CN215404271U - Novel low-temperature anaerobic biogas fermentation equipment - Google Patents
Novel low-temperature anaerobic biogas fermentation equipment Download PDFInfo
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- CN215404271U CN215404271U CN202121741240.9U CN202121741240U CN215404271U CN 215404271 U CN215404271 U CN 215404271U CN 202121741240 U CN202121741240 U CN 202121741240U CN 215404271 U CN215404271 U CN 215404271U
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Abstract
The utility model relates to fermentation equipment, in particular to novel low-temperature anaerobic biogas fermentation equipment which comprises an equipment body, wherein a controller is fixedly connected with the outer surface of the outer part of one side of the equipment body, a liquid level observation window is fixedly arranged on the lower side of the controller, a supporting leg column is fixedly connected with the surface of the bottom of the equipment body, a low-temperature anaerobic biogas fermentation tank is fixedly arranged at the bottom of the inner part of the equipment body, a heater is fixedly connected with the surface of the bottom of the outer part of the low-temperature anaerobic biogas fermentation tank, and a heating rod is fixedly connected with the upper surface of the heater. The raw materials are fully fermented, and the methane production is improved.
Description
Technical Field
The utility model relates to fermentation equipment, in particular to novel low-temperature anaerobic biogas fermentation equipment.
Background
The biogas is a mixed gas, the main component of the biogas is methane (CH4), the biogas can be directly combusted, the biogas can be used for cooking and heating by peasants in rural areas generally, and the biogas can be used for generating power in livestock and poultry breeding bases (farms) so as to solve the problem of power consumption in a part of the fields. The biogas is a mixed gas which can be directly combusted and is generated by fermenting various organic matters such as human and animal excreta, straws, sewage and the like under the anaerobic (oxygen-free) condition in a closed space and decomposing and converting various biogas fermentation microorganisms. The biogas fermentation technology is also an important component in biomass energy conversion, and the biogas fermentation devices popularized and used in China at present mainly comprise: the existing equipment comprises a hydraulic methane tank, a separation gas storage methane tank, a rotational flow distribution methane tank, a strong backflow methane tank and the like, and has the following defects:
1. the existing fermentation equipment has the disadvantages of unreasonable structural design of the fermentation tank body, customized heating device in the fermentation tank body, uneven heating temperature in the tank body, high equipment cost, low gas production rate, and insufficient energy conservation and environmental protection.
2. The existing fermentation equipment is low in safety, and due to the facts that biogas is difficult to slag, excrement and slag are deposited, the biogas yield is affected due to low temperature in winter, the operation is difficult, the use is complicated and the like, the biogas fermentation device in China is difficult to use after being installed, and the popularization effect is poor.
Therefore, a new type of low-temperature anaerobic biogas fermentation equipment is needed to improve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide novel low-temperature anaerobic biogas fermentation equipment to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a novel low-temperature anaerobic biogas fermentation device comprises a device body, wherein a controller is fixedly connected with the outer surface of one side of the device body, a liquid level observation window is fixedly arranged at the lower side of the controller, a supporting leg column is fixedly connected with the surface of the bottom of the device body, a low-temperature anaerobic biogas fermentation tank is fixedly arranged at the bottom of the inner part of the device body, a heater is fixedly connected with the surface of the outer bottom of the low-temperature anaerobic biogas fermentation tank, a heating rod is fixedly connected with the upper surface of the heater, the heating rod penetrates through the bottom tank wall of the low-temperature anaerobic biogas fermentation tank, a temperature sensor is fixedly connected with the surface of the inner bottom of the low-temperature anaerobic biogas fermentation tank, a stirring motor is fixedly connected with the outer surface of one side of the low-temperature anaerobic biogas fermentation tank, a stirring shaft is fixedly connected with the output end of the stirring motor, the stirring shaft penetrates through the low-temperature anaerobic biogas fermentation tank, the stirring shaft is fixedly connected with stirring paddles at equal intervals, a fermentation raw material inlet is fixedly arranged on the upper side of the stirring motor, a discharge opening is fixedly connected to the outer surface of one side of the low-temperature anaerobic biogas fermentation tank, and a fermentation flora inlet is fixedly arranged on the upper side of the discharge opening.
As the preferable scheme of the utility model, the bottom surface of the low-temperature anaerobic biogas fermentation tank is fixedly provided with a first electromagnetic valve, and the lower side of the first electromagnetic valve is fixedly provided with a sludge pump.
As a preferable scheme of the utility model, a biogas collecting cover is fixedly arranged on the upper side of the low-temperature anaerobic biogas fermentation tank, a third electromagnetic valve is fixedly arranged on the upper side of the biogas collecting cover, and a biogas storage chamber is fixedly arranged on the upper side of the third electromagnetic valve.
As a preferable scheme of the utility model, a pressure sensor is fixedly connected to the inner wall of the top inside the methane storage chamber, a pressure release valve is fixedly connected to the outer surface of one side of the methane storage chamber, a methane outlet is fixedly arranged on the upper side of the pressure release valve, a second electromagnetic valve is fixedly arranged on one side of the methane outlet, and a methane filtering chamber is fixedly arranged on one side of the second electromagnetic valve.
As a preferable scheme of the utility model, the surface of the inside of the equipment body is fixedly provided with an insulating layer.
As a preferable scheme of the present invention, the controller is electrically connected to the stirring motor, the pressure sensor, the temperature sensor, the heater, the dredge pump, the first electromagnetic valve, the pressure release valve, the second electromagnetic valve, and the third electromagnetic valve, respectively.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the utility model, the stirring motor is started to rotate through the arranged stirring motor, the temperature sensor and the heat insulation layer, the stirring motor further drives the stirring shaft to rotate, the stirring shaft further drives the stirring paddle to stir the raw materials and the fermentation flora so that the raw materials and the fermentation flora are fully mixed and react, the third electromagnetic valve is opened, the raw materials and the methane generated after the fermentation of the fermentation flora enter the methane storage chamber through the methane collection cover, the second electromagnetic valve is opened, the methane is filtered through the methane filter chamber and is discharged through the methane outlet for collection and standby, the temperature sensor can monitor the temperature in the low-temperature anaerobic methane fermentation tank in real time, when the temperature exceeds a preset temperature value, the temperature sensor transmits a signal to the controller, the controller stops the heater to work, and when the temperature is lower than the preset temperature value, the heater is restarted to work, the temperature is ensured to be within the preset value range, the heat preservation layer can preserve the temperature, the heat loss speed is effectively reduced, the starting frequency of the heater is effectively reduced, energy is saved, the environment is protected, the temperature can be adjusted, the temperature reaches the optimal reaction value, the fermentation flora exerts the maximum activity, the raw materials are fully fermented, and the methane production is improved.
2. According to the utility model, through the arrangement of the pressure sensor and the dredge pump, the pressure sensor can monitor the air pressure in the methane storage chamber in real time, when the air pressure is too high, the pressure sensor transmits a signal to the controller, the controller opens the pressure release valve to release the pressure, the use safety of the device is ensured, fermented waste residues can be discharged by opening the first electromagnetic valve and starting the dredge pump, the safety of equipment is effectively improved, the waste residues are convenient to clean, and the service life of the equipment is prolonged.
Drawings
FIG. 1 is a diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a diagram of the present invention;
FIG. 4 is a diagram of the present invention.
In the figure: 1. an apparatus body; 2. a controller; 3. a fermentation raw material inlet; 4. a stirring motor; 5. a liquid level observation window; 6. a support leg post; 7. a pressure sensor; 8. a biogas storage chamber; 9. a heat-insulating layer; 10. a low-temperature anaerobic biogas fermentation tank; 11. a stirring shaft; 12. a temperature sensor; 13. a heater; 14. a sludge discharge pump; 15. a first solenoid valve; 16. a discharge opening; 17. a fermentation flora inlet; 18. a pressure relief valve; 19. a second solenoid valve; 20. a biogas outlet; 21. a biogas filtering chamber; 22. a stirring paddle; 23. a third electromagnetic valve; 24. a heating rod; 25. a methane collecting cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, the present invention provides a technical solution:
embodiment 1, please refer to fig. 1, 2, 3 and 4, a novel low-temperature anaerobic biogas fermentation apparatus includes an apparatus body 1, a controller 2 is fixedly connected to an outer surface of one side of the apparatus body 1, a liquid level observation window 5 is fixedly arranged at a lower side of the controller 2, a support leg column 6 is fixedly connected to a bottom surface of the apparatus body 1, a low-temperature anaerobic biogas fermentation tank 10 is fixed at an inner bottom of the apparatus body 1, a heater 13 is fixedly connected to an outer bottom surface of the low-temperature anaerobic biogas fermentation tank 10, a heating rod 24 is fixedly connected to an upper surface of the heater 13, the heating rod 24 penetrates through a bottom wall of the low-temperature anaerobic biogas fermentation tank 10, a temperature sensor 12 is fixedly connected to an inner bottom surface of the low-temperature anaerobic biogas fermentation tank 10, a stirring motor 4 is fixedly connected to an outer surface of one side of the low-temperature anaerobic biogas fermentation tank 10, and a stirring shaft 11 is fixedly connected to an output end of the stirring motor 4, the stirring shaft 11 penetrates through the low-temperature anaerobic biogas fermentation tank 10, the stirring shaft 11 is fixedly connected with stirring paddles 22 at equal intervals, the upper side of the stirring motor 4 is fixedly provided with a fermentation raw material inlet 3, the outer surface of one side of the low-temperature anaerobic biogas fermentation tank 10 is fixedly connected with a discharge opening 16, and the upper side of the discharge opening 16 is fixedly provided with a fermentation flora inlet 17; the bottom surface of the low-temperature anaerobic biogas fermentation tank 10 is fixedly provided with a first electromagnetic valve 15, and the lower side of the first electromagnetic valve 15 is fixedly provided with a sludge pump 14; a biogas collecting cover 25 is fixedly arranged on the upper side of the low-temperature anaerobic biogas fermentation tank 10, a third electromagnetic valve 23 is fixedly arranged on the upper side of the biogas collecting cover 25, and a biogas storage chamber 8 is fixedly arranged on the upper side of the third electromagnetic valve 23; making fermented raw materials such as animal dung and the like enter a low-temperature anaerobic biogas fermentation tank 10 through a fermented raw material inlet 3, then putting fermented floras into the low-temperature anaerobic biogas fermentation tank 10 through a fermented floras inlet 17, observing whether the raw materials and the floras in the low-temperature anaerobic biogas fermentation tank 10 reach a specified liquid level through a liquid level observation window 5, if the liquid level exceeds the specified liquid level, opening an electromagnetic valve at a discharge opening 16 through a controller 2, discharging the excessive raw materials from the discharge opening 16, then starting a heater 13 to heat a heating rod 24, further enabling the heating rod 24 to heat and ferment the raw materials and the floras in the low-temperature anaerobic biogas fermentation tank 10, simultaneously starting a stirring motor 4 to rotate, further driving a stirring shaft 11 to rotate by the rotation of the stirring shaft 11, further driving a stirring paddle 22 to stir the raw materials and the fermented floras, and enabling the raw materials and the fermented floras to be fully mixed and react, opening the third electromagnetic valve 23, allowing biogas generated after fermentation of the raw materials and the fermentation bacteria to enter the biogas storage chamber 8 through the biogas collection cover 25, opening the second electromagnetic valve 19, filtering the biogas through the biogas filter chamber 21, discharging the biogas through the biogas outlet 20 for collection and standby, allowing the temperature sensor 12 to monitor the temperature in the low-temperature anaerobic biogas fermentation tank 10 in real time, transmitting a signal to the controller 2 by the temperature sensor 12 when the temperature exceeds a preset temperature value, stopping the operation of the heater 13 by the controller 2, restarting the operation of the heater 13 when the temperature is lower than the preset temperature value, and ensuring that the temperature is within a preset value range again.
Embodiment 2, please refer to fig. 1, 2, 3 and 4, a novel low-temperature anaerobic biogas fermentation apparatus includes an apparatus body 1, a controller 2 is fixedly connected to an outer surface of one side of the apparatus body 1, a liquid level observation window 5 is fixedly arranged at a lower side of the controller 2, a support leg column 6 is fixedly connected to a bottom surface of the apparatus body 1, a low-temperature anaerobic biogas fermentation tank 10 is fixed at an inner bottom of the apparatus body 1, a heater 13 is fixedly connected to an outer bottom surface of the low-temperature anaerobic biogas fermentation tank 10, a heating rod 24 is fixedly connected to an upper surface of the heater 13, the heating rod 24 penetrates through a bottom wall of the low-temperature anaerobic biogas fermentation tank 10, a temperature sensor 12 is fixedly connected to an inner bottom surface of the low-temperature anaerobic biogas fermentation tank 10, a stirring motor 4 is fixedly connected to an outer surface of one side of the low-temperature anaerobic biogas fermentation tank 10, and a stirring shaft 11 is fixedly connected to an output end of the stirring motor 4, the stirring shaft 11 penetrates through the low-temperature anaerobic biogas fermentation tank 10, the stirring shaft 11 is fixedly connected with stirring paddles 22 at equal intervals, the upper side of the stirring motor 4 is fixedly provided with a fermentation raw material inlet 3, the outer surface of one side of the low-temperature anaerobic biogas fermentation tank 10 is fixedly connected with a discharge opening 16, and the upper side of the discharge opening 16 is fixedly provided with a fermentation flora inlet 17; the bottom surface of the low-temperature anaerobic biogas fermentation tank 10 is fixedly provided with a first electromagnetic valve 15, and the lower side of the first electromagnetic valve 15 is fixedly provided with a sludge pump 14; a biogas collecting cover 25 is fixedly arranged on the upper side of the low-temperature anaerobic biogas fermentation tank 10, a third electromagnetic valve 23 is fixedly arranged on the upper side of the biogas collecting cover 25, and a biogas storage chamber 8 is fixedly arranged on the upper side of the third electromagnetic valve 23; the pressure sensor 7 is fixedly connected to the inner wall of the top of the inside of the methane storage chamber 8, the pressure release valve 18 is fixedly connected to the outer surface of one side of the methane storage chamber 8, a methane outlet 20 is fixedly arranged on the upper side of the pressure release valve 18, a second electromagnetic valve 19 is fixedly arranged on one side of the methane outlet 20, and a methane filter chamber 21 is fixedly arranged on one side of the second electromagnetic valve 19; the inner surface of the equipment body 1 is fixedly provided with a heat preservation layer 9; the heat preservation layer 9 can preserve heat of temperature, reduce the speed of heat loss, reduce the frequency of heater 13 start, the pressure sensor 7 can monitor the atmospheric pressure in the marsh gas storage chamber 8 in real time, when atmospheric pressure is too high, the pressure sensor 7 transmits the signal to the controller 2, the controller 2 opens the relief valve 18 to relieve pressure, the safety of the device use is guaranteed, and the fermented waste residue can be discharged by opening the first electromagnetic valve 15 and starting the dredge pump 14.
The working principle is as follows: when the device is used, fermentation raw materials such as animal excrement and the like enter a low-temperature anaerobic biogas fermentation tank 10 through a fermentation raw material inlet 3, fermentation flora is added into the low-temperature anaerobic biogas fermentation tank 10 through a fermentation flora inlet 17, whether the raw materials and flora in the low-temperature anaerobic biogas fermentation tank 10 reach the specified liquid level or not is observed through a liquid level observation window 5, if the liquid level exceeds the specified liquid level, an electromagnetic valve at a discharge opening 16 is opened through a controller 2, the excessive raw materials are discharged from the discharge opening 16, a heater 13 is started to heat a heating rod 24, the heating rod 24 is further used for heating and fermenting the raw materials and flora in the low-temperature anaerobic biogas fermentation tank 10, meanwhile, a stirring motor 4 is started to rotate, the stirring shaft 11 is further driven to rotate by the rotation of the stirring shaft 11, a stirring paddle 22 is further driven to stir the raw materials and the fermentation flora, and the raw materials and the fermentation flora are fully mixed to react, opening the third electromagnetic valve 23, the biogas generated after the fermentation of the raw materials and the fermentation bacteria enters the biogas storage chamber 8 through the biogas collecting cover 25, opening the second electromagnetic valve 19, the biogas is filtered through the biogas filtering chamber 21 and then discharged through the biogas outlet 20 for collection and standby, the temperature sensor 12 can monitor the temperature in the low-temperature anaerobic biogas fermentation tank 10 in real time, when the temperature exceeds the preset temperature value, the temperature sensor 12 transmits a signal to the controller 2, the controller 2 stops the operation of the heater 13, when the temperature is lower than the preset temperature value, the heater 13 is restarted to ensure the temperature to be in the preset value range, the heat preservation layer 9 can preserve the temperature at the same time, the heat loss speed is reduced, the starting frequency of the heater 13 is reduced, the pressure sensor 7 can monitor the air pressure in the biogas storage chamber 8 in real time, when the air pressure is too high, the pressure sensor 7 transmits a signal to the controller 2, the controller 2 opens the pressure release valve 18 to release pressure, the use safety of the device is guaranteed, fermented waste residues can be discharged by opening the first electromagnetic valve 15 and starting the dredge pump 14, the model of the controller 2 is an AMR control processor, the model of the temperature sensor 12 is a PT100 temperature sensor, and the model of the pressure sensor 7 is a PT124G-111 pressure sensor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel low temperature anaerobism marsh gas fermentation equipment, includes equipment body (1), its characterized in that: the device comprises a device body (1), a controller (2) is fixedly connected to the outer surface of one side of the device body (1), a liquid level observation window (5) is fixedly arranged on the lower side of the controller (2), a supporting leg column (6) is fixedly connected to the surface of the bottom of the device body (1), a low-temperature anaerobic biogas fermentation tank (10) is fixedly arranged at the inner bottom of the device body (1), a heater (13) is fixedly connected to the outer bottom surface of the low-temperature anaerobic biogas fermentation tank (10), a heating rod (24) is fixedly connected to the upper surface of the heater (13), the heating rod (24) penetrates through the bottom wall of the low-temperature anaerobic biogas fermentation tank (10), a temperature sensor (12) is fixedly connected to the inner bottom surface of the low-temperature anaerobic biogas fermentation tank (10), and a stirring motor (4) is fixedly connected to the outer surface of one side of the low-temperature anaerobic biogas fermentation tank (10), stirring motor (4) output end fixedly connected with (mixing) shaft (11), low temperature anaerobism biogas fermentation pond (10) is run through in (mixing) shaft (11), equidistant fixedly connected with stirring rake (22) of (mixing) shaft (11), stirring motor (4) upside is fixed and is equipped with fermented raw materials entry (3), the outside fixed surface in one side of low temperature anaerobism biogas fermentation pond (10) is connected with discharge opening (16), discharge opening (16) upside is fixed and is equipped with fermentation fungus crowd entry (17).
2. The novel low-temperature anaerobic biogas fermentation equipment as claimed in claim 1, wherein: the low-temperature anaerobic biogas fermentation tank is characterized in that a first electromagnetic valve (15) is fixedly arranged on the surface of the bottom of the low-temperature anaerobic biogas fermentation tank (10), and a sludge pump (14) is fixedly arranged on the lower side of the first electromagnetic valve (15).
3. The novel low-temperature anaerobic biogas fermentation equipment as claimed in claim 1, wherein: the biogas collecting cover (25) is fixedly arranged on the upper side of the low-temperature anaerobic biogas fermentation tank (10), the third electromagnetic valve (23) is fixedly arranged on the upper side of the biogas collecting cover (25), and a biogas storage chamber (8) is fixedly arranged on the upper side of the third electromagnetic valve (23).
4. The novel low-temperature anaerobic biogas fermentation equipment as claimed in claim 3, wherein: the biogas storage chamber is characterized in that a pressure sensor (7) is fixedly connected to the inner wall of the top inside the biogas storage chamber (8), a pressure release valve (18) is fixedly connected to the outer surface of one side of the biogas storage chamber (8), a biogas outlet (20) is fixedly arranged on the upper side of the pressure release valve (18), a second electromagnetic valve (19) is fixedly arranged on one side of the biogas outlet (20), and a biogas filter chamber (21) is fixedly arranged on one side of the second electromagnetic valve (19).
5. The novel low-temperature anaerobic biogas fermentation equipment as claimed in claim 1, wherein: and a heat-insulating layer (9) is fixedly arranged on the inner surface of the equipment body (1).
6. The novel low-temperature anaerobic biogas fermentation equipment as claimed in claim 1, wherein: the controller (2) is electrically connected with the stirring motor (4), the pressure sensor (7), the temperature sensor (12), the heater (13), the sludge discharge pump (14), the first electromagnetic valve (15), the pressure release valve (18), the second electromagnetic valve (19) and the third electromagnetic valve (23) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121741240.9U CN215404271U (en) | 2021-07-29 | 2021-07-29 | Novel low-temperature anaerobic biogas fermentation equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121741240.9U CN215404271U (en) | 2021-07-29 | 2021-07-29 | Novel low-temperature anaerobic biogas fermentation equipment |
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| Publication Number | Publication Date |
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| CN215404271U true CN215404271U (en) | 2022-01-04 |
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| CN202121741240.9U Active CN215404271U (en) | 2021-07-29 | 2021-07-29 | Novel low-temperature anaerobic biogas fermentation equipment |
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2021
- 2021-07-29 CN CN202121741240.9U patent/CN215404271U/en active Active
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