CN112774828A - Pneumatic suspension flow type powder sieve - Google Patents
Pneumatic suspension flow type powder sieve Download PDFInfo
- Publication number
- CN112774828A CN112774828A CN202011578726.5A CN202011578726A CN112774828A CN 112774828 A CN112774828 A CN 112774828A CN 202011578726 A CN202011578726 A CN 202011578726A CN 112774828 A CN112774828 A CN 112774828A
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- China
- Prior art keywords
- suspension
- tank
- air
- fixed
- air suspension
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000725 suspension Substances 0.000 title claims abstract description 86
- 239000000843 powder Substances 0.000 title claims abstract description 16
- 238000000926 separation method Methods 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 229920000881 Modified starch Polymers 0.000 abstract description 31
- 239000004368 Modified starch Substances 0.000 abstract description 31
- 235000019426 modified starch Nutrition 0.000 abstract description 31
- 238000007873 sieving Methods 0.000 abstract description 8
- 238000012216 screening Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/22—Crushing mills with screw-shaped crushing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/06—Jet mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
- C08B30/02—Preparatory treatment, e.g. crushing of raw materials or steeping process
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention discloses a pneumatic suspension flow type powder sieve, which comprises a complete machine rack, a crushing device, an air suspension device and a vibrating sieve, wherein the crushing device is used for crushing dried modified starch, the sieving operation pressure of the vibrating sieve is reduced, and the purposes of improving the sieving efficiency and the sieving quality of the vibrating sieve are realized.
Description
Technical Field
The invention belongs to the technical field of modified starch screening, and particularly relates to a pneumatic suspension flow type powder screen.
Background
The conventional airflow dryer drying system is adopted for drying the modified starch at present, although the drying efficiency of the drying system is high, problems still exist in the drying process, for example, the dried modified starch still has large particles, namely nodular modified starch, when the nodular powder directly enters a vibrating screen for screening treatment, the nodular modified starch still keeps nodular shape, but the nodular modified starch is directly taken as impurities to be discharged from the vibrating screen, so that some modified starch is wasted, the nodular modified starch needs to be crushed, various devices or equipment for crushing the nodular modified starch appear in the market at present, but the crushing treatment effect is not good, and the main body is that: the granularity after smashing is still bigger than normal, and kibbling not thorough enough, need to smash through manifold cycles and just can reach powdered modified starch, the modified starch after smashing in addition directly gets into the shale shaker screening and handles, and the disposable handling capacity that leads to the shale shaker is great, causes the shale shaker to appear various trouble and takes place. The technical scheme of the invention is just the solution aiming at solving the problems of nodular modified starch treatment and how to realize buffering of the modified starch before entering the vibrating screen.
Disclosure of Invention
The invention aims to provide a pneumatic suspension flow type powder sieve, which utilizes a crushing device to crush dried modified starch, reduces the sieving operation pressure of a vibrating sieve, realizes the purpose of improving the sieving efficiency and the sieving quality of the vibrating sieve, realizes the effect of further crushing the modified starch by an air suspension device, simultaneously has the buffer effect on the modified starch entering the vibrating sieve, avoids the accumulation of the modified starch in the vibrating sieve, is favorable for improving the sieving quality and the sieving effect of the vibrating sieve, and simultaneously achieves the purpose of reducing the equipment grade and the power consumption of the vibrating sieve.
The invention discloses a pneumatic suspension flow type powder sieve, which comprises a whole machine rack, a crushing device, an air suspension device and a vibrating sieve, wherein the whole machine rack is formed by welding sectional materials, the crushing device is positioned at the upper part of the whole machine rack and comprises a conical hopper, a crushing bin, a crushing spiral roller, a fixed bearing seat and a driving wheel, the conical hopper is a welded shell bent by a metal plate and welded with the crushing bin, the crushing bin is a square shell, the upper part of the crushing bin is welded and connected with the conical hopper, the crushing spiral roller comprises a spiral roller and a rotating shaft, the spiral roller is welded and fixed on the rotating shaft, the rotating shaft respectively passes through the crushing bin and is fixedly arranged on the crushing bin through the fixed bearing seat, the fixed bearing seats are respectively fixedly arranged on two sides of the crushing bin through bolts, and the driving wheel is fixedly arranged at one end of the rotating shaft through a, the air suspension device is positioned between the crushing device and the vibrating screen and comprises an air suspension diversion tank, a separation fixing tank, a suspension tank, a wind-blocking bending frame, an air flow inlet nozzle, a bottom cover, a discharge port and a suspension diverter, wherein the air suspension diversion tank is conical, the upper part of the air suspension diversion tank is fixed with the bottom of the crushing device through a bolt, the lower part of the air suspension diversion tank is connected with the bottom cover through a bolt in a sealing way, the separation fixing tank is conical, the upper part and the lower part of the air suspension diversion tank are welded and fixed with the air suspension diversion tank, the suspension tank is conical, the surface of the suspension tank is provided with a screen, the wind-blocking bending frame is respectively welded and fixed with the air suspension diversion tank and the separation fixing tank, the air flow inlet nozzle is distributed on the outer side of the air suspension diversion tank and is respectively welded and fixed on the air suspension diversion tank, the separation fixing tank and the wind-blocking bending frame, the bottom, with the bottom welded connection of gas suspension kuppe, the suspension shunt is located the bottom of gas suspension device, and respectively with end cover and gas suspension kuppe looks welded connection fixed, the shale shaker is located under the reducing mechanism, and end cover and discharge gate all are in the inside of shale shaker.
Preferably, the airflow air inlet nozzles are uniformly distributed, and the air pressure of the airflow air inlet nozzles is 0.15 MPa.
Preferably, the suspension flow dividers are uniformly arranged in the circumference, and the air pressure of each suspension flow divider is 0.08 MPa.
Preferably, the gap between the crushing spiral roller and the crushing bin wall is set to be 0.5 mm.
A pneumatic suspension flow type powder sieve has the working principle that: most of dried modified starch is nodular, the dried modified starch enters a crushing device to be crushed, the nodular modified starch is crushed through a gap between a rotating crushing spiral roller and a crushing bin, the crushed modified starch enters an air suspension device, the modified starch is further crushed on the upper portion of the air suspension device under the condition that the modified starch is blown by an air flow inlet nozzle, the modified starch enters the middle portion of the air suspension device and is completely changed into powder, the modified starch enters the bottom of the air suspension device, and slowly enters a vibrating screen under the action of a suspension diverter, and the modified starch enters the vibrating screen to be removed of impurities and then enters the next processing procedure.
The invention has the following beneficial effects:
the technical scheme of the invention is that the pneumatic suspension flow type powder sieve comprises the following components:
(1) the crushing device is used for crushing and pretreating the dried modified starch, so that the screening operation pressure of the vibrating screen is reduced, and the purposes of improving the screening efficiency and the screening quality of the vibrating screen are achieved.
(2) The air suspension device realizes the effect of further crushing modified starch, simultaneously plays a buffering role in the modified starch entering the vibrating screen, avoids the modified starch from causing accumulation in the vibrating screen, is favorable for improving the screening quality and effect of the vibrating screen, and simultaneously achieves the purpose of reducing the equipment grade and power consumption of the vibrating screen.
(3) The air suspension device has the advantages of simple structure, low manufacturing cost, no energy consumption and better stability and reliability.
Drawings
FIG. 1 is a schematic structural view of a pneumatic suspension flow type powder sieve of the present invention;
FIG. 2 is a schematic structural diagram of a pulverizing device of a pneumatic suspension flow type powder sieve of the present invention;
fig. 3 is a schematic structural diagram of an air suspension device of a pneumatic suspension flow type powder sieve of the invention.
In the figure, 1, a rack of the whole machine, 2, a crushing device, 3, an air suspension device, 4, a vibrating screen, 21, a conical hopper, 22, a crushing bin, 23, a crushing spiral roller, 24, a fixed bearing seat, 25, a driving wheel, 31, an air suspension diversion tank, 32, a separation fixed tank, 33, a suspension flow tank, 34, a wind blocking bending frame, 35, an air flow inlet nozzle, 36, a bottom cover, 37, a discharge port, 38, a suspension diversion device, 23-1, a spiral roller and 23-2 rotating shafts.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention for those skilled in the art, the technical solutions of the present invention will be further described with reference to the drawings attached to the specification.
As shown in fig. 1 to 3, a pneumatic suspension type powder sieve comprises a whole machine rack 1, a crushing device 2, a pneumatic suspension device 3 and a vibrating sieve 4, wherein the whole machine rack 1 is formed by welding sectional materials, the crushing device 2 is positioned at the upper part of the whole machine rack 1 and comprises a conical hopper 21, a crushing bin 22, a crushing spiral roller 23, a fixed bearing seat 24 and a driving wheel 25, the conical hopper 21 is a welded shell formed by bending sheet metal and is welded with the crushing bin 22, the crushing bin 22 is a square shell, the upper part of the crushing bin is welded with the conical hopper 21, the crushing spiral roller 23 comprises a spiral roller 23-1 and a rotating shaft 23-2, the spiral roller 23-1 is welded and fixed on the rotating shaft 23-2, the rotating shaft 23-2 respectively penetrates through the crushing bin 22 and is installed and fixed on the crushing bin 22 through the fixed bearing seat 24, the fixed bearing seats 24 are respectively fixed on two sides of the crushing bin 22 through bolts, the driving wheel 25 is fixed at one end of the rotating shaft 23-2 through hole-shaft matching, the air suspension device 3 is positioned between the crushing device 2 and the vibrating screen 4 and comprises an air suspension guide tank 31, a separation fixed tank 32, a suspension flow tank 33, a choke bent frame 34, an air flow inlet nozzle 35, a bottom cover 36, a discharge port 37 and a suspension flow divider 38, the air suspension guide tank 31 is conical, the upper part of the air suspension guide tank 31 is fixed with the bottom of the crushing device 2 through bolts, the lower part of the air suspension guide tank is hermetically connected with the bottom cover 36 through bolts, the separation fixed tank 32 is conical, the upper part and the lower part of the air suspension guide tank 31 are welded and fixed, the suspension flow tank 33 is conical, a screen mesh is arranged on the surface of the suspension guide tank 33, the choke bent frame 34 is respectively welded and fixedly connected with the air suspension guide tank 31, airflow intake nozzle 35 distributes in the outside of gas suspension guide tank 31, and welded fastening is respectively on gas suspension guide tank 31, separation fixed tank 32 and choke bend 34, end cover 36 passes through the bolt mounting with gas suspension guide tank 31 fixed, discharge gate 37 passes end cover 36, with the bottom welded connection of gas suspension guide tank 31, suspension shunt 38 is located the bottom of gas suspension device 3, and respectively with end cover 36 and gas suspension guide tank 31 looks welded connection fixed, shale shaker 4 is located under reducing mechanism 2, and end cover 36 all is in the inside of shale shaker 4 with discharge gate 37.
Technical solution of the invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive method concept and technical solution, or to apply the inventive concept and technical solution to other occasions without modification.
Claims (2)
1. A pneumatic suspension flow type powder sieve is characterized by comprising a complete machine rack, a crushing device, a pneumatic suspension device and a vibrating sieve.
2. The pneumatic suspension flow type powder sieve of claim 1, wherein the pneumatic suspension device comprises a conical air suspension guide tank, a separation fixing tank, a suspension flow tank, a wind blocking bending frame, an air flow inlet nozzle, a bottom cover, a discharge port and a suspension flow divider, the air suspension guide tank is fixed to the bottom of the crushing device through bolts, the lower portion of the air suspension guide tank is connected to the bottom cover through bolts in a sealing manner, the separation fixing tank is conical, the upper portion and the lower portion of the separation fixing tank are welded and fixed to the air suspension guide tank, the suspension flow tank is conical, a screen is arranged on the surface of the suspension flow tank, the wind blocking bending frame is respectively welded and fixed to the air suspension guide tank and the separation fixing tank, the air flow inlet nozzle is distributed on the outer side of the air suspension guide tank and is respectively welded and fixed to the air suspension guide tank, the separation fixing tank and the wind blocking bending frame, and the bottom cover and the air suspension guide tank are fixedly installed through bolts, the discharge gate passes the end cover, with the bottom welded connection of gas suspension kuppe, the suspension shunt is located the bottom of gas suspension device, and respectively with end cover and gas suspension kuppe looks welded connection fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011578726.5A CN112774828A (en) | 2020-12-28 | 2020-12-28 | Pneumatic suspension flow type powder sieve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011578726.5A CN112774828A (en) | 2020-12-28 | 2020-12-28 | Pneumatic suspension flow type powder sieve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112774828A true CN112774828A (en) | 2021-05-11 |
Family
ID=75752883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011578726.5A Pending CN112774828A (en) | 2020-12-28 | 2020-12-28 | Pneumatic suspension flow type powder sieve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112774828A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230048223A1 (en) * | 2021-08-11 | 2023-02-16 | Provisur Technologies, Inc. | Food product forming machine |
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| CN108745630A (en) * | 2018-06-13 | 2018-11-06 | 合肥久多农业科技有限公司 | A kind of agricultural cycle fertilizer crusher |
| CN109482312A (en) * | 2018-12-14 | 2019-03-19 | 郑州嵩山硼业科技有限公司 | A kind of airslide disintegrating mill |
| CN208786600U (en) * | 2018-08-18 | 2019-04-26 | 苏州月宫科技有限公司 | It is a kind of for producing the metal crushing device of Cu-Zn alloy powder |
| CN208878452U (en) * | 2018-09-20 | 2019-05-21 | 山西太原药业有限公司 | A kind of Western medicine powder processing ground and mixed device |
| CN208960102U (en) * | 2018-08-23 | 2019-06-11 | 河北维尔利动物药业集团有限公司 | Traditional Chinese herbs broken wall crushes linkage |
| CN211636843U (en) * | 2019-12-27 | 2020-10-09 | 中能普发科技江苏有限公司 | Fluidizing device for high-purity nano ceramic material |
| CN211801515U (en) * | 2020-02-24 | 2020-10-30 | 青岛福禄泰科表面材料科技有限公司 | Airflow crushing mill capable of being used for fully crushing polishing powder raw materials |
| CN211865336U (en) * | 2020-03-12 | 2020-11-06 | 营口恒大实业有限公司 | A filter equipment for processing slice zinc powder coating |
-
2020
- 2020-12-28 CN CN202011578726.5A patent/CN112774828A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207680747U (en) * | 2017-11-24 | 2018-08-03 | 连云港有道新材料科技有限公司 | A kind of Air Grinder for producing plastics superfine powder |
| CN108745630A (en) * | 2018-06-13 | 2018-11-06 | 合肥久多农业科技有限公司 | A kind of agricultural cycle fertilizer crusher |
| CN208786600U (en) * | 2018-08-18 | 2019-04-26 | 苏州月宫科技有限公司 | It is a kind of for producing the metal crushing device of Cu-Zn alloy powder |
| CN208960102U (en) * | 2018-08-23 | 2019-06-11 | 河北维尔利动物药业集团有限公司 | Traditional Chinese herbs broken wall crushes linkage |
| CN208878452U (en) * | 2018-09-20 | 2019-05-21 | 山西太原药业有限公司 | A kind of Western medicine powder processing ground and mixed device |
| CN109482312A (en) * | 2018-12-14 | 2019-03-19 | 郑州嵩山硼业科技有限公司 | A kind of airslide disintegrating mill |
| CN211636843U (en) * | 2019-12-27 | 2020-10-09 | 中能普发科技江苏有限公司 | Fluidizing device for high-purity nano ceramic material |
| CN211801515U (en) * | 2020-02-24 | 2020-10-30 | 青岛福禄泰科表面材料科技有限公司 | Airflow crushing mill capable of being used for fully crushing polishing powder raw materials |
| CN211865336U (en) * | 2020-03-12 | 2020-11-06 | 营口恒大实业有限公司 | A filter equipment for processing slice zinc powder coating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230048223A1 (en) * | 2021-08-11 | 2023-02-16 | Provisur Technologies, Inc. | Food product forming machine |
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Application publication date: 20210511 |
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