CN215288760U - Device for preparing biogas through combined fermentation of various biomasses - Google Patents
Device for preparing biogas through combined fermentation of various biomasses Download PDFInfo
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- CN215288760U CN215288760U CN202121545472.7U CN202121545472U CN215288760U CN 215288760 U CN215288760 U CN 215288760U CN 202121545472 U CN202121545472 U CN 202121545472U CN 215288760 U CN215288760 U CN 215288760U
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Abstract
The utility model discloses a device for preparing biogas by combined fermentation of various types of biomass, which comprises a biogas tank and a housing connected to the top of the biogas tank, wherein the housing is provided with a gas outlet, the two sides of the biogas tank are respectively connected with a straw feeding pipe and a sludge feeding pipe, the straw feeding pipe is connected with a straw treatment component, and the sludge feeding pipe is connected with a sludge treatment component; straw inlet pipe and mud feed pipe are inside to be equipped with straw direction auger and mud direction auger respectively, straw inlet pipe and mud feed pipe extend to the one end intercommunication of methane tank inner chamber, the utility model discloses design according to current demand, can mix through the inlet pipe after straw after handling and the mud input, and the refining subassembly during operation can in time homogenize from the material of inlet pipe input, and the subsequent fermentation of the material of being convenient for does benefit to the effective preparation of marsh gas.
Description
Technical Field
The utility model relates to a marsh gas preparation technical field specifically is a device of multiclass living beings combination fermentation preparation marsh gas.
Background
The biomass energy is energy provided by living plants in nature, and the plants store solar energy by taking the biomass as a medium, and belong to renewable energy sources. The organic garbage, straw, water and human and animal excreta in city and countryside can be used to prepare marsh gas for life and production. The method for preparing the methane by using the biomass straws as the main fermentation raw material is an effective utilization way.
The device for preparing biogas by utilizing three sections of excess sludge and straws, disclosed in the prior patent publication No. CN 105647791B, is provided with a feeding unit, a biogas fermentation tank, a conveying unit and a controller, and can utilize straws and sludge to prepare biogas, the conveying unit can convey fermented waste residues out, and a stirrer is arranged in the biogas fermentation tank to stir materials.
However, the above device has the following disadvantages when in use: 1. the throwing of the straws and the sludge is not uniform, and the output of the stirrer needs to be increased to stir the materials in the biogas fermentation tank; 2. the stirrer and the conveying unit are arranged inside the biogas fermentation tank, so that the stirrer and the conveying unit are easy to damage and inconvenient to maintain and treat. Aiming at the problems, the device for preparing the biogas by the combined fermentation of various types of biomass is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multiclass living beings combination fermentation preparation marsh gas's device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a device for preparing biogas through combined fermentation of various types of biomass comprises a biogas tank and a housing connected to the top of the biogas tank, wherein a gas outlet is formed in the housing, two sides of the biogas tank are respectively connected with a straw feeding pipe and a sludge feeding pipe, the straw feeding pipe is connected with a straw treatment assembly, and the sludge feeding pipe is connected with a sludge treatment assembly;
the straw feeding pipe and the sludge feeding pipe are internally provided with a straw guide auger and a sludge guide auger respectively, the straw feeding pipe and the sludge feeding pipe are communicated with each other at one end extending to the inner cavity of the methane tank, the bottom of the end, close to the straw feeding pipe and the sludge feeding pipe, of the straw feeding pipe and the sludge feeding pipe are connected with the feeding pipe, the feeding pipe is internally provided with a discharging auger, and the discharging auger is connected with a driving rod for driving the discharging auger to work;
the inner cavity of the methane tank is provided with a material homogenizing assembly which is used for stirring materials and simultaneously driving a driving rod to rotate and comprises a driving gear, the bottom of the driving gear is connected with a fixing ring through four groups of supporting rods, and one side of each supporting rod, which is close to the driving rod, is connected with a stirring piece;
and two groups of driving assemblies are arranged on the outer side of the methane tank and are used for driving the driving gear to rotate.
Preferably, the stirring part comprises four groups of connecting rods and positioning rings fixedly connected to one ends of the connecting rods, one ends of the connecting rods far away from the positioning rings are connected with supporting rods, one group of connecting rods are connected to one group of supporting rods, and the four groups of positioning rings are uniformly distributed in the vertical direction of the driving rod.
Preferably, be equipped with in the methane tank and be used for the stable pivoted guide of refining subassembly, the guide is including connecting the position ring frame at the methane tank inner wall, position ring frame and drive gear sliding fit, the methane tank bottom is equipped with the direction annular, solid fixed ring bottom is connected with the gyro wheel that uses with the cooperation of direction annular that three group at least evenly set up.
Preferably, the driving assembly comprises a driving box, a speed reducer is installed in the driving box, a power output end at the top of the speed reducer is connected with a driving gear, a through groove is formed in one side of the side wall of the methane tank, which is close to an inner cavity of the driving box, and the edge of the stabilizer bar extends to the groove and is in inner meshing connection with the driving gear; the driving box is characterized in that a stabilizer bar which is matched with the top plate of the driving box in a rotating mode is installed at the top of the inner cavity of the driving box, the bottom of the stabilizer bar is connected with the end of a driving gear shaft, and a stabilizing frame is connected to the inner wall of one side, far away from the methane tank, of the driving box and used for stabilizing the rotation of the driving gear.
Preferably, the bottom of the methane tank is provided with a discharge pipe communicated with the inner cavity of the methane tank, the top of the discharge pipe is provided with a support frame, the center of the top of the support frame is provided with a mounting seat used for stabilizing the rotation of a drive rod, the drive rod is in running fit with the mounting seat, the discharge pipe is connected with a waste conveying pipe, and the waste conveying pipe is provided with a valve.
Preferably, the pipe shaft that straw inlet pipe and mud inlet pipe are located the methane tank outside all is connected with the support, the one end that the methane tank was kept away from to the straw inlet pipe is connected with the first motor that is used for driving straw direction auger, the one end that the methane tank was kept away from to the mud inlet pipe is connected with the second motor that is used for driving mud direction auger.
Preferably, the straw processing assembly comprises a straw smashing mechanism, the discharge end of the straw smashing mechanism is connected with a soaking mechanism through a discharging auger, the discharge end of the soaking mechanism is connected with a material conveying pipe, and the discharge end of the material conveying pipe is connected with a feed end of a straw feeding pipe.
Preferably, the sludge treatment subassembly includes sludge pretreatment mechanism, the last pump machine that is used for taking mud in the sludge pretreatment mechanism out of installing of sludge pretreatment mechanism, the mud conveyer pipe is connected to the pump machine discharge end, mud inlet pipe feed end is connected to mud conveyer pipe discharge end.
Preferably, the housing is further provided with a pressure relief pipe, the housing is detachably connected with a methane tank, and the lower half part of the methane tank is arranged in a placing groove dug on the ground.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the advantages that the straw inlet pipe is communicated with the sludge inlet pipe, the inlet pipe is arranged at the communication position, the treated straw and the treated sludge can be mixed through the inlet pipe after being input, and the material input from the inlet pipe can be stirred uniformly in time when the material homogenizing component works, thereby facilitating the subsequent fermentation of the material and being beneficial to the effective preparation of the methane;
the utility model discloses well drive assembly sets up in the methane tank outside, prevents to set up when inside that gas and vapor that material fermentation produced influence drive assembly work, and is convenient for maintain, and the refining subassembly can be stable work in the methane tank, and the residue after then is convenient for export the processing from the discharging pipe, carries out the fertilization of returning to the field after being convenient for collect;
the utility model discloses a be provided with straw treatment component and sludge treatment subassembly, can all carry out the preliminary treatment to straw and mud, improve the efficiency that follow-up marsh gas produced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the interior of the biogas tank of the present invention.
Fig. 3 is a schematic structural view of the discharging pipe of the present invention.
Fig. 4 is a schematic structural diagram of the refining assembly of the present invention.
Fig. 5 is a schematic structural diagram of the middle driving assembly of the present invention.
In the figure: 11-a methane tank, 12-a housing, 13-an air outlet, 14-a pressure relief pipe, 15-a driving box, 16-a straw feeding pipe, 17-a material conveying pipe, 18-a water immersion mechanism, 19-a crushed material conveying pipe, 20-a straw crushing mechanism, 21-a sludge feeding pipe, 22-a sludge conveying pipe, 23-a sludge pretreatment mechanism, 24-a feeding pipe, 25-a discharging pipe, 26-a refining component, 27-a straw guide packing auger, 28-a sludge guide packing auger, 29-a blanking packing auger, 30-a support frame, 31-a positioning ring frame, 32-a guide ring groove, 33-a driving gear, 33-a positioning ring frame, 32-a guide ring groove, 34-a support rod, 35-a fixed ring, 36-a driving rod, 37-a connecting rod, 38-a positioning ring, 39-a driving gear, 40-a speed reducer, 41-a stabilizing frame, 42-a stabilizing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, in an embodiment of the present invention, a device for preparing biogas through combined fermentation of multiple types of biomass includes a biogas tank 11 and a housing 12 connected to the top of the biogas tank 11, wherein the housing 12 is provided with a gas outlet 13, two sides of the biogas tank 11 are respectively connected to a straw feeding pipe 16 and a sludge feeding pipe 21, the straw feeding pipe 16 is connected to a straw treatment assembly, and the sludge feeding pipe 21 is connected to a sludge treatment assembly;
the straw feeding pipe 16 and the sludge feeding pipe 21 are internally provided with a straw guide auger 27 and a sludge guide auger 28 respectively, the straw feeding pipe 16 and the sludge feeding pipe 21 are communicated with each other at one end extending to the inner cavity of the methane tank 11, the bottom of the end, close to the straw feeding pipe 16 and the sludge feeding pipe 21, of the straw feeding pipe 16 and the sludge feeding pipe 21 is connected with the feeding pipe 24, a discharging auger 29 is arranged in the feeding pipe 24, and the discharging auger 29 is connected with a driving rod 36 for driving the discharging auger 29 to work;
the inner cavity of the methane tank 11 is provided with a refining assembly 26 for driving a driving rod 36 to rotate while stirring materials, the refining assembly comprises a driving gear 33, the bottom of the driving gear 33 is connected with a fixing ring 35 through four groups of supporting rods 34, and one side of each supporting rod 34, which is close to the driving rod 36, is connected with a stirring piece;
and two groups of driving components are arranged on the outer side of the methane tank 11 and are used for driving the driving gear 33 to rotate.
The stirring component comprises four groups of connecting rods 37 and positioning rings 38 fixedly connected to one ends of the connecting rods 37, which are far away from the positioning rings 38, are connected with the supporting rods 34, one group of connecting rods 37 is connected to one group of supporting rods 34, and the four groups of positioning rings 38 are uniformly distributed in the vertical direction of the driving rod 36; when the driving gear 33 drives the supporting rod 34 to rotate, the four groups of connecting rods 37 which are uniformly distributed rotate to stir the materials, so that the materials input into the methane tank 11 from the feeding pipe 24 can be stirred uniformly in time, the subsequent fermentation of the materials is facilitated, and the effective preparation of the methane is facilitated.
A guide piece used for stable rotation of the refining assembly 26 is arranged in the methane tank 11, the guide piece comprises a positioning ring frame 31 connected to the inner wall of the methane tank 11, the positioning ring frame 31 is in sliding fit with a driving gear 33, a guide ring groove 32 is arranged at the bottom of the methane tank 11, and at least three groups of uniformly arranged rollers matched with the guide ring groove 32 are connected to the bottom of the fixing ring 35; the positioning ring frame 31 can ensure that the driving gear 33 can stably rotate, and when the driving gear 33 drives the supporting rod 34 and the fixing ring 35 to rotate, the roller can roll in the guide ring groove 32, so that the whole refining assembly 26 can stably work.
The driving assembly comprises a driving box 15, a speed reducer 40 is installed in the driving box 15, a power output end at the top of the speed reducer 40 is connected with a driving gear 39, a through groove is formed in one side of the side wall of the methane tank 11 close to the inner cavity of the driving box 15, and the edge of the stabilizer bar 42 extends to the groove and is in meshed connection with the driving gear 33; a stabilizer bar 42 which is in running fit with the top plate of the driving box 15 is arranged at the top of the inner cavity of the driving box 15, the bottom of the stabilizer bar 42 is connected with the shaft end of the driving gear 39, and the inner wall of the driving box 15, which is far away from the methane tank 11, is connected with a stabilizing frame 41 for stabilizing the rotation of the driving gear 39; in actual use, the reducer 40 drives the driving gear 39 to rotate, and the driving gear 39 can drive the driving gear 33 engaged with the driving gear to rotate.
A discharge pipe 25 communicated with an inner cavity of the methane tank 11 is arranged at the bottom of the methane tank 11, a support frame 30 is mounted at the top of the discharge pipe 25, a mounting seat used for stabilizing the rotation of a driving rod 36 is arranged at the center of the top of the support frame 30, the driving rod 36 is in rotating fit with the mounting seat, the discharge pipe 25 is connected with a waste conveying pipe, and a valve is arranged on the waste conveying pipe; during the in-service use, when needing to discharge the waste residue after the fermentation, can open the valve, arrange the waste residue to the waste material conveyer pipe from discharging pipe 25, the waste residue can carry out reuse, and the returning is used as fertilizer.
The outside pipe shaft that straw inlet pipe 16 and mud inlet pipe 21 are located methane tank 11 all is connected with the support, the one end that methane tank 11 was kept away from to straw inlet pipe 16 is connected with the first motor that is used for driving straw direction auger 27, the one end that methane tank 11 was kept away from to mud inlet pipe 21 is connected with the second motor that is used for driving mud direction auger 28.
The straw treatment assembly comprises a straw smashing mechanism 20, the discharge end of the straw smashing mechanism 20 is connected with a soaking mechanism 18 through a blanking auger 29, the discharge end of the soaking mechanism 18 is connected with a material conveying pipe 17, and the discharge end of the material conveying pipe 17 is connected with the feed end of a straw feeding pipe 16; the straws are sent into a straw smashing mechanism 20 to be smashed, the smashed straws enter a soaking mechanism 18 through a smashing material conveying pipe 19 to be preprocessed, the straws are adjusted to be neutral, and chemical substances such as acid or alkali can be used for washing the straws when the straws are processed in the soaking mechanism 18.
The sludge treatment component comprises a sludge pretreatment mechanism 23, a pump for pumping sludge in the sludge pretreatment mechanism 23 is mounted on the sludge pretreatment mechanism 23, the discharge end of the pump is connected with a sludge conveying pipe 22, and the discharge end of the sludge conveying pipe 22 is connected with the feed end of a sludge feeding pipe 21; the sludge or feces can be sent to a sludge pretreatment mechanism 23 for pretreatment, removal of excess water or dilution treatment.
The housing 12 is also provided with a pressure relief pipe 14 to prevent the pressure in the methane tank 11 from being too high, and the pressure relief pipe 14 can be connected with other pipelines for pressure relief; the encloser 12 is detachably connected with a methane tank 11, and the lower half part of the methane tank 11 is arranged in a placing groove dug on the ground.
The utility model discloses a theory of operation is: when the device for preparing the biogas by combined fermentation of the various types of biomass is used, straws are sent into a straw crushing mechanism 20 to be crushed, the crushed straws enter a soaking mechanism 18 through a crushed material conveying pipe 19 to be pretreated, the straws are regulated to be neutral, sludge or excrement can be sent into a sludge pretreatment mechanism 23 to be pretreated, and redundant water is removed or dilution treatment is carried out;
materials in the soaking mechanism 18 are input into the straw feeding pipe 16 through the material conveying pipe 17, materials in the sludge pretreatment mechanism 23 are input into the sludge feeding pipe 21 through the sludge conveying pipe 22, the first motor and the second motor work, and straws and sludge are respectively conveyed into the feeding pipe 24 through the straw guide packing auger 27 and the sludge guide packing auger 28;
the speed reducer 40 works to drive the driving gear 39 to rotate, the driving gear 33 meshed with the driving gear 39 rotates, the roller rolls in the guide ring groove 32, the connecting rod 37 drives the driving rod 36 to rotate, so that the discharging auger 29 works to guide out materials in the feeding pipe 24, and the connecting rod 37 shifts the materials in the methane tank 11;
after the addition of the materials is finished, fermentation is carried out in the methane tank 11, the fermented methane is discharged from the gas outlet 13, and then residues can be discharged to a waste conveying pipe from the discharge pipe 25.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention.
Claims (9)
1. A device for preparing biogas through combined fermentation of various types of biomass comprises a biogas tank (11) and a housing (12) connected to the top of the biogas tank (11), wherein a gas outlet (13) is formed in the housing (12), a straw feeding pipe (16) and a sludge feeding pipe (21) are respectively connected to two sides of the biogas tank (11), the straw feeding pipe (16) is connected with a straw treatment assembly, and the sludge feeding pipe (21) is connected with a sludge treatment assembly;
the method is characterized in that: a straw guide auger (27) and a sludge guide auger (28) are respectively arranged inside the straw feeding pipe (16) and the sludge feeding pipe (21), one ends of the straw feeding pipe (16) and the sludge feeding pipe (21) extending to the inner cavity of the methane tank (11) are communicated, the straw feeding pipe (16) and the sludge feeding pipe (21) are close to one end of the inner cavity of the methane tank and are connected with a feeding pipe (24), a blanking auger (29) is arranged in the feeding pipe (24), and the blanking auger (29) is connected with a driving rod (36) for driving the blanking auger (29) to work;
the biogas tank (11) is provided with a refining assembly (26) in an inner cavity, is used for stirring materials and simultaneously driving a driving rod (36) to rotate, and comprises a driving gear (33), the bottom of the driving gear (33) is connected with a fixing ring (35) through four groups of supporting rods (34), and one side of each supporting rod (34) close to the driving rod (36) is connected with a stirring piece;
two groups of driving components are arranged on the outer side of the methane tank (11) and are used for driving the driving gear (33) to rotate.
2. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: the stirring piece includes four groups of connecting rods (37) and holding ring (38) of fixed connection in connecting rod (37) one end, holding rod (34) is connected to the one end that holding ring (38) were kept away from in connecting rod (37), is connected with a set of connecting rod (37) on a set of holding rod (34), and four groups holding ring (38) are evenly arranged in actuating lever (36) vertical direction.
3. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: be equipped with in methane tank (11) and be used for refining subassembly (26) to stabilize pivoted guide, the guide is including connecting position ring frame (31) at methane tank (11) inner wall, position ring frame (31) and drive gear (33) sliding fit, methane tank (11) bottom is equipped with direction annular (32), gu fixed ring (35) bottom is connected with the gyro wheel that uses with the cooperation of direction annular (32) that three group at least evenly set up.
4. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: the driving assembly comprises a driving box (15), a speed reducer (40) is installed in the driving box (15), a power output end at the top of the speed reducer (40) is connected with a driving gear (39), and a through groove is formed in one side of the side wall of the methane tank (11) close to the inner cavity of the driving box (15); driving case (15) inner chamber top is installed and is rotated complex stabilizer bar (42) with driving case (15) roof, stabilizer bar (42) edge extends to recess inner gearing and connects drive gear (33), driving gear (39) axle head is connected to stabilizer bar (42) bottom, driving case (15) keep away from methane tank (11) one side inner wall connection has steadying frame (41) for it rotates to stabilize driving gear (39).
5. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: the biogas tank (11) bottom is equipped with discharging pipe (25) with biogas tank (11) inner chamber intercommunication, support frame (30) are installed at discharging pipe (25) top, support frame (30) top center is equipped with and is used for stabilizing actuating lever (36) pivoted mount pad, actuating lever (36) and mount pad normal running fit, the waste material conveyer pipe is connected in discharging pipe (25), be equipped with the valve on the waste material conveyer pipe.
6. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: straw inlet pipe (16) and mud inlet pipe (21) are located the outside pipe shaft of methane tank (11) and all are connected with the support, the one end that methane tank (11) were kept away from in straw inlet pipe (16) is connected with the first motor that is used for driving straw direction auger (27), the one end that methane tank (11) were kept away from in mud inlet pipe (21) is connected with the second motor that is used for driving mud direction auger (28).
7. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: the straw processing assembly comprises a straw smashing mechanism (20), the discharge end of the straw smashing mechanism (20) is connected with a soaking mechanism (18) through a discharging auger (29), the discharge end of the soaking mechanism (18) is connected with a material conveying pipe (17), and the discharge end of the material conveying pipe (17) is connected with a feed end of a straw inlet pipe (16).
8. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: the sludge treatment subassembly includes sludge pretreatment mechanism (23), install on sludge pretreatment mechanism (23) and be used for the pump machine of taking mud in sludge pretreatment mechanism (23) out, sludge conveying pipe (22) is connected to the pump machine discharge end, mud inlet pipe (21) feed end is connected to sludge conveying pipe (22) discharge end.
9. The device for preparing biogas through combined fermentation of multiple types of biomass according to claim 1, wherein: the biogas digester is characterized in that a pressure relief pipe (14) is further arranged on the housing (12), the housing (12) is detachably connected with a biogas tank (11), and the lower half part of the biogas tank (11) is arranged in a placing groove dug on the ground.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113308347A (en) * | 2021-07-08 | 2021-08-27 | 毅康科技有限公司 | Device and method for preparing biogas through combined fermentation of various biomasses |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113308347A (en) * | 2021-07-08 | 2021-08-27 | 毅康科技有限公司 | Device and method for preparing biogas through combined fermentation of various biomasses |
| CN113308347B (en) * | 2021-07-08 | 2024-02-27 | 毅康科技有限公司 | Device and method for preparing biogas by multi-type biomass combined fermentation |
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