CN220835834U - Coal seam breaker for mineral engineering - Google Patents
Coal seam breaker for mineral engineering Download PDFInfo
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- CN220835834U CN220835834U CN202322550855.9U CN202322550855U CN220835834U CN 220835834 U CN220835834 U CN 220835834U CN 202322550855 U CN202322550855 U CN 202322550855U CN 220835834 U CN220835834 U CN 220835834U
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- coal
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- crushing
- coal blocks
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- 239000003245 coal Substances 0.000 title claims abstract description 174
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims description 4
- 239000011707 mineral Substances 0.000 title claims description 4
- 238000005065 mining Methods 0.000 claims abstract description 37
- 238000005452 bending Methods 0.000 claims description 6
- 238000012216 screening Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a coal seam crushing device for mining engineering, which relates to the technical field of mining machinery and comprises a base and a chassis, wherein a coal pushing assembly for arranging coal blocks after a coal mining machine breaks the coal seam and a crushing assembly for crushing large coal blocks on the upper surface of a scraper conveyor are arranged on the base; the coal pushing assembly comprises a plowshare, and an arc-shaped surface for gathering coal blocks on a coal bed is arranged on the plowshare; the crushing assembly comprises an arc bucket, the arc bucket is arranged to be of an arc structure with coal blocks pushed upwards, and the crushing assembly further comprises a screen for dropping crushed coal blocks and a roller with cutting picks arranged on the crushed coal blocks. Compared with the prior art, the coal mining device achieves one-way end coal mining operation through the coal pushing assembly, the empty cutter of the return coal mining machine is not required to push coal, the working efficiency is improved, the crushing assembly is used for crushing large coal blocks on the surface of the scraper conveyor, and the transmission effect is improved.
Description
Technical Field
The utility model relates to the technical field of mining machinery, in particular to a coal seam crushing device for mining engineering.
Background
Coal is a combustible black or brown-black sedimentary rock, the most common mineral resource, commonly occurring in coal beds or rock formations of coal seams or in the veins, producing electricity or heat mainly by combustion; is also an important raw material in metallurgical and chemical industries, and is used for refining metals or producing chemical fertilizers and a plurality of chemical products.
In the prior art, a coal cutter is adopted to cut and crush a coal seam, a plurality of double-drum coal cutters are used, the double-drum coal cutters are provided with a left cutting part and a right cutting part, a cylinder is arranged on the cutting parts, a helical blade is arranged on the cylinder, a cutting pick is arranged on the blade, the cutting pick is cut into the coal seam by rotation of the cylinder, the large coal block is crushed, the helical blade is used for pushing coal, a cutter is cut back and forth along a working face, and the cutter is loaded with coal when returning, but the coal after the coal seam is crushed cannot be completely pushed into a scraper conveyor by the helical blade, meanwhile, the coal cutter is slow in loading speed, high in working consumption and low in cost performance, and the large coal block pushed into the scraper conveyor by the cutting is not processed, so that the coal seam crushing device for mining engineering is disclosed to meet the requirements.
Disclosure of utility model
The utility model aims to provide a coal seam breaking device for mining engineering, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the coal bed crushing device for the mining engineering comprises a base and a case, wherein a coal pushing assembly for arranging coal blocks after a coal cutter crushes the coal bed and a crushing assembly for crushing large coal blocks on the upper surface of a scraper conveyor are arranged on the base; the coal pushing assembly comprises a plowshare, wherein an arc-shaped surface for gathering coal blocks on a coal bed is arranged on the plowshare, and is provided with an arc-shaped bending structure for enabling the coal blocks to move from outside to inside and fall into a scraper conveyor, a shovel blade for shoveling the coal blocks at the bottom is used for connecting a fixing frame for supporting the plowshare; the crushing assembly comprises an arc bucket, the arc bucket is arranged to be of an arc structure with coal blocks pushed upwards, a plurality of sieve holes for screening large coal blocks are formed in the arc bucket, the crushing assembly further comprises a sieve for dropping the crushed coal blocks, and a roller for crushing the coal blocks is provided with cutting picks.
Preferably, a conveying groove is formed in the base, a baffle for resisting the buffer of the coal blocks to the falling coal blocks is arranged in the conveying groove, and a protective cover forming a crushing channel is arranged above the conveying groove.
Preferably, the screen mesh is divided into two horizontal and vertical parts, the horizontal part is rotatably arranged at two ends of the conveying groove, and the two ends of the vertical part are respectively connected with the arc-shaped bucket and the baffle.
Preferably, the lower end of the arc-shaped bucket is provided with an arc-shaped groove, and the arc-shaped groove is provided with shovel blades with the same arc-shaped size.
Preferably, the fixing frame adopts a double-layer structure, and a reinforcing rib is arranged in the middle of the fixing frame.
Preferably, a rotating shaft is arranged on the roller, and one end of a rotating shaft of a vertical plate rotatably arranged on the base passes through the vertical plate to be rotatably connected with a motor group arranged in the case.
Preferably, the two sections of the arc-shaped bucket are fixedly connected to the inner wall of the base, and the upper end of the arc-shaped bucket is located in the conveying groove.
The utility model has the technical effects and advantages that:
1. The coal cutter is reasonable in structure, when the coal cutter is used for coal mining operation, the traction part arranged on the base and the chassis is used for following the coal cutter to carry out operation, the scraper knife in the coal pushing assembly is used for shoveling the coal cutter on the coal seam to crush the coal blocks which fall without entering the scraper conveyor, the base is matched with the fixing frame to push the bucket forward against the coal seam, under the matched action of arc bending of the arc surface, the coal blocks move from the coal seam direction to the scraper conveyor to fall on the scraper conveyor, the coal blocks on the scraper conveyor are piled and extruded to be conveyed to the screen along the arc bucket under the opposite force action of the arc bucket of the crushing assembly and the scraper conveyor, the roller on the crushing assembly is driven by the motor arranged in the chassis to rotate, the cutting pick arranged on the roller is used for abutting against the coal blocks, the crushed coal blocks are matched with the screen to crush, the crushed coal blocks fall from the screen, and fall between the baffles at the rear for falling without pushing the coal cutter, and the coal cutter pushing efficiency is improved by arranging the coal pushing assembly; the coal seam is neatly treated by the arrangement of the shovel blade, so that the propelling of the following machines is facilitated; the crushing assembly is arranged to screen the large coal blocks on the surface of the transmitted coal blocks, so that dropping caused by the volume in the transmission process is avoided, and the transmission effect is improved;
2. according to the utility model, the screen is divided into the horizontal part and the vertical part, the horizontal part is rotatably installed, so that the coal blocks are convenient to transport, the arc-shaped groove and the shovel blade are arranged on the arc-shaped bucket, the shovel depth of the arc-shaped bucket is reduced, the arc-shaped bucket is controlled to process the coal blocks on the surface, the screening difficulty is reduced, the working difficulty is reduced and the working efficiency is improved on the premise of ensuring the transport effect.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of a coal seam breaker for mining engineering;
FIG. 2 is a schematic diagram of the internal structure of a coal seam breaker for mining engineering;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;
Fig. 4 is a schematic diagram of the arc bucket structure of the coal seam breaking device for mining engineering.
In the figure: 1. a base; 2. a chassis; 3. a protective cover; 4. a plowshare; 5. an arc surface; 6. a shovel blade; 7. a fixing frame; 8. a vertical plate; 9. a baffle; 10. a conveying trough; 11. an arc bucket; 12. a roller; 13. cutting pick; 14. a screen; 15. a shovel blade; 16. and (5) screening holes.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a coal seam crushing device for mining engineering, which is shown in figures 1-4, and comprises a base 1 and a case 2, wherein a coal pushing component for arranging coal blocks after a coal mining machine crushes the coal seam and a crushing component for crushing large coal blocks on the upper surface of a scraper conveyor are arranged on the base 1; the coal pushing assembly comprises a plowshare 4, an arc-shaped surface 5 for gathering coal blocks on a coal bed is arranged on the plowshare 4, the arc-shaped surface 5 is provided with an arc-shaped bending structure for enabling the coal blocks to move from outside to inside and fall on a scraper conveyor, a shovel blade 6 for shoveling the coal blocks at the bottom is used for connecting a fixing frame 7 for supporting the plowshare 4; the crushing assembly comprises an arc bucket 11, the arc bucket 11 is of an arc structure with coal blocks pushed upwards, a plurality of sieve holes 16 for screening large coal blocks are formed in the arc bucket 11, the crushing assembly further comprises a screen 14 for dropping crushed coal blocks, a roller 12 for crushing the coal blocks is provided with a cutting pick 13, when the coal mining machine performs coal mining operation, a traction part arranged on a base 1 and a case 2 follows the coal mining machine to perform operation, a scraper knife 6 in the coal pushing assembly shovels the coal mining machine on a coal layer to crush the coal blocks which do not enter the scraper conveyor, the base 1 is matched with a fixing frame 7 to push the plough head 4 forwards against the coal layer, under the matched action of arc bending of the arc surface 5, the coal blocks move from the coal layer direction to the scraper conveyor to fall onto the scraper conveyor, the large coal blocks on the surface are piled and extruded along the arc bucket 11 and the screen 14, the roller 12 on the crushing assembly rotates under the driving of a motor arranged in the case 2, and the coal blocks 13 arranged on the roller 12 are pushed against the coal layer, and simultaneously, the coal blocks are not dropped from the coal mining machine is matched with the screen 14, and the coal blocking efficiency is improved after the coal blocks are dropped from the coal mining machine is not required to be dropped from the coal layer 9; the coal seam is tidily treated by the arrangement of the shovel blade 6, so that the propelling of the following machines is facilitated; the crushing assembly is arranged to screen the large coal blocks on the surface of the coal blocks to be transmitted, so that falling caused by the volume in transmission is avoided, and the transmission effect is improved.
Further, in this embodiment, as shown in fig. 1 and 2, a conveying groove 10 is formed in the base 1, a baffle 9 for resisting the buffering of the coal blocks to the falling coal blocks is installed in the conveying groove 10, a protection cover 3 forming a crushing channel is installed above the conveying groove 10, and the conveying groove 10, the protection cover 3 and the baffle 9 are arranged to form a crushing transmission channel, so that the conveying path of the coal blocks is standardized, the coal block transmission is facilitated, and the crushing effect is improved.
Further, in this embodiment, as shown in fig. 2 and 3, the screen 14 is divided into two horizontal and vertical parts, the horizontal part is rotatably installed at two ends of the conveying trough 10, the two ends of the vertical part are respectively connected with the arc bucket 11 and the baffle 9, and the screen 14 is divided into two horizontal and vertical parts by arranging the screen 14, so that the horizontal part is rotatably installed, the coal briquette is conveniently conveyed, and the crushing efficiency is improved.
Further, in this embodiment, as shown in fig. 4, the arc-shaped groove is formed at the lower end of the arc-shaped bucket 11, and the shovel edge 15 with the same arc-shaped size is arranged on the arc-shaped groove, and by arranging the arc-shaped groove and the shovel edge 15 on the arc-shaped bucket 11, the shovel depth of the arc-shaped bucket 11 is reduced, the coal blocks on the surface are controlled to be processed by the arc-shaped bucket 11, the screening difficulty is reduced, the working difficulty is reduced, and the working efficiency is improved on the premise of ensuring the transmission effect.
Further, in this embodiment, as shown in fig. 2, the fixing frame 7 has a double-layer structure and a reinforcing rib is arranged in the middle, and by arranging the fixing frame 7 and additionally arranging the reinforcing rib, the strength of the fixing frame 7 for supporting the plowshare 4 is improved, and the plowshare 4 plowing effect is ensured.
Further, in this embodiment, as shown in fig. 1 and fig. 2, a rotating shaft is disposed on the drum 12, one end of the rotating shaft of the vertical plate 8 rotatably mounted on the base 1 passes through the vertical plate 8 and is rotatably connected with a motor unit mounted in the case 2, and the drum 12 is controlled by the motor unit disposed in the case 2, so that maintenance is facilitated, and meanwhile, the whole device can be driven by one motor unit, which is convenient for production and reduces investment.
Further, in this embodiment, as shown in fig. 2, two sections of arc bucket 11 are fixedly connected on the inner wall of base 1, and the upper end of arc bucket 11 is located in conveying groove 10, and by setting arc bucket 11 and matching with the inner wall of base 1, a closed space is formed, so that coal briquette transmission is facilitated, and crushing effect is improved.
The working principle of the utility model is as follows: when the coal mining machine is used for coal mining operation, a traction part is arranged on the base 1 and the case 2 and follows the coal mining machine to carry out operation, a scraper knife 6 in the coal pushing assembly is used for shoveling the coal mining machine on a coal seam to crush coal blocks which fall and do not enter the scraper conveyor, the base 1 is matched with a fixing frame 7 to push the plow head 4 forward against the coal seam, under the matched action of arc bending of the arc-shaped surface 5, the coal blocks move from the coal seam direction to the scraper conveyor and fall on the scraper conveyor, the coal blocks on the scraper conveyor are piled up and extruded on the surface to be conveyed onto a screen 14 along the arc-shaped bucket 11 under the action of opposite force of the arc-shaped bucket 11 and the scraper conveyor, a cutting pick 13 arranged in the roller 12 is used for abutting against the coal blocks to carry out crushing by the roller 12, and the crushed coal blocks are matched with the screen 14, and the crushed coal blocks fall from the screen 14 and fall between the baffles 9 at the rear for coal mining, and the coal pushing assembly is not pushed on the coal pushing assembly, so that the coal pushing assembly is not required to carry out coal pushing on the coal blocks, the coal mining efficiency is improved, and the coal mining efficiency is improved by the coal pushing machine; the coal seam is tidily treated by the arrangement of the shovel blade 6, so that the propelling of the following machines is facilitated; the crushing assembly is arranged to screen the large coal blocks on the surface of the coal blocks to be transmitted, so that falling caused by the volume in transmission is avoided, and the transmission effect is improved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a coal seam breaker for mineral engineering, includes base (1) and quick-witted case (2), its characterized in that: the base (1) is provided with a coal pushing assembly for arranging coal blocks after the coal mining machine breaks the coal bed and a breaking assembly for breaking large coal blocks on the upper surface of the scraper conveyor;
The coal pushing assembly comprises a plowshare (4), wherein an arc-shaped surface (5) for gathering coal blocks on a coal seam is arranged on the plowshare (4), the arc-shaped surface (5) is provided with an arc-shaped bending structure for enabling the coal blocks to move from outside to inside and fall into a scraper conveyor, and a shovel blade (6) for shoveling the coal blocks at the bottom is used for connecting a fixing frame (7) for supporting the plowshare (4);
The crushing assembly comprises an arc-shaped bucket (11), the arc-shaped bucket (11) is arranged to be of an arc-shaped structure with coal blocks pushed upwards, a plurality of sieve holes (16) for screening large coal blocks are formed in the arc-shaped bucket (11), the crushing assembly further comprises a sieve (14) for dropping the crushed coal blocks, and a roller (12) for crushing the coal blocks is provided with cutting picks (13).
2. A coal seam breaker for mining engineering according to claim 1, wherein: the base (1) is provided with a conveying groove (10), the conveying groove (10) is provided with a baffle (9) for resisting the buffering of coal blocks to the falling coal blocks, and a protective cover (3) forming a crushing channel is arranged above the conveying groove (10).
3. A coal seam breaker for mining engineering according to claim 2, wherein: the screen (14) is divided into two parts, namely a transverse part and a vertical part, wherein the transverse part is arranged at the two ends of the conveying groove (10) in a rotating mode, and the two ends of the vertical part are respectively connected with the arc-shaped bucket (11) and the baffle (9).
4. A coal seam breaker for mining engineering according to claim 3, wherein: the lower end of the arc bucket (11) is provided with an arc groove, and the arc groove is provided with a shovel blade (15) with the same arc size.
5. A coal seam breaker for mining engineering according to claim 1, wherein: the fixing frame (7) adopts a double-layer structure, and a reinforcing rib is arranged in the middle of the fixing frame.
6. A coal seam breaker for mining engineering according to claim 1, wherein: the rotary drum (12) is provided with a rotary shaft, and one end of the rotary shaft of the vertical plate (8) arranged on the base (1) penetrates through the vertical plate (8) and is rotationally connected with a motor group arranged in the case (2).
7. A coal seam breaker for mining engineering according to claim 3, wherein: two sections of the arc-shaped bucket (11) are fixedly connected to the inner wall of the base (1), and the upper end of the arc-shaped bucket (11) is located in the conveying groove (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322550855.9U CN220835834U (en) | 2023-09-20 | 2023-09-20 | Coal seam breaker for mineral engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322550855.9U CN220835834U (en) | 2023-09-20 | 2023-09-20 | Coal seam breaker for mineral engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220835834U true CN220835834U (en) | 2024-04-26 |
Family
ID=90788861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322550855.9U Active CN220835834U (en) | 2023-09-20 | 2023-09-20 | Coal seam breaker for mineral engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220835834U (en) |
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2023
- 2023-09-20 CN CN202322550855.9U patent/CN220835834U/en active Active
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