CN101863987B - Starch production system with horizontal decanter centrifuge for treating underflow materials - Google Patents
Starch production system with horizontal decanter centrifuge for treating underflow materials Download PDFInfo
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- CN101863987B CN101863987B CN2010101888144A CN201010188814A CN101863987B CN 101863987 B CN101863987 B CN 101863987B CN 2010101888144 A CN2010101888144 A CN 2010101888144A CN 201010188814 A CN201010188814 A CN 201010188814A CN 101863987 B CN101863987 B CN 101863987B
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Abstract
The invention discloses a starch production system with a horizontal decanter centrifuge for treating underflow materials, comprising a clarifying centrifuge, a condensed cyclone, a scraper centrifuge overflow liquid tank, a main separator feeding tank, a main separator, a starch refined cyclone, a refined starch milk tank and a starch milk refined system top flow tank; a clarifying centrifuge inlet is connected with a scraper centrifuge filtrate outlet pipeline; a clarifying centrifuge underflow outlet is connected with a scraper centrifuge overflow liquid tank pipeline; the scraper centrifuge overflow liquid tank is connected with the scraper centrifuge filtrate outlet pipeline; a scraper centrifuge overflow liquid tank outlet is connected with a feeding hole pipeline of the horizontal decanter centrifuge; materials in the scraper centrifuge overflow liquid tank are separated by the horizontal decanter centrifuge according to the weight; top flow of the horizontal decanter centrifuge reflows to the starch milk refined system top flow tank; and underflow of the horizontal decanter centrifuge enters the refined starch milk tank. By adopting the horizontal decanter centrifuge to treat overflow liquid and filtrate, the invention reduces the feeding amount and the load of the main separator, improves the production load and the protein yield and reduces the production consumption.
Description
Technical field
The present invention relates to a kind of starch production apparatus system; A kind of starch production system of handling the underflow materials horizontal screw centrifuge that has is particularly disclosed; Be applicable to and improve starch quality and reduce protein content in the finished product starch; Improve the starch wet processes of protein fodder yield, belong to the foodstuff processing technology field.
Background technology
As everyone knows, W-Gum production wet processes refining liquid behind the underflow entering milk of starch refining system, gets into the scraper centrifugal machine dehydration after pre-concentration separating machine, main separating machine separate, get into the air stream drying system again, obtains finished product starch through air stream drying.Produce a part of scraper centrifuge overflow liquid and a part of scraper filtrating in the scraper centrifugal machine working process.Scraper centrifuge overflow liquid and scraper filter liquor concentration are lower, need concentration.
Existing W-Gum production wet processes apparatus system is as shown in Figure 1, comprises clarifying centrifuge, concentrates swirler-, scraper centrifuge overflow liquid tank, main separating machine charging stock tank, main separating machine, the refining swirler-of starch, purified starch breast jar, milk of starch refining system top stream jar; Scraper centrifuge overflow liquid is handled through concentrating swirler-; Scraper filtrating concentrates through clarifying centrifuge; The underflow heavy phase material that concentrates after swirler-and clarifying centrifuge are handled all enters into main separating machine charging stock tank; And then get into main whizzer separation system, through concentration once more such as main separating machine, milk of starch refining system.
Prior art milk of starch refining system underflow density 20-20.5 Baume; 2.76 tons/ton of water unit consumption; 215.16 kilowatt-hours/ton of electricity unit consumption; The underflow materials that concentrates after swirler-and clarifying centrifuge are handled strengthens even overload operation winner's separating machine load in intrasystem recirculation, and production consumes high, and protein yield is low.
Summary of the invention
The invention discloses a kind of starch production system of handling the underflow materials horizontal screw centrifuge that has, solve the underflow materials that concentrates in the prior art after swirler-is handled with clarifying centrifuge and winner's separating machine load is strengthened even overload operation, production consume problems such as height, protein yield are low in intrasystem recirculation.
The present invention includes clarifying centrifuge, concentrate swirler-, scraper centrifuge overflow liquid tank, main separating machine charging stock tank, main separating machine, the refining swirler-of starch, purified starch breast jar, milk of starch refining system top stream jar, transferpump; The clarifying centrifuge inlet is connected with scraper centrifugal machine filtrate outlet pipeline; Scraper centrifugal machine filtrating gets into clarifying centrifuge; Scraper centrifuge overflow liquid tank is connected with scraper centrifugal machine overflow outlet line, and the overflowing liquid of scraper centrifugal machine gets into scraper centrifuge overflow liquid tank; It is characterized in that also comprising horizontal screw centrifuge; The outlet of clarifying centrifuge underflow is connected with the scraper centrifuge overflow liquid tank pipeline, and scraper centrifugal machine filtrating underflow after clarifying centrifuge is handled gets into scraper centrifuge overflow liquid tank; Scraper centrifuge overflow liquid tank outlet is connected with the horizontal screw centrifuge pipeline; The transferpump inlet is connected with scraper centrifuge overflow liquid tank; The transferpump outlet is connected with the horizontal screw centrifuge opening for feed; Transferpump is that 15% left and right sides dry is sent into horizontal screw centrifuge with scraper centrifuge overflow liquid tank concentration; Horizontal screw centrifuge is separated the material weight in the scraper centrifuge overflow liquid tank; Concentrate under action of centrifugal force that to reach concentration be the 40-45% dry, the light phase dry of stream about 2.989T/h in horizontal screw centrifuge top is back to milk of starch refining system top stream jar.Horizontal screw centrifuge underflow heavy phase dry directly enters into purified starch breast jar, makes this part material needn't get into the separating machine system, has reduced the inlet amount of main separating machine, reduces the load of main separating machine, reduces to produce consuming, and improves production load and protein yield.
Horizontal screw centrifuge of the present invention is the 1--3 platform.The separate unit treatment capacity is 35m3/h.
Horizontal screw centrifuge of the present invention comprises opening for feed, differential mechanism, auger stripper, rotary drum, housing, support, solid phase bucket, liquid phase bucket, slag notch, liquid phase mouth, front bearing, rear bearing; Horizontal screw centrifuge has a sedimentation wall; Differential mechanism is fixed on the rotary drum, and rotary drum is assemblied on the support through bearings; Rotary drum has one section hollow right circular cylinder inwall and one section hollow cone cone inwall; The solid phase bucket is installed in the rear portion of rotary drum hollow cone cone small end; Has slag notch on the solid phase bucket; Has opening for feed on the housing; In rotary drum, auger stripper is connected with differential mechanism is differential auger stripper through front bearing and rear bearing support assemblies.Housing is fixed on and holds airtight rotary drum on the support.Rotary drum reaches nominal rotation speed n 1, because the effect of differential mechanism makes auger stripper produce a nominal difference rotating speed, and difference rotating speed Δ n=n1 * i, n1 is the rotating speed of differential mechanism main pulley, i is the differential mechanism speed ratio.The material of scraper centrifugal machine overflow filtrate tank is imported horizontal screw centrifuge by opening for feed; Under powerful effect of centrifugal force; Heavy solid phase particles is thrown on the sedimentation wall, and deposits to very soon on the inwall of rotary drum, promotes via auger stripper; Sediment constantly is pushed to rotary drum hollow cone cone small end, behind the solid phase bucket, flows automatically to purified starch breast jar by slag notch.Liquid phase after the separation overflows to the liquid phase bucket by rotary drum, flows automatically to milk of starch refining system top stream jar through the liquid phase mouth.Suspension-s is constantly imported, and auger stripper is continuously released the solid phase of spinning from rotary drum.Realize successive solid phase and liquid phase separation.
Horizontal screw centrifuge of the present invention also comprises solid phase chamber, liquid phase cavity; The solid phase chamber is installed in the little distolateral lower housing portion of rotary drum hollow cone cone; Below, solid phase chamber is connected and installed the solid phase bucket; Liquid phase cavity is installed in the lower housing portion on the hollow straight cylinder of rotary drum side; The liquid phase cavity below is connected and installed the liquid phase bucket.
Horizontal screw centrifuge of the present invention also comprises motor, belt, pulley; Pulley be installed on the motor output shaft with the rotary drum drive shaft on; Belt is installed on the pulley, belt transmission.
Horizontal screw centrifuge first opening for feed 350 * 710 of the present invention, the slotted hole that diametric(al) is opened is 1.2mm, slag notch 550 * 710.
Advantage of the present invention is: adopt horizontal screw centrifuge to handle overflowing liquid and filtrating, reduced the inlet amount of main separating machine, reduced the load of main separating machine, raising production load and protein yield, reduction are produced and are consumed.
Description of drawings
Fig. 1 is the known devices system diagram;
Fig. 2 is apparatus of the present invention system diagram;
Fig. 3 is the horizontal screw centrifuge structural representation in the system of the present invention;
Fig. 4 is the horizontal screw centrifuge side-view in the system of the present invention.
Among the figure: 1 rear bearing, 2 cushion blockings, 3 opening for feeds, 4 feed-pipes, 5 pulleys, 6 front bearings, 7 auger strippers, 8 rotary drums, 9 housings, 10 differential mechanisms, 11 liquid phase mouths, 12 liquid phase buckets, 13 solid phase chambeies, 14 slag notches, 15 solid phase buckets, 16 motors, 17 belts, 18 feed valves, 19 liquid phase cavities, 20 supports.
Embodiment
Below be one embodiment of the present of invention.
As shown in Figure 2: as to the present invention includes clarifying centrifuge, concentrate swirler-, scraper centrifuge overflow liquid tank, main separating machine charging stock tank, main separating machine, the refining swirler-of starch, purified starch breast jar, milk of starch refining system top stream jar, transferpump, two separate unit treatment capacities are 35m
3/ h horizontal screw centrifuge; The clarifying centrifuge inlet is connected with scraper centrifugal machine filtrate outlet pipeline; Scraper centrifugal machine filtrating gets into clarifying centrifuge; Scraper centrifuge overflow liquid tank is connected with scraper centrifugal machine overflow outlet line, and the overflowing liquid of scraper centrifugal machine gets into scraper centrifuge overflow liquid tank; The outlet of clarifying centrifuge underflow is connected with the scraper centrifuge overflow liquid tank pipeline, and scraper centrifugal machine filtrating underflow after clarifying centrifuge is handled gets into scraper centrifuge overflow liquid tank; The transferpump inlet is connected with scraper centrifuge overflow liquid tank outlet; The transferpump outlet is connected with the horizontal screw centrifuge opening for feed; Transferpump is that 15% left and right sides dry is sent into two horizontal screw centrifuges with scraper centrifuge overflow liquid tank concentration; Horizontal screw centrifuge is separated the material weight in the scraper centrifuge overflow liquid tank; Concentrate under action of centrifugal force that to reach concentration be the 40-45% dry, the light phase dry of stream about 2.989T/h in horizontal screw centrifuge top is back to milk of starch refining system top stream jar.Horizontal screw centrifuge underflow heavy phase dry directly enters into purified starch breast jar, makes this part material needn't get into the separating machine system, has reduced the inlet amount of main separating machine, reduces the load of main separating machine, reduces to produce consuming, and improves production load and protein yield.
Like Fig. 3, shown in Figure 4: horizontal screw centrifuge comprises rear bearing 1, cushion blocking 2, opening for feed 3, feed-pipe 4, pulley 5, front bearing 6, auger stripper 7, rotary drum 8, housing 9, differential mechanism 10, liquid phase mouth 11, liquid phase bucket 12, solid phase chamber 13, slag notch 14, solid phase bucket 15, motor 16, belt 17, feed valve 18, liquid phase cavity 19, support 20; Horizontal screw centrifuge has a sedimentation wall; Rotary drum 8 has one section hollow right circular cylinder inwall and one section hollow cone cone inwall; On rotary drum 8, rotary drum 8 is assemblied on the support 20 through bearings differential mechanism 10 through screw retention.Cushion blocking 2 is installed in support 20 belows, auger stripper 7 through front bearing 6 and rear bearing 1 support assemblies in rotary drum 8, auger stripper 7 and 10 differential connections of differential mechanism.Housing 9 is fixed on and holds airtight rotary drum 8 on the support 20.The solid phase chamber is installed in the little distolateral rear portion lower housing portion of rotary drum hollow cone cone; Below, solid phase chamber is connected and installed the solid phase bucket; Has slag notch 14 on the solid phase bucket 15; Liquid phase cavity 19 is installed in the lower housing portion on the hollow straight cylinder of rotary drum side; The liquid phase cavity below is connected and installed the liquid phase bucket.Feed-pipe 4 is installed on the housing 9; Has opening for feed 3 on the feed-pipe 4; Opening for feed 3 front portions are connected and installed with feed valve 18; Pulley 5 be installed on motor 16 output shafts with rotary drum 8 drive shafts on; Rotary drum 8 is rotated by motor 16, belt 17 transmissions.Rotary drum 8 reaches nominal rotation speed n 1, because the effect of differential mechanism 10 makes auger stripper 7 produce a nominal difference rotating speed, and difference rotating speed Δ n=n1 * i, n1 is the rotating speed of differential mechanism main pulley, i is the differential mechanism speed ratio.The material of scraper centrifugal machine overflow filtrate tank is by opening for feed 3 input horizontal screw centrifuges; Under powerful effect of centrifugal force; Heavy solid phase particles is thrown on the sedimentation wall, and deposits to very soon on the inwall of rotary drum 8, promotes via auger stripper 7; Sediment constantly is pushed to rotary drum 8 hollow cone cone small ends, behind solid phase bucket 15, flows automatically to purified starch breast jar by slag notch 14.Liquid phase after the separation overflows to liquid phase bucket 12 by rotary drum 8, flows automatically to milk of starch refining system top stream jar through liquid phase mouth 11.Suspension-s is constantly imported, and auger stripper 7 is continuously released the solid phase of spinning from rotary drum 8.Realize successive solid phase and liquid phase separation.
Present embodiment horizontal screw centrifuge feeding unit first opening for feed is 350 * 710, and the slotted hole that diametric(al) is opened is 1.2mm, and slag notch is 550 * 710.
Present embodiment pre-concentration separating machine dry is reduced to 66.2 tons/hour through amount by original 71.2 tons/hour, reduces about 7.0%; Main separating machine dry is reduced to 88.3 tons/hour through amount by original 92.3 tons/hour, reduces about 4.3%; Milk of starch refining system underflow dry is reduced to 52.5 tons/hour through amount by original 59.4 tons/hour, reduces about 11.7%; Milk of starch refining system underflow density 20.5-21.5 Baume, underflow density increases by 1 Baume; Because of the increase of milk of starch refining system underflow density, make scraper centrifugal machine overflow and filtrating dry amount reduce 4%; 2.62 tons/ton of water unit consumption can be practiced thrift 21 tons of/hour fresh water consumptions; Reduce main separating machine load 12.92%, reduce milk of starch refining system load 13.33%; Reduce by a 37kw clarifying centrifuge; 212.48 kilowatt-hours/ton of electricity unit consumption.
Claims (7)
1. one kind has the starch production system of handling the underflow materials horizontal screw centrifuge, comprises clarifying centrifuge, concentrates swirler-, scraper centrifuge overflow liquid tank, main separating machine charging stock tank, main separating machine, the refining swirler-of starch, purified starch breast jar, milk of starch refining system top stream jar; The clarifying centrifuge inlet is connected with scraper centrifugal machine filtrate outlet pipeline; Scraper centrifugal machine filtrating gets into clarifying centrifuge; Scraper centrifuge overflow liquid tank is connected with scraper centrifugal machine overflow outlet line, and the overflowing liquid of scraper centrifugal machine gets into scraper centrifuge overflow liquid tank; The outlet of clarifying centrifuge underflow is connected with the scraper centrifuge overflow liquid tank pipeline; Scraper centrifuge overflow liquid tank outlet is connected with the horizontal screw centrifuge feeding hole pipeline; Horizontal screw centrifuge liquid phase mouth is connected with milk of starch refining system top stream jar; Horizontal screw centrifuge solid phase mouth is connected with purified starch breast jar; Scraper centrifuge overflow liquid tank outlet is connected with concentrated cyclone inlets pipeline; Concentrating the swirler-underflow is connected with main separating machine charging stock tank pipeline; The clarifying centrifuge underflow is connected with main separating machine charging stock tank pipeline; Main separating machine charging stock tank is connected with main separating machine feeding hole pipeline, and main separating machine underflow is connected with the refining cyclone inlets pipeline of starch, and the refining swirler-underflow of starch is connected with a purified starch breast jar feeding hole pipeline.
2. the starch production system of handling the underflow materials horizontal screw centrifuge that has according to claim 1, it is characterized in that: horizontal screw centrifuge comprises opening for feed, differential mechanism, auger stripper, rotary drum, housing, support, solid phase bucket, liquid phase bucket, slag notch, liquid phase mouth, front bearing, rear bearing; Horizontal screw centrifuge has a sedimentation wall; Rotary drum has one section hollow right circular cylinder inwall and one section hollow cone cone inwall; Differential mechanism is fixed on the rotary drum, and rotary drum is assemblied on the support through bearings; In rotary drum, auger stripper is connected with differential mechanism is differential auger stripper through front bearing and rear bearing support assemblies; Housing is fixed on and holds airtight rotary drum on the support; The solid phase bucket is installed in the housing below, rear portion of rotary drum hollow cone cone small end; Has slag notch on the solid phase bucket; The liquid phase bucket is installed in the housing below on the hollow straight cylinder of rotary drum side.
3. the starch production system of handling the underflow materials horizontal screw centrifuge that has according to claim 1 and 2, it is characterized in that: horizontal screw centrifuge also comprises solid phase chamber, liquid phase cavity; The solid phase chamber is installed in the little distolateral lower housing portion of rotary drum hollow cone cone; Below, solid phase chamber is connected and installed the solid phase bucket; Liquid phase cavity is installed in the lower housing portion on the hollow straight cylinder of rotary drum side; The liquid phase cavity below is connected and installed the liquid phase bucket.
4. the starch production system of handling the underflow materials horizontal screw centrifuge that has according to claim 1 and 2, it is characterized in that: horizontal screw centrifuge also comprises motor, belt, pulley; Pulley be installed on the motor output shaft with the rotary drum drive shaft on; Rotary drum is rotated by motor, belt transmission.
5. the starch production system of handling the underflow materials horizontal screw centrifuge that has according to claim 1 and 2, it is characterized in that: horizontal screw centrifuge separate unit treatment capacity is 35m
3/ h.
6. the starch production system of handling the underflow materials horizontal screw centrifuge that has according to claim 1 and 2, it is characterized in that: horizontal screw centrifuge first opening for feed 350 * 710, the slotted hole that diametric(al) is opened is 1.2mm, slag notch 550 * 710.
7. the starch production system of handling the underflow materials horizontal screw centrifuge that has according to claim 1, it is characterized in that: horizontal screw centrifuge is the 1--3 platform.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101888144A CN101863987B (en) | 2010-06-02 | 2010-06-02 | Starch production system with horizontal decanter centrifuge for treating underflow materials |
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| CN2010101888144A CN101863987B (en) | 2010-06-02 | 2010-06-02 | Starch production system with horizontal decanter centrifuge for treating underflow materials |
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| CN101863987B true CN101863987B (en) | 2012-09-19 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104250306B (en) * | 2014-09-25 | 2017-01-18 | 中国科学院成都生物研究所 | Drum-type potato starch extracter and water-saving starch extracting device |
| CN106810615A (en) * | 2016-12-22 | 2017-06-09 | 河南飞天农业开发股份有限公司 | A kind of preparation method of wheaten starch |
| CN107298722B (en) * | 2017-08-18 | 2020-11-10 | 温州市康而达实业有限公司 | Starch refining device with clarifying and washing system and production process thereof |
| CN109265569B (en) * | 2018-11-08 | 2023-05-30 | 辽宁仁广生物科技有限公司 | Method and equipment for re-refining corn starch milk |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1278460A (en) * | 1999-06-21 | 2001-01-03 | 霍凡克斯有限公司 | Separation apparatus, separation unit used for same, and separation method thereof |
| CN200992528Y (en) * | 2006-12-30 | 2007-12-19 | 山东寿光巨能金玉米开发有限公司 | Scraper skimming treating device for starch production |
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2010
- 2010-06-02 CN CN2010101888144A patent/CN101863987B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1278460A (en) * | 1999-06-21 | 2001-01-03 | 霍凡克斯有限公司 | Separation apparatus, separation unit used for same, and separation method thereof |
| CN200992528Y (en) * | 2006-12-30 | 2007-12-19 | 山东寿光巨能金玉米开发有限公司 | Scraper skimming treating device for starch production |
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Inventor after: Tong Yi Inventor after: Li Jiuren Inventor after: Tong Zhenyu Inventor after: Lu Yu Inventor after: Wang Wei Inventor after: Bai Lan Inventor before: Tong Yi Inventor before: Lu Yu Inventor before: Wang Wei Inventor before: Li Jiuren Inventor before: Bai Lan |
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