CN100488617C - Powder-modified fluidized system - Google Patents
Powder-modified fluidized system Download PDFInfo
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- CN100488617C CN100488617C CNB2007100490814A CN200710049081A CN100488617C CN 100488617 C CN100488617 C CN 100488617C CN B2007100490814 A CNB2007100490814 A CN B2007100490814A CN 200710049081 A CN200710049081 A CN 200710049081A CN 100488617 C CN100488617 C CN 100488617C
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- powder
- dispersion machine
- swiveling wheel
- communicated
- pulverized
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- 239000000843 powder Substances 0.000 claims abstract description 88
- 239000006185 dispersion Substances 0.000 claims description 49
- 238000010298 pulverizing process Methods 0.000 claims description 30
- 238000001994 activation Methods 0.000 claims description 24
- 230000004913 activation Effects 0.000 claims description 23
- 239000003607 modifier Substances 0.000 claims description 18
- 230000008676 import Effects 0.000 claims description 17
- 239000012716 precipitator Substances 0.000 claims description 14
- 238000010992 reflux Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 230000003213 activating effect Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 239000003795 chemical substances by application Substances 0.000 abstract description 6
- 230000004048 modification Effects 0.000 abstract description 4
- 238000012986 modification Methods 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 2
- 230000003068 static effect Effects 0.000 abstract description 2
- 238000005243 fluidization Methods 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 239000007921 spray Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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- Developing Agents For Electrophotography (AREA)
Abstract
The present invention discloses a powder modification and fluidization system, including a feeding system, a smashing and dispersing system which communicates with the feeding system, a powder transmission system which communicates with the crushing and dispersing system, and a powder collecting system which communicates with the powder transmission system. The powder transmission system includes a transmission pipe and a wind power device, which makes the powder directionally run along the transmission pipe. The powder modification and fluidization system also includes a powder activating and modifying agent adding system, which includes a atomizing device which is arranged on a powder running loop to spray a atomizing, activating and modifying agent. When the present invention is working, a thick powder is smashed and dispersed, at the same time the atomizing, activating and modifying agent which is sprayed by the atomizing device packs the powder to eliminate the static electricity on the surface of individual powder, so as to achieve the purpose of activating and modifying the powder. The present invention can smash and disperse the powers of a micron grade and a submicron grade completely and efficiently. A quite thick powder is used as the raw material to obtain the activated powders with different granular size.
Description
(1) technical field:
The present invention relates to a kind of powder-modified equipment, is a kind of powder-modified fluidized system specifically.
(2) background technology:
In the chemical materials industry, the use of powder such as chemical synthesis and non-metallic ore is increasingly extensive, non-metallic powder can reach 800 orders～tiny degree of 1250 purposes after advanced person's pulverizer processing, because the interaction of the static that produces in the crushing process, cause between the powder and to produce graviational interaction and be attached together, be difficult to separate, the powder ball that aggregates into several times of powder particle diameters is difficult to dispersed with stirring in coating, cause to sink to the bottom phenomenon.In plastic material, powder ball can form a large amount of void defects, make the mechanical performance of material low, the method of sort this problem out is to carry out the activating agent or the coupling agent of one deck molecular level thickness at the powder surface bag, and the way of this industry of China is that the powder that crushes is put into homogenizer at present, adds a certain amount of activating agent and stirs coating.Powder-modified equipment commonly used is the vertical and high-speed mixer at present, the leaf line speed of mixer is the highest between 40 meter per seconds～70 meter per seconds, almost be difficult to break up for the thinner powder ball that powder aggregated into, can't reach activating agent to the clad ratio powder-modified than high-ratio surface at all, finally cause the quality of this series products low, almost can not use, this mainly is because the low result who produces of dispersibility of vertical and high-speed mixer.
(3) summary of the invention:
At above-mentioned powder with vertical mixer processing assemble agglomerating, be not easy to mix, the weak point of modification, the purpose of this invention is to provide and a kind ofly can eliminate non-metallic powder surface electrostatic ion, improved the powder-modified fluidized system of divergent function difference in the powder activation process.
Can realize the powder-modified fluidized system of above-mentioned purpose, comprise feed system, the pulverizing that is communicated with feed system, decentralized system, the powder delivery system that is communicated with pulverizing, decentralized system, the powder gathering system that is communicated with powder delivery system, different is:
Powder delivery system comprises carrier pipe and allows the wind force device of powder along the directed operation of transfer pipeline.
Powder-modified fluidized system also comprises powder activation modifier add-on system, and powder activation modifier add-on system comprises the atomising device that is arranged on the carrier pipe and launches the atomizing activation modifier in pipe.
Pulverize, decentralized system is broken up the coarse dispersion in the feed system and is ground into tiny powder, pressure-air that wind force device produces and tiny powder form mixture, the high pressure mixing body is by carrier pipe blowing in the process to the powder gathering system, the atomizer that is distributed on the conveyance conduit is launched the atomizing activation modifier that tiny powder is wrapped up in carrier pipe, it is saturating that powder and the atomizing activation modifier that flies mix Seepage mutually, collision, coating reaches a certain proportion of powder specific surface clad ratio, thereby eliminate original entrained electrostatic ionic, form the new material interface, reach powder-modified purpose.
Pulverizing, decentralized system are selected for use at internal body and are produced anticyclonic swiveling wheel pulverizing, dispersion machine, and swiveling wheel is pulverized, dispersion machine can also replace described powder pump wind power transmission device, has simplified the structure of system; The centre that swiveling wheel is pulverized, dispersion machine is placed in powder-modified fluidized system, the import that swiveling wheel is pulverized, the outlet of dispersion machine is communicated with carrier pipe.In swiveling wheel pulverizing, dispersion machine, the blade that its rotating disk drives on the disk track rotates at a high speed, with the swiveling wheel of the meal material inspiration in feed system sealing pulverize, in the dispersion machine machine chamber, coarse dispersion is broken up is ground into tiny powder, because rotating disk rotates at a high speed with the linear speed of 90～110 meter per seconds, can produce the blast of 3000～9000Pa, under the effect of blast, powder kickoff mechanism chamber, enter induction system, thereby the fluid-mixing that forms air and tiny powder is made the formula high-speed motion that looses, and has obtained the preferable dispersity of powder.
Described feed system is simple feed hopper, feed hopper is positioned at the top of swiveling wheel pulverizing, dispersion machine, the outlet of feed hopper is communicated with the import that swiveling wheel is pulverized, dispersion machine is provided with negative pressure, and powder dependence gravity and swiveling wheel are pulverized, the negative-pressure sucking inhalation machine chamber of dispersion machine rotating shaft peripheral region.
Described powder gathering system comprises rotoclone collector, the import of rotoclone collector is communicated with the outlet of carrier pipe, because the effect of blast, the powder through elementary activation in carrier pipe is blown into rotoclone collector, and the effect of rotoclone collector is to accelerate powder to deposit rapidly in feed bin.So that behind disposable quantifying feed repeatedly repeatedly coating modification prepare or the continuous charging discharge method keep to be pulverized, the motor load of dispersion machine is stable.
Also have feed bin in the powder gathering system, the import of feed bin is communicated with the outlet of rotoclone collector, and the powder that deposits at rotoclone collector all enters the feed bin centralized collection.
Except rotoclone collector and feed bin, the powder gathering system also comprises the filter cylinder dust-precipitator, the effect of filter cylinder dust-precipitator is the special fine powder body that the collector minority is overflowed with air-flow from rotoclone collector, separated taking away under the negative pressure that unnecessary air can also produce at the air exhauster of filter cylinder dust-precipitator in the powder circulatory system avoids the too much gas of the circulatory system to produce higher cavity pressure.The filter cylinder dust-precipitator generally is positioned at the top of swiveling wheel pulverizing, dispersion machine, the pipeline that rotoclone collector comes out is divided into two, import and the swiveling wheel that is communicated with the filter cylinder dust-precipitator respectively pulverized, the import of dispersion machine, the special fine powder body of part only a few enters swiveling wheel pulverizing, dispersion machine with negative-pressure air-flow by the road, carries out powder-modified cyclic process next time; Part then enters the filter cylinder dust-precipitator, keeps the air quantity of the powder circulatory system steady, also can be provided with the atomising device of emission atomizing activation modifier in pipe on this pipeline; For making powder just carry out activation processing in the stage of breaing up pulverizing, the atomising device that swiveling wheel is pulverized, the casing of dispersion machine is provided with crushing chamber emission atomizing activation modifier in casing.
Powder-modified fluidized system of the present invention also comprises powder reflux cycle system, powder reflux cycle system comprises return duct, one end of return duct is pulverized with swiveling wheel, the import of dispersion machine is communicated with, and the other end of return duct is communicated with the outlet of feed bin and/or the outlet of filter cylinder dust-precipitator respectively controllably.Like this can be according to requirements such as different specific area of powder or different clad ratios, the powder of elementary activation is carried out the repeatedly coating of repetition, the outlet of controlling feed bin this moment is communicated with return duct and enters swiveling wheel pulverizing, dispersion machine once more, and the powder of elementary activation enters next time and circulates; If the powder of elementary activation reaches quality requirement, then directly collect in the discharging of the exit of feed bin.
Described swiveling wheel pulverizing, dispersion machine are single rotating disk pulverizing, dispersion machine or are two rotating disk collision types pulverizing, dispersion machine, rotating disc in single rotating disk fragmentation, the dispersion machine seal casinghousing is provided with blade, under the drive of motor, the maximum line velocity of blade can reach 110 meter per seconds; And the double runner collision type is pulverized, have two coaxial rotating discs in the dispersion machine seal casinghousing, two rotating discs are oppositely arranged and reverse rotation, also be provided with blade on each rotation plate wheel, under the drive of motor, the maximum relative linear velocity between the opposite blade of direction of rotation can reach 220 meter per seconds.Because the increasing considerably of linear velocity, the pulverizing of double runner collision type, the more single rotating disk pulverizing of dispersion machine, the pulverizing of dispersion machine, dispersion effect are better.
Powder activation modifier add-on system also comprises the micro-flow quantitative control system that activation modifier is provided to atomising device.
Advantage of the present invention:
1, powder-modified fluidized system of the present invention has stronger divergent function, can the powder of micron order, submicron order be carried out fully, disperses efficiently.
2, powder-modified fluidized system of the present invention simultaneously can also be with thicker powder as raw material, and the adjusting by to swiveling wheel pulverizing, dispersing speed can obtain activated powders with different granular size.
3, powder-modified fluidized system of the present invention has the powder circulatory function, can carry out repeated multiple times to the big powder of surface area and coat, and reaches best powder-modified effect, the suitable application area broadness.
(4) description of drawings:
Fig. 1 is the structural representation of one embodiment of the present invention.
Figure number sign: 1, feed hopper; 2, carrier pipe; 3, swiveling wheel pulverizing, dispersion machine; 4, atomising device; 5, return duct; 6, rotoclone collector; 7, feed bin; 8, filter cylinder dust-precipitator; 9, funnel.
(5) specific embodiment:
As shown in Figure 1, the powder-modified fluidized pipe-line system of the present invention is the Vertical Rack structure, swiveling wheel with import and outlet is pulverized, dispersion machine 3 is arranged on the bottom frame of whole system, as required, swiveling wheel pulverizing, dispersion machine 3 can be selected single rotating disk pulverizing, dispersion machine for use or select two rotating disk collision types pulverizing, dispersion machine for use; Swiveling wheel is pulverized, the last methods, rack place of dispersion machine 3 fixedly installs a funnel 9, and the outlet of funnel 9 is communicated with the import of swiveling wheel pulverizing, dispersion machine 3; A feed hopper 1 is installed in the left side frame top of funnel 9, and the outlet of feed hopper 1 is communicated with a horizontal return duct 5, and return duct 5 also is communicated with funnel 9.
As shown in Figure 1, fixed placement is feed bin 7 on the left side frame of feed hopper 1, and the outlet of feed bin 7 is provided with by-pass valve control, and by-pass valve control can be communicated with return duct 5, also can directly communicate with the external world; What fixedly install on the last methods, rack of feed bin 7 is rotoclone collector 6, and the outlet of rotoclone collector 6 communicates with feed bin 7; The right side of funnel 9 is provided with another root return duct 5, and what set firmly on the last methods, rack of this root return duct 5 is a filter cylinder dust-precipitator 8, and the outlet of filter cylinder dust-precipitator 8 is provided with by-pass valve control, and by-pass valve control can be communicated with return duct 5, also can directly communicate with the external world.
As shown in Figure 1, carrier pipe 2 is communicated with rotoclone collector 6 and swiveling wheel pulverizing, dispersion machine 3, and the import that is specially carrier pipe 2 is pulverized with swiveling wheel, the outlet of dispersion machine 3 is communicated with, and the outlet of carrier pipe 2 passes in the rotoclone collector 6; On the housing of swiveling wheel pulverizing, dispersion machine 3, the evenly spaced through hole that offers on the body of carrier pipe 2 can be installed in respectively in these through holes by the atomising device 4 of emission atomizing activation modifier in housing and in the body.As shown in Figure 1, another root pipeline connection rotoclone collector 6 and funnel 9, and the port that is specially this pipeline passes in the rotoclone collector 6, and the port of the vertical section of this pipeline passes in the funnel 9; Above the horizontal segment of described pipeline, also be provided with another root pipeline, one port of this root pipeline passes in the filter cylinder dust-precipitator 8, its another port and below pipeline connection, also offer through hole on the vertical section body of the pipeline between rotoclone collector 6 and the funnel 9, the atomising device 4 that can launch the atomizing activation modifier in body is installed in respectively in these through holes.
Claims (10)
1, powder-modified fluidized system comprises feed system, the pulverizing that is communicated with feed system, decentralized system, and the powder delivery system that is communicated with pulverizing, decentralized system, the powder gathering system that is communicated with powder delivery system is characterized in that:
1., powder delivery system comprises carrier pipe (2) and allows the wind force device of powder along the directed operation of transfer pipeline;
2., powder-modified fluidized system also comprises powder activation modifier add-on system, powder activation modifier add-on system comprises the atomising device (4) of the emission atomizing activation modifier that is arranged on the powder operating loop.
2, powder-modified fluidized system according to claim 1 is characterized in that: pulverizing, decentralized system are for producing swiveling wheel pulverizing, the dispersion machine (3) of centrifugal air pressure at internal body, and swiveling wheel is pulverized, the described wind force device of dispersion machine (3) double as; The bottom that swiveling wheel is pulverized, dispersion machine (3) is in powder-modified fluidized system, the import that swiveling wheel is pulverized, the outlet of dispersion machine (3) is communicated with carrier pipe (2).
3, powder-modified fluidized system according to claim 2 is characterized in that:
1., pulverize by swiveling wheel in order to be located at for feed system, the feed hopper (1) of dispersion machine (3) top, the charging aperture that outlet connection swiveling wheel is pulverized, dispersion machine (3) has negative pressure of feed hopper (1);
2., the powder gathering system comprises the rotoclone collector (6) that is beneficial to the powder rapid precipitation, the outlet of the import connection carrier pipe (2) of rotoclone collector (6);
3., the powder gathering system also comprises feed bin (7), feed bin (7) is positioned at the below of cyclone dust collection (6), the import of feed bin (7) is communicated with the outlet of rotoclone collector (6).
4, powder-modified fluidized system according to claim 3, it is characterized in that: powder-modified fluidized system also comprises the powder reflux cycle system that allows elementary powder repeatedly activate again, powder reflux cycle system comprises return duct (5), one end of return duct (5) is pulverized with swiveling wheel, the import of dispersion machine (3) is communicated with, and the other end of return duct (5) is communicated with the outlet of feed bin (7) controllably.
5, according to claim 3 or 4 described powder-modified fluidized systems, it is characterized in that: the powder gathering system also comprises the filter cylinder dust-precipitator (8) of the special fine powder body that the collector minority is overflowed with air-flow from rotoclone collector (6), the import of rotoclone collector (6) is communicated with the import of filter cylinder dust-precipitator (8) respectively by two pipelines and swiveling wheel is pulverized, the import of dispersion machine (3), so that the mixing once more of thickness powder.
6, powder-modified fluidized system according to claim 5 is characterized in that: the other end of return duct (5) also is communicated with the outlet of filter cylinder dust-precipitator (8) controllably.
7, powder-modified fluidized system according to claim 3 is characterized in that: on the pipeline that rotoclone collector (6) and swiveling wheel are pulverized, dispersion machine (3) is communicated with and/or the atomising device (4) that swiveling wheel is pulverized, the casing of dispersion machine (3) is provided with emission atomizing activation modifier in pipeline.
8, powder-modified fluidized system according to claim 1 is characterized in that: carrier pipe (2) is provided with the atomising device (4) of emission atomizing activation modifier in carrier pipe (2).
9, according to the described any powder-modified fluidized system of claim 2～4, it is characterized in that: swiveling wheel is pulverized, dispersion machine (3) is single rotating disk pulverizing, dispersion machine or the pulverizing of two rotating disk collision type, dispersion machine.
10, according to the described any powder-modified fluidized system of claim 1～4, it is characterized in that: powder activation modifier add-on system also comprises the micro-flow quantitative control system that activation modifier is provided to atomising device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100490814A CN100488617C (en) | 2007-05-10 | 2007-05-10 | Powder-modified fluidized system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100490814A CN100488617C (en) | 2007-05-10 | 2007-05-10 | Powder-modified fluidized system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101121109A CN101121109A (en) | 2008-02-13 |
| CN100488617C true CN100488617C (en) | 2009-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100490814A Expired - Fee Related CN100488617C (en) | 2007-05-10 | 2007-05-10 | Powder-modified fluidized system |
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| Country | Link |
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| CN (1) | CN100488617C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105435719B (en) * | 2015-11-26 | 2018-01-26 | 长沙高新开发区万华粉体设备有限公司 | Powder surface modification depolymerizer and its method of modifying |
| CN111054533B (en) * | 2019-12-23 | 2024-08-23 | 广西贺州市科隆粉体有限公司 | Activation modification atomization device and modification process thereof |
| CN111495255A (en) * | 2020-04-14 | 2020-08-07 | 广东蔚莱生物科技有限公司 | Production equipment and method for improving quality of vitamin premixed feed |
| CN111495281B (en) * | 2020-04-29 | 2022-07-08 | 河南理工大学 | Coal-series kaolin pulsating fluidization calcining and surface modification integrated device and method |
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2007
- 2007-05-10 CN CNB2007100490814A patent/CN100488617C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101121109A (en) | 2008-02-13 |
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Owner name: LINGUI BIAODI NEW MATERIAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: LINGUI COUNTY BIAODI PLASTIC + RUBBER MATERIAL FACTORY |
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Address after: 541100 the Guangxi Zhuang Autonomous Region Lingui County of Guilin city Lingui town Lingui Jian Lu Machinery Factory Patentee after: Lingui Biaodi New Material Technology Co.,Ltd. Address before: 541100 the Guangxi Zhuang Autonomous Region Lingui Guilin Lingui County Town Road Lane Vientiane Patentee before: LINGUI BIAODI RUBBER MATERIAL |
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Address after: 541100 Wanjing Road, Lingui Road, Lingui District, Guilin, the Guangxi Zhuang Autonomous Region, 10-1 Patentee after: GUILIN BIAODI NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 541100 Wanjing Road, Lingui Road, Lingui District, Guilin, the Guangxi Zhuang Autonomous Region, 10-1 Patentee before: Guilin landmark new Mstar Technology Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 541100 Wanjing Road, Lingui Road, Lingui District, Guilin, the Guangxi Zhuang Autonomous Region, 10-1 Patentee after: Guilin landmark new Mstar Technology Ltd. Address before: 541100 Guilin, the Guangxi Zhuang Autonomous Region Lingui County Lingui town min Jian Road Lingui Machinery Factory Patentee before: Lingui Biaodi New Material Technology Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20200510 |