CN207952634U - A kind of atomizer of Fine Aluminum Powder production - Google Patents
A kind of atomizer of Fine Aluminum Powder production Download PDFInfo
- Publication number
- CN207952634U CN207952634U CN201820326710.7U CN201820326710U CN207952634U CN 207952634 U CN207952634 U CN 207952634U CN 201820326710 U CN201820326710 U CN 201820326710U CN 207952634 U CN207952634 U CN 207952634U
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- spray chamber
- wall
- cooling
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 120
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 61
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 49
- 239000007921 spray Substances 0.000 claims abstract description 42
- 239000000843 powder Substances 0.000 claims abstract description 41
- 238000001816 cooling Methods 0.000 claims abstract description 33
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 239000000498 cooling water Substances 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 18
- 238000004880 explosion Methods 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 8
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 abstract description 26
- 238000000889 atomisation Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000002663 nebulization Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
The application utility model shows that a kind of atomizer of Fine Aluminum Powder production, the side of spray chamber are arranged in parallel three collecting chambers up and down, can be for the first time classified to the aluminium powder after atomization using the effect of aluminium powder its own gravity；The indoor bottom of atomization is fixed with the cooling pipe dish, on the basis of single channel water cooling equipment, further decreases spray chamber bottom temp, improves fine powder yield；The nitrogen spout bore becomes larger along injection direction, when nitrogen enters nitrogen spout by nitrogen pipeline, the pressure of nitrogen increases, the jet intensity of nitrogen increases, the nitrogen of high intensity flows through nitrogen spout and ejects, and since bore becomes larger, increases molten aluminum and the contact area of nitrogen, aerosolisation energy conversion ratio is improved, the fine powder yield of atomizing aluminium powder is improved.
Description
Technical field
The utility model is related to nitrogen atomization aluminium powder technical field, more particularly to a kind of atomization of Fine Aluminum Powder production
Device.
Background technology
Fine Aluminum Powder is produced molten aluminum by nitrogen pneumatic nebulization, Fine Aluminum Powder military project, space flight, chemical industry,
The fields such as metallurgy, building materials are widely used, and market demand is very big, and market prospects are also very wide, therefore more and more
Engineers and technicians pay close attention to the production of Fine Aluminum Powder.
The Fine Aluminum Powder that existing Fine Aluminum Powder process equipment is produced, the distribution of granularity is wider, Fine Aluminum Powder
Grain size difference is larger, and to produce the relatively narrow Fine Aluminum Powder of particle size distribution, it is necessary to be fed again into Fine Aluminum Powder point
Grade equipment is classified.And the spray chamber of existing Fine Aluminum Powder process equipment, function are only limitted to the fine aluminium after atomization
Powder carries out the effect of atomization diffusion and cooling, has a single function.And contact of the existing Fine Aluminum Powder process equipment molten aluminum with nitrogen
Area is low, and aerosolisation energy conversion ratio is low, and the fine powder yield for being atomized Fine Aluminum Powder is low.
Utility model content
The purpose of this utility model is to provide for a kind of atomizer of Fine Aluminum Powder production.
The technical solution of the utility model is：A kind of atomizer of Fine Aluminum Powder production, the atomizer include：Atomization
Room, collecting chamber, material pipe, cooling pipe dish and leaking explosion device；Three collections are arranged in parallel up and down in the side of the spray chamber
Room；The spray chamber includes inner and outer wall, and cooling cavity is formed between the inner and outer wall, and the outer wall is provided with cooling
Water inlet and cooling water outlet, the bottom close to the collecting chamber side in the outer wall is arranged in the cooling water inlet, described
Cooling water outlet is arranged at top of the outer wall far from the collecting chamber side；It is parallel above and below the indoor bottom of atomization to set
Set two cooling pipe dish；The bottom of the spray chamber is provided with the material pipe, and the bottom of the material pipe opens up
There is molten aluminum import, nitrogen spout is offered on the side wall of the material pipe, one end of the nitrogen spout is connected with nitrogen tube
Road, the nitrogen spout bore become larger along injection direction, and the nitrogen pipeline and the molten aluminum import are both provided with valve；
The leaking explosion device is fixed on the top of the spray chamber；The spray chamber is whole sealing status.
Optionally, it is provided with powder deflector on the side wall of the collecting chamber.
Optionally, it is provided with spiral helicine cooling deflector in the cooling cavity.
Optionally, the quantity of the cooling pipe dish is at least two.
The beneficial effects of the utility model are：Three collecting chambers are arranged in parallel up and down in the side of the spray chamber,
Atomization diffusion is carried out to the aluminium powder after atomization and while cooling down, moreover it is possible to using the effect of aluminium powder its own gravity to atomization after
Aluminium powder be classified for the first time；There are two the cooling pipe dish for the indoor bottom fixation of atomization, in single channel water cooling equipment
On the basis of, spray chamber bottom temp is further decreased, fine powder yield is improved；The nitrogen spout bore gradually becomes along injection direction
Greatly, when nitrogen enters nitrogen spout by nitrogen pipeline, the pressure of nitrogen increases, and the jet intensity of nitrogen increases, high intensity
Nitrogen flows through nitrogen spout and ejects, and since bore becomes larger, increases molten aluminum and the contact area of nitrogen, improves atomization energy
Conversion ratio is measured, the fine powder yield of atomizing aluminium powder is improved.The application utility model shows a kind of atomizer of Fine Aluminum Powder production,
The atomizer can be classified Fine Aluminum Powder for the first time, reduce spray chamber bottom temp, increase the contact surface of molten aluminum and nitrogen
Product, improves the fine powder yield of atomizing aluminium powder.
Description of the drawings
Fig. 1 is the structural schematic diagram for the atomizer that a kind of Fine Aluminum Powder production exemplified is preferably implemented according to one；
Fig. 2 is the structural schematic diagram that a kind of collecting chamber exemplified is preferably implemented according to one.
In figure：1- spray chambers；2- collecting chambers；3- material pipes；4- cools down pipe dish；5- leaking explosion devices；101- inner walls；Outside 102-
Wall；103- cools down cavity；104- cooling water inlets；105- cooling water outlets；201- powder deflectors；301- molten aluminum imports；
302- nitrogen spouts；303- nitrogen pipelines.
Specific implementation mode
In order to more clearly state the utility model, the utility model is further described below in conjunction with the accompanying drawings.
Refering to fig. 1, the application utility model shows that a kind of atomizer of Fine Aluminum Powder production, the atomizer include：
Spray chamber 1, collecting chamber 2, material pipe 3, cooling pipe dish 4 and leaking explosion device 5；The side of the spray chamber 1 is arranged in parallel up and down
Three collecting chambers 2；Specifically, it is atomized under the protection of nitrogen when molten aluminum and enters spray chamber 1, aluminium powder is flowed in spray chamber 1
During, it is settled under the action of aluminium powder its own gravity, the larger aluminum particle of particle settles into first collection first
Secondly the aluminium powder of 2 medium grain of device settles into second collector 2, the aluminium powder of smaller particle settles into third receipts again
Storage 2 is classified the aluminium powder after atomization using the effect of aluminium powder its own gravity for the first time.
The spray chamber 1 includes inner wall 101 and outer wall 102, and cooling cavity is formed between the inner wall 101 and outer wall 102
103, the outer wall 102 is provided with cooling water inlet 104 and cooling water outlet 105, and the cooling water inlet 104 is arranged described
Outer wall 102 is arranged in the outer wall 102 close to the bottom of 2 side of the collecting chamber, the cooling water outlet 105 far from the receipts
Collect the top of 2 side of room；Specifically, in the whole process, cooling water enters the cooling empty of spray chamber 1 from cooling water inlet 104
Chamber 103 is flowed out from cooling water outlet 105, and cooling water is in 103 internal circulation flow of cooling cavity, in spray chamber 1 and spray chamber 1
Inert gas and aluminium powder cool down.
Two cooling pipe dish 4 are arranged in parallel up and down in bottom in the spray chamber 1；Specifically, in the spray chamber 1
Bottom two cooling pipe dish 4 be arranged in parallel further decrease spray chamber up and down that is, on the basis of single channel water cooling equipment
Bottom temp improves fine powder yield.
The bottom of the spray chamber 1 is provided with the material pipe 3, the bottom of the material pipe 3 offer molten aluminum into
Mouthfuls 301, nitrogen spout 302 is offered on the side wall of the material pipe 3, and one end of the nitrogen spout 302 is connected with nitrogen
Pipeline 303,302 bore of nitrogen spout become larger along injection direction, the nitrogen pipeline 303 and the molten aluminum import
301 are both provided with valve.
Specifically, molten aluminum is entered by molten aluminum import 301 in material pipe 3, and nitrogen is by nitrogen pipeline 303 by nitrogen
Spout 302 is injected into material pipe 3；Wherein, 302 bore of nitrogen spout becomes larger along injection direction, i.e., when nitrogen by
During nitrogen pipeline 303 enters nitrogen spout 302, the flowing bore of nitrogen tapers into, and the pressure of nitrogen increases, nitrogen
The jet intensity of gas increases, during nitrogen is injected into material pipe 3 through nitrogen spout 302, due to 302 bore of nitrogen spout
It is become larger along injection direction, so the nitrogen of high intensity flows through nitrogen spout when ejecting, increases molten aluminum and nitrogen
Contact area improves aerosolisation energy conversion ratio, improves the fine powder yield of atomizing aluminium powder.
The leaking explosion device 5 is fixed on the top of the spray chamber 1；If because aluminium powder concentration changes, oxygen content increases, quiet
Under electricity, the factors effect such as temperature is higher, the dust explosion of aluminium powder occurs, leaking explosion device 5 can release pressure, protection spray chamber 1, drop
Low danger.
The spray chamber 1 is whole sealing status.
The operation principle of the utility model is：Molten aluminum is entered by molten aluminum import 301 in material pipe 3, and nitrogen passes through
Nitrogen pipeline 303 is injected by nitrogen spout 302 in material pipe 3, and molten aluminum is atomized under the action of nitrogen enters spray chamber 1,
Bottom in spray chamber 1 is arranged in parallel up and down there are two the cooling pipe dish 4, can reduce spray chamber bottom temp, is improved thin
Powder yield.Aluminium powder settles, the larger aluminum particle of particle during spray chamber 1 flows under the action of aluminium powder its own gravity
First collector 2 is settled into first, and secondly the aluminium powder of medium grain settles into second collector 2, smaller particle
Aluminium powder settles into third collector 2 again, and in the whole process, cooling water enters spray chamber 1 from cooling water inlet 104
Cooling cavity 103, flows out from cooling water outlet 105, and cooling water is in 103 internal circulation flow of cooling cavity, to spray chamber 1 and atomization
Inert gas and aluminium powder in room 1 cool down.
Optionally, referring to Fig.2, being provided with powder deflector 201 on the side wall of the collecting chamber 2.Specifically, after sedimentation
Aluminum particle flowed under the guide functions of powder deflector 201, be collected storage, powder deflector into collecting chamber 2
201 aluminum particles that can avoid nitrogen that from will collecting are taken out of again.
Optionally, it is provided with spiral helicine cooling deflector in the cooling cavity 103.Specifically, cooling water is in cooling
Is circulated under the action of cooling deflector in cavity 103, in spray chamber 1 and spray chamber 1 inert gas and aluminium powder into
Row cools.
Optionally, the quantity of the cooling pipe dish 4 is at least two.
The embodiment created above to the utility model is described in detail, but the content is only the utility model wound
The preferred embodiment made, should not be considered as limiting the scope of the present invention.It is all to create range according to the utility model
Made by all the changes and improvements etc., should all still belong within this patent covering scope.
Claims (4)
1. a kind of atomizer of Fine Aluminum Powder production, which is characterized in that the atomizer includes：Spray chamber（1）, collecting chamber
（2）, material pipe（3）, cooling pipe dish（4）And leaking explosion device（5）；The spray chamber（1）Side up and down three institutes are arranged in parallel
State collecting chamber（2）；The spray chamber（1）Including inner wall（101）And outer wall（102）, the inner wall（101）And outer wall（102）It
Between form cooling cavity（103）, the outer wall（102）It is provided with cooling water inlet（104）And cooling water outlet（105）, described
Cooling water inlet（104）It is arranged in the outer wall（102）Close to the collecting chamber（2）The bottom of side, the cooling water outlet
（105）It is arranged in the outer wall（102）Far from the collecting chamber（2）The top of side；The spray chamber（1）Above and below interior bottom
Two cooling pipe dish are arranged in parallel（4）；The spray chamber（1）Bottom be provided with the material pipe（3）, the object
Pipe material（3）Bottom offer molten aluminum import（301）, the material pipe（3）Side wall on offer nitrogen spout
（302）, the nitrogen spout（302）One end be connected with nitrogen pipeline（303）, the nitrogen spout（302）Bore is along injection
It is become larger on direction, the nitrogen pipeline（303）With the molten aluminum import（301）It is both provided with valve；The leaking explosion device（5）
It is fixed on the spray chamber（1）Top；The spray chamber（1）For whole sealing status.
2. atomizer according to claim 1, which is characterized in that the collecting chamber（2）Side wall on be provided with powder and lead
Flowing plate（201）.
3. atomizer according to claim 1, which is characterized in that the cooling cavity（103）It is inside provided with spiral helicine
Cooling deflector.
4. atomizer according to claim 1, which is characterized in that the cooling pipe dish（4）Quantity be at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820326710.7U CN207952634U (en) | 2018-03-10 | 2018-03-10 | A kind of atomizer of Fine Aluminum Powder production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820326710.7U CN207952634U (en) | 2018-03-10 | 2018-03-10 | A kind of atomizer of Fine Aluminum Powder production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207952634U true CN207952634U (en) | 2018-10-12 |
Family
ID=63742390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820326710.7U Expired - Fee Related CN207952634U (en) | 2018-03-10 | 2018-03-10 | A kind of atomizer of Fine Aluminum Powder production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207952634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110340370A (en) * | 2019-06-06 | 2019-10-18 | 青海万加环保新材料有限公司 | A kind of high-precision aluminium ingot atomization crushes cooling device and cool-down method |
-
2018
- 2018-03-10 CN CN201820326710.7U patent/CN207952634U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110340370A (en) * | 2019-06-06 | 2019-10-18 | 青海万加环保新材料有限公司 | A kind of high-precision aluminium ingot atomization crushes cooling device and cool-down method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |