CN111940252A - Retrieve powder device under based on vacuum environment - Google Patents
Retrieve powder device under based on vacuum environment Download PDFInfo
- Publication number
- CN111940252A CN111940252A CN202010751469.4A CN202010751469A CN111940252A CN 111940252 A CN111940252 A CN 111940252A CN 202010751469 A CN202010751469 A CN 202010751469A CN 111940252 A CN111940252 A CN 111940252A
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- Prior art keywords
- powder
- vacuum
- collecting tank
- vacuum environment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C19/00—Apparatus specially adapted for applying particulate materials to surfaces
- B05C19/06—Storage, supply or control of the application of particulate material; Recovery of excess particulate material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
- B05B14/48—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths specially adapted for particulate material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a powder recovery device based on a vacuum environment, which comprises a powder collecting tank, wherein gas can pass through the powder collecting tank, but powder cannot pass through the powder collecting tank, a gas inlet of the powder collecting tank is communicated with a vacuum cavity, and a gas outlet of the powder collecting tank is communicated with a vacuumizing device: starting a vacuumizing device to form a vacuum environment in the vacuum cavity, performing powder spraying on the chip in the vacuum cavity, and sucking redundant powder in the vacuum cavity into a powder collecting tank to realize collection due to pressure difference; the device for recovering the powder based on the vacuum environment has simple structure, and can realize filtration and recovery of the powder, particularly the nano-scale powder such as fluorescent powder and the like while keeping the vacuum environment; the vulcanizing filter plate is arranged in the powder collecting tank, so that the nano-scale powder can be effectively filtered and recovered; this retrieve powder device need not other external force, and the pressure differential that forms when only needing the vacuum pump evacuation just can bring the powder into in the powder collecting tank, improves work efficiency, the energy can be saved.
Description
Technical Field
The invention relates to the field of vacuum machinery, in particular to a powder recycling device based on a vacuum environment.
Background
After the nano-scale powder is sprayed on the chip in a vacuum environment, based on the requirements of cost and normal operation of equipment, redundant powder needs to be recovered, if the powder is not recovered in time, the vacuum pump can suck the excessive powder into the pump when vacuumizing again, and the structure of the pump is damaged.
In a vacuum environment, when the excessive nano-powder is recovered, a nano-powder recovery device is generally inserted between a vacuum pump and a vacuum cavity. For example, patent CN201320561879.8 discloses that the cyclone separator recoverer and the pulse back-blowing filter are used to recycle the excess powder spraying energy, thereby solving the problem of air pollution caused by unadsorbed powder. However, the designed device of the patent has a complex structure and high cost, cannot filter nano-scale powder well, cannot continuously ensure a vacuum environment while recovering the powder, and seriously affects the working efficiency of equipment.
Therefore, the prior art still needs to be improved and developed.
Disclosure of Invention
The invention aims to provide a device for recovering powder based on a vacuum environment, and aims to solve the problems that the existing nanoscale powder recovery device is complex in structure, high in cost, incapable of filtering nanoscale powder well, incapable of continuously ensuring the vacuum environment while recovering powder and seriously influencing the working efficiency of equipment.
The technical scheme of the invention is as follows: the utility model provides a retrieve powder device under vacuum environment, wherein, includes the powder collecting tank that can pass gas but the powder can not pass through, the gas inlet of powder collecting tank communicates with the vacuum chamber, and the gas outlet of powder collecting tank communicates with evacuating device: the vacuumizing device is started to form a vacuum environment in the vacuum cavity, powder spraying is carried out on the chip in the vacuum cavity, and redundant powder in the vacuum cavity is sucked into the powder collecting tank due to pressure difference to be collected.
This retrieve powder device based on under vacuum environment's structure is simple and easy, can filter the recovery to the powder when keeping vacuum environment, is particularly useful for the filtration recovery of nanometer powder such as phosphor powder.
The device for recovering powder under the vacuum environment is characterized in that a powder filtering layer which can pass gas but can not pass powder is arranged in the powder collecting tank.
Retrieve powder device under based on vacuum environment, wherein, the powder filter layer sets up the multilayer, multilayer powder filter layer sets gradually in the powder collection tank from top to bottom.
Specifically, the number of the powder filter layers may be set according to the actual application environment.
The powder recovery device based on the vacuum environment is characterized in that the powder filtering layer is provided with a layer.
In the technical scheme, on the premise of meeting the filtering requirement, the powder filtering layers are arranged as few as possible, so that the cost of equipment can be reduced.
Based on retrieve powder device under the vacuum environment, wherein, the powder filter layer adopts the vulcanization filter board, is provided with the vulcanization filter core in the vulcanization filter board.
In this technical scheme, adopt and vulcanize the filter, it is little to vulcanize the aperture of filtering the filter core, and the nano-powder can't be through vulcanizing the filter, can realize retrieving the effective filtration of powder.
Retrieve powder device under based on vacuum environment, wherein, still include first pipeline, first pipeline one end intercommunication vacuum cavity, the first pipeline other end communicates with the gas inlet of powder collecting tank.
Retrieve powder device under based on vacuum environment, wherein, still include the second pipeline, second pipeline one end intercommunication powder collection tank's gas outlet, the second pipeline other end and evacuating device intercommunication.
The powder recovery device based on the vacuum environment is characterized in that a vacuum pump is adopted as the vacuumizing device.
The powder recovery device based on the vacuum environment is characterized in that a base used for bearing a material to be sprayed and a spray head used for spraying powder on the material to be sprayed are arranged in the vacuum cavity.
The powder recovery device based on the vacuum environment is characterized in that the spray head is made of an insulating material.
In the technical scheme, the spray head is made of insulating materials, so that the situation that powder is adsorbed on the spray head to influence the normal spraying is avoided.
The invention has the beneficial effects that: the device for recovering the powder based on the vacuum environment can realize filtration and recovery of the powder, particularly the nano-scale powder such as fluorescent powder and the like while keeping the vacuum environment; the powder recovery device has simple structure and low equipment cost; this retrieve powder device need not other external force, and the pressure differential that forms when only needing the vacuum pump evacuation just can bring the powder into in the powder collecting tank, improves work efficiency, the energy can be saved.
Drawings
FIG. 1 is a schematic structural diagram of a device for recovering powder based on vacuum environment in the present invention.
FIG. 2 is a view showing the internal structure of the powder collecting tank of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.
As shown in fig. 1, a device for recovering powder based on a vacuum environment comprises a powder collection tank 3 which can pass gas but cannot pass powder, wherein a gas inlet of the powder collection tank 3 is communicated with a vacuum chamber 1, and a gas outlet of the powder collection tank 3 is communicated with a vacuum extractor: the vacuumizing device is started to form a vacuum environment in the vacuum cavity 1, powder spraying is carried out on the chip in the vacuum cavity 1, and redundant powder in the vacuum cavity 1 is sucked into the powder collecting tank 3 to be collected due to pressure difference.
In certain embodiments, as shown in FIG. 2, a powder filtration layer 5 for filtering and collecting powder is provided in the powder collection tank 3.
In some embodiments, the powder filter layer 5 is a vulcanized filter plate in which a vulcanized filter element is disposed.
In some embodiments, the device for recovering powder based on vacuum environment further comprises a first pipe 2, one end of the first pipe 2 is communicated with the vacuum cavity 1, and the other end of the first pipe 2 is communicated with the gas inlet of the powder collecting tank 3.
In some embodiments, the device for recovering powder under a vacuum-based environment further comprises a second pipeline 4, one end of the second pipeline 4 is communicated with the gas outlet of the powder collecting tank 3, and the other end of the second pipeline 4 is communicated with the vacuum-pumping device.
In some embodiments, the evacuation device employs a vacuum pump.
In some embodiments, a base (not shown) for carrying the material to be sprayed and a nozzle (not shown) for spraying the powder on the material to be sprayed are disposed in the vacuum chamber, and the base is driven by an external force to drive the material to be sprayed to rotate around a central axis thereof, so that the material to be sprayed is sprayed in multiple directions.
In some embodiments, the showerhead is made of an insulating material.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Reference numerals:
a vacuum chamber 1; a first duct 2; a powder collection tank 3; a second duct 4; a powder filter layer 5.
Claims (10)
1. The device for recovering the powder based on the vacuum environment is characterized by comprising a powder collecting tank (3) which can pass through gas but cannot pass through the powder, wherein a gas inlet of the powder collecting tank (3) is communicated with a vacuum cavity (1), and a gas outlet of the powder collecting tank (3) is communicated with a vacuumizing device: the vacuumizing device is started to form a vacuum environment in the vacuum cavity (1), powder spraying is carried out on the chip in the vacuum cavity (1), and redundant powder in the vacuum cavity (1) is sucked into the powder collecting tank (3) due to pressure difference to realize collection.
2. The device for recycling powder based on vacuum environment according to claim 1, characterized in that a powder filter layer (5) which can pass gas but can not pass powder is arranged in the powder collecting tank (3).
3. The device for recycling powder based on vacuum environment according to claim 2, wherein the powder filtering layers (5) are arranged in multiple layers, and the multiple layers of powder filtering layers (5) are arranged in the powder collecting tank (3) from top to bottom in sequence.
4. The device for recycling powder under vacuum-based environment according to claim 2, characterized in that the powder filter layer (5) is provided with a layer.
5. The device for recovering powder under vacuum-based environment according to any one of claims 2 to 4, wherein the powder filtering layer (5) is a vulcanized filtering plate, and a vulcanized filtering filter element is arranged in the vulcanized filtering plate.
6. The device for recovering the powder under the vacuum-based environment according to claim 1, further comprising a first pipe (2), wherein one end of the first pipe (2) is communicated with the vacuum chamber (1), and the other end of the first pipe (2) is communicated with a gas inlet of the powder collecting tank (3).
7. The device for recovering the powder under the vacuum-based environment according to claim 1, further comprising a second pipeline (4), wherein one end of the second pipeline (4) is communicated with the gas outlet of the powder collecting tank (3), and the other end of the second pipeline (4) is communicated with a vacuum-pumping device.
8. The device for recycling powder under vacuum environment according to claim 1, wherein the vacuum pumping device is a vacuum pump.
9. The device for recycling powder based on vacuum environment according to claim 1, wherein a base for bearing the material to be sprayed and a nozzle for spraying the powder on the material to be sprayed are arranged in the vacuum chamber (1).
10. The apparatus for recycling powder under vacuum environment according to claim 9, wherein the nozzle is made of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010751469.4A CN111940252B (en) | 2020-07-30 | 2020-07-30 | Retrieve powder device under based on vacuum environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010751469.4A CN111940252B (en) | 2020-07-30 | 2020-07-30 | Retrieve powder device under based on vacuum environment |
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| Publication Number | Publication Date |
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| CN111940252A true CN111940252A (en) | 2020-11-17 |
| CN111940252B CN111940252B (en) | 2022-03-08 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1557569A (en) * | 2004-01-18 | 2004-12-29 | 新兴铸管股份有限公司 | Plastic-blasting process for cast iron pipe inner surface |
| CN206444576U (en) * | 2017-01-23 | 2017-08-29 | 吉安天卓选矿药剂有限公司 | A kind of energy-conserving and environment-protective vacuum plant for preparing collecting agent |
| CN206724581U (en) * | 2016-12-14 | 2017-12-08 | 河南华瑞高新材料有限公司 | A kind of powder material vacuum bakeout device |
| CN108405282A (en) * | 2018-04-13 | 2018-08-17 | 安徽协诚实业股份有限公司 | A kind of spraying process of ultrafine powder paint |
| CN209431443U (en) * | 2018-10-11 | 2019-09-24 | 开封市金盛热力有限公司 | A kind of coal-burning boiler waste-heat recovery device |
-
2020
- 2020-07-30 CN CN202010751469.4A patent/CN111940252B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1557569A (en) * | 2004-01-18 | 2004-12-29 | 新兴铸管股份有限公司 | Plastic-blasting process for cast iron pipe inner surface |
| CN206724581U (en) * | 2016-12-14 | 2017-12-08 | 河南华瑞高新材料有限公司 | A kind of powder material vacuum bakeout device |
| CN206444576U (en) * | 2017-01-23 | 2017-08-29 | 吉安天卓选矿药剂有限公司 | A kind of energy-conserving and environment-protective vacuum plant for preparing collecting agent |
| CN108405282A (en) * | 2018-04-13 | 2018-08-17 | 安徽协诚实业股份有限公司 | A kind of spraying process of ultrafine powder paint |
| CN209431443U (en) * | 2018-10-11 | 2019-09-24 | 开封市金盛热力有限公司 | A kind of coal-burning boiler waste-heat recovery device |
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| CN111940252B (en) | 2022-03-08 |
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