CN218107780U - Crushing device for coal grading and quality-grading treatment - Google Patents
Crushing device for coal grading and quality-grading treatment Download PDFInfo
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- CN218107780U CN218107780U CN202222637913.7U CN202222637913U CN218107780U CN 218107780 U CN218107780 U CN 218107780U CN 202222637913 U CN202222637913 U CN 202222637913U CN 218107780 U CN218107780 U CN 218107780U
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Abstract
The utility model relates to the technical field of coal crushing, and a breaker for coal grading is disclosed, including screening case, be provided with on the screening case and carry out the crushing mechanism that breaks coal and be used for the screening mechanism with broken back crushed coal classifying screen, crushing mechanism is including setting up crushing case and the pan feeding unit on screening case, is provided with crushing roller in the crushing case, and the pan feeding unit includes the primary sifting subassembly that screens coal for the first time and send the bold coal into crushing case and directly sends the feed assembly that the fritter coal was sent into in the screening case into, and screening mechanism includes the grading unit that sieves the crushed coal that gets into in the screening case according to the particle diameter and the transport assembly that transports the coal after grading respectively; the utility model discloses a with the raw materials coal prescreening breakage, reduce the volume that needs broken coal, reduce the working strength of crushing roller, reduce the loss of crushing roller.
Description
Technical Field
The utility model relates to a broken technical field of coal, in particular to a breaker that is used for coal to divide matter to handle in grades.
Background
The coke is a kind of solid fuel, and is obtained by dry distillation of coal at high temperature of about 1000 deg.C, and its main component is fixed carbon, and its secondary component is ash content, and its volatile component and sulfur content are very low, and it is silver gray, and possesses metallic luster, hard and porous.
The Xinjiang coal has a great variety and complex coal quality components, and if the coal is used in a disordered way in the coking process, the coal with different components and sizes has large quality difference of the finally formed coke and uneven quality of the finished coke due to complex components of media under the same process condition.
Therefore, before coking, coal needs to be subjected to grading and quality grading treatment according to components and sizes, a crusher needs to be used for crushing large raw coal into small pieces of coal before the coal is subjected to grading and quality grading treatment, the existing crusher directly puts the large raw coal into the crusher for crushing and then uniformly transports the crushed raw coal to a vibrating screen for screening, the crusher can also avoid loss in the process of crushing the coal, and the efficiency of screening after the raw coal is directly put into the crusher for crushing is lower.
SUMMERY OF THE UTILITY MODEL
The utility model provides a breaker for coal divides matter to handle in grades, in order to solve the problem that current broken mode crushing efficiency of coal is low and the breaker loss is very fast.
In order to solve the above problem, the utility model discloses a following scheme realizes:
the utility model provides a breaker for coal divides matter to handle in grades, includes the screening case, be provided with crushing mechanism on the screening case and be used for the screening mechanism with broken back garrulous coal classifying screen, crushing mechanism is including setting up broken case and the pan feeding unit on the screening case, be provided with crushing roller in the broken case, the lower part of broken case is provided with the discharge gate, the pan feeding unit is including prescreen subassembly and feeding subassembly, be provided with on the broken case and connect the material mouth, the pan feeding mouth has been seted up on the broken case, the feeding subassembly includes that one end is fixed at the pan feeding board of pan feeding mouth department, the pan feeding board bottom is provided with the bracing piece, the lower extreme of bracing piece is fixed on the screening case, prescreen subassembly includes material feeding plate and fixes the supporting shoe in the pan feeding board both sides, the one end of material feeding plate is located the top that connects the material mouth, be equipped with the filter plate on the material feeding plate, material feeding plate rotates with the supporting shoe to be connected, material feeding plate is connected with the portion of rocking that makes the material feeding plate vibration.
The utility model discloses a theory of operation and beneficial effect do: when the crushing device is used, large coal blocks which are screened out from small coal blocks by the feeding plate are directly fed into the screening mechanism from the feeding port through the feeding plate for screening, larger coal blocks are fed into the crusher from the receiving port through the feeding plate for crushing and then are fed onto the screening mechanism for screening, the crushed coal blocks are divided into coal blocks of different grades according to a certain diameter range through the screening mechanism, the coal blocks of different grades are respectively conveyed to the next step through the conveying assembly, the raw material coal is primarily screened and crushed, the quantity of the coal to be crushed is reduced, the working strength of the crushing roller is reduced, the loss of the crushing roller is reduced, the quantity of the coal to be crushed is reduced, the crushing time is shortened, the crushing efficiency is improved, the crushed coal blocks are screened according to a certain particle size and are respectively conveyed, and the coal blocks are classified and conveniently subjected to coal grading and quality grading treatment.
Further, the screening mechanism comprises a grading unit for grading the crushed coal entering the screening box according to the particle size and a conveying assembly for respectively conveying the graded coal.
Further, the conveying assembly comprises at least two conveying belts arranged below the screening box and a receiving hopper arranged on the screening box and corresponding to the position of each conveying belt.
Further, the classifying unit is including setting up the sieve that is located the hopper top of connecing in the screening incasement, the one end and the rotation of screening incasement wall of sieve are connected, the other end of sieve is provided with the vibration subassembly that makes the sieve vibration, the sieve includes and meets screen cloth and the perpendicular to screen cloth that hopper quantity is the same and surround the baffle in the screen cloth outside.
Further, the mesh number of the screen is increased in turn.
Further, the vibration subassembly is including setting up leaf spring, the push rod of setting in the sieve top, deflector and the drive division that makes push rod straight reciprocating motion in the sieve below, the deflector is fixed with screening incasement wall, be provided with the guide way on the deflector, the push rod sets up in the guide way, the one end and the sieve of push rod are fixed.
Further, the drive division includes the driving-disc fixed with the push rod, be provided with the spout on the driving-disc, the spout includes arc spout and sharp spout, the tip intercommunication of arc spout and sharp spout, sharp spout is fixed with the push rod, be provided with the axis of rotation on the lateral wall of screening case, the one end of axis of rotation is fixed with the rolling disc, the other end of axis of rotation is connected with the motor, the eccentric driving post that is provided with on the rolling disc, stretch into in the spout.
Further, a conveying belt is arranged on the feeding plate and connected with a motor, one end of the conveying belt extends into the feeding opening, a supporting rod is arranged at the bottom of the feeding plate, and the lower end of the supporting rod is fixed on the screening box.
Furthermore, the shaking part comprises a connecting plate arranged on the feeding plate, the lower end of the connecting plate is rotatably connected with an eccentric wheel, and the eccentric wheel is connected with a motor.
Further, the filter plate has the same mesh number as the minimum mesh number of the screen.
The utility model discloses a with the raw materials coal prescreening breakage, reduce the volume that needs broken coal, reduce the working strength of crushing roller, reduce the loss of crushing roller.
The utility model discloses a with the raw materials coal primary screen breakage, reduce the volume that needs broken coal, reduce crushing time, improve crushing efficiency, sieve the coal after the breakage according to certain particle diameter, carry respectively, with the coal classification be convenient for after in the coal classification branch matter is handled.
Drawings
The invention is further explained below with reference to the drawings and the description.
Fig. 1 is a schematic structural diagram of a crushing device for coal classification and quality-grading treatment of the present invention.
Fig. 2 isbase:Sub>A schematic cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 1.
Fig. 3 is a schematic cross-sectional view at B-B in fig. 1.
Fig. 4 is a schematic cross-sectional view at C-C in fig. 1.
Fig. 5 is a partially enlarged view of fig. 1 at D.
Fig. 6 is a schematic cross-sectional view taken at E-E in fig. 5.
In the figure: 1-screening box, 101-supporting leg, 102-receiving hopper, 103-screening plate, 1031-screen mesh, 1032-baffle, 104-supporting table, 2-conveying belt, 301-push rod, 302-guide plate, 303-guide groove, 304-driving disk, 305-chute, 3051-arc chute, 3052-linear chute, 306-steel plate spring, 307-rotating shaft, 308-rotating disk, 309-driving column, 4-crushing box, 401-crushing roller, 402-discharging port, 403-receiving port, 404-feeding port, 501-feeding plate, 502-supporting rod, 503-conveying belt, 504-supporting block, 505-feeding plate, 506-connecting plate, 507-eccentric wheel and 508-filtering plate.
Detailed Description
The crushing device for the coal classification and quality separation treatment as shown in the figures 1-6 comprises a screening box 1 arranged on the ground, wherein the bottom of the screening box 1 is provided with a support leg 101, and the support leg 101 is supported on the ground.
Three conveyer belts 2 are arranged below the screening box 1 side by side, a receiving hopper 102 is arranged on the screening box 1 above each conveyer belt 2, a screen plate 103 is arranged in the screening box 1 above the receiving hopper 102, coal blocks screened out by the screen plate 103 can fall into the three receiving hoppers 102 respectively and then fall onto the conveyer belt 2 to be transported to the next step, and a conveying assembly for transporting coal is formed.
A push rod 301 is arranged above the steel plate spring 306 mounted on the sieve plate 103, the lower end of the push rod 301 is fixed at the center of the upper surface of the end part of the sieve plate 103, a guide plate 302 is arranged outside the push rod 301, the guide plate 302 is fixed on the inner wall of the sieving box 1, a guide groove 303 is arranged on the guide plate 302, and the push rod 301 is arranged in the guide groove 303 and can slide in the guide groove 303.
A driving disc 304 is fixed at the upper end of the push rod 301, a sliding chute 305 is arranged on the driving disc 304, the sliding chute 305 is formed by an arc sliding chute 3051 and a straight sliding chute 3052 which are communicated through two ends to form a complete sliding chute, and the middle of the straight sliding chute 3052 is fixed with the upper end of the push rod 301.
Be provided with axis of rotation 307 on the lateral wall of screening case 1 of arc spout 3051 centre of a circle position department, axis of rotation 307 is fixed with rolling disc 308 in the inside one end of screening case 1, and the edge of rolling disc 308 is provided with a drive post 309, and drive post 309 stretches into in spout 305, can slide in spout 305, and axis of rotation 307 is located the outside one end connection motor of screening case 1, is rotated by motor drive.
When the rotating shaft 307 rotates, the rotating disc 308 rotates along with the rotating shaft, so that the driving column 309 rotates along a circle, the driving column 309 slides in the chute 305 in the rotating process, and pushes the driving disc 304 to do reciprocating linear motion when passing through the arc chute 3051 and the linear chute 3052, so that the push rod 301 drives the screen plate 103 to do reciprocating motion up and down, and the steel plate spring 306 below the screen plate 103 is matched to drive the screen plate 103 to vibrate.
When the driving column 309 slides from the arc chute 3051 to the linear chute 3052, the driving disc 304 is pushed to move downwards, and when the driving column 309 slides from the linear chute 3052 to the arc chute 3051, the driving disc 304 is pushed to move upwards, so that reciprocating motion is realized.
The screen plate 103 comprises three screens 1031 in the middle and a baffle 1032 perpendicular to the screens 1031 and surrounding the three screens 1031, wherein the three screens 1031 are stainless steel screens in this embodiment, the mesh numbers from left to right are 10 meshes, 6 meshes and 2 meshes, the mesh numbers are sequentially reduced, the diameters of the filter holes are gradually increased, and the crushed coal is classified according to a certain particle size range.
The driving disc 304 and the driving column 309 form a driving part for driving the push rod 301 to reciprocate up and down, the steel plate spring 306, the push rod 301 and the driving part form a vibration component for vibrating the sieve plate 103, the sieve plate 103 and the vibration component form a grading unit for grading and screening coal, and the grading unit and the material conveying component form a screening mechanism.
Be provided with broken case 4 on the screening case 1 of the lower one side top of sieve 103 mesh number, be provided with crushing roller 401 in broken case 4, the equal opening of the last downside of broken case 4, the end opening is discharge gate 402, and the end opening is for connecing material mouth 403, and pan feeding mouth 404 has been seted up to the side below of broken case 4.
A feeding plate 501 is arranged beside a feeding port 404 on the screening box 1, a support rod 502 is arranged at the bottom of the feeding plate 501, the lower end of the support rod 502 is fixed on the upper surface of the screening box 1, a conveying belt 503 is arranged on the feeding plate 501, the conveying belt 503 is driven by a motor (not shown in the figure), the tail end of the conveying belt 503 is located at the feeding port 404, and one end of the feeding plate 501, which is close to the feeding port 404, is fixed on the feeding port 404, so that a feeding assembly for feeding materials into the screening box is formed.
Two supporting blocks 504 positioned at two sides of the feeding plate 501 are fixed at one side of the feeding plate 501 close to the feeding port 404, a feeding plate 505 is arranged above the feeding plate 501, one end of the feeding plate 505 is positioned above the receiving port 403, one end of the feeding plate 505 close to the receiving port 403 is rotatably connected with the upper end of the supporting block 504, a connecting plate 506 is fixed at the side of the feeding plate 505 far away from the receiving port 403, the lower end of the connecting plate 506 is rotatably connected with an eccentric 507, the eccentric 507 is driven to rotate by a motor (not shown in the figure), the eccentric 507 rotates to drive the connecting plate 506 to move, so that the end, provided with the connecting plate 506, of the feeding plate 505 moves up and down, the feeding plate 505 moves up and down with the upper end of the supporting block 504 as a reference, vibration is realized, the connecting plate 506 and the eccentric 507 constitute a shaking part for vibrating the feeding plate 505, and the shaking part constitute a primary screening assembly for primarily screening coal.
The feeding component and the primary screening component form a feeding unit for feeding coal into the screening box 1, and the feeding unit and the crushing box 4 on the screening box 1 form a crushing mechanism for crushing the coal.
The surface of the feeding plate 505 is provided with a filter plate 508 with 2 meshes, coal with smaller diameter is screened out and falls on a conveyer belt 503 in the feeding plate 501, the coal is directly sent into the screening box 1 by the conveyer belt 503 to be screened, and coal with larger diameter is sent into the crushing box 4 to be crushed.
The utility model discloses during the use, on flitch 505 will be carried to the broken coal of needs, go up flitch 505 and vibrate under the drive of motor, carry out preliminary screening with broken coal, the less coal of diameter falls on the transportation area 503 on pan feeding board 501, directly send into screening case 1 with the less coal of diameter from pan feeding mouth 404 department, the great coal of diameter gets into in broken case 4 from the material receiving mouth 403 of broken case 4 under the vibration effect of last flitch 505 and gets into in the screening case 1 from the discharge gate 402 of below through the breakage of crushing roller 401.
The crushed coal entering the screening box 1 falls on the left side of the screen plate 103, the screen plate 103 vibrates under the cooperation of the push rod 301 and the steel plate spring 306, the coal falling on the screen plate 103 is pushed from left to right, passes through the screening of three sections of screens 1031, enters the three receiving hoppers 102 respectively, finally falls on the conveyer belt 2, and is conveyed to the next working procedure for continuous processing.
The utility model discloses a with the raw materials coal prescreening breakage, reduce the volume that needs broken coal, reduce crushing roller 401's working strength, reduce crushing roller 401's loss.
The utility model discloses a with the raw materials coal primary screen breakage, reduce the volume that needs broken coal, reduce crushing time, improve crushing efficiency, sieve the coal after the breakage according to certain particle diameter, carry respectively, with the coal classification be convenient for after in the coal classification branch matter is handled.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top", "end", "one side" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Also, unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
It is to be understood that the above description is only one embodiment of the invention, and not all embodiments. Other modifications or equivalent substitutions made by those skilled in the art based on the embodiments of the present invention should be included in the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a breaker for coal divides matter to handle in grades, includes screening case (1), its characterized in that, be provided with broken mechanism on screening case (1) and be used for the screening mechanism with broken back crushed coal classified screening, broken mechanism is including setting up broken case (4) and the pan feeding unit on screening case (1), be provided with crushing roller (401) in broken case (4), the lower part of broken case (4) is provided with discharge gate (402), the pan feeding unit is including prescreening subassembly and feeding subassembly, be provided with on broken case (4) and connect material mouth (403), pan feeding mouth (404) have been seted up on broken case (4), the feeding subassembly includes that one end is fixed at pan feeding board (501) of pan feeding mouth (404) department, pan feeding board (501) bottom is provided with bracing piece (502), the lower extreme of bracing piece (502) is fixed on screening case (1), prescreening subassembly includes flitch (505) and fixes supporting shoe (504) in pan feeding board (501) both sides, the one end of going up flitch (505) is located the top of connecing material mouth (403), go up flitch (505) and be connected with on the vibrating plate (508), the flitch portion (508) is connected with the vibrating plate (508).
2. The crushing device for coal classification and quality separation treatment according to claim 1, wherein the screening mechanism comprises a classification unit for classifying the crushed coal entering the screening box (1) according to particle size and a conveying assembly for separately conveying the classified coal.
3. The crushing device for coal classification and quality separation treatment according to claim 2, wherein the conveying assembly comprises at least two conveying belts (2) arranged below the screening box (1) and a receiving hopper (102) arranged on the screening box (1) corresponding to the position of each conveying belt (2).
4. A crushing device for coal classification and quality separation according to claim 3, wherein the classification unit comprises a screen plate (103) which is arranged in the screening box (1) and is positioned above the receiving hopper (102), one end of the screen plate (103) is rotatably connected with the inner wall of the screening box (1), the other end of the screen plate (103) is provided with a vibration component which makes the screen plate (103) vibrate, and the screen plate (103) comprises screens (1031) which are as many as the receiving hopper (102) and baffles (1032) which are vertical to the screens (1031) and surround the screens (1031).
5. The crushing device for coal classification and quality separation treatment according to claim 4, wherein the mesh number of the screen mesh (1031) is sequentially increased.
6. The crushing device for coal classification and quality separation according to claim 4, wherein the vibration assembly comprises a leaf spring (306) arranged below the sieve plate (103), a push rod (301) arranged above the sieve plate (103), a guide plate (302) and a driving part for enabling the push rod (301) to reciprocate linearly, the guide plate (302) is fixed with the inner wall of the sieving box (1), a guide groove (303) is arranged on the guide plate (302), the push rod (301) is arranged in the guide groove (303), and one end of the push rod (301) is fixed with the sieve plate (103).
7. The crushing device for coal grading and quality grading treatment according to claim 6, wherein the driving part comprises a driving disc (304) fixed with a push rod (301), a sliding chute (305) is arranged on the driving disc (304), the sliding chute (305) comprises an arc sliding chute (3051) and a linear sliding chute (3052), the end parts of the arc sliding chute (3051) and the linear sliding chute (3052) are communicated, the linear sliding chute (3052) is fixed with the push rod (301), a rotating shaft (307) is arranged on the side wall of the grading box (1), a rotating disc (308) is fixed at one end of the rotating shaft (307), a motor is connected at the other end of the rotating shaft (307), a driving column (309) is eccentrically arranged on the rotating disc (308), and the driving column (309) extends into the sliding chute (305).
8. The crushing device for coal classification and quality separation treatment according to claim 1, wherein a conveyer belt (503) is arranged on the feeding plate (501), a motor is connected to the conveyer belt (503), and one end of the conveyer belt (503) extends into the feeding port (404).
9. The crushing device for the coal classification and quality grading treatment according to claim 8, wherein the shaking part comprises a connecting plate (506) arranged on a feeding plate (505), the lower end of the connecting plate (506) is rotatably connected with an eccentric wheel (507), and the eccentric wheel (507) is connected with a motor.
10. The coal classification and coal classification crushing device according to claim 9, wherein the filter plate (508) has the same mesh size as the smallest mesh size screen (1031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222637913.7U CN218107780U (en) | 2022-10-09 | 2022-10-09 | Crushing device for coal grading and quality-grading treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222637913.7U CN218107780U (en) | 2022-10-09 | 2022-10-09 | Crushing device for coal grading and quality-grading treatment |
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| CN218107780U true CN218107780U (en) | 2022-12-23 |
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| CN202222637913.7U Active CN218107780U (en) | 2022-10-09 | 2022-10-09 | Crushing device for coal grading and quality-grading treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116809407A (en) * | 2023-08-10 | 2023-09-29 | 唐山鼎晖食品股份有限公司 | Impurity removing device for screening corn kernels and method thereof |
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2022
- 2022-10-09 CN CN202222637913.7U patent/CN218107780U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116809407A (en) * | 2023-08-10 | 2023-09-29 | 唐山鼎晖食品股份有限公司 | Impurity removing device for screening corn kernels and method thereof |
| CN116809407B (en) * | 2023-08-10 | 2024-04-02 | 唐山鼎晖食品股份有限公司 | Impurity removing device for screening corn kernels and method thereof |
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