CN102728281A - Continuous feeding device for normal-pressure biomass pretreatment reactor - Google Patents

Continuous feeding device for normal-pressure biomass pretreatment reactor Download PDF

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Publication number
CN102728281A
CN102728281A CN2012102303917A CN201210230391A CN102728281A CN 102728281 A CN102728281 A CN 102728281A CN 2012102303917 A CN2012102303917 A CN 2012102303917A CN 201210230391 A CN201210230391 A CN 201210230391A CN 102728281 A CN102728281 A CN 102728281A
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CN
China
Prior art keywords
cylinder
feeding
living beings
continuous
pretreatment reaction
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Pending
Application number
CN2012102303917A
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Chinese (zh)
Inventor
徐建
彭华栋
罗晧
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Institute of Process Engineering of CAS
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Institute of Process Engineering of CAS
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Priority to CN2012102303917A priority Critical patent/CN102728281A/en
Publication of CN102728281A publication Critical patent/CN102728281A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a continuous feeding device for a normal-pressure biomass pretreatment reactor. The continuous feeding device comprises a feeding hopper, a feeding clapboard, a roller jacket, a belt, an inner barrel of a roller, a lifting rib, a discharging pipe, a discharging clapboard, a roller bracket, a motor, a liquid feeding electromagnetic valve and so on. The biomass material is lifted and thrown down repeatedly under the action of the inner barrel of the roller, the lifting rib and the transmission motor so as to be mixed uniformly. The mixed material is transferred to the discharging pipe under the thrust of the gravity and subsequent feeding so as to enter the pretreatment reactor to finish reaction process. The continuous feeding device has simple and compact structure, high-efficient mixing function of the roller is ingeniously utilized; moreover, the continuous feeding device is a pressure-free container, so that cost of manufacture of the device is low; the continuous feeding device can assist various normal-pressure biomass continuous or intermittent pretreatment reactors and promote treatment effect.

Description

A kind of continuous feed device that is used for normal pressure living beings pretreatment reaction device
Technical field
The invention belongs to biological chemical field, particularly a kind of continuous feed device that is used for normal pressure living beings pretreatment reaction device.
Background technology
Biomass energy has caused the concern of countries in the world because of the characteristics and the bright development prospect of its green, cleaning; And biorefinery is as the effective means of exploitation biomass energy; Its technology still exist cost high with problems such as efficient is low, wherein preconditioning technique immature becomes one of bottleneck that limits the living beings higher value application.Traditional preconditioning technique is like the combination of methods such as acid, alkali, steam blasting, hydro-thermal, microwave, biology and several method; Treatment effect is better, but or cost higher, or environmental pollution is serious; Or shortcoming such as the cycle is long, be difficult to reach industrialization demands.Therefore, how to optimize preconditioning technique and become one of key of biorefinery, and become scientific research personnel's research focus.
Along with deepening continuously of preconditioning technique research, corresponding pretreatment reaction device also arises at the historic moment.If the mode that is processed with material is classified, these reactors can be divided into batch and continuous two kinds, and the batch processed reactor is occupied majority.Be adapted biomass can industrialization, the serialization of the reactor development trend that is inevitable.For developing flow reactor efficiently, situation such as scaffold, bridging appear in transmission course easily to material, and the researcher does a lot of work, and as adopting transport tape, chain, pipeline combines the mode of high-pressure pump or axial-flow pump etc.This seminar is that 201210107472.8 patent has been announced the continuous pretreatment reaction device of a kind of biomass microwave at application number, adopts transport tape, has realized the continuous operation of Microwave Pretreatment, but its feed system adopts funnel slightly inadequate, remains to be improved.
In the preprocessing process, the mixing homogeneous degree of material also is one of key factor that influences pretreating effect.Existing single loading hopper is not enough to improve material and in transmission course, occurs scaffold, bridging easily and mix uneven first-class situation, is badly in need of the feed system of exploitation to the biomass material characteristic.License number has been announced a kind of biomass feeding unit capable of continuously and stably feeding for the patent of CN201746131U, this patent mainly with the disturbance axle, around action roller, transmission devices such as rolling bearing are realized the adjustable feed of inventory, are applicable to the solid biologic raw material.License number has been announced a kind of electromagnetic cylinder refueling device for the patent of CN202266818U; The patent structure that this patent is announced is simple, with low cost, easy to operate; Make refueling time shorten to 30 minutes, fully shown the efficient effect of cylinder in material transmission and mixing from 1-2 hour.But in the living beings preprocessing process, material generally is that the form with solidliquid mixture exists, and is not simple liquid or the transmission of solid and mixing; Therefore; Above-mentioned patent is not enough to satisfy the transmission of material in the preprocessing process and mixes requirement, is necessary to develop the feed system of the biomass material that is applicable to the solidliquid mixture form, to mate continuous living beings pretreatment reaction device; Let the treatment effect of reactor further get a promotion, to industrial requirement near.
Summary of the invention
[goal of the invention] the objective of the invention is often to exist with the form of solidliquid mixture in preprocessing process to biomass material; In transmission course, occur scaffold, bridging easily and mix uneven first-class situation; Develop a kind of continuous feed device that is used for normal pressure living beings pretreatment reaction device, further promote the treatment effect of existing reactor.As this device is used for this seminar is the continuous pretreatment reaction device of a kind of biomass microwave that 201210107472.8 patent is announced at application number, and treatment effect will obtain lifting to a certain degree.
Along with the research of living beings preconditioning technique deepens continuously, corresponding pretreatment reaction device also arises at the historic moment [design of the present invention].Existing pretreatment reaction device or batch or continuously; All lack feed system efficiently to the biomass material characteristic; Make implicit or cost higher, or environmental pollution is serious, or the pretreating process of shortcoming such as the cycle is long is difficult to the application that moves towards the industrialization more.If these continuous pretreatment reaction devices of having developed can mate a kind of feed arrangement of mixing of materials efficiently, its treatment effect will get a promotion, and the amplification of the pretreating process that these equipment rely on also becomes possibility.
A kind of feed arrangement of mixing of materials efficiently that the present invention proposes, thinking is following: the dry biomass raw material of meal at first gets into feed arrangement by the control of loading hopper and charging baffle plate, and the feeding amount through electromagnetic valve is regulated liquid reaches certain solid-to-liquid ratio.The solid-liquid material after preliminary the mixing, enters into cylinder and mixes in feed pipe, and cylinder is outside equipped with one deck chuck, is provided with the convex tendon of stainless steel at the inner core inwall, is called lifters.Biomass material is picked up, is thrown down under the acting in conjunction of cylinder inner core, lifters and driving motor, and circulation so repeatedly reaches the purpose of mixing homogeneous.The high right low setting in two a rolling stands left side, the inclination certain angle.The material that mixes homogeneous is transferred to discharge pipe under the effect of the thrust of gravity and follow-up charging, the end of discharge pipe is provided with baffle plate, by the output quantity of needs adjusting material of mate reactor.
[technical scheme of the present invention] essential structure of the present invention is following:
This mixing of materials feed arrangement is by forming with lower component: loading hopper 1; Charging baffle plate 2; Cylinder chuck 3; Belt 4; Cylinder inner core 5; Lifters 6; Discharge pipe 7; Discharge baffle 8; Rolling stand 9; Motor 10; Liquid charging magnetic valve 11.
The dry biomass raw material of meal at first gets into feed arrangement through the control of loading hopper 1 and charging baffle plate 2, and in this process, by the actual demand of experiment, the feeding amount through liquid charging magnetic valve 11 is regulated liquid reaches certain solid-to-liquid ratio.The solid-liquid material after preliminary the mixing, enters into cylinder inner core 5 and mixes in feed pipe, and cylinder is outside equipped with one deck cylinder chuck 3, is provided with the convex tendon of stainless steel at cylinder inner core 5 inwalls, is called lifters 6.During mixing, biomass material in cylinder, the part be dipped in the liquid, when motor 10 to slowly run; Lifters 6 drives material and together rises, and when arriving near the top, because the rotating speed of cylinder inner core 5 is very slow, the centrifugal force of generation is not enough to overcome gravity; So material falls sideling, fall in liquid, with liquid generation hammering, then rotate and soak into again in company with cylinder inner core 5; Under the effect of lifters 6, be picked up again afterwards, throw down, circulation so repeatedly reaches the purpose of mixing homogeneous.The high right low setting in two rolling stands, 9 left sides, the inclination certain angle.After the mixing, the material of cylinder inner core 5 is transferred to discharge pipe 7 under the effect of gravity and follow-up charging thrust, and the end of discharge pipe 7 is provided with discharge baffle 8, by the output quantity of needs adjustings material of mate reactor.
The continuous feed device of normal pressure living beings pretreatment reaction device of the present invention is applicable to materials such as multiple biomass material such as maize straw, wheat stalk, the livings poplar of speed, the living beings that also are applicable to number of different types simultaneously continuously or intermittence the pretreatment reaction device.
The present invention has following characteristics and advantage:
1. simple in structure, compactness, the high efficient mixed function of skilful use cylinder, and be no pressure vessel, equipment manufacturing cost is low;
2. can assist continuously or intermittently pretreatment reaction device of multiple normal pressure living beings, promote treatment effect.
Description of drawings
A kind of front view that is used for the continuous feed device of normal pressure living beings pretreatment reaction device of Fig. 1;
Fig. 2 is a kind of to be used for the side view of transmission device of the continuous feed device of normal pressure living beings pretreatment reaction device.
1, loading hopper; 2, charging baffle plate; 3, cylinder chuck; 4, belt; 5, cylinder inner core; 6, lifters; 7, discharge pipe; 8, discharge baffle; 9, rolling stand; 10, motor; 11, liquid charging magnetic valve.
The specific embodiment
Through embodiment the present invention is further specified below.
Embodiment 1
As shown in the figure: the mixing of materials feed arrangement is by forming with lower component: loading hopper 1; Charging baffle plate 2; Cylinder chuck 3; Belt 4; Cylinder inner core 5; Lifters 6; Discharge pipe 7; Discharge baffle 8; Rolling stand 9; Motor 10; Liquid charging magnetic valve 11.
The long limit of described loading hopper 1 is decided to be 30-50cm; Minor face is decided to be 10-30cm, and height is 15-30cm, and the minor face size of charging baffle plate 2 sizes and loading hopper 1 is consistent; Cylinder chuck 3 thickness are 5-10cm; Chuck and cylinder outer wall are provided with rubbing surface, increase both frictional force, guarantee operate as normal.Drum length is 70-200cm, the long coupling of the minor face of diameter and loading hopper 1.Lifters 6 is provided with the 4-8 bar, and the diameter of discharge pipe 7 matees with cylinder.The size of discharge baffle 8 is with charging baffle plate 2, and the height of rolling stand 9 is the right 70cm of left 100cm, and high right the hanging down in two rolling stands, 9 left sides is provided with angle of inclination: 15-30 degree.The power of motor 10 is selected 3-5kw for use, and the diameter of liquid charging magnetic valve 11 is selected 20-30mm for use.Above-mentioned all parts remove belt 4 and use rubber, and motor 10 is selected for use beyond the relevant proprietary material with liquid charging magnetic valve 11, and remaining all selects stainless steel for use.
The dry maize straw of meal at first gets into feed arrangement through the control of loading hopper 1 and charging baffle plate 2, through the feeding amount that liquid charging magnetic valve 11 is regulated liquid, after the solid-liquid material tentatively mixes in feed pipe; Entering into cylinder inner core 5 mixes again; Cylinder is outside equipped with one deck cylinder chuck 3, and material is picked up, is thrown down under the acting in conjunction of cylinder inner core 5, lifters 6 and motor 10; Circulation so repeatedly reaches the purpose of mixing homogeneous.Mixed material is transferred to discharge pipe 7 under the effect of the thrust of gravity and follow-up charging, terminal discharge baffle 8 is by the output quantity of needs adjusting material of mate reactor.
The present invention is not limited to this embodiment; This feed arrangement is applicable to materials such as multiple biomass material such as maize straw, wheat stalk, the living poplar of speed; Simultaneously; The living beings that this device also is applicable to number of different types are the pretreatment reaction device continuously or intermittently, like the microwave reactor of mentioning in this patent, and the reactor of other normal pressure etc.

Claims (5)

1. a continuous feed device that is used for normal pressure living beings pretreatment reaction device is characterized in that comprising: loading hopper (1); Charging baffle plate (2); Cylinder chuck (3); Belt (4); Cylinder inner core (5); Lifters (6); Discharge pipe (7); Discharge baffle (8); Rolling stand (9); Motor (10) and liquid charging magnetic valve (11).
2. a kind of continuous feed device that is used for normal pressure living beings pretreatment reaction device according to claim 1 is characterized in that the skin of cylinder is provided with cylinder chuck (3), and thickness is 5-10cm, has prolonged cylinder service life.
3. a kind of continuous feed device that is used for normal pressure living beings pretreatment reaction device according to claim 1 is characterized in that cylinder inner core (5) inboard is provided with lifters (6), has improved the mixed effect of material.
4. a kind of continuous feed device that is used for normal pressure living beings pretreatment reaction device according to claim 1 is characterized in that rolling stand (a 9) left side is high right low, angle of inclination: 15-30 degree.
5. a kind of continuous feed device that is used for normal pressure living beings pretreatment reaction device according to claim 1; It is characterized in that this feed arrangement is applicable to materials such as multiple biomass material such as maize straw, wheat stalk, the livings poplar of speed, the living beings that also are applicable to number of different types simultaneously continuously or intermittence the pretreatment reaction device.
CN2012102303917A 2012-07-04 2012-07-04 Continuous feeding device for normal-pressure biomass pretreatment reactor Pending CN102728281A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012102303917A CN102728281A (en) 2012-07-04 2012-07-04 Continuous feeding device for normal-pressure biomass pretreatment reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012102303917A CN102728281A (en) 2012-07-04 2012-07-04 Continuous feeding device for normal-pressure biomass pretreatment reactor

Publications (1)

Publication Number Publication Date
CN102728281A true CN102728281A (en) 2012-10-17

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Country Status (1)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD225609A1 (en) * 1984-01-13 1985-08-07 Thaelmann Schwermaschbau Veb Method and device for mixing or neutralizing solids parts
CN201524542U (en) * 2009-10-12 2010-07-14 南通罗斯混合设备有限公司 rotary mixing machine
CN102258955A (en) * 2011-04-25 2011-11-30 山东万盛环保科技发展有限公司 Drum mixer
CN102321520A (en) * 2011-06-17 2012-01-18 中国科学院过程工程研究所 Module coupling biomass microwave dry or semidry pretreatment reactor
CN202212135U (en) * 2011-08-11 2012-05-09 长沙拜特生物科技研究所有限公司 Novel medicine mixer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD225609A1 (en) * 1984-01-13 1985-08-07 Thaelmann Schwermaschbau Veb Method and device for mixing or neutralizing solids parts
CN201524542U (en) * 2009-10-12 2010-07-14 南通罗斯混合设备有限公司 rotary mixing machine
CN102258955A (en) * 2011-04-25 2011-11-30 山东万盛环保科技发展有限公司 Drum mixer
CN102321520A (en) * 2011-06-17 2012-01-18 中国科学院过程工程研究所 Module coupling biomass microwave dry or semidry pretreatment reactor
CN202212135U (en) * 2011-08-11 2012-05-09 长沙拜特生物科技研究所有限公司 Novel medicine mixer

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Application publication date: 20121017