CN215404194U - Self-heating continuous anaerobic dry fermentation device - Google Patents
Self-heating continuous anaerobic dry fermentation device Download PDFInfo
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- CN215404194U CN215404194U CN202121160115.9U CN202121160115U CN215404194U CN 215404194 U CN215404194 U CN 215404194U CN 202121160115 U CN202121160115 U CN 202121160115U CN 215404194 U CN215404194 U CN 215404194U
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Abstract
The utility model discloses a self-warming continuous anaerobic dry fermentation device which comprises a box body, an aeration device, a fermentation cylinder and a circulating spraying device. Wherein, a feed inlet and a discharge outlet are arranged on the box body; the aeration device is used for introducing oxygen into the box body; the fermentation cylinder is arranged in the box body, two ends of the fermentation cylinder are respectively opposite to the positions of the feeding hole and the discharging hole, and the fermentation cylinder is used for accommodating materials to be fermented; the circulating spraying device comprises a biogas slurry tank and a spraying device, the biogas slurry tank is arranged at the bottom of the box body and is positioned below the fermentation cylinder, and the spraying device is used for spraying biogas slurry in the biogas slurry tank onto a material to be fermented in the fermentation cylinder. Compared with the prior art, the utility model does not need to be provided with heating equipment and has simple operation.
Description
Technical Field
The utility model relates to the technical field of anaerobic fermentation, in particular to a self-heating continuous anaerobic dry fermentation device.
Background
At present, the continuous anaerobic dry fermentation technology is generally adopted to carry out large-scale treatment on agricultural wastes so as to realize the cyclic utilization of resources. However, the existing continuous anaerobic dry fermentation technology has complex operation flow. In order to reach a predetermined fermentation temperature, a heating device needs to be provided to heat the fermentation system. Therefore, how to provide a self-temperature-rising continuous anaerobic dry fermentation device which does not need to be provided with heating equipment and is simple to operate is a technical problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-warming continuous anaerobic dry fermentation device, and aims to solve the technical problems.
In order to achieve the purpose, the utility model provides the following scheme:
the utility model discloses a self-warming continuous anaerobic dry fermentation device, which comprises:
the box body is provided with a feeding hole and a discharging hole;
the aeration device is used for introducing oxygen into the box body;
the fermentation cylinder is arranged in the box body, two ends of the fermentation cylinder are respectively opposite to the feed port and the discharge port, and the fermentation cylinder is used for accommodating materials to be fermented;
the circulating spraying device comprises a biogas slurry pool and a spraying device, the biogas slurry pool is arranged at the bottom of the box body and is positioned below the fermentation cylinder, and the spraying device is used for spraying biogas slurry in the biogas slurry pool onto a material to be fermented in the fermentation cylinder.
Preferably, still include feeding auger and ejection of compact auger, the feeding auger with the position of feed inlet is just right, ejection of compact auger with the position of discharge gate is just right, the feeding auger be used for to carry the material of treating the fermentation in the fermentation cylinder, the material that ejection of compact auger is used for having fermented discharges.
Preferably, the fermentation tank further comprises a driving device, the fermentation tank is rotatably mounted in the box body, and the driving device is used for driving the fermentation tank to rotate around the axis of the fermentation tank.
Preferably, the wall of the fermentation cylinder is provided with a through hole for biogas slurry and oxygen to pass through.
Preferably, the plurality of through holes are arranged in a group, and the plurality of through holes in the group are uniformly arranged at intervals along the circumferential direction of the fermentation cylinder.
Preferably, there are multiple groups of the through holes, and the multiple groups of the through holes are uniformly arranged at intervals along the axial direction of the fermentation cylinder.
Preferably, the fermentation tank further comprises a stirring device for stirring the material to be fermented in the fermentation tank, the stirring device is fixedly arranged in the tank body, and part of the stirring device extends into the fermentation tank.
Preferably, the device further comprises a temperature sensor and a controller, wherein the temperature sensor is fixedly arranged in the box body, and the temperature sensor, the aeration device and the spraying device are all electrically connected with the controller.
Compared with the prior art, the utility model has the following technical effects:
the utility model provides a self-warming continuous anaerobic dry fermentation device which comprises a box body, an aeration device, a fermentation cylinder and a circulating spraying device. Firstly, adding a microbial agent into a material to be fermented, and then putting the material to be fermented into a fermentation cylinder. Oxygen is introduced into the box body through the aeration device, heat is generated by utilizing the aerobic respiration characteristic of microorganisms, the temperature required by material fermentation can be reached, heating equipment is not required, and the device is simplified, and energy is saved. Through circulation spray set, spray the natural pond liquid in the natural pond liquid pond on the material of treating fermentation in the fermentation cylinder, promote the material with natural pond liquid as the inoculum and carry out the fermentation effect, can effectively prevent to take place the acidification phenomenon, avoid material fermentation failure. After the fermentation is finished, the materials are conveyed out of the box body to finish discharging, and the circulation work is carried out, so that the device has the characteristic of simple operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a self-heating continuous anaerobic dry fermentation apparatus according to the present embodiment;
wherein: 1-feeding packing auger; 2-a feed valve; 3-a peristaltic pump; 4-a fermentation cylinder; 5-a box body; 6-through holes; 7-a stirring device; 8-a spraying device; 9-a spray head; 10-an aeration device; 11-a biogas slurry pool; 12-a fan; 13-a discharge valve; 14-a discharge auger; 15-driving means.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in FIG. 1, the embodiment provides a self-warming continuous anaerobic dry fermentation device, which comprises a box body 5, an aeration device 10, a fermentation cylinder 4 and a circulating spraying device.
Wherein, a feed inlet and a discharge outlet are arranged on the box body 5; the aeration device 10 is used for introducing oxygen into the box body 5; the fermentation cylinder 4 is arranged in the box body 5, two ends of the fermentation cylinder 4 are respectively opposite to the positions of the feed inlet and the discharge outlet, and the fermentation cylinder 4 is used for accommodating materials to be fermented; the circulating spraying device comprises a biogas slurry tank 11 and a spraying device 8, the biogas slurry tank 11 is arranged at the bottom of the box body 5 and is positioned below the fermentation cylinder 4, and the spraying device 8 is used for spraying biogas slurry in the biogas slurry tank 11 onto the material to be fermented in the fermentation cylinder 4.
In this embodiment, firstly, a microbial agent is added to a material to be fermented, and then the material to be fermented is placed in the fermentation cylinder 4. Oxygen is introduced into the box body 5 through the aeration device 10, heat is generated by utilizing the aerobic respiration characteristic of microorganisms, the temperature required by material fermentation can be reached, heating equipment is not required, the device is simplified, and energy is saved. Through circulation spray set, with the natural pond liquid in the natural pond liquid pond 11 through spraying on the material of treating fermentation in fermentation cylinder 4, promote the material with natural pond liquid as the inoculum and carry out the fermentation effect, can effectively prevent to take place the acidification phenomenon, avoid material fermentation failure. After the fermentation is finished, the materials are conveyed out of the box body 5 to finish discharging, and the circulation work is carried out, so that the device has the characteristic of simple operation.
In the embodiment, the microbial agent is beneficial to increasing the number of in-situ microorganisms in the material and enhancing the activity of the microorganisms for degrading organic matters, so that the temperature rise process is accelerated, the temperature of the material is raised to 50 ℃ under the combined action of the microbial agent and aeration, a good fermentation environment can be formed, and the fermentation effect of the material is facilitated. The microbial agents have various dominant complementary floras such as aspergillus niger, trichoderma, penicillium oxalicum or white rot fungi, and the like, can effectively degrade lignin in materials, and shorten the time for reaching high temperature. In the embodiment, the biogas slurry in the biogas slurry pool is neutral, and by spraying the biogas slurry on the material, in-situ soluble substances can be effectively supplemented for the material, so that the migration and the conversion of organic acid are promoted, and the methane production is facilitated. Through this device, do benefit to degradation agricultural rubbish to produce methane and supply with the use.
In order to facilitate the material to enter and exit the fermentation cylinder 4 and improve the working efficiency, the embodiment further comprises a feeding auger 1 and a discharging auger 14, the feeding auger 1 is opposite to the feeding port, the discharging auger 14 is opposite to the discharging port, the feeding auger 1 is used for conveying the material to be fermented into the fermentation cylinder 4, and the discharging auger 14 is used for discharging the fermented material. In this embodiment, a feed valve 2 is provided at a feed port of the box body 5 for opening and closing the feed port; be equipped with discharge valve 13 in the discharge gate department of box 5 for open and close the discharge gate, through feed valve 2 and discharge valve 13, can guarantee the sealed effect of box 5.
In order to improve the aeration effect and the fermentation effect, the fermentation tank further comprises a driving device 15, the fermentation tank 4 is rotatably arranged in the box body 5, and the driving device 15 is used for driving the fermentation tank 4 to rotate around the axis of the fermentation tank 4. The driving device 15 drives the fermentation cylinder 4 to rotate and turn over the materials, so that the materials in the fermentation cylinder 4 are fully aerated and fermented.
In order to further improve the aeration effect and the fermentation effect, the wall of the fermentation cylinder 4 is provided with a through hole 6 for biogas slurry and oxygen to pass through. Further, the plurality of through holes 6 are grouped, and the plurality of through holes 6 in the group are arranged at regular intervals in the circumferential direction of the fermenting cylinder 4. Furthermore, there are a plurality of sets of the through holes 6, and the plurality of sets of the through holes 6 are arranged at regular intervals along the axial direction of the fermenting cylinder 4. In the aeration process, the microorganisms in the fermentation cylinder 4 can be ensured to be fully contacted with oxygen, the aerobic respiration of the microorganisms is facilitated, and the aeration effect is further improved. In the fermentation process, the materials to be fermented in the fermentation cylinder 4 can be ensured to be fully contacted with the biogas slurry, the fermentation effect of the materials is facilitated, and the fermentation effect is further improved.
In order to stir the materials in the fermentation cylinder 4 when the fermentation cylinder 4 rotates, so as to improve the aeration effect and the fermentation effect, the fermentation cylinder also comprises a stirring device 7 for stirring the materials to be fermented in the fermentation cylinder 4, the stirring device 7 is fixedly arranged in the box body 5, and the part of the stirring device 7 extends into the fermentation cylinder 4.
The embodiment also comprises a temperature sensor and a controller, wherein the temperature sensor is fixedly arranged in the box body 5, and the temperature sensor, the aeration device 10 and the spraying device 8 are electrically connected with the controller. The temperature in the box body 5 can be monitored in real time through the temperature sensor, and when the temperature in the box body 5 reaches the required fermentation temperature, the controller closes the aeration device 10 and opens the spraying device 8.
In this embodiment, spray set 8 includes spray piping and shower nozzle 9, spray piping's one end and 11 intercommunications in natural pond liquid pond, and spray piping includes the shower section, and the shower section is located the top of fermentation cylinder 4, and a plurality of shower nozzles 9 are arranged along the even interval of length direction of shower section, and the export of shower nozzle 9 is provided with peristaltic pump 3 towards fermentation cylinder 4 on the spray piping.
In this embodiment, aeration equipment 10 includes aeration pipe and fan 12, and fan 12 sets up outside box 5 and is arranged in carrying the air in the external world to aeration pipe, and aeration pipe includes gas transmission section and the section of giving vent to anger, and the section of giving vent to anger is fixed to be set up in box 5, is equipped with the venthole in the section of giving vent to anger, and the one end of the section of giving vent to anger communicates with the one end of gas transmission section, and the other end and the fan 12 intercommunication of gas transmission section. The embodiment adopts the form of indirect aeration, and the aeration frequency is determined according to actual conditions.
The embodiment also provides a use method of the device, which comprises the following steps:
s1, adding a microbial agent into the material to be fermented, conveying the material to be fermented into the fermentation cylinder 4 through the feed inlet, plugging the feed inlet and the discharge outlet, and sealing the box body 5;
s2, starting the aeration device 10, introducing oxygen into the box body 5, and allowing microorganisms in the material to be fermented in the fermentation cylinder 4 to perform respiration and generate heat;
s3, when the temperature in the box body 5 reaches the required fermentation temperature, closing the aeration device 10, then opening the spraying device 8, spraying the biogas slurry in the biogas slurry pool 11 onto the material to be fermented in the fermentation cylinder 4 by the spraying device 8, carrying out anaerobic fermentation on the material and generating methane, and returning the redundant biogas slurry to the biogas slurry pool 11 to form biogas slurry circulation;
s4, opening the feed inlet and the discharge outlet, discharging the fermented materials out of the fermentation cylinder 4, and conveying new materials to be fermented into the fermentation cylinder 4.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the utility model.
Claims (8)
1. The utility model provides a from continuous anaerobism of rising temperature and do fermenting installation which characterized in that includes:
the box body is provided with a feeding hole and a discharging hole;
the aeration device is used for introducing oxygen into the box body;
the fermentation cylinder is arranged in the box body, two ends of the fermentation cylinder are respectively opposite to the feed port and the discharge port, and the fermentation cylinder is used for accommodating materials to be fermented;
the circulating spraying device comprises a biogas slurry pool and a spraying device, the biogas slurry pool is arranged at the bottom of the box body and is positioned below the fermentation cylinder, and the spraying device is used for spraying biogas slurry in the biogas slurry pool onto a material to be fermented in the fermentation cylinder.
2. The self-warming continuous anaerobic dry fermentation device according to claim 1, further comprising a feeding auger and a discharging auger, wherein the feeding auger is opposite to the feeding port, the discharging auger is opposite to the discharging port, the feeding auger is used for conveying materials to be fermented into the fermentation cylinder, and the discharging auger is used for discharging the fermented materials.
3. The self-warming continuous anaerobic dry fermentation device according to claim 1, further comprising a driving device, wherein the fermentation cylinder is rotatably mounted in the box body, and the driving device is used for driving the fermentation cylinder to rotate around the axis of the fermentation cylinder.
4. The self-warming continuous anaerobic dry fermentation device according to claim 3, wherein the wall of the fermentation cylinder is provided with through holes for biogas slurry and oxygen to pass through.
5. The self-elevating continuous anaerobic dry fermentation device according to claim 4, wherein a plurality of the through holes are grouped, and the plurality of the through holes in a group are arranged at regular intervals in the circumferential direction of the fermentation cylinder.
6. The self-elevating continuous anaerobic dry fermentation device according to claim 5, wherein there are a plurality of sets of said through holes, said plurality of sets of said through holes being uniformly spaced along the axial direction of said fermentation cylinder.
7. The self-warming continuous anaerobic dry fermentation device according to claim 3, further comprising a stirring device for stirring the material to be fermented in the fermentation cylinder, wherein the stirring device is fixedly arranged in the box body, and the part of the stirring device extends into the fermentation cylinder.
8. The self-warming continuous anaerobic dry fermentation device according to claim 1, further comprising a temperature sensor and a controller, wherein the temperature sensor is fixedly arranged in the box body, and the temperature sensor, the aeration device and the spraying device are all electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121160115.9U CN215404194U (en) | 2021-05-27 | 2021-05-27 | Self-heating continuous anaerobic dry fermentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121160115.9U CN215404194U (en) | 2021-05-27 | 2021-05-27 | Self-heating continuous anaerobic dry fermentation device |
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| Publication Number | Publication Date |
|---|---|
| CN215404194U true CN215404194U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121160115.9U Active CN215404194U (en) | 2021-05-27 | 2021-05-27 | Self-heating continuous anaerobic dry fermentation device |
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| CN (1) | CN215404194U (en) |
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2021
- 2021-05-27 CN CN202121160115.9U patent/CN215404194U/en active Active
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