CN210231529U - Gas atomization powder making equipment - Google Patents
Gas atomization powder making equipment Download PDFInfo
- Publication number
- CN210231529U CN210231529U CN201920621885.5U CN201920621885U CN210231529U CN 210231529 U CN210231529 U CN 210231529U CN 201920621885 U CN201920621885 U CN 201920621885U CN 210231529 U CN210231529 U CN 210231529U
- Authority
- CN
- China
- Prior art keywords
- powder
- air knife
- air
- gas
- toper
- 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
Images
Landscapes
- Nozzles (AREA)
Abstract
The utility model discloses a gas atomization powder process equipment, including atomizing chamber, the toper fill that is linked together with the discharge gate in atomizing chamber and the collection hopper that is linked together with the discharge gate that the toper was fought, this gas atomization powder process equipment still includes: powder cleaning device, powder cleaning device include the air knife, and the air knife sets up in the connecting portion that atomizing chamber and toper were fought, and the air knife is used for blowing up so that the powder whereabouts to collect in the hopper with adnexed powder on the inside wall that the toper was fought. The utility model discloses a gas atomization powder process equipment includes powder cleaning device, this powder cleaning device's air knife setting is in the connecting portion that atomizing chamber and toper were fought, can blow up so that the powder falls to collecting the hopper in through the air knife on the inside wall that the toper was fought, the powder on the inside wall that the toper was fought like this can in time be cleared up and collect, improve the productivity of atomizing powder process, and need not the work of the powder on the inside wall that the extra clearance toper was fought, make the manpower and the time cost reduction of atomizing powder process.
Description
Technical Field
The utility model relates to a target material preparation technical field especially relates to a gas atomization powder process equipment.
Background
The target material is a sputtering source in magnetron sputtering. The target material adopted in the preparation of the thin-film solar cell chip is generally prepared by spraying alloy powder on a target material back lining pipe, and the alloy powder used by the target material is generally prepared by a gas atomization powder preparation process.
Among the prior art, after adopting the powder process of gas atomization powder process equipment, need collect the powder that gas atomization powder process equipment made, the atomizing powder falls perpendicularly from the discharge gate in atomizing chamber earlier during the collection, later gets into the toper fill (the in-process powder of falling in the toper fill has certain degree cooling), falls to collecting in the hopper at last. However, there is some powder to remain and attach to the inside wall that the toper was fought at the vertical whereabouts in-process of the discharge gate in atomizing cavity at atomizing powder, lead to the powder iron content increase of attaching to on the inside wall that the toper was fought like this and can't be collected as qualified product for the productivity of atomizing powder process reduces, and remains the difficult clearance of powder on the inside wall that the toper was fought, will fight with the toper after the needs atomizing and dismantle to get off and clear up, make the manpower and the time cost of atomizing powder process higher.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the embodiment of the utility model provides a collect hopper and atomizing powder process equipment to the powder that atomizing powder process equipment made among the solution prior art remains and adheres to the problem that the productivity that the toper was fought the inside wall and is leaded to the atomizing powder process reduces and be difficult for the clearance.
The gas atomization powder manufacturing device of the embodiment of the utility model comprises an atomization cavity, a conical hopper communicated with a discharge hole of the atomization cavity and a collecting hopper communicated with a discharge hole of the conical hopper,
the gas atomization powder manufacturing equipment further comprises: powder cleaning device, powder cleaning device includes the air knife, the air knife set up in the atomizing chamber with in the connecting portion of toper fill, the air knife be used for with adnexed powder blows on the inside wall of toper fill so that the powder whereabouts extremely in collecting the hopper.
The utility model discloses gas atomization powder process equipment includes powder cleaning device, this powder cleaning device's air knife setting is in the connecting portion that atomizing chamber and toper were fought, can blow up so that the powder falls to collecting the hopper in through the air knife on the inside wall that the toper was fought, the powder on the inside wall that the toper was fought like this can in time be cleared up and collect, improve the productivity of atomizing powder process, and need not the work of the powder on the inside wall that extra clearance toper was fought, make the manpower and the time cost reduction of atomizing powder process.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the embodiments of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention and not to limit the embodiments of the invention.
FIG. 1 is a schematic diagram of some embodiments of the gas atomization pulverizing apparatus of the present invention;
FIG. 2 is an enlarged schematic view of some embodiments of area A of FIG. 1;
fig. 3 is a schematic structural view of some embodiments of the air knife of the gas atomization pulverizing apparatus of the present invention;
fig. 4 is an enlarged schematic view of another embodiment of area a of fig. 1.
Description of reference numerals:
100-gas atomization powder making equipment; 200-powder;
1-an atomizing chamber; 2-a conical hopper;
3-collecting hopper; 4-a powder cleaning device;
41-air knife; 411-air knife pipe;
4111-a first housing portion; 4112-a second housing portion;
412-an air outlet; 413-an air inlet;
42-an air inlet pipe; 43-a gas flow controller;
44-a regulating valve; 45-main gas line;
5-a connecting part; 6-a flow guide pipe.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Furthermore, it should be noted that the terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature. In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, a schematic structural diagram of an aerosolization powder manufacturing apparatus according to some embodiments of the present invention is shown. The embodiment of the utility model provides a pair of gas atomization powder process equipment 100, including atomizing chamber 1, the toper that is linked together with atomizing chamber 1's discharge gate 11 fight 2 and the collection hopper 3 that is linked together with the discharge gate 21 that the toper was fought 2, this gas atomization powder process equipment 100 still includes: the powder cleaning device 4 comprises an air knife 41, the air knife 41 is arranged in a connecting part 5 of the atomizing cavity 1 and the conical hopper 2, and the air knife 41 is used for blowing up the powder 200 attached to the inner side wall of the conical hopper 2 so as to enable the powder 200 to fall into the collecting hopper 3.
The structure of the gas atomization powder making device 100 mentioned in the above embodiments is briefly described below to better understand the technical content disclosed in the present embodiment.
In this embodiment, the air knife 41 is disposed in the connecting portion 5 between the atomizing chamber 1 and the conical hopper 2, the connecting portion 5 is an area indicated by a dotted line in fig. 1, and the connecting portion 5 includes a discharge hole of the atomizing chamber 1 and a feed hole of the conical hopper 2. Atomizing chamber 1 is cylindrical, and the powder 200 that the atomizing obtained falls into the toper fill 2 under atomizing chamber 1's discharge gate in, and the powder that falls into in the toper fill 2 on the different positions of the different degree attached to the inside wall of toper fill 2, sets up air knife 41 and can follow the feed inlet that the toper was fought 2 in this connecting portion 5 and clean powder 200 to the discharge gate that the toper was fought 2 for the scope of cleaning is bigger. It should be noted that the wind knife 41 in this embodiment may also be disposed at other positions in the tapered bucket 2, for example: the air knife 41 is disposed in the middle of the inner sidewall of the tapered bucket 2, and the cleaning of the powder 200 attached to the inner sidewall of the tapered bucket 2 is not limited to this.
In addition, the number of the wind knives 41 in the present embodiment may be one or more, and when there are a plurality of wind knives 41, the plurality of wind knives 41 may be disposed at different positions on the inner side wall of the tapered bucket 2, for example: the number of the air knives 41 is two, one air knife 41 is disposed at the feed inlet of the tapered bucket 2, and the other air knife 41 is disposed in the middle of the inner side wall of the tapered bucket 2, so as to improve the powder cleaning efficiency. In the present embodiment, the specific structure of the air knife 41 is not particularly limited, and the air knife may be any air knife as long as it can clean the powder attached to the inner wall of the tapered bucket 2.
Therefore, the utility model discloses gas atomization powder process equipment 100 includes powder cleaning device 4, this powder cleaning device 4's air knife 41 sets up in atomizing chamber 1 and toper fill connecting portion 5 of 2, can blow up adhered to powder 200 on the inside wall of toper fill 2 through air knife 41 so that powder 200 falls to collecting hopper 3 in, the powder 200 on the inside wall of toper fill 2 attached to like this can in time be cleared up and collect, improve the productivity of atomizing powder process, and need not the work of powder 200 on the inside wall of extra clearance toper fill 2, make the manpower and the time cost reduction of atomizing powder process.
In some embodiments, as shown in fig. 2 and 3, the air knife 41 includes a knife tube 411, and the knife tube 411 is an annular pipe and is disposed on the inner side wall of the connecting portion 5.
In this embodiment, the air knife pipe 411 of the air knife 41 is annular and is disposed on the inner side wall of the connecting portion, so that the air knife pipe 411 can be disposed around the connecting portion to clean the inner side wall of the whole tapered bucket 2, and the air knife pipe 411 is annular and is consistent with the cross-sectional shape of the tapered bucket 2, so that the installation is easier. Of course, the air knife tube 411 in this embodiment may also have other shapes, such as: the powder 200 on the inner side wall of the whole conical hopper 2 can be cleaned by arranging a plurality of arc-shaped air knife pipes 411, which are not illustrated here.
Alternatively, as shown in fig. 2, in order to reduce the adhesion of the powder to the air knife pipe 411 during the falling process, the cross section of the air knife pipe 411 in this embodiment is a diamond shape. Of course, the cross section of the air knife tube 411 in this embodiment may also be circular (as shown in fig. 3), rectangular, and other shapes, which are not illustrated herein.
Optionally, the material of the air knife pipe 411 in this embodiment is stainless steel or copper, so as to prevent the powder 200 from contacting the air knife pipe 411 and contaminating the powder 200. Of course, the air knife tube 411 in this embodiment may also be made of other materials, which are not illustrated herein.
Alternatively, in order to achieve a better powder cleaning effect, the range of the sectional area of the air knife pipe 411 in the embodiment is 100mm2-300mm2. For example: the sectional area of the air knife pipe 411 may be 100mm2、150mm2、200mm2、250mm2、300mm2And the sectional area of the air knife tube 411 in this embodiment may be other values, which are not illustrated herein.
In some embodiments, as shown in fig. 3, at least one air outlet 412 is disposed on the air knife pipe 411, and the air outlet 412 is a slit extending along the length direction of the air knife pipe 411 and communicating with the inside of the air knife pipe 411.
In this embodiment, one or more slit air outlets 412 are formed in the air knife pipe 411, so that the air in the air knife pipe 411 can be blown out in a waterfall shape, thereby achieving a better powder cleaning effect. It should be noted that, in this embodiment, a plurality of air outlets 412 may be disposed on the air knife pipe 411, for example, the air knife pipe 411 includes two slit type air outlets 412, the two air outlets 412 are disposed at intervals, after the air outlet 412 near the inner side wall of the tapered bucket 2 blows up the attached powder 200, the floated powder 200 is blown away through the air outlet 412 far from the inner side wall of the tapered bucket 2 after the powder 200 floats up, so as to ensure that the powder 200 can no longer be attached to other positions of the inner side wall of the tapered bucket 2, and ensure that the powder cleaning is effective. In this embodiment, the specific positions and the number of the air outlets 412 on the air knife pipe 411 may be determined according to actual needs, and are not specifically limited herein.
Optionally, in this embodiment, an included angle between the air outlet direction of the air outlet 412 and the inner side wall of the tapered bucket 2 is in a range of 0 ° to 10 °. In this embodiment, the air outlet 412 of the air knife 41 may be disposed at a position close to the inner sidewall of the tapered bucket 2, and an included angle between the air outlet direction (X direction in fig. 1 and 2) and the inner sidewall of the tapered bucket 2 is set between 0 ° and 10 °, so as to blow up the powder 200 on the inner sidewall of the tapered bucket 2 to the greatest extent, and achieve a better cleaning effect. Of course, the included angle between the air outlet direction of the air outlet 412 and the inner sidewall of the tapered bucket 2 in this embodiment may be other values, as long as the powder 200 on the inner sidewall of the tapered bucket 2 can be cleaned, which is not specifically limited herein.
Preferably, in this embodiment, an included angle between the air outlet direction of the air outlet 412 and the inner side wall of the tapered bucket 2 is 0 °, that is, is parallel to the inner side wall of the tapered bucket 2.
Optionally, the width of the air outlet 412 in this embodiment is 1mm to 3 mm. For example, the width of the outlet 412 may be: 1mm, 2mm, 3mm etc. and it is no longer repeated here one by one, and the width value of above-mentioned interval can be under the prerequisite that minimizes air knife pipe 411 diameter, guarantees the effect of cleaning of preferred to clean adnexed powder 200 on the inside wall of toper fill 2. Preferably, the width of the air outlet 412 is 2mm in this embodiment.
In some embodiments, as shown in fig. 2, the air duct 411 includes a first housing portion 4111 and a second housing portion 4112, the first housing portion 4111 is a connecting portion 5, one end of the second housing portion 4112 is welded to the connecting portion 5, and the other end of the second housing portion 4112 is spaced apart from an inner sidewall of the connecting portion 5 to form an air outlet 412. Wind sword pipe 411 comprises first casing portion 4111 and second casing portion 4112 that can dismantle in this embodiment, makes things convenient for wind sword pipe 411 to install in connecting portion 5 to regard the lateral wall of connecting portion as first casing portion 4111, only need with second casing portion 4112 weld to the inside wall of connecting portion 5 can, another tip through second casing portion 4112 and the inside wall interval certain distance of connecting portion 5 form air outlet 412 naturally, design benefit, and the cost of manufacture has been reduced.
In some embodiments, the powder cleaning apparatus 4 further comprises at least one air feeding pipe 42 (shown in fig. 1 and 4), and the air knife pipe 411 is provided with at least one air inlet 413 (shown in fig. 3), and each air feeding pipe 42 is communicated with the corresponding air inlet 413. In this embodiment, the air supply pipe 42 supplies air to the air inlet 413 of the air knife pipe 411, the number of the air supply pipe 42 and the number of the air inlets 413 are the same, and the air inlets 413 are uniformly arranged by arranging the air inlets 413, so that the air in the air knife pipe 411 is uniformly distributed, and thus, the air blown out from the air knife 41 can be uniformly blown on the inner side wall of the whole conical hopper 2. The gas in the gas feed pipe 42 is an inert gas, such as argon or nitrogen, to avoid chemical reaction with the powder 200.
In some embodiments, as shown in fig. 2, at least one through hole 51 is provided on the sidewall of the connection portion 5, and each air feeding pipe 42 is communicated with the air inlet 413 through the corresponding through hole 51. Alternatively, the diameter of the through hole 51 in this embodiment ranges from 8mm to 20mm, for example, the diameter of the through hole 51 may be 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, and the like. Preferably, the diameter of the through hole 51 in this embodiment is 8 mm.
In some embodiments, as shown in fig. 1, the powder cleaning apparatus 4 further includes a gas flow controller 43 and a regulating valve 44 connected to the gas flow controller 43, the regulating valve 44 is disposed on a main gas duct 45 connected to the at least one gas feed pipe 42, and the gas flow controller 43 is configured to send a control signal to the regulating valve 44 to regulate the opening degree of the regulating valve 44 to perform adjustment of the gas flow rate in the main gas duct 45. The powder cleaning device 4 of the present embodiment controls the opening degree of the regulating valve 44 through the gas flow controller 43 to regulate the intake air amount of the intake pipe 42, so as to realize gas flow adjustment, and further, different gas flow rates can be used for cleaning different viscosities of different types of powder, for example: when the powder has high viscosity, the opening degree of the regulating valve 44 is increased, and the air inflow of the air inlet pipe 42 is increased, so that the powder cleaning device 4 can clean the powder 200 on the inner side wall of the conical hopper 2 no matter which type of powder is produced.
Optionally, the regulator valve 44 in this embodiment is a pneumatic valve.
Optionally, the gas flow controller 43 is a flow meter in this embodiment.
The utility model discloses atomizing powder process equipment 100 is still including smelting the chamber, and it contains to smelt crucible, tundish and honeycomb duct 6 (as shown in fig. 1) to smelt the chamber, and during the atomizing, the molten liquid that smelts in the crucible pours the tundish through pouring the mouth, then flows into atomizing chamber 1 through honeycomb duct 6 of being connected with the tundish bottom and carries out the gas atomization. During gas atomization, the nitrogen in the gas atomization cavity is opened for atomization after the flow velocity of the liquid in the draft tube 6 is stable, the atomized powder 200 falls under the action of gravity until falling on the conical hopper 2 and then slides downwards into the collection hopper 3, however, since some alloy powder remains on the inner wall of the tapered hopper 2, in the present embodiment, by providing the powder cleaning device 4, after the high-pressure nitrogen gas is introduced into the air knife 41 included in the powder cleaning device 4, blowing off the powder 200 falling on the inner side wall of the tapered hopper 2 causes the powder 200 just falling on the inner side wall of the tapered hopper 2 to be immediately blown into the collection hopper 3, so that the inner side wall of the conical hopper 2 can not or rarely have the powder 200 remained, thereby greatly improving the yield, reducing the cost, and need not all to open atomizing chamber 1 after every time the atomizing is ended and clear up the powder that remains on the inside wall of toper 2, save time and human cost.
Although the embodiments of the present invention have been described above, the description is only for the convenience of understanding the present invention, and the present invention is not limited thereto. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a gas atomization powder process equipment, including atomizing chamber (1), with toper fill (2) that the discharge gate in atomizing chamber (1) is linked together and with collection hopper (3) that the discharge gate of toper fill (2) is linked together, its characterized in that, gas atomization powder process equipment (100) still includes: powder cleaning device (4), powder cleaning device (4) include air knife (41), air knife (41) set up in atomizing chamber (1) with in connecting portion (5) of toper fill (2), air knife (41) are used for with adnexed powder (200) blow up on the inside wall of toper fill (2) so that powder (200) fall extremely in collecting hopper (3).
2. The atomized gas pulverizing apparatus as claimed in claim 1, wherein the air knife (41) comprises a air knife pipe (411), and the air knife pipe (411) is an annular pipe and is disposed on the inner side wall of the connecting portion (5).
3. The gas atomization pulverizing apparatus of claim 2, wherein the cross-section of the air knife pipe (411) is diamond-shaped.
4. The gas atomization powder manufacturing device of claim 2, wherein the air knife pipe (411) is provided with at least one air outlet (412), and the air outlet (412) is a gap extending along the length direction of the air knife pipe (411) and communicated with the inside of the air knife pipe (411).
5. The atomized powder manufacturing apparatus as claimed in claim 4, wherein the angle between the air outlet direction of the air outlet (412) and the inner sidewall of the conical hopper (2) is in the range of 0 ° to 10 °.
6. The gas atomization milling apparatus as recited in claim 4, wherein the width of the air outlet (412) is 1mm-3 mm.
7. The atomized gas manufacturing apparatus of claim 4, wherein the duct (411) comprises a first housing portion (4111) and a second housing portion (4112), the first housing portion (4111) is the connecting portion (5), one end of the second housing portion (4112) is welded to the connecting portion (5), and the other end of the second housing portion (4112) is spaced apart from an inner sidewall of the connecting portion (5) to form the air outlet (412).
8. The gas atomization pulverizing apparatus as claimed in claim 2, wherein the powder cleaning device (4) further comprises at least one air feeding pipe (42), at least one air inlet (413) is provided on the air knife pipe (411), and each air feeding pipe (42) is communicated with the corresponding air inlet (413).
9. The gas atomization milling apparatus as set forth in claim 8, characterized in that the sidewall of the connecting portion (5) is provided with at least one through hole (51), and each of the air feeding pipes (42) is communicated with the air inlet (413) through the corresponding through hole (51).
10. The gas atomization powder manufacturing apparatus according to claim 8, wherein the powder cleaning device (4) further comprises a gas flow controller (43) and a regulating valve (44) connected to the gas flow controller (43), the regulating valve (44) is disposed on a main gas duct (45) connected to the at least one gas supply pipe (42), and the gas flow controller (43) is configured to send a control signal to the regulating valve (44) to adjust an opening degree of the regulating valve (44) to adjust a gas flow rate in the main gas duct (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920621885.5U CN210231529U (en) | 2019-04-30 | 2019-04-30 | Gas atomization powder making equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920621885.5U CN210231529U (en) | 2019-04-30 | 2019-04-30 | Gas atomization powder making equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210231529U true CN210231529U (en) | 2020-04-03 |
Family
ID=69969762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920621885.5U Active CN210231529U (en) | 2019-04-30 | 2019-04-30 | Gas atomization powder making equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210231529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427010A (en) * | 2021-06-01 | 2021-09-24 | 江苏威拉里新材料科技有限公司 | Combined device for preparing spherical metal powder by using gas atomization method |
-
2019
- 2019-04-30 CN CN201920621885.5U patent/CN210231529U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427010A (en) * | 2021-06-01 | 2021-09-24 | 江苏威拉里新材料科技有限公司 | Combined device for preparing spherical metal powder by using gas atomization method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210231529U (en) | Gas atomization powder making equipment | |
| CN209288280U (en) | A kind of plasma powder by atomization equipment suitable for refractory metal | |
| CN107427927A (en) | Nozzle and tundish device for the granulation of melted material | |
| CN107052354B (en) | A kind of device and method preparing high sphericity 3D printing refractory metal powder | |
| CN104858439A (en) | Spiral flow type titanium and titanium alloy melt superfine atomizing nozzle | |
| CN205732986U (en) | Atomized metal pow der produces equipment | |
| CN205763872U (en) | Metal vacuum aerosolizing device slower conical tube | |
| CN208195657U (en) | Production of aluminum powder atomized fractionation cooling device | |
| CN215468097U (en) | Injection molding apparatus | |
| CN202158756U (en) | Suspension smelting furnace and concentrate burner | |
| CN215445507U (en) | Six ally oneself with distributors with preliminary treatment mechanism | |
| CN102327831A (en) | Gas-mist spray pipe for cooling plate belt material | |
| CN108817410A (en) | A kind of gas atomization pulverization device being used to prepare submicron particle | |
| CN208945166U (en) | Vacuum gas-atomized powder equipment self-balancing tonifying Qi pipeline | |
| CN210420135U (en) | Target manufacturing device | |
| CN209851266U (en) | Uniform-speed discharging mixed material bin for pneumatic wet spraying machine | |
| CN1486806A (en) | Atomizing formation apparatus for producing spherical casting WC powder | |
| CN208178425U (en) | A kind of device preparing 3D printing metal powder | |
| CN202224283U (en) | Gas-mist spray pipe for cooling strips | |
| CN207237425U (en) | A kind of novel starch breast filter | |
| CN213104495U (en) | Atomizing barrel for powder preparation by water atomization method | |
| CN111719034A (en) | Air blowing opening structure suitable for converter bottom | |
| CN210823921U (en) | Novel feeding device of V-shaped powder concentrator | |
| CN209241434U (en) | A kind of discharging device for zinc powder | |
| CN214599755U (en) | Inner wall arc plate structure of ash bucket of electric dust collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211215 Address after: No.31 Yanqi street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee after: Dongjun new energy Co.,Ltd. Address before: No.38, Paradise Street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee before: Lingfan new energy technology (Beijing) Co.,Ltd. |
|
| TR01 | Transfer of patent right |