CN215029354U

CN215029354U - Colliery breaker for coal mining machinery

Info

Publication number: CN215029354U
Application number: CN202120783789.8U
Authority: CN
Inventors: 侯建国
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-12-07
Anticipated expiration: 2031-04-16

Abstract

The utility model relates to the technical field of crushing devices, in particular to a coal mine crushing device for coal mine machinery, which comprises a main body, a feed inlet and a box door, wherein the feed inlet is integrally connected with the middle part of the top end of the main body, the surface of the outer side of the main body is fixedly provided with a first motor and a second motor, the inner side of the first motor is movably connected with a first main gear, the outer side of the first main gear is rotatably connected with a crushing gear, the inner side of the crushing gear is fixedly connected with a crushing roller, the inner side of the second motor is movably connected with a second main gear, the outer side of the second main gear is rotatably connected with a sharp knife gear, and the inner side of the sharp knife gear is fixedly connected with a sharp knife roller. Unnecessary work load is reduced.

Description

Colliery breaker for coal mining machinery

Technical Field

The utility model relates to a breaker technical field specifically is a colliery breaker for coal mining machinery.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine, when a coal bed is far away from the ground surface, coal is generally selected to dig a tunnel to the underground, the mineworker coal mine is the mineworker coal mine, when the coal bed is very close to the ground surface, the direct stripping of the surface soil layer is generally selected to dig the coal, the opencast coal mine is the opencast coal mine, most coal mines in China belong to the mineworker coal mine, the coal mine range comprises large areas of the ground, the underground and related facilities, the coal mine is a reasonable space which is excavated by people when digging geological strata rich in the coal, the coal mine generally comprises the tunnel, the underground, a digging surface and the like, the coal is the most main solid fuel, is one of combustible organic rock, is formed by flourishing plants growing in a certain geological age, gradually forming a thick layer in a proper geological environment, is buried in the water bottom or silt and is subjected to the natural coal effect of the long geological age, in the geological periods around the world, most coal is produced in stratums of the carbolite period, the diadsic period, the Jurassic period and the third period, which is an important coal-forming age, the carbon content of the coal is generally 46-97%, the coal is brown to black and has dull to metallic luster, and the coal can be divided into peat, lignite, bituminous coal and anthracite according to different coalification degrees.

Present breaker can be different in size the colliery breakage, need carry out the secondary crushing to great colliery, still need filter the ore granule after discharging like this, seriously influences the production efficiency in colliery, can produce the dust when the colliery drops simultaneously, and the dust can lead to the fact the influence to site work personnel's health.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a colliery breaker for coal mining machinery has overcome the not enough of prior art, and structural design is simple, and the effectual present breaker of having solved can be different the broken size in colliery, need carry out the secondary breakage to great colliery, still need filter the ore granule after discharging like this, seriously influence the production efficiency in colliery, can produce the dust when the colliery drops simultaneously, the dust can lead to the fact the problem of influence to site work personnel's health.

In order to solve the technical problem, the utility model provides a following technical scheme:

a coal mine crushing device for coal mine machinery comprises a main body, a feed inlet and a box door, wherein the feed inlet is integrally connected to the middle part of the top end of the main body, the box door is hinged to the base surface of the main body, a first motor and a second motor are fixedly arranged on the surface of the outer side of the main body, a first main gear is movably connected to the inner side of the first motor, a crushing gear is rotatably connected to the outer side of the first main gear, a crushing roller is fixedly connected to the inner side of the crushing gear, a second main gear is movably connected to the inner side of the second motor, a sharp knife gear is rotatably connected to the outer side of the second main gear, a sharp knife roller is fixedly connected to the inner side of the sharp knife gear, a guide plate is integrally connected to the inner wall of the main body, a guide block is fixedly arranged at the upper end of the guide plate, a filter screen is movably arranged at the bottom end inside the main body, an integrally-arranged discharge port is connected to the lower part of the filter screen, and a support seat is welded at the bottom of the main body, the inside fixed mounting of supporting seat has damping device, fixed mounting has dustproof cloth between the supporting seat.

As the utility model discloses a preferred technical scheme of colliery breaker for coal mine machinery, the chamber door passes through the hinge and articulates at the main part lateral surface, and the chamber door is inboard to be located around having the sealing washer with the main part laminating.

As the utility model discloses a preferred technical scheme of colliery breaker for coal mine machinery, broken gear and sharp sword gear are provided with two respectively, and two broken gears and two sharp sword gears carry out the antiport through first master gear and second master gear respectively.

As the utility model discloses a preferred technical scheme of colliery breaker for coal mining machinery, the setting of guide plate laminating main part inner wall middle part is the form of falling three horn shapes, and guide plate and main part seam crossing install the water conservancy diversion piece to the water conservancy diversion piece is the echelonment.

As the utility model discloses a preferred technical scheme of colliery breaker for coal mining machinery, the supporting seat is installed and is equipped with four in main part bottom four corners department, and four inside damping device that all install of supporting seat to inside damping spring, shock attenuation pole, the snubber block of including of damping device.

As the utility model discloses a preferred technical scheme of colliery breaker for coal mining machinery, dustproof cloth is connected and is fixed at main part bottom outward flange, and dustproof cloth centers on all around in the main part bottom.

The embodiment of the utility model provides a colliery breaker for coal mining machinery possesses following beneficial effect: through two breaker with coal breakage into less block completely, avoid coal to need carry out secondary operation, reduce unnecessary work load, the dust cloth of discharge gate periphery can restrain the dust that raises when coal drops, and the vibrations that produce when the inside damping device of supporting seat can reduce the main part function avoid the internals not hard up, extension fixture's life.

1. Carry out the condition that the secondary crushing can avoid the broken not in place of colliery granule through setting up crushing roller and sharp knife roller to the colliery, drive two crushing rollers and two sharp knife rollers simultaneously to the inboard rotation respectively through the master gear and roll colliery granule, two rolling devices can be with the complete broken less block that becomes of coal granule, still need carry out secondary operation after avoiding coming out in the follow breaker, have reduced unnecessary work load.

2. Through setting up damping device can improve the stationarity of main part, the collision ground arouses complicated vibrations and impact when avoiding the main part function, vibrations or strike too big part that can cause the main part inside not hard up to influence the life of main part, dustproof cloth can restrain the dust when coal drops from the discharge gate simultaneously, avoids the dust to cause the injury to site work personnel's health.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall internal side view structure of the present invention;

fig. 3 is a schematic structural diagram of the crushing device of the present invention.

In the figure: 1. a main body; 2. a feed inlet; 3. a box door; 4. a first motor; 5. a first main gear; 6. crushing the gear; 7. a crushing roller; 8. a second motor; 9. a second main gear; 10. a sharp gear; 11. a sharp knife roll; 12. a baffle; 13. a flow guide block; 14. filtering with a screen; 15. a discharge port; 16. a supporting seat; 17. a damping device; 18. dustproof cloth.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, a coal mine crushing device for coal mine machinery comprises a main body 1, a feed inlet 2 and a box door 3, wherein the feed inlet 2 is integrally connected with the middle part of the top end of the main body 1, the box door 3 is hinged on the base surface of the main body 1, a first motor 4 and a second motor 8 are fixedly arranged on the surface of the outer side of the main body 1, a first main gear 5 is movably connected with the inner side of the first motor 4, a crushing gear 6 is rotatably connected with the outer side of the first main gear 5, a crushing roller 7 is fixedly connected with the inner side of the crushing gear 6, a second main gear 9 is movably connected with the inner side of the second motor 8, a sharp knife gear 10 is rotatably connected with the outer side of the second main gear 9, a sharp knife roller 11 is fixedly connected with the inner side of the sharp knife gear 10, a guide plate 12 is integrally connected with the inner wall of the main body 1, a guide block 13 is fixedly arranged at the upper end of the guide plate 12, a filter screen 14 is movably arranged at the bottom end of the main body 1, and a discharge port 15 is integrally connected below the filter screen 14, the welding of main part 1 bottom has supporting seat 16, and the inside fixed mounting of supporting seat 16 has damping device 17, and fixed mounting has dustproof cloth 18 between the supporting seat 16.

The box door 3 is hinged to the outer side face of the main body 1 through a hinge, and a sealing ring is arranged around the joint of the inner side of the box door 3 and the main body 1; the box door 3 through setting up is convenient for maintain and safeguard the inside spare part of main part 1, and the sealing washer can avoid main part 1 dust or tiny particle to drop from the seam crossing when broken coal granule, strengthens the holistic seal of device.

Wherein, the two crushing gears 6 and the two sharp knife gears 10 are respectively arranged, and the two crushing gears 6 and the two sharp knife gears 10 respectively rotate reversely through the first main gear 5 and the second main gear 9; the crushing gear 6 and the sharp knife gear 10 simultaneously drive the two crushing rollers 7 and the two sharp knife rollers 11 to simultaneously rotate inwards under the action of the first main gear 5 and the second main gear 9, so that coal can be better crushed.

Wherein, the guide plate 12 is arranged in an inverted triangle shape in the middle of the inner wall of the main body 1, a guide block 13 is arranged at the joint of the guide plate 12 and the main body 1, and the guide block 13 is in a step shape; coal after crushing roller 7 can be guided through guide plate 12 and fall between sharp rotor 11 and carry out the secondary crushing, and water conservancy diversion piece 13 can enough avoid the bold coal to keep away from crushing roller 7 and lead to not broken, can avoid the coal granule of undersize to pile up in seam crossing again.

The four supporting seats 16 are arranged at the four corners of the bottom of the main body 1, the damping devices 17 are arranged in the four supporting seats 16, and the damping springs, the damping rods and the damping blocks are arranged in the damping devices 17; damping device 17 can improve the stationarity of main part 1, and the collision ground arouses complicated vibrations and impact when avoiding main part 1 to operate, and vibrations or impact too greatly may cause the inside part of main part 1 not hard up to influence the life of main part 1.

Wherein, the dustproof cloth 18 is fixedly connected with the outer edge of the bottom of the main body 1, and the dustproof cloth 18 surrounds the periphery of the bottom of the main body 1; the dust cloth 18 can restrain dust raised when coal falls from the discharge port 15, and damage to the body of field workers caused by the dust is avoided.

The working principle is as follows: when the coal crushing mill is used, firstly, coal particles are led into the main body 1 from the feed port 2, the first motor 4 drives the first main gear 5 to rotate, the two crushing gears 6 enable the two connected crushing rollers 7 to simultaneously rotate towards the inner side under the driving of the first main gear 5, the coal particles are firstly rolled, then the coal falls between the sharp knife rollers 11 under the action of the guide plate 12, the flow guide block 13 is arranged at the joint between the upper end of the guide plate 12 and the inner wall of the main body 1, the flow guide block 13 can not only prevent the large coal from being far away from the crushing rollers 7 and not being crushed, but also prevent the undersized coal particles from being accumulated at the joint, the second motor 8 drives the second main gear 9 to rotate, the two sharp knife gears 10 are driven to drive the two sharp knife rollers 11 to simultaneously rotate towards the inner side to roll the coal particles for the second time, and the coal particles can be completely crushed into smaller blocks by twice rolling, avoid still carrying out the secondary operation after coming out from breaker in, unnecessary work load has been reduced, coal granule after the breakage drops from discharge gate 15 after filtering through filter screen 14, can raise great dust when coal drops, and dustproof cloth 18 of discharge gate 15 periphery can restrain the dust, can avoid the dust to cause the injury to field work personnel's health, can avoid the dust to cause the pollution to environment and air again, and 16 internally mounted of supporting seat of main part 1 bottom four corners department has damping device 17, damping device 17 can improve the stationarity of main part 1, collision ground arouses complicated vibrations and impact when avoiding main part 1 to function, vibrations or impact too greatly can cause the part of main part 1 inside not hard up, thereby influence the life of main part 1.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A coal mine crushing device for coal mine machinery comprises a main body (1), a feeding port (2) and a box door (3), wherein the feeding port (2) is integrally connected to the middle of the top end of the main body (1), and the box door (3) is hinged to a base surface of the main body (1); the device is characterized in that a first motor (4) and a second motor (8) are fixedly arranged on the surface of the outer side of a main body (1), a first main gear (5) is movably connected to the inner side of the first motor (4), a crushing gear (6) is rotatably connected to the outer side of the first main gear (5), a crushing roller (7) is fixedly connected to the inner side of the crushing gear (6), a second main gear (9) is movably connected to the inner side of the second motor (8), a sharp knife gear (10) is rotatably connected to the outer side of the second main gear (9), a sharp knife roller (11) is fixedly connected to the inner side of the sharp knife gear (10), a guide plate (12) is integrally connected to the inner wall of the main body (1), a guide block (13) is fixedly arranged at the upper end of the guide plate (12), a filter screen (14) is movably arranged at the bottom end of the main body (1), and a discharge port (15) is integrally connected to the lower part of the filter screen (14), the welding of main part (1) bottom has supporting seat (16), the inside fixed mounting of supporting seat (16) has damping device (17), fixed mounting has dustproof cloth (18) between supporting seat (16).

2. The coal mine crushing device for the coal mine machinery according to claim 1, wherein the box door (3) is hinged on the outer side surface of the main body (1) through a hinge, and a sealing ring is arranged around the joint of the inner side of the box door (3) and the main body (1).

3. The coal mine crushing device for the coal mine machinery according to claim 1, wherein the crushing gear (6) and the sharp knife gear (10) are respectively provided with two, and the two crushing gears (6) and the two sharp knife gears (10) are respectively reversely rotated by the first main gear (5) and the second main gear (9).

4. The coal mine crushing device for the coal mine machinery according to claim 1, wherein the deflector (12) is arranged in an inverted triangle shape in the middle of the inner wall of the main body (1), a deflector block (13) is arranged at the joint of the deflector (12) and the main body (1), and the deflector block (13) is in a step shape.

5. The coal mine crushing device for the coal mine machinery according to claim 1, characterized in that four supporting seats (16) are arranged at four corners of the bottom of the main body (1), damping devices (17) are arranged in all the four supporting seats (16), and the damping devices (17) comprise damping springs, damping rods and damping blocks.

6. The coal mine crushing device for the coal mine machinery according to claim 1, wherein the dustproof cloth (18) is fixedly connected to the outer edge of the bottom of the main body (1), and the dustproof cloth (18) surrounds the periphery of the bottom of the main body (1).