CN116511044B - Automatic screening equipment for coal for mining production - Google Patents
Automatic screening equipment for coal for mining production Download PDFInfo
- Publication number
- CN116511044B CN116511044B CN202310786611.2A CN202310786611A CN116511044B CN 116511044 B CN116511044 B CN 116511044B CN 202310786611 A CN202310786611 A CN 202310786611A CN 116511044 B CN116511044 B CN 116511044B
- Authority
- CN
- China
- Prior art keywords
- plate
- frame
- frames
- coal
- baffle
- 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.)
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- 239000003245 coal Substances 0.000 title claims abstract description 74
- 238000012216 screening Methods 0.000 title claims abstract description 49
- 238000005065 mining Methods 0.000 title claims abstract description 16
- 238000005192 partition Methods 0.000 claims abstract description 9
- 239000004744 fabric Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 239000003818 cinder Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000826860 Trapezium Species 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/02—Fastening means for fastening screens to their frames which do not stretch or sag the screening surfaces
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The application relates to the technical field of coal screening, in particular to automatic coal screening equipment for mining production, which comprises a box body, wherein partition plates are respectively and movably connected to the inner side walls of the front side and the rear side of the box body, the two partition plates are fixedly connected through a baffle plate, a supporting frame is fixedly connected to the outer side wall of the box body, a vibrating motor is arranged on the supporting frame, the output end of the vibrating motor extends into the box body and is fixedly connected with the partition plates, and a plurality of plate frames are sequentially arranged at the lower end of the baffle plate. According to the application, the plurality of plate frames and the screen are arranged, when the coal blocks are screened on one screen, the subsequent plate frames are in a retracted state, so that the coal blocks cannot slide downwards when the coal blocks are not screened completely, and when the coal blocks are screened completely on the screen, the subsequent plate frames are put down one by one, the coal blocks are screened layer by layer, and incomplete screening of the coal blocks due to too fast sliding downwards is avoided, so that the effective screening of coal is ensured.
Description
Technical Field
The application relates to the technical field of coal screening, in particular to automatic coal screening equipment for mining production.
Background
Coal, abbreviated as coal, is ancient plant remains buried under the stratum, and is subjected to the action of the crust under the pressure and temperature conditions of isolating air, and the generated carbonized fossil minerals are mainly used as fuel by human beings. Coal is a major industry, or a minor industry, for the modern industry; the energy industry, the metallurgical industry, the chemical industry, the mechanical industry, the light textile industry, the food industry and the transportation industry play an important role, and various industrial departments consume a certain amount of coal to a certain extent.
The coal can be classified according to the particle size of coal by utilizing a coal screening device after being mined, and the screening device in the prior art is used for screening sliding coal during working, but the effective screening of the coal cannot be ensured due to the fact that the sliding speed of the coal is high, and the defect of poor practicality exists during actual use and needs to be improved.
Disclosure of Invention
The application aims at: in order to solve the problems, an automatic coal screening device for mining production is provided.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the utility model provides a mining industry production is with automatic screening equipment of coal, includes the box, respectively swing joint has the baffle on the both sides inside wall around the box, through baffle fixed connection between two baffles, box outside wall fixedly connected with support frame, be equipped with vibrating motor on the support frame, vibrating motor's output extends to the inside of box and with baffle fixed connection, the baffle lower extreme is equipped with a plurality of frames in proper order, is equipped with the screen cloth on a plurality of frames respectively, rotates through the pivot between two adjacent frames to be connected, is fixedly connected with trapezium frame on a plurality of frames respectively, is connected through linkage subassembly between the trapezium frame on two adjacent frames, is close to the board lower extreme and baffle lower extreme fixed connection;
the linkage assembly comprises a hydraulic rod, the lower end of the hydraulic rod is rotationally connected with a rotating shaft, a first connecting rod and a second connecting rod are respectively rotationally connected to one sides, close to each other, of the trapezoid frames on two adjacent plate frames, one ends, close to each other, of the first connecting rod and the second connecting rod are rotationally connected through the second rotating shaft, and the output end of the hydraulic rod is rotationally connected with the second rotating shaft;
the box inside bottom surface wall of board frame below is equipped with and collects frame two and a plurality of collection frame one, and a plurality of collection frame one and a plurality of board frame one-to-one setting.
Preferably, sealing gaskets are arranged on two sides of the plate frame, and the plate frame is abutted with the partition plate through the sealing gaskets.
Preferably, the outer side of the plate frame far away from the baffle is provided with a first buckle, and one side of the upper end of the baffle is provided with a second buckle matched with the first buckle.
Preferably, the box body is provided with a feed inlet, the baffle is provided with a through groove corresponding to the feed inlet, and the lower end of the feed inlet is communicated with the through groove through a hose.
Preferably, the plurality of plate frames are all obliquely arranged, the inclination angle is 15-30 degrees, and the mesh sizes of the screens on the plurality of plate frames are sequentially increased from high to low.
Preferably, the second collecting frame and the first collecting frames are respectively provided with a handle, and the box body is provided with a channel matched with the second collecting frame and the first collecting frames.
Preferably, the second collecting frame and the first collecting frames are respectively provided with an elastic base.
Preferably, grooves are formed in two sides of the trapezoid frame, and the size of each groove is matched with that of the hydraulic rod.
In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:
1. according to the application, the plurality of plate frames and the screen are arranged, when the coal blocks are screened on one screen, the subsequent plate frames are in a retracted state, so that the coal blocks cannot slide downwards when the coal blocks are not screened completely, and when the coal blocks are screened completely on the screen, the subsequent plate frames are put down one by one, so that the coal blocks are screened layer by layer, the incomplete screening of the coal blocks due to too fast sliding downwards in the screening process is avoided, the effective screening of coal is ensured, and the practical performance of screening equipment is greatly improved.
2. According to the application, the plurality of plate frames and the screen mesh are arranged, so that coal blocks can be subjected to multi-layer screening in one-time screening operation, the classification of coal is avoided by replacing the screen mesh with different sizes of screen mesh, the labor capacity of workers is reduced, and the screening efficiency is improved.
Drawings
Fig. 1 shows a schematic diagram of the overall structure of a screening device according to an embodiment of the present application;
fig. 2 shows a schematic diagram of the internal structure of a box provided according to an embodiment of the present application;
fig. 3 shows a schematic view of a baffle and a plate frame according to an embodiment of the present application;
fig. 4 shows a schematic structural diagram of a plate frame and a linkage assembly according to an embodiment of the present application;
fig. 5 shows an enlarged view of the structure of fig. 4 at a in accordance with the present application.
Legend description:
1. a case; 2. a partition plate; 3. a baffle; 4. a support frame; 5. a vibration motor; 6. a feed inlet; 7. a hose; 8. a plate frame; 9. a screen; 10. a ladder-shaped frame; 11. a first connecting rod; 12. a second connecting rod; 13. a hydraulic rod; 14. a groove; 15. the first buckle is buckled; 16. a second buckle; 17. a first collecting frame; 18. a second collecting frame; 19. a handle; 20. a channel; 21. an elastic base; 22. and (5) through grooves.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1-5, the present application provides a technical solution:
the utility model provides a mining industry production is with automatic screening equipment of coal, including box 1, be connected with baffle 2 on the inside wall of both sides respectively in front and back of box 1, pass through baffle 3 fixed connection between two baffles 2, box 1 lateral wall fixedly connected with support frame 4, be equipped with vibrating motor 5 on the support frame 4, vibrating motor 5's output extends to the inside of box 1 and with baffle 2 fixed connection, baffle 3 lower extreme is equipped with a plurality of frames 8 in proper order, be equipped with screen cloth 9 on a plurality of frames 8 respectively, rotate through the pivot between two adjacent frames 8 and connect, be connected with ladder frame 10 on a plurality of frames 8 respectively, connect through the linkage subassembly between ladder frame 10 on two adjacent frames 8, the frame 8 that is close to baffle 3 lower extreme is fixed connection with baffle 3 lower extreme; the linkage assembly comprises a hydraulic rod 13, the lower end of the hydraulic rod 13 is rotationally connected with a rotating shaft, one side, close to each other, of each ladder-shaped frame 10 on two adjacent plate frames 8 is rotationally connected with a first connecting rod 11 and a second connecting rod 12, one end, close to each other, of each connecting rod 11 and one end, close to each other, of each connecting rod 12 are rotationally connected through a second rotating shaft, and the output end of the hydraulic rod 13 is rotationally connected with the second rotating shaft; the bottom surface wall of the box body 1 below the plate frame 8 is provided with a second collecting frame 18 and a plurality of first collecting frames 17, and the first collecting frames 17 and the plate frames 8 are arranged in one-to-one correspondence. Be equipped with a plurality of plate frames 8 and screen cloth 9, when the coal cinder sieves on a certain screen cloth 9, follow-up plate frame 8 is in the state of packing up, forms the shielding to the coal cinder for the coal cinder can't the gliding when not sieving completely, after the coal cinder sieves completely on this screen cloth 9, put down follow-up plate frame 8 one by one, carry out the layering to the coal cinder and sieve, avoid the coal cinder to sieve incompletely because of the gliding is too fast in the screening process, thereby guarantee the effective screening of coal, the practicality of screening equipment has been improved greatly. Simultaneously be equipped with a plurality of frames 8 and screen cloth 9 to can carry out multilayer screening to the coal cinder in a screening operation, avoid realizing the classification of coal through the screen cloth 9 of changing not equidimension sieve mesh, reduce workman's amount of labour, improve screening efficiency simultaneously.
Specifically, as shown in fig. 3, sealing gaskets are arranged on two sides of the plate frame 8, and the plate frame 8 is abutted with the partition plate 2 through the sealing gaskets. The sealing gasket is arranged, so that the plate frame 8 can be always attached to the partition boards 2 on two sides in the moving process, coal blocks are prevented from falling from gaps between the plate frame 8 and the partition boards 2, and the screening effect is further guaranteed.
Specifically, as shown in fig. 3, a first buckle 15 is arranged on the outer side of the plate frame 8 far away from the baffle plate 3, and a second buckle 16 matched with the first buckle 15 is arranged on one side of the upper end of the baffle plate 3. Through the setting of buckle one 15 and buckle two 16, improved the stability of baffle 3 and a plurality of bezel 8 when buckle one 15 and buckle two 16 cooperation, when bezel 8 is packed up simultaneously, when buckle one 15 and buckle two 16 cooperation, the explanation bezel 8 has packed up completely promptly, avoids bezel 8 to remove excessively.
Specifically, as shown in fig. 3, a feeding port 6 is arranged on the box body 1, a through groove 22 corresponding to the feeding port 6 is formed on the baffle plate 3, and the lower end of the feeding port 6 is communicated with the through groove 22 through a hose 7. The hose 7 is provided to ensure that the baffle 3 is not limited when driven by the vibration motor 5, so that the baffle 3 and the plurality of plate frames 8 can be always in a communicated state with the feed inlet 6 during vibration.
Specifically, as shown in fig. 3 and 4, the plurality of plate frames 8 are all inclined, the inclination angle is 15-30 degrees, and the mesh sizes of the screens 9 on the plurality of plate frames 8 are sequentially increased from high to low. The plurality of plate frames 8 are all in the inclined state when being put down, and the vibrating motor 5 is matched, so that the completely screened coal blocks can slide down better and faster, and the follow-up screening is convenient to carry out.
Specifically, as shown in fig. 1 and 2, the second collection frame 18 and the first collection frames 17 are provided with handles 19, and the case 1 is provided with channels 20 matching with the second collection frame 18 and the first collection frames 17. The first collecting frame 17 can collect the coal blocks sieved on the corresponding screen mesh 9, the coal blocks with various particle sizes are respectively collected, and the coal blocks which are still not sieved by the plurality of screen meshes 9 fall into the second collecting frame 18, so that a more accurate classifying and collecting effect is realized.
Specifically, as shown in fig. 2, the second collecting frame 18 and the first collecting frames 17 are respectively provided with an elastic base 21. The setting of the elastic base 21 reduces the kinetic energy of the coal blocks during falling, avoids the coal blocks from splitting during falling, and therefore realizes stable collection after the coal block screening, and further ensures the screening effect.
Specifically, as shown in fig. 4 and 5, grooves 14 are formed on both sides of the ladder frame 10, and the size of the grooves 14 is matched with that of the hydraulic rods 13. When the plate frames 8 are folded, the trapezoids 10 on two adjacent plate frames 8 are close to each other, and the hydraulic rods 13 can be embedded into the grooves 14, so that the blocking caused by the shielding of the trapezoids 10 is avoided, and the overall stability of the screening equipment is ensured.
In summary, in the automatic screening device for coal for mining production provided in this embodiment, when in use, firstly, the plurality of plates 8 are sequentially retracted through the hydraulic rod 13, so that a certain included angle is formed between two adjacent plates 8 until the first buckle 15 is matched with the second buckle 16, so that the baffle 3 surrounds the plurality of plates 8, a closed screening space is formed between the baffle 3 and the two baffles 2, the vibrating motor 5 is started, the coal blocks to be screened are led in from the feed inlet 6, the coal blocks enter the screening space through the hose 7 and the through groove 22, so that the coal blocks firstly pass through a round of screening, the coal blocks with smaller particles pass through the screen 9 on the nearest plate 8 to the baffle 3, namely the screen 9 with the smallest mesh size, and fall into the corresponding collecting frame 17 below the screen 9, then the plate frames 8 close to the screen 9 with the smallest mesh size are put down through shrinkage of the hydraulic rod 13, until the plate frame 8 is parallel to the plate frame 8 where the screen 9 with the smallest mesh size is located, along with the continuous operation of the vibration motor 5, the coal blocks which do not fall gradually move onto the plate frame 8, meanwhile, as the mesh size of the screen 9 on the plate frame 8 becomes larger, a part of coal blocks fall into the corresponding collecting frame I17 below the plate frame 8 from the plate frame, when the subsequent plate frame 8 is not put down, the subsequent plate frame 8 can form shielding for the coal blocks which are being screened, so that the coal blocks can stay on the corresponding plate frame 8 for a long time until the screening is complete, the subsequent plate frame 8 is put down again, then the coal blocks slide down onto the subsequent plate frame 8 for a new round of screening, the operation is repeated until the coal blocks pass through the screen 9 on the last plate frame 8, and the coal blocks which are not screened still directly fall into the collecting frame II 18, thereby realizing the effective screening of the coal blocks, the second collection frame 18 and the first collection frames 17 are pulled out through the channel 20 to collect coal blocks with various particle sizes.
The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a mining industry production is with automatic screening equipment of coal, includes box (1), its characterized in that, be connected with baffle (2) on both sides inside wall respectively around box (1), through baffle (3) fixed connection between two baffles (2), box (1) lateral wall fixedly connected with support frame (4), be equipped with vibrating motor (5) on support frame (4), vibrating motor (5)'s output extends to the inside of box (1) and with baffle (2) fixed connection, baffle (3) lower extreme is equipped with a plurality of plate frames (8) in proper order, is equipped with screen cloth (9) on a plurality of plate frames (8) respectively, is connected through pivot rotation between two adjacent plate frames (8), is connected with trapezoidal frame (10) on a plurality of plate frames (8) respectively fixedly connected with, is connected through the linkage subassembly between trapezoidal frame (10) on two adjacent plate frames (8), is close to the plate frame (8) of baffle (3) lower extreme and baffle (3) lower extreme fixed connection;
the linkage assembly comprises a hydraulic rod (13), the lower end of the hydraulic rod (13) is rotationally connected with a rotating shaft, one side, close to each other, of each ladder-shaped frame (10) on two adjacent plate frames (8) is rotationally connected with a first connecting rod (11) and a second connecting rod (12), one end, close to each other, of each first connecting rod (11) and each second connecting rod (12) is rotationally connected through a second rotating shaft, and the output end of the hydraulic rod (13) is rotationally connected with the second rotating shaft;
the collecting frame I (17) and the collecting frames II (18) are arranged on the surface wall of the bottom inside the box body (1) below the plate frame (8), and the collecting frames I (17) and the plate frames (8) are arranged in one-to-one correspondence.
2. The automatic coal screening device for mining production according to claim 1, wherein sealing gaskets are arranged on two sides of the plate frame (8), and the plate frame (8) is abutted with the partition plate (2) through the sealing gaskets.
3. The automatic screening device for coal for mining production according to claim 1, wherein a first buckle (15) is arranged on the outer side of a plate frame (8) far away from the baffle plate (3), and a second buckle (16) matched with the first buckle (15) is arranged on one side of the upper end of the baffle plate (3).
4. The automatic coal screening device for mining production according to claim 1, wherein the box body (1) is provided with a feed inlet (6), the baffle plate (3) is provided with a through groove (22) corresponding to the feed inlet (6), and the lower end of the feed inlet (6) is communicated with the through groove (22) through a hose (7).
5. The automatic screening device for coal for mining production according to claim 1, wherein the plurality of plate frames (8) are all obliquely arranged, the inclination angle is 15-30 degrees, and the mesh sizes of the screens (9) on the plurality of plate frames (8) are sequentially increased from high to low.
6. The automatic coal screening device for mining production according to claim 1, wherein the second collecting frame (18) and the first collecting frames (17) are respectively provided with a handle (19), and the box body (1) is provided with a channel (20) matched with the second collecting frame (18) and the first collecting frames (17).
7. The automatic coal screening device for mining production according to claim 6, wherein the second collecting frame (18) and the first collecting frames (17) are respectively provided with an elastic base (21).
8. The automatic coal screening device for mining production according to claim 1, wherein grooves (14) are formed in two sides of the trapezoid frame (10), and the size of the grooves (14) is matched with that of the hydraulic rods (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310786611.2A CN116511044B (en) | 2023-06-30 | 2023-06-30 | Automatic screening equipment for coal for mining production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310786611.2A CN116511044B (en) | 2023-06-30 | 2023-06-30 | Automatic screening equipment for coal for mining production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116511044A CN116511044A (en) | 2023-08-01 |
| CN116511044B true CN116511044B (en) | 2023-08-25 |
Family
ID=87392467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310786611.2A Active CN116511044B (en) | 2023-06-30 | 2023-06-30 | Automatic screening equipment for coal for mining production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116511044B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB190107542A (en) * | 1901-04-12 | 1902-02-06 | Pierre Alriq | Improvements in or relating to Apparatus for Breaking Sorting and Packing Coal and other like Material. |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN116511044A (en) | 2023-08-01 |
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