CN110238051B - Coal slime sorting unit - Google Patents
Coal slime sorting unit Download PDFInfo
- Publication number
- CN110238051B CN110238051B CN201910612664.6A CN201910612664A CN110238051B CN 110238051 B CN110238051 B CN 110238051B CN 201910612664 A CN201910612664 A CN 201910612664A CN 110238051 B CN110238051 B CN 110238051B
- Authority
- CN
- China
- Prior art keywords
- screen
- main shaft
- shell
- extension column
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003245 coal Substances 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 15
- 239000004744 fabric Substances 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 5
- 239000003250 coal slurry Substances 0.000 description 3
- 238000012216 screening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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
- B07B1/46—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
- B07B1/4636—Regulation of screen apertures
-
- 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
- B07B1/522—Cleaning with brushes or scrapers with brushes
- B07B1/524—Cleaning with brushes or scrapers with brushes the brushes being rotating
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
A coal slime sorting device is used for cleaning a screen in real time in the sorting process, and can adjust the aperture of sorting according to the need in the sorting process. It comprises the following steps: the shell is provided with a bottom hole at the bottom of the shell, and a first screen and a second screen which are arranged up and down are arranged at the inner side of the shell; the main shaft is rotatably arranged in the shell, an extension column is arranged at the lower part of the main shaft, a positioning spring is arranged between the top of the extension column and the outer wall of the main shaft, and the extension column is in sliding connection with the main shaft along an axis and is relatively fixed along the circumferential direction; the lifting driving mechanism is arranged between the shell and the extension column, and drives the extension column to reciprocate up and down while the main shaft rotates; the cleaning brush is fixed at the lower part of the extension column. The device can adjust the size of the sieve holes on one hand, and then sort the coal slime according to the needs; on the other hand, in the coal slime separation process, the first screen cloth and the second screen cloth can be cleaned periodically.
Description
Technical Field
The invention relates to the technical field of coal slime separation, in particular to a coal slime separation device.
Background
In the coal slime separation process, the coal slime is very easy to block the screen mesh, so that the separation is not thorough. In addition, in the case of slime separation, the separation requirements are different, and the pore size requirements of the screen are also different. Therefore, there is an urgent need for a coal slime separation device for cleaning a screen in real time during the separation process.
Disclosure of Invention
The invention aims to provide a coal slime sorting device which is used for cleaning a screen in real time in the sorting process and can adjust the aperture of sorting according to the requirement in the sorting process.
The technical scheme adopted for solving the technical problems is as follows: the coal slime sorting device is characterized by comprising:
the shell is provided with a bottom hole at the bottom of the shell, and a first screen and a second screen which are arranged up and down are arranged at the inner side of the shell;
the main shaft is rotatably arranged in the shell, an extension column is arranged at the lower part of the main shaft, a positioning spring is arranged between the top of the extension column and the outer wall of the main shaft, and the extension column is in sliding connection with the main shaft along an axis and is relatively fixed along the circumferential direction;
the lifting driving mechanism is arranged between the shell and the extending column, and the main shaft rotates and drives the extending column to reciprocate up and down;
the cleaning brush comprises a mounting ring fixedly connected with the lower part of the extension column, a cross rod fixed at the bottom of the mounting ring and bristles arranged on the cross rod.
Further, a fixing plate is fixed on the outer wall of the main shaft, and a positioning spring is arranged between the fixing plate and the top of the extension column.
Further, the lifting driving mechanism comprises a driving rod fixed at the top of the shell, a ball rotatably installed at the bottom of the driving rod and a driving block fixed at the upper part of the extension column, a driving groove is formed in the upper surface of the driving block, the bottom of the driving groove is a curved surface, and the ball is always contacted with the bottom of the driving groove under the action of a positioning spring. -
Further, a supporting block and a guide rail are arranged inside and outside the shell, the fixing plate is arranged in the supporting block and is rotationally connected with the supporting block, and the outer wall of the driving block is contacted with the inner wall of the guide rail.
Further, a sliding block is arranged on the outer wall of the lower part of the main shaft, and a sliding groove which is in sliding connection with the sliding block is arranged in the extending column.
Further, a hanging rod is fixed on the first screen, and the upper part of the hanging rod is arranged on the side wall of the shell in a sliding way.
Further, the hanging rod is of a 7-shaped structure.
Further, the locking mechanism comprises a locking device fixed on the side wall of the mounting ring, a sliding plate movably arranged in the locking device, a locking pin fixed on the sliding plate, and a locking spring arranged between the sliding plate and the inner wall of the locking device, wherein the acting end of the locking pin penetrates out of the locking device under the action of the locking spring and stretches into a locking hole at the lower part of the extending column.
The beneficial effects of the invention are as follows: according to the coal slime sorting device, on one hand, the size of the sieve holes can be adjusted, and further coal slime can be sorted according to requirements; on the other hand, in the coal slime separation process, the first screen and the second screen can be cleaned periodically, so that the first screen and the second screen are prevented from being blocked by the coal slime.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a front view of a cleaning brush;
FIG. 3 is one of the schematic top views of the cleaning brush;
FIG. 4 is a second schematic top view of a cleaning brush;
FIG. 5 is a cross-sectional view A-A of FIG. 2;
FIG. 6 is a top view of the drive block;
the device comprises a shell, a bottom hole, a bearing, a supporting block, a driving rod, a ball, a guide rail, a first screen, a second screen, a hanging rod, a main shaft, a belt pulley, a 22, a 23 positioning spring, a 24 sliding block, a 3 extending column, a 31 sliding groove, a 32 locking hole, a 4 driving block, a 41 driving groove, a 5 mounting ring, a 51 transverse rod, 52 bristles, a 6 locking device, a 61 spring cavity, a 62 sliding plate, a 63 locking spring, a 64 locking pin and a 65 pull ring.
Detailed Description
As shown in fig. 1 to 6, the present invention mainly includes a housing 1, a main shaft 2, an extension pole 3, a lift driving mechanism, a positioning spring 23, a cleaning brush, and a locking mechanism, and is described in detail with reference to the accompanying drawings.
As shown in fig. 1, a casing 1 is a main body part of the present invention, and functions to mount and support other parts. The bottom of the casing is provided with a bottom hole 11, and the top of the casing is fixedly provided with a bearing 12 which is used for fixedly mounting the main shaft 2. The inner cavity of the shell is internally and externally provided with a supporting block 13 and a guide rail 16, the supporting block is of a cylindrical structure with an open top and communicated with each other up and down, the guide rail is of a cylindrical structure, and the supporting block and the guide rail are coaxially arranged. The function of the support blocks is to support the fixed plate 22 and the function of the guide rails is to provide guidance for the up and down movement of the drive blocks. The inside of the guide rail and the outside of the supporting block are provided with a driving rod 14, the top of the driving rod is fixedly connected with the machine shell, the bottom of the driving rod is provided with a ball 15, one part of the ball extends out of the driving rod, and the ball can rotate in the driving rod at will. A first screen 17 and a second screen 18 are arranged on the inner side of the lower part of the casing, and the second screen is fixedly connected with the casing. The first screen cloth activity sets up on the second screen cloth and first screen cloth can be rotatory in the horizontal plane, for the rotation of drive first screen cloth, is fixed with a pair of peg 19 at the top of first screen cloth, and the peg is 7 font structures, is equipped with on the lateral wall of casing with peg top complex regulation hole, and the peg can remove in the regulation hole, and then makes first screen cloth rotatory in the horizontal plane. When the first screen mesh rotates relative to the second screen mesh, the screen holes on the first screen mesh are staggered with the screen holes on the second screen mesh, so that the size of an effective screen hole formed by the first screen mesh and the second screen mesh is adjusted.
As shown in fig. 1, the main shaft 2 is a vertically placed shaft, a belt wheel 21 is arranged at the top of the main shaft, and the belt wheel is connected with the main shaft of the motor through a belt, so that the main shaft is driven to rotate through the motor. A fixing plate 22 is fixed on the upper part of the main shaft and is arranged in the supporting block. An extension column 3 is arranged at the lower part of the main shaft, the extension column is of a cylindrical structure, a positioning spring 23 is arranged between the top of the extension column and the fixed plate, and the connection between the extension column and the fixed plate is realized by virtue of the positioning spring. A pair of sliding blocks 24 are fixed on the side wall of the lower part of the main shaft, and the sliding blocks are in up-and-down sliding connection with sliding grooves on the extending columns, so that the main shaft and the extending columns synchronously rotate, and meanwhile, guiding is provided for the up-and-down movement of the extending columns relative to the main shaft.
As shown in fig. 1, the extension column is a cylindrical member, the lower end of the main shaft extends into the inner side of the extension column, a chute is arranged on the inner cavity wall of the upper part of the extension column, and the chute 31 is in sliding connection with the sliding block. And a locking hole 32 is formed in the side wall of the lower part of the extending column and is used for being matched with a locking pin of the locking mechanism to realize the relative fixation between the cleaning brush and the extending column.
As shown in fig. 1, a driving block 4 is fixed on the upper part of the extending column, as shown in fig. 6, the driving block is in a circular ring structure, a circular ring-shaped driving groove 41 is arranged on the upper surface of the driving block, the lower surface of the driving groove is a curved surface and is provided with a highest point and a lowest point, and the driving block synchronously moves along with the extending column. The driving rod, the ball and the driving block form a lifting driving mechanism.
As shown in fig. 1, 2 and 3, a cleaning brush is arranged below the extending column, the cleaning brush comprises a mounting ring 5 and a cross rod 51 which are arranged up and down, the mounting ring is fixedly arranged at the lower end of the extending column, and a locking mechanism is arranged on the mounting ring and is used for achieving the purpose through the locking mechanism. The cross bar may be one, as shown in fig. 4, or may be two, which are arranged in a cross shape, and the bristles 52 are arranged at the bottom of the cross bar. The brush hair is used for contacting with the first screen cloth and the second screen cloth to clean the first screen cloth and the second screen cloth and sweep the coal slime on the first screen cloth and the second screen cloth.
As shown in fig. 5, the locking mechanism comprises a locking device 6 fixed on the outer wall of the mounting ring, a sliding plate 62 arranged in a spring cavity 61 of the locking device, a locking pin 64 fixed on the sliding plate, and a locking spring 6 arranged between the sliding plate and the inner wall of the spring cavity, wherein under the action of the locking spring, the action end of the locking pin stretches into a locking hole at the lower part of the extending column to realize the fixed connection between the extending column and the mounting ring, and the driving end of the locking pin is provided with a pull ring 65 so as to facilitate the pulling out of the locking pin from the extending column.
The operation of the present invention will be described by adding coal slurry into the housing through the through-holes formed in the upper side wall of the housing, where the coal slurry falls on the first screen, and the first screen and the second screen the coal slurry. In the screening process, the main shaft rotates to drive the extension column to rotate, and then the cleaning brush is driven to rotate. The ball always contacts with the bottom of the driving groove under the action of the positioning spring, and the driving block continuously reciprocates up and down because the bottom of the driving groove is a curved surface. The cleaning brush rotates and moves up and down, and after the cleaning brush moves down to the contact of the brush hair with the first screen cloth and the second screen cloth, the cleaning brush cleans the first screen cloth and the second screen cloth, and blockage is avoided. When the screening aperture needs to be adjusted, the rotary hanging rod adjusts the relative position between the first screen and the second screen.
Claims (6)
1. The utility model provides a coal slime sorting unit which characterized in that, it includes:
the shell is provided with a bottom hole at the bottom of the shell, and a first screen and a second screen which are arranged up and down are arranged at the inner side of the shell;
the main shaft is rotatably arranged in the shell, an extension column is arranged at the lower part of the main shaft, a positioning spring is arranged between the top of the extension column and the outer wall of the main shaft, and the extension column is in sliding connection with the main shaft along an axis and is relatively fixed along the circumferential direction;
the lifting driving mechanism is arranged between the shell and the extending column, and the main shaft rotates and drives the extending column to reciprocate up and down;
the cleaning brush comprises a mounting ring fixedly connected with the lower part of the extension column, a cross rod fixed at the bottom of the mounting ring and bristles arranged on the cross rod;
the second screen is fixedly connected with the shell, the first screen is movably arranged on the second screen and can rotate in a horizontal plane, a hanging rod is fixed on the first screen, the upper part of the hanging rod is arranged on the side wall of the shell in a sliding manner, the hanging rod is of a 7-shaped structure, an adjusting hole matched with the top of the hanging rod is formed in the side wall of the shell, the hanging rod can move in the adjusting hole, the first screen is further enabled to rotate in the horizontal plane, and when the first screen rotates relative to the second screen, the sieve holes on the first screen are staggered with the sieve holes on the second screen, so that the size of an effective sieve hole formed by the first screen and the second screen is adjusted;
the cross bars are arranged into one piece or two pieces which are arranged in a cross shape, and the bottom of the cross bar is provided with bristles.
2. The coal slime separation device according to claim 1, wherein a fixing plate is fixed to an outer wall of the main shaft, and a positioning spring is provided between the fixing plate and a top of the extension column.
3. The slime separation device according to claim 2, wherein the lifting driving mechanism comprises a driving rod fixed on the top of the casing, a ball rotatably installed at the bottom of the driving rod, and a driving block fixed on the upper portion of the extension column, a driving groove is formed in the upper surface of the driving block, the bottom of the driving groove is a curved surface, and the ball is always contacted with the bottom of the driving groove under the action of the positioning spring.
4. The coal slime separation device according to claim 3, wherein the support blocks and the guide rails are arranged inside and outside the casing, the fixing plate is arranged in the support blocks and is rotationally connected with the support blocks, and the outer wall of the driving block is in contact with the inner wall of the guide rails.
5. The slime separation device according to claim 4, wherein a slide block is provided on an outer wall of a lower portion of the main shaft, and a slide groove slidably connected with the slide block is provided in the extension column.
6. The slime separation device according to claim 1, wherein the locking mechanism comprises a locker fixed on a side wall of the mounting ring, a sliding plate movably arranged in the locker, a locking pin fixed on the sliding plate, and a locking spring arranged between the sliding plate and an inner wall of the locker, and an acting end of the locking pin penetrates out of the locker and stretches into a locking hole at the lower part of the extension column under the action of the locking spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910612664.6A CN110238051B (en) | 2019-07-09 | 2019-07-09 | Coal slime sorting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910612664.6A CN110238051B (en) | 2019-07-09 | 2019-07-09 | Coal slime sorting unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110238051A CN110238051A (en) | 2019-09-17 |
| CN110238051B true CN110238051B (en) | 2024-01-26 |
Family
ID=67891439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910612664.6A Active CN110238051B (en) | 2019-07-09 | 2019-07-09 | Coal slime sorting unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110238051B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111391173A (en) * | 2020-04-17 | 2020-07-10 | 濮阳市中原石化实业有限公司 | Particle screening device for mixed plastic extrusion granulation engineering |
| CN112902606A (en) * | 2021-01-18 | 2021-06-04 | 重庆新涛高新材料科技有限公司 | Drying device is used in white carbon black processing |
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| CN110238051A (en) | 2019-09-17 |
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