CN115012929B - Large dip angle coal seam separate layer mining device - Google Patents
Large dip angle coal seam separate layer mining device Download PDFInfo
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- CN115012929B CN115012929B CN202210793870.3A CN202210793870A CN115012929B CN 115012929 B CN115012929 B CN 115012929B CN 202210793870 A CN202210793870 A CN 202210793870A CN 115012929 B CN115012929 B CN 115012929B
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- 239000003245 coal Substances 0.000 title claims abstract description 70
- 238000005065 mining Methods 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 74
- 230000008093 supporting effect Effects 0.000 claims abstract description 36
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 17
- 239000000428 dust Substances 0.000 claims description 49
- 238000007664 blowing Methods 0.000 claims description 38
- 239000000872 buffer Substances 0.000 claims description 37
- 238000005507 spraying Methods 0.000 claims description 28
- 239000004071 soot Substances 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000001680 brushing effect Effects 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 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
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to the technical field of coal mining, and discloses a large-inclination coal seam layered mining device which aims at solving the problem that the existing coal layered mining device is inconvenient to adjust when in use, and the device comprises a base, a travelling mechanism and a supporting mechanism; the supporting mechanism comprises a hydraulic oil cylinder and a supporting component, wherein the hydraulic oil cylinder is arranged on the base; also comprises a crushing mechanism. When the coal mining machine is used, the base can be driven to move to a position to be mined through the travelling mechanism, the inclination angle of the supporting part is pushed upwards and adjusted through the hydraulic oil cylinder to support the top of a coal seam, meanwhile, the crushing roller can be driven to rotate through the first driving part, the crushing teeth can crush and mine the coal seam to be mined, the height position of the crushing roller can be adjusted through the telescopic part, and the rotating seat can also be driven to rotate through the second driving part, so that the crushing roller is driven to move in an arc shape, the range of crushing and mining of the coal seam is enlarged, the use is flexible and convenient, and the coal mining machine is suitable for coal mining with different inclination degrees.
Description
Technical Field
The invention relates to the technical field of coal mining, in particular to a large-dip-angle coal seam layered mining device.
Background
According to the size of the dip angle, the coal bed can be divided into: a gently sloping coal seam, a sloping coal seam, and a steeply sloping coal seam. Coal seams with an inclination angle of about 90 ° are also conventionally referred to as vertical slot coals. The dip angle and the thickness of the coal seam are important evidences for determining a coal mining development scheme and are directly related to the determination of the coal seam mining thickness of a working area.
The existing coal separate mining device has the problem of inconvenient adjustment when in use.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a high-inclination-angle coal seam layered mining device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a large-dip-angle coal seam layered mining device comprises a base, a traveling mechanism and a supporting mechanism, wherein the traveling mechanism is used for driving the base to move; the supporting mechanism comprises a hydraulic oil cylinder arranged on the base, and a supporting part is movably arranged at one end of a piston rod of the hydraulic oil cylinder; the crushing mechanism is used for crushing a coal bed to be mined; the crushing mechanism comprises two mounting seats, a crushing roller is movably mounted on one side opposite to the two mounting seats, and crushing teeth are fixed on the outer wall of the crushing roller; the first driving component is used for driving the crushing roller to rotate; two fixed seats are fixed at the top of the base, rotating seats are movably mounted on the opposite sides of the two fixed seats, a telescopic component is fixed at the top of each rotating seat, and one end of a piston rod of each telescopic component is connected with the mounting seat through a buffer mechanism; the second driving part is used for driving the rotating seat to rotate.
Preferably, the buffer mechanism comprises a buffer shell made of flexible materials, and an arc-shaped part is fixed inside the buffer shell and used for supporting the inside of the buffer shell; the vertical section of the arc-shaped component is of a C-shaped structure; two adjacent buffer mechanisms are connected through an elastic component.
Preferably, the side surface of the crushing roller is provided with air outlet holes, and the opening positions of the air outlet holes and the crushing teeth are arranged at intervals; the inner walls of the two sides of the air outlet are respectively fixed with an arc-shaped separation blade made of flexible materials, the inner arc surface of the arc-shaped separation blade is one side close to the crushing teeth, and the arc-shaped separation blade is used for preventing air outside the crushing roller from entering the inner part of the crushing roller through the air outlet; the interior of the crushing roller communicates with the interior of the cushion casing.
Preferably, an air inlet pipe is arranged on one side of the buffer shell; the air inlet pipe is fixed with a one-way valve.
Preferably, the top of base is provided with defeated material conveyer belt for carry the broken coal that drops on the base of crushing roller and broken tooth.
Preferably, the system also comprises a spraying mechanism for spraying and dedusting the crushed and dropped coal; the spraying mechanism comprises a spraying shell arranged between two rotating seats, and the side surface of the spraying shell is provided with spraying holes; the spraying device also comprises a water pump which is used for injecting water into the spraying shell.
Preferably, one side of the supporting component, which is far away from the hydraulic oil cylinder, is provided with a mounting groove, and a rolling part is movably mounted inside the mounting groove and used for reducing the friction force between the supporting component and the top of the coal seam when the supporting component moves along with the base.
Preferably, the device also comprises a dust suction mechanism for sucking dust at the mining place; the dust suction mechanism comprises a dust suction pump and a dust suction cover arranged on one side of the supporting component close to the hydraulic oil cylinder; the dust hood also comprises a filtering mechanism used for filtering the air entering the dust hood; the filtering mechanism comprises a filtering screen plate arranged at an opening of the dust hood; and the filter element is fixed inside the dust hood.
Preferably, the device further comprises a cleaning mechanism for cleaning the filter screen plate; the cleaning mechanism comprises an installation plate arranged in the dust hood, and a rotating shaft is movably arranged on one side of the installation plate close to the filter screen plate; one end of the rotating shaft extending to the outside of the dust hood is provided with a cleaning brush for brushing and cleaning the side surface of the filter screen plate; a soot blowing shell is arranged on one side of the rotating shaft, which is positioned in the dust hood, a soot blowing hole is formed in one side of the soot blowing shell, which is close to the filter screen plate, and the interior of the soot blowing shell is communicated with the air outlet end of the dust suction pump and is used for blowing soot to the filter screen plate; and the third driving part is used for driving the rotating shaft to rotate.
Preferably, the device also comprises a blowing mechanism for blowing soot to the side surface of the crushing roller; the air blowing mechanism comprises a cavity which is arranged at one end of the supporting component close to the crushing roller, and one side of the cavity close to the crushing roller is provided with an air blowing hole; the interior of the cavity is communicated with the air outlet end of the dust suction pump.
The invention has the beneficial effects that:
during the use, accessible running gear drive base removes to the position of treating the exploitation, and upwards promote and adjust supporting component's inclination through hydraulic cylinder, support the top in coal seam, the first drive disk assembly drive crushing roller of accessible rotates simultaneously, broken tooth is treated the exploitation coal seam and is carried out broken exploitation, the high position of crushing roller is adjusted to the flexible part of accessible, still can rotate the seat through the drive of second drive disk assembly drive, thereby it makes the arc removal to drive the crushing roller, increase the scope to the broken exploitation in coal seam, high durability and convenient use, and convenient for adjustment is applicable to the coal seam exploitation of different inclination.
Drawings
Fig. 1 is a schematic structural diagram of a high-inclination-angle coal seam layered mining device according to an embodiment of the invention;
fig. 2 is a side sectional view of a crushing mechanism of a high-inclination coal seam layered mining device according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a buffer mechanism of a high-inclination-angle coal seam layered mining device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a position a in fig. 2 of a high-inclination-angle coal seam layered mining device according to an embodiment of the present invention;
FIG. 5 is a structural sectional view of a cleaning mechanism of a high-inclination coal seam separate mining device according to an embodiment of the invention;
fig. 6 is a schematic structural diagram of a cleaning mechanism of a high-inclination coal seam separate mining device according to an embodiment of the invention.
In the figure: 1-base, 2-material conveying belt, 3-supporting mechanism, 31-hydraulic oil cylinder, 32-rolling piece, 33-supporting part, 4-dust-absorbing mechanism, 41-dust-absorbing pump, 42-dust-absorbing cover, 5-blowing mechanism, 51-blowing hole, 52-cavity, 6-crushing mechanism, 61-crushing tooth, 62-crushing roller, 63-mounting seat, 64-first driving part, 7-telescopic part, 8-rotating seat, 9-fixing seat, 10-second driving part, 11-spraying mechanism, 111-spraying shell, 112-spraying hole, 12-buffering mechanism, 121-buffering shell, 122-arc part, 123-elastic part, 13-one-way valve, 14-air inlet pipe, 15-walking mechanism, 16-filtering mechanism, 161-filtering core, 162-filtering screen, 17-cleaning mechanism, 171-soot blowing-shell, 172-soot blowing hole, 173-cleaning brush, 174-rotating shaft, 175-third driving part, 176-mounting plate, 18-air outlet hole and 19-arc-blocking piece.
Detailed description of the preferred embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, the layered mining device for the coal seam with the large inclination angle comprises a base 1, a traveling mechanism 15 and a supporting mechanism 3, wherein the traveling mechanism 15 is used for driving the base 1 to move; the supporting mechanism 3 comprises a hydraulic oil cylinder 31 arranged on the base 1, and one end of a piston rod of the hydraulic oil cylinder 31 is movably provided with a supporting part 33; the coal mining machine also comprises a crushing mechanism 6 for crushing the coal bed to be mined; the crushing mechanism 6 comprises two mounting seats 63, a crushing roller 62 is movably mounted on one opposite side of the two mounting seats 63, and crushing teeth 61 are fixed on the outer wall of the crushing roller 62; a first drive member 64 for driving the crushing roller 62 to rotate; two fixed seats 9 are fixed at the top of the base 1, rotating seats 8 are movably mounted on the opposite sides of the two fixed seats 9, telescopic parts 7 are fixed at the tops of the rotating seats 8, and one ends of piston rods of the telescopic parts 7 are connected with the mounting seats 63 through buffer mechanisms 12; and a second driving component 10 for driving the rotating seat 8 to rotate.
During the use, accessible running gear 15 drive base 1 moves to the position of treating exploitation, and upwards promote and adjust the inclination of supporting component 33 through hydraulic cylinder 31, support the top in coal seam, the first drive disk assembly 64 of accessible drives crushing roller 62 and rotates simultaneously, broken tooth 61 treats the exploitation coal seam and carries out broken exploitation, the high position of crushing roller 62 is adjusted to accessible telescopic component 7, still can rotate through second drive disk assembly 10 drive swivel mount 8, thereby it does the arc removal to drive crushing roller 62, increase the scope to the broken exploitation in coal seam, it is nimble convenient to use, be applicable to the coal seam exploitation of different inclination.
As a preferred embodiment of the present invention, the buffer mechanism 12 includes a buffer housing 121 made of a flexible material, and an arc member 122 is fixed inside the buffer housing 121 and used for supporting the inside of the buffer housing 121; the vertical section of the arc-shaped part 122 is of a C-shaped structure; two adjacent buffer gear 12 are connected through elastomeric element 123, drive crushing roller 62 and broken tooth 61 rotation at first drive division 64, when carrying out broken exploitation to the coal seam, buffering casing 121 cushions the vibration that crushing roller 62 produced, reduce the influence of vibration to extensible part 7, receive mount pad 63 vibration effect and when compression deformation at buffering casing 121, arc part 122 supports the inside of buffering casing 121, reduce the deformation condition of buffering casing 121, and elastomeric element 123 stimulates the prevention to the deformation of arc part 122, improve the effect of buffering.
As a preferred embodiment of the invention, the side surface of the crushing roller 62 is provided with air outlet holes 18, and the opening positions of the air outlet holes 18 and the positions of the crushing teeth 61 are arranged at intervals; the inner walls of the two sides of the air outlet 18 are fixed with arc-shaped blocking pieces 19 made of flexible materials, the inner arc surfaces of the arc-shaped blocking pieces 19 are close to one side of the crushing teeth 61 and are used for preventing air outside the crushing roller 62 from entering the crushing roller 62 through the air outlet 18; inside and the inside intercommunication of buffering casing 121 of crushing roller 62, when buffering casing 121 receives vibration extrusion deformation, the air in buffering casing 121 is extruded to the crushing roller 62 in, the air current is followed the venthole 18 blowout, blow the ash to the outside of crushing roller 62, the dust of avoiding broken production is piled up the clearance department between broken tooth 61, when buffering casing 121 struts under the effect of arc part 122 resilience support, the air admission in the crushing roller 62 buffers in the casing 121, arc separation blade 19 is closed under the effect of inside and outside atmospheric pressure of crushing roller 62 this moment, avoid the outside air of crushing roller 62 to get into the crushing roller 62 through venthole 18 in, effectively avoid venthole 18 to be blockked up by the outside dust of crushing roller 62.
As a preferred embodiment of the present invention, an intake pipe 14 is provided at one side of the buffer housing 121; be fixed with check valve 13 on the intake pipe 14, when buffering casing 121 struts, the air gets into buffering casing 121 through intake pipe 14 in, when buffering casing 121 compresses, check valve 13 avoids buffering the air of extruding in casing 121 to discharge through intake pipe 14, guarantees that in the use, the air current can last spout from venthole 18.
In a preferred embodiment of the present invention, a conveying belt 2 is provided on the top of the base 1 for conveying the coal crushed and dropped onto the base 1 by the crushing roller 62 and the crushing teeth 61, so as to prevent the coal from accumulating on the top of the base 1.
As a preferred embodiment of the invention, the coal dust collector further comprises a spraying mechanism 11, which is used for spraying and dedusting the crushed and dropped coal; the spraying mechanism 11 comprises a spraying shell 111 arranged between the two rotating seats 8, and the side surface of the spraying shell 111 is provided with a spraying hole 112; the coal dust-settling device further comprises a water pump, wherein the water pump is used for injecting water into the spraying shell 111, water can be injected into the spraying shell 111 through the water pump, water flow is sprayed out of the spraying holes 112, and the coal which is crushed and falls is sprayed and settled.
As a preferred embodiment of the invention, a mounting groove is formed on one side of the supporting part 33 away from the hydraulic oil cylinder 31, and a rolling element 32 is movably mounted in the mounting groove and used for reducing the friction force between the supporting part 33 and the top of the coal seam when the supporting part 33 moves along with the base 1.
As a preferred embodiment of the invention, the device also comprises a dust suction mechanism 4 for sucking dust at a mining place; the dust suction mechanism 4 comprises a dust suction pump 41 and a dust suction cover 42 arranged on one side of the supporting part 33 close to the hydraulic oil cylinder 31; a filter mechanism 16 for filtering air entering the dust hood 42; the filtering mechanism 16 comprises a filtering screen plate 162 arranged at the opening of the dust hood 42; a filter element 161 fixed inside the dust hood 42.
As a preferred embodiment of the present invention, the present invention further comprises a cleaning mechanism 17 for cleaning the filter screen plate 162; the cleaning mechanism 17 comprises a mounting plate 176 arranged in the dust hood 42, and a rotating shaft 174 is movably arranged on one side of the mounting plate 176 close to the filter screen plate 162; a cleaning brush 173 is installed at one end of the rotating shaft 174 extending to the outside of the dust hood 42, and is used for brushing and cleaning the side surface of the filter screen plate 162; a soot blowing shell 171 is mounted on one side of the rotating shaft 174, which is located inside the dust hood 42, a soot blowing hole 172 is formed in one side of the soot blowing shell 171, which is close to the filter screen plate 162, and the inside of the soot blowing shell 171 is communicated with the air outlet end of the dust suction pump 41 and used for blowing soot to the filter screen plate 162; and the third driving part 175 is used for driving the rotating shaft 174 to rotate, and the rotating shaft 174 can be driven to rotate by the third driving part 175 to drive the cleaning brush 173 to brush and clean the side surface of the filter screen plate 162, meanwhile, air at the air outlet end of the dust suction pump 41 enters the soot blowing shell 171, and air flow is sprayed from the soot blowing holes 172 to perform soot blowing on the filter screen plate 162.
As a preferred embodiment of the invention, the device also comprises a blowing mechanism 5 for blowing soot to the side surface of the crushing roller 62; the air blowing mechanism 5 comprises a cavity 52 which is arranged at one end of the supporting component 33 close to the crushing roller 62, and one side of the cavity 52 close to the crushing roller 62 is provided with an air blowing hole 51; the interior of the cavity 52 is communicated with the air outlet end of the dust suction pump 41, in the mining process, air pumped by the dust suction pump 41 is injected into the cavity 52 after being filtered by the filter screen plate 162 and the filter element 161, and air flow is sprayed out from the air blowing holes 51 to blow and clean the side surface of the crushing roller 62.
When the coal mining machine is used, the base 1 can be driven to move to a position to be mined through the travelling mechanism 15, the inclined angle of the supporting part 33 is upwards pushed and adjusted through the hydraulic oil cylinder 31, the top of a coal seam is supported, meanwhile, the crushing roller 62 can be driven to rotate through the first driving part 64, the crushing teeth 61 are used for crushing and mining the coal seam to be mined, the height position of the crushing roller 62 can be adjusted through the telescopic part 7, and the rotating seat 8 can also be driven to rotate through the second driving part 10, so that the crushing roller 62 is driven to do arc-shaped movement, the range of crushing and mining of the coal seam is increased, the use is flexible and convenient, and the coal mining machine is suitable for coal seam mining with different inclined degrees; when the first driving component 64 drives the crushing roller 62 and the crushing teeth 61 to rotate, and the coal seam is crushed and mined, the buffer shell 121 buffers the vibration generated by the crushing roller 62, so that the influence of the vibration on the telescopic component 7 is reduced, when the buffer shell 121 is subjected to the vibration action of the mounting seat 63 and is compressed and deformed, the arc-shaped component 122 supports the inside of the buffer shell 121, the deformation condition of the buffer shell 121 is reduced, and the elastic component 123 pulls and prevents the deformation of the arc-shaped component 122, so that the buffering effect is improved; when the buffer shell 121 is vibrated, extruded and deformed, air in the buffer shell 121 is extruded into the crushing roller 62, air flow is sprayed out from the air outlet holes 18 to blow soot outside the crushing roller 62, dust generated by crushing is prevented from being accumulated in gaps among the crushing teeth 61, when the buffer shell 121 is propped open under the rebounding and supporting action of the arc-shaped part 122, air in the crushing roller 62 enters the buffer shell 121, at the moment, the arc-shaped separation blade 19 is closed under the action of the air pressure inside and outside the crushing roller 62, air outside the crushing roller 62 is prevented from entering the crushing roller 62 through the air outlet holes 18, and the air outlet holes 18 are effectively prevented from being blocked by the dust outside the crushing roller 62; when the buffer shell 121 is expanded, air enters the buffer shell 121 through the air inlet pipe 14, and when the buffer shell 121 is compressed, the check valve 13 prevents the air extruded from the buffer shell 121 from being discharged through the air inlet pipe 14, so that the air flow can be continuously ejected from the air outlet hole 18 in the use process; the rotating shaft 174 can be driven to rotate by the third driving part 175, so as to drive the cleaning brush 173 to brush and clean the side surface of the filter screen plate 162, meanwhile, air at the air outlet end of the dust suction pump 41 enters the soot blowing shell 171, and air flow is ejected from the soot blowing holes 172 to perform soot blowing on the filter screen plate 162; during mining, air pumped by the dust suction pump 41 is filtered by the filter screen plate 162 and the filter element 161 and then is injected into the cavity 52, and air flow is sprayed out of the air blowing holes 51 to blow and clean the side surface of the crushing roller 62.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The device for mining the coal seam with the large inclination angle layer by layer comprises a base and a traveling mechanism for driving the base to move, and is characterized by further comprising a supporting mechanism for supporting the top of the coal seam with the large inclination angle;
the supporting mechanism comprises a hydraulic oil cylinder arranged on the base, and one end of a piston rod of the hydraulic oil cylinder is movably provided with a supporting component;
the crushing mechanism is used for crushing a coal bed to be mined;
the crushing mechanism comprises two mounting seats, a crushing roller is movably mounted on one side opposite to the two mounting seats, and crushing teeth are fixed on the outer wall of the crushing roller;
the first driving component is used for driving the crushing roller to rotate;
two fixed seats are fixed at the top of the base, rotating seats are movably mounted on the opposite sides of the two fixed seats, a telescopic component is fixed at the top of each rotating seat, and one end of a piston rod of each telescopic component is connected with the mounting seat through a buffer mechanism;
the second driving part is used for driving the rotating seat to rotate;
the top of the base is provided with a material conveying belt used for conveying coal crushed and dropped on the base by the crushing roller and the crushing teeth, and the material conveying belt also comprises a spraying mechanism used for spraying and dedusting the crushed and dropped coal; the spraying mechanism comprises a spraying shell arranged between two rotating seats, and the side surface of the spraying shell is provided with spraying holes; the spraying device also comprises a water pump which is used for injecting water into the spraying shell;
the buffer mechanism comprises a buffer shell made of flexible materials, and an arc-shaped part is fixed inside the buffer shell and used for supporting the inside of the buffer shell; the vertical section of the arc-shaped component is of a C-shaped structure; two adjacent buffer mechanisms are connected through an elastic component;
the side surface of the crushing roller is provided with air outlet holes, and the opening positions of the air outlet holes and the positions of the crushing teeth are arranged at intervals; the inner walls of the two sides of the air outlet are respectively fixed with an arc-shaped separation blade made of flexible materials, and the inner arc surface of each arc-shaped separation blade is one side close to the crushing teeth and is used for preventing air outside the crushing roller from entering the inner part of the crushing roller through the air outlet; the interior of the crushing roller communicates with the interior of the buffer housing.
2. The high-inclination coal seam separate mining device according to claim 1, wherein an air inlet pipe is arranged on one side of the buffer shell;
the air inlet pipe is fixed with a one-way valve.
3. The high-inclination coal seam separate mining device according to claim 1, wherein a mounting groove is formed in one side of the supporting part, which is far away from the hydraulic oil cylinder, and a rolling part is movably mounted inside the mounting groove and used for reducing the friction force between the supporting part and the top of the coal seam when the supporting part moves along with the base.
4. The high-inclination coal seam separate mining device according to claim 1, further comprising a dust suction mechanism for sucking dust at a mining place;
the dust suction mechanism comprises a dust suction pump and a dust suction cover arranged on one side of the supporting component close to the hydraulic oil cylinder;
the dust hood also comprises a filtering mechanism used for filtering the air entering the dust hood;
the filtering mechanism comprises a filtering screen plate arranged at an opening of the dust hood;
and the filter element is fixed inside the dust hood.
5. The high-inclination coal seam separate mining device according to claim 4, further comprising a cleaning mechanism for cleaning the filter screen plate;
the cleaning mechanism comprises an installation plate arranged in the dust hood, and a rotating shaft is movably arranged on one side of the installation plate close to the filter screen plate;
one end of the rotating shaft extending to the outside of the dust hood is provided with a cleaning brush for brushing and cleaning the side surface of the filter screen plate;
a soot blowing shell is arranged on one side of the rotating shaft, which is positioned in the dust hood, a soot blowing hole is formed in one side of the soot blowing shell, which is close to the filter screen plate, and the interior of the soot blowing shell is communicated with the air outlet end of the dust suction pump and is used for blowing soot to the filter screen plate;
and the third driving part is used for driving the rotating shaft to rotate.
6. The high-inclination coal seam separate mining device according to claim 5, further comprising a blowing mechanism for blowing soot to the side surface of the crushing roller;
the air blowing mechanism comprises a cavity which is arranged at one end of the supporting component close to the crushing roller, and one side of the cavity close to the crushing roller is provided with an air blowing hole;
the interior of the cavity is communicated with the air outlet end of the dust suction pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210793870.3A CN115012929B (en) | 2022-07-05 | 2022-07-05 | Large dip angle coal seam separate layer mining device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210793870.3A CN115012929B (en) | 2022-07-05 | 2022-07-05 | Large dip angle coal seam separate layer mining device |
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| CN115012929A CN115012929A (en) | 2022-09-06 |
| CN115012929B true CN115012929B (en) | 2023-03-10 |
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| CN113431111A (en) * | 2021-08-13 | 2021-09-24 | 汪梅 | Roadway repairing device for coal mine and using method thereof |
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| CN115012929A (en) | 2022-09-06 |
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