pipe 12 horizontally extends into the waste water tank 21, and the condenser pipe 22 is arranged in the waste water tank 21, the water vapor in the connecting pipe 12 is inevitably condensed into condensed water in advance, so that the water valve 123 is arranged at the upward-tilted corner 122 of the air outlet end 121 of the connecting pipe 12, the water valve 123 can discharge the liquefied water vapor in the connecting pipe 12 and enter the waste water tank 21, and the condensed water in the waste water tank 21 is subjected to centralized treatment and then is discharged or recycled.
As shown in fig. 1, the exhaust gas treatment device 30 includes a spray tank 31 and an activated carbon tank 32, and the collecting pipe 13 is connected to an inlet 310 of the spray tank 31. The gas inlet 310 is positioned at the bottom of the spraying tank 31, the spraying pipe 311 is further arranged at the upper part of the spraying tank 31, the spraying head is arranged on the spraying pipe 311, and the plastic balls are arranged below the spraying pipe 311, so that the path through which the tail gas passes is prolonged, and soluble small molecular substances and part of fermentation bacteria in the tail gas are dissolved in water; the spraying tank 31 is also internally provided with an air distribution plate 312, the air inlet 310 is positioned below the air distribution plate 312, and the air distribution plate 312 enables the tail gas to be uniformly dispersed; the bottom of the spray tank 31 is also provided with a water outlet 313, and the top of the spray tank 31 is provided with an air outlet 314. The air outlet 314 is connected with an activated carbon canister 32, and the activated carbon canister 32 is provided with an induced draft fan 14. The exhaust gas adsorbed by the canister 32 is directly discharged into the air.
As shown in the figures 1 and 2 together, the working process of the fermentation tank tail gas collecting and treating system of the utility model is as follows:
and (3) tail gas collection:
the induced draft fan 14 is opened, and fermentation tail gas flows out the fermentation cylinder 10 through tail gas export 110, then passes through connecting pipe 12, then gets into collecting pipe 13 through gas collecting cap 20, and the tail gas in collecting pipe 13 directly discharges after tail gas processing apparatus 30 adsorbs.
High-temperature steam sterilization process:
draught fan 14 closes, and pneumatic valve 201 closes, and high temperature steam flows out fermentation cylinder 10 through tail gas outlet 110 after to fermentation cylinder 10 virus killing, then through connecting pipe 12, then spill over to waste water tank 21 in through gas collecting cap 20 bottom open end, and condenser pipe 22 lets in the comdenstion water, and steam and comdenstion water carry out the heat transfer, and the comdenstion water after the heat transfer enters into steam equipment, gets into fermentation cylinder 10 after the comdenstion water becomes steam and carries out high temperature virus killing to the fermentation cylinder.
According to the fermentation tank tail gas collecting and treating system, the connecting pipe 12 and the collecting pipe 13 are separated, so that different paths are taken in the tail gas collecting process and the high-temperature steam sterilizing process, and the high-temperature steam is effectively prevented from entering the tail gas collecting system to damage the tail gas collecting system.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.
Claims (6)
1. The utility model provides a fermentation cylinder tail gas collection processing system, includes the fermentation cylinder, the top of fermentation cylinder is provided with the tail gas export, be connected with the connecting pipe on the tail gas export, the connecting pipe is connected with the collecting pipe, be connected with tail gas processing apparatus on the collecting pipe, a serial communication port, the connecting pipe with be provided with the gas collection cap between the collecting pipe, gas collection cap one end sealing connection be in on the collecting pipe, the other end is the open end, the connecting pipe inserts inside the gas collection cap, the gas collection cap top is provided with the pneumatic valve, be connected with the draught fan on the collecting pipe.
2. The fermentation tank tail gas collecting and treating system as claimed in claim 1, wherein a waste water tank is arranged outside the gas collecting cap, the waste water tank is of a closed structure, and a condensation pipe is arranged in the waste water tank.
3. The fermentation tank tail gas collecting and treating system as claimed in claim 2, wherein the condensation pipe is provided with a water inlet and a water outlet, the water inlet is connected with a water pool through a water pump, the water outlet is connected with a steam device, and the steam device is connected with the fermentation tank.
4. The fermentation tank tail gas collecting and treating system as claimed in claim 3, wherein the connecting pipe horizontally extends into the waste water tank, the gas outlet end of the connecting pipe is tilted upwards, and a water valve is arranged at a corner of the tilted upwards.
5. The fermentation tank tail gas collecting and treating system as claimed in claim 1, wherein the collecting pipe is connected with a tail gas treating device, the tail gas treating device comprises a spraying tank and an activated carbon tank, and the activated carbon tank is provided with the induced draft fan.
6. The fermentation tank tail gas collecting and treating system as claimed in claim 1, wherein the gas collecting cap is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220148293.8U CN216604716U (en) | 2022-01-20 | 2022-01-20 | Fermentation cylinder tail gas collecting and treating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220148293.8U CN216604716U (en) | 2022-01-20 | 2022-01-20 | Fermentation cylinder tail gas collecting and treating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216604716U true CN216604716U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220148293.8U Active CN216604716U (en) | 2022-01-20 | 2022-01-20 | Fermentation cylinder tail gas collecting and treating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216604716U (en) |
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2022
- 2022-01-20 CN CN202220148293.8U patent/CN216604716U/en active Active
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