CN207013685U - A kind of super-pressure aqueous vapor combines powder by atomization device - Google Patents
A kind of super-pressure aqueous vapor combines powder by atomization device Download PDFInfo
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- CN207013685U CN207013685U CN201720774431.2U CN201720774431U CN207013685U CN 207013685 U CN207013685 U CN 207013685U CN 201720774431 U CN201720774431 U CN 201720774431U CN 207013685 U CN207013685 U CN 207013685U
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- atomization
- super
- aqueous vapor
- jet ring
- cylinder
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- 238000000889 atomisation Methods 0.000 title claims abstract description 73
- 239000000843 powder Substances 0.000 title claims abstract description 28
- 239000007921 spray Substances 0.000 claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 239000004744 fabric Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 239000003595 mist Substances 0.000 claims description 5
- 239000002699 waste material Substances 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 39
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 238000005507 spraying Methods 0.000 description 5
- 239000013589 supplement Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009692 water atomization Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 206010054949 Metaplasia Diseases 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000009688 liquid atomisation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
The utility model discloses a kind of super-pressure aqueous vapor to combine powder by atomization device, including the cylinder that catchments, jet ring, atomization spray disk, it is atomized staving, molten steel bottom pour ladle, cyclone separator, loading head, the port of export of atomization staving connects setting with the entrance point for the cylinder that catchments, the arrival end of atomization staving connects setting with the jet ring port of export, the port of export pre-determined distance that atomization spray disk corresponds to jet ring is set, the entrance point pre-determined distance of jet ring is provided with molten steel bottom pour ladle, there is confined air cavity between molten steel bottom pour ladle and jet ring, gas feed is provided through on closed cavity body sidewall, the outlet of cylinder terminates the arrival end of the loading head, gas vent is provided with the cyclone separator, waste outlet and gas feed, gas feed connects with the cylinder that catchments, gas vent connects with atomization staving.The utility model purpose is to provide a kind of thin powder size, uniform particle sizes, regular shape, spherical, high yield rate, and the super-pressure aqueous vapor that can prevent from regurgitating combines powder by atomization device.
Description
Technical field
It the utility model is related to powder metallurgy field of mechanical technique, more particularly to a kind of super-pressure aqueous vapor combination powder by atomization
Device.
Background technology
Water atomization pulverization is one of main mode of production of metal dust, and the general principle of its powder processed is：Various alloy gold
Category is seated in intermediate frequency furnace, is melted molten steel by Electromagnetic Heating, then passes through the circular hole leakage among middle bottom pour ladle, and bag
Tapping liquid stream post, at the same time, spray fan-shaped water jets under high pressure in disk using atomization and hit molten steel fluidization tower, smashed and become metal
Powder.
For traditional water atomization pulverization device, during injection, it is attached that the strong Involving velocity of downward jet has siphoned away jet
Near gas, because other local gases have little time to supplement, jet is formed about larger negative pressuren zone, if the pressure of water under high pressure
Power continues to improve, and will result in hydraulic pressure and regurgitates upwards, causes metal liquid atomization to interrupt.Therefore, traditional water atomization pulverization dress
Put can only suitable water pressure be less than 50MPa, the powder-product granularity of its water atomization is thicker, and yield rate bottom and pattern are in irregular more
Side shape, if by the canonical statistics less than 108 μm, yield rate only has 30%.
Utility model content
To solve the above problems, the utility model provides a kind of super-pressure aqueous vapor combination powder by atomization device, including catchment
Cylinder 1, jet ring 2, atomization spray disk 10, atomization staving 3, molten steel bottom pour ladle 4, cyclone separator 5, loading head 6, the atomization staving
3 port of export connects setting with the entrance point for catchmenting cylinder 1, and the arrival end of the atomization staving 3 goes out with the jet ring 2
The connection of mouth end is set, and the port of export pre-determined distance that the atomization spray disk 10 corresponds to the jet ring 2 is set, the jet ring 2
Entrance point pre-determined distance is provided with the molten steel bottom pour ladle 4, has confined air cavity between the molten steel bottom pour ladle 4 and the jet ring 2
11, gas feed 14 is provided through in the side wall of confined air cavity 11, the outlet of the cylinder 1 terminates the loading head
6 arrival end, gas vent 52, waste outlet 53 and gas feed 51, the gas are provided with the cyclone separator 5
Import 51 connects with the cylinder 1 that catchments, and the gas vent 52 connects with the atomization staving 3.
Preferably, the molten steel bottom pour ladle 4 is provided through the leakage eye passed through for molten steel into cylindric among its bottom wall.
Preferably, the lower end of jet ring 2 is along the circumferential direction evenly distributed with several gas nozzles 15 obliquely, its
Centre is provided through the through hole being correspondingly arranged with the leakage eye.
Preferably, several spray nozzles obliquely are along the circumferential direction evenly distributed with atomization spray disk 10 lower end
16, the centre of the atomization spray disk 10 is provided through the via being correspondingly arranged with the through hole.
Preferably, it is provided with observation window 7 in the atomization side wall of staving 3.
Preferably, the lateral wall of cylinder 1 is provided with and its internal water-level gauge 13 for connecting setting.
Preferably, the loading head 6 has the container of cavity for inside, the loading head 6 is embedded be cased with filter cloth skeleton 8 and
The filter cloth 9 being wrapped on the filter cloth skeleton 8.
The utility model has the advantage of：
1st, a kind of super-pressure aqueous vapor combination powder by atomization device of the utility model, atomization spray disk pass through high-pressure water pipe and high pressure
Water pump connects so that atomization spray disk hydraulic pressure is up to 200MPa, and hydraulic pressure is high, and atomizing effect is more preferable, particle shape granule-morphology reaches
To spherical；Cyclone separator is taken to produce pressure differential by disk upper and lower part is sprayed simultaneously so that the nitrogen circulation in atomization staving
Get up, supplement because the strong Involving velocity of the downward jet of high-pressure water spray siphons away the gas near jet, effectively prevent in time
Phenomenon is regurgitated at high-pressure water spray, ensure that being normally carried out for atomization production.There is closed cavity between bottom pour ladle and spray disk
Body, completely cut off external air, reduce the generation of oxygen-containing atomizing particle, improve powder quality.
2nd, a kind of super-pressure aqueous vapor combination powder by atomization device of the present utility model, is first carried out low for the first time at jet ring
Calm the anger spraying, then carry out second of high-pressure water spray by atomization spray Pan Chu, during spraying, the strong Involving velocity of downward jet
The gas near jet is siphoned away, because other local gases have little time to supplement, injection button is formed about larger negative pressuren zone；
Because gas is sprayed on water spray, so the negative pressure that the zone of positive pressure at gas blowout mist focusing is formed to water spray has gone one to make up
Effect, effectively prevent the generation for regurgitating phenomenon.
3rd, a kind of super-pressure aqueous vapor combination powder by atomization device of the present utility model, observation is set in atomization staving lateral wall
Window, people is facilitated to observe the atomization situation of bucket by watch window；It is provided with cylinder lateral wall and connects what is set with inside it
Water-level gauge, people is facilitated to observe water level conditions in cylinder outside cylinder.
Brief description of the drawings
Fig. 1 is a kind of super-pressure aqueous vapor combination powder by atomization apparatus structure schematic diagram of the utility model；
Fig. 2 is a kind of super-pressure aqueous vapor combination powder by atomization device partial structural diagram of the utility model；
Fig. 3 is a kind of super-pressure aqueous vapor combination powder by atomization device ejector principle schematic diagram of the utility model；
Fig. 4 is a kind of super-pressure aqueous vapor combination powder by atomization device compression ring structural representation of the utility model；
Wherein, 1- cylinders, 2- jet rings, 10- atomization spray disks, 3- atomization stavings, 4- molten steel bottom pour ladles, 5- cyclone separators,
6- loading heads, 7- show on trial, 8- filter plates, 9- filter plates, 2-compression ring, 11- confined air cavitys, 13-water-level gauge, 14-gas feed, 15-
Gas nozzle, 16-spray nozzle, 17-gas feed, 18-high pressure water inlet, 19-focus A, 20-focus B, 21-gas access,
51-import, 52-gas vent, 53- waste ports.
Embodiment
The utility model is described further below in conjunction with accompanying drawing.
As shown in Figure 1-2, a kind of super-pressure aqueous vapor combination powder by atomization apparatus structure schematic diagram of the utility model, including collection
Water drum body 1, jet ring 2, atomization spray disk 10, atomization staving 3, molten steel bottom pour ladle 4, cyclone separator 5, loading head 6, the atomization bucket
The port of export of body 3 connects setting, the arrival end and the jet ring 2 of the atomization staving 3 with the entrance point for catchmenting cylinder 1
Port of export connection is set, and the port of export pre-determined distance of the corresponding jet ring 2 of atomization spray disk 10 is set, the jet ring 2
Entrance point pre-determined distance be provided with the molten steel bottom pour ladle 4, have closed cavity between the molten steel bottom pour ladle 4 and the jet ring 2
Body 11, gas feed 14 is provided through in the side wall of confined air cavity 11, is gathered materials described in the outlet termination of the cylinder 1
The arrival end of device 6, gas vent 52, waste outlet 53 and gas feed 51, the gas are provided with the cyclone separator 5
Import 51 connects with the cylinder 1 that catchments, and the gas vent 52 connects with the atomization staving 3.The molten steel bottom pour ladle 4 into
It is cylindric, the leakage eye passed through for molten steel is provided through among its bottom wall.The lower end of jet ring 2 is distributed uniformly and circumferentially
There are several gas nozzles 15 obliquely, be provided through among it and through hole that the leakage eye is correspondingly arranged.The jet
Ring 2 connects with nitrogen feeder, and the gas nozzle 15 connects with the jet ring 2.In the atomization spray lower end edge of disk 10
Circumferencial direction is evenly distributed with several spray nozzles 16 obliquely, and the atomization spray disk 10 connects with high-pressure hydraulic pump, described
Spray nozzle 16 connects with the atomization spray disk 10.The centre of the atomization spray disk 10 is provided through set corresponding with the through hole
The via put.The loading head 6 has the container of cavity for inside, and the loading head 6 is embedded to be cased with filter cloth skeleton 8 and parcel
Filter cloth 9 on the filter cloth skeleton 8.
The operation principle of above-mentioned super-pressure aqueous vapor combination powder by atomization device is：The metallic solution of melting leaks through the molten steel
Bag 4, the circular hole through the molten steel bottom pour ladle 4 insertion flow out metal fluid column, and metal fluid column passes through the through hole of the jet ring 2, described
Gas nozzle 15 carries out first time low pressure gas spraying to it, then passes through the via of the atomization spray disk 10, the spray nozzle
16 in the presence of high-pressure hydraulic pump, carries out second of high-pressure water spray to metal fluid column, the aqueous particulate formed after spraying is successively
Enter after atomization staving 3, the cylinder 1 that catchments in loading head 6, then settled by natural cooling, material is gathered in described gather materials
In device 6, finally open phase shutoff valve and the water in cylinder is preferably minimized water level, obtain the material in loading head, carry out down together
Process；While said process, nitrogen is passed through by gas feed 14, nitrogen flows successively through the through hole of jet ring 2, atomization spray disk 10
Via, enter Water collecting tube body 1 after atomization staving 3, and form the nitrogen containing impurity, rotation then entered by gas feed 51
Wind separator 5, and under the influence of centrifugal force, the big dust of density, drop are discharged from the waste port 53, the nitrogen after purification
Discharged from the gas vent 52, and enter in the gas channel of the atomization staving 3 and recycle.
Because elder generation carries out first time low pressure water spray at jet ring, then the second sub-high pressure is carried out by atomization spray Pan Chu
Water spray, during spraying, the strong Involving velocity of downward jet has siphoned away the gas near jet, because other local gases come
Not as good as supplement, injection button is formed about larger negative pressuren zone；Because gas is sprayed on water spray, so at gas blowout mist focusing
The negative pressuren zone that zone of positive pressure is formed to water spray has one to make up effect；Cyclone separator is taken to spray disk while said process
Upper and lower part produces pressure differential so that the nitrogen circulation in atomization staving is got up, and supplement is penetrated because high-pressure water spray is downward in time
Flow strong Involving velocity and siphon away gas near jet, effectively prevent and regurgitate phenomenon at high-pressure water spray, ensure that mist
Metaplasia production is normally carried out.There is confined air cavity between bottom pour ladle and jet ring, completely cut off external air, reduce oxygen-containing atomizing particle
Generation, improve powder quality.
Watch window is set in atomization staving 3 lateral wall, facilitates people outside by watch window observing tower intrinsic fog
Change situation.
The water-level gauge 13 that setting is connected with inside it is provided with the lateral wall of cylinder 1, facilitates people to be seen outside cylinder
Survey water level conditions in cylinder.
On the one hand the gases used nitrogen of the present apparatus uses as protective gas, reduce material oxygen content；On the one hand as spray
Mist gas, the generation of pre- counter-jetting resistance；On the other hand delay pigment time of contact, play one and slow down cooling effect, extend drop
The nodularization time, ensure granular mass.
A kind of super-pressure aqueous vapor combination powder by atomization device of the present utility model is made in a manner of brief description of the drawings above
Description, it will be understood by those of skill in the art that the disclosure is not limited to embodiments described above, without departing from the utility model
Scope in the case of, can make a variety of changes, change and replace.
Claims (7)
1. a kind of super-pressure aqueous vapor combines powder by atomization device, it is characterised in that including the cylinder that catchments (1), jet ring (2), mist
Change spray disk (10), atomization staving (3), molten steel bottom pour ladle (4), cyclone separator (5), loading head (6), the atomization staving (3)
The port of export connects setting, the arrival end and the jet ring of the atomization staving (3) with the entrance point of the cylinder that catchments (1)
(2) port of export connection is set, and the port of export pre-determined distance of the corresponding jet ring (2) of atomization spray disk (10) is set, described
The entrance point pre-determined distance of jet ring (2) is provided with the molten steel bottom pour ladle (4), the molten steel bottom pour ladle (4) and the jet ring (2)
Between have confined air cavity (11), be provided through gas feed (14), the cylinder in confined air cavity (11) side wall
The outlet of body (1) terminates the arrival end of the loading head (6), and gas vent (52) is provided with the cyclone separator (5), is given up
Material outlet (53) and gas feed (51), the gas feed (51) connect with the cylinder that catchments (1), the gas vent
(52) connected with the atomization staving (3).
A kind of 2. super-pressure aqueous vapor combination powder by atomization device according to claim 1, it is characterised in that the molten steel bottom pour ladle
(4) into cylindric, the leakage eye passed through for molten steel is provided through among its bottom wall.
A kind of 3. super-pressure aqueous vapor combination powder by atomization device according to claim 2, it is characterised in that the jet ring
(2) lower end is along the circumferential direction evenly distributed with several gas nozzles (15) obliquely, be provided through among it with it is described
The through hole that leakage eye is correspondingly arranged.
4. a kind of super-pressure aqueous vapor combination powder by atomization device according to claim 3, it is characterised in that in the atomization spray
Disk (10) lower end is along the circumferential direction evenly distributed with several spray nozzles (16) obliquely, and the atomization is sprayed in disk (10)
Between be provided through the via that is correspondingly arranged with the through hole.
5. a kind of super-pressure aqueous vapor combination powder by atomization device according to claim 1, it is characterised in that in the atomization bucket
Observation window (7) is provided with body (3) side wall.
A kind of 6. super-pressure aqueous vapor combination powder by atomization device according to claim 1, it is characterised in that the cylinder (1)
Lateral wall is provided with and its internal water-level gauge (13) for connecting setting.
A kind of 7. super-pressure aqueous vapor combination powder by atomization device according to claim 1, it is characterised in that the loading head
(6) there is the container of cavity for inside, the loading head (6) is embedded to be cased with filter cloth skeleton (8) and be wrapped in the filter cloth skeleton
(8) filter cloth (9) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774431.2U CN207013685U (en) | 2017-06-29 | 2017-06-29 | A kind of super-pressure aqueous vapor combines powder by atomization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774431.2U CN207013685U (en) | 2017-06-29 | 2017-06-29 | A kind of super-pressure aqueous vapor combines powder by atomization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207013685U true CN207013685U (en) | 2018-02-16 |
Family
ID=61482849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720774431.2U Active CN207013685U (en) | 2017-06-29 | 2017-06-29 | A kind of super-pressure aqueous vapor combines powder by atomization device |
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| CN (1) | CN207013685U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941587A (en) * | 2018-07-23 | 2018-12-07 | 深圳市晶特智造科技有限公司 | A kind of vacuum atomizing device and the method for preparing 3D printing powder |
| CN111482616A (en) * | 2020-05-23 | 2020-08-04 | 苏州鲁信新材料科技有限公司 | Water atomization powder manufacturing equipment |
| CN114669750A (en) * | 2022-03-10 | 2022-06-28 | 江西悦安新材料股份有限公司 | A kind of vanadium-containing alloy powder gas shielded water atomization production device and production process |
| CN114734045A (en) * | 2022-06-13 | 2022-07-12 | 成都大学 | A device for preparing alloy powder by electric arc |
| CN115338415A (en) * | 2022-10-20 | 2022-11-15 | 湖南特种金属材料有限责任公司 | Be applied to preparation facilities of iron silicon chromium alloy powder of integrated into one piece inductance |
-
2017
- 2017-06-29 CN CN201720774431.2U patent/CN207013685U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941587A (en) * | 2018-07-23 | 2018-12-07 | 深圳市晶特智造科技有限公司 | A kind of vacuum atomizing device and the method for preparing 3D printing powder |
| CN111482616A (en) * | 2020-05-23 | 2020-08-04 | 苏州鲁信新材料科技有限公司 | Water atomization powder manufacturing equipment |
| CN114669750A (en) * | 2022-03-10 | 2022-06-28 | 江西悦安新材料股份有限公司 | A kind of vanadium-containing alloy powder gas shielded water atomization production device and production process |
| CN114734045A (en) * | 2022-06-13 | 2022-07-12 | 成都大学 | A device for preparing alloy powder by electric arc |
| CN114734045B (en) * | 2022-06-13 | 2022-09-06 | 成都大学 | Device for preparing alloy powder by electric arc |
| CN115338415A (en) * | 2022-10-20 | 2022-11-15 | 湖南特种金属材料有限责任公司 | Be applied to preparation facilities of iron silicon chromium alloy powder of integrated into one piece inductance |
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