CN102511659B - Normal-temperature ultrafine argy wormwood leaf powder preparation method - Google Patents
Normal-temperature ultrafine argy wormwood leaf powder preparation method Download PDFInfo
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- CN102511659B CN102511659B CN 201110382960 CN201110382960A CN102511659B CN 102511659 B CN102511659 B CN 102511659B CN 201110382960 CN201110382960 CN 201110382960 CN 201110382960 A CN201110382960 A CN 201110382960A CN 102511659 B CN102511659 B CN 102511659B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 22
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Abstract
The invention discloses a normal-temperature ultrafine argy wormwood leaf powder preparation method. Argy wormwood leaves are first washed, aired, cut into sections and dried until the moisture content is less than or equal to 10 percent; the cut argy wormwood leaves are milled under the normal temperature, so that coarse powder, the grain size of which is 60 to 89 meshes, is obtained; the obtained coarse powder is put into a rod mill, milled and then sent into a special two-way air flow screening machine by wind to pass through a 500-mesh screen, screened powder, the grain size of which is less than or equal to 25 micrometers, is conveyed into a cyclone collector by the air flow produced by a draught fan and collected, so that finished ultrafine argy wormwood leaf powder product is obtained; and the powder which does not pass through the 500-mesh screen is collected via a funnel, conveyed into the rod mill via a pipeline and milled again. The invention has the advantages that: the whole preparation process is carried out under the normal temperature, and does not need low temperature or special additional conditions; the grain size of the finished argy wormwood leaf product is less than or equal to 26 micrometers, so that the cell wall-breaking rate and the bioavailability are increased, the two-way air flow screening machine can simplify the preparation process, and the purposes of quality standard controllability and industrial mass production are achieved.
Description
Technical field
The present invention relates to veterinary additive, especially relate to ultra micro powder tarragon normal temperature preparation method; The invention still further relates to the special-purpose two-way airflow screening machine that is used for this method.
Background technology
Chinese herb feed additive has natural sex, multifunctionality, the characteristics that the have no side effect advantage of holding concurrently, can improve the growth performance of animal, can improve the quality of animal product again, Chinese medicine growth performance studied on Pharmacology of Inhibiting is shown, a lot of Chinese medicines have the effect that promotes the growth of animal performance, but Chinese medicine exists additive capacity big, formulation is thick, appearance poor, and active ingredient can not fully discharge, the shortcoming that bioavailability is low has influenced traditional Chinese medicine quality and clinical health-care effect.
The tarragon beginning is stated from " Mingyi Bielu ", be the dried leaves of the perennial shrub shape of composite family herbaceous plant tarragon, the most of area of China is as East China, North China, all there is production on ground such as northeast, have another name called argy wormwood, the family Chinese mugwort, five leaves Chinese mugwort, high 45-120 centimetre, grow in wilderness, roadside, the strong impoverishment tolerant of drought resistance, resistant to diseases and insects is strong, the tarragon bitter, hot, warm in nature, excessive poisonous. return liver, spleen, kidney channel, the hemostasis of regulating the flow of vital energy is driven wet by trembling with fear, relieving asthma, antibechic, anti-inflammatory. to shigella dysenteriae, salmonella, staphylococcuses etc. have significant inhibitory effect, are the desirable health-caring feedstuff addictives of livestock and poultry.
The broken technology of Chinese herbal ultra-fine powder is renewal and the development to traditional crushing technology; it had both kept the advantage of traditional Chinese medicine technology of preparing; injected new vitality for the modern production of Chinese medicine again; have a extensive future, but remain in actual production in some problems and a difficult problem: (1) production efficiency is low, the power consumption height is the principal element of restriction Chinese herbal ultra-fine powder large-scale production for animals.In traditional closed circuit method crushing process, when most of material has reached fineness requirement, always there is the small part meal to be mixed in wherein, make this part meal further be crushed to the granularity that requires need prolong the pulverizing time significantly, make crush efficiency reduce, power consumption significantly increases; (2) it is poor that there are the material particular diameter uniformity after the classification in selection by winnowing classification and grading wheel classification, influenced the quality of production of herbal medicine compound ultra micro powder greatly, especially when being applied to animal drinking-water or the use of particulate material spice, because a large amount of not existence of broken wall cell are difficult to reach instructions for use.(3) traditional one-way gas flow is sieved, because Chinese medicine is when carrying out ultramicro grinding, along with reducing of particle diameter, material particles surface area and surface can increase, adsorptivity increases, and mobile variation easily is gathered into bulky grain etc. and causes the sieve classification of crossing that surpasses 200 order fineness medicinal powder to be difficult to carry out.The existence of above-mentioned factor has had a strong impact on standardization, the large-scale production of herbal medicine ultra micro powder, and popularization on veterinary clinic and use.
Summary of the invention
The object of the invention is to provide a kind of ultra micro powder tarragon normal temperature preparation method, efficiently solve have in the present Chinese medicine production that energy consumption is big, the medicine maximum particle diameter is difficult to accurate control, can't produce continuously, difficult problems such as dust is many in the production process, make the tarragon ultra micro powder of preparation have rapid-action, good effect, bioavilability height, effect that the clinical application amount is few.
Another purpose of the present invention is to provide a kind of special-purpose two-way airflow screening machine that is applied to ultra micro powder tarragon normal temperature preparation method.
Ultra micro powder tarragon normal temperature preparation method of the present invention comprises the steps:
The first step, select for use back side canescence, fine hair many, give off a strong fragrance, the tarragon of matter softness, the thick look green grass or young crops of leaf cleans, dries, and cuts into the long section of 3-5cm, air dry or dry to moisture≤10%;
Second goes on foot, under 20 ℃～25 ℃ the tarragon of segment is pulverized, and obtaining granularity is 60-80 purpose meal;
The 3rd step, with the second step gained meal place pulverize in the rod mill after, be fed into special-purpose two-way airflow screening machine by wind and cross 500 mesh sieves, the air-flow that the powder that obtains particle diameter≤25 micron of sieving is produced by air-introduced machine is transported to collect in the tornado feeder set and promptly gets ultra micro powder tarragon finished product; The powder of not crossing 500 mesh sieves is transported to circulation pulverizing once more in the described rod mill through the funnel collection and by pipeline.
Special-purpose two-way airflow screening machine of the present invention comprises casing and the downward screen drum of chamber intermediate openings that sets within it, the order number of described screen drum 〉=500 orders; The nozzle of screen drum is connected mutually with the funnel upper shed that is arranged on the casing bottom; Chassis cavity is connected with air-introduced machine by the negative pressure chamber on top; Be provided with the door font rotary jet pipe that constitutes by transverse tube and standpipe in the zone between screen drum and casing, the puff prot of described door font rotary jet pipe is for axially being opened in groove on its tube wall along described transverse tube and standpipe respectively, described groove is offered towards the screen drum direction respectively, the groove width 0.5-2 millimeter of groove, the middle part of transverse tube and drive motors driving coupling; Be provided with blast pipe in the screen drum centre position, the air outlet of described blast pipe passes that screen drum is connected with the transverse tube middle part of door font rotary jet pipe and rolls by rolling bearing and is connected; The air inlet of blast pipe extends outside the described hopper side walls and is connected with the blast orifice of air blast; Be provided with feed pipe in screen drum, be provided with the buffering umbrella above the discharging opening of described feed pipe, the charging aperture of feed pipe extends outside the hopper side walls and is communicated with powder conveying fan air outlet through wind stopping device.
The air inducing of described air-introduced machine is pressed and is 1000pa, and the air inducing amount is 3000m
3/ h; The rotating speed of described drive motors is 155 rev/mins; The blast pressure of described air blast is 33kpa, and the blow rate required is 320m
3/ h; The wind pressure that goes out of described powder conveying fan is 24kpa, and air output is 150m
3/ h; The sidewall of described screen drum and roof respectively with corresponding standpipe and transverse tube between distance be 25 millimeters.
The invention has the advantages that whole process of preparation all carries out at normal temperatures, do not need low temperature or special additional conditions; The finished product Folium Artemisiae Argyi micropowder particle diameter of preparation≤25 microns has improved breaking-wall cell rate and bioavilability greatly, has strengthened the pharmacological action of medicine, thereby has reduced dosage, has saved medicinal material; The two-way airflow screening machine that uses in the inventive method has been simplified the preparation technology of ultra micro powder tarragon greatly, has realized the purpose that the traditional Chinese powder medicine quality standard is controlled, be suitable for large-scale industrial production.
Clinical health-care effect according to the ultra micro powder tarragon preparation of the inventive method preparation is verified by following test:
1, material and method
1.1 animal used as test and grouping
Select nearly 45 ages in days, body weight is basic identical, 32 of the tri-crossbreedings that health status all goes up, male and female half and half is divided into 4 random groups, control group fed basal diet, test group 1, test group 2, test group 3 is added 1% tarragon ultra micro powder (according to the inventive method preparation), 1% tarragon meal (conventional method preparation), 2% tarragon meal (conventional method preparation) respectively on the basis of basal diet.
1.2 test with daily ration prescription and nutritional labeling and feeding and management
Experimental period, keep free choice feeding, do not limit and raise, freely drink water, the cleaning that keeps dry in the house, immunity is carried out in immunity routinely, preliminary trial period is 10 days, expelling parasite during this period, castration, epidemic prevention, play normal measure such as overbit. experimental period is 60 days, begins in prerun, and prerun end and formal test finish, weigh respectively, at any time record.Concrete outcome sees Table 2.
Table 1 is tested with daily ration and trophic level
Table 2 test result analysis
| Grouping | Starting weight (kg) | End heavy (kg) | Daily gain (g) |
| Control group | 15.06±1.25 | 53.48±4.36 | 640±5.68 |
| Test group 1 | 15.3±1.56 | 59.04±3.85 | 729±4.76 |
| Test group 2 | 14.86±1.73 | 56.74±4.73 | 698±4.76 |
| Test group 3 | 15.46±1.46 | 55.32±4.78 | 664±5.32 |
As can be seen from Table 2: control group and test group 1, test group 2, daily gain difference be (P＜0.O1), control group and test group 3 daily gain significant differences (P＜0.05) extremely significantly; Test group 1, test group 2, test group 3 daily gains have improved 8.7%, 8.2%, 3.8% than control group respectively.Between the test group, test group 1, test group 2 and experimental group 3 significant differences (P＜0.05).
2, result of the test:
Add the tarragon ultrafine preparation in the piglet diet and can improve the price of deed and daily gain, significantly improve the economic benefit of raising pigs, and in feed, add 1% tarragon ultra micro powder, obviously the meal utilization rate height of manufacturing than traditional handicraft.
Description of drawings
Fig. 1 is the production equipment system figure of the method for the invention.
Fig. 2 is the structural representation of special-purpose two-way airflow screening machine of the present invention.
The specific embodiment
As shown in Figure 1, 2, ultra micro powder tarragon normal temperature preparation method of the present invention comprises the steps:
The first step, select for use back side canescence, fine hair many, give off a strong fragrance, the tarragon of matter softness, the thick look green grass or young crops of leaf cleans, dries, and cuts into the long section of 3-5cm, air dry or dry to moisture≤10%;
Second goes on foot, under 20 ℃～25 ℃ the tarragon of segment is pulverized, and obtaining granularity is 60-80 purpose meal;
The 3rd goes on foot, at first opens powder conveying fan 15, air-introduced machine 5, air blast 11, drive motors 8.The blow pressure of powder conveying fan 15 is 24kpa, and the blowing amount is 150m
3/ h; The air inducing of air-introduced machine 5 is pressed and is 1000pa, and the air inducing amount is 3000m
3/ h; The blast pressure of air blast 11 is 33kpa, blow rate required 320m
3/ h; The rotating speed of drive motors 8 is 155 rev/mins.
1, the second step gained meal is placed pulverize in the rod mill 16 after, powders to be fractionated are arranged in the downward screen drum 2 of casing 1 inner chamber intermediate openings being brought into by high velocity air through wind stopping device 14, feed pipe 12 under the power of the blowing effect of powder conveying fan 15 in the rod mill 16, and, powder to be fractionated is disperseed in screen drum 2 by the impulsive force of buffering umbrella 13 reduction powders to be fractionated in screen drum 2; The order number of screen drum 2 is 500 orders;
2, the powders to be fractionated that disperse in the screen drum 2 carry out classification by screen drum 2 under air-introduced machine 5 effects, and fine powder negative pressure chamber 4 through casing 1 top under the negative-pressure air-flow effect that air-introduced machine 5 produces of passing screen drum 2 is transported to and collects the ultra micro powder tarragon finished product that promptly gets particle diameter≤25 micron in the tornado feeder set 17.The powder by screen drum 2 does not sink through collecting with the funnel 3 that screen drum 2 under sheds are connected mutually and being transported to circulation pulverizing once more in the described rod mill 16 by pipeline 18;
3, door font rotary jet pipe rotates by rolling bearing 10 under drive motors 8 drives, the wind that air blast 11 is sent is in blast pipe 9 enters described transverse tube 6 and standpipe 7, and through be opened in the puff prot ejection that has the groove structure on transverse tube 6 and standpipe 7 tube walls respectively vertically towards screen drum 2 directions, form the evenly blowback air-flow in screen drum 2 at screen drum 2 end faces and side, powder in the screen drum 2 is further atomized, stop powder on screen drum 2, to lump simultaneously and stop up sieve screen apertures, make not powder by screen drum 2 along with the air-flow whirlpool that forms sinks to entering in the funnel 3.The groove width that is opened in groove on transverse tube 6 and standpipe 7 tube walls is respectively vertically selected between 0.5 millimeter-2 millimeters as required, between the roof of transverse tube 6 and standpipe 7 and corresponding screen drum 2 and the sidewall apart from being respectively 25 millimeters.
The ultra micro powder tarragon finished product that obtains is sub-packed in the aluminium foil bag, and every bag weighs 500g or 1000g.
Claims (2)
1. a ultra micro powder tarragon normal temperature preparation method is characterized in that: comprise the steps:
The first step, select for use back side canescence, fine hair many, give off a strong fragrance, the tarragon of matter softness, the thick look green grass or young crops of leaf cleans, dries, and cuts into the long section of 3-5cm, air dry or dry to moisture≤10%;
Second goes on foot, under 20 ℃～25 ℃ the tarragon of segment is pulverized, and obtaining granularity is 60-80 purpose meal;
The 3rd step, with the second step gained meal place pulverize in the rod mill (16) after, be fed into special-purpose two-way airflow screening machine by wind and cross 500 mesh sieves, the air-flow that the powder that obtains particle diameter≤25 micron of sieving is produced by air-introduced machine (5) is transported to collect in the tornado feeder set (17) and promptly gets ultra micro powder tarragon finished product; The powder of not crossing 500 mesh sieves is transported to circulation pulverizing once more in the described rod mill (16) through funnel (3) collection and by pipeline (18);
Described special-purpose two-way airflow screening machine is characterised in that: comprise casing (1) and the downward screen drum of chamber intermediate openings (2) that sets within it, the order number of described screen drum (2) 〉=500 orders; The nozzle of screen drum (2) is connected mutually with funnel (3) upper shed that is arranged on casing (1) bottom; Casing (1) inner chamber is connected with air-introduced machine (5) by the negative pressure chamber (4) on top; Be provided with the door font rotary jet pipe that constitutes by transverse tube (6) and standpipe (7) in the zone that is positioned between screen drum (2) and the casing (1), the puff prot of described door font rotary jet pipe is for axially being opened in groove on its tube wall along described transverse tube (6) and standpipe (7) respectively, described groove is offered towards screen drum (2) direction respectively, the groove width 0.5-2 millimeter of groove, the middle part of transverse tube (6) and drive motors (8) driving coupling; Be provided with blast pipe (9) in screen drum (2) centre position, the air outlet of described blast pipe (9) passes screen drum (2) and is connected with transverse tube (6) middle part of door font rotary jet pipe and is connected by rolling bearing (10) rolling; The air inlet of blast pipe (9) extends outside described funnel (3) sidewall and is connected with the blast orifice of air blast (11); In screen drum (2), be provided with feed pipe (12), be provided with buffering umbrella (13) in the discharging opening of described feed pipe (12) top, the charging aperture of feed pipe (12) extends outside funnel (3) sidewall and is communicated with powder conveying fan (15) air outlet through wind stopping device (14).
2. ultra micro powder tarragon normal temperature preparation method according to claim 1 is characterized in that: the air inducing of described air-introduced machine (5) is pressed and is 1000pa, and the air inducing amount is 3000m
3/ h; The rotating speed of described drive motors (8) is 155 rev/mins; The blast pressure of described air blast (11) is 33kpa, and the blow rate required is 320m
3/ h; The wind pressure that goes out of described powder conveying fan (15) is 24kpa, and air output is 150m
3/ h; The sidewall of described screen drum (2) and roof respectively with corresponding standpipe (7) and transverse tube (6) between distance be 25 millimeters.
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| CN102429992B (en) * | 2011-11-28 | 2013-10-16 | 河南省康星药业股份有限公司 | Superfine powder houttuynia herb normal-temperature preparation method |
| CN102406672B (en) * | 2011-11-28 | 2013-08-28 | 河南省康星药业股份有限公司 | Room-temperature preparation method of ultramicro powder pomegranate rind pulvis and special two-way airflow screening machine thereof |
| CN102397380B (en) * | 2011-11-28 | 2013-08-28 | 河南省康星药业股份有限公司 | Normal temperature preparation method of submicron powder Huanlian Jiedusan and special two-way airflow screen grader |
| CN102397347B (en) * | 2011-11-28 | 2013-08-28 | 河南省康星药业股份有限公司 | Submicron powder pulvis rhei normal temperature preparation method and special two-way airflow screen grader |
| CN102512538B (en) * | 2011-11-28 | 2013-09-25 | 河南省康星药业股份有限公司 | Normal-temperature preparation method for ultrafine golden flower asthma-relieving powder |
| CN102406830B (en) * | 2011-11-28 | 2013-08-28 | 河南省康星药业股份有限公司 | Room-temperature preparation method for submicron powder Qingshu powder and special bidirectional airflow screening machine |
| CN104000295B (en) * | 2014-05-09 | 2016-04-20 | 南京理工大学 | Cleaning type quality-adjusting device |
| CN111743928A (en) * | 2020-07-01 | 2020-10-09 | 刘克武 | Method for processing wormwood by stone mill |
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| CN101238852A (en) * | 2008-01-28 | 2008-08-13 | 吴忠尚 | Chinese medicinal composition for growing and fattening of livestock and poultry and preparation thereof |
| CN102406695A (en) * | 2011-11-28 | 2012-04-11 | 河南省康星药业有限公司 | Normal-temperature preparation method of ultramicro astragalus mongholicus powder and special bidirectional airflow screening machine thereof |
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2011
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101238852A (en) * | 2008-01-28 | 2008-08-13 | 吴忠尚 | Chinese medicinal composition for growing and fattening of livestock and poultry and preparation thereof |
| CN102406695A (en) * | 2011-11-28 | 2012-04-11 | 河南省康星药业有限公司 | Normal-temperature preparation method of ultramicro astragalus mongholicus powder and special bidirectional airflow screening machine thereof |
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| Title |
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| 《新型气流筛分机的实验研究》;叶京生等;《天津科技大学学报》;20060630;第21卷(第2期);第46-49页 * |
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