CN214654796U - Laminar flow fermentation device - Google Patents
Laminar flow fermentation device Download PDFInfo
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- CN214654796U CN214654796U CN202022752573.3U CN202022752573U CN214654796U CN 214654796 U CN214654796 U CN 214654796U CN 202022752573 U CN202022752573 U CN 202022752573U CN 214654796 U CN214654796 U CN 214654796U
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Abstract
The laminar flow fermentation device is characterized by comprising a fermentation tank, an in-tank stirring mechanism, a heat recovery air exchange device, a feeding mechanism, a discharging mechanism, a heating water pipe and a cooling water pipe, wherein the heating water pipe and the cooling water pipe are respectively coiled inside the fermentation tank and divided into three equal intervals, namely an aerobic fermentation interval, a facultative fermentation interval and an anaerobic fermentation interval. The in-tank stirring mechanism comprises a plurality of material homogenizing stirring cages and a plurality of turning stirring cages, the heat recovery air interchanger comprises a heat recovery ventilator, an exhaust pipe and an air inlet pipe, the feeding mechanism comprises a feeding funnel, a vertical feeding pipe and a transverse feeding pipe, and the discharging mechanism comprises a plurality of laminar flow discharging stirring cages and an external transmission pipe. The utility model discloses its abundant fermentation environment of affiliated fermentation nature accords with and accomplishes the complete prerequisite of whole fermentation, and the storehouse material top-down moves simultaneously, and the top is filled by what the pan feeding mouth got into and ejection of compact equivalent material, guarantees the full storehouse state of developments in the storehouse all the time.
Description
Technical Field
The utility model relates to an organic matter refuse treatment field, in particular to a laminar flow fermentation device for treating livestock and poultry manure, industrial and agricultural residues and animal and plant wastes.
Background
Along with the development of industrial and agricultural economy, in the current production and living process, particularly in the development process of rural breeding industry, a large amount of animal and plant wastes and production residues, such as livestock and poultry manure, wine residues, bean residues, straws and the like, are generated, and the organic substances are good renewable resources, can be prepared into valuable products after being treated and utilized, and can cause pollution and damage to people and the environment if not better treated. At present, the biological treatment mode is mostly a centralized static treatment mode, namely, a fixed quantity is treated once, each treatment period is 7-15 days or longer, or a small dynamic treatment mode can only treat a small quantity, and the generation of the renewable resources is continuous, so that a large quantity of waste materials are required to be accumulated and stored for the second time after being produced, and secondary pollution is caused. The solution is to process continuity and scale-up the capacity, the processing speed is matched with the generation speed, and the processing is carried out along with the generation.
In the known existing biological treatment modes, the feasible biological treatment mode is to decompose the components of the biological agents under certain conditions to form products with economic and regeneration values, so that the resources are recycled. If the organic wastes are completely treated, three biological processes are required: firstly, aerobic fermentation; secondly, performing facultative fermentation; thirdly, anaerobic fermentation. From aerobic fermentation to anaerobic fermentation, the process is gradual and can not be inverted, and aerobic and facultative fermentation are performed, so that conditions are provided for anaerobic fermentation in the process of finishing the main action of the fermentation.
In the existing treatment process technology, a simple fermentation reaction process is carried out, only simple harmless treatment is carried out, and the integrity and completeness degree in the treatment process are not enough. In the fermentation treatment process of the waste organic substances, the fermentation treatment results are different due to different working conditions of factors such as temperature, humidity, density, moisture, pH value, oxygen content, fermentation time and the like, so that the conditions are required to be met in the process technology treatment process control or process design so as to realize different target tasks for different fermentation principle stages of the materials, and the unit molecules of the materials pass through the same fermentation process in equal time, so that the consistency and reliability of the produced products can be ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above problem, provide a carry out a laminar flow fermentation device that makes organic matter rubbish such as birds animal manure complete and complete the processing.
The utility model adopts the technical proposal that:
the laminar flow fermentation device is characterized by comprising a fermentation tank, an in-tank stirring mechanism, a heat recovery and air exchange device, a feeding mechanism, a discharging mechanism, a heating water pipe and a cooling water pipe, wherein a heat-insulation composite board is fixedly arranged on the outer end face of the tank body of the fermentation tank, and a stainless steel plate is fixedly arranged on the inner end face of the tank body of the fermentation tank. The upper cover of the fermentation tank is provided with a feed inlet, and the bottom of the fermentation tank is provided with a plurality of nitrogen input pipes which are introduced into the fermentation tank. The fermentation tank is characterized in that a hot water inlet and a cold water inlet are formed in the side wall of one end of the fermentation tank respectively, a hot water outlet and a cold water outlet are formed in the side wall of the other end of the fermentation tank respectively, a heating water pipe and a cooling water pipe are coiled inside the fermentation tank respectively, one end of the heating water pipe is connected with the hot water inlet, and the other end of the heating water pipe is connected with the hot water outlet. The lower cold water inlet of one end of the cooling water pipe is connected, and the other end of the cooling water pipe is connected with the cold water outlet. The inner space of the fermentation tank is divided into three equal sections, namely an aerobic fermentation section, a facultative fermentation section and an anaerobic fermentation section, by a heating water pipe arranged in a disc and a cooling water pipe arranged in a disc.
The in-tank stirring mechanism comprises a plurality of homogenizing stirring cages and a plurality of turning stirring cages, wherein the homogenizing stirring cages and the turning stirring cages are respectively arranged in an oxygen fermentation interval in the fermentation tank, the homogenizing stirring cages are respectively arranged in parallel, and a plurality of homogenizing stirring cage shafts are respectively driven by a motor arranged on the outer wall of the fermentation tank. The multiple turning and stirring cages are respectively arranged at the lower ends of the multiple homogenizing stirring cages in parallel and are vertically arranged with the multiple homogenizing stirring cages, and the multiple turning and stirring cage shafts are respectively driven by motors arranged on the outer wall of the fermentation tank.
The heat recovery air interchanger comprises a heat recovery air interchanger, an exhaust pipe and an air inlet pipe, wherein the heat recovery air interchanger is a commercially available product, the heat recovery air interchanger is fixedly provided with the upper end of a fermentation tank through a support frame, the upper end of the fermentation tank is respectively provided with an air outlet and an air inlet, one end of the exhaust pipe is connected with the air outlet, the other end of the exhaust pipe is connected with an air inlet of the heat recovery air interchanger, one end of the air inlet pipe is connected with the air inlet, the other end of the air inlet pipe is connected with an air outlet of the heat recovery air interchanger, and a photo-oxidation catalyst layer and an active carbon adsorption layer are respectively arranged on the other air outlet of the heat recovery air interchanger.
Feeding mechanism, including pay-off funnel, vertical conveying pipeline and horizontal conveying pipeline, the upper end and the horizontal conveying pipeline rear end of vertical conveying pipeline are connected, and the front end and the feed inlet of fermentation cylinder upper end of horizontal conveying pipeline are connected, and the pay-off funnel is fixed to be set up on vertical conveying pipeline lower part lateral wall, is provided with the promotion in the vertical conveying pipeline and stirs the cage, is provided with the pan feeding conveying in the horizontal conveying pipeline and stirs the cage, and the promotion stirs the cage and the pan feeding conveying stirs the cage and passes through the driving of feeding motor respectively.
The discharging mechanism comprises a plurality of laminar flow discharging stirring cages and an external transmission material pipe, a plurality of guide grooves are respectively and concavely arranged on the lower end face of the fermentation tank, discharge ports are respectively arranged on the side walls of the fermentation tanks on one sides of the guide grooves, the plurality of laminar flow discharging stirring cages are respectively arranged in the plurality of guide grooves, and a plurality of laminar flow discharging stirring cage shafts are respectively driven by motors arranged on the outer walls of the fermentation tanks. The external transmission material pipe is arranged at the outer ends of the discharge ports, an external transmission stirring cage is arranged in the external transmission material pipe, and an external transmission stirring cage shaft is driven by a discharge motor.
The principle of the laminar flow dynamic fermentation process technology of the utility model is as follows:
1. in a heat-preserving closed large-volume fermentation container (fermentation chamber), the whole chamber material in the treatment process is gradually changed due to the characteristics of the stage change of weight and gravity fermentation process from top to bottom and the natural flow of cold and heat, the characteristics of lower temperature from top to bottom, higher density, complete aerobic fermentation from the top and complete anaerobic fermentation from the bottom are formed, according to experimental determination, the upper part 1/3 belongs to an aerobic fermentation state, the middle part 1/3 belongs to a facultative fermentation state (both aerobic and anaerobic), and the bottom part 1/3 belongs to an anaerobic fermentation state, and the full fermentation environment of the fermentation state meets the necessary condition for completing the complete fermentation, and the aerobic fermentation, the anaerobic fermentation and the facultative fermentation are all 48 hours in time;
along with the equal simultaneous discharging of the whole bottom area of the bin (the bin bottom adopts a mode of conveying the bin by a plurality of conical guide groove shafts), the materials in the bin move from top to bottom simultaneously, the top of the bin is filled with the materials which enter from a feeding port and are equal to the discharged materials, the dynamic full bin state in the bin is always ensured, the mode that the same layer moves from the top for 144 hours and reaches the bottom for output after various fermentation stages is called laminar flow fermentation, the top feeding and the bottom discharging are completed simultaneously and equally, so that each molecular particle of the materials are the same in the bin for equal time, and the quality of the product is ensured and improved through a consistent biological treatment process;
2. in order to better ensure the stability of fermentation conditions, devices such as a heat recovery ventilation device, a heat supplementing pipe, a cold supplementing pipe, an oxygen supplementing pipe and the like are configured in the process technology, the heat supply pipe is arranged at the upper part 1/3, when the aerobic fermentation temperature is insufficient, hot water at 70 ℃ is supplied for heat exchange, the return water temperature is not lower than 65 ℃, in the anaerobic fermentation, a cold water pipe is arranged at the bottom part 1/3, when the anaerobic temperature is higher than 50 ℃, cold water is supplied for cold exchange, a heat recovery ventilation device is not arranged at the top part, gas generated in the fermentation process is discharged, oxygen is supplemented at the same time, the top aerobic fermentation process is better completed, and the heat supplementing quantity = cold supplementing quantity + ventilation loss heat quantity. The bottom is provided with a nitrogen filling pipe, so that the nitrogen positive pressure state of an anaerobic fermentation area is ensured, the anaerobic process is more sufficient, the feeding port and the discharging port utilize the excess materials in the conveying stirring cage to perform the sealing function, the whole bin is in a completely closed state, and the top of the bin is not provided with a device for flatly laying the materials and turning over the materials.
The technology and the process of the utility model have the advantages that:
1. the organic garbage such as the feces of the livestock and the poultry and the like is completely and completely treated. Overcomes the defects of one-sided treatment and incomplete treatment in the prior art and the prior art;
2. the laminar flow fermentation technology and the process ensure that the treated substance molecular particles have the treatment process with the same time and the same process, and overcome the characteristic that different particle blocks of the same product have different qualities in the prior art;
3. complete treatment process, using treatment enrichment, treatment of the gas components produced: the method has the advantages that oxygen, hydrogen, water vapor and trace substances which can reach the standard are contained, zero-pollution discharge is realized through photo-oxidation and adsorption treatment, and the defects of secondary pollutants such as waste water, waste residues and the like discharged in the prior art are overcome;
4. dynamic fermentation, wherein the material flow is treated at any time and is directly sent into a fermentation bin for treatment, thereby overcoming the defect of secondary pollution caused by falling to the ground and stacking for treatment in the prior art;
5. the method has the advantages that any daily treatment capacity can be selected according to the treatment capacity, the method has the advantages of a combined module, is more suitable for large-scale automatic production treatment, and overcomes the characteristic that the existing factory production treatment process technology cannot carry out large-scale modern production;
6. the site is not limited, and due to the zero-pollution discharge process technology, the production site selection and the factory building requirements are wider, and the characteristic that the production site must be far away from residential areas and ecological environment in the existing treatment technology is overcome;
7. can provide technical guarantee for processing the livestock excrement into high-end products such as feed and the like, and overcomes the defects that the prior art only can play a role inefficiently and only produces low-end organic fertilizer.
Drawings
FIG. 1 is a schematic view of the structure inside the fermenter according to the present invention.
Fig. 2 is a schematic structural diagram of the feeding mechanism of the present invention.
Detailed Description
The laminar flow fermentation device is characterized by comprising a fermentation tank 1, an in-tank stirring mechanism, a heat recovery and air exchange device, a feeding mechanism, a discharging mechanism, a heating water pipe 2 and a cooling water pipe 3, wherein a heat-insulating composite board 4 is fixedly arranged on the outer end face of a tank body of the fermentation tank 1, and a stainless steel plate 5 is fixedly arranged on the inner end face of the tank body. The upper cover of the fermentation tank 1 is provided with a feed inlet 6, and the bottom of the fermentation tank 1 is provided with a plurality of nitrogen input pipes 7 which are led into the fermentation tank 1. Be provided with hot water entry 8 and cold water entry 9 on the 1 one end lateral wall of fermentation cylinder respectively, be provided with hot water export 10 and cold water export 11 on the 1 other end lateral wall of fermentation cylinder respectively, heating water pipe 2 and condenser tube 3 coil respectively and establish inside fermentation cylinder 1, the one end and the hot water entry 8 of heating water pipe 2 are connected, the other end and hot water export 10 are connected. One end of the cooling water pipe 3 is connected with a cold water inlet 9, and the other end is connected with a cold water outlet 11. The inner space of the fermentation tank 1 is divided into three equal sections, namely an aerobic fermentation section 12, a facultative fermentation section 13 and an anaerobic fermentation section 14, by a coiled heating water pipe 2 and a coiled cooling water pipe 3. Due to the characteristics of the stage change of the weight and the gravity fermentation process from top to bottom and the natural flow of cold and heat, the fermentation tank has the characteristics of lower temperature and higher density from top to bottom, and is gradually changed from top to bottom due to the characteristics of complete aerobic fermentation and complete anaerobic fermentation at the bottom.
The in-tank stirring mechanism comprises a plurality of homogenizing stirring cages 15 and a plurality of turning stirring cages 16, wherein the homogenizing stirring cages 15 and the turning stirring cages 16 are respectively arranged in an oxygen fermentation zone 12 in the fermentation tank 1, the homogenizing stirring cages 15 are respectively arranged in parallel, and a plurality of homogenizing stirring cages 15 are respectively driven by motors arranged on the outer wall of the fermentation tank 1. The multiple turning and stirring cages 16 are respectively arranged at the lower ends of the multiple homogenizing stirring cages 15 in parallel and are vertically arranged with the multiple homogenizing stirring cages 15, and the multiple turning and stirring cages 16 are respectively driven by a motor arranged on the outer wall of the fermentation tank 1. The arrangement of the plurality of homogenizing stirring cages 15 and the plurality of turning stirring cages 16 can ensure that the feeding materials can be uniformly distributed in the fermentation tank 1.
The heat recovery ventilation device comprises a heat recovery ventilator 17, an exhaust pipe 18 and an air inlet pipe 19, wherein the heat recovery ventilator 17 is a commercially available product, the heat recovery ventilator 17 is fixedly arranged at the upper end of a fermentation tank 1 through a support frame, the upper end of the fermentation tank 1 is respectively provided with an exhaust outlet 20 and an air inlet 21, one end of the exhaust pipe 18 is connected with the exhaust outlet 20, the other end of the exhaust pipe 18 is connected with an air inlet of the heat recovery ventilator 17, one end of the air inlet pipe 19 is connected with the air inlet 21, the other end of the air inlet pipe 19 is connected with an air outlet of the heat recovery ventilator 17, and the other air outlet of the heat recovery ventilator 17 is respectively provided with a photo-oxidation catalyst layer 22 and an active carbon adsorption layer 23.
Feeding mechanism, including hopper 24, vertical conveying pipeline 25 and horizontal conveying pipeline 26, the upper end and the horizontal conveying pipeline 26 rear end of vertical conveying pipeline 25 are connected, the front end and the feed inlet 6 of fermentation cylinder 1 upper end of horizontal conveying pipeline 26 are connected, hopper 24 is fixed to be set up on the lateral wall of vertical conveying pipeline 25 lower part, be provided with in the vertical conveying pipeline 25 and promote and stir cage 27, be provided with the pan feeding conveying in the horizontal conveying pipeline 26 and stir cage 28, promote and stir cage 27 and pan feeding conveying and stir the cage 28 and pass through the drive of pay-off motor 29 respectively.
The discharging mechanism comprises a plurality of laminar flow discharging stirring cages 30 and an external transmission material pipe 31, a plurality of guide grooves 32 are respectively and concavely arranged on the lower end face of the fermentation tank 1, discharge ports are respectively arranged on the side wall of the fermentation tank 1 on one side of the guide grooves 32, the plurality of laminar flow discharging stirring cages 30 are respectively arranged in the plurality of guide grooves 32, and a plurality of laminar flow discharging stirring cages 30 are respectively driven by motors arranged on the outer wall of the fermentation tank 1. The external transmission pipe 31 is arranged at the outer ends of the discharge holes, an external transmission stirring cage 33 is arranged in the external transmission pipe 31, and the shaft of the external transmission stirring cage 33 is driven by a discharge motor 34. The plurality of diversion trenches 32 can achieve the equal quantity and simultaneous discharging of the whole bottom area of the fermentation tank 1.
Claims (1)
1. A laminar flow fermentation device comprises a fermentation tank (1), an in-tank stirring mechanism, a heat recovery ventilation device, a feeding mechanism, a discharging mechanism, a heating water pipe (2) and a cooling water pipe (3), and is characterized in that a heat insulation composite plate (4) is fixedly arranged on the outer end face of the tank body of the fermentation tank (1), a stainless steel plate (5) is fixedly arranged on the inner end face of the fermentation tank, a feed inlet (6) is arranged on the upper cover of the fermentation tank (1), a plurality of nitrogen input pipes (7) which are led into the fermentation tank (1) are arranged at the bottom of the fermentation tank (1), a hot water inlet (8) and a cold water inlet (9) are respectively arranged on the side wall of one end of the fermentation tank (1), a hot water outlet (10) and a cold water outlet (11) are respectively arranged on the side wall of the other end of the fermentation tank (1), and the heating water pipe (2) and the cooling water pipe (3) are respectively coiled inside the fermentation tank (1), one end of the heating water pipe (2) is connected with the hot water inlet (8), the other end of the heating water pipe is connected with the hot water outlet (10), one end of the cooling water pipe (3) is connected with the cold water inlet (9), and the other end of the cooling water pipe is connected with the cold water outlet (11); the inner space of the fermentation tank (1) is divided into three equal sections, namely an aerobic fermentation section (12), a facultative fermentation section (13) and an anaerobic fermentation section (14), by a coiled heating water pipe (2) and a coiled cooling water pipe (3);
the in-tank stirring mechanism comprises a plurality of homogenizing stirring cages (15) and a plurality of turning stirring cages (16), wherein the homogenizing stirring cages (15) and the turning stirring cages (16) are respectively arranged in an oxygen fermentation zone (12) in the fermentation tank (1), the homogenizing stirring cages (15) are respectively arranged in parallel, and shafts of the homogenizing stirring cages (15) are respectively driven by a motor arranged on the outer wall of the fermentation tank (1); the multiple turning and stirring cages (16) are respectively arranged at the lower ends of the multiple homogenizing and stirring cages (15) in parallel and are vertical to the multiple homogenizing and stirring cages (15), and the multiple turning and stirring cages (16) are respectively driven by a motor arranged on the outer wall of the fermentation tank (1);
the heat recovery ventilation device comprises a heat recovery ventilator (17), an exhaust pipe (18) and an air inlet pipe (19), wherein the heat recovery ventilator (17) is fixedly arranged at the upper end of a fermentation tank (1) through a support frame, the upper end of the fermentation tank (1) is respectively provided with an exhaust outlet (20) and an air inlet (21), one end of the exhaust pipe (18) is connected with the exhaust outlet (20), the other end of the exhaust pipe (18) is connected with an air inlet of the heat recovery ventilator (17), one end of the air inlet pipe (19) is connected with the air inlet (21), the other end of the air inlet pipe (19) is connected with an air outlet of the heat recovery ventilator (17), and the other air outlet of the heat recovery ventilator (17) is respectively provided with a photo-oxidation catalyst layer (22) and an active carbon adsorption layer (23);
the feeding mechanism comprises a feeding funnel (24), a vertical conveying pipe (25) and a transverse conveying pipe (26), wherein the upper end of the vertical conveying pipe (25) is connected with the rear end of the transverse conveying pipe (26), the front end of the transverse conveying pipe (26) is connected with a feeding port (6) at the upper end of the fermentation tank (1), the feeding funnel (24) is fixedly arranged on the side wall of the lower part of the vertical conveying pipe (25), a lifting stirring cage (27) is arranged in the vertical conveying pipe (25), a feeding conveying stirring cage (28) is arranged in the transverse conveying pipe (26), and the lifting stirring cage (27) and the feeding conveying stirring cage (28) are respectively driven by a feeding motor (29);
the discharging mechanism comprises a plurality of laminar flow discharging stirring cages (30) and an external transmission material pipe (31), a plurality of flow guide grooves (32) are respectively and concavely arranged on the lower end surface of the fermentation tank (1), discharge ports are respectively arranged on the side wall of the fermentation tank (1) at one side of the flow guide grooves (32), the plurality of laminar flow discharging stirring cages (30) are respectively arranged in the plurality of flow guide grooves (32), and a plurality of laminar flow discharging stirring cage (30) shafts are respectively driven by a motor arranged on the outer wall of the fermentation tank (1); the external transmission material pipe (31) is arranged at the outer ends of the discharge holes, an external transmission stirring cage (33) is arranged in the external transmission material pipe (31), and the shaft of the external transmission stirring cage (33) is driven by a discharge motor (34).
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| CN202022752573.3U CN214654796U (en) | 2020-11-24 | 2020-11-24 | Laminar flow fermentation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112410174A (en) * | 2020-11-24 | 2021-02-26 | 王斌 | Laminar flow fermentation device and fermentation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112410174A (en) * | 2020-11-24 | 2021-02-26 | 王斌 | Laminar flow fermentation device and fermentation method thereof |
| CN112410174B (en) * | 2020-11-24 | 2023-08-11 | 王天浩 | Laminar flow fermentation device and fermentation method thereof |
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