CN220432802U - Stirring device for anaerobic fermentation biogas production - Google Patents
Stirring device for anaerobic fermentation biogas production Download PDFInfo
- Publication number
- CN220432802U CN220432802U CN202323389353.9U CN202323389353U CN220432802U CN 220432802 U CN220432802 U CN 220432802U CN 202323389353 U CN202323389353 U CN 202323389353U CN 220432802 U CN220432802 U CN 220432802U
- Authority
- CN
- China
- Prior art keywords
- stirrer
- stirring
- stirring shaft
- anaerobic fermentation
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003756 stirring Methods 0.000 title claims abstract description 71
- 238000000855 fermentation Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title description 6
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model provides a biogas stirring device for anaerobic fermentation, which comprises a transmission device, a stirring shaft and stirring blades, wherein the transmission device is arranged at the top of a stirring tank, a reducing motor is in transmission connection with the stirring shaft through a rack, a first stirrer is arranged on the top layer of the stirring shaft for driving power, the first stirrer is spirally fixed on the stirring shaft through a supporting rod, the decomposition of bulk materials is promoted, vertical pushing flow is formed in the tank for circulation, a second stirrer is positioned below the first stirrer and is arranged on the stirring shaft in a layered manner, each layer of stirrer is provided with at least two groups of stirring blades, and the stirring blades adopt arc-shaped blades with variable cross sections, so that the circulating flow of wastes in the horizontal plane and the vertical direction can be promoted, organic matters are decomposed more uniformly in the wastes, the anaerobic fermentation efficiency is increased, and the biogas yield is improved.
Description
Technical Field
The utility model relates to an energy conversion device, in particular to a stirring device for preparing methane by anaerobic fermentation.
Background
Anaerobic fermentation biogas preparation is an important biomass energy conversion technology, is widely applied to waste treatment and energy utilization in rural areas and cities, and in the process, a stirring device is important for improving the biogas production efficiency and fermentation quality, however, the existing stirring device has the advantages of simple structure, single function and poor mixing effect, so that the biogas production efficiency is influenced, certain potential safety hazards can exist, and therefore, the development of the stirring device with reasonable structure, comprehensive functions and safety and reliability is an important direction of the development of the current technology.
Disclosure of Invention
The utility model aims to provide a stirring device for preparing methane by anaerobic fermentation, which has the advantages of improving the mixing effect, reducing the energy consumption, prolonging the service life and improving the production efficiency.
In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a stirring device for anaerobic fermentation system marsh gas, includes transmission setting up in jar body top, and this transmission comprises motor, speed reducer, frame, transmission shaft and seal, its characterized in that: the transmission shaft is connected with the stirring shaft, the length of the stirring shaft is adjustable, and a sectional connection mode is adopted; the stirring shaft is fixedly provided with a first stirrer, a second stirrer and a third stirrer along the axial direction; the first stirrer is located at the uppermost part of the stirring shaft, the second stirrer is axially arranged in two layers along the stirring shaft and located below the first stirrer, and the third stirrer is fixed on the stirring shaft and located between the two layers of second stirrers.
Preferably, the first stirrer is a spiral belt type stirring blade and is fixed on the stirring shaft through a supporting rod; the second stirrer is a variable-section arc stirring blade, and the section shape of the second stirrer is changed in a trapezoid shape along the axial direction of the stirring shaft.
Preferably, each layer of the second stirrer is provided with at least two groups of stirring blades, and the second stirrer has a central axis and is consistent with the stirring shaft.
Preferably, the third stirrer is a variable-section arc stirring blade, and the section shape of the third stirrer is changed in a trapezoid shape in the axial direction of the stirring shaft.
Preferably, the radius of gyration of the third agitator is smaller than the radius of gyration of the second agitator, and the arc angle is kept consistent.
The utility model provides a stirring device for preparing biogas by anaerobic fermentation, which has the following beneficial effects:
1. according to the stirring device for preparing methane by anaerobic fermentation, the spiral belt structure and the variable-section arc-shaped blade structure are combined, so that aggregation of material particles can be prevented, a suspension state is kept all the time, the contact area of microorganisms and organic matters is increased, and the reaction efficiency is improved.
2. According to the stirring device for preparing methane by anaerobic fermentation, materials can be quickly and uniformly mixed in the arrangement mode of the first stirrer, the second stirrer and the third stirrer, organic matters are easier to contact with microorganisms, the organic matters are easier to degrade by the microorganisms, the gas production efficiency is improved, the energy consumption is reduced, and the cost is saved.
Drawings
FIG. 1 is a schematic structural view of a stirring device for producing biogas by anaerobic fermentation.
In the figure: 1. a transmission device; 11. a motor; 12. a speed reducer; 13. a frame; 14. a transmission shaft; 15. sealing; 2. a stirring shaft; 3. A first agitator; 4. a second stirrer; 5. and a third stirrer.
Detailed Description
The present utility model will now be described in further detail with reference to the drawings and detailed description, examples of which are given for the purpose of illustration and description, but are not intended to be exhaustive or to limit the utility model to the forms disclosed.
Referring to fig. 1, the present utility model provides a technical solution: the stirring device for preparing the biogas by anaerobic fermentation comprises a transmission device 1, wherein the transmission device 1 is arranged at the top of a tank body, the transmission device 1 consists of a motor 11, a speed reducer 12, a rack 13, a transmission shaft 14 and a seal 15, the transmission shaft 14 is connected with a stirring shaft 2, the length of the stirring shaft 2 is adjustable, and a segmented connection mode is adopted; the stirring shaft 2 is axially fixed with a first stirrer 3, a second stirrer 4 and a third stirrer 5; the first stirrer 3 is located at the uppermost part of the stirring shaft 2, the second stirrer 4 is axially arranged in two layers along the stirring shaft 2 and is located below the first stirrer 3, and the third stirrer 5 is fixed on the stirring shaft 2 and is located between the two layers of second stirrers 4.
The first stirrer 3 is a spiral belt type stirring blade, is fixed on the stirring shaft 2 through a supporting rod, can break up the agglomerated materials and vertically push the agglomerated materials into the tank, and is further stirred and mixed through a second stirrer and a third stirrer arranged below the agglomerated materials; the second stirrer 4 is a variable-section arc stirring blade, the section shape of the second stirrer 4 changes in a trapezoid shape in the axial direction of the stirring shaft 2, each layer of the second stirrer 4 is provided with at least two groups of stirring blades, and the second stirrer 4 is provided with a central axis and keeps consistent with the stirring shaft 2.
The third stirrer 5 is a variable-section arc stirring blade, the section shape of the third stirrer 5 changes in a trapezoid shape in the axial direction of the stirring shaft 2, the turning radius of the third stirrer 5 is smaller than that of the second stirrer 4, and the arc angles are kept consistent.
It is apparent that the described embodiments are only a part of embodiments of the present utility model, not all embodiments, and all other embodiments obtained by persons skilled in the art and related arts without making creative efforts based on the embodiments in the present utility model shall fall within the protection scope of the present utility model.
Claims (5)
1. The utility model provides a stirring device for anaerobic fermentation system marsh gas, includes transmission (1) set up in jar body top, and this transmission (1) comprises motor (11), speed reducer (12), frame (13), transmission shaft (14) and seal (15), its characterized in that: the transmission shaft (14) is connected with the stirring shaft (2), the length of the stirring shaft (2) is adjustable, and a sectional connection mode is adopted; a first stirrer (3), a second stirrer (4) and a third stirrer (5) are axially fixed on the stirring shaft (2); the first stirrer (3) is located at the uppermost part of the stirring shaft (2), the second stirrer (4) is axially arranged in two layers along the stirring shaft (2) and located below the first stirrer (3), and the third stirrer (5) is fixed on the stirring shaft (2) and located between the two layers of second stirrers (4).
2. The stirring device for producing biogas by anaerobic fermentation according to claim 1, wherein: the first stirrer (3) is a spiral belt type stirring blade and is fixed on the stirring shaft (2) through a supporting rod; the second stirrer (4) is a variable-section arc stirring blade, and the section shape of the second stirrer is changed in a trapezoid shape in the axial direction of the stirring shaft (2).
3. The stirring device for producing biogas by anaerobic fermentation according to claim 1, wherein: each layer of the second stirrer (4) is provided with at least two groups of stirring blades, and the second stirrer (4) has a central axis and keeps consistent with the stirring shaft (2).
4. The stirring device for producing biogas by anaerobic fermentation according to claim 1, wherein: the third stirrer (5) is a variable-section arc stirring blade, and the section shape of the third stirrer is changed in a trapezoid shape in the axial direction of the stirring shaft (2).
5. The stirring device for producing biogas by anaerobic fermentation according to claim 1, wherein: the turning radius of the third stirrer (5) is smaller than that of the second stirrer (4), and the arc angle is kept consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323389353.9U CN220432802U (en) | 2023-12-13 | 2023-12-13 | Stirring device for anaerobic fermentation biogas production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323389353.9U CN220432802U (en) | 2023-12-13 | 2023-12-13 | Stirring device for anaerobic fermentation biogas production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220432802U true CN220432802U (en) | 2024-02-02 |
Family
ID=89697761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323389353.9U Active CN220432802U (en) | 2023-12-13 | 2023-12-13 | Stirring device for anaerobic fermentation biogas production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220432802U (en) |
-
2023
- 2023-12-13 CN CN202323389353.9U patent/CN220432802U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102321675B (en) | Method and device for producing bio-gas by organic waste | |
| CN107760584A (en) | The multilayer agitating device of large-scale feces of livestock and poultry mixed stalk raw material anaerobic fermentation tank | |
| CN208883890U (en) | The integrated adaptive equipment of 3-phase dry type anaerobic fermentation | |
| CN103146564A (en) | Coaxial different-speed combined oar reactor and industrial application thereof | |
| CN106883984B (en) | Lignocellulose material high-efficiency methane production device and method | |
| CN220432802U (en) | Stirring device for anaerobic fermentation biogas production | |
| CN202786235U (en) | Circulation biogas slurry pipeline for biogas slurry stirring and hull breaking of anaerobic reactor | |
| CN213085970U (en) | Dry-type anaerobic reactor agitating unit and dry-type anaerobic reactor | |
| CN220034424U (en) | Biological aviation kerosene raw material pretreatment system for producing abandoned animal and vegetable oil | |
| CN110452805B (en) | Paddle type stirrer with shell breaking function | |
| CN116083228A (en) | Continuous dry anaerobic fermentation reactor | |
| CN105695309A (en) | Integrated device for conveying gas and stirring materials, and bioreactor comprising same | |
| CN212174935U (en) | Horizontal plug flow type continuous dry fermentation device | |
| CN109439539A (en) | Plug-flow anaerobic fermentation system and method are forced in buried segmentation | |
| CN201932665U (en) | Auger biomass feeding system with stirring device | |
| CN105436193B (en) | It is capable of achieving the agitating device and reactor of the fermentation of solid waste layer-transferred | |
| CN212316104U (en) | Transmission device of stirrer with continuously adjustable position | |
| CN208292993U (en) | The multilayer agitating device of large-scale feces of livestock and poultry mixed stalk raw material anaerobic fermentation tank | |
| CN207997428U (en) | A kind of continuous concrete agitating device | |
| CN111254047A (en) | Transverse plug flow type continuous dry fermentation device and method | |
| CN112342138A (en) | Device and method for preparing biogas by anaerobic fermentation of high-inherent-content solid waste | |
| CN111662810A (en) | Sludge anaerobic fermentation enhancing device | |
| CN220450179U (en) | Stirring paddle for anaerobic fermentation biogas production | |
| CN110747112A (en) | Spiral feeding and discharging full-mixing dry fermentation anaerobic reactor | |
| CN214115509U (en) | High-concentration anaerobic fermentation device with differential stirring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |