CN111690523A - A dosing unit for biogas fermentation - Google Patents
A dosing unit for biogas fermentation Download PDFInfo
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- CN111690523A CN111690523A CN202010537348.XA CN202010537348A CN111690523A CN 111690523 A CN111690523 A CN 111690523A CN 202010537348 A CN202010537348 A CN 202010537348A CN 111690523 A CN111690523 A CN 111690523A
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- batching
- pipe
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- conveying pipe
- stirring
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
- B01F25/51—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is circulated through a set of tubes, e.g. with gradual introduction of a component into the circulating flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
- B01F25/52—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle with a rotary stirrer in the recirculation tube
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
- B01F27/951—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis with at least one stirrer mounted on the sun axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
- B01F27/953—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis using only helical stirrers
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M45/00—Means for pre-treatment of biological substances
- C12M45/02—Means for pre-treatment of biological substances by mechanical forces; Stirring; Trituration; Comminuting
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Molecular Biology (AREA)
- Genetics & Genomics (AREA)
- Biomedical Technology (AREA)
- Microbiology (AREA)
- Sustainable Development (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a batching device for biogas fermentation, and relates to the technical field of biogas production. The invention comprises a dosing tank; the peripheral side surface of the batching tank is respectively and fixedly communicated with a feeding pipe and an exhaust pipe; a batching cavity is fixedly arranged inside the batching tank; a material conveying pipe is fixedly arranged at the axis position of the material mixing tank; the bottom of the material conveying pipe is fixedly provided with a group of circulating material inlet holes which are distributed in a circumferential array and communicated with the batching cavity; the top of the material conveying pipe is fixedly communicated with a group of circulating material discharge pipes which are distributed in a circumferential array and communicated with the batching cavity; the inside fixed mounting of defeated material pipe has the spiral defeated material subassembly. According to the invention, through the design of the eccentric stirring component, the fixed-range stirring of the traditional batching device is changed into the eccentric stirring, and through the eccentric stirring, the batching and stirring range of the device can be changed in a reciprocating manner, so that the batching effect of the device is improved, and through the movement of the rotary seat, the traditional single-point fixed batching is changed into the all-round circulating batching.
Description
Technical Field
The invention belongs to the technical field of biogas production, and particularly relates to a batching device for biogas fermentation.
Background
Biogas fermentation refers to a complex biochemical process in which substances with high organic matter content are decomposed and metabolized by various microorganisms with various types and different functions under certain temperature, moisture and anaerobic conditions to finally form mixed gases such as methane, carbon dioxide and the like.
Crops such as straws and the like are one of main raw materials for producing biogas, but the cells of the crop raw materials are very firm, the cell wall structure is highly lignified, lignin in the crop raw materials forms 15% -30% of the cell wall, and the lignin contains various complex combination forms with stable biochemical properties and is difficult to decompose by common microorganisms, so that before biogas fermentation, auxiliary materials are required to be added into the fermentation raw materials and are fully mixed to improve the decomposition speed, but the existing batching device for the biogas raw materials has poor batching effect and is easy to have dead corners during batching.
Disclosure of Invention
The invention aims to provide a batching device for biogas fermentation, which solves the problem of poor batching effect of the existing batching device for biogas fermentation through the meshing of an eccentric stirring component, a first driving toothed ring and a second driving toothed ring.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a batching device for biogas fermentation, which comprises a batching tank; the peripheral side surface of the batching tank is respectively and fixedly communicated with a feeding pipe and an exhaust pipe; a batching cavity is fixedly formed in the batching tank; a material conveying pipe is fixedly arranged at the axis position of the material mixing tank; the bottom of the material conveying pipe is fixedly provided with a group of circulating material inlet holes which are distributed in a circumferential array and communicated with the batching cavity; the top of the material conveying pipe is fixedly communicated with a group of circulating material discharge pipes which are distributed in a circumferential array and communicated with the batching cavity; a spiral conveying assembly is fixedly arranged in the conveying pipe; the inner surfaces of the batching tanks are rotatably connected with a rotating seat through a bearing; the inner wall of the rotary seat is rotatably connected with the material conveying pipe through a bearing; the side surface of the batching tank is fixedly connected with a driving motor; one end of the output shaft of the driving motor is in transmission connection with the rotating seat; the surface of the batching tank is rotationally connected with a group of eccentric stirring components distributed in a circumferential array through a bearing; a first driving gear ring matched with the eccentric stirring assembly is fixedly installed at the top of the batching tank; the surface of the rotating seat and the position corresponding to the eccentric stirring assembly are fixedly connected with a second driving gear ring; the inner walls of the second driving gear rings are matched with the eccentric stirring assemblies at corresponding positions; the eccentric stirring assembly comprises a driven seat; the peripheral side surface of the driven seat is rotationally connected with the rotating seat through a bearing; the top surface of the driven seat is fixedly connected with a first driven gear; the peripheral side surface of the first driven gear is meshed with a first driving gear ring; the eccentric position of the driven seat is rotationally connected with an eccentric shaft rod through a bearing; the circumferential side surface of the eccentric shaft rod is fixedly connected with a second driven gear; the peripheral side surface of the second driven gear is meshed with a second driving gear ring at a corresponding position; the circumferential side surface of the eccentric shaft rod is fixedly connected with a spiral stirring blade.
Further, a discharge hole is fixedly formed in the bottom of the material conveying pipe; and valves are fixedly arranged on the peripheral side surfaces of the material conveying pipe, the material inlet pipe and the exhaust pipe.
Furthermore, the second driving gear ring is sleeved outside the driven seat at the corresponding position; the inner walls of the first driving gear ring and the second driving gear ring are fixedly provided with teeth.
Further, the spiral conveying assembly comprises a servo motor; one surface of the servo motor is fixedly connected with the material conveying pipe; one end of the output shaft of the servo motor is fixedly connected with a rotating shaft; the circumferential side surface of the rotating shaft is fixedly connected with a spiral conveying blade; the circumferential side surface of the spiral conveying blade is attached to the conveying pipe.
Furthermore, the included angle between the axis of the circulating material discharge pipe and the axis of the material conveying pipe is 45 degrees; the spiral stirring blade is positioned below the circulating material discharge pipe.
The invention has the following beneficial effects:
1. according to the invention, through the design of the eccentric stirring component, the fixed range type stirring of the traditional batching device is changed into the eccentric type stirring, and through the eccentric type stirring, the batching and stirring range of the device can be changed in a reciprocating manner, so that the batching effect of the device is improved.
2. Through the motion of roating seat, then become traditional single-point type fixed batching and for all-round circulation batching, through helical structure design of spiral stirring vane, can overturn the material circulation of deposit in batching tank bottoms portion simultaneously, have deposit phenomenon and batching dead angle when avoiding the material batching then.
3. Through the design of the spiral material conveying assembly, the circulating flow and the circulating turning-up effect of materials can be effectively improved, and then the uniformity and the mixing effect during material proportioning are effectively improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a batching device for biogas fermentation;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view of FIG. 1;
FIG. 4 is a schematic structural view of a feed delivery pipe, a circulation feed inlet, a circulation discharge pipe and a spiral feed delivery unit;
FIG. 5 is a schematic view of the eccentric stirring assembly;
in the drawings, the components represented by the respective reference numerals are listed below:
1-proportioning tank, 2-feeding pipe, 3-exhaust pipe, 4-feeding pipe, 5-circulating material inlet hole, 6-circulating material exhaust pipe, 7-spiral material conveying component, 8-rotary seat, 9-driving motor, 10-eccentric stirring component, 11-first driving toothed ring, 12-second driving toothed ring, 13-driven seat, 14-first driven gear, 15-eccentric shaft rod, 16-second driven gear, 17-spiral stirring blade, 18-discharge hole and 19-valve.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention is a batching device for biogas fermentation, comprising a batching tank 1; the peripheral side surface of the batching tank 1 is respectively and fixedly communicated with a feeding pipe 2 and an exhaust pipe 3; a batching cavity is fixedly arranged in the batching tank 1; a material conveying pipe 4 is fixedly arranged at the axis position of the material mixing tank 1; the bottom of the material conveying pipe 4 is fixedly provided with a group of circulating material inlet holes 5 which are distributed in a circumferential array and communicated with the batching cavity; the top of the material conveying pipe 4 is fixedly communicated with a group of circulating material discharge pipes 6 which are distributed in a circumferential array and communicated with the batching cavity; a spiral conveying component 7 is fixedly arranged in the conveying pipe 4;
the inner surface of the batching tank 1 is rotationally connected with a rotating seat 8 through a bearing; the inner wall of the rotary seat 8 is rotationally connected with the material conveying pipe 4 through a bearing; the side surface of the batching tank 1 is fixedly connected with a driving motor 9; one end of an output shaft of the driving motor 9 is in transmission connection with the rotating seat 8; the surface of the batching tank 1 is rotationally connected with a group of eccentric stirring components 10 distributed in a circumferential array through a bearing; a first driving gear ring 11 matched with the eccentric stirring component 10 is fixedly arranged at the top of the batching tank 1; the surface of the rotating seat 8 and the position corresponding to the eccentric stirring component 10 are fixedly connected with a second driving gear ring 12; the inner walls of the second driving gear rings 12 are matched with the eccentric stirring assemblies 10 at corresponding positions;
the eccentric stirring assembly 10 comprises a driven seat 13; the peripheral side surface of the driven seat 13 is rotationally connected with the rotating seat 8 through a bearing; the top surface of the driven seat 13 is fixedly connected with a first driven gear 14; the peripheral side surface of the first driven gear 14 is meshed with the first driving gear ring 11, when the rotating base 8 moves, due to the meshing of the first driven gear 14 and the first driving gear ring 11, the first driven gear 14 can do circular motion, after the first driven gear 14 does circular motion, the driven base 13 is driven to do circular motion, and after the driven base 13 does circular motion, the eccentric shaft rod 15 is driven to revolve at a set speed;
the eccentric position of the driven seat 13 is rotatably connected with an eccentric shaft rod 15 through a bearing; the peripheral side surface of the eccentric shaft rod 15 is fixedly connected with a second driven gear 16; 16 week side of second driven gear and the meshing of the second drive ring gear 12 that corresponds the position, when driven seat 13 rotates, because the meshing of second driven gear 16 and second drive ring gear 12, rotation can take place for second driven gear 16, then drive eccentric shaft 15 and rotate, side fixedly connected with spiral stirring vane 17 all around of eccentric shaft 15, spiral stirring vane 17 rotates the back and passes through helical structure, can play the stirring effect to the material on the one hand, on the other hand can turn over the material circulation of deposit in batching jar 1 bottom, and make the material circulation flow, then strengthen the compounding and the batching effect of material.
Wherein, as shown in fig. 3, a discharge port 18 is fixedly arranged at the bottom of the feed delivery pipe 4; valves 19 are fixedly arranged on the circumferential side surfaces of the feed delivery pipe 4, the feed pipe 2 and the exhaust pipe 3.
As shown in fig. 2, the second driving gear ring 12 is sleeved outside the driven seat 13 at a corresponding position; teeth are fixedly arranged on the inner walls of the first driving gear ring 11 and the second driving gear ring 12.
As shown in fig. 2, the spiral feeding assembly 7 includes a servo motor; one surface of the servo motor is fixedly connected with the material conveying pipe 4; one end of the output shaft of the servo motor is fixedly connected with a rotating shaft; the circumferential side surface of the rotating shaft is fixedly connected with a spiral conveying blade; the circumferential side surface of the spiral conveying blade is attached to the conveying pipe 4.
As shown in fig. 2, the included angle between the axis of the circulating material discharge pipe 6 and the axis of the material conveying pipe 4 is 45 degrees; the helical stirring blade 17 is positioned below the circulating material discharging pipe 6.
One specific application of this embodiment is: before working, the material to be proportioned is put into the proportioning tank 1 from the feeding pipe 2, and before working, the valve 19 at the discharging port 18 is closed, when working, the driving motor 9 drives the rotary seat 8 to do circular motion at a set speed, after the rotary seat 8 does circular motion, the three eccentric stirring components 10 are driven to revolve at a set speed, all-round circulation proportioning of the material in the proportioning tank 1 is realized through revolution of the three eccentric stirring components 10, and because the first driven gear 14 in the eccentric stirring components 10 is meshed with the first driving gear ring 11, when the eccentric stirring components 10 are in revolution, the driven seat 13 can rotate, through rotation of the driven seat 13, the eccentric shaft rod 15 is driven to do circular motion, through revolution motion of the eccentric shaft rod 15, the processing position and the processing range of the helical stirring blade 17 are repeatedly changed, and while the eccentric shaft rod 14, because the meshing of second driven gear 16 and second drive ring gear 12, circular motion can take place for eccentric shaft lever 14 self, eccentric shaft lever 14 rotates the back, then drive helical mixing blade 17 work, helical mixing blade 17 work back, then turn up the material circulation of batching jar 1 bottom, and play the stirring effect, and the during operation, defeated material subassembly 7 work of spiral, then will be taken up and discharged by circulation material calandria 6 circulation by the material circulation that circulation material inlet 5 got into, then strengthen the mobile effect of material, there is the dead angle when avoiding the material batching, after processing finishes, open the valve 19 of discharge gate 18 department and make defeated material subassembly 7 reversal of spiral simultaneously, then the material that finishes will batching discharges completely.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a dosing unit for biogas fermentation, includes batching jar (1), its characterized in that:
the peripheral side surface of the batching tank (1) is respectively and fixedly communicated with a feeding pipe (2) and an exhaust pipe (3); a batching cavity is fixedly arranged in the batching tank (1);
a material conveying pipe (4) is fixedly arranged at the axis position of the material mixing tank (1); the bottom of the material conveying pipe (4) is fixedly provided with a group of circulating material inlet holes (5) which are distributed in a circumferential array and communicated with the batching cavity; the top of the material conveying pipe (4) is fixedly communicated with a group of circulating material discharge pipes (6) which are distributed in a circumferential array and communicated with the batching cavity; a spiral conveying assembly (7) is fixedly arranged in the conveying pipe (4);
the inner surfaces of the batching tanks (1) are rotatably connected with a rotating seat (8) through a bearing; the inner wall of the rotary seat (8) is rotatably connected with the material conveying pipe (4) through a bearing;
the side surface of the batching tank (1) is fixedly connected with a driving motor (9); one end of an output shaft of the driving motor (9) is in transmission connection with the rotating seat (8);
the surface of the batching tank (1) is rotationally connected with a group of eccentric stirring components (10) distributed in a circumferential array through a bearing;
the top of the batching tank (1) is fixedly provided with a first driving gear ring (11) matched with the eccentric stirring component (10); the surface of the rotating seat (8) and the position corresponding to the eccentric stirring component (10) are fixedly connected with a second driving gear ring (12); and the inner walls of the second driving gear rings (12) are matched with the eccentric stirring assemblies (10) at corresponding positions.
2. Batching device for biogas fermentation according to claim 1, characterized in that said eccentric stirring assembly (10) comprises a driven seat (13);
the peripheral side surface of the driven seat (13) is rotationally connected with the rotating seat (8) through a bearing;
the top surface of the driven seat (13) is fixedly connected with a first driven gear (14);
the peripheral side surface of the first driven gear (14) is meshed with the first driving gear ring (11).
3. The batching device for biogas fermentation according to claim 2, characterized in that said driven seat (13) is rotatably connected, in an eccentric position, by means of bearings, with an eccentric shaft (15);
the peripheral side surface of the eccentric shaft rod (15) is fixedly connected with a second driven gear (16);
the peripheral side surface of the second driven gear (16) is meshed with a second driving gear ring (12) at a corresponding position;
the circumferential side surface of the eccentric shaft lever (15) is fixedly connected with a spiral stirring blade (17).
4. The batching device for biogas fermentation according to claim 1, characterized in that the bottom of said conveying pipe (4) is fixedly provided with a discharge hole (18); and valves (19) are fixedly arranged on the peripheral side surfaces of the material conveying pipe (4), the material inlet pipe (2) and the exhaust pipe (3).
5. The batching device for biogas fermentation according to claim 3, characterized in that said second driving toothed ring (12) is housed outside the driven seat (13) in a corresponding position; teeth are fixedly arranged on the inner walls of the first driving gear ring (11) and the second driving gear ring (12).
6. The batching device for biogas fermentation according to claim 1, characterized in that said auger assembly (7) comprises a servomotor;
one surface of the servo motor is fixedly connected with the material conveying pipe (4);
one end of the output shaft of the servo motor is fixedly connected with a rotating shaft;
the circumferential side surface of the rotating shaft is fixedly connected with a spiral conveying blade;
the circumferential side surface of the spiral conveying blade is attached to the conveying pipe (4).
7. A dosing device for biogas fermentation according to claim 3, characterized in that the angle between the axis of the circulating material discharge pipe (6) and the axis of the feed delivery pipe (4) is 45 °; the spiral stirring blade (17) is positioned below the circulating material discharge pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010537348.XA CN111690523A (en) | 2020-06-12 | 2020-06-12 | A dosing unit for biogas fermentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010537348.XA CN111690523A (en) | 2020-06-12 | 2020-06-12 | A dosing unit for biogas fermentation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111690523A true CN111690523A (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010537348.XA Withdrawn CN111690523A (en) | 2020-06-12 | 2020-06-12 | A dosing unit for biogas fermentation |
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| Country | Link |
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| CN (1) | CN111690523A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280569A (en) * | 2021-05-11 | 2021-08-20 | 王斌 | Cooling equipment for feed processing and feed processing technology |
| CN114149794A (en) * | 2021-12-07 | 2022-03-08 | 江苏瑞安汽车实业有限公司 | Biosynthetic antifreeze fluid and preparation method thereof |
| CN115536443A (en) * | 2022-11-10 | 2022-12-30 | 吉林建筑大学 | High-efficiency energy-saving composting reactor based on feces-urine diversity |
| CN116214811A (en) * | 2023-03-14 | 2023-06-06 | 连云港中升防护用品有限公司 | PVC resin powder sheet production device and use method thereof |
-
2020
- 2020-06-12 CN CN202010537348.XA patent/CN111690523A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113280569A (en) * | 2021-05-11 | 2021-08-20 | 王斌 | Cooling equipment for feed processing and feed processing technology |
| CN114149794A (en) * | 2021-12-07 | 2022-03-08 | 江苏瑞安汽车实业有限公司 | Biosynthetic antifreeze fluid and preparation method thereof |
| CN114149794B (en) * | 2021-12-07 | 2023-10-20 | 江苏瑞安汽车实业有限公司 | Preparation facilities of biosynthesis antifreeze |
| CN115536443A (en) * | 2022-11-10 | 2022-12-30 | 吉林建筑大学 | High-efficiency energy-saving composting reactor based on feces-urine diversity |
| CN115536443B (en) * | 2022-11-10 | 2024-06-04 | 吉林建筑大学 | High-efficiency energy-saving composting reactor based on fecaluria diversity |
| CN116214811A (en) * | 2023-03-14 | 2023-06-06 | 连云港中升防护用品有限公司 | PVC resin powder sheet production device and use method thereof |
| CN116214811B (en) * | 2023-03-14 | 2024-02-02 | 连云港中升防护用品有限公司 | PVC resin powder sheet production device and use method thereof |
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Application publication date: 20200922 |