CN102935403A - Opposed jet mill sorter having modification function and mill sorting system - Google Patents

Opposed jet mill sorter having modification function and mill sorting system Download PDF

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Publication number
CN102935403A
CN102935403A CN2012103219327A CN201210321932A CN102935403A CN 102935403 A CN102935403 A CN 102935403A CN 2012103219327 A CN2012103219327 A CN 2012103219327A CN 201210321932 A CN201210321932 A CN 201210321932A CN 102935403 A CN102935403 A CN 102935403A
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CN
China
Prior art keywords
type air
cavity
flow crushing
collision type
modified function
Prior art date
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.)
Pending
Application number
CN2012103219327A
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Chinese (zh)
Inventor
叶庆春
周安宁
李成刚
曲建林
张迁
赵世永
俞海春
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenhua Group Corp Ltd
Shenhua Ningxia Coal Industry Group Co Ltd
Taixi Coal Washing Factory of Shenhua Ningxia Coal Industry Group Co Ltd
Original Assignee
Shenhua Group Corp Ltd
Shenhua Ningxia Coal Industry Group Co Ltd
Taixi Coal Washing Factory of Shenhua Ningxia Coal Industry Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenhua Group Corp Ltd, Shenhua Ningxia Coal Industry Group Co Ltd, Taixi Coal Washing Factory of Shenhua Ningxia Coal Industry Group Co Ltd filed Critical Shenhua Group Corp Ltd
Priority to CN2012103219327A priority Critical patent/CN102935403A/en
Publication of CN102935403A publication Critical patent/CN102935403A/en
Pending legal-status Critical Current

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Abstract

The present invention provides an opposed jet mill sorter having a modification function and a mill sorting system. The jet mill sorter comprises a cavity, a material outlet arranged on the top of the cavity, and a sorting part arranged on the bottom of the f the cavity, wherein the cavity is provided with at least a pair of material feeding nozzles, the material feeding nozzles are oppositely arranged on side walls of the cavity, the bottom of the sorting part is provided with a residue discharging port, the outer wall of the sorting part is provided with a gas inlet, and an air distribution plate is arranged between the cavity and the sorting part. With the present invention, modification can be simultaneously performed during the material milling process, the difficultly milled material can be timely eliminated, and power consumption during the mill process can be reduced.

Description

Have the collision type air-flow crushing separator of modified function and pulverize separation system
Technical field
The present invention relates to a kind of Counter-impact flow pulverizer, relate in particular to a kind of collision type air-flow crushing separator and pulverizing separation system with modified function.
Background technology
Powder technology is counted as supports one of most important basic technology of new and high technology industry, behind the grain refine, specific area is large, be evenly distributed, show many premium properties, in aspect extensive uses such as filler, dyestuff, pigment, medicine, catalyst, magnetic memory cell, senior abrasive material, kollag, fine ceramics, cosmetics.
The method that obtains superfine powder mainly is chemical method and Mechanical Method, and chemical method only uses at the minority special dimension because complex process, cost are high; And mechanical crushing method is low because of its cost, and output is high, and technique is simple, and can improve the advantage such as material performance and be widely adopted.
The mechanical crushing equipment of preparation superfine powder mainly contains high speed machine impact mill, airslide disintegrating mill, stirring mill and vibromill etc.And wherein airslide disintegrating mill with its product purity height, good dispersion, fine size and the advantage such as narrow in that to pulverize industry especially welcome.At present, the main type of airslide disintegrating mill has disc type, circulating tube type, collision type, target formula and fluid bed collision type.Wherein Counter-impact flow pulverizer has a series of advantages such as energy consumption is low, wearing and tearing are little, product purity is high and granularity is narrow, crushing and classification automatic operation and becomes the focus of industry research.But collision type fluidized bed air flow crusher of the prior art can't carry out the cleaning of bed material in the pulverizer course of work, and mostly bed material is to be difficult to pulverized material, it can not in time be discharged, and has reduced crush efficiency thereby can only pulverize in the crushing chamber inner loop.At present Counter-impact flow pulverizer mainly optimize improvement concentrate on nozzle, the aspects such as feeding manner, classifying turbine, these improvement can't solve that many, difficult pulverized materials of bed material in the ubiquitous crushing chamber of existing Counter-impact flow pulverizer can't in time be discharged and the difficult problem that reduces crush efficiency.
Summary of the invention
For the problems of the prior art, the purpose of this invention is to provide a kind of collision type air-flow crushing separator and pulverizing separation system with modified function.It can not only carry out modification simultaneously in the crushing material process, can also in time get rid of the difficult material of pulverizing, and reduces the energy consumption that crushing process consumes.
Above-mentioned purpose of the present invention is achieved through the following technical solutions:
A kind of collision type air-flow crushing separator with modified function comprises cavity, the discharging opening at described cavity top is set and is arranged on the sorting section of described cavity bottom, wherein,
At least be provided with a pair of feed nozzle on the described cavity, described feed nozzle relatively is arranged on the sidewall of described cavity;
The bottom of described sorting section is provided with slag-drip opening, and the outer wall of described sorting section is provided with air inlet;
Also be provided with air distribution plate between described cavity and the described sorting section.
Further, be provided with three pairs of feed nozzles on the sidewall of described cavity.
Further, described air distribution plate is plate shaped air distribution plate or to the taper type air distribution plate of lower convexity.
Further, be provided with the first wind distributing hole on the described plate shaped air distribution plate.
Further, be provided with the first wind distributing hole on the base plate of described taper type air distribution plate, be provided with the second wind distributing hole on the sidewall of described taper type air distribution plate.
Further, be provided with pneumatic discharge valve and manual one or both in the discharge valve on the described slag-drip opening.
Further, described air inlet is towards described air distribution plate.
Further, described discharging opening place is provided with grader and cyclone collector, enters cyclone collector after the classified machine classification of the material after the pulverizing.
The present invention also provides a kind of pulverizing separation system that comprises the above-mentioned collision type air-flow crushing separator with modified function, and this system comprises modifier container and the described collision type air-flow crushing separator with modified function of high-pressure air source, sealing, wherein,
Described high-pressure air source is connected with the modifier container of sealing by the first pipeline, and the end of described the first pipeline is positioned under the modifier liquid level;
The modifier container of described sealing is connected with described air inlet with collision type air-flow crushing separator of modified function by the second pipeline, and the top of described the second pipeline is positioned on the modifier liquid level.
Further, described high-pressure air source is less than or equal to 1MPa.
Collision type air-flow crushing separator with modified function provided by the invention can be got rid of the material that is difficult for pulverizing, and improves crush efficiency, reduces energy consumption, can also further pulverize the material that is detained, and has improved the utilization rate of raw material, reduces production costs; The present invention can carry out modification to the material after pulverizing simultaneously in the process of pulverizing and sorting in addition.
Description of drawings
Fig. 1 is a kind of collision type air-flow crushing separator schematic diagram that preferably has modified function of the present invention;
Fig. 2 is the plate shaped air distribution plate schematic diagram that the present invention preferably has the collision type air-flow crushing separator of modified function;
Fig. 3 is the taper type air distribution plate schematic diagram of the lower convexity of the present invention's collision type air-flow crushing separator of preferably having modified function;
Fig. 4 is the schematic diagram that the present invention preferably comprises the pulverizing separation system of described collision type air-flow crushing separator with modified function.
The specific embodiment
Below in conjunction with accompanying drawing, a preferred embodiment of the present invention is described in detail.
As shown in Figure 1, the invention provides for example a kind of collision type air-flow crushing separator with modified function, the sorting section 6 that it comprises cavity 8, the discharging opening 9 at described cavity 8 tops is set and is arranged on described cavity 8 bottoms.During comminuting matter, the discharging opening 9 from the top behind the crushing material of easily pulverizing is discharged, and the difficult material of pulverizing is discharged from bottom sorting section 6, has greatly improved the efficient of pulverizing.
At least be provided with a pair of feed nozzle 7 on the cavity 8 in the present embodiment, preferably be provided with three pairs of feed nozzles 7, every a pair of feed nozzle 7 relatively is arranged on the sidewall of described cavity 8, and the present invention can and pulverize the number that needs are opened feed nozzle according to material properties, improves crush efficiency.The present invention can pass into different working medias with residing condition of work by feed nozzle according to the character of material, such as CO 2, N 2, hot steam, He, Ar etc., also can be according to pulverizing and the needs of modification pass into blending agent.The present invention be fit to pulverize the material of multiple character, as sensitiveness, inflammable and explosive property etc.
The bottom of the sorting section 6 in the present embodiment is provided with slag-drip opening 1, and described slag-drip opening 1 can in time be discharged being difficult to pulverized particle, both can improve the purpose that crush efficiency also can reach sorting.Preferably be provided with pneumatic discharge valve and manual discharge valve on the described slag-drip opening, certain slag-drip opening of the present invention also can only arrange pneumatic discharge valve or manual discharge valve, and described manual discharge valve is preferably Hand-operated butterfly valve.Moving discharge valve or manual discharge valve are a kind of preferred version of present embodiment, and the present invention can also adopt other device with material unloading function known in those skilled in the art, repeats no more herein.
The outer wall of the sorting section 6 in the present embodiment is provided with air inlet 4, for delivery of loosening wind and modifier, also preferably is provided with control valve on the outer wall of described air inlet 4, is used for modifier or the loosening wind size of the conveying of control air inlet 4.Spraying into loosening wind from air inlet 4 makes the material that amasss at cavity bottom upwards loosening, and will be wherein material that density is less again send into and pulverize in the cavity, hardness, the difficult comminuting matter that density is larger are then fallen the slag-drip opening of cavity bottom and are discharged, thereby reduce the delay of material, improved the utilization rate of material.Also be provided with air distribution plate 5 between described cavity 8 and the described sorting section 6, above-mentioned air inlet 4 is preferably towards described air distribution plate 5.As shown in Figures 2 and 3, described air distribution plate 5 is plate shaped air distribution plate or to the taper type air distribution plate of lower convexity.The present invention can change according to feed size the air distribution plate of different pore size size and pore size distribution, the air inlet 4 of setting of the present invention is in conjunction with air distribution plate 5 and can be buildup upwards loosening loosening wind is provided, reduce the delay of buildup, improve raw material availability, wherein, be provided with the first wind distributing hole on the described plate shaped air distribution plate, be provided with the first wind distributing hole on the base plate 51 of described taper type air distribution plate, be provided with the second wind distributing hole on the sidewall 52 of described taper type air distribution plate, the advantage of horizontal air distribution plate be when feed nozzle 7 levels less to blowing time bottom buildup.Air distribution plate also can be designed to the taper type air distribution plate, and the taper type air distribution plate increases the service life so that its distant from feed nozzle 7 can reduce the wearing and tearing of air distribution plate 5 like this.As a preferred embodiment of the present invention, the aperture of wind distributing hole is 1mm on the taper type air distribution plate sidewall, and the aperture of wind distributing hole is 1~6mm on the base plate.Discharging opening place in the present embodiment also is provided with grader and cyclone collector, enters cyclone collector after the classified machine classification of the material after the pulverizing.
As shown in Figure 4, the present invention also provides a kind of above-mentioned pulverizing separation system with collision type air-flow crushing separator of modified function that comprises, this system comprises modifier container 11 and the described collision type air-flow crushing separator with modified function of high-pressure air source 10, sealing, wherein, described high-pressure air source 10 is connected by the modifier container 11 of the first pipeline 12 with sealing, and the end of described the first pipeline 12 is positioned under the modifier liquid level; The modifier container 11 of described sealing is connected with described air inlet with collision type air-flow crushing separator of modified function by the second pipeline 13, and the top of described the second pipeline 13 is positioned at modifier liquid level top.Be provided with packed-piston on the modifier container 11 of described sealing, be provided with the control valve of regulating air-flow on described the first pipeline 12.Preferably, described high-pressure air source is less than or equal to 1MPa the present invention and can sprays into from the air inlet of sorting section modifier (gas and liquid) in comminuting matter material is carried out modification, modifier is contained in the sealing modifier container, loosening wind sprays in the cavity behind the airtight container through the liquid modifying agent is housed first again, comminuting matter is carried out modification, solid modifier then by with entered cavity from the charging spout after the comminuting matter premixed, realize to pulverize and modification.The material that is difficult to pulverize is regularly discharged via slag-drip opening, thereby realization pulverizing, sorting and modification are finished simultaneously.
Above-described embodiment is only for explanation the present invention's; and be not to be limitation of the present invention; the those of ordinary skill in relevant technologies field; in the situation that does not break away from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all technical schemes that are equal to also should belong to category of the present invention, and scope of patent protection of the present invention should be limited by each claim.

Claims (10)

1. the collision type air-flow crushing separator with modified function is characterized in that, comprise cavity, the discharging opening at described cavity top is set and is arranged on the sorting section of described cavity bottom, wherein,
At least be provided with a pair of feed nozzle on the described cavity, described feed nozzle relatively is arranged on the sidewall of described cavity;
The bottom of described sorting section is provided with slag-drip opening, and the outer wall of described sorting section is provided with air inlet;
Also be provided with air distribution plate between described cavity and the described sorting section.
2. the collision type air-flow crushing separator with modified function according to claim 1 is characterized in that, is provided with three pairs of feed nozzles on the sidewall of described cavity.
3. the collision type air-flow crushing separator with modified function according to claim 1 is characterized in that, described air distribution plate is plate shaped air distribution plate or to the taper type air distribution plate of lower convexity.
4. the collision type air-flow crushing separator with modified function according to claim 3 is characterized in that, is provided with the first wind distributing hole on the described plate shaped air distribution plate.
5. the collision type air-flow crushing separator with modified function according to claim 3 is characterized in that, is provided with the first wind distributing hole on the base plate of described taper type air distribution plate, is provided with the second wind distributing hole on the sidewall of described taper type air distribution plate.
6. the collision type air-flow crushing separator with modified function according to claim 1 is characterized in that, is provided with in pneumatic discharge valve and the manual discharge valve one or both on the described slag-drip opening.
7. the collision type air-flow crushing separator with modified function according to claim 1 is characterized in that described air inlet is towards described air distribution plate.
8. the collision type air-flow crushing separator with modified function according to claim 1 is characterized in that described discharging opening place is provided with grader and cyclone collector, enters cyclone collector after the classified machine classification of the material after the pulverizing.
9. one kind comprises each described pulverizing separation system with collision type air-flow crushing separator of modified function in the claim 1~8, it is characterized in that, this system comprises modifier container and the described collision type air-flow crushing separator with modified function of high-pressure air source, sealing, wherein
Described high-pressure air source is connected with the modifier container of sealing by the first pipeline, and the end of described the first pipeline is positioned under the modifier liquid level;
The modifier container of described sealing is connected with described air inlet with collision type air-flow crushing separator of modified function by the second pipeline, and the top of described the second pipeline is positioned on the modifier liquid level.
10. the pulverizing separation system with collision type air-flow crushing separator of modified function according to claim 9 is characterized in that described high-pressure air source is less than or equal to 1MPa.
CN2012103219327A 2012-09-03 2012-09-03 Opposed jet mill sorter having modification function and mill sorting system Pending CN102935403A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106076563A (en) * 2016-08-16 2016-11-09 攀枝花市九鼎智远知识产权运营有限公司 Fluidized bed air flow crusher campaigning device
CN107051703A (en) * 2016-03-25 2017-08-18 成都宸鸿科技有限公司 Roller cuts grater feeding and blanking component
CN107213972A (en) * 2017-05-17 2017-09-29 宁波拜尔玛生物科技有限公司 The mannosan and its anti-tumor virus applications prepared based on nanometer technology
CN108031428A (en) * 2017-12-25 2018-05-15 浙江旺林生物科技有限公司 A kind of production equipment and production technology for changing plant carbon black surface property
CN108543605A (en) * 2018-04-28 2018-09-18 中国计量大学 The method of the lossless depolymerization of free shear turbulence array and fine grading LED fluorescent powder
CN110404635A (en) * 2019-08-05 2019-11-05 东北大学 A kind of fluidization vertical stirring mill suitable for dry type grinding

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201249131Y (en) * 2008-08-11 2009-06-03 陆锁根 Flat alumina ceramic lined type airflow crusher equipped with a plurality feeding systems
CN102397812A (en) * 2011-11-15 2012-04-04 神华集团有限责任公司 Colliding fluidized bed air flow crusher with separation function
CN102441474A (en) * 2011-12-28 2012-05-09 潍坊正远粉体工程设备有限公司 Cyclonic jet mill
CN202778651U (en) * 2012-09-03 2013-03-13 神华集团有限责任公司 Counter-collision airflow grinding and sorting machine with modification function and grinding and sorting system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201249131Y (en) * 2008-08-11 2009-06-03 陆锁根 Flat alumina ceramic lined type airflow crusher equipped with a plurality feeding systems
CN102397812A (en) * 2011-11-15 2012-04-04 神华集团有限责任公司 Colliding fluidized bed air flow crusher with separation function
CN102441474A (en) * 2011-12-28 2012-05-09 潍坊正远粉体工程设备有限公司 Cyclonic jet mill
CN202778651U (en) * 2012-09-03 2013-03-13 神华集团有限责任公司 Counter-collision airflow grinding and sorting machine with modification function and grinding and sorting system

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107051703A (en) * 2016-03-25 2017-08-18 成都宸鸿科技有限公司 Roller cuts grater feeding and blanking component
CN106076563A (en) * 2016-08-16 2016-11-09 攀枝花市九鼎智远知识产权运营有限公司 Fluidized bed air flow crusher campaigning device
CN107213972A (en) * 2017-05-17 2017-09-29 宁波拜尔玛生物科技有限公司 The mannosan and its anti-tumor virus applications prepared based on nanometer technology
CN107213972B (en) * 2017-05-17 2019-06-04 宁波拜尔玛生物科技有限公司 Mannosan and its anti-tumor virus applications based on nanotechnology preparation
CN108031428A (en) * 2017-12-25 2018-05-15 浙江旺林生物科技有限公司 A kind of production equipment and production technology for changing plant carbon black surface property
CN108543605A (en) * 2018-04-28 2018-09-18 中国计量大学 The method of the lossless depolymerization of free shear turbulence array and fine grading LED fluorescent powder
CN108543605B (en) * 2018-04-28 2019-04-16 中国计量大学 The method of the lossless depolymerization of free shear turbulence array and fine grading LED fluorescent powder
CN110404635A (en) * 2019-08-05 2019-11-05 东北大学 A kind of fluidization vertical stirring mill suitable for dry type grinding

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Application publication date: 20130220