CN114377946A - Intermediate feeding type vibrating screen with high screening efficiency in microgravity environment - Google Patents
Intermediate feeding type vibrating screen with high screening efficiency in microgravity environment Download PDFInfo
- Publication number
- CN114377946A CN114377946A CN202210035825.1A CN202210035825A CN114377946A CN 114377946 A CN114377946 A CN 114377946A CN 202210035825 A CN202210035825 A CN 202210035825A CN 114377946 A CN114377946 A CN 114377946A
- Authority
- CN
- China
- Prior art keywords
- sieve
- plastid
- screen box
- screening efficiency
- screen
- 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.)
- Granted
Links
- 238000012216 screening Methods 0.000 title claims abstract description 20
- 230000005486 microgravity Effects 0.000 title claims abstract description 19
- 210000002706 plastid Anatomy 0.000 claims abstract description 42
- 238000002955 isolation Methods 0.000 claims description 9
- 230000010287 polarization Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 238000011160 research Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a middle feeding type vibrating screen with high screening efficiency in a microgravity environment, which comprises a machine base and a base, wherein the machine base comprises a machine base, an upper plastid screen box and a lower plastid screen box are arranged on the machine base, the upper plastid screen box and the lower plastid screen box are respectively connected to the machine base through mutually independent elastic supporting systems, and mutually independent vibrators are respectively arranged on the upper plastid screen box and the lower plastid screen box; the bottom of going up plastid sieve case is fixed with upper sieve plate, and the upper portion of lower plastid sieve case is fixed with lower floor's sieve, and upper sieve and lower floor's sieve interval set up, and are the slope form, form the pan feeding mouth between the higher one end of upper sieve and lower floor's sieve. The invention can effectively improve the screening efficiency.
Description
Technical Field
The invention relates to the technical field of vibrating screens, in particular to a vibrating screen with high screening efficiency in a middle feeding mode in a microgravity environment.
Background
Since the 21 st century, the rise and the target of the microgravity science in China are not only in the theoretical research and exploration stage, but also develop deeply towards the application space technology, and meanwhile, the space science and technology development roadmap of the Chinese academy is provided, the first manned lunar station is realized in 2030, a short-term manned lunar station is established in 2040, and the first manned lunar station is realized in 2050. Therefore, the research of engineering machinery in the microgravity environment is developed, the research has a clear and large demand background, meanwhile, a layer of lunar soil with uneven thickness is covered on the surface of a moon, and the lunar soil contains rich mineral resources such as ilmenite sources and a large amount of rare gas element components, so that the requirements on soil excavation, screening, collection and the like are provided, and the screening efficiency in the microgravity environment cannot be effectively improved by a plurality of vibrating screens at present.
Disclosure of Invention
The invention aims to provide a vibrating screen with high screening efficiency in a middle feeding mode in a microgravity environment.
In order to achieve the purpose, the invention adopts the following technical scheme:
the vibrating screen with high screening efficiency in the microgravity environment and the middle feeding mode comprises a base, wherein an upper plastid screen box and a lower plastid screen box are arranged on the base and are respectively connected to the base through mutually independent elastic supporting systems, and mutually independent vibrators are respectively arranged on the upper plastid screen box and the lower plastid screen box; the bottom of going up plastid sieve case is fixed with upper sieve plate, and the upper portion of lower plastid sieve case is fixed with lower floor's sieve, and upper sieve and lower floor's sieve interval set up, and are the slope form, form the pan feeding mouth between the higher one end of upper sieve and lower floor's sieve.
Furthermore, the elastic support system comprises four vibration isolation springs, the upper end of each vibration isolation spring is fixedly connected with the corresponding support seat, and the lower end of each vibration isolation spring is fixedly connected with the corresponding support column.
Furthermore, both sides of the top of the lower plastid screen box are respectively provided with a baffle plate which extends upwards, and both sides of the lower part of the upper plastid screen box are limited in the two baffle plates.
Further, the vibrator is a vibration motor, a motor base of the vibration motor is fixed on the mounting seat through bolts, and the bottom of the mounting seat is fixed on the cross beam through a circular tube-shaped jacket.
Further, the vibration motor is connected with a frequency converter.
Furthermore, two polarization blocks are arranged in the vibration motor, and amplitude adjustment can be performed by adjusting an included angle between the two polarization blocks.
Further, the upper-layer sieve plate and the lower-layer sieve plate are respectively composed of a sieve frame and a sieve screen, and the sieve screen is installed on the sieve frame through bolts.
By adopting the technical scheme, the invention has the following beneficial technical effects:
1. the invention takes special conditions under microgravity environment into consideration, and fills the blank of the vibrating screen in the field of application space machinery;
2. the invention has simple structure and high-efficiency action of the actuating mechanism, and greatly improves the convenience of operation;
3. aiming at different material screening attributes, the invention adopts a vibration mode of double-mass independent excitation to ensure that the upper and lower sieve plates respectively present different vibration parameters, so that the proper parameter optimization scheme is adopted to be beneficial to screening and processing materials according to different target particle sizes;
4. in the invention, the special condition under the microgravity environment is considered, the design of the upper and lower sieve plates is adopted, the sieve materials are fed between the upper and lower sieve plates, the particles can continuously obtain motion energy, and the sieve contact frequency with the sieve is increased, thereby improving the sieving efficiency.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and the detailed description;
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a vibration motor according to the present invention;
fig. 3 is a rear view of the present invention.
Detailed Description
As shown in fig. 1-3, the intermediate feeding type vibrating screen with high screening efficiency in microgravity environment of the present invention comprises a base 11, wherein an upper plastid screen box 6 and a lower plastid screen box 8 are arranged on the base 11, the upper plastid screen box 6 and the lower plastid screen box 8 are respectively connected to the base 11 through mutually independent elastic support systems, and the upper plastid screen box 6 and the lower plastid screen box 8 are respectively provided with mutually independent vibrators 1, such that the upper plastid screen box 6 and the lower plastid screen box 8 are not affected by each other, and vibration parameters of the two can be separately adjusted; the bottom of going up plastid sieve case 6 is fixed with upper sieve plate 7, and the upper portion of lower plastid sieve case 8 is fixed with lower floor's sieve 13, and upper sieve plate 7 and lower floor's sieve 13 interval set up, and be the slope form (preferred, upper sieve plate 7 and lower floor's sieve 13 are parallel to each other), form pan feeding mouth 14 between the higher one end of upper sieve plate 7 and lower floor's sieve 13.
The elastic support system comprises four vibration isolation springs 9, the upper end of each vibration isolation spring 9 is fixedly connected with the corresponding support seat 5 (the support seat 5 is fixedly connected to the side wall of the upper plastid sieve box 6 or the lower plastid sieve box 8), and the lower end of each vibration isolation spring 9 is fixedly connected with the corresponding support column 10 (the support column 10 is fixedly connected to the base 11).
The two sides of the top of the lower plastid screen box 8 are respectively provided with a baffle 15 which extends upwards, and the two sides of the lower part of the upper plastid screen box 6 are limited in the two baffles 15. The advantages of the design are as follows: the vibration process plays a role in blocking, and materials are prevented from running out of two sides.
Vibrator 1 is vibrating motor, and vibrating motor's motor base 2 passes through the bolt fastening on mount pad 4, and the bottom of mount pad 4 is fixed on crossbeam 3 (crossbeam 3 is fixed between the both sides wall of last plastid sieve case 6 or lower plastid sieve case 8) through the pipe form clamp cover, because mount pad 4 and crossbeam 3 contact surface are the circular arc curved surface for mount pad 4 can be on crossbeam 3 freedom angle regulation, thereby change the direction angle of vibration. The vibration motor is connected with a frequency converter, and the frequency converter is configured to control the vibration motor, so that the rotating speed of the vibration motor can be adjusted steplessly. In addition, two polarization blocks 12 are arranged in the vibration motor, and amplitude adjustment can be carried out by adjusting the included angle between the two polarization blocks 12.
The upper sieve plate 7 and the lower sieve plate 13 are composed of a sieve frame and a sieve screen, the sieve screen is installed on the sieve frame through bolts, the proper sieve screen can be replaced according to material attributes, and then the sieve screen is installed on the sieve frame through the bolts, so that the sieve screen is convenient and effective.
The working principle of the invention is as follows: after materials are fed from a feeding port 14 in the middle of the higher end of the upper-layer sieve plate 7 and the lower-layer sieve plate 13, the materials firstly contact with the lower-layer sieve plate 13, after partial particles are screened, partial particles are collected from the lower-layer mass sieve box 8, other particles which are difficult to screen and particles which are not screened obtain the energy of the lower-layer sieve plate 13 and are thrown, and the particles are in contact with the upper-layer sieve plate 7 to be screened, so that the materials can be screened from the upper-layer mass sieve box 6 and the lower-layer mass sieve box 8, and the particle transportation speed and the screening efficiency of the materials between the upper-layer sieve plate 7 and the lower-layer sieve plate 13 are increased.
While the invention has been described in connection with the above embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, which are illustrative and not restrictive, and that those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (7)
1. Have the shale shaker of middle pan feeding form of high screening efficiency under the microgravity environment, its characterized in that: the machine comprises a machine base, wherein an upper plastid screen box and a lower plastid screen box are arranged on the machine base, the upper plastid screen box and the lower plastid screen box are respectively connected to the machine base through mutually independent elastic supporting systems, and mutually independent vibrators are respectively arranged on the upper plastid screen box and the lower plastid screen box; the bottom of going up plastid sieve case is fixed with upper sieve plate, and the upper portion of lower plastid sieve case is fixed with lower floor's sieve, and upper sieve and lower floor's sieve interval set up, and are the slope form, form the pan feeding mouth between the higher one end of upper sieve and lower floor's sieve.
2. The high screening efficiency intermediate feed form vibratory screen of claim 1 in a microgravity environment, wherein: the elastic support system comprises four vibration isolation springs, the upper end of each vibration isolation spring is fixedly connected with the corresponding support seat, and the lower end of each vibration isolation spring is fixedly connected with the corresponding support column.
3. The high screening efficiency intermediate feed form vibratory screen of claim 1 in a microgravity environment, wherein: the two sides of the top of the lower plastid screen box are respectively provided with a baffle plate which extends upwards, and the two sides of the lower part of the upper plastid screen box are limited in the two baffle plates.
4. The high screening efficiency intermediate feed form vibratory screen of claim 1 in a microgravity environment, wherein: the vibrator is a vibrating motor, a motor base of the vibrating motor is fixed on the mounting seat through bolts, and the bottom of the mounting seat is fixed on the cross beam through a circular tube-shaped jacket.
5. The high screening efficiency intermediate feed form vibratory screen of claim 4 in a microgravity environment, wherein: the vibration motor is connected with a frequency converter.
6. The high screening efficiency intermediate feed form vibratory screen of claim 4 in a microgravity environment, wherein: two polarization blocks are arranged in the vibration motor, and amplitude adjustment can be performed by adjusting an included angle between the two polarization blocks.
7. The high screening efficiency intermediate feed form vibratory screen of claim 1 in a microgravity environment, wherein: the upper-layer sieve plate and the lower-layer sieve plate are composed of a sieve frame and a sieve mesh, and the sieve mesh is installed on the sieve frame through bolts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210035825.1A CN114377946B (en) | 2022-01-10 | 2022-01-10 | Vibrating screen with high screening efficiency and middle feeding form in microgravity environment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210035825.1A CN114377946B (en) | 2022-01-10 | 2022-01-10 | Vibrating screen with high screening efficiency and middle feeding form in microgravity environment |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114377946A true CN114377946A (en) | 2022-04-22 |
CN114377946B CN114377946B (en) | 2023-11-14 |
Family
ID=81201271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210035825.1A Active CN114377946B (en) | 2022-01-10 | 2022-01-10 | Vibrating screen with high screening efficiency and middle feeding form in microgravity environment |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114377946B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115501945A (en) * | 2022-10-31 | 2022-12-23 | 中国科学院空间应用工程与技术中心 | Lunar soil ilmenite separation device |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202028535U (en) * | 2011-04-23 | 2011-11-09 | 鞍山重型矿山机器股份有限公司 | Vibrating screen with double-layer screen boxes |
DE202014008855U1 (en) * | 2013-11-15 | 2014-11-19 | Binder & Co Ag | Screening machine with drive |
CN205341271U (en) * | 2016-04-05 | 2016-06-29 | 中国黄金集团内蒙古矿业有限公司 | Grind grading is with high -efficient double -deck rectilinear vibrating screen |
CN106622943A (en) * | 2016-12-23 | 2017-05-10 | 恩施环城节能科技有限责任公司 | High-efficiency GLS probability screen |
CN111112063A (en) * | 2020-01-22 | 2020-05-08 | 唐山陆凯科技有限公司 | Double-mass vibrating screen with high screening efficiency |
CN211782464U (en) * | 2019-12-20 | 2020-10-27 | 天津洲海科技发展有限公司 | Drying device for ABS modified particles |
CN112691905A (en) * | 2021-01-15 | 2021-04-23 | 福建工程学院 | Single-excitation double-layer linear vibrating screen with adjustable screen plate angle |
CN213255615U (en) * | 2020-08-24 | 2021-05-25 | 河南威猛振动设备股份有限公司 | Novel double-mass environment-friendly vibrating screen |
CN214638061U (en) * | 2021-01-19 | 2021-11-09 | 河南平煤神马天泰盐业有限公司 | Variable frequency vibrating screen |
-
2022
- 2022-01-10 CN CN202210035825.1A patent/CN114377946B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202028535U (en) * | 2011-04-23 | 2011-11-09 | 鞍山重型矿山机器股份有限公司 | Vibrating screen with double-layer screen boxes |
DE202014008855U1 (en) * | 2013-11-15 | 2014-11-19 | Binder & Co Ag | Screening machine with drive |
CN205341271U (en) * | 2016-04-05 | 2016-06-29 | 中国黄金集团内蒙古矿业有限公司 | Grind grading is with high -efficient double -deck rectilinear vibrating screen |
CN106622943A (en) * | 2016-12-23 | 2017-05-10 | 恩施环城节能科技有限责任公司 | High-efficiency GLS probability screen |
CN211782464U (en) * | 2019-12-20 | 2020-10-27 | 天津洲海科技发展有限公司 | Drying device for ABS modified particles |
CN111112063A (en) * | 2020-01-22 | 2020-05-08 | 唐山陆凯科技有限公司 | Double-mass vibrating screen with high screening efficiency |
CN213255615U (en) * | 2020-08-24 | 2021-05-25 | 河南威猛振动设备股份有限公司 | Novel double-mass environment-friendly vibrating screen |
CN112691905A (en) * | 2021-01-15 | 2021-04-23 | 福建工程学院 | Single-excitation double-layer linear vibrating screen with adjustable screen plate angle |
CN214638061U (en) * | 2021-01-19 | 2021-11-09 | 河南平煤神马天泰盐业有限公司 | Variable frequency vibrating screen |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115501945A (en) * | 2022-10-31 | 2022-12-23 | 中国科学院空间应用工程与技术中心 | Lunar soil ilmenite separation device |
Also Published As
Publication number | Publication date |
---|---|
CN114377946B (en) | 2023-11-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101693237B (en) | Double-mass self-synchronization elliptical vibrating screen based on motion synthesis | |
CN114377946A (en) | Intermediate feeding type vibrating screen with high screening efficiency in microgravity environment | |
CN107470136A (en) | One kind becomes amplitude equal thick screen | |
CN107583854A (en) | A kind of multistage screening plant | |
CN202539063U (en) | Heavy multi-step banana screening equipment | |
CN213494875U (en) | High-efficient double-deck vibration screening plant | |
CN212018468U (en) | Screening device for grain processing | |
CN212189961U (en) | Suspension type dish coupling vibration screening machine | |
GB2134415A (en) | Vibratory screening apparatus | |
WO1998029202A1 (en) | A screenless vibrator separator | |
CN213650921U (en) | Vibrating ore drawing machine with uniform discharging | |
CN207401729U (en) | A kind of change amplitude equal thick screen | |
CN2776574Y (en) | Variable frequency electromagnetic strong vibration mesh screen | |
CN215784761U (en) | Vibrating screen device with exciting force provided by vibrating motor | |
CN212944012U (en) | Vibration type complex frequency screen | |
CN2581084Y (en) | Oscillating screen with multilayer screen deck | |
CN101966517A (en) | Variable motion trail screening method and vibrating mesh screen | |
CN2607203Y (en) | Single-beam exciting screen | |
CN113751310A (en) | Three-shaft vibrating screen | |
CN201399280Y (en) | Linear vibratory dewatering sieving machine for artificial sand | |
CN202479129U (en) | Coal screening machine | |
CN101966518A (en) | Composite vibration screen with variable movement locus | |
CN201565417U (en) | Composite mesh-vibrating sieve with variable motion track | |
CN214107797U (en) | Compound fertilizer granule shale shaker device | |
CN218673003U (en) | Ash dehydration equipment for slag bin of boiler slag conveyor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |