CN113289507A - Wet aluminum powder production equipment and method - Google Patents
Wet aluminum powder production equipment and method Download PDFInfo
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- CN113289507A CN113289507A CN202110503448.5A CN202110503448A CN113289507A CN 113289507 A CN113289507 A CN 113289507A CN 202110503448 A CN202110503448 A CN 202110503448A CN 113289507 A CN113289507 A CN 113289507A
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title abstract description 15
- 239000002904 solvent Substances 0.000 claims abstract description 62
- 239000000843 powder Substances 0.000 claims abstract description 40
- 238000003860 storage Methods 0.000 claims abstract description 23
- 238000011049 filling Methods 0.000 claims abstract description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 61
- 229910052757 nitrogen Inorganic materials 0.000 claims description 30
- 238000012546 transfer Methods 0.000 claims description 29
- 238000002156 mixing Methods 0.000 claims description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 12
- 229910001586 aluminite Inorganic materials 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 6
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 claims description 5
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 claims description 5
- 229940116411 terpineol Drugs 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims 4
- 239000003921 oil Substances 0.000 abstract description 109
- 239000000126 substance Substances 0.000 abstract description 9
- 239000000654 additive Substances 0.000 abstract description 2
- 230000000996 additive effect Effects 0.000 abstract description 2
- 238000011143 downstream manufacturing Methods 0.000 abstract description 2
- 238000000889 atomisation Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000005457 optimization Methods 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000002372 labelling Methods 0.000 description 3
- 239000010729 system oil Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000383 hazardous chemical Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 231100001267 hazard identification Toxicity 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010913 used oil Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Abstract
The invention relates to wet aluminum powder production equipment and a method, which relate to the field of chemical equipment and comprise a control box, a stirrer, a weighbridge, a powder adding pipeline, an oil adding pipeline, an aluminum powder tank and an oil filling device, wherein the aluminum powder tank is arranged on the weighbridge, a discharge port of the aluminum powder tank is connected with the stirrer through the powder adding pipeline, an oil outlet of the oil filling device is connected with an oil inlet of the stirrer through the oil adding pipeline, an aluminum powder valve is arranged on the powder adding pipeline, and a solvent valve is arranged on the oil adding pipeline. The invention puts different solvent oils and aluminum powder into a stirrer according to the application of the future aluminum powder to produce the wet aluminum powder, the process is simple, the ignition risk is low, the wet aluminum powder produced by the method belongs to non-dangerous goods, great convenience is brought to links of storage, transportation, application and the like, and the solvent oil for producing the wet aluminum powder is an essential additive for downstream processing, so the subsequent application is not influenced at all.
Description
Technical Field
The invention belongs to the field of chemical equipment, and particularly relates to wet aluminum powder production equipment and a wet aluminum powder production method.
Background
The fine spherical aluminum powder is prepared by spraying aluminum in a molten state in high-pressure gas, has silver gray appearance, is a more regular spherical or droplet-shaped particle, has a layer of compact oxide film on the surface, and can be stored for a long time under the conditions of drying and normal temperature. However, the superfine spherical aluminum powder belongs to dangerous chemicals and has strict requirements on storage and transportation, and if the superfine spherical aluminum powder is processed into solvent-coated wet aluminum powder, the powder does not raise dust, does not generate hydrogen when meeting moisture, is not flammable, and has greatly improved safety performance;
the invention patent with application number of CN201210069937.5 discloses an atomization device for producing aluminum powder and an atomization process thereof, wherein the atomization process atomizes aluminum liquid in an inert gas environment, atomized aluminum powder directly enters oil to be quenched, so that atomized dust is prevented from being generated during atomization of the aluminum powder, meanwhile, the aluminum powder directly enters the oil, the aluminum powder can be effectively prevented from contacting with oxygen, the aluminum powder is prevented from being oxidized, the atomization quality of the aluminum powder is ensured, and the aluminum powder enters a separation system along with the oil after being cooled by the oil to separate the oil from the aluminum powder, so that atomization production of the aluminum powder is completed;
however, the atomization process has the disadvantages that: the essential purpose of the method is to coat a layer of oil coating layer on the surface of spherical aluminum powder, so that the coating layer is dangerous and is converted into non-dangerous chemicals, but the method is somewhat out of order, the aluminum powder directly enters oil during atomization production, so that the process is complex, the ignition risk is high, the use range of the separated aluminum powder is limited by the used oil, for example, the aluminum powder produced by using D70 solvent oil as a system oil agent can only be used for producing aluminum pigment in the future, and the system oil agent can only be used for electronic slurry and the like in the future by using terpineol, so that the downstream application range of the system oil agent is severely limited.
Disclosure of Invention
The present invention is directed to provide a wet aluminum powder production apparatus and method for solving the above problems.
The invention realizes the purpose through the following technical scheme:
the utility model provides a wet aluminite powder production facility, includes control box, mixer, weighbridge, adds powder pipeline, oil filling pipe way, locates aluminium powder jar and filling device on the weighbridge, the discharge gate of aluminium powder jar is connected with the mixer through adding the powder pipeline, filling device's oil-out is connected with the oil inlet of mixer through oil filling pipe way, it is equipped with the aluminite powder valve on the powder pipeline to add, be equipped with the solvent valve on the oil filling pipe way, the control box is used for controlling the switch of aluminite powder valve, solvent valve and opening and close of mixer.
As a further optimization scheme of the invention, the aluminum powder tank comprises a dust-free transfer tank arranged on a weighbridge and a storage tank provided with a dust-free transfer tank feeding port, the connection part of the feeding port of the dust-free transfer tank and the discharging port of the storage tank is detachably connected through an annular buckle, butterfly valves are arranged on the feeding port of the dust-free transfer tank, the discharging port of the dust-free transfer tank and the discharging port of the storage tank, the discharging port of the dust-free transfer tank is used as the discharging port of the aluminum powder tank and is connected with a powder adding pipeline, and the butterfly valves are electrically connected with a control box, and the opening and closing of the butterfly valves are controlled by the control box.
As a further optimization scheme of the invention, the aluminum powder tank further comprises a pneumatic valve arranged at the discharge port of the storage tank and an air inlet valve arranged at the top of the dust-free transfer tank, vent holes are formed in the top of the storage tank and the top and the bottom of the dust-free transfer tank, the pneumatic valve is electrically connected with the air inlet valve and the control box, and the control box controls the on-off of the pneumatic valve and the air inlet valve.
As a further optimization scheme of the invention, the refueling device comprises a oil mixing tank arranged on a weighbridge, an oil conveying pipeline arranged on the oil mixing tank, an air pump arranged on the oil conveying pipeline, a plurality of oil conveying branch pipes and a unit oil tank connected with the plurality of oil conveying branch pipes, wherein the plurality of oil conveying branch pipes are all connected with the oil conveying pipeline, a branch pipe connected with the refueling pipeline is arranged at the bottom of the oil mixing tank, an exhaust valve, a pressure gauge and a safety valve are arranged at the top of the oil mixing tank, and the air pump, the exhaust valve, the pressure gauge and the safety valve are all electrically connected with a control box.
As a further optimization scheme of the invention, the oiling device further comprises a nitrogen protection assembly, wherein the nitrogen protection assembly comprises a nitrogen pipeline arranged at the top of the oil mixing tank, a pressure reducing valve and a nitrogen branch pipe arranged on the nitrogen pipeline, and the nitrogen branch pipe is connected with the oiling pipeline.
As a further optimization scheme of the invention, the oil feeding pipeline, the nitrogen branch pipe and the oil transportation branch pipe are all provided with control air valves electrically connected with the control box, and the control box controls the on-off of the control air valves.
A wet aluminum powder production device and a method, which comprises the following steps,
s1, transferring the aluminum powder in the storage tank by using a dust-free transfer tank, and adding a certain amount of aluminum powder into the stirrer through a powder adding pipeline;
s2, injecting quantitative solvent oil into the stirrer through an oil filling pipeline by using an oil filling device;
and S3, controlling the opening degrees of the aluminum powder valve and the solvent valve on the powder adding pipeline and the oil adding pipeline by using the control box, so that the aluminum powder and the solvent oil are mixed and fall into the bottom of the stirrer, and stirring while feeding, namely, the production of the wet aluminum powder is completed.
As a further optimization scheme of the invention, the solvent oil is one or a combination of several of naphtha, white oil, 100# solvent oil, 120# solvent oil, 150# solvent oil, 200# solvent oil, D40 solvent oil, D50 solvent oil, D60 solvent oil and D70 solvent oil.
As a further optimization scheme of the invention, D70 solvent oil is added into the wet aluminum powder for producing the aluminum paste, the addition amount is 1-10 mass percent, terpineol is added into the wet aluminum powder for producing the solar electronic paste, the addition amount is 1-10 mass percent, and diethylene glycol is added into the wet aluminum powder for producing the gas-forming aluminum paste, the addition amount is 1-10 mass percent.
The invention has the beneficial effects that:
according to the invention, different solvent oils and aluminum powder are quantitatively put into the stirrer through the application of the future aluminum powder to produce wet aluminum powder, the process is simple, the ignition risk is low, the wet aluminum powder produced by the method belongs to non-dangerous goods, great convenience is brought to links such as storage, transportation and application, and the solvent oil for producing the wet aluminum powder is an essential additive for downstream processing, so that the subsequent application is not influenced.
Drawings
FIG. 1 is a schematic production flow diagram of the present invention;
FIG. 2 is a schematic structural view of an aluminum powder can of the present invention;
FIG. 3 is a schematic view of the refueling system of the present invention;
in the figure: 1. a ground scale; 2. a dust-free transfer tank; 3. a material storage tank; 4. a butterfly valve; 5. a pneumatic valve; 6. an intake valve; 7. a vent hole; 8. a mixed oil tank; 9. an oil pipeline; 10. an air pump; 11. an oil delivery branch pipe; 12. a unit oil tank; 13. a control air valve; 14. a nitrogen gas pipeline; 15. a pressure reducing valve; 16. a nitrogen branch pipe; 17. a branch pipe; 18. an exhaust valve; 19. a pressure gauge; 20. a safety valve.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example 1
As shown in fig. 1-3, a wet aluminum powder production facility, including control box, mixer, weighbridge 1, add powder pipeline, oil filling pipeline, locate aluminium powder jar and filling device on weighbridge 1, the discharge gate of aluminium powder jar is connected with the mixer through adding the powder pipeline, the oil-out of filling device is connected with the oil inlet of mixer through adding the oil pipeline, add and be equipped with the aluminite powder valve on the powder pipeline, be equipped with the solvent valve on adding the oil pipeline, the control box is used for controlling the opening and closing of aluminite powder valve, solvent valve and mixer.
The control box is used for controlling the opening degrees of an aluminum powder valve and a solvent valve on a powder adding pipeline and an oil adding pipeline, aluminum powder in an aluminum powder tank is injected into a stirrer through the powder adding pipeline, solvent oil in an oil adding device is injected into the stirrer through the oil adding device, quantitative aluminum powder and the solvent oil are mixed and fall into the bottom of the stirrer, meanwhile, an impeller of the stirrer continuously rotates, namely, materials are added and stirred simultaneously, the adding time is 30-60 minutes taking 1-3 tons of materials as an example, the materials are added, and the materials are stirred for 10-30 minutes after the materials are added, so that the preparation of wet aluminum powder is completed.
The aluminum powder jar is including locating dustless transfer tank 2 on weighbridge 1, being equipped with storage tank 3 of 2 feed inlets of dustless transfer tank, the feed inlet of dustless transfer tank 2 can be dismantled with the junction of the discharge gate of storage tank 3 through annular buckle and be connected, all be equipped with butterfly valve 4 on the feed inlet of dustless transfer tank 2, discharge gate and the discharge gate of storage tank 3, the discharge gate of dustless transfer tank 2 is connected with adding the powder pipeline as the discharge gate of aluminum powder jar, butterfly valve 4 and control box electric connection are controlled its switch by the control box.
The aluminum powder jar is still including locating the pneumatic valve 5 of 3 discharge gate departments of storage tank, locating the admission valve 6 at dustless transfer jar 2 tops, guarantees the dispersibility and the homogeneity of powder, in getting into dustless transfer jar 2 with the help of compressed air drive powder, the top of storage tank 3 and dustless transfer jar 2's top and bottom all are equipped with air vent 7, and storage tank 3 and dustless transfer jar 2 are through air vent 7 exhaust, and the explosion-proof performance improves, pneumatic valve 5 and admission valve 6 and control box electric connection are by its switch of control box control.
The oiling device comprises an oil mixing tank 8 arranged on a weighbridge 1, an oil conveying pipeline 9 arranged on the oil mixing tank 8, an air pump 10 arranged on the oil conveying pipeline 9, a plurality of oil conveying branch pipes 11 and unit oil tanks 12 connected with the oil conveying branch pipes 11, wherein different solvent oils are contained in different unit oil tanks 12, one solvent oil or a combination of a plurality of solvent oils is selected according to the application of future wet aluminum powder, the oil conveying branch pipes 11 are all connected with the oil conveying pipeline 9, branch pipes 17 connected with the oiling pipeline are arranged at the bottom of the oil mixing tank 8, the solvent oil in the oil mixing tank 8 is guided into the oiling pipeline, an exhaust valve 18, a pressure gauge 19 and a safety valve 20 are arranged at the top of the oil mixing tank 8 and used for exhausting, pressure measuring and explosion prevention, and the air pump 10, the exhaust valve 18, the pressure gauge 19 and the safety valve 20 are all electrically connected with a control.
The oiling device further comprises a nitrogen protection assembly, the nitrogen protection assembly comprises a nitrogen pipeline 14 arranged at the top of the oil mixing tank 8, a pressure reducing valve 15 and a nitrogen branch pipe 16 which are arranged on the nitrogen pipeline 14, the nitrogen branch pipe 16 is connected with an oiling pipeline, nitrogen is introduced into the oil mixing tank 8 through the matching of the nitrogen pipeline 14 and the nitrogen branch pipe 16, oxygen in the tank is replaced, the fire resistance is high, the safety of oil stored in the oil mixing tank 8 is improved, meanwhile, solvent oil flowing into the oiling pipeline is doped with inert gas nitrogen, when the solvent oil is mixed with aluminum powder in a mixer, the danger is reduced, and the stability of finished wet aluminum powder can be improved.
The oil feeding pipeline, the nitrogen pipeline 14, the nitrogen branch pipe 16 and the oil transportation branch pipe 11 are respectively provided with a control air valve 13 electrically connected with the control box, and the control box uniformly controls the opening and closing of the control air valves 13 to realize the pressure, flow and flowing direction of air flow in the oil feeding pipeline, the nitrogen pipeline 14, the nitrogen branch pipe 16 and the oil transportation branch pipe 11.
The method for producing the wet aluminum powder by using the production equipment comprises the following steps,
s1, transferring the aluminum powder in the storage tank 3 by using the dust-free transfer tank 2, and adding a certain amount of aluminum powder into the stirrer through a powder adding pipeline;
s2, injecting a certain amount of solvent oil into the stirrer through an oil filling pipeline by using an oil filling device, wherein the solvent oil is one or a combination of more of naphtha, terpineol, diethylene glycol, white oil, 100# solvent oil, 120# solvent oil, 150# solvent oil, 200# solvent oil, D40 solvent oil, D50 solvent oil, D60 solvent oil and D70 solvent oil according to the application of the aluminum powder in the future, for example, D70 solvent oil is added to wet aluminum powder for producing aluminum paste, the addition amount is 1-10 mass percent, terpineol is added to the wet aluminum powder for producing solar electronic paste, the addition amount is 1-10 mass percent, diethylene glycol is added to the wet aluminum powder for producing gas-forming aluminum paste, and the addition amount is 1-10 mass percent;
and S3, controlling the opening degrees of the aluminum powder valve and the solvent valve on the powder adding pipeline and the oil adding pipeline by using the control box, so that the aluminum powder and the solvent oil are mixed and fall into the bottom of the stirrer, feeding and stirring are carried out simultaneously, the feeding time is 30-60 minutes by taking 1-3 tons of materials as an example, and the wet aluminum powder is produced after the feeding is finished and stirring is carried out for 10-30 minutes.
In order to verify the danger of the wet aluminum powder produced by the wet aluminum powder production method, a danger verification test is carried out by taking a proper amount of 90-99% aluminum powder and a proper amount of 1-10% solvent naphtha as raw materials to produce wet aluminum powder with solid content of more than or equal to 90% as a test sample, and the active aluminum content in the solid component is more than or equal to 98.5%.
In addition, the risk identification/determination criteria include:
united nations 'regulatory book of proposal for transportation of dangerous goods' (twentieth revision);
united nations "global unified chemical Classification and labeling System" (eighth revision);
catalog of hazardous chemicals (2015 edition);
GB/T21618-;
GB/T21619-;
GB 30000.8-2013 chemical classification and labeling specification part 8: a flammable solid;
GB 30000.13-2013 chemical classification and labeling specification part 13: substances and mixtures that emit flammable gases in the presence of water;
record of the Experimental procedures
1. One end of the test sample is not ignited after contacting with the flame for 5min, the sample does not change when contacting with the flame, and the phenomena of continuous combustion or smoldering and the like do not occur after the flame is removed. Not belonging to class 4.1 combustible solids.
2. The measurement was continued for 7 hours, and no gas was emitted. Are not classified as 4.3 type substances and mixtures that emit flammable gases upon contact with water.
The wet aluminum powder produced using the above-described wet aluminum powder production method does not belong to hazardous chemicals according to hazard identification/determination criteria.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (9)
1. The utility model provides a wet aluminite powder production facility, its characterized in that includes control box, mixer, weighbridge (1), adds powder pipeline, oil feeding pipeline, locates aluminium powder jar and filling device on weighbridge (1), the discharge gate of aluminium powder jar is connected with the mixer through adding the powder pipeline, filling device's oil-out is connected with the oil inlet of mixer through adding the oil feeding pipeline, it is equipped with the aluminite powder valve on the powder pipeline to add, be equipped with the solvent valve on the oil feeding pipeline, the control box is used for controlling the switch of aluminite powder valve, solvent valve and the opening and close of mixer.
2. The wet aluminum powder production equipment as claimed in claim 1, wherein the aluminum powder tank comprises a dust-free transfer tank (2) arranged on a weighbridge (1) and a storage tank (3) provided with a feed inlet of the dust-free transfer tank (2), the connection between the feed inlet of the dust-free transfer tank (2) and the discharge outlet of the storage tank (3) is detachably connected through an annular buckle, butterfly valves (4) are arranged on the feed inlet of the dust-free transfer tank (2), the discharge outlet of the dust-free transfer tank (2) and the discharge outlet of the storage tank (3), the discharge outlet of the dust-free transfer tank (2) is connected with a powder adding pipeline as the discharge outlet of the aluminum powder tank, and the butterfly valves (4) are electrically connected with a control box to control the on-off of the control box.
3. The wet aluminum powder production equipment as claimed in claim 2, wherein the aluminum powder tank further comprises a pneumatic valve (5) arranged at the discharge port of the storage tank (3) and an air inlet valve (6) arranged at the top of the dust-free transfer tank (2), the top of the storage tank (3) and the top and the bottom of the dust-free transfer tank (2) are both provided with vent holes (7), and the pneumatic valve (5) and the air inlet valve (6) are electrically connected with the control box and are controlled to be opened and closed by the control box.
4. The wet aluminum powder production equipment as claimed in claim 1, wherein the refueling device comprises a fuel mixing tank (8) arranged on a weighbridge (1), an oil pipeline (9) arranged on the fuel mixing tank (8), an air pump (10) arranged on the oil pipeline (9), a plurality of oil delivery branch pipes (11) and a unit oil tank (12) connected with the oil delivery branch pipes (11), the oil delivery branch pipes (11) are all connected with the oil pipeline (9), a branch pipe (17) connected with the oil filling pipeline is arranged at the bottom of the fuel mixing tank (8), an exhaust valve (18), a pressure gauge (19) and a safety valve (20) are arranged at the top of the fuel mixing tank (8), and the air pump (10), the exhaust valve (18), the pressure gauge (19) and the safety valve (20) are all electrically connected with a control box.
5. The wet aluminum powder production equipment as claimed in claim 4, wherein the oil filling device further comprises a nitrogen protection assembly, the nitrogen protection assembly comprises a nitrogen pipeline (14) arranged at the top of the oil mixing tank (8), a pressure reducing valve (15) arranged on the nitrogen pipeline (14) and a nitrogen branch pipe (16), and the nitrogen branch pipe (16) is connected with the oil filling pipeline.
6. The wet aluminum powder production equipment as claimed in claim 5, wherein the oil feeding pipeline, the nitrogen pipeline (14), the nitrogen branch pipe (16) and the oil delivery branch pipe (11) are all provided with control air valves (13) electrically connected with the control box, and the control box controls the on-off of the control air valves.
7. A method for producing wet aluminum powder using the production apparatus as claimed in any one of claims 1 to 6, comprising the steps of,
s1, transferring the aluminum powder in the storage tank (3) by using the dust-free transfer tank (2), and adding a certain amount of aluminum powder into the stirrer through a powder adding pipeline;
s2, injecting quantitative solvent oil into the stirrer through an oil filling pipeline by using an oil filling device;
and S3, controlling the opening degrees of the aluminum powder valve and the solvent valve on the powder adding pipeline and the oil adding pipeline by using the control box, so that the aluminum powder and the solvent oil are mixed and fall into the bottom of the stirrer, and stirring while feeding, namely, the production of the wet aluminum powder is completed.
8. The method for producing wet aluminum powder as claimed in claim 7, wherein the solvent oil is one or more selected from naphtha, white oil, 100# solvent oil, 120# solvent oil, 150# solvent oil, 200# solvent oil, D40 solvent oil, D50 solvent oil, D60 solvent oil and D70 solvent oil.
9. The method for producing wet aluminum powder according to claim 7, wherein: d70 solvent oil is added into the wet aluminum powder for producing the aluminum paste, the addition amount is 1-10% by mass, terpineol is added into the wet aluminum powder for producing the solar electronic paste, the addition amount is 1-10% by mass, and diethylene glycol is added into the wet aluminum powder for producing the gas-forming aluminum paste, and the addition amount is 1-10% by mass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503448.5A CN113289507B (en) | 2021-05-10 | 2021-05-10 | Wet aluminum powder production equipment and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110503448.5A CN113289507B (en) | 2021-05-10 | 2021-05-10 | Wet aluminum powder production equipment and method |
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| CN113289507A true CN113289507A (en) | 2021-08-24 |
| CN113289507B CN113289507B (en) | 2023-02-03 |
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| CN112111183A (en) * | 2020-10-27 | 2020-12-22 | 内蒙古旭阳新材料有限公司 | Aluminum paste automated production system |
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Address after: 028000 Industrial Park, Tongliao City, the Inner Mongolia Autonomous Region Patentee after: Inner Mongolia Xuyang New Materials Co.,Ltd. Address before: 028000 Industrial Park, Tongliao City, the Inner Mongolia Autonomous Region Patentee before: Inner Mongolia Xuyang New Materials Co.,Ltd. |