CN203316242U - Micron-scale industrialized continuous material low-temperature pulverizing system - Google Patents
Micron-scale industrialized continuous material low-temperature pulverizing system Download PDFInfo
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- CN203316242U CN203316242U CN2013203539857U CN201320353985U CN203316242U CN 203316242 U CN203316242 U CN 203316242U CN 2013203539857 U CN2013203539857 U CN 2013203539857U CN 201320353985 U CN201320353985 U CN 201320353985U CN 203316242 U CN203316242 U CN 203316242U
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- temperature
- liquid nitrogen
- pulverizer
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- precooling tank
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Abstract
The utility model discloses a micron-scale industrialized continuous material low-temperature pulverizing system, comprising a pulverizer, wherein a feed port of the pulverizer is connected with a discharge port of a pre-cooling tank through a low-temperature feeding machine; a discharge port of the pulverizer is connected with a hopper packaging machine through a bag type cyclone pulse collector and a double-layer sifting machine; and a feed port and a liquid nitrogen inlet are formed in the pre-cooling tank, the liquid nitrogen inlet of the pre-cooling tank is connected with a liquid nitrogen tank through an electric control adjusting valve, and the feed port of the pre-cooling tank is connected with a raw material bin. According to the micron-scale industrialized continuous material low-temperature pulverizing system provided by the utility model, the pulverizer is connected with the raw material bin through the pre-cooling tank, and the feed port and the liquid nitrogen inlet are formed in the pre-cooling tank to circularly reduce the temperature of a thermal sensitive material, so that the quality and efficiency of low-temperature pulverization are greatly improved, and the micron-scale industrialized continuous material low-temperature pulverizing system can be controlled safely and reliably and is easy to popularize and implement.
Description
Technical field
The utility model relates to a kind of crushing material system, relates in particular to a kind of micron order industrialization moving material low-temperature grinding system.
Background technology
The continuous crushing system of existing low temperature generally is comprised of air-cooler, pulverizing main frame, cyclone separator, trap, switch board etc., while producing continuously due to industrialization, only rely on cold wind and can't in time the material of thermal sensitivity be cooled to suitable temperature, cause crushing effect poor, yield poorly, the problem that even can't pulverize.
After existing low-temperature grinding system also has a kind of employing that heat sensitive material is cooling in advance, then be transported to disintegrating apparatus and pulverized, but exist, the shortcoming such as can not process continuously, heat loss is large.In addition, in crushing process, freezing material can heat up rapidly in advance, thereby greatly affects the low-temperature grinding effect.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of micron order industrialization moving material low-temperature grinding system, can carry out the continuous circulation cooling to heat sensitive material, greatly improve quality and the efficiency of low-temperature grinding, and control safe and reliablely, be easy to promotion and implementation.
The utility model is to solve the problems of the technologies described above the technical scheme adopted to be to provide a kind of micron order industrialization moving material low-temperature grinding system, comprise pulverizer, wherein, the charging aperture of described pulverizer is connected with the discharging opening of precooling tank by the low-temperature feed machine, and the discharging opening of described pulverizer is connected with the hopper packing machine by pocket type cyclone pulse collector, double deck screen extension set; Also be provided with charging aperture and liquid nitrogen import on described precooling tank, the liquid nitrogen import of described precooling tank is connected with liquid nitrogen container by electric controlled regulating valve, and the charging aperture of described precooling tank is connected with raw material cabin.
Above-mentioned micron order industrialization moving material low-temperature grinding system, wherein, described precooling tank is wrapped with heat insulation layer, is provided with mixer and liquid nitrogen atomizer in described precooling tank, and the bottom that described liquid nitrogen atomizer is positioned at the blade sheet of mixer also is connected with the liquid nitrogen import of precooling tank.
Above-mentioned micron order industrialization moving material low-temperature grinding system, wherein, described pulverizer is provided with air inlet and is connected with air-cooler.
Above-mentioned micron order industrialization moving material low-temperature grinding system, wherein, described double deck screen extension set is provided with the feed back pipe and is connected with the precooling tank, and described double deck screen extension set upper filter screen aperture is 300～350 orders.
Above-mentioned micron order industrialization moving material low-temperature grinding system, wherein, the exit of described precooling tank, pulverizer and pocket type cyclone pulse collector is equipped with temperature sensor, described temperature sensor all is connected with industrial control unit (ICU) with electric controlled regulating valve, the temperature of described industrial control unit (ICU) collecting temperature sensor, and by regulating electric controlled regulating valve) aperture is controlled the quantity delivered of liquid nitrogen.
Above-mentioned micron order industrialization moving material low-temperature grinding system, wherein, the temperature of charge of the charging aperture of described pulverizer is-25～-15 degree, the material size of discharging opening is 300～350 orders.
The utility model contrast prior art has following beneficial effect: the micron order industrialization moving material low-temperature grinding system that the utility model provides, pulverizer is connected with raw material cabin by the precooling tank, and on the precooling tank, charging aperture is set and the liquid nitrogen import is carried out the continuous circulation cooling to heat sensitive material, greatly improve quality and the efficiency of low-temperature grinding, and control safe and reliablely, be easy to promotion and implementation.
The accompanying drawing explanation
Fig. 1 is the utility model micron order industrialization moving material low-temperature grinding system architecture schematic diagram.
In figure:
1 raw material cabin 2 raw material discharge valve 3 liquid nitrogen containers
4 precooling tank 5 low-temperature feed machine 6 air-coolers
7 pulverizer 8 pocket type cyclone pulse collector 9 centrifugal high pressure machines
10 double deck screen extension set 11 hopper packing machine 12 first Charge level measurers
13 electric controlled regulating valve 14 mixer 15 second Charge level measurers
16 close wind discharge valve 17 feed back pipe 18 liquid nitrogen atomizers
19 heat insulation layers
The specific embodiment
Below in conjunction with drawings and Examples, the utility model will be further described.
Fig. 1 is the utility model micron order industrialization moving material low-temperature grinding system architecture schematic diagram.
Refer to Fig. 1, the micron order industrialization moving material low-temperature grinding system that the utility model provides comprises pulverizer 7, wherein, the charging aperture of described pulverizer 7 is connected with the discharging opening of precooling tank 4 by low-temperature feed machine 5, and the discharging opening of described pulverizer 7 is connected with hopper packing machine 11 by pocket type cyclone pulse collector 8, double deck screen extension set 10; Also be provided with charging aperture and liquid nitrogen import on described precooling tank 4, the liquid nitrogen import of described precooling tank 4 is connected with liquid nitrogen container 3 by electric controlled regulating valve 13, and the charging aperture of described precooling tank 4 is connected with raw material cabin 1.Under described raw material cabin 1 is interior, the first Charge level measurer 12 can be set, bottom arranges raw material discharge valve 2.Be provided with the second Charge level measurer 15 in described precooling tank 4.Described pulverizer 7 is the Cryogenic Ultrafine pulverizer, and the temperature of charge of its charging aperture is-25～-15 degree, and the material size of discharging opening is 300～350 orders.
The micron order industrialization moving material low-temperature grinding system that the utility model provides, the course of work is as follows: heat sensitive material continuously adds precooling tank 4 to, after precooling tank 4 materials are cooled to the temperature of appointment, quantitatively control and evenly send into continuously pulverizer 7 processing through low-temperature feed machine 5, enter pocket type cyclone pulse collector 8 under the effect of air negative pressure is collected by the material after the pulverizing of pulverizer 7, material after collection is fed into double deck screen extension set 10, save time, increase work efficiency.Described pocket type cyclone pulse collector 8 can be connected and arrange in bottom pass wind discharge valve 16 with centrifugal high pressure machine 9 by automatically controlled volume damper.
The micron order industrialization moving material low-temperature grinding system that the utility model provides, the outer heat insulation layer 19 that preferably is enclosed with of described precooling tank 4, be provided with mixer 14 and liquid nitrogen atomizer 18 in described precooling tank 4, the bottom that described liquid nitrogen atomizer 18 is positioned at the blade sheet of mixer 14 also is connected with the liquid nitrogen import of precooling tank 4, makes liquid nitrogen enter atomization in time in the precooling tank and contacts heat exchange with material.Carry out degree of depth precooling by employing with 4 pairs of materials to be processed of precooling tank of heat insulation layer 19, adopt liquid nitrogen as refrigerant, liquid nitrogen adds quantitatively precooling tank 4 under the effect of temperature measurement control system, during liquid nitrogen gasification, a large amount of heat absorptions are carried out cooling rapidly to material, temperature measurement control system is detected outlet material, and the input of the temperature of charge of setting according to system control cabinet adjustment liquid nitrogen, whole crushing system is operated under most economical situation.It is as follows that actual temp detects control procedure: the exit of described precooling tank 4, pulverizer 7 and pocket type cyclone pulse collector 8 is equipped with temperature sensor, described temperature sensor all is connected with industrial control unit (ICU) with electric controlled regulating valve 13, the temperature of described industrial control unit (ICU) collecting temperature sensor, and control the quantity delivered of liquid nitrogen by the aperture of regulating electric controlled regulating valve 13; Described industrial control unit (ICU) can adopt PLC or industrial computer.
In addition, also can be provided with air inlet on described pulverizer 7 and be connected with air-cooler 6, cold wind directly adds pulverizer to eliminate the heat that crushing process produces, and further guarantees to pulverize quality and efficiency.Described double deck screen extension set 10 is provided with feed back pipe 17 and is connected with precooling tank 4, and described double deck screen extension set 10 upper filter screen apertures are 300～350 orders, are preferably 325 orders, with the Cryogenic Ultrafine pulverizer, the raw meal particle size size are complementary.The material that described double deck screen extension set 10 will meet product requirement is sent into hopper packing machine 11, and the material that does not reach granularity requirements is sent back to precooling tank 4 through feed back pipe 17 again and again enters crushing system.
Be processed as example with certain organic materials micro mist, in environment temperature, be 20 degree, the materiel machining Temperature Setting is-20 degree, product granularity is 325 orders, the working ability of the micron order industrialization moving material low-temperature grinding system that the utility model provides is up to 1.5 tons/hour, and working ability surpasses 4～5 times of traditional handicraft production capacity, greatly improves quality and the efficiency of low-temperature grinding, and control safe and reliablely, be easy to promotion and implementation.
Although the utility model discloses as above with preferred embodiment; so it is not in order to limit the utility model; any those skilled in the art; within not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.
Claims (6)
1. a micron order industrialization moving material low-temperature grinding system, comprise pulverizer (7), it is characterized in that, the charging aperture of described pulverizer (7) is connected with the discharging opening of precooling tank (4) by low-temperature feed machine (5), and the discharging opening of described pulverizer (7) is connected with hopper packing machine (11) by pocket type cyclone pulse collector (8), double deck screen extension set (10); Also be provided with charging aperture and liquid nitrogen import on described precooling tank (4), the liquid nitrogen import of described precooling tank (4) is connected with liquid nitrogen container (3) by electric controlled regulating valve (13), and the charging aperture of described precooling tank (4) is connected with raw material cabin (1).
2. micron order industrialization moving material low-temperature grinding system as claimed in claim 1, it is characterized in that, described precooling tank (4) is wrapped with heat insulation layer (19), be provided with mixer (14) and liquid nitrogen atomizer (18) in described precooling tank (4), the bottom that described liquid nitrogen atomizer (18) is positioned at the blade sheet of mixer (14) also is connected with the liquid nitrogen import of precooling tank (4).
3. micron order industrialization moving material low-temperature grinding system as claimed in claim 1, is characterized in that, described pulverizer (7) is provided with air inlet and is connected with air-cooler (6).
4. micron order industrialization moving material low-temperature grinding system as claimed in claim 1, it is characterized in that, described double deck screen extension set (10) is provided with feed back pipe (17) and is connected with precooling tank (4), and described double deck screen extension set (10) upper filter screen aperture is 300～350 orders.
5. micron order industrialization moving material low-temperature grinding system as claimed in claim 1, it is characterized in that, the exit of described precooling tank (4), pulverizer (7) and pocket type cyclone pulse collector (8) is equipped with temperature sensor, described temperature sensor all is connected with industrial control unit (ICU) with electric controlled regulating valve (13), the temperature of described industrial control unit (ICU) collecting temperature sensor, and control the quantity delivered of liquid nitrogen by the aperture of regulating electric controlled regulating valve (13).
6. micron order industrialization moving material low-temperature grinding system as described as claim 1～5 any one, is characterized in that, the temperature of charge of the charging aperture of described pulverizer (7) is-25～-15 degree, and the material size of discharging opening is 300～350 orders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203539857U CN203316242U (en) | 2013-06-19 | 2013-06-19 | Micron-scale industrialized continuous material low-temperature pulverizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203539857U CN203316242U (en) | 2013-06-19 | 2013-06-19 | Micron-scale industrialized continuous material low-temperature pulverizing system |
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| Publication Number | Publication Date |
|---|---|
| CN203316242U true CN203316242U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203539857U Expired - Fee Related CN203316242U (en) | 2013-06-19 | 2013-06-19 | Micron-scale industrialized continuous material low-temperature pulverizing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586122A (en) * | 2013-06-19 | 2014-02-19 | 上海细村粉体技术有限公司 | Micron-size industrial continuous material low-temperature pulverizing system |
| CN113318844A (en) * | 2021-05-28 | 2021-08-31 | 江苏鹏飞集团股份有限公司 | Preparation equipment and preparation method of polyvinyl alcohol powder |
-
2013
- 2013-06-19 CN CN2013203539857U patent/CN203316242U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103586122A (en) * | 2013-06-19 | 2014-02-19 | 上海细村粉体技术有限公司 | Micron-size industrial continuous material low-temperature pulverizing system |
| CN113318844A (en) * | 2021-05-28 | 2021-08-31 | 江苏鹏飞集团股份有限公司 | Preparation equipment and preparation method of polyvinyl alcohol powder |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20150619 |
|
| EXPY | Termination of patent right or utility model |