CN202429733U - Gravity type biomass feeding device - Google Patents
Gravity type biomass feeding device Download PDFInfo
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- CN202429733U CN202429733U CN2012200073846U CN201220007384U CN202429733U CN 202429733 U CN202429733 U CN 202429733U CN 2012200073846 U CN2012200073846 U CN 2012200073846U CN 201220007384 U CN201220007384 U CN 201220007384U CN 202429733 U CN202429733 U CN 202429733U
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- reactor
- air sealer
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- pipeline
- reactor feed
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Abstract
The utility model relates to a gravity type biomass feeding device, and belongs to the field of energy and chemical equipment. The feeding device comprises a bin, a vibrator, an air lock and the like. The air lock is mounted on the lower portion of the bin coaxially. The air lock is driven by a frequency modulation motor through a reducer. The vibrator is mounted on an outer wall of the lower portion of the bin. The upper portion of a feeding pipeline of a reactor is communicated with the lower portion of the air lock. The lower portion of the feeding pipeline of the reactor is communicated with the reactor after inclination. Vanes and a rotation shaft are disposed in the air lock and the vanes are mounted on the rotation shaft. The rotation shaft is in linkage with the frequency modulation motor through the reducer. By the feeding device with fine sealing effect, gas in the reactor is prevented from leaking into the bin, outside air is prevented from entering the reactor, and stability of reaction in the reactor is guaranteed. By combining mechanical feeding and pneumatic conveying, flowability of material in the feeding pipeline of the reactor is improved effectively, and agglomeration and jam of the material in the feeding pipeline of the reactor are avoided.
Description
Technical field
The utility model relates to a kind of gravity type boat davit biomass feeding unit capable, belongs to the derived energy chemical apparatus field.
Background technology
Biomass energy is a kind of reproducible green energy resource, has that reserves are big, pollution-free, CO
2Advantages such as zero-emission, exploitation prospect is wide.In recent years, Many researchers is devoted to the research and development of the technologies such as burning, liquefaction and gasification of agricultural-forestry biomass particulate matter.The living beings fed technology is one of basis and critical process of various biomass energy transformation technologies; Often determining the efficient of living beings conversion and the stability of subsequent technique; Usually requirement can continous-stable quantitatively sends into biomass material in the reaction vessel and keeps good system sealing, to guarantee the smooth operation of total system.
Prior biological matter feeder type is more, is delivered into glassware and rotating disk scraper-type feeder etc. like auger type feeder, oscillatory type feeder, blowing type strength.Because factors such as most biological particles density is little, short texture, poor, the easy reunion of flowing power, thereby cause phenomenons such as charging bridging, fracture, material caking and blocking pipe.At present traditional feeder is all in problem such as exist charging instability, inaccuracy in varying degrees, be prone to regurgitate; Trace it to its cause; Mainly be because the feeder design design is unreasonable; Sealing property is not good enough, causes that the contrary feedstock direction of gas flows in the reaction vessel, system pressure fluctuation, raw material shift to an earlier date problems such as charing bonding in the high-temperature reactor import.Therefore, how realizing the continous-stable charging of biological particles, is the difficult problem that current numerous biomass energy development and use researcher faces.
Summary of the invention
The purpose of the utility model is to propose a kind of gravity type boat davit biomass feeding unit capable, to solve the deficiency that existing biological particles exists in the continous-stable fed technology, makes material wide accommodation, the charging continous-stable of feed arrangement, and can large-scale application.
The gravity type boat davit biomass feeding unit capable that the utility model proposes comprises feed bin, vibrator, air sealer, reductor, frequency modulation motor, reactor feed pipeline, induction tract and cooling jacket; The coaxial bottom that is installed in feed bin of described air sealer, air sealer is driven by frequency modulation motor through described reductor; Described vibrator is installed on the outer wall of feed bin bottom; The top of described reactor feed pipeline is connected with the air sealer bottom; Be connected with reaction vessel after the lower tilt of reactor feed pipeline, the bottom of reactor feed pipeline and the angle of reaction vessel are α=60 °-75 °; Described induction tract is connected with the reactor feed pipeline; Described cooling jacket is wrapped on the outer wall at reactor feed pipeline lower tilt place; Be provided with blade and rotating shaft in the described air sealer, blade installation is in rotating shaft, and rotating shaft is through reductor and frequency modulation motor interlock.
In the above-mentioned feed arrangement, the blade in the described air sealer can be the 4-8 sheet.
The gravity type boat davit biomass feeding unit capable that the utility model proposes; Compare with existing feed arrangement; Sealing property is good, can either prevent in the reaction vessel gas leakage to top feed bin, stop again simultaneously in the outside air entering reaction vessel; Keep the inert atmosphere in the reaction vessel, guaranteed the stability of inside reactor reaction.The feed bin lower end is conical in the utility model device, is convenient to the material automatic sedimentation, through opening external vibrator, effectively solves material bridging problem again, prevents the generation of fracture phenomenon, guarantees that material gets in the reaction vessel continuously.The material channel bottom of the utility model device is furnished with cooling jacket, can prevent effectively that material from causing phenomenons such as coking, bonding in the feeding-passage bottom owing to overheated generation charing.The utility model device adopts power feed to carry the mode that combines with strength, can effectively improve the flowing power of material in the reactor feed pipeline, avoids material that the reunion latch up phenomenon takes place in the reactor feed pipeline.
Description of drawings
Fig. 1 is the structural representation of the gravity type boat davit biomass feeding unit capable of the utility model proposition.
Fig. 2 is the section-drawing of A-A face among Fig. 1.
Among Fig. 1 and Fig. 2, the 1st, reactor feed pipeline, the 2nd, air sealer, the 3rd, feed bin, the 4th, vibrator, the 5th, reductor, the 6th, frequency modulation motor, the 7th, inspection door, the 8th, induction tract, the 9th, hand valve, the 10th, cooling jacket, the 11st, reaction vessel, the 12nd, blade, the 13rd, rotating shaft.
The specific embodiment
The gravity type boat davit biomass feeding unit capable that the utility model proposes, its structure is as shown in Figure 1, comprises feed bin 3, vibrator 4, air sealer 2, reductor 5, frequency modulation motor 6, reactor feed pipeline 1, induction tract 8 and cooling jacket 10.The air sealer 2 coaxial bottoms that are installed in feed bin 3, air sealer 2 is driven by frequency modulation motor 6 through reductor 5.Vibrator 4 is installed on the outer wall of feed bin 3 bottoms.The top of reactor feed pipeline 1 is connected with the bottom of air sealer 2, is connected with reaction vessel 11 after the lower tilt of reactor feed pipeline 1, and the angle of the bottom of reactor feed pipeline 1 and reaction vessel 11 is α=60 °-75 °.Induction tract 8 is connected with reactor feed pipeline 1.Cooling jacket 10 is wrapped on the outer wall at reactor feed pipeline 1 lower tilt place.Cooling media in the cooling jacket is a water.Cooling jacket can prevent that material from causing phenomenons such as coking, bonding in the reactor feed channel bottom owing to overheated generation charing, thereby stops up feed pipe.
The structure of air sealer 2 is as shown in Figure 2, is provided with blade 12 and rotating shaft 13 in the air sealer 2, and blade 12 is installed in the rotating shaft 13, and rotating shaft 13 is through reductor 5 and frequency modulation motor 6 interlocks.Blade 12 in the air sealer 2 can be the 4-8 sheet.
In the gravity type boat davit biomass feeding unit capable that the utility model proposes, the reactor feed pipeline is provided with inspection door 7 with the place of being connected, air sealer bottom, and inspection door can be the organism glass material.The lower end of induction tract 8 is provided with hand valve 9, and the effect of hand valve is before induction tract feeds gas, to seal.
Introduce the principle of work of the utility model device in detail below in conjunction with accompanying drawing.
Biomass material is added by feed bin 3 tops continuously, and cooling jacket 10 feeds cooling water expansion tank, owing to install when just starting, system does not also produce reaction end gas, therefore closes hand valve 9 earlier, prevents that gas flows out in induction tract against feedstock direction in the reaction vessel.Open frequency modulation motor 6 and reductor 5 then, the blade 12 of air sealer 2 is rotation in the enclosure under the drive of rotating shaft 13, and material is dropped in the air sealer 2 by feed bin 3; Fill in the space between adjacent blades 12, along with the rotation of blade 12, when the lower position of air sealer 2 is aimed in the space between the blade; Material draws off from air sealer 2 bottoms, falls into reactor feed pipeline 1, and the mobility status of material in reactor feed pipeline 1 can be observed from inspection door 7; The material by gravity finally enters into reaction vessel 11; After treating the device working stability, open hand valve 9, feed the tail gas co-feed that produces in the course of reaction in the induction tract 8 simultaneously; To improve the flowing power of material in the reactor feed pipeline, avoid material that the reunion latch up phenomenon takes place in the reactor feed pipeline.
Below introduce the embodiment of the utility model:
Embodiment 1:
Biomass material is the tamarack seeds, water ratio 7.8%, and particle diameter 0.6-1.2mm, induction tract airshed 30L/min, motor speed is adjusted into 5r/min.
Above-mentioned tamarack material is added feed bin 3, and cooling jacket 10 feeds cooling water expansion tank, closes hand valve 9; Open variable-frequency motor 6 and reductor 5 then; The material that feed bin 3 falls into from top fills in the space of air sealer 2 adjacent blades 12, drops in the reactor feed pipeline 1 along with blade 12 rotates to lower position and draws off; Enter into reaction vessel by reactor feed pipeline 1; Treat device work 30min, open hand valve 9, feed the tail gas co-feed that produces in the course of reaction in the induction tract 8 simultaneously.Calculate through weighing, the feed rate under this group parameter is 9.6kg/h.
When the change motor speed was 10r/min, feed rate was 17.2kg/h; When motor speed was 15r/min, feed rate was 26.9kg/h; When motor speed was 20r/min, feed rate was 49.1kg/h.
Embodiment 2:
Biomass material is a maize straw, and water ratio is 8.3%, particle diameter 0.45-0.9mm, and induction tract airshed 30L/min, when motor speed was 5r/min, feed rate was 9.1kg/h; When motor speed was 10r/min, feed rate was 16.8kg/h; When motor speed was 15r/min, feed rate was 26.4kg/h; When motor speed was 20r/min, feed rate was 48.7kg/h.
Claims (2)
1. a gravity type boat davit biomass feeding unit capable is characterized in that this feed arrangement comprises feed bin, vibrator, air sealer, reductor, frequency modulation motor, reactor feed pipeline, induction tract and cooling jacket; The coaxial bottom that is installed in feed bin of described air sealer, air sealer is driven by frequency modulation motor through described reductor; Described vibrator is installed on the outer wall of feed bin bottom; The top of described reactor feed pipeline is connected with the air sealer bottom; Be connected with reaction vessel after the lower tilt of reactor feed pipeline, the bottom of reactor feed pipeline and the angle of reaction vessel are α=60 °-75 °; Described induction tract is connected with the reactor feed pipeline; Described cooling jacket is wrapped on the outer wall at reactor feed pipeline lower tilt place; Be provided with blade and rotating shaft in the described air sealer, blade installation is in rotating shaft, and rotating shaft is through reductor and frequency modulation motor interlock.
2. feed arrangement as claimed in claim 1 is characterized in that the blade in the wherein said air sealer is the 4-8 sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200073846U CN202429733U (en) | 2012-01-09 | 2012-01-09 | Gravity type biomass feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200073846U CN202429733U (en) | 2012-01-09 | 2012-01-09 | Gravity type biomass feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202429733U true CN202429733U (en) | 2012-09-12 |
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ID=46779199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200073846U Expired - Fee Related CN202429733U (en) | 2012-01-09 | 2012-01-09 | Gravity type biomass feeding device |
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| CN (1) | CN202429733U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102513030A (en) * | 2012-01-09 | 2012-06-27 | 北京林业大学 | Gravity type biomass feeding device |
| CN103449060A (en) * | 2013-08-29 | 2013-12-18 | 晨光生物科技集团莎车有限公司 | Uniform feeding system for material sealing tank |
| CN106629129A (en) * | 2016-12-17 | 2017-05-10 | 山东精工电子科技有限公司 | Positive pole feeding device of lithium iron phosphate pelletizer |
| CN108177893A (en) * | 2017-12-27 | 2018-06-19 | 中国天辰工程有限公司 | A kind of wet stock Geldart-D particle blanking device |
| CN109852426A (en) * | 2019-02-01 | 2019-06-07 | 中国科学技术大学 | A kind of rotary continuous pressurization feeding device and method of biomass |
| CN113443454A (en) * | 2021-06-29 | 2021-09-28 | 青岛惠城环保科技股份有限公司 | Continuous feeding device for waste plastic treatment |
| CN115416127A (en) * | 2022-07-20 | 2022-12-02 | 中国林业科学研究院生态保护与修复研究所 | High-temperature carbonization device and method suitable for large biomass raw materials |
-
2012
- 2012-01-09 CN CN2012200073846U patent/CN202429733U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102513030A (en) * | 2012-01-09 | 2012-06-27 | 北京林业大学 | Gravity type biomass feeding device |
| CN103449060A (en) * | 2013-08-29 | 2013-12-18 | 晨光生物科技集团莎车有限公司 | Uniform feeding system for material sealing tank |
| CN106629129A (en) * | 2016-12-17 | 2017-05-10 | 山东精工电子科技有限公司 | Positive pole feeding device of lithium iron phosphate pelletizer |
| CN108177893A (en) * | 2017-12-27 | 2018-06-19 | 中国天辰工程有限公司 | A kind of wet stock Geldart-D particle blanking device |
| CN109852426A (en) * | 2019-02-01 | 2019-06-07 | 中国科学技术大学 | A kind of rotary continuous pressurization feeding device and method of biomass |
| CN113443454A (en) * | 2021-06-29 | 2021-09-28 | 青岛惠城环保科技股份有限公司 | Continuous feeding device for waste plastic treatment |
| CN115416127A (en) * | 2022-07-20 | 2022-12-02 | 中国林业科学研究院生态保护与修复研究所 | High-temperature carbonization device and method suitable for large biomass raw materials |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20170109 |