CN221208928U - Raw coal classifying and screening machine - Google Patents
Raw coal classifying and screening machine Download PDFInfo
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- CN221208928U CN221208928U CN202323125174.4U CN202323125174U CN221208928U CN 221208928 U CN221208928 U CN 221208928U CN 202323125174 U CN202323125174 U CN 202323125174U CN 221208928 U CN221208928 U CN 221208928U
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- fixedly connected
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- raw coal
- classifying
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- 239000003245 coal Substances 0.000 title claims abstract description 64
- 238000012216 screening Methods 0.000 title claims abstract description 50
- 206010040007 Sense of oppression Diseases 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 10
- 239000002817 coal dust Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 5
- 239000002994 raw material Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 3
- 238000007873 sieving Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a raw coal classifying and screening machine, which belongs to the technical field of raw coal feed pretreatment and comprises a screening box, a classifying and screening component and a limiting and pressing component, wherein the classifying and screening component is movably arranged in the screening box, the limiting and pressing component is fixedly connected to the side surface of the classifying and screening component, the limiting and pressing component is divided into four groups and is arranged on the side surface of the classifying and screening component in a rectangular arrangement, the side surface of the screening box is fixedly connected with a fixed plate, and the upper surface of the fixed plate is fixedly connected with a motor.
Description
Technical Field
The utility model relates to the technical field of raw coal feed pretreatment, in particular to a raw coal classifying and screening machine.
Background
The raw coal is coal which is mined from underground and is not subjected to any processing, is mainly used for combustion, coking, gasification, low-temperature carbonization, hydrogenation liquefaction and the like, is an important raw material for metallurgical and chemical industries, is different in size and doped with raw coal powder, has low utilization rate if being directly combusted, and therefore, the raw coal is required to be classified and screened, the conventional raw coal screening mode usually adopts a screen plate to assist manual operation, the time and labor are wasted, the screening mode only can carry out two-level screening on the raw coal, and can not carry out more than two-level screening on the raw coal, and the following device is provided for solving the problems.
Disclosure of utility model
Technical problem to be solved
Aiming at the defects existing in the prior art, the utility model aims to provide a raw coal classifying and screening machine which has the characteristics of higher screening efficiency of raw coal and convenience for multi-stage screening of the raw coal.
Technical proposal
In order to achieve the above purpose, the utility model provides a raw coal classifying and screening machine, which comprises a screen box, classifying and screening components and a limiting and pressing component, wherein the classifying and screening components are movably arranged inside the screen box, the limiting and pressing component is fixedly connected to the side surface of the classifying and screening components, the limiting and pressing component is in four groups, the limiting and pressing components are arranged on the side surface of the classifying and screening components in a rectangular arrangement, the side surface of the screen box is fixedly connected with a fixing plate, the upper surface of the fixing plate is fixedly connected with a motor, the surface of the screen box is penetrated with a first bearing, the first bearing is penetrated with a rotating shaft, one end of the rotating shaft is fixedly connected with the other end of an output shaft of the motor, the inner wall of the screen box is fixedly connected with a second bearing, the other end of the rotating shaft is penetrated into the second bearing, the surface of the rotating shaft is fixedly connected with an eccentric wheel, the lower surface of the classifying and screening component is fixedly connected with a matching piece, and the upper surface of the eccentric wheel is overlapped on the lower surface of the matching piece, and the upper surface of the screen box is fixedly connected with a feed hopper.
When using a raw coal classified screening machine of this technical scheme, through setting up motor, the eccentric wheel, cooperation spare and spacing oppression subassembly, when sieving the raw coal, at first through control switch control motor operation, the motor drives the eccentric wheel and rotates, because spacing oppression subassembly can apply decurrent effort to classifying screen subassembly and cooperation spare, consequently pivoted eccentric wheel is laminated the operation with the cooperation spare internal surface all the time, under the mutually supporting of eccentric wheel and cooperation spare, classifying screen subassembly is vibration from top to bottom, then add the raw coal on to classifying screen subassembly through the feeder hopper, because classifying screen subassembly of vibration is 30 degrees settings, raw coal will be followed vibrations when rolling above that, consequently the raw materials at every stage in the raw coal are easier faster separation, the efficiency to the screening of raw coal is higher.
Further, the classifying screen subassembly includes first sieve, first sieve activity sets up inside the sieve case, first sieve lower surface fixedly connected with is hindered the flitch, first material baffle lower surface fixedly connected with guide hopper, first sieve lower surface fixedly connected with connecting rod, connecting rod lower extreme fixedly connected with second sieve, the connecting rod is the multiunit altogether to be the rectangle and arrange the setting at second sieve upper surface, cooperation piece fixed connection is at second sieve lower surface.
Further, the inside second flitch that hinders that is provided with of sieve case, the inside fixedly connected with fritter ejection of compact platform of sieve case, second is hindered flitch lower extreme fixed connection and is being discharged at fritter ejection of compact bench surface, the inside fixedly connected with buggy ejection of compact platform of sieve case, the buggy discharge gate has been seted up to the sieve case surface, the position of buggy discharge gate corresponds with the position of buggy ejection of compact platform.
Further, spacing oppression subassembly includes the spacing groove, the spacing groove is offered in the screen box side, sliding in the spacing groove is provided with the connecting block, connecting block one end fixed connection is in the side of first sieve, the perforation has been seted up on the connecting block surface, wear to be equipped with the guide arm in the perforation, the spring has been cup jointed on the guide arm surface, screen box side fixedly connected with U-shaped fixing base, guide arm fixed connection is inside the U-shaped fixing base.
Further, the first sieve plate and the second sieve plate are both arranged at 30 degrees, and the length of the first sieve plate is greater than that of the second sieve plate.
Further, the surface of the screen box is fixedly connected with a control switch.
Further, the screen box bottom fixedly connected with supports the base, support the base and have a plurality ofly to be the rectangle and arrange the setting in the screen box bottom.
Advantageous effects
In summary, the utility model has the following beneficial effects:
1. This raw coal classified screening machine, through setting up the motor, the eccentric wheel, cooperation spare and spacing oppression subassembly, when sieving the raw coal, at first through control switch control motor operation, the motor drives the eccentric wheel and rotates, because spacing oppression subassembly can exert decurrent effort to classifying screen subassembly and cooperation spare, consequently pivoted eccentric wheel is the laminating operation with cooperation spare internal surface all the time, under the mutually supporting of eccentric wheel and cooperation spare, classifying screen subassembly is vibration from top to bottom, then add the raw coal on to classifying screen subassembly through the feeder hopper, because the classifying screen subassembly of vibration is 30 degrees settings, the raw coal will be accompanied vibrations above that, consequently, the raw materials at each level in the raw coal are more easy faster the separation, the efficiency to the screening of raw coal is higher.
2. This raw coal classified screening machine, through setting up hierarchical screening subassembly, when carrying out the screening to the raw coal, under the cooperation of first sieve and second sieve for the raw coal can be separated into different specifications, under the cooperation of guide hopper, first flitch and second flitch that hinders simultaneously, make the raw coal of different specifications can be kept apart and collect, make the device be better to the quality of raw coal screening, improved the practicality of the device.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments or the prior art will be briefly described, and it is apparent that the drawings in the following description are only one embodiment of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a front perspective view of the present utility model;
FIG. 2 is a schematic diagram of the present utility model in front perspective cross-section;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2.
The marks in the drawings are:
1. A screen box; 2. a classifying screen assembly; 201. a first screen plate; 202. a connecting rod; 203. a second screen plate; 3. a limit compression assembly; 301. a limit groove; 302. a connecting block; 303. perforating; 304. a guide rod; 305. a spring; 306. u-shaped fixing seat; 4. a fixing plate; 5. a motor; 6. a first bearing; 7. a rotating shaft; 8. a second bearing; 9. an eccentric wheel; 10. a mating member; 11. a feed hopper; 12. a first material blocking plate; 13. a guide hopper; 14. a second material blocking plate; 15. a small discharging table; 16. a coal dust discharging table; 17. a coal powder discharge port; 18. a control switch; 19. and a supporting base.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the technical solutions in the embodiments of the present utility model are clearly and completely described below to further illustrate the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all versions.
Examples:
the utility model is described in further detail below with reference to fig. 1-4.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a raw coal classified screening machine, including screen box 1, hierarchical screening subassembly 2 and spacing oppression subassembly 3, hierarchical screening subassembly 2 activity sets up inside screen box 1, spacing oppression subassembly 3 fixed connection is in hierarchical screening subassembly 2 sides, spacing oppression subassembly 3 is four sets of altogether, and be the rectangle range setting in hierarchical screening subassembly 2 sides, screen box 1 side fixedly connected with fixed plate 4, fixed plate 4 upper surface fixedly connected with motor 5, screen box 1 surface wears to be equipped with first bearing 6, wear to be equipped with pivot 7 in the first bearing 6, pivot 7 one end fixed connection is at the other end of motor 5 output shafts, screen box 1 inner wall fixedly connected with second bearing 8, the pivot 7 other end wears to establish in second bearing 8, pivot 7 fixed surface is connected with eccentric wheel 9, hierarchical screening subassembly 2 lower surface fixedly connected with fitting piece 10, eccentric wheel 9 upper surface overlap joint is at fitting piece 10 lower surface, screen box 1 upper surface fixedly connected with feeder hopper 11.
Through adopting above-mentioned technical scheme, this raw coal classifying screen machine, through setting up motor 5, eccentric wheel 9, cooperation spare 10 and spacing oppression subassembly 3, when sieving the raw coal, at first, through control switch 18 control motor 5 operation, motor 5 drives eccentric wheel 9 rotation, because spacing oppression subassembly 3 can exert decurrent effort to classifying screen subassembly 2 and cooperation spare 10, consequently pivoted eccentric wheel 9 is laminated with cooperation spare 10 internal surface all the time and is operated, under the mutually supporting of eccentric wheel 9 and cooperation spare 10, classifying screen subassembly 2 is vibrate from top to bottom, then add the raw coal on to classifying screen subassembly 2 through feeder hopper 11, owing to the classifying screen subassembly 2 of vibration is 30 degrees settings, the raw coal will be accompanied vibrations on it, consequently, the raw materials at each level in the raw coal are more easy faster separation, the efficiency to the screening of raw coal is higher.
Specifically, the classifying screen assembly 2 includes a first screen plate 201, the first screen plate 201 is movably arranged inside the screen box 1, a first material blocking plate 12 is fixedly connected to the lower surface of the first screen plate 201, a guide hopper 13 is fixedly connected to the lower surface of the first material blocking plate 12, a connecting rod 202 is fixedly connected to the lower surface of the first screen plate 201, a second screen plate 203 is fixedly connected to the lower end of the connecting rod 202, a plurality of groups of connecting rods 202 are shared, the connecting rods are arranged on the upper surface of the second screen plate 203 in a rectangular mode, and a matching piece 10 is fixedly connected to the lower surface of the second screen plate 203.
Through adopting above-mentioned technical scheme, this raw coal classified screening machine, through setting up hierarchical screening subassembly 2, when carrying out the screening to the raw coal, under the cooperation of first sieve 201 and second sieve 203 for the raw coal can be separated into different specifications, under the cooperation of guide hopper 13, first material blocking plate 12 and second material blocking plate 14 simultaneously, make the raw coal of different specifications can be kept apart and collect, make the device be better to the quality of raw coal screening, improved the practicality of the device.
Specifically, the inside second material board 14 that hinders that is provided with of screen box 1, the inside fixedly connected with fritter discharge table 15 of screen box 1, second material board 14 lower extreme fixed connection is at fritter discharge table 15 upper surface, the inside fixedly connected with buggy discharge table 16 of screen box 1, and buggy discharge gate 17 has been seted up to screen box 1 surface, and the position of buggy discharge gate 17 corresponds with the position of buggy discharge table 16.
Specifically, the limiting pressing assembly 3 comprises a limiting groove 301, the limiting groove 301 is formed in the side face of the screen box 1, a connecting block 302 is slidably arranged in the limiting groove 301, one end of the connecting block 302 is fixedly connected to the side face of the first screen plate 201, a through hole 303 is formed in the surface of the connecting block 302, a guide rod 304 is arranged in the through hole 303 in a penetrating mode, a spring 305 is sleeved on the surface of the guide rod 304, a U-shaped fixing seat 306 is fixedly connected to the side face of the screen box 1, and the guide rod 304 is fixedly connected to the inside of the U-shaped fixing seat 306.
Specifically, the first screening deck 201 and the second screening deck 203 are both disposed at 30 degrees, and the first screening deck 201 is longer than the second screening deck 203.
Specifically, the surface of the screen box 1 is fixedly connected with a control switch 18.
Specifically, the bottom of the screen box 1 is fixedly connected with a plurality of support bases 19, and the support bases 19 are arranged at the bottom of the screen box 1 in a rectangular arrangement.
The working principle of the utility model is as follows: when in use, due to the arrangement of the supporting base 19, the device can run stably in the use process, when people need to sieve the raw coal in multiple stages, firstly, people control the motor 5 to run through the control switch 18, the motor 5 drives the eccentric wheel 9 to rotate, the U-shaped fixing seat 306 supports the spring 305 to be always in a compressed state, the connecting block 302 at the lower end of the spring 305 can apply downward acting force to the classifying screen assembly 2 and the matching piece 10, so that the rotating eccentric wheel 9 always adheres to the inner surface of the matching piece 10 to run, under the mutual matching of the eccentric wheel 9 and the matching piece 10, the classifying screen assembly 2 oscillates up and down, then raw coal is added to the classifying screen assembly 2 through the feed hopper 11, and as the oscillating classifying screen assembly 2 is arranged at 30 degrees, the raw coal rolls on the classifying screen assembly and is vibrated, so that raw materials at all stages in the raw coal are easier and faster to separate, in the process of classifying and screening the raw coal, as the classifying screen assembly 2 is of a double-layer structure which is arranged at 30 degrees, raw coal with different sizes in the raw coal can be blocked on a first screen plate 201 and a second screen plate 203 of the classifying screen assembly respectively and then roll to the tail ends of the first screen plate 201 and the second screen plate 203 respectively, coal dust falls below the second screen plate 203, larger coal blocks fall on a guide hopper 13 from the first screen plate 201 and freely slide down, smaller coal blocks fall on a small block discharging table 15 and freely slide down, coal dust falls on a coal dust discharging table 16 and freely slide down from a coal dust discharging port 17, a plurality of stages of screen plates can be arranged between the first screen plate 201 and the second screen plate 203 of the classifying screen assembly 2 of the classifying screen assembly through a connecting rod 202 so that people can perform finer multi-stage screening on the raw coal, the practicability is better.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (7)
1. The utility model provides a raw coal classified screening machine, includes sieve case (1), classifying screen subassembly (2) and spacing oppression subassembly (3), its characterized in that: the utility model discloses a classifying screen subassembly (2) activity sets up inside sieve case (1), spacing oppression subassembly (3) fixed connection is in classifying screen subassembly (2) side, spacing oppression subassembly (3) are four sets of altogether to be the rectangle arrangement and set up in classifying screen subassembly (2) side, sieve case (1) side fixedly connected with fixed plate (4), fixed plate (4) upper surface fixedly connected with motor (5), first bearing (6) are worn to be equipped with on sieve case (1) surface, wear to be equipped with pivot (7) in first bearing (6), the other end at motor (5) output shaft of pivot (7) one end fixed connection, sieve case (1) inner wall fixedly connected with second bearing (8), the pivot (7) other end wears to establish in second bearing (8), pivot (7) surface fixedly connected with eccentric wheel (9), classifying screen subassembly (2) lower surface fixedly connected with fitting piece (10), surface lap joint is in fitting piece (10) lower surface under sieve case (1), upper surface fixedly connected with feeder hopper (11).
2. The raw coal classifying screen according to claim 1, wherein: the classifying screen assembly (2) comprises a first screen plate (201), the first screen plate (201) is movably arranged inside a screen box (1), a first material blocking plate (12) is fixedly connected with the lower surface of the first screen plate (201), a guide hopper (13) is fixedly connected with the lower surface of the first material blocking plate (12), a connecting rod (202) is fixedly connected with the lower surface of the first screen plate (201), a second screen plate (203) is fixedly connected with the lower end of the connecting rod (202), multiple groups of connecting rods (202) are shared, the upper surfaces of the second screen plates (203) are arranged in a rectangular mode, and a matching piece (10) is fixedly connected with the lower surface of the second screen plate (203).
3. The raw coal classifying screen according to claim 2, wherein: the novel coal dust discharging device is characterized in that a second material blocking plate (14) is arranged inside the screen box (1), a small discharging table (15) is fixedly connected inside the screen box (1), the lower end of the second material blocking plate (14) is fixedly connected to the upper surface of the small discharging table (15), a coal dust discharging table (16) is fixedly connected inside the screen box (1), a coal dust discharging hole (17) is formed in the surface of the screen box (1), and the position of the coal dust discharging hole (17) corresponds to the position of the coal dust discharging table (16).
4. The raw coal classifying screen according to claim 1, wherein: spacing oppression subassembly (3) include spacing groove (301), spacing groove (301) are seted up in screen box (1) side, slip in spacing groove (301) is provided with connecting block (302), connecting block (302) one end fixed connection is in the side of first sieve (201), perforation (303) have been seted up on connecting block (302) surface, wear to have been equipped with guide arm (304) in perforation (303), spring (305) have been cup jointed on guide arm (304) surface, screen box (1) side fixedly connected with U-shaped fixing base (306), guide arm (304) fixed connection is inside U-shaped fixing base (306).
5. The raw coal classifying screen according to claim 2, wherein: the first sieve plate (201) and the second sieve plate (203) are arranged at 30 degrees, and the length of the first sieve plate (201) is larger than that of the second sieve plate (203).
6. The raw coal classifying screen according to claim 2, wherein: the surface of the screen box (1) is fixedly connected with a control switch (18).
7. A raw coal classifying screen according to claim 3, wherein: the bottom of the screen box (1) is fixedly connected with a plurality of supporting bases (19), and the supporting bases (19) are arranged at the bottom of the screen box (1) in a rectangular mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323125174.4U CN221208928U (en) | 2023-11-20 | 2023-11-20 | Raw coal classifying and screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323125174.4U CN221208928U (en) | 2023-11-20 | 2023-11-20 | Raw coal classifying and screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221208928U true CN221208928U (en) | 2024-06-25 |
Family
ID=91565896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323125174.4U Active CN221208928U (en) | 2023-11-20 | 2023-11-20 | Raw coal classifying and screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221208928U (en) |
-
2023
- 2023-11-20 CN CN202323125174.4U patent/CN221208928U/en active Active
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| Date | Code | Title | Description |
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