CN212105863U - Coal mining machine crushing device and coal mining machine - Google Patents
Coal mining machine crushing device and coal mining machine Download PDFInfo
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- CN212105863U CN212105863U CN202020563611.8U CN202020563611U CN212105863U CN 212105863 U CN212105863 U CN 212105863U CN 202020563611 U CN202020563611 U CN 202020563611U CN 212105863 U CN212105863 U CN 212105863U
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- connecting rod
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Abstract
The utility model provides a coal-winning machine breaker and coal-winning machine, wherein, coal-winning machine breaker includes: the connecting lug seat is used for being connected with a coal mining machine; the crushing part is rotationally connected with the connecting lug seat; the driving device is rotatably connected with the connecting lug seat and connected with the crushing part, and is used for adjusting the height of the crushing part, wherein the driving device is provided with a buffer part which is used for buffering the impact force applied to the driving device. This coal-winning machine breaker through set up the bolster on drive arrangement, the bolster can play the buffering guard action to drive arrangement, and like this, when broken bold coal petrography of broken portion, the bolster can play the cushioning effect, prevents that drive arrangement from causing the damage because of the impact force that produces when bold coal petrography drops, has improved drive arrangement's life, has guaranteed the stability when coal-winning machine breaker operates.
Description
Technical Field
The utility model relates to a coal-winning machine technical field particularly, relates to a coal-winning machine breaker reaches coal-winning machine including this coal-winning machine breaker.
Background
At present, in the process of mining a fully mechanized mining working face of a thick coal seam, the coal drop amount is large, and a lot of coal rocks contain large blocks, if the large blocks cannot be crushed, the normal transportation of the working face is influenced, and even the safety production of the whole coal mine is influenced. In order to solve the problem, the lump coal is mostly crushed by a crushing mechanism at present so that the coal flow smoothly passes through the bottom of a machine body of the coal mining machine, the height of the crushing mechanism is mainly adjusted by a driving device, but when a large lump coal rock is smashed on the crushing mechanism, a large impact force is generated instantly, and the driving device is often damaged.
SUMMERY OF THE UTILITY MODEL
In order to solve at least one of the above technical problems, an object of the present invention is to provide a crushing device for a coal mining machine.
Another object of the utility model is to provide a coal-winning machine including above-mentioned coal-winning machine breaker.
In order to achieve the above object, the utility model discloses technical scheme of the first aspect provides a coal-winning machine breaker, include: the connecting lug seat is used for being connected with a coal mining machine; the crushing part is rotationally connected with the connecting lug seat; drive arrangement, drive arrangement with connect the ear seat rotate to be connected and with broken portion connects, drive arrangement is used for adjusting the height of broken portion, wherein, the last bolster that is equipped with of drive arrangement, the bolster is used for the buffering the impact force that drive arrangement received.
The utility model discloses technical scheme of the first aspect provides a coal-winning machine breaker, including connecting ear seat, crushing portion and drive arrangement. The connecting lug seat is used for being connected with a coal mining machine, the crushing part is rotatably connected with the connecting lug seat and used for crushing large coal rocks, so that coal flow smoothly passes through the bottom of a machine body of the coal mining machine, one end of the driving device is rotatably connected with the connecting lug seat, the other end of the driving device is connected with the crushing part, the height of the crushing part can be adjusted when the driving device operates, so that the large coal rocks of the crushing part are crushed, the buffer part is arranged on the driving device and can play a role in buffering and protecting the driving device, therefore, when the large coal rocks of the crushing part are crushed, the buffer part can play a role in damping, the driving device is effectively prevented from being damaged due to impact force generated when the large coal rocks fall, the service life of the driving device is prolonged, and the stability of the crushing device during operation is ensured.
Additionally, the utility model provides a coal-winning machine breaker among the above-mentioned technical scheme can also have following additional technical characteristics:
in the above technical solution, the driving device is located below the crushing section; one side of the crushing part, which is close to the driving device, is provided with a connecting seat, and the driving device is connected with the connecting seat.
Through locating drive arrangement in the below of crushing portion, then when drive arrangement drive crushing portion relatively connect the ear seat and rotate from top to bottom, just can realize the adjustment of the high position of crushing portion, help improving the efficiency of crushing portion position control. Through set up the connecting seat in one side that broken portion is close to drive arrangement, be connected drive arrangement and connecting seat to help improving reliability and stability that drive arrangement and broken portion are connected, and then help improving the stability of drive arrangement drive broken portion motion.
In any one of the above technical solutions, the driving device includes a driving member and a connecting rod connected to the driving member, wherein the driving member is rotatably connected to the connecting lug, the connecting rod is connected to the crushing portion, and the buffer member is disposed on the connecting rod.
The driving device comprises a driving piece (such as an oil cylinder or a motor) and a connecting rod connected with the driving piece, wherein the driving piece is connected with the connecting lug seat in a rotating mode, the connecting rod is connected with the crushing part, the driving piece moves through the driving connecting rod to drive the crushing part to rotate relative to the connecting lug seat, so that the height position is adjusted, and the structure and the principle are simple and easy to achieve.
In the above technical scheme, the connecting rod is provided with a flat key and a cushion block connected with the flat key, the cushion block is located so that a limiting groove is formed between the connecting rod and the crushing part, and the buffer part is at least partially located in the limiting groove.
Be equipped with the parallel key on the connecting rod and with the cushion that the parallel key is connected, through locating the cushion between connecting rod and the broken portion for be formed with the spacing groove between connecting rod and the broken portion, the bolster is at least partially located the spacing inslot, and the spacing groove plays spacing and guard action, prevents that the bolster from breaking away from the connecting rod, helps improving the stability and the reliability of bolster installation simultaneously.
In the above technical solution, the buffer member includes a disc spring, the disc spring is sleeved on the connecting rod, and at least part of the disc spring is located in the limiting groove.
The bolster includes the dish spring, establishes on the connecting rod through the dish spring cover, and the dish spring has buffering absorbing effect to play protection drive arrangement's effect, prevent that the impact force of bold coal petrography from damaging drive arrangement, locate the spacing inslot through will at least part dish spring, can prevent that the dish spring from breaking away from the connecting rod, guaranteed the reliability of dish spring installation, and help improving dish spring shock attenuation effect.
In any one of the above technical solutions, the buffer member includes a rubber pad, and the rubber pad is disposed on the connecting rod and located in the limiting groove.
The buffer piece comprises a rubber pad, the rubber pad is arranged on the connecting rod and located in the limiting groove, the stability and the reliability of installation of the rubber pad are guaranteed, the rubber pad has a damping effect, and the risk that the driving device is damaged due to the large impact force of the large coal rocks is effectively reduced.
Of course, the buffer member may be a spring or other structural member having a buffering effect.
In any one of the above technical solutions, the driving member includes a height-adjusting oil cylinder, and the connecting rod is detachably connected to the height-adjusting oil cylinder.
The driving piece comprises a heightening oil cylinder, the connecting rod and the heightening oil cylinder are detachably connected, so that the installation and the disassembly are convenient, the connecting rod and any one of the heightening oil cylinders are convenient to maintain and replace, and the maintenance efficiency of a product is improved.
In the technical scheme, the connecting rod is provided with a first connecting hole, the heightening oil cylinder is provided with a second connecting hole, and the first pin shaft penetrates through the first connecting hole and the second connecting hole, so that the connecting rod is connected with the heightening oil cylinder.
Through set up first connecting hole on the connecting rod, set up the second connecting hole on heightening the hydro-cylinder, then when the connecting rod was assembled with heightening the hydro-cylinder, first round pin axle pass first connecting hole and second connecting hole can, improved the assembly efficiency of connecting rod with heightening the hydro-cylinder, convenient to detach again simultaneously, easily maintenance is changed.
In any of the above technical solutions, the crushing part is rotatably connected with the connecting lug seat through a second pin shaft; the driving device is rotationally connected with the connecting lug seat through a third pin shaft.
The utility model discloses technical scheme of second aspect provides a coal-winning machine, include: the coal mining machine crushing device in any one of the technical solutions of the first aspect; and the connecting lug seat of the coal mining machine crushing device is connected with the machine body.
The utility model discloses the coal-winning machine that technical scheme of second aspect provided, because of including any one in the first aspect technical scheme coal-winning machine breaker, therefore have all beneficial effects that any above-mentioned technical scheme had, no longer describe here.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a crushing device of a coal mining machine according to an embodiment of the present invention;
fig. 2 is a schematic block diagram of a coal mining machine according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 and fig. 2 is:
1, a coal mining machine crushing device, 10 connecting lug seats, 20 crushing parts, 201 connecting seats, 301 heightening oil cylinders, 302 connecting rods, 303 flat keys, 304 cushion blocks, 40 disc springs, 50 limiting grooves, 60 first pin shafts, 70 second pin shafts, 80 third pin shafts, 2 coal mining machines and 21 machine bodies.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A shearer loader crushing device and shearer loader according to some embodiments of the present invention will be described with reference to fig. 1 and 2.
Example one
As shown in fig. 1, an embodiment of the first aspect of the present invention provides a coal mining machine crushing device 1, including: the connecting lug seat 10 is used for connecting the connecting lug seat 10 with a coal mining machine; a crushing part 20 rotatably connected to the connecting lug 10; and the driving device is rotatably connected with the connecting lug seat 10 and is connected with the crushing part 20, and the driving device is used for adjusting the height of the crushing part 20, wherein a buffer part is arranged on the driving device and is used for buffering the impact force applied to the driving device.
The embodiment of the first aspect of the utility model provides a coal-winning machine breaker 1, including connecting ear seat 10, broken portion 20 and drive arrangement. Wherein, the connecting lug seat 10 is used for being connected with a coal mining machine, the crushing part 20 is rotationally connected with the connecting lug seat 10 and is used for crushing large coal rocks, so that coal flows smoothly pass through the bottom of a machine body 21 of the coal mining machine, one end of the driving device is rotationally connected with the connecting lug seat 10, the other end of the driving device is connected with the crushing part 20, the height of the crushing part 20 can be adjusted during the operation of the driving device, so that the large coal rocks are crushed by the crushing part 20, the buffer part is arranged on the driving device and can play a role in buffering and protecting the driving device, and thus when the large coal rocks are crushed by the crushing part 20, the buffer part can play a role in damping, and effectively prevent the driving device from being damaged due to impact force generated when the large coal rocks fall, the service life of the driving device is prolonged, and the stability during the operation of.
Further, the driving means is located below the crushing section 20; the crushing part 20 is provided with a connecting seat 201 at one side near the driving device, and the driving device is connected with the connecting seat 201.
By providing the driving device below the crushing unit 20, the height position of the crushing unit 20 can be adjusted when the driving device drives the crushing unit 20 to rotate up and down relative to the connecting ear mount 10, which is helpful for improving the efficiency of adjusting the position of the crushing unit 20. By arranging the connecting seat 201 at one side of the crushing part 20 close to the driving device, the driving device is connected with the connecting seat 201, so that the reliability and stability of the connection of the driving device and the crushing part 20 are improved, and the stability of the driving device for driving the crushing part 20 to move is improved.
Specifically, the driving device includes a driving member and a connecting rod 302 connected to the driving member, wherein the driving member is rotatably connected to the connecting lug 10, the connecting rod 302 is connected to the crushing portion 20, and the buffering member is disposed on the connecting rod 302.
The driving device comprises a driving piece (such as an oil cylinder or a motor) and a connecting rod 302 connected with the driving piece, wherein the driving piece is rotatably connected with the connecting lug seat 10, the connecting rod 302 is connected with the crushing part 20, the driving piece moves through the driving connecting rod 302 to drive the crushing part 20 to rotate relative to the connecting lug seat 10, so that the height position is adjusted, and the structure and the principle are simple and easy to realize.
Further, a flat key 303 and a cushion block 304 connected with the flat key 303 are arranged on the connecting rod 302, the cushion block 304 is located so that a limiting groove 50 is formed between the connecting rod 302 and the crushing part 20, and the cushion block is at least partially located in the limiting groove 50, as shown in fig. 1.
Be equipped with the parallel key 303 on the connecting rod 302 and the cushion 304 of being connected with the parallel key 303, through locating cushion 304 between connecting rod 302 and broken portion 20 for be formed with spacing groove 50 between connecting rod 302 and the broken portion 20, the bolster is at least partially located spacing groove 50, and spacing groove 50 plays spacing and guard action, prevents that the bolster from breaking away from connecting rod 302, helps improving the stability and the reliability of bolster installation simultaneously.
Specifically, the damper includes a disc spring 40, the disc spring 40 is sleeved on the connecting rod 302, and at least a portion of the disc spring 40 is located in the limiting groove 50, as shown in fig. 1.
The bolster includes dish spring 40, establishes on connecting rod 302 through the cover with dish spring 40, and dish spring 40 has the absorbing effect of buffering to play protection drive arrangement's effect, prevent that the impact force of bold coal petrography from damaging drive arrangement, locate spacing groove 50 through at least part dish spring 40, can prevent that dish spring 40 from breaking away from connecting rod 302, guaranteed the reliability of dish spring 40 installation, and help improving dish spring 40 shock attenuation effect.
EXAMPLE two (not shown)
The difference from the first embodiment is that: the buffer member includes a rubber pad, which is disposed on the connecting rod 302 and located in the limiting groove 50.
The buffer piece includes the rubber pad, through setting up the rubber pad on connecting rod 302 and lie in spacing groove 50, has both guaranteed the stability and the reliability of rubber pad installation, and the rubber pad has the shock attenuation effect, effectively reduces drive arrangement and takes place the risk of damaging because of the great impact force of bold coal petrography.
Of course, the buffer member may be a spring or other structural member having a buffering effect.
Specifically, the driving member includes a height-adjusting cylinder 301, and a connecting rod 302 is detachably connected to the height-adjusting cylinder 301, as shown in fig. 1.
The driving piece comprises a heightening oil cylinder 301, the connecting rod 302 and the heightening oil cylinder 301 are detachably connected, so that the installation and the disassembly are facilitated, meanwhile, the maintenance and the replacement of any one of the connecting rod 302 and the heightening oil cylinder 301 are facilitated, and the maintenance efficiency of a product is improved.
Specifically, the connecting rod 302 is provided with a first connecting hole, the heightening cylinder 301 is provided with a second connecting hole, and the first pin 60 penetrates through the first connecting hole and the second connecting hole, so that the connecting rod 302 is connected with the heightening cylinder 301.
Through setting up first connecting hole on connecting rod 302, set up the second connecting hole on increaseing hydro-cylinder 301, then connecting rod 302 with increaseing during the hydro-cylinder 301 assembly, first round pin axle 60 pass first connecting hole and second connecting hole can, improved connecting rod 302 and increaseing hydro-cylinder 301's assembly efficiency, simultaneously convenient to detach again, easily maintenance is changed.
Specifically, the crushing part 20 is rotatably connected with the connecting lug seat 10 through a second pin 70; the driving device is rotatably connected to the connecting ear mount 10 via a third pin 80.
As shown in fig. 2, an embodiment of the second aspect of the present invention provides a coal mining machine 2, including: the shearer breaking device 1 of any one of the embodiments of the first aspect; and a body 21, wherein the connecting lug seat 10 of the coal mining machine crushing device 1 is connected with the body 21.
The utility model discloses coal-winning machine 2 that the embodiment of second aspect provided, because of coal-winning machine breaker 1 including any one of the first aspect embodiment, therefore have all beneficial effects that any above-mentioned embodiment had, no longer describe herein.
To sum up, the utility model provides a coal-winning machine breaker through set up the bolster on drive arrangement, the bolster can play the buffering guard action to drive arrangement, and like this, when the broken bold coal petrography of broken portion, the bolster can play the cushioning effect to the impact force that produces when effectively preventing drive arrangement from dropping because of the bold coal petrography causes the damage, has improved drive arrangement's life, has guaranteed the stability of coal-winning machine breaker when operation.
In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", 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 unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (10)
1. A coal mining machine crushing device, comprising:
the connecting lug seat is used for being connected with a coal mining machine;
the crushing part is rotationally connected with the connecting lug seat;
drive arrangement, drive arrangement with connect the ear seat rotate to be connected and with broken portion connects, drive arrangement is used for adjusting the height of broken portion, wherein, the last bolster that is equipped with of drive arrangement, the bolster is used for the buffering the impact force that drive arrangement received.
2. The shearer breaking device of claim 1,
the driving device is positioned below the crushing part;
one side of the crushing part, which is close to the driving device, is provided with a connecting seat, and the driving device is connected with the connecting seat.
3. The shearer breaking device of claim 1 or 2,
the driving device comprises a driving piece and a connecting rod connected with the driving piece, wherein the driving piece is rotatably connected with the connecting lug seat, the connecting rod is connected with the crushing part, and the buffer piece is arranged on the connecting rod.
4. The shearer breaking device of claim 3,
the connecting rod is provided with a flat key and a cushion block connected with the flat key, the cushion block is positioned between the connecting rod and the crushing part, a limiting groove is formed between the connecting rod and the crushing part, and at least part of the buffer piece is positioned in the limiting groove.
5. The shearer breaking device of claim 4,
the buffer piece comprises a disc spring, the disc spring is sleeved on the connecting rod, and at least part of the disc spring is located in the limiting groove.
6. The shearer breaking device of claim 4,
the buffer piece comprises a rubber pad, and the rubber pad is arranged on the connecting rod and is positioned in the limiting groove.
7. The shearer breaking device of claim 3,
the driving piece comprises a heightening oil cylinder, and the connecting rod is detachably connected with the heightening oil cylinder.
8. The shearer breaking device of claim 7,
the connecting rod is provided with a first connecting hole, the heightening oil cylinder is provided with a second connecting hole, and a first pin shaft penetrates through the first connecting hole and the second connecting hole, so that the connecting rod is connected with the heightening oil cylinder.
9. The shearer breaking device of claim 1 or 2,
the crushing part is rotationally connected with the connecting lug seat through a second pin shaft;
the driving device is rotationally connected with the connecting lug seat through a third pin shaft.
10. A coal mining machine, characterized by comprising:
the shearer breaker apparatus of any one of claims 1 to 9; and
the connecting lug seat of the coal mining machine crushing device is connected with the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563611.8U CN212105863U (en) | 2020-04-16 | 2020-04-16 | Coal mining machine crushing device and coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020563611.8U CN212105863U (en) | 2020-04-16 | 2020-04-16 | Coal mining machine crushing device and coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212105863U true CN212105863U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020563611.8U Active CN212105863U (en) | 2020-04-16 | 2020-04-16 | Coal mining machine crushing device and coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212105863U (en) |
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2020
- 2020-04-16 CN CN202020563611.8U patent/CN212105863U/en active Active
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