CN205361575U - A supersonic airflow grinding system that is used for fineization carborundum material - Google Patents
A supersonic airflow grinding system that is used for fineization carborundum material Download PDFInfo
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- CN205361575U CN205361575U CN201521134504.9U CN201521134504U CN205361575U CN 205361575 U CN205361575 U CN 205361575U CN 201521134504 U CN201521134504 U CN 201521134504U CN 205361575 U CN205361575 U CN 205361575U
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- jet mill
- supersonic
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- circulating fan
- low pressure
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Abstract
The utility model relates to a supersonic airflow grinding system that is used for fineization carborundum material, including air compressor, the high pressure gasholder on air compressor right side, supersonic speed jet mill, connecting line, air current adjusting device, granule grading plant, granule collection device, low pressure gas holder and the circulating fan on high pressure gasholder right side, the structure of above -mentioned system through optimizing supersonic speed gas rubbing crusher uses coordinately the efficiency that refines that improves the carborundum material with parts such as air current adjusting device, granule grading plant, granule collection device, low pressure gas holder and circulating fan, at impurity content and the energy consumption that reduces the product, realizes micron and sub -micron silicon carbide particle's precision in grades simultaneously.
Description
Technical field
This utility model relates to silicon carbide powder material disintegrating technical field, is specifically related to a kind of supersonic jet mill system for miniaturization carbofrax material.
Background technology
For many years, ball grinding technique technique is very general in the use of carborundum industry, but because ball grinding technique must use the shortcoming inherently such as external abrasive material, the product after ball milling is inevitably with more impurity；Adding carborundum itself is that hardness is also significantly high, when adopting ball grinding technique granular, it is easier to by cast band people's product on grinding chamber inwall and mill ball surface.Different from traditional ball grinding technique technique, utilize the supersonic airstream collision type crushing technology that the granule in high-speed motion collides mutually can realize the low stain granular of particulate matter, therefore, airflow pulverization is used to replace ball grinding technique to have become as the trend of carborundum industry.
The jet mill of the industrial use of China based on spiral jet pulverizer, fluid bed to spray formula airflow milling and circulating tube type airflow milling.Spiral jet pulverizer and circulating tube type airflow milling due to inside cavity friction, collide more, strength is relatively big, and air-flow is not easily controlled, it is difficult to solve the problem that in silicon carbide products, impurity content is high；And spray formula airflow milling be there is also that inter-particle collision efficiency is low by existing fluid bed in the market, granule and cavity inner wall rub the problem such as serious；Additionally, the incidental silicon-carbide particle grading plant of said flow disintegrating apparatus is all difficult to the fine grading to subparticle.Therefore, there is the problems such as refining efficiency is low, impurity content is high, grading effect is poor in the miniaturization field of high-quality silicon carbide in current airflow pulverization.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, this utility model provides a kind of supersonic jet mill system for miniaturization carbofrax material, by optimizing the structure of supersonic gas pulverizer, the parts such as air flow regulator, particle grading device, particle collection device, low pressure gasholder and circulating fan are set, improve the refining efficiency of carbofrax material, the impurity content reducing product and energy resource consumption, realize the fine grading to micron and submicron silicon carbide granule simultaneously.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: a kind of supersonic jet mill system for miniaturization carbofrax material, including the high pressure tank on the right side of air compressor, air compressor, the supersonic jet mill on the right side of high pressure tank, connecting line, air flow regulator, particle grading device, particle collection device, low pressure gasholder and circulating fan；Described air flow regulator is between high pressure tank and supersonic gas pulverizer, the air inlet of described particle grading device is connected with the gas outlet of supersonic jet mill, the air inlet of described particle collection device is connected with the gas outlet of particle grading device, the air inlet of described circulating fan is connected with the gas outlet of particle collection device, and described low pressure gasholder is between circulating fan and air compressor.
Improving further as this utility model, described low pressure gasholder includes tank body and the wireless pressure transmitter being arranged on tank body.
Improving further as this utility model, described supersonic jet mill includes combination type pulverizing cavity, is fixed on combination type and pulverizes on cavity is accelerate jet pipe and be fixed on the composite pad of combination type pulverizing inside cavity.
Improving further as this utility model, described acceleration jet pipe quantity is 3～9.
Due to the utilization of technique scheme, this utility model compared with prior art has the advantage that
The supersonic jet mill system for miniaturization carbofrax material of this utility model scheme, by optimizing the structure of supersonic gas pulverizer, use is combined with parts such as air flow regulator, particle grading device, particle collection device, low pressure gasholder and circulating fans, improve the refining efficiency of carbofrax material, reducing impurity content and the energy consumption of product, realize the fine grading to micron and submicron silicon carbide granule simultaneously.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
Accompanying drawing 1 is the structural representation of the supersonic jet mill system for miniaturization carbofrax material of the present utility model.
In figure: 1, air compressor；2, high pressure tank；3, air flow regulator；4, supersonic gas pulverizer；5, particle grading device；6, particle collection device；7, circulating fan；8, low pressure gasholder.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Described in the utility model a kind of supersonic jet mill system for miniaturization carbofrax material as shown in Figure 1, includes air compressor 1, high pressure tank 2, air flow regulator 3, supersonic gas pulverizer 4, particle grading device 5, particle collection device 6, circulating fan 7 and low pressure gasholder 8 that connecting line is connected in turn；Each part mentioned above forms an annular loop, makes high pressure nitrogen to recycle, reduces the operating cost of system.
By optimizing the structure of supersonic gas pulverizer 4, concrete, combination type pulverizing cavity is set and can extend or shorten the length in particles collision path, improve crushing efficiency；Novel acceleration jet pipe is set and realizes providing as required the air-flow of friction speed；Composite pad is set and can reduce the silicon-carbide particle friction to pulverizing cavity inner wall, to reduce the impurity level being mixed in product.
The air inlet of the gas outlet particle grading device 5 of supersonic gas pulverizer 4 connects, after the silicon-carbide particle crushed enters particle grading device 5, by the electrostatic appliance being arranged in particle grading device 5 on different route segments, make silicon-carbide particle layer distributed in nitrogen stream of different-grain diameter, as micron order and the micron-sized silicon nitride particle of pressure are completely in the different piece of same air-flow.Finally, the air-flow containing different-grain diameter silicon-carbide particle is separated by the gas outlet leading portion at particle grading device 5, respectively enters different particle collection devices 6.
Particle collection device 6 is internal is provided with the parts such as electrostatic trap, filter, mud chamber, vibrator, is collected by whole silicon-carbide particles complete and concentrate encapsulation with for sale or use before nitrogen is extracted out by circulating fan 7.
Circulating fan 7 is by the low-pressure nitrogen collection feeding low pressure gasholder in particle collection device 68.Still the silicon-carbide particle that a small amount of particle diameter is minimum is contained owing to entering the low-pressure nitrogen in low pressure gasholder 8, totally air compressor can be caused damage if do not removed, therefore in low pressure gasholder 8, it is provided with liquid rinse pond, gas drying case and expansion box, all low-pressure nitrogens initially enter liquid rinse pond and remove all sic granule, enter expansion box after drying subsequently into gas drying case standby.When the nitrogen pressure in high pressure tank 2 drops to setting value, air compressor 1 starts to pressurize the standby nitrogen in above-mentioned expansion box sends into the use cyclic process completing nitrogen in high pressure tank 2.
Below it is only concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.The technical scheme that all employing equivalents or equivalence are replaced and formed, all falls within this utility model rights protection scope.
Claims (4)
1. the supersonic jet mill system for miniaturization carbofrax material, including the high pressure tank on the right side of air compressor, air compressor, the supersonic jet mill on the right side of high pressure tank and connecting line, it is characterised in that: also include air flow regulator, particle grading device, particle collection device, low pressure gasholder and circulating fan；Described air flow regulator is between high pressure tank and supersonic gas pulverizer, the air inlet of described particle grading device is connected with the gas outlet of supersonic jet mill, the air inlet of described particle collection device is connected with the gas outlet of particle grading device, the air inlet of described circulating fan is connected with the gas outlet of particle collection device, and described low pressure gasholder is between circulating fan and air compressor.
2. the supersonic jet mill system for miniaturization carbofrax material according to claim 1, it is characterised in that: described low pressure gasholder includes tank body and the wireless pressure transmitter being arranged on tank body.
3. the supersonic jet mill system for miniaturization carbofrax material according to claim 1, it is characterised in that: described supersonic jet mill includes combination type pulverizing cavity, is fixed on combination type and pulverizes on cavity is accelerate jet pipe and be fixed on the composite pad of combination type pulverizing inside cavity.
4. the supersonic jet mill system for miniaturization carbofrax material according to claim 3, it is characterised in that: described acceleration jet pipe quantity is 3～9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134504.9U CN205361575U (en) | 2015-12-31 | 2015-12-31 | A supersonic airflow grinding system that is used for fineization carborundum material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134504.9U CN205361575U (en) | 2015-12-31 | 2015-12-31 | A supersonic airflow grinding system that is used for fineization carborundum material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205361575U true CN205361575U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521134504.9U Expired - Fee Related CN205361575U (en) | 2015-12-31 | 2015-12-31 | A supersonic airflow grinding system that is used for fineization carborundum material |
Country Status (1)
| Country | Link |
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| CN (1) | CN205361575U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108405142A (en) * | 2018-04-12 | 2018-08-17 | 吉林市凯尔维特机电设备有限责任公司 | Double gas supply airflow millings |
| CN109604027A (en) * | 2018-11-26 | 2019-04-12 | 吴斌 | A kind of self-selecting type drug processing grinding device |
| CN110026282A (en) * | 2019-05-31 | 2019-07-19 | 重庆文理学院 | Chinese medicine breaking method |
| CN110152844A (en) * | 2019-05-31 | 2019-08-23 | 重庆文理学院 | Supersonic airstream Chinese herbal medicine crushing equipment |
-
2015
- 2015-12-31 CN CN201521134504.9U patent/CN205361575U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108405142A (en) * | 2018-04-12 | 2018-08-17 | 吉林市凯尔维特机电设备有限责任公司 | Double gas supply airflow millings |
| CN109604027A (en) * | 2018-11-26 | 2019-04-12 | 吴斌 | A kind of self-selecting type drug processing grinding device |
| CN109604027B (en) * | 2018-11-26 | 2021-02-19 | 山东省肿瘤医院 | Optional medicine processing reducing mechanism |
| CN110026282A (en) * | 2019-05-31 | 2019-07-19 | 重庆文理学院 | Chinese medicine breaking method |
| CN110152844A (en) * | 2019-05-31 | 2019-08-23 | 重庆文理学院 | Supersonic airstream Chinese herbal medicine crushing equipment |
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20171231 |