CN113324884A - Ultrasonic airflow screen - Google Patents
Ultrasonic airflow screen Download PDFInfo
- Publication number
- CN113324884A CN113324884A CN202110627075.2A CN202110627075A CN113324884A CN 113324884 A CN113324884 A CN 113324884A CN 202110627075 A CN202110627075 A CN 202110627075A CN 113324884 A CN113324884 A CN 113324884A
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- machine body
- ultrasonic
- blowing
- separator
- screen
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- 238000007664 blowing Methods 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000011084 recovery Methods 0.000 claims abstract description 6
- 238000012216 screening Methods 0.000 abstract description 10
- 238000005054 agglomeration Methods 0.000 abstract 1
- 230000002776 aggregation Effects 0.000 abstract 1
- 238000007599 discharging Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0272—Investigating particle size or size distribution with screening; with classification by filtering
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an ultrasonic airflow sieve which comprises a machine body, a blanking disc, a screen, an ultrasonic mechanism, a negative pressure mechanism and a material recovery mechanism, wherein the upper end of the machine body is open, a cavity is formed in the upper end of the machine body, the blanking disc is arranged at the upper end of the machine body, the blanking disc is provided with a blanking port and an air blowing mechanism, the screen is arranged at the upper end of the blanking disc, the top of the screen is also provided with a cover, the ultrasonic mechanism comprises an ultrasonic generator and an ultrasonic conduction ring which is connected with one end of the ultrasonic generator and arranged on the screen, the negative pressure mechanism comprises a vacuum fan which is arranged in the cavity of the machine body, the material recovery mechanism comprises a separator which is arranged outside the machine body, one end of the vacuum fan is connected to the upper end of the separator through a pipeline, the other end of the vacuum fan is connected to an air outlet on the side wall of the machine body, one side of the separator is connected to the blanking port through a pipeline, and the bottom of the separator is provided with a discharge port. According to the invention, materials are screened by ultrasonic waves, and the combination of blowing up by the blowing blades and negative pressure blanking can effectively avoid material agglomeration and realize rapid screening.
Description
Technical Field
The invention belongs to a screening instrument, and particularly relates to an ultrasonic airflow screen.
Background
The airflow screening instrument is mainly used for screening materials so as to analyze the particle size of the materials. Because some materials are easy to agglomerate due to factors such as static electricity, how to effectively and rapidly and accurately screen the materials is a technical problem mainly sought to be solved at present. In addition, the existing airflow screening instrument is provided with an independent industrial dust collector, has large volume and cannot be integrated with the screening instrument body.
Disclosure of Invention
The invention aims to provide an ultrasonic airflow sieve which adopts ultrasonic and vacuum-pumping technologies and can sieve materials quickly and accurately.
In order to solve the technical problems, the invention adopts the following technical scheme:
an ultrasonic airflow sieve comprises a machine body, a blanking disc, a screen, an ultrasonic mechanism, a negative pressure mechanism and a material recovery mechanism, wherein the upper end of the machine body is open, and a cavity is formed in the machine body; the blowing mechanism comprises a hollow shaft, a blowing blade and a blowing groove, wherein the bottom of the hollow shaft is communicated with the cavity and is connected with the blanking disc through a bearing, the blowing blade is arranged on the upper surface of the blanking disc, one end of the blowing blade is connected to the top of the hollow shaft, and the blowing groove is communicated with the hollow shaft and has an inclination angle.
The blowing blades are arranged along the radius direction of the blanking disc, and the blowing grooves are formed along the length direction of the blowing blades.
The negative pressure mechanism further comprises a pipeline filter, and the pipeline filter is arranged outside the machine body and connected to a pipeline between the vacuum fan and the separator.
And a material receiving bottle is arranged at the bottom of the discharge hole.
The separator is a conical cyclone separator.
The ultrasonic airflow screen has the following advantages that:
1. the materials are screened by ultrasonic waves, negative pressure blanking is combined, and the materials can be screened rapidly and effectively.
2. Through the vacuum pumping of negative pressure mechanism, make the gas in the cavity upwards blow off from the mechanism of blowing, blow the material on the screen cloth and float, can effectively avoid the material to reunite, be favorable to the quick accurate screening of material.
3. The blowing blade adopts an inclined blowing groove, and when air flow passes through the blowing groove, a component force for driving the blade to rotate is generated, so that the blowing blade can be driven to rotate, the blowing is free of dead angles, and the screening effect can be better due to blowing and stirring air flow.
4. The negative pressure mechanism is arranged in the machine body and integrated with the screening instrument machine body into a whole structure.
Drawings
The invention is described in detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural view of an ultrasonic air flow screen of the present invention;
FIG. 2 is a schematic structural view of an ultrasonic mechanism of the present invention;
FIG. 3 is a schematic view of the interior of the chamber of the present invention;
FIG. 4 is a cross-sectional view of the air blowing mechanism of the present invention.
Detailed Description
The ultrasonic airflow sieve is shown in figures 1-2 and mainly comprises a machine body 1, a blanking disc 2, a screen 3, an ultrasonic mechanism, a negative pressure mechanism and a material recovery mechanism, wherein the upper end of the machine body 1 is open, a cavity is formed in the machine body, the front surface of the machine body 1 is also provided with a control panel 4, the back surface of the machine body is also provided with an electrified socket and a power switch 5, the blanking disc 2 is arranged on the upper end opening of the machine body 1, the blanking disc 2 is provided with a blanking port 12 and an air blowing mechanism, the screen 3 is arranged at the upper end of the blanking disc 2 and comprises a frame matched with the blanking disc 2 and a filter screen arranged on the frame, the filter screen can adopt 200-mesh specifications and the like according to screening requirements, the top of the screen 3 is also provided with a cover 6, and the material in the blanking disc 2 can be sealed in the cover 6 after the cover is covered; the ultrasonic mechanism comprises an ultrasonic generator 7 and an ultrasonic conduction ring 8 which is connected with one end of the ultrasonic generator 7 and is clamped on the frame of the screen 3 through a bolt, ultrasonic waves are generated by the ultrasonic generator 7 and drive the screen 3 to carry out ultrasonic vibration, and materials on the screen 3 can be rapidly screened; referring to fig. 3, the negative pressure mechanism includes a vacuum fan 9 disposed in the cavity of the machine body 1, the material recycling mechanism includes a separator 10 disposed outside the machine body 1, one end of the vacuum fan 9 is connected to the upper end of the separator 10 through a pipeline, the other end of the vacuum fan is connected to an air outlet 11 disposed on the side wall of the machine body 1, the separator 10 can be a conical cyclone separator, one side of the separator is connected to a feeding port 12 through a pipeline, a discharging port is disposed at the bottom of the separator 10, and a receiving bottle 13 is disposed at the discharging port for collecting materials. When vacuum fan 9 starts, carry out the negative pressure through feed opening 12 to the material that falls to in the unloading dish 2 after ultrasonic vibration sieves and absorb, the material gets into separator 10 after the separation of deceleration, gets into the material receiving bottle 13 of below, and gas is then discharged from air outlet 11 through vacuum fan 9 through the pipeline.
As shown in fig. 4, the blowing mechanism includes a hollow shaft 14 whose bottom is communicated with the cavity and is connected with the center of the blanking tray 2 through a bearing 15, and a blowing blade 16 which is arranged on the upper surface of the blanking tray 2 along the radius direction of the blanking tray 2 and one end of which is connected with the top of the hollow shaft 14, wherein a blowing groove 17 which is communicated with the hollow shaft 14 and has an inclination angle is arranged in the blowing blade 16 along the length direction thereof, when the vacuum fan 9 is vacuumized, the gas in the cavity is pumped out through the hollow shaft 14 and the blowing blade 16 and is blown out upwards from the blowing groove 17, so that the blowing groove 17 with the inclination angle not only can push the blowing blade 16 to rotate around the hollow shaft 14, but also can blow the material on the screen 3 upwards, so that the material is not easy to agglomerate.
In addition, the negative pressure mechanism further comprises a pipeline filter 18, the pipeline filter 18 is arranged outside the machine body 1 and connected to a pipeline between the vacuum fan 9 and the separator 10, dust filtration is carried out on sucked gas, and the pipeline filter 18 can adopt a filter element replaceable structure, so that the filter element can be replaced regularly.
However, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present invention, and that changes and modifications to the above described embodiments are intended to fall within the scope of the appended claims, provided they fall within the true spirit of the present invention.
Claims (5)
1. An ultrasonic air flow sieve which is characterized in that: the device comprises a machine body, a blanking disc, a screen, an ultrasonic mechanism, a negative pressure mechanism and a material recovery mechanism, wherein the upper end of the machine body is open, a cavity is formed in the machine body, the blanking disc is arranged at the upper end of the machine body, a blanking port and an air blowing mechanism are arranged on the blanking disc, the screen is arranged at the upper end of the blanking disc, a cover is further arranged at the top of the screen, the ultrasonic mechanism comprises an ultrasonic generator and an ultrasonic conduction ring which is connected to one end of the ultrasonic generator and arranged on a frame of the screen, the negative pressure mechanism comprises a vacuum fan which is arranged in the cavity of the machine body, the material recovery mechanism comprises a separator which is arranged outside the machine body, one end of the vacuum fan is connected to the upper end of the separator through a pipeline, the other end of the vacuum fan is connected to an air outlet on the side wall of the machine body, one side of the separator is connected to the blanking port through a pipeline, and the bottom of the separator is provided with a discharge port; the blowing mechanism comprises a hollow shaft, a blowing blade and a blowing groove, wherein the bottom of the hollow shaft is communicated with the cavity and is connected with the blanking disc through a bearing, the blowing blade is arranged on the upper surface of the blanking disc, one end of the blowing blade is connected to the top of the hollow shaft, and the blowing groove is communicated with the hollow shaft and has an inclination angle.
2. An ultrasonic air flow screen according to claim 1, wherein: the blowing blades are arranged along the radius direction of the blanking disc, and the blowing grooves are formed along the length direction of the blowing blades.
3. An ultrasonic air flow screen according to claim 1, wherein: the negative pressure mechanism further comprises a pipeline filter, and the pipeline filter is arranged outside the machine body and connected to a pipeline between the vacuum fan and the separator.
4. An ultrasonic air flow screen according to claim 1, wherein: and a material receiving bottle is arranged at the bottom of the discharge hole.
5. An ultrasonic air flow screen according to claim 1, wherein: the separator is a conical cyclone separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110627075.2A CN113324884A (en) | 2021-06-04 | 2021-06-04 | Ultrasonic airflow screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110627075.2A CN113324884A (en) | 2021-06-04 | 2021-06-04 | Ultrasonic airflow screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113324884A true CN113324884A (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110627075.2A Pending CN113324884A (en) | 2021-06-04 | 2021-06-04 | Ultrasonic airflow screen |
Country Status (1)
| Country | Link |
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| CN (1) | CN113324884A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6025523A (en) * | 1983-07-25 | 1985-02-08 | Imai Yoshi | Wind force classifier of particulate material |
| CN203610318U (en) * | 2013-10-23 | 2014-05-28 | 天津市中环天佳电子有限公司 | Negative-pressure ultrafine powder vibration sieve |
| US20160044867A1 (en) * | 2014-08-15 | 2016-02-18 | Clint P. Martin | Blower attachment for a lawnmower |
| CN205164903U (en) * | 2015-12-02 | 2016-04-20 | 山东金德新材料有限公司 | Totally closed automatic grinding system of carborundum |
| CN208513057U (en) * | 2018-07-11 | 2019-02-19 | 南京尚吉增材制造研究院有限公司 | Continous way metal powder screening plant and can automatic sieving classification vacuum feeding screening plant |
| CN212041370U (en) * | 2019-12-25 | 2020-12-01 | 介休市博创纳米材料科技有限公司 | Ultrasonic vibration sieve |
| CN213133593U (en) * | 2020-07-30 | 2021-05-07 | 辛江峰 | Seed sieving mechanism for agricultural production |
-
2021
- 2021-06-04 CN CN202110627075.2A patent/CN113324884A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6025523A (en) * | 1983-07-25 | 1985-02-08 | Imai Yoshi | Wind force classifier of particulate material |
| CN203610318U (en) * | 2013-10-23 | 2014-05-28 | 天津市中环天佳电子有限公司 | Negative-pressure ultrafine powder vibration sieve |
| US20160044867A1 (en) * | 2014-08-15 | 2016-02-18 | Clint P. Martin | Blower attachment for a lawnmower |
| CN205164903U (en) * | 2015-12-02 | 2016-04-20 | 山东金德新材料有限公司 | Totally closed automatic grinding system of carborundum |
| CN208513057U (en) * | 2018-07-11 | 2019-02-19 | 南京尚吉增材制造研究院有限公司 | Continous way metal powder screening plant and can automatic sieving classification vacuum feeding screening plant |
| CN212041370U (en) * | 2019-12-25 | 2020-12-01 | 介休市博创纳米材料科技有限公司 | Ultrasonic vibration sieve |
| CN213133593U (en) * | 2020-07-30 | 2021-05-07 | 辛江峰 | Seed sieving mechanism for agricultural production |
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