CN112791950A - Forced screening device capable of rapidly grading - Google Patents
Forced screening device capable of rapidly grading Download PDFInfo
- Publication number
- CN112791950A CN112791950A CN202011491255.4A CN202011491255A CN112791950A CN 112791950 A CN112791950 A CN 112791950A CN 202011491255 A CN202011491255 A CN 202011491255A CN 112791950 A CN112791950 A CN 112791950A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- rack
- screening
- screen
- annular
- 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 45
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 15
- 238000007789 sealing Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 20
- 238000007873 sieving Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005096 rolling process 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
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
- B07B1/343—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/20—Disintegrating by grating
-
- 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
- B07B1/08—Screens rotating within their own plane
-
- 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
- B07B1/50—Cleaning
- B07B1/52—Cleaning with brushes or scrapers
- B07B1/526—Cleaning with brushes or scrapers with scrapers
- B07B1/528—Cleaning with brushes or scrapers with scrapers the scrapers being rotating
-
- 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
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a forced screening device capable of rapidly grading, which comprises a rack, a rotating shaft, a screening disc assembly, a driving mechanism and a collecting disc, wherein the rotating shaft is arranged on the rack; the rotating shaft is vertically arranged and can be slidably and rotatably arranged on the rack, and the driving mechanism is used for enabling the rotating shaft to rotate and simultaneously slide up and down; the screen tray assembly comprises a plurality of screen trays, the screen trays are arranged on the rack at intervals from top to bottom, a through hole is formed in the middle of each screen tray, the bottom end of the rotating shaft sequentially penetrates through the through holes and extends to the position below the screen tray assembly, and the rotating shaft and the inner wall of each through hole are in rotating, sealing and fitting; a plurality of connecting rods arranged along the radial direction of the rotating shaft are arranged on the rotating shaft at intervals along the axial direction, the connecting rods are positioned above the plurality of sieve trays in a one-to-one correspondence manner, a rubber scraper is arranged at the bottom of each connecting rod, and the rubber scraper is always in compression sliding fit with the corresponding sieve tray in the process that the rotating shaft slides up and down relative to the rack; the collecting tray is arranged on the rack below the screening tray assembly. The invention effectively improves the screening efficiency and the screening effect.
Description
Technical Field
The invention relates to the technical field of screening equipment, in particular to a forced screening device capable of rapidly grading.
Background
In the prior art, a forced sieve is often used for sieving materials which are difficult to pass through the sieve, such as materials with very light bulk density, materials with particle size similar to the diameter of a sieve pore, and materials with slightly larger viscosity and easy to adsorb in the sieve pore, but the pressure of a scraper plate and a sieve surface of the forced sieve in the prior art is constant, the materials with slightly larger viscosity are easy to agglomerate into aggregates with different particle sizes, the scraper plate with constant pressure has poor crushing effect on the aggregates with different particle sizes, and the sieving efficiency and the sieving precision are influenced.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a forced screening device capable of rapidly grading.
The invention provides a forced screening device capable of rapidly grading, which comprises: the device comprises a rack, a rotating shaft, a screening disc assembly, a driving mechanism and a collecting disc;
the rotating shaft is vertically arranged, can be slidably and rotatably arranged on the rack, and is driven to rotate by the driving mechanism and can slide up and down relative to the rack in the rotating process;
the screen disc assembly comprises a plurality of screen discs, the plurality of screen discs are sequentially arranged on the rack at intervals from top to bottom and are coaxially arranged, a through hole is formed in the middle of each screen disc, the bottom end of the rotating shaft sequentially penetrates through the plurality of through holes and extends to the position below the screen disc assembly, and the rotating shaft is rotationally, hermetically and attached to the inner wall of the through hole;
a plurality of connecting rods arranged along the radial direction of the rotating shaft are arranged on the rotating shaft at intervals along the axial direction, the connecting rods are positioned above the plurality of sieve trays in a one-to-one correspondence manner, a rubber scraper is arranged at the bottom of each connecting rod, and the rubber scraper is always in compression sliding fit with the corresponding sieve tray in the process that the rotating shaft slides up and down relative to the rack;
the collecting tray is arranged at the bottom of the rack and is positioned below the screening tray assembly.
Preferably, the driving mechanism comprises a motor and a first guide assembly, the first guide assembly is arranged at the top of the rack, the motor is arranged on the first guide assembly and can slide up and down relative to the first guide assembly, and the top end of the rotating shaft is fixed with the output end of the motor;
a first ring body and a second ring body are sequentially sleeved on the rotating shaft above the screen disc assembly from top to bottom, the first ring body is fixedly connected with the rotating shaft, and the second ring body is fixedly connected with the rack;
the bottom of the first ring body is provided with a sliding mechanism, the top of the second ring body is annularly provided with an annular sliding groove matched with the sliding mechanism, the bottom wall of the annular sliding groove is continuously arranged in a wave shape in the circumferential direction of the second ring body, and in the process of rotating the motor-driven rotating shaft, the sliding mechanism is always in sliding contact with the bottom of the annular sliding groove, so that the rotating shaft can slide up and down relative to the rack.
Preferably, a second guide assembly is arranged at the position, corresponding to each screen tray, of the rack, and the screen trays are arranged on the second guide assemblies and can slide up and down relative to the second guide assemblies;
a plurality of annular limiting plates are arranged on the rotating shaft at intervals along the axial direction, the annular limiting plates are located below the sieve trays in a one-to-one correspondence mode, and each annular limiting plate abuts against the corresponding sieve tray.
Preferably, a spring is arranged between the annular limiting plate and the corresponding sieve tray.
Preferably, the sieve tray includes circular sieve board and annular baffle, and annular baffle sets up in circular sieve board periphery, and the one end that the pivot was kept away from to the connecting rod rotates the laminating with annular baffle's inner wall.
Preferably, a discharge port is formed in one side of the annular baffle, and a plugging component for opening and closing the discharge port is arranged at the discharge port.
Preferably, the shape of the plugging piece in the plugging assembly is adapted to the annular baffle, and when the plugging piece plugs the discharge hole, the inner wall of the plugging piece and the inner wall of the annular baffle form a complete cylindrical surface.
Preferably, one end of the connecting rod, which is far away from the rotating shaft, is bent towards the front of the rotating direction of the rotating shaft to form a bent part, one end of the bent part, which is far away from the rotating shaft, is rotationally attached to the inner wall of the annular baffle, and the shape of the rubber scraper is adapted to the shape of the connecting rod.
Preferably, the sliding mechanism is a roller.
Preferably, the rubber scraper comprises a rubber body and a metal framework, and the metal framework is arranged inside the rubber body.
Preferably, the diameters of the screen holes of the plurality of screen discs become smaller from top to bottom.
Preferably, two adjacent connecting rods are arranged in a staggered manner in the circumferential direction of the rotating shaft.
According to the invention, the rotating shaft can be driven to rotate by the driving mechanism to simultaneously drive the plurality of rubber scrapers to rotate to forcibly sieve the plurality of sieve trays, and meanwhile, the rotating shaft can slide up and down while rotating to adjust the pressure between the rubber scrapers and the sieve trays, so that the bonded and agglomerated materials are conveniently crushed by utilizing the pressure and the crushed materials are promoted to pass through a screen, the phenomenon that the materials block the screen is avoided, and the sieving efficiency and the sieving effect of classified sieving are effectively improved.
Drawings
Fig. 1 is a schematic structural diagram of a forced screening device capable of rapidly grading according to the present invention.
Fig. 2 is an enlarged view of fig. 1 at a.
Fig. 3 is a schematic structural diagram of another embodiment of the present invention.
Detailed Description
As shown in fig. 1, fig. 1 is a schematic structural diagram of a forced screening device capable of rapidly grading according to the present invention; FIG. 2 is an enlarged view of FIG. 1 at A; fig. 3 is a schematic structural diagram of another embodiment of the present invention.
Referring to fig. 1 and 2, the present invention provides a forced screening device capable of rapidly grading, comprising: the device comprises a frame 1, a driving mechanism, a rotating shaft 4, a screening disc assembly and a collecting disc 11;
the rotating shaft 4 is vertically arranged, the rotating shaft 4 can be slidably and rotatably arranged on the rack 1, and the driving mechanism is used for driving the rotating shaft 4 to rotate and enabling the rotating shaft 4 to vertically slide relative to the rack 1 in the rotating process;
the screen disc assembly comprises a plurality of screen discs 5, the screen discs 5 are sequentially arranged on the frame 1 at intervals from top to bottom, the screen discs 5 are coaxially arranged, a through hole is formed in the middle of each screen disc 5, the bottom end of the rotating shaft 4 sequentially penetrates through the through holes and extends to the lower side of the screen disc assembly, and the rotating shaft 4 is rotationally, hermetically and tightly attached to the inner wall of the through hole;
a plurality of connecting rods 6 which are arranged along the radial direction of the rotating shaft 4 are arranged on the rotating shaft 4 at intervals along the axial direction, the connecting rods 6 are positioned above the sieve trays 5 in a one-to-one correspondence manner, the bottom of each connecting rod 6 is provided with a rubber scraper, and the rubber scrapers are always in compression sliding fit with the corresponding sieve trays 5 in the process that the rotating shaft 4 slides up and down relative to the frame 1;
the collecting tray 11 is arranged at the bottom of the frame 1 and is positioned below the screening tray assembly.
When the screen mesh screening machine is used specifically, the driving mechanism drives the rotating shaft 4 to rotate, and meanwhile, the rotating shaft 4 slides up and down relative to the rack 1, so that the pressure between the rubber scraper and the screen disc 5 is adjusted under the condition that the rubber scraper is always in sliding contact with the screen disc 5 to enable materials to be screened in a forced mesh screening mode, the bonded and agglomerated materials are conveniently crushed by utilizing the pressure, the crushed materials are promoted to pass through the mesh, the phenomenon that the materials block the screen mesh is avoided, and the screening efficiency and the screening effect of classified screening are effectively improved.
In order to enable the rotating shaft 4 to slide up and down relative to the rack 1 in the rotating process, in the embodiment, the driving mechanism comprises a motor 3 and a first guide assembly 2, the first guide assembly 2 is arranged at the top of the rack 1, the motor 3 is arranged on the first guide assembly 2 and can slide up and down relative to the first guide assembly 2, and the top end of the rotating shaft 4 and the output end of the motor 3 are fixed;
a first ring body 9 and a second ring body 10 are sequentially sleeved on the rotating shaft 4 from top to bottom above the screen disc assembly, the first ring body 9 is fixedly connected with the rotating shaft 4, and the second ring body 10 is fixedly connected with the rack 1;
the bottom of the first ring body 9 is provided with a sliding mechanism, the top of the second ring body 10 is annularly provided with an annular chute matched with the sliding mechanism, and the bottom wall of the annular chute is continuously arranged in a wave shape in the circumferential direction of the second ring body 10;
in the process that the motor 3 drives the rotating shaft 4 to rotate, the sliding mechanism is always in sliding contact with the bottom of the annular sliding groove, so that the rotating shaft 4 can slide up and down relative to the rack 1.
During the specific use, motor 3 drive pivot 4 rotates, and pivot 4 rotates and drives first ring body 9 and rotate, under motor 3's action of gravity for slide mechanism can reciprocate along the wave fluctuation of the bottom of annular spout when the bottom of following annular spout is gliding, thereby makes pivot 4 reciprocate in the pivoted, only needs a motor 3 can make pivot 4 slide from top to bottom when drive pivot 4 pivoted, simple structure, convenient operation.
In order to ensure the effect of crushing the bonded agglomerated material, in this embodiment, the rubber scraper includes a rubber body and a metal skeleton, and the metal skeleton is disposed inside the rubber body.
Further, the rubber body and the metal skeleton are vulcanized into an integral structure.
Referring to fig. 1, in order to improve the screening effect, in this embodiment, a second guide assembly is disposed at a position of the frame 1 corresponding to each screen tray 5, and the screen tray 5 is disposed on the second guide assembly and can slide up and down relative to the second guide assembly;
a plurality of annular limiting plates 7 are arranged on the rotating shaft 4 at intervals along the axial direction, the annular limiting plates 7 are correspondingly arranged below the sieve trays 5 one by one, and each annular limiting plate 7 abuts against the corresponding sieve tray 5.
During specific implementation, when pivot 4 reciprocated, ring limitation board 7 can drive the sieve tray 5 that corresponds and reciprocate, is favorable to the vibration ejection of compact of material, can inject the distance between connecting rod 6 and the sieve tray 5 moreover, makes rubber scraper can compress tightly sliding fit with sieve tray 5 all the time, improves mandatory screening effect.
Referring to fig. 3, in the present embodiment, a spring 8 is provided between the annular restriction plate 7 and the corresponding sieve tray 5. When the rotating shaft 4 moves up and down, the spring 8 can provide elastic supporting force for the sieve tray 5, the moving range between the connecting rod 6 and the sieve tray 5 is further limited, the elastic supporting force of the spring 8 and the bidirectional pressure of the scraper plate crush the bonded agglomerated materials, and the forced sieving effect is further improved; moreover, as the pressure of the scraper on the sieve tray 5 is changed, the force borne by the spring 8 is also changed, and the thrust of the spring 8 on the sieve tray 5 is also changed, the vibrating sieving effect can be improved; therefore, the arrangement of the spring 8 can effectively improve the screening effect.
In this embodiment, sieve tray 5 includes circular sieve and ring baffle, and ring baffle sets up in circular sieve periphery, and connecting rod 6 keeps away from the one end of pivot 4 and the inner wall of ring baffle and rotates the laminating, effectively avoids the material on the circular sieve to throw away from all around from circular sieve under the effect of centrifugal force, can make the material force the screening under the effect of rubber scraper blade, has effectively improved the screening effect.
In addition, in order to facilitate the discharge of the classified materials, in the embodiment, a discharge port is formed in one side of the annular baffle, and a plugging component for opening and closing the discharge port is movably arranged at the discharge port.
Of course, the shape of the plugging piece in the plugging assembly is adapted to the annular baffle, and when the plugging piece plugs the discharge hole, the inner wall of the plugging piece and the inner wall of the annular baffle form a complete cylindrical surface.
In order to avoid the sieving in-process material to pile up in annular baffle inner wall department, in this embodiment, the one end that pivot 4 was kept away from to connecting rod 6 is bent to the place ahead of the direction of rotation of pivot 4 and is formed the portion of bending, and the one end that pivot 4 was kept away from in the portion of bending rotates with the inner wall of annular baffle and laminates, and the shape of rubber scraper suits with the shape of connecting rod 6.
In order to improve the sieving effect, in the present embodiment, the diameters of the sieve holes of the plurality of sieve trays 5 are sequentially decreased from top to bottom.
In order to force the materials falling onto the sieve tray 5 to be sieved in time and further improve the sieving efficiency, in the embodiment, two adjacent connecting rods 6 are arranged in a staggered manner in the circumferential direction of the rotating shaft 4.
Referring to fig. 2, in the present embodiment, the sliding mechanism is a roller 12. The sliding is changed into rolling, so that the friction and the resistance are reduced, and the high-sliding mechanism can rotate more smoothly in the annular sliding groove.
In specific implementation, the number of the rollers 12 may be one or more. When the quantity of gyro wheel 12 is a plurality of, a plurality of gyro wheels 12 set up in the outer peripheral edges of first mill along circumference interval, can improve the holding power to first mill, make first mill keep the level, of course, the bottom and a plurality of gyro wheels 12 of annular spout suit to make sliding mechanism at the gliding in-process of annular spout, a plurality of gyro wheels 12 simultaneously by the crest department of annular spout slide to the trough department of annular spout or slide to the crest department of annular spout by the trough department of annular spout and guarantee the grinding effect.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A rapidly classifiable forced screening device, comprising: the device comprises a rack (1), a driving mechanism, a screening disc assembly and a collecting disc (11);
the rotating shaft (4) is vertically arranged, the rotating shaft (4) can be slidably and rotatably arranged on the rack (1), and the driving mechanism is used for driving the rotating shaft (4) to rotate and enabling the rotating shaft (4) to vertically slide relative to the rack (1) in the rotating process;
the screen disc assembly comprises a plurality of screen discs (5), the screen discs (5) are sequentially arranged on the rack (1) at intervals from top to bottom, the screen discs (5) are coaxially arranged, a through hole is formed in the middle of each screen disc (5), the bottom end of the rotating shaft (4) sequentially penetrates through the through holes and extends to the position below the screen disc assembly, and the rotating shaft (4) is rotationally and hermetically attached to the inner wall of each through hole;
a plurality of connecting rods (6) which are arranged along the radial direction of the rotating shaft (4) are arranged on the rotating shaft (4) at intervals along the axial direction, the connecting rods (6) are positioned above the sieve trays (5) in a one-to-one correspondence manner, a rubber scraper is arranged at the bottom of each connecting rod (6), and the rubber scraper is always in compression sliding fit with the corresponding sieve tray (5) in the process that the rotating shaft (4) slides up and down relative to the rack (1);
the collecting tray (11) is arranged at the bottom of the rack (1) and is positioned below the screening tray assembly.
2. A rapid gradeable forced screening device according to claim 1, characterized in that the driving mechanism comprises a first guide assembly (2) and a motor (3);
the first guide assembly (2) is arranged at the top of the rack (1), the motor (3) is arranged on the first guide assembly (2) and can slide up and down relative to the first guide assembly (2), and the top end of the rotating shaft (4) is fixed with the output end of the motor (3);
a first ring body (9) and a second ring body (10) are sequentially sleeved on the rotating shaft (4) from top to bottom above the screen disc assembly, the first ring body (9) is fixedly connected with the rotating shaft (4), and the second ring body (10) is fixedly connected with the rack (1);
the bottom of the first ring body (9) is provided with a sliding mechanism, the top of the second ring body (10) is annularly provided with an annular sliding groove matched with the sliding mechanism, the bottom wall of the annular sliding groove is continuously arranged in a wave shape in the circumferential direction of the second ring body (10), and in the process that the motor (3) drives the rotating shaft (4) to rotate, the sliding mechanism is always in sliding contact with the bottom of the annular sliding groove, so that the rotating shaft (4) can slide up and down relative to the rack (1).
3. A forced screening device capable of rapidly grading according to claim 1 or 2, characterized in that a second guiding assembly is provided at the frame (1) corresponding to each screening disk (5), and the screening disks (5) are provided on the second guiding assembly and can slide up and down relative to the second guiding assembly;
a plurality of annular limiting plates (7) are sequentially arranged on the rotating shaft (4) at intervals along the axial direction, the annular limiting plates (7) are located below the sieve trays (5) in a one-to-one correspondence mode, and each annular limiting plate (7) abuts against the corresponding sieve tray (5).
4. A forced screening device with rapid gradation according to claim 3, characterized in that springs (8) are provided between the annular limit plate (7) and the corresponding screen discs (5).
5. A forced screening device capable of rapidly grading according to claim 1, wherein the screening plate (5) comprises a circular screening plate and an annular baffle plate, the annular baffle plate is arranged on the periphery of the circular screening plate, and one end of the connecting rod (6) far away from the rotating shaft (4) is rotationally attached to the inner wall of the annular baffle plate;
preferably, a discharge port is formed in one side of the annular baffle, and a plugging component for opening and closing the discharge port is arranged at the discharge port;
preferably, the shape of the plugging piece in the plugging assembly is adapted to the annular baffle, and when the plugging piece plugs the discharge hole, the inner wall of the plugging piece and the inner wall of the annular baffle form a complete cylindrical surface.
6. The forced screening device capable of realizing rapid grading according to claim 5, wherein one end of the connecting rod (6) far away from the rotating shaft (4) is bent towards the front of the rotating direction of the rotating shaft (4) to form a bent part, one end of the bent part far away from the rotating shaft (4) is rotatably attached to the inner wall of the annular baffle, and the shape of the rubber scraper is matched with that of the connecting rod (6).
7. A rapid gradeable forced screening device according to claim 1, characterized in that the sliding mechanism is a roller (12).
8. A forced screening device capable of rapid grading according to claim 1, characterized in that the rubber scraper comprises a rubber body and a metal skeleton, the metal skeleton being arranged inside the rubber body.
9. A rapidly classifiable forced screening device according to claim 1, wherein the diameter of the screen holes of the plurality of screen discs (5) becomes smaller from top to bottom.
10. Forced screening device with rapid graduations according to claim 1, characterized in that two adjacent connecting rods (6) are arranged offset in the circumferential direction of the shaft (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011491255.4A CN112791950B (en) | 2020-12-16 | 2020-12-16 | Forced screening device capable of being classified rapidly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011491255.4A CN112791950B (en) | 2020-12-16 | 2020-12-16 | Forced screening device capable of being classified rapidly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112791950A true CN112791950A (en) | 2021-05-14 |
| CN112791950B CN112791950B (en) | 2024-01-12 |
Family
ID=75806871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011491255.4A Active CN112791950B (en) | 2020-12-16 | 2020-12-16 | Forced screening device capable of being classified rapidly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112791950B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953013A (en) * | 2021-10-21 | 2022-01-21 | 丽江英煌集生物工程有限公司 | Efficient macamide extraction device and preparation method thereof |
| CN114405615A (en) * | 2022-01-21 | 2022-04-29 | 张建建 | Production equipment for preparing recycled building material from building waste |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4364755A (en) * | 1981-12-17 | 1982-12-21 | Hans Ferri | Filter assembly |
| CN106719234A (en) * | 2017-01-18 | 2017-05-31 | 上海海洋大学 | A kind of efficient hydriopsis cumingii classification device for sorting |
| CN109499863A (en) * | 2018-10-19 | 2019-03-22 | 张孟齐 | A kind of chemical industry material Multilayer screening apparatus |
| CN209006160U (en) * | 2018-11-07 | 2019-06-21 | 范春峰 | A kind of agricultural machinery screening plant |
| CN110238046A (en) * | 2019-07-16 | 2019-09-17 | 唐军忠 | A kind of vibratory material gradation screening plant |
| CN111495751A (en) * | 2020-04-22 | 2020-08-07 | 刘红梅 | Printing ink manufacturing raw material pigment pretreatment system |
| CN111842135A (en) * | 2020-07-24 | 2020-10-30 | 萧县华野农业科技有限公司 | Yulan seed sieving mechanism for agricultural production |
| CN212093190U (en) * | 2020-04-27 | 2020-12-08 | 新乡市先臣振动机械有限公司 | Novel forced screen-passing vibrating screen |
-
2020
- 2020-12-16 CN CN202011491255.4A patent/CN112791950B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4364755A (en) * | 1981-12-17 | 1982-12-21 | Hans Ferri | Filter assembly |
| CN106719234A (en) * | 2017-01-18 | 2017-05-31 | 上海海洋大学 | A kind of efficient hydriopsis cumingii classification device for sorting |
| CN109499863A (en) * | 2018-10-19 | 2019-03-22 | 张孟齐 | A kind of chemical industry material Multilayer screening apparatus |
| CN209006160U (en) * | 2018-11-07 | 2019-06-21 | 范春峰 | A kind of agricultural machinery screening plant |
| CN110238046A (en) * | 2019-07-16 | 2019-09-17 | 唐军忠 | A kind of vibratory material gradation screening plant |
| CN111495751A (en) * | 2020-04-22 | 2020-08-07 | 刘红梅 | Printing ink manufacturing raw material pigment pretreatment system |
| CN212093190U (en) * | 2020-04-27 | 2020-12-08 | 新乡市先臣振动机械有限公司 | Novel forced screen-passing vibrating screen |
| CN111842135A (en) * | 2020-07-24 | 2020-10-30 | 萧县华野农业科技有限公司 | Yulan seed sieving mechanism for agricultural production |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953013A (en) * | 2021-10-21 | 2022-01-21 | 丽江英煌集生物工程有限公司 | Efficient macamide extraction device and preparation method thereof |
| CN114405615A (en) * | 2022-01-21 | 2022-04-29 | 张建建 | Production equipment for preparing recycled building material from building waste |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112791950B (en) | 2024-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112791950A (en) | Forced screening device capable of rapidly grading | |
| CN109013009B (en) | Polymer coating raw materials grinder | |
| CN114272993B (en) | Quick extrusion moulding equipment of super high rigidity 6H powder coating | |
| CN215917750U (en) | Screening device for raw material crushing of thickening agent | |
| CN213762808U (en) | Rice screening machine | |
| CN104382506A (en) | Pepper grinder | |
| CN111804370A (en) | Grinding equipment | |
| CN112844610B (en) | Spinning grinding equipment with screening function | |
| CN111067120A (en) | Pellet feed former | |
| CN115400823A (en) | Cereal device of milling for agricultural processing | |
| CN212418597U (en) | Mineral aggregate screening system for crusher | |
| CN114011555A (en) | Improved generation carbon black of carbon black production returns and joins in marriage device | |
| CN109290170B (en) | Crushing particle screening machine | |
| CN113083956A (en) | Fan-shaped tablet edge rolling equipment | |
| CN203304160U (en) | High-precision spherical material screening machine | |
| CN219580698U (en) | Grinding machine convenient for discharging | |
| CN215964064U (en) | Pulverizer with bin bottom vibration discharging device | |
| CN116727030B (en) | Aluminum foil paper waste recycling device | |
| CN116921044B (en) | Industrial waste regeneration treatment equipment | |
| CN215542582U (en) | Rice conveyor for rice mill | |
| CN220737685U (en) | Fused quartz silicon micropowder processing equipment | |
| CN217392493U (en) | Soil grinder based on contaminated soil research | |
| CN108405079B (en) | Cone umbrella coupling type crushing device | |
| CN215359351U (en) | Plastic particle screening machine | |
| CN220444079U (en) | Diamond micro powder magnetic separation device |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231206 Address after: Room 101, No. 3 Nange 10th Road, Daojiao Town, Dongguan City, Guangdong Province, 523000 Applicant after: Guangdong Haixiang Polymer Materials Co.,Ltd. Address before: 233000 no.1-5-2, west of Huaishang Road, north of Shengli West Road, Bengbu City, Anhui Province Applicant before: BENGBU XINYUAN ELECTROMECHANICAL EQUIPMENT CO.,LTD. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |