CN217912840U - Cooling device for preparing superfine nickel powder by PVD method - Google Patents
Cooling device for preparing superfine nickel powder by PVD method Download PDFInfo
- Publication number
- CN217912840U CN217912840U CN202222279107.7U CN202222279107U CN217912840U CN 217912840 U CN217912840 U CN 217912840U CN 202222279107 U CN202222279107 U CN 202222279107U CN 217912840 U CN217912840 U CN 217912840U
- Authority
- CN
- China
- Prior art keywords
- cooling
- water
- perforated plate
- intermediate layer
- 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.)
- Active
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 32
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000000843 powder Substances 0.000 claims abstract description 22
- 239000000112 cooling gas Substances 0.000 claims abstract description 8
- 239000000498 cooling water Substances 0.000 claims abstract description 7
- 230000007306 turnover Effects 0.000 claims abstract description 3
- 239000011229 interlayer Substances 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 8
- 239000011261 inert gas Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 7
- 230000009977 dual effect Effects 0.000 abstract description 2
- 239000000945 filler Substances 0.000 abstract description 2
- 238000005240 physical vapour deposition Methods 0.000 description 8
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011882 ultra-fine particle Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Abstract
The utility model discloses a cooling device of superfine nickel powder is prepared to PVD method, including gathering cold pipe, gather cold pipe and include flange, water intermediate layer, air inlet, perforated plate, lower flange, the perforated plate passes through the flange and fastens with lower flange, and the perforated plate is cylindrical to be equipped with a plurality of through-holes, the air inlet is used for cooling gas to pass the water intermediate layer, enters into the cavity between water intermediate layer and the perforated plate, and the water intermediate layer is equipped with water inlet and the delivery port that is used for the cooling water business turn over. The utility model discloses a dual cooling, in the refrigerated time of conventional temperature resistant filler, through the inside perforated plate cooling of admitting air, direct cooling effect is better to solved the accumulational problem of powder effectively, both solved the quality problems of powder and improved output again, can also play the effect of adjusting the powder particle diameter through control air input simultaneously.
Description
Technical Field
The utility model belongs to the technical field of superfine powder preparation, concretely relates to cooling device of superfine nickel powder is prepared to PVD method.
Background
In the known cooling methods for preparing ultrafine powder by PVD methods, methods such as using a water-cooled interlayer or other cooling interlayers, lengthening the length of a cold collecting pipe, and cooling the outside of the cold collecting pipe are common. In actual production, the temperature of powder is difficult to effectively regulate and control by a single cooling mode or by lengthening the length of the cold gathering pipe, the powder is influenced by the temperature and the gas flow state in the cold gathering pipe, the temperature of the powder at the middle part is higher, the flow rate is higher, the powder at two sides is gradually piled up to form powder balls or blocks due to lower temperature and lower flow rate, and the adverse effects of uneven powder particle size distribution, low yield and the like are easily caused.
SUMMERY OF THE UTILITY MODEL
To the problem that the background art provided, the utility model provides a cooling device of superfine nickel powder is prepared to PVD method, its aim at: the cooling device is efficient and convenient to operate, and can better ensure the yield and the quality of products.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a cooling device of superfine nickel powder is prepared to PVD method, is including gathering cold pipe, gather cold pipe including last flange, water intermediate layer, air inlet, perforated plate, lower flange, the perforated plate is cylindrical through last flange and lower flange fastening, perforated plate to be equipped with a plurality of through-holes, the air inlet is used for cooling gas to pass the water intermediate layer, enters into the cavity between water intermediate layer and the perforated plate, the water intermediate layer is equipped with water inlet and the delivery port that is used for the cooling water business turn over.
Preferably, the two ends of the porous plate are connected with the circular ring through connecting pieces, and the inner diameter of the circular ring is larger than that of the porous plate and smaller than that of the upper flange and the lower flange.
Preferably, the circular rings at the two ends of the porous plate are respectively flush with the upper flange and the lower flange, so that the air tightness of the whole PVC system can be guaranteed, and the porous plate can be conveniently disassembled.
Preferably, the thickness of the water interlayer is 0.5-25mm, cooling water flow of 1000-5000m 3 /h。
Preferably, the thickness of the porous plate is 1-5mm, the aperture of each through hole is 0.5-5mm, and the interval between every two adjacent through holes is 0.5-5mm.
Preferably, the cooling gas is an inert gas, and can protect the powder from being oxidized or bringing other impurity contents while cooling.
The utility model has the advantages that: the utility model has the advantages of reasonable structure and novel design, adopt dual cooling, in the refrigerated time of conventional temperature resistant filler, admit air the cooling through inside perforated plate, direct cooling effect is better to solved the accumulational problem of powder effectively, both solved the quality problems of powder and improved output, can also play the effect of adjusting the powder particle diameter simultaneously through control air input.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the middle porous plate of the present invention.
Fig. 3 is a schematic view of the cooling of the present invention.
Wherein: 1. the water inlet and outlet device comprises an upper flange, 2, a water outlet, 3, a porous plate, 4, a water interlayer, 5, a lower flange, 6, a circular ring, 7, an air inlet, 8, a water inlet, 9, a connecting sheet, 10, a circular ring, 11 and a through hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
The cooling device for preparing the superfine nickel powder by the PVD method as shown in figures 1-3 comprises a cold collecting pipe, wherein the cold collecting pipe comprises an upper flange 1, a water interlayer 4, an air inlet 7, a porous plate 3 and a lower flange 5, the porous plate 3 is fastened by the upper flange 1 and the lower flange 5, the thickness of the porous plate 3 is 1-5mm, the porous plate 3 is a stainless steel plate, the stainless steel plate is rolled into a cylinder shape, a plurality of through holes 11 are formed in the side wall of the porous plate, the aperture of each through hole 11 is 0.5-5mm, the interval between every two adjacent through holes 11 is 0.5-5mm, the outer wall of the upper end part of the porous plate 3 is connected with a circular ring 10 through a connecting sheet 9, the outer wall of the lower end part of the porous plate 3 is connected with the circular ring 10 through the connecting sheet 9, the connecting sheet 9 is a stainless steel sheet, the circular ring 10 is made of stainless steel, and the inner diameter of the circular ring 10 is larger than the inner diameter of the porous plate 3 and smaller than the inner diameters of the upper flange 1 and the lower flange 5. The upper end face of the ring 10 positioned at the upper end part of the porous plate 3 is flush with the upper end face of the upper flange 1, the lower end face of the ring 10 positioned at the lower end part of the porous plate 3 is flush with the lower end face of the lower flange 5, and therefore the air tightness of the whole PVC system can be guaranteed and the porous plate 3 can be conveniently disassembled.
The air inlet 7 is distributed according to the symmetry and the even principle, the quantity of the air inlet 7 can be adjusted according to the actual production requirement, the particle size of the produced powder can be regulated and controlled by adjusting the quantity and the air inflow of the air inlet 7, the air inlet 7 is used for cooling gas to penetrate through the water interlayer 4 and enter into a cavity between the water interlayer 4 and the porous plate 3, the cooling gas enters into the porous plate 3 through the through hole 11 on the porous plate 3, the cooling gas is inert gas, and the powder can be protected from being oxidized or brought into other impurity contents while being cooled.
The thickness of the water interlayer 4 is 0.5-2.5mm, one side of the water interlayer 4 close to the lower flange 5 is provided with a water inlet 8, one side of the water interlayer 4 close to the upper flange 1 is provided with a water outlet 2, cooling water enters from the water inlet 8 and exits from the water outlet 2, and the flow of the cooling water is 1000-5000m 3 And/h, playing a certain cooling role.
The specific using process is as follows: the cold collecting pipe is arranged in a system for preparing the superfine nickel powder by the PVD method, is arranged in the particle forming and cooling stage, and has the main functions of cooling and adjusting the particle size of the powder. After the ultrafine particles enter the cold accumulating pipe along with the gas, the ultrafine particles are subjected to double cooling by the water interlayer 4 and the inert gas, so that the cooling effect is ensured; the problem of powder accumulation is effectively solved, the quality problem of the powder is solved, the yield is improved, and the effect of adjusting the particle size of the powder can be achieved by controlling the air inflow.
To sum up, the utility model discloses reach anticipated effect.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any introduction modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention will still fall within the scope of the technical solution of the present invention.
Claims (6)
1. A cooling device for preparing superfine nickel powder by a PVD method is characterized in that: including gathering the cold pipe, gather the cold pipe and include flange, water intermediate layer, air inlet, perforated plate, lower flange, the perforated plate is cylindrical through last flange and lower flange fastening, perforated plate to be equipped with a plurality of through-holes, the air inlet is used for cooling gas to pass the water intermediate layer, enters into the cavity between water intermediate layer and the perforated plate, the water intermediate layer is equipped with water inlet and the delivery port that is used for the cooling water business turn over.
2. The cooling apparatus for preparing extra-fine nickel powder by PVD according to claim 1, wherein: the both ends of perforated plate are connected with the ring through the connection piece, and the ring internal diameter is greater than the perforated plate internal diameter and is less than upper flange, lower flange internal diameter.
3. The cooling apparatus for preparing extra-fine nickel powder by PVD according to claim 2, wherein: the circular rings at the two ends of the porous plate are respectively flush with the upper flange and the lower flange, so that the air tightness of the whole PVC system can be guaranteed, and the porous plate can be conveniently disassembled and assembled.
4. The cooling apparatus for preparing extra-fine nickel powder by PVD method according to claim 1, wherein: the thickness of the water interlayer is 0.5-2.5mm, and the flow rate of the cooling water is 1000-5000m 3 /h。
5. The cooling apparatus for preparing extra-fine nickel powder by PVD method according to claim 1, wherein: the thickness of the porous plate is 1-5mm, the aperture of each through hole is 0.5-5mm, and the interval between every two adjacent through holes is 0.5-5mm.
6. The cooling apparatus for preparing extra-fine nickel powder by PVD according to claim 1, wherein: the cooling gas is inert gas, and can protect the powder from being oxidized or bringing other impurity contents while cooling.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222279107.7U CN217912840U (en) | 2022-08-29 | 2022-08-29 | Cooling device for preparing superfine nickel powder by PVD method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222279107.7U CN217912840U (en) | 2022-08-29 | 2022-08-29 | Cooling device for preparing superfine nickel powder by PVD method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN217912840U true CN217912840U (en) | 2022-11-29 |
Family
ID=84172675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202222279107.7U Active CN217912840U (en) | 2022-08-29 | 2022-08-29 | Cooling device for preparing superfine nickel powder by PVD method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN217912840U (en) |
-
2022
- 2022-08-29 CN CN202222279107.7U patent/CN217912840U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2021218357A1 (en) | On-line cooling system for hot-rolled seamless steel tube, and arrangement method for cooling device on on-line cooling system | |
CN217912840U (en) | Cooling device for preparing superfine nickel powder by PVD method | |
CN106513692A (en) | Atomizing nozzle and method for producing powder | |
CN104880118B (en) | A kind of cooling tower water distribution system, cooling tower and cooling tower decreasing water distribution method | |
CN111172602A (en) | Novel side blowing device for fine denier high-speed spinning of spun-bonded non-woven fabric | |
CN102560425B (en) | Chemical vapor deposition furnace | |
CN211734550U (en) | Novel side blowing device for fine denier high-speed spinning of spun-bonded non-woven fabric | |
CN107763942A (en) | A kind of impact type quick freezing machine Circular Jet nozzle arrangements | |
CN106145615B (en) | Big pull amount calender | |
CN107243609A (en) | A kind of copper and copper alloy casting crystallizer | |
CN207491707U (en) | A kind of flow adjustable pressure compensation type emitter | |
CN207622540U (en) | A kind of Double-layer water chilling roller | |
CN107512792A (en) | A kind of optimization method for filter element of water purifier | |
CN2903106Y (en) | Presilk drafting high temp. stove | |
CN205254061U (en) | Copper and copper alloy for semi -continuous casting graphite water pipe | |
CN211367802U (en) | Novel straight wall type water cooling jacket of straight pulling silicon single crystal furnace | |
CN201455198U (en) | Lost-foam casting voltage-sharing moulding flask | |
CN207702813U (en) | A kind of impact type quick freezing machine Circular Jet nozzle | |
CN214004637U (en) | Bacterial culture pond | |
CN206966598U (en) | A kind of copper and copper alloy casting crystallizer | |
CN209349480U (en) | A kind of die casting cooling system | |
CN206622583U (en) | A kind of crystallizer for preventing slab defects | |
CN214920315U (en) | Cast-rolling rod for producing aluminum alloy strip by cast-rolling method | |
CN102329659B (en) | Microporous spraying chilling chamber for synthetic gas produced by coal gasification, microporous spraying chilling method for synthetic gas and application of microporous spraying chilling method | |
CN203784626U (en) | Ordinary pressure multi-hole discharging device capable of simultaneously discharging steam condensation water |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |