CN103586476B - Combined type hydrogen storage alloy preparation system - Google Patents
Combined type hydrogen storage alloy preparation system Download PDFInfo
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- CN103586476B CN103586476B CN201310487395.8A CN201310487395A CN103586476B CN 103586476 B CN103586476 B CN 103586476B CN 201310487395 A CN201310487395 A CN 201310487395A CN 103586476 B CN103586476 B CN 103586476B
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Abstract
The invention relates to a combined type hydrogen storage alloy preparation system. The combined type hydrogen storage alloy preparation system specifically consists of a smashing system (1), a lifting system (2), a ball-grinding system (3), an airflow grinding system (4), a sieving system (5) and an intelligent PC (personal computer) control system (6) in a combined manner. By using the combined type hydrogen storage alloy preparation system, the production efficiency of hydrogen storage alloy powder and the stability on the quality of the hydrogen storage alloy powder can be improved, the labor intensity is reduced, and safety production is realized.
Description
Technical field
The present invention relates to a kind of hydrogen storing alloy powder Combined type pulverizing system, the circulation specifically combined by crushing system (1), elevator system (2), milling system (3), airflow milling system (4), screening system (5) and intelligent PC control system (6), safe, intelligent Combined type pulverizing system.Combined type pulverizing system is shown in Fig. 1, elevator system is shown in Fig. 2.
Background technology
Hydrogen storing alloy powder is the important source material of Ni-MH battery, belongs to inflammable explosive article.How to control the oxygen content of particle and the homogeneity of granularity in hydrogen storing alloy powder preparation process and be directly connected to battery performance quality, as internal resistance, life-span, circulation etc.
Current hydrogen storing alloy powder powder process is made up of links such as fragmentation, lifting, grinding, screenings usually, milling apparatus generally selects ball mill or airflow milling one wherein, the combined operation together not yet in effect of each pulverized coal preparation system link operation, operation conversion is many, and production efficiency is lower.Select the material after ball mill grinding after screening machine screening, the material returning again ball milling is more, and quality is comparatively hard, again difficult especially mill during ball milling, and efficiency is low.Particularly summer high-temperature, the steel ball in ball mill and the harder hydrogen storing alloy powder of quality clash into mutually mills, and there will be the phenomenons such as overheated, oxygen content is higher, affects product quality.In airflow milling, as fruit granule has close movement locus state, it is just more homogeneous and smooth that material clashes in mill room the raw meal particle size pulverizing gained mutually, and size distribution fluctuation is less.But the powder particles of crusher in crushing gained is not of uniform size, difference is larger, if just directly enter into airflow milling mill room with air-flow without separation sorting, then there will be different movement locus states, the raw meal particle size of impacting gained is not very homogeneous and smooth, and size distribution fluctuation is large.On the other hand, when elevator continues to transport inflammable and explosive hydrogen storing alloy powder in limited confined space, be in an emergency, there is no explosion pressure relief system, easily can cause fatal potential safety hazard.
Summary of the invention
The present invention proposes a kind of hydrogen storing alloy powder Combined type pulverizing system, and object is for improving the production efficiency of hydrogen storing alloy powder and the stability of quality, reduces labour intensity, realizes safety in production.
technical solution of the present invention
A kind of hydrogen storing alloy powder Combined type pulverizing system, combined by crushing system (1), elevator system (2), milling system (3), airflow milling system (4), screening system (5) and intelligent PC control system (6), described disintegrating machine (010) is connected with elevator (020) lower inlet one (026) by transparent steel wire plastic pipe one (011); Elevator (020) top is connected with the explosion pipeline (022) of explosion rupture disk device (021), is provided with tank pond (023) below explosion pipeline (022) other end exit; The upper end outlet (025) of elevator (020) is connected with large surge bunker (032) by transparent steel wire plastic pipe two (031); Large surge bunker (032) is connected with ball mill (030) by spiral one (035); Ball mill (030) drum surface is provided with screening separate mesh (036), and the discharging opening of ball mill (030) is connected with airflow milling (040) by spiral two (041); The discharging opening of airflow milling (040) is connected with discharging bin (055) by stainless steel pipes (043); Discharging bin (055) is connected with minibuffer storehouse (051), and minibuffer storehouse (051) is connected with screening machine (050) by spiral three (053) below; Screening machine (050) minus mesh mouth is connected with collecting vessel (054), and oversize mouth is connected with the storage compartment (024) of elevator (020) lower inlet two (027).
Described elevator (020) is furnished with Pressure gauge for showing internal pressure situation, when elevator cavity pressure is greater than 0.5MPA, blasting piece device (021) can break, pulverized coal preparation system can along explosion pipeline (022) pressure release, the inflammable hydrogen storing alloy powder ejected can be collected in tank pond (023), can avoid dangerous generation.
The exit of described explosion pipeline (022) one end, between tank pond plane and the water surface, must keep certain waterline in tank pond.
Described ball mill (030) drum surface is provided with screening separate mesh (036), and screening separate mesh (036) is 10 ~ 30 object stainless steel mesh.
Described screening machine (050) is double deck screen extension set, and the sieve number of configuration is 100 ~ 180 orders.
Described large surge bunker (032) and airflow milling (040) sensors configured (034), sensor (042) respectively, large surge bunker (032) and minibuffer storehouse (051) are separately installed with pneumatic hammer one (033) and pneumatic hammer two (052).
The PC switch board (060) of described intelligent PC control system (6), by being connected with screening system (5) with crushing system (1), elevator system (2), milling system (3), airflow milling system (4) respectively with sensor, pneumatic hammer, circuit, forms the combined flouring system of a circulation, sealing, safety.
the invention has the beneficial effects as follows
Hydrogen storing alloy powder surface topography prepared by Combined type pulverizing system of the present invention is smooth, homogeneous grain diameter, and oxygen content is low, can reduce the conversion of operation, reduce labour intensity, the stability of improve production efficiency and product quality, energy-conserving and environment-protective, and can realize safety in production.
Accompanying drawing explanation
fig. 1 is Combined type pulverizing system
In figure: 010, disintegrating machine, 011, transparent steel wire plastic pipe one; 020, elevator, 021, blasting piece device, 022, explosion pipeline, 023, tank pond, 024, storage compartment; 031, transparent steel wire plastic pipe two, 032, large surge bunker, 033, pneumatic hammer one, 034, sensor, 035, spiral one, 030, ball mill, 036, screening separate mesh; 040, airflow milling, 041, spiral two, 042, sensor, 043, stainless steel pipes; 050, screening machine, 051, minibuffer storehouse, 052, pneumatic hammer two, 053, spiral three, 054, collecting vessel, 055, discharging bin; 060, PC switch board.
fig. 2 is elevator system
In figure: 020, elevator, 021, blasting piece device, 022, explosion pipeline, 023, tank pond, 024, storage compartment, 025, upper end outlet, 026, lower inlet one, 027, lower inlet two, 028, belt-type hopper.
Detailed description of the invention
Hydrogen storing alloy powder Combined type pulverizing system comprises crushing system (1), elevator system (2), milling system (3), airflow milling system (4), screening system (5) and intelligent PC control system (6).Using hydrogen bearing alloy as powder process raw material, hydrogen bearing alloy powder after disintegrating machine (010) pulverization process connects the lower inlet one (026) of elevator (020) by transparent steel wire plastic pipe one (011), enter storage compartment (024), the material of storage compartment is promoted by belt-type hopper (028) transmission, then enters large surge bunker (032) through transparent steel wire plastic pipe two (031).
Large surge bunker is provided with Material Sensor (034), the pneumatic hammer one (033) of large surge bunker knocks material landing in large surge bunker, rough lapping is carried out to ball mill (030) by spiral one (035) feeding, hydrogen bearing alloy powder, by 10 object screening separate mesh (036) discharging openings along ball mill (030), enters airflow milling (040) through spiral two (041) and carries out secondary fine lapping.Hydrogen bearing alloy powder, after airflow milling (040) grinding, enters discharging bin (055) by stainless steel pipes (043), then enters minibuffer storehouse (051), flows into screening machine (050) by spiral three (053).Screening machine (050) is double deck screen extension set, sieve number is respectively 115 orders and 120 orders, hydrogen bearing alloy powder is by after double deck screen, collecting vessel (054) is entered from the minus mesh mouth of screening machine (050), be not input to the storage compartment (024) of the lower inlet two (027) of elevator (020) by the hydrogen bearing alloy powder of double deck screen through the oversize mouth of screening machine (050), enter in elevator circular grinding again.
Elevator (020) is furnished with Pressure gauge for showing internal pressure situation, when elevator cavity pressure is greater than 0.5MPA, blasting piece device (021) can break, pulverized coal preparation system can along explosion pipeline (022) pressure release, the inflammable hydrogen storing alloy powder ejected can be collected in tank pond (023), can avoid dangerous generation.The exit of explosion pipeline (022) one end, between tank pond plane and the water surface, must keep certain waterline in tank pond.
Ball mill (030) drum surface is provided with screening separate mesh (036), and screening separate mesh (036) is 10 ~ 30 object stainless steel mesh.Screening machine (050) is double deck screen extension set, and the sieve number of configuration is 100 ~ 180 orders.
Large surge bunker (032) and airflow milling (040) sensors configured (034), sensor (042) respectively, large surge bunker (032) and minibuffer storehouse (051) are separately installed with pneumatic hammer one (033) and pneumatic hammer two (052).The PC switch board (060) of intelligence PC control system (6), by being connected with screening system (5) with crushing system (1), elevator system (2), milling system (3), airflow milling system (4) respectively with sensor, pneumatic hammer, circuit, forms the combined flouring system of a circulation, sealing, safety.
Claims (7)
1. a hydrogen storing alloy powder Combined type pulverizing system, combined by crushing system (1), elevator system (2), milling system (3), airflow milling system (4), screening system (5) and intelligent PC control system (6), it is characterized in that, described disintegrating machine (010) is connected with elevator (020) lower inlet one (026) by transparent steel wire plastic pipe one (011); Elevator (020) top is connected with the explosion pipeline (022) of explosion rupture disk device (021), is provided with tank pond (023) below explosion pipeline (022) other end exit; The upper end outlet (025) of elevator (020) is connected with large surge bunker (032) by transparent steel wire plastic pipe two (031); Large surge bunker (032) is connected with ball mill (030) by spiral one (035); Ball mill (030) drum surface is provided with screening separate mesh (036), and the discharging opening of ball mill (030) is connected with airflow milling (040) by spiral two (041); The discharging opening of airflow milling (040) is connected with discharging bin (055) by stainless steel pipes (043); Discharging bin (055) is connected with minibuffer storehouse (051), and minibuffer storehouse (051) is connected with screening machine (050) by spiral three (053) below; Screening machine (050) minus mesh mouth is connected with collecting vessel (054), and oversize mouth is connected with the storage compartment (024) of elevator (020) lower inlet two (027).
2. a kind of hydrogen storing alloy powder Combined type pulverizing system according to claim 1, it is characterized in that, described elevator (020) is furnished with Pressure gauge for showing internal pressure situation, when elevator cavity pressure is greater than 0.5MPA, blasting piece device (021) can break, pulverized coal preparation system can along explosion pipeline (022) pressure release, and the inflammable hydrogen storing alloy powder ejected can be collected in tank pond (023), can avoid dangerous generation.
3. a kind of hydrogen storing alloy powder Combined type pulverizing system according to claim 1, is characterized in that, the exit of described explosion pipeline (022) one end, between tank pond plane and the water surface, must keep certain waterline in tank pond.
4. a kind of hydrogen storing alloy powder Combined type pulverizing system according to claim 1, is characterized in that, described ball mill (030) drum surface is provided with screening separate mesh (036), and screening separate mesh (036) is 10 ~ 30 object stainless steel mesh.
5. a kind of hydrogen storing alloy powder Combined type pulverizing system according to claim 1, is characterized in that, described screening machine (050) is double deck screen extension set, and the sieve number of configuration is 100 ~ 180 orders.
6. a kind of hydrogen storing alloy powder Combined type pulverizing system according to claim 1, it is characterized in that, described large surge bunker (032) and airflow milling (040) sensors configured (034), sensor (042) respectively, large surge bunker (032) and minibuffer storehouse (051) are separately installed with pneumatic hammer one (033) and pneumatic hammer two (052).
7. a kind of hydrogen storing alloy powder Combined type pulverizing system according to claim 1, it is characterized in that, the PC switch board (060) of described intelligent PC control system (6), by being connected with screening system (5) with crushing system (1), elevator system (2), milling system (3), airflow milling system (4) respectively with sensor, pneumatic hammer, circuit, forms the combined flouring system of a circulation, sealing, safety.
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| CN201310487395.8A CN103586476B (en) | 2013-10-18 | 2013-10-18 | Combined type hydrogen storage alloy preparation system |
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| CN104971813B (en) * | 2015-06-23 | 2017-10-03 | 镇江市高等专科学校 | A kind of magnesium hydroxide grinds grading plant |
| CN105057684A (en) * | 2015-08-17 | 2015-11-18 | 江西稀有稀土金属钨业集团有限公司 | Pulverizing system |
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| CN102218364A (en) * | 2011-01-13 | 2011-10-19 | 抚州聚源硅业有限公司 | Preparation process of silicon metal powder with high chemical activity and low fine powder rate and special equipment |
| CN203565865U (en) * | 2013-10-18 | 2014-04-30 | 江西稀有稀土金属钨业集团有限公司 | Hydrogen storage alloy powder combined powder making system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1556813A1 (en) * | 1988-03-15 | 1990-04-15 | Предприятие П/Я Р-6543 | Line for production of powder from metal chips |
| JPH04308009A (en) * | 1991-04-04 | 1992-10-30 | Daido Steel Co Ltd | Disintegrating apparatus for producing metal powder |
| US5505389A (en) * | 1993-10-30 | 1996-04-09 | Klockner-Humboldt-Deutz Ag | Closed circuit grinding system |
| CN102110507A (en) * | 2010-12-16 | 2011-06-29 | 麦格昆磁（天津）有限公司 | Ultrafine particle neodymium iron boron magnetic powder |
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Effective date of registration: 20220211 Address after: 330096 No. 1117 innovation two road, hi tech Industrial Development Zone, Nanchang, Jiangxi Patentee after: JIANGXI JXTC HAOYUN HIGH-TECH CO.,LTD. Address before: 330046 No. 118 West Beijing Road, Jiangxi, Nanchang Patentee before: JIANGXI RARE EARTH AND RARE METALS TUNGSTEN Group Corp. |
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