CN103657816B - Airflow grinding equipment and wall breaking method with same for pollen pini - Google Patents

Airflow grinding equipment and wall breaking method with same for pollen pini Download PDF

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Publication number
CN103657816B
CN103657816B CN201310748298.XA CN201310748298A CN103657816B CN 103657816 B CN103657816 B CN 103657816B CN 201310748298 A CN201310748298 A CN 201310748298A CN 103657816 B CN103657816 B CN 103657816B
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valve
housing
screen cloth
outlet
air
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CN103657816A (en
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贾平
完晋涛
贾芸青
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Yunnan Shiji Huabao Pharmaceutical Industry Development Co., Ltd.
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KUNMING TEKANG TECHNOLOGY Co Ltd
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Abstract

The invention discloses airflow grinding equipment and a wall breaking method with the same for pollen pini. The airflow grinding equipment is characterized in that a circulating channel is formed by a fan (1), a circulating pipeline I (4), a circulating stop valve (6), a grading device (7), a grading device (8), an adjusting valve (9), an air inlet three-way part (11) and a circulating pipeline II (13). The airflow grinding equipment and the wall breaking method disclosed by the invention have the advantages that materials form fluidized state and flows circularly at high speed in the circulating channel, the fluidized materials are ground under the action of a fan impeller, a pipe wall and mutual collision; the equipment is simple in structure, high in grinding efficiency, low in energy consumption and large in yield.

Description

A kind of Jet Mill and the wall-breaking method for pollen pini thereof
Technical field
The present invention relates to the wall-breaking method of a kind of circulating current disintegrating apparatus and a kind of pollen pini.
Background technology
The operation principle of existing airslide disintegrating mill is, compressed air spurts into the crushing chamber being preinstalled with material by nozzle at high speeds, at the joint place material of multiply high pressure draught by impact several times, friction, shearing and pulverizing, material after pulverizing moves to grading plant with ascending air under blower fan draft effect, make thickness feed separation, the fine grained meeting granularity requirements enters gathering-device by grading plant and collects, and coarse granule drops to disintegrating area to be continued to pulverize.Existing airslide disintegrating mill complex structure, need to consume a large amount of compressed air.Current pollen pini wall-breaking method adopts said flow pulverizer to carry out broken wall pulverizing, and efficiency is low, and energy consumption is high, yields poorly.
Summary of the invention
Technical problem to be solved by this invention is to provide the Jet Mill that a kind of structure is simple, compressed air consumption is few, present invention also offers a kind of efficiency high, and output is large, the method for the pollen pini broken wall that energy consumption is low.
In order to solve the problems of the technologies described above, the technical scheme that Jet Mill of the present invention adopts is: a kind of Jet Mill, comprise blower fan, circulation line I, circulation stop valve, grading plant, control valve, air inlet threeway, circulation line II, said modules presses fan outlet, circulation line I, circulation stop valve, grading plant, control valve, air inlet threeway, circulation line II, the sequential communication of fan inlet becomes circulation canal, circulation line I there is clean mouth, clean mouth is provided with clean valve, air inlet threeway also has a port to be air inlet, air inlet is provided with air inlet valve, circulation line II there is charge door, charge door is provided with charging valve.Clean valve is for discharging the material that can not pulverize, and air inlet valve is used for air inlet, and charging valve is used for reinforced.
Blower fan is the power source of fluidisation state Flow of Goods and Materials, and in order to improve the flowing velocity of fluidisation state material, improve pulverizing speed, as a modification of the present invention, blower fan is multiple stage, and multiple stage fans in series uses together.
In order to improve by the hierarchical speed of comminuting matter, and prevent because of blower fan kinetic transformation for heat energy makes the temperature of institute's processing materials raise, accelerate ventilation velocity, as a modification of the present invention, grading plant is multiple stage, and multiple stage grading plant is cascaded use.
Grading plant in embodiment comprises housing, inlet tube, outlet, screen cloth and back-blowing device, housing is columnar structured, shell one end is provided with inlet tube, the other end is provided with outlet, one end of inlet tube is outside housing, and the other end stretches in housing, and one end of outlet is outside housing, the other end stretches in housing, housing is also provided with the outlet of material gas; Screen cloth is columnar screen cloth, is arranged in housing, and screen cloth one end hoop sleeve is contained on inlet tube, and other end hoop sleeve is contained on outlet, the preferred sintered meshwork of screen cloth; Back-blowing device is for removing the material being deposited under airflow function and screen cloth affecting screen cloth gas permeability, back-blowing device is made up of back-flushing valve, blowback threeway and air bleeding valve, a port of blowback threeway exports with material gas and connects, another port connects with air bleeding valve, also have a port to connect with back-flushing valve, the other end of back-flushing valve connects with high-pressure air source.While exhaust valve closure, back-flushing valve is opened, and passes into high pressure draught and carry out blowback to screen cloth in housing.
Carry out broken wall processing for realizing equipment of the present invention to pollen pini, the screen cloth of grading plant selects aperture to be the sintered meshwork of 40 microns.
Apply equipment of the present invention carries out broken wall processing method to pollen pini, comprise the following steps:
The adjustment of S1, equipment original state and startup: close clean valve, air inlet valve and charging valve, open circulation stop valve, start blower fan, after fan starting completes, open air inlet valve, regulate the aperture of control valve between 5 ~ 40%, make grading plant inside be in the barotropic state of 100Pa ~ 1000Pa;
S2, reinforced: to open charging valve and add the pollen pini that moisture is less than 10%, the amount adding pollen pini is no more than 20% of circulation canal volume, pollen pini enters circulation canal under the effect of gravity and blower negative pressure, and fluidisation state is formed under the effect of air-flow, with air-flow high-speed circulating flowing in circulation canal, fed in raw material rear closedown charging valve;
S3, broken wall process: the fluidisation state pollen pini of high-speed circulating flowing is pulverized under draught fan impeller, tube wall and mutual effect of clashing into, and the pollen pini of pulverizing is discharged through air bleeding valve with the screen cloth of air-flow through grading plant;
S4, equipment cleaning: after broken wall operation completes, open clean valve, closes closed loop stop valve, closes air inlet valve, and the salvage stores in equipment is discharged by cleaning valve.
Jet Mill of the present invention forms circulation canal by blower fan, circulation line I, circulation stop valve, grading plant, control valve, air inlet threeway, circulation line II, material forms fluidisation state and high-speed circulating flowing in circulation canal road, fluidisation state material realizes pulverizing under draught fan impeller, tube wall and mutual effect of clashing into, device structure is simple, compressed air consumption is few, crush efficiency is high, and energy consumption is low, and output is large.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, but embodiment is not construed as limiting the invention.
First embodiment: a kind of Jet Mill.
See Fig. 1 and Fig. 2, this Jet Mill comprises blower fan I 1, blower fan II 2, blower fan III 3, circulation line I 4, circulation stop valve 6, grading plant 7, grading plant 8, control valve 9, air inlet threeway 11, circulation line II 13, said modules is pressed blower fan I 1 and is exported, blower fan II 2 import, blower fan II 2 exports, blower fan II 3 import, blower fan II 3 exports, circulation line I 4, circulation stop valve 6, grading plant 7 inlet tube 40, grading plant 7 outlet 44, grading plant 8 inlet tube 40, grading plant 8 outlet 44, control valve 9, air inlet threeway 11, circulation line II 13, the sequential communication of blower fan 1 import becomes circulation canal, circulation line I 4 there is clean mouth, clean mouth is provided with clean valve 5, circulation line II 13 there is charge door, charge door is provided with charging valve 12, air inlet threeway 11 also has a port to be air inlet, air inlet is provided with air inlet valve 10.
The grading plant of this Jet Mill comprises housing 41, inlet tube 40, outlet 44, screen cloth 43 and back-blowing device, housing 41 is columnar structured, housing 41 one end is provided with inlet tube 40, the other end is provided with outlet 44, one end of inlet tube 40 is outside housing 41, and the other end stretches in housing 41, and one end of outlet 44 is outside housing 41, the other end stretches in housing 41, housing 41 is also provided with material gas outlet 42; Screen cloth 43 is columnar screen clothes, and screen cloth 43 selects aperture to be the sintered meshwork of 40 microns, and screen cloth 43 is arranged in housing 41, and screen cloth 43 one end hoop sleeve is contained on inlet tube 40, and other end hoop sleeve is contained on outlet 44; Back-blowing device is made up of back-flushing valve 47, blowback threeway 46 and air bleeding valve 45, a port of blowback threeway 46 exports 42 with material gas and connects, another port connects with air bleeding valve 45, a port is also had to connect with back-flushing valve 47, the other end of back-flushing valve 47 connects with high-pressure air source, while air bleeding valve 45 is closed, back-flushing valve 47 is opened, and passes into high pressure draught and carry out blowback to screen cloth 43 in housing 41.
Second embodiment: the equipment applying the first embodiment carries out the method for broken wall processing to pollen pini, comprise the following steps:
The adjustment of S1, equipment original state and startup: close clean valve 5, air inlet valve 10 and charging valve 12, open circulation stop valve 6, start blower fan I 1, blower fan II 2, blower fan III 3, air inlet valve 10 is opened after fan starting completes, regulate the aperture of control valve 9 between 5 ~ 40%, make the inside of grading plant 7 and grading plant 8 be in the barotropic state of 100Pa ~ 1000Pa;
S2, reinforced: to open charging valve 12 and add the pollen pini that moisture is less than 10%, the amount adding pollen pini is 20% of circulation canal volume, pollen pini enters circulation canal under the effect of gravity and blower negative pressure, and fluidisation state is formed under the effect of air-flow, with air-flow high-speed circulating flowing in circulation canal, fed in raw material rear closedown charging valve 12;
S3, broken wall process: the fluidisation state pollen pini of high-speed circulating flowing is pulverized under draught fan impeller, tube wall and mutual effect of clashing into, and the pollen pini of pulverizing is discharged through air bleeding valve 45 with the screen cloth 43 of air-flow through grading plant;
S4, equipment cleaning: after broken wall operation completes, open clean valve 5, closes closed loop stop valve 6, and close air inlet valve 10, the salvage stores in equipment is discharged by cleaning valve 5.
Accompanying drawing explanation
Fig. 1 is the structure chart of a kind of Jet Mill first of the present invention embodiment.
Fig. 2 is the sectional view of grading plant in Fig. 1.
In figure, each Reference numeral is: 1, blower fan I; 2, blower fan II; 3, blower fan III; 4, circulation line I; 5, clean valve, 6, circulation stop valve; 7, grading plant; 8, grading plant; 9, control valve; 10, air inlet valve; 11, air intake threeway; 12, charging valve; 13, circulation line II; 40, inlet tube; 41, housing; 42, gas outlet is expected; 43, screen cloth; 44, outlet; 45, air bleeding valve; 46, blowback threeway; 47, back-flushing valve.

Claims (7)

1. a Jet Mill, it is characterized in that: described Jet Mill comprises blower fan, circulation line I, circulation stop valve, grading plant, control valve, air inlet threeway, circulation line II, said modules presses fan outlet, circulation line I, circulation stop valve, grading plant, control valve, air inlet threeway, circulation line II, the sequential communication of fan inlet becomes circulation canal, circulation line I there is clean mouth, clean mouth is provided with clean valve, air inlet threeway also has a port to be air inlet, air inlet is provided with air inlet valve, circulation line II there is charge door, charge door is provided with charging valve.
2. Jet Mill according to claim 1, is characterized in that: described blower fan is multiple stage, and multiple stage fans in series together.
3. the Jet Mill described in claim 1 or 2, is characterized in that: described grading plant is multiple stage, and multiple stage grading plant is cascaded.
4. the Jet Mill described in claim 1 or 2, it is characterized in that: described grading plant comprises housing, inlet tube, outlet, screen cloth and back-blowing device, housing is columnar structured, shell one end is provided with inlet tube, and the other end is provided with outlet, and one end of inlet tube is outside housing, the other end stretches in housing, one end of outlet is outside housing, and the other end stretches in housing, housing is also provided with the outlet of material gas; Screen cloth is columnar screen cloth, is arranged in housing, and screen cloth one end hoop sleeve is contained on inlet tube, and other end hoop sleeve is contained on outlet; Back-blowing device is for removing the material being deposited under airflow function and screen cloth affecting screen cloth gas permeability, back-blowing device is made up of back-flushing valve, blowback threeway and air bleeding valve, a port of blowback threeway exports with material gas and connects, another port connects with air bleeding valve, also have a port to connect with back-flushing valve, the other end of back-flushing valve connects with high-pressure air source.
5. Jet Mill according to claim 3, it is characterized in that: described grading plant comprises housing, inlet tube, outlet, screen cloth and back-blowing device, housing is columnar structured, shell one end is provided with inlet tube, and the other end is provided with outlet, and one end of inlet tube is outside housing, the other end stretches in housing, one end of outlet is outside housing, and the other end stretches in housing, housing is also provided with the outlet of material gas; Screen cloth is columnar screen cloth, is arranged in housing, and screen cloth one end hoop sleeve is contained on inlet tube, and other end hoop sleeve is contained on outlet; Back-blowing device is for removing the material being deposited under airflow function and screen cloth affecting screen cloth gas permeability, back-blowing device is made up of back-flushing valve, blowback threeway and air bleeding valve, a port of blowback threeway exports with material gas and connects, another port connects with air bleeding valve, also have a port to connect with back-flushing valve, the other end of back-flushing valve connects with high-pressure air source.
6. Jet Mill according to claim 5, is characterized in that: described screen cloth to be aperture the be sintered meshwork of 40 microns.
7. application rights requires that the Jet Mill described in 6 carries out the method for broken wall processing to pollen pini, comprises the following steps:
The adjustment of S1, equipment original state and startup: close clean valve, air inlet valve and charging valve, open circulation stop valve, start blower fan, after fan starting completes, open air inlet valve, regulate the aperture of control valve between 5 ~ 40%, make grading plant inside be in the barotropic state of 100Pa ~ 1000Pa;
S2, reinforced: to open charging valve and add the pollen pini that moisture is less than 10%, the amount adding pollen pini is no more than 20% of circulation canal volume, pollen pini enters circulation canal under the effect of gravity and blower negative pressure, and fluidisation state is formed under the effect of air-flow, with air-flow high-speed circulating flowing in circulation canal, fed in raw material rear closedown charging valve;
S3, broken wall process: the fluidisation state pollen pini of high-speed circulating flowing is pulverized under draught fan impeller, tube wall and mutual effect of clashing into, and the pollen pini of pulverizing is discharged through air bleeding valve with the screen cloth of air-flow through grading plant;
S4, equipment cleaning: after broken wall operation completes, open clean valve, closes closed loop stop valve, closes air inlet valve, and the salvage stores in equipment is discharged by cleaning valve.
CN201310748298.XA 2013-12-31 2013-12-31 Airflow grinding equipment and wall breaking method with same for pollen pini Active CN103657816B (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103720725A (en) * 2013-12-31 2014-04-16 昆明特康科技有限公司 Circulating fluidized bed equipment and pine pollen production method thereof
CN110614153A (en) * 2018-06-19 2019-12-27 郑州泰丰制药有限公司 Preparation method of micronized ticagrelor
CN109395824A (en) * 2018-09-21 2019-03-01 昆明特康科技有限公司 A kind of clean mill of rue and its application method and the product processed with the clean mill of rue

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Publication number Priority date Publication date Assignee Title
CN2089150U (en) * 1990-06-16 1991-11-20 陈少华 Airflow circulating drier
CN101293218A (en) * 2007-04-23 2008-10-29 昆山密友实业有限公司 Non-flour dust overflow environment friendly intelligent fluidized bed airflow ultramicro crushing apparatus
CN201988430U (en) * 2011-01-12 2011-09-28 成都坤森微纳科技有限公司 Fluidized bed jet mill grader
CN102252508A (en) * 2010-05-20 2011-11-23 株式会社近畿 Crushing and drying machine and crushing and drying apparatus equipped with crushing and drying machine

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Publication number Priority date Publication date Assignee Title
JP2000005621A (en) * 1998-06-23 2000-01-11 Minolta Co Ltd Fluidized bed type jet mill
JP2002126560A (en) * 2000-10-19 2002-05-08 Mitsui Mining Co Ltd Grinding method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2089150U (en) * 1990-06-16 1991-11-20 陈少华 Airflow circulating drier
CN101293218A (en) * 2007-04-23 2008-10-29 昆山密友实业有限公司 Non-flour dust overflow environment friendly intelligent fluidized bed airflow ultramicro crushing apparatus
CN102252508A (en) * 2010-05-20 2011-11-23 株式会社近畿 Crushing and drying machine and crushing and drying apparatus equipped with crushing and drying machine
CN201988430U (en) * 2011-01-12 2011-09-28 成都坤森微纳科技有限公司 Fluidized bed jet mill grader

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Inventor after: Yang Yusheng

Inventor after: Jia Ping

Inventor after: Wan Jintao

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Address after: 675000 Yunnan Yi Autonomous Prefecture in Chuxiong province Chuxiong Industrial Park Development Zone zhaojiawan bio Industrial Zone

Patentee after: Yunnan Shiji Huabao Pharmaceutical Industry Development Co., Ltd.

Address before: 650236, Kunming District, Yunnan District, Yinhai, Guandu district 15, 1 units, 6 floor, Room 601

Patentee before: KUNMING TEKANG TECHNOLOGY CO., LTD.

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