CN102489377B - Superfine powder sieve linkage system - Google Patents
Superfine powder sieve linkage system Download PDFInfo
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- CN102489377B CN102489377B CN2011103829696A CN201110382969A CN102489377B CN 102489377 B CN102489377 B CN 102489377B CN 2011103829696 A CN2011103829696 A CN 2011103829696A CN 201110382969 A CN201110382969 A CN 201110382969A CN 102489377 B CN102489377 B CN 102489377B
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Abstract
The invention discloses a superfine powder sieve linkage system. The superfine powder sieve linkage system comprises a swirling air pump, a feeding device, a first whirlwind collector, a first powder mixer, a supersonic airflow device, a turbine classifier, a double-airflow micro-powder sieve, a second whirlwind collector, a second powder mixer, a wind-proof laying-off device and a pulsed deduster. An air outlet of the pulsed deduster is communicated with a draught fan. A dust collection hood is arranged above a feed inlet of a hopper. The top of the dust collection hood is communicated respectively with the first whirlwind collector, the second whirlwind collector and the air outlet of the pulsed deduster by pipes. The superfine powder sieve linkage system satisfies requirements on superfine powder large-scale production of low-fiber content traditional Chinese medicines and other materials, improves screening efficiency, effectively controls a maximum particle diameter of a finished product, and realizes large-scale industrial screening processing of superfine powder above 500 meshes. In working, the superfine powder sieve linkage system utilizes an airflow produced by the draught fan to guide a material to be sieved, produces air-drying effects on the material, does not need additional drying equipment, and saves energy.
Description
Technical field
The present invention relates to the micro-powder of Chinese herbs screening system, especially relate to superfine powder sieve linkage system.
Background technology
The Study on Supermicro-pulverization of Traditional Chinese Drugs technology refers to take the vegetable drug breaking-wall cell as purpose, utilizes machinery or hydrodynamics approach that diameter is crushed to the process (general the breaking-wall cell rate of medicinal material under this granularity condition be greater than 95%) of 10-15 μ m for the Chinese traditional powder more than 3mm.Its operation principle generally comprises impact, collision, friction, shearing, grinding and the synchronous fracture etc. to Chinese traditional powder.At present commonly used aspect preparing at Chinese herbal ultra-fine powder is the gentle sieve classification method that flows through of mechanical crushing method.Because Chinese medicine has special requirement to the property of medicine and agents area, the direct comminuting method of air-flow feeding commonly used easily makes traditional Chinese medicine ingredients separate at present, can not reach the quality requirement of product.The air-flow stage division that sieves is a kind of novel stage division; the sharpest edges of airflow shifting machine are to utilize the gas shock of carrying powder to see through screen cloth effectively to separate; but can pile up on screen cloth when the micron order material lightweight for some, that particle diameter is little carries out classification, forming lumps causes screen cloth to stop up; cause screening work to carry out; greatly affect screening efficiency, can not meet the demand that large-scale industrial is produced.Although multistage Super-fine Classification Technology is to realize at present the fine graded effective ways with reducing energy consumption of powder, hold facility place and personnel drop into larger, are not suitable for continuous large-scale production.
Summary of the invention
The object of the invention is to provide a kind of directly continuous operation at normal temperatures, Ultramicro-powder powder maximum particle size is definite, manufacture craft simple, be suitable for the superfine powder sieve linkage system that fiber content is lower, the accurate various material Ultramicro-powder large-scale industrials of controlling the finished product maximum particle diameter of needs are produced.
For achieving the above object, the present invention can take following technical proposals:
Superfine powder sieve linkage system of the present invention, comprise vortex air pump, described vortex air pump air outlet is communicated with the loader air inlet by air cleaner, and described loader charging aperture is communicated with the hopper discharging opening, and the loader discharging opening is communicated with the first tornado feeder set charging aperture; Described the first tornado feeder set discharging opening closes the wind blanking device through first and is communicated with the first powder mixer charging aperture; Described the first powder mixer discharging opening closes the wind blanking device through second and is connected with batch can, described batch can discharging opening is communicated with the supersonic airstream machine inlet capable, described supersonic airstream machine discharging opening is communicated with the turbine classifier charging aperture, and described turbine classifier air inlet is communicated with peripheral hardware high-pressure air feed equipment by High-pressure air valve; The turbine classifier discharging opening is communicated with the mixed powder feed pipe of two air-flow micro mist screen(ing) machines, the fine powder discharging opening of described pair of air-flow micro mist screen(ing) machine is communicated with the second tornado feeder set charging aperture, described the second tornado feeder set discharging opening closes the wind blanking device through the 3rd and is communicated with a charging aperture of the second powder mixer, and another charging aperture of described the second powder mixer closes the wind blanking device through the 4th and is communicated with the ash bucket outlet of pulse dust collector; Described pulse dust collector air outlet is communicated with air-introduced machine; Be provided with dust gathering arrester above the hopper feed mouth, the top of described dust gathering arrester is communicated with the first tornado feeder set, the second tornado feeder set, pulse dust collector air inlet respectively by pipeline;
Described pair of air-flow micro mist screen(ing) machine comprise casing and be arranged on the downward screen drum of described chassis cavity split shed, and the nozzle of described screen drum is connected mutually with the upper shed of the funnel that is arranged on the casing bottom; The casing top offers the fine powder discharging opening be communicated with the second tornado feeder set charging aperture; In the zone between screen drum and casing, square crossing is provided with two door font rotation spray tracheaes that consist of transverse tube and standpipe, the two cross-coupled middle part of transverse tube and drive motors driving coupling mutually; Be provided with blast pipe in the screen drum centre position, the air outlet of blast pipe is connected with the transverse tube middle part of two font rotation spray tracheaes through screen drum, and rolls and be connected with the transverse tube of two font rotation spray tracheaes by rolling bearing; The air inlet of blast pipe extends outside hopper side walls and is connected with peripheral hardware air blast or source of the gas; Be provided with the mixed powder feed pipe in screen drum, be provided with the buffering umbrella above the discharging opening of described mixed powder feed pipe, the charging aperture of mixed powder feed pipe extends outside hopper side walls and is connected with the discharging opening of described turbine classifier.
The puff prot of described door font rotation spray tracheae is for axially to be opened in the groove on its tube wall along described transverse tube, standpipe, and the notch of described groove is offered towards described screen drum direction, and its width is set between 0.5-2mm.
The puff prot of described door font rotation spray tracheae is for arranging and be opened in the bar hole on its tube wall along described transverse tube, standpipe axially spaced-apart, and the aperture of described bar hole is offered towards described screen drum direction.
The invention has the advantages that the Ultramicro-powder large-scale industrial production that can meet the low Chinese medicine of fiber content and other material; Supersonic jet mill, turbine classifier and two air-flow micro mist screen(ing) machines are connected, and have improved screening efficiency, have effectively controlled the maximum particle diameter of finished product; Tornado feeder set is connected with pulse dust collector, prevents dust polluting environment, has reduced the loss of Chinese medicine fine powder; Pulse dust collector is connected with air-introduced machine, makes whole production system in subnormal ambient, during work, adopts air-introduced machine air-flow directing material to sieve, and to material, can produce Air-drying effect, without additional drying plant, saves the energy.
The marked improvement major embodiment that the present invention possesses is following several respects:
1, the powder screening process takes air current classifying to combine and carry out simultaneously with screen fractionation, by being arranged on the outer door font rotation spray tracheae of screen drum, produce uniformly, blow to the air-flow in screen drum at the screen drum outer peripheral face, stop the micron order material lightweight, that particle diameter is little and piled up the generation that forms caking and cause the sieve pore blockade phenomenon on screen cloth, greatly improved the classification efficiency of powder; Therefore, process (diameter of particle after processing≤25 micron) for the ultramicronising of powder technique guarantee is provided, thereby make the screening work of the above Ultramicro-powder of 500 order be able to large-scale industrial production.
2,, due to the structural design of of the present invention pair of air-flow micro mist screen(ing) machine, make screening part can select the screen drum structure, and under the condition of screening plant given volume, the sieving area of screen drum is larger than the sieving area of sieve plate, has improved screening efficiency.
3, of the present invention pair of air-flow micro mist screen(ing) machine adopts air-introduced machine air-flow directing material to sieve, and like this, in screening, again material produced to Air-drying effect, saved the peripheral hardware drying plant, reduced consumption reduction.
4, that the of the present invention pair of air-flow micro mist screen(ing) machine is simple in structure, screen drum is changed is convenient, for ease of maintenaince and maintenance.
The accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present invention.
Fig. 2 is the structural representation of two air-flow micro mist screen(ing) machines in Fig. 1.
The specific embodiment
As shown in Figure 1, 2, superfine powder sieve linkage system of the present invention, comprise vortex air pump 1, described vortex air pump 1 air outlet is communicated with loader 4 air inlets by air cleaner 2, described loader 4 charging apertures are communicated with hopper 3 discharging openings, and loader 4 discharging openings are communicated with the first tornado feeder set 6.1 charging apertures; Described the first tornado feeder set 6.1 discharging openings are communicated with the first double-screw type powder mixer 9.1 charging apertures through closing wind blanking device 7.1; Described the first double-screw type powder mixer 9.1 discharging openings are connected with batch can 10 through closing wind blanking device 7.2, described batch can 10 discharging openings are communicated with supersonic airstream machine 12 charging apertures, described supersonic airstream machine 12 discharging openings are communicated with turbine classifier 11 charging apertures, and described turbine classifier 11 air inlets are communicated with peripheral hardware high-pressure air feed equipment by High-pressure air valve 14; Turbine classifier 11 discharging openings are communicated with the mixed powder feed pipe 19 of two air-flow micro mist screen(ing) machines 15, the fine powder discharging opening 20 of described pair of air-flow micro mist screen(ing) machine 15 is communicated with the second tornado feeder set 6.2 charging apertures, described the second tornado feeder set 6.2 discharging openings are communicated with a charging aperture of the second double-screw type powder mixer 9.2 through closing wind blanking device 7.3, and another charging aperture of described the second double-screw type powder mixer 9.2 is communicated with the ash bucket outlet of pulse dust collector 16 through closing wind blanking device 7.4; Described pulse dust collector 16 air outlets are communicated with air-introduced machine 17; Be provided with dust gathering arrester 5 above hopper 3 charging apertures, the top of described dust gathering arrester 5 is communicated with the first tornado feeder set 6.1, the second tornado feeder set 6.2, pulse dust collector 16 air inlets respectively by pipeline.
As shown in Figure 2, described pair of air-flow micro mist screen(ing) machine 15 comprise casing 21 and be arranged on the screen drum 22 that in described casing 21 inner chambers, Open Side Down, and the nozzle of described screen drum 22 is connected mutually with the upper shed of the funnel 23 that is arranged on casing 21 bottoms; Casing 21 tops offer the fine powder discharging opening 20 be communicated with second tornado feeder set 6.2 charging aperture; In the zone between screen drum 22 and casing 21, square crossing is provided with two door font rotation spray tracheaes that consist of transverse tube 24 and standpipe 25, the two cross-coupled middle parts of transverse tube 24 and drive motors 8.2 driving coupling mutually; Be provided with blast pipe 26 in screen drum 22 centre positions, the air outlet of blast pipe 26 is connected with transverse tube 24 middle parts of two font rotation spray tracheaes through screen drum 22, and rolls and be connected with the transverse tube 24 of two font rotation spray tracheaes by rolling bearing; The air inlet of blast pipe 26 extends outside funnel 23 sidewalls and is connected with peripheral hardware air blast or source of the gas; Be provided with mixed powder feed pipe 19 in screen drum 22, be provided with buffering umbrella 27 above the discharging opening of described mixed powder feed pipe 19, the charging aperture of mixed powder feed pipe 19 extends outside funnel 23 sidewalls and is connected with the discharging opening 18 of described turbine classifier 11.The puff prot of door font rotation spray tracheae is for axially to be opened in the groove on its tube wall along transverse tube 24, standpipe 25, and the notch of described groove is offered towards described screen drum 22 directions, and its width is set between 0.5-2mm.Between transverse tube 24 and standpipe 25 and corresponding screen drum 22 roofs and sidewall, distance is respectively 25 millimeters.
Operation principle of the present invention is as follows:
As shown in Figure 1, 2, medicinal material after coarse crushing drops in elevating hopper 3, the air-flow of being sent by vortex air pump 1 is after air cleaner 2 purifies, and the powder of needs being pulverized by loader 4 is brought in the first tornado feeder set 6.1, after double-screw type powder mixer 9.1 mixes under in batch can 10.Mixed powder after supersonic airstream machine 12 is pulverized carries out rough segmentation by the turbine classifier 11 of batch can 10 belows, the powder that meets particle size again accurately sieves in air-flow is brought two air-flow micro mist screen(ing) machines 15 into again, powder by screen drum 22 enters into the second tornado feeder set 6.2 through discharging opening, enter in double-screw type powder mixer 9.2 by closing wind blanking device 7.3, collect and obtain the Ultramicro-powder finished product of particle diameter≤25 micron by discharging opening after powder mixes.Unsifted powder returns in batch can 10 by funnel 23 bottom tube connectors, repeats to pulverize and sieve.Elevating hopper 3 tops are provided with dust gathering arrester and are connected with the first tornado feeder set 6.1, the second tornado feeder set 6.2, pulse dust collector 16 by pipeline, pulse dust collector 16 bottom ash bucket outlets are connected with the second double-screw type powder mixer 9.2 by closing wind blanking device 7.4, the waste of the powder produced while having avoided charging.In whole medicinal material Ultramicro-powder preparation process, air-introduced machine 17 is always in running order, to maintain the subnormal ambient of whole production system, can produce Air-drying effect to material flow, does not need additional drying plant, energy-saving and cost-reducing simultaneously.
Of the present invention pair of air-flow micro mist screen(ing) machine 15; greatly improved screening efficiency; solved the sieve pore blockade problem of screen drum, can accurately control the maximum particle diameter of finished product, thereby realize Chinese medicine Ultramicro-powder (diameter of particle≤25 micron) large-scale industrial production simultaneously.
The operation principle of two air-flow micro mist screen(ing) machines 15 is as follows:
As shown in Figure 2, during work, the mixed powder of pulverizing from turbine classifier 11 discharging openings enters into the inside of screen drum 22 under the wind-force effect, by buffering umbrella 27, reduces impulsive force, makes mixed powder in the interior dispersion of screen drum 22, and screen drum 22 is 500 order mesh screens; The powder of screen drum 22 interior dispersions carries out classification by screen drum 22 under the air inducing effect, through the Ultramicro-powder of screen drum 22 under suction function in its top enters the second whirlwind tornado feeder set 6.2.The rotation under drive motors 8.2 drives of door font rotation spray tracheae, the pressure air that external blower or source of the gas produce is in blast pipe 26 enters transverse tube 24 and standpipe 25, and through thering is the puff prot ejection of groove structure, form even blowback air-flow in screen drum 22 at screen drum 22 end faces and side, make the further atomization of powder in screen drum 22, stop the powder blocking screen mesh that lumps simultaneously on screen drum 22, make not again to enter in batch can 10 along with the air-flow whirlpool formed sinks to entering in funnel 23 pulverizing that circulates by the powder of screen drum 22.
Claims (3)
1. a superfine powder sieve linkage system, it is characterized in that: comprise vortex air pump (1), described vortex air pump (1) air outlet is communicated with loader (4) air inlet by air cleaner (2), described loader (4) charging aperture is communicated with hopper (3) discharging opening, and loader (4) discharging opening is communicated with the first tornado feeder set (6.1) charging aperture; Described the first tornado feeder set (6.1) discharging opening closes wind blanking device (7.1) through first and is communicated with the first powder mixer (9.1) charging aperture; Described the first powder mixer (9.1) discharging opening closes wind blanking device (7.2) through second and is connected with batch can (10), described batch can (10) discharging opening is communicated with supersonic airstream machine (12) charging aperture, described supersonic airstream machine (12) discharging opening is communicated with turbine classifier (11) charging aperture, and described turbine classifier (11) air inlet is communicated with peripheral hardware high-pressure air feed equipment by High-pressure air valve (14); Turbine classifier (11) discharging opening is communicated with the mixed powder feed pipe (19) of two air-flow micro mist screen(ing) machines (15), the fine powder discharging opening (20) of described pair of air-flow micro mist screen(ing) machine (15) is communicated with the second tornado feeder set (6.2) charging aperture, described the second tornado feeder set (6.2) discharging opening closes wind blanking device (7.3) through the 3rd and is communicated with a charging aperture of the second powder mixer (9.2), and another charging aperture of described the second powder mixer (9.2) closes wind blanking device (7.4) through the 4th and is communicated with the ash bucket outlet of pulse dust collector (16); Described pulse dust collector (16) air outlet is communicated with air-introduced machine (17); Be provided with dust gathering arrester (5) in hopper (3) charging aperture top, the top of described dust gathering arrester (5) is communicated with the first tornado feeder set (6.1), the second tornado feeder set (6.2), pulse dust collector (16) air inlet respectively by pipeline;
Described pair of air-flow micro mist screen(ing) machine (15) comprise casing (21) and be arranged on the downward screen drum (22) of described casing (21) inner chamber split shed, and the nozzle of described screen drum (22) is connected mutually with the upper shed of the funnel (23) that is arranged on casing (21) bottom; Casing (21) top offers the fine powder discharging opening (20) be communicated with the second tornado feeder set (6.2) charging aperture; Be provided with two door font rotation spray tracheaes that formed by transverse tube (24) and standpipe (25), the cross-coupled middle part of two transverse tubes (24) and drive motors (8.2) driving coupling in the mutual square crossing in zone be positioned between screen drum (22) and casing (21); Be provided with blast pipe (26) in screen drum (22) centre position, the air outlet of blast pipe (26) is connected with transverse tube (24) middle part of two font rotation spray tracheaes through screen drum (22), and rolls and be connected with the transverse tube (24) of two font rotation spray tracheaes by rolling bearing; The air inlet of blast pipe (26) extends outside funnel (23) sidewall and is connected with peripheral hardware air blast or source of the gas; Be provided with mixed powder feed pipe (19) in screen drum (22), be provided with buffering umbrella (27) in the discharging opening of described mixed powder feed pipe (19) top, the charging aperture of mixed powder feed pipe (19) extends outside funnel (23) sidewall and is connected with the discharging opening (18) of described turbine classifier (11).
2. superfine powder sieve linkage system according to claim 1, it is characterized in that: the puff prot of described door font rotation spray tracheae is for axially to be opened in the groove on its tube wall along described transverse tube (24), standpipe (25), the notch of described groove is offered towards described screen drum (22) direction, and its width is set between 0.5-2mm.
3. superfine powder sieve linkage system according to claim 1, it is characterized in that: the puff prot of described door font rotation spray tracheae is for arranging and be opened in the bar hole on its tube wall along described transverse tube (24), standpipe (25) axially spaced-apart, and the aperture of described bar hole is offered towards described screen drum (22) direction.
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| CN2011103829696A CN102489377B (en) | 2011-11-28 | 2011-11-28 | Superfine powder sieve linkage system |
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| CN2011103829696A CN102489377B (en) | 2011-11-28 | 2011-11-28 | Superfine powder sieve linkage system |
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| CN102489377A CN102489377A (en) | 2012-06-13 |
| CN102489377B true CN102489377B (en) | 2013-12-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109482375A (en) * | 2018-12-29 | 2019-03-19 | 上海材料研究所 | It is a kind of for sieving the device and method thereof of metal powder |
| CN110142941A (en) * | 2019-05-23 | 2019-08-20 | 杭州红其线缆材料有限公司 | A kind of dustless plastic pellet production line |
| CN110693052B (en) * | 2019-10-14 | 2020-11-24 | 黟县国有资产运营有限公司 | Nut processing all-in-one with dust removal stoving function |
| CN115041290B (en) * | 2022-06-14 | 2024-03-29 | 佛山市博晖机电有限公司 | Micro powder production system and production method and dry powder preparation system |
| CN116832932B (en) * | 2023-07-14 | 2024-02-09 | 浙江捷罡科技有限公司 | Micron-scale continuous low-temperature crushing system |
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| US3656618A (en) * | 1968-06-19 | 1972-04-18 | Polysius Ag | Air sifter |
| CN2299662Y (en) * | 1997-06-20 | 1998-12-09 | 盖国胜 | Composite jet mill |
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Address after: 451464, No. 2, Hing Road, Baisha Industrial Park, Zhongmu County, Henan, Zhengzhou Applicant after: Henan Health Star Pharmaceutical Co., Ltd. Address before: 451464, No. 2, Hing Road, Baisha Industrial Park, Zhongmu County, Henan, Zhengzhou Applicant before: Henan Kangxing Pharmaceutical Co., Ltd. |
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Inventor after: Zhang Guozu Inventor after: Kong Weili Inventor after: Li Kezhong Inventor after: Yu Rui Inventor after: Chen Ruyu Inventor after: Wei Haifeng Inventor after: Wang Weiwei Inventor before: Zhang Guozu Inventor before: Ma Zhongbin Inventor before: Li Kezhong Inventor before: Yu Rui Inventor before: Chen Ruyu Inventor before: Wei Haifeng Inventor before: Wang Weiwei |
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Free format text: CORRECT: INVENTOR; FROM: ZHANG GUOZU MA ZHONGBIN LI KEZHONG YU RUI CHEN RUYU WEI HAIFENG WANG WEIWEI TO: ZHANG GUOZU KONG WEILI LI KEZHONG YU RUI CHEN RUYU WEI HAIFENG WANG WEIWEI |
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Owner name: HENAN KANGXING BIOTECHNOLOGY CO., LTD. Effective date: 20131217 |
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Effective date of registration: 20131217 Address after: 451464, No. 2, Hing Road, Baisha Industrial Park, Zhongmu County, Henan, Zhengzhou Patentee after: Henan Health Star Pharmaceutical Co., Ltd. Patentee after: Henan Kang Xing Biotechnology Co., Ltd. Address before: 451464, No. 2, Hing Road, Baisha Industrial Park, Zhongmu County, Henan, Zhengzhou Patentee before: Henan Health Star Pharmaceutical Co., Ltd. |