CN219702041U - Dynamic powder selecting machine for coal mill - Google Patents
Dynamic powder selecting machine for coal mill Download PDFInfo
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- CN219702041U CN219702041U CN202320340199.7U CN202320340199U CN219702041U CN 219702041 U CN219702041 U CN 219702041U CN 202320340199 U CN202320340199 U CN 202320340199U CN 219702041 U CN219702041 U CN 219702041U
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- grinding
- grinding table
- feed inlet
- coal mill
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- 239000000843 powder Substances 0.000 title claims abstract description 25
- 239000003245 coal Substances 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000007664 blowing Methods 0.000 claims description 11
- 230000001174 ascending effect Effects 0.000 claims description 2
- 230000003028 elevating effect Effects 0.000 abstract description 11
- 239000008187 granular material Substances 0.000 abstract description 6
- 238000012216 screening Methods 0.000 abstract description 5
- 239000004568 cement Substances 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 building Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009439 industrial construction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model relates to a dynamic powder selecting machine of a coal mill, which belongs to the technical field of cement screening and comprises the following components: the box body, install the feed inlet at the box body top, the below of feed inlet is provided with the grinding table, is provided with the elevating platform above the grinding table, and the elevating platform has a plurality of electric grinding rollers along its axial direction equipartition, drives electric grinding roller through the lift of elevating platform and goes up and down to adjust the interval between electric grinding roller and the grinding table and then can adjust the fineness of grinding; after pouring the material on the feed inlet, the material on the feed inlet falls on the grinding table and grinds, drives electric grinding roller through the elevating platform and goes up and down, and then adjusts the interval between electric grinding roller and the grinding table and then can adjust the interval on the grinding table, can grind out the material of different granule, can blow the material of different granule to receiving the silo through adjusting blast apparatus's amount of wind size simultaneously and collect, can grind out the material of different sizes and conveniently collect through above-mentioned operation.
Description
Technical Field
The utility model belongs to the technical field of cement screening, and particularly relates to a dynamic coal mill powder separator.
Background
The powder concentrator is an important industrial device and has great help to the industrial construction of cement, building, coal and the like in China. And the dynamic powder selecting machine greatly improves the working efficiency to a certain extent, so that the powder selecting is finer and more accurate.
The utility model provides a coal mill developments selection powder machine has been published in patent publication No. CN217491141U, relates to selection powder machine technical field, which comprises a housin, the casing fixedly welded has the feed inlet, all fixedly connected with curb plate in the casing left and right sides wall, be provided with broken subassembly in the middle of the casing, the filter curb plate is installed to broken subassembly below, install two vibration exciters on the filter curb plate, the casing left side is connected with grinder through the pipeline, all install the heater on grinder's the subassembly left and right sides inner wall, grinder's subassembly bottom is attached to and breaks up the blade, the casing with the charging tray is installed to grinder lower extreme. Through the device, coarse powder and fine powder can be screened, the air quality is also protected under the conditions of quality guarantee and yield maintenance, and the powder selecting efficiency is improved in a certain procedure.
The dynamic powder selecting machine for the coal mill is used for screening in a screening mode, but only materials with single particle diameters can be screened out by screening through the screen.
Disclosure of Invention
The utility model aims to provide a coal mill dynamic powder concentrator, which solves the problem that the coal mill dynamic powder concentrator in the prior art can only select single-particle materials.
The technical scheme of the utility model is as follows:
a dynamic coal mill powder concentrator comprising: the box, the feed inlet is installed at the box top, the below of feed inlet is provided with the grinding table, the grinding table top is provided with the elevating platform, the elevating platform has a plurality of electric grinding rollers along its axial direction equipartition, the lift through the elevating platform drives electric grinding roller and goes up and down to adjust the interval between electric grinding roller and the grinding table and then can adjust the fineness degree of grinding, the drive arrangement who is used for driving its pivoted is installed to the bottom of grinding table, connect the silo on the grinding table, connect laminating each other between silo and the grinding table, install the blast apparatus who is used for blowing the material after grinding on the grinding table to connect the silo on the elevating platform.
Further, the feed inlet is of a funnel-shaped structure and is fixedly arranged on the box body; the opening of the feed inlet is larger when the materials are put in, so that the materials can be collected more conveniently.
Further, the middle part of grinding table is ascending cone structure, and cone structure's axis and the axis coincidence of feed inlet have seted up annular grinding groove on the grinding table, and the material that falls down in the feed inlet will even fall to the grinding table on, when electric grinding roller grinds, can grind the material more rapidly.
Further, the elevating platform includes the mesa and is used for driving the mesa and goes up and down electric telescopic handle, and electric telescopic handle has a plurality ofly along the circumference equipartition of mesa, and a plurality of electric telescopic handle go up and down in step, and electric grinding roller installs on the bottom surface of mesa.
Further, the blowing device comprises a fan fixedly arranged on the lifting table, an air pipe is arranged at the output end of the fan, and an air quantity adjusting switch is arranged on the air pipe.
Further, the driving device comprises a supporting table, the grinding table is rotatably arranged on the supporting table around the rotating shaft of the grinding table as an axis, an inner gear ring is arranged on the grinding table, a gear is meshed on the inner gear ring, and a driving motor for driving the gear to rotate is arranged on the supporting table.
Further, an end face bearing is arranged on the supporting table, and the grinding table is arranged on an inner ring of the end face bearing.
Further, the bottom of the receiving groove is fixedly provided with an annular collecting groove, and the receiving groove is communicated with the annular collecting groove.
The beneficial effects of the utility model are as follows:
after pouring the material on the feed inlet, the material on the feed inlet falls on the grinding table and grinds, drives electric grinding roller through the elevating platform and goes up and down, and then adjusts the interval between electric grinding roller and the grinding table and then can adjust the interval on the grinding table, can grind out the material of different granule, can blow the material of different granule to receiving the silo through adjusting blast apparatus's amount of wind size simultaneously and collect, can grind out the material of different sizes and conveniently collect through above-mentioned operation.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the figure:
fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of another view according to an embodiment of the present utility model.
Fig. 3 is a schematic structural diagram of another view according to an embodiment of the present utility model.
In the figure: 1. a feed inlet; 2. a grinding table; 3. a lifting table; 31. a table top; 32. an electric telescopic rod; 4. an electric grinding roller; 5. a driving device; 51. a support table; 52. an inner gear ring; 53. a gear; 54. a driving motor; 6. a receiving groove; 7. a blowing device; 71. a blower; 72. an air duct; 73. an adjusting switch; 8. an annular collection tank.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1-3, a dynamic powder selecting machine for coal mill comprises a box body, wherein a feed inlet 1 is arranged at the top of the box body, a grinding table 2 is arranged below the feed inlet 1, a lifting table 3 is arranged above the grinding table 2, a plurality of electric grinding rollers 4 are uniformly distributed on the lifting table 3 along the axial direction of the grinding table, the electric grinding rollers 4 are driven to lift by lifting of the lifting table 3 to adjust the distance between the electric grinding rollers 4 and the grinding table 2 so as to adjust the grinding fineness, a driving device 5 for driving the grinding table 2 to rotate is arranged at the bottom of the grinding table 2, a receiving groove 6 is arranged on the grinding table 2, the receiving groove 6 is mutually attached to the grinding table 2, and a blowing device 7 for blowing materials ground on the grinding table 2 to the receiving groove 6 is arranged on the lifting table 3.
The feed inlet 1 is of a funnel-shaped structure and is fixedly arranged on the box body; the opening of the feed inlet 1 is larger when the materials are put in, so that the materials can be collected more conveniently.
The middle part of the grinding table 2 is of an upward conical structure, the axis of the conical structure coincides with the axis of the feed inlet 1, an annular grinding groove is formed in the grinding table 2, materials falling in the feed inlet 1 uniformly fall onto the grinding table 2, and the materials can be ground and ground more rapidly when the electric grinding roller 4 grinds.
The lifting table 3 comprises a table top 31 and electric telescopic rods 32 for driving the table top 31 to lift, a plurality of electric telescopic rods are uniformly distributed along the circumferential direction of the table top, the electric telescopic rods 32 lift synchronously, and the electric grinding roller 4 is arranged on the bottom surface of the table top 31; when the electric telescopic rod 32 drives the table top 31 to descend, the electric grinding roller 4 descends and reduces the distance between the electric grinding roller and the annular grinding groove, and the fineness of the grinding material can be adjusted by reducing the distance between the electric grinding roller and the annular grinding groove.
The blowing device 7 comprises a fan 71 fixedly arranged on the lifting table 3, an air pipe 72 is arranged at the output end of the fan 71, and an air outlet of the air pipe 72 faces the receiving groove 6; the material after grinding through the electric grinding roller 4 blows the material with smaller particles to the material receiving groove 6 through the blowing device 7, at the moment, the material with larger particles still remains on the grinding table 2 for continuous grinding, the air quantity adjusting switch 73 is arranged on the air pipe 72, when the fineness of the material to be ground is not high, the height of the table top 31 is increased, the gap between the electric grinding roller 4 and the annular grinding groove is adjusted, and the material with larger particles can be collected in the material receiving groove 6 by improving the air quantity.
The driving device 5 comprises a supporting table 51, the grinding table 2 is rotatably arranged on the supporting table 51 by taking a rotating shaft of the grinding table as an axis, an inner gear ring 52 is arranged on the grinding table 2, a gear 53 is meshed on the inner gear ring 52, and a driving motor 54 for driving the gear 53 to rotate is arranged on the supporting table 51; the driving motor 54 rotates to drive the gear 53 to rotate, and the gear 53 rotates to drive the inner gear ring 52 to rotate so as to drive the grinding table 2 to rotate at the best.
Preferably, the support table 51 is provided with an end face bearing, and the polishing table 2 is mounted on an inner ring of the end face bearing.
Preferably, the bottom of the receiving groove 6 is fixedly provided with an annular collecting groove 8, and the receiving groove 6 is communicated with the annular collecting groove 8.
The specific working principle is as follows: after pouring the material on the feed inlet 1, the material on the feed inlet 1 falls on the grinding table 2 and grinds, drives the electric grinding roller 4 through the elevating platform 3 and goes up and down, and then adjusts the interval between the electric grinding roller 4 and the grinding table 2 and then can adjust the interval on the grinding table 2, can grind out the material of different granule, can blow the material of different granule into the receiving tank 6 through adjusting the amount of wind of blast apparatus 7 simultaneously and collect, can grind out the material of different sizes and conveniently collect through above-mentioned operation.
Claims (8)
1. A coal mill dynamic powder concentrator, comprising:
the box body, the top of the box body is provided with a feed inlet (1), a grinding table (2) is arranged below the feed inlet (1),
the lifting table (3) is arranged above the grinding table (2), a plurality of electric grinding rollers (4) are uniformly distributed on the lifting table (3) along the axial direction of the lifting table, and the grinding fineness can be adjusted by adjusting the distance between the electric grinding rollers (4) and the grinding table (2);
the driving device (5) is arranged at the bottom of the grinding table (2) and used for driving the grinding table (2) to rotate;
and the blowing device (7) is arranged on the lifting table (3), and the air outlet quantity of the blowing device (7) is adjustable and is used for blowing off the ground materials on the grinding table (2).
2. The dynamic coal mill powder concentrator of claim 1, wherein: the feed inlet (1) is of a funnel-shaped structure.
3. The dynamic coal mill powder concentrator of claim 1, wherein: the middle part of grinding table (2) is ascending cone structure, and cone structure's axis and the axis coincidence of feed inlet (1), set up annular grinding groove on grinding table (2), the material that falls in feed inlet (1) will be even to on grinding table (2).
4. The dynamic coal mill powder concentrator of claim 1, wherein: the lifting table (3) comprises a table top (31) and electric telescopic rods (32) used for driving the table top (31) to lift, a plurality of electric telescopic rods are uniformly distributed along the circumferential direction of the table top, the electric telescopic rods (32) lift synchronously, and the electric grinding roller (4) is mounted on the bottom surface of the table top (31).
5. The dynamic coal mill powder concentrator of claim 1, wherein: the air blowing device (7) comprises a fan (71) fixedly arranged on the lifting table (3), an air pipe (72) is arranged at the output end of the fan (71), a receiving groove (6) is arranged at one side of an air outlet of the air pipe (72), and an air quantity adjusting switch (73) is arranged on the air pipe (72).
6. The dynamic coal mill powder concentrator of claim 1, wherein: the driving device (5) comprises a supporting table (51), the grinding table (2) is rotatably arranged on the supporting table (51) around the rotating shaft of the grinding table (2) as an axis, an annular gear (52) is arranged on the grinding table (2), a gear (53) is meshed on the annular gear (52), and a driving motor (54) for driving the gear (53) to rotate is arranged on the supporting table (51).
7. The dynamic coal mill powder concentrator of claim 6, wherein: an end face bearing is mounted on the supporting table (51), and the grinding table (2) is mounted on an inner ring of the end face bearing.
8. The dynamic coal mill powder concentrator of claim 5, wherein: the bottom of the receiving groove (6) is fixedly provided with an annular collecting groove (8), and the receiving groove (6) is communicated with the annular collecting groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320340199.7U CN219702041U (en) | 2023-02-28 | 2023-02-28 | Dynamic powder selecting machine for coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320340199.7U CN219702041U (en) | 2023-02-28 | 2023-02-28 | Dynamic powder selecting machine for coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219702041U true CN219702041U (en) | 2023-09-19 |
Family
ID=87979847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320340199.7U Active CN219702041U (en) | 2023-02-28 | 2023-02-28 | Dynamic powder selecting machine for coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219702041U (en) |
-
2023
- 2023-02-28 CN CN202320340199.7U patent/CN219702041U/en active Active
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