CN219220494U

CN219220494U - Mining and filling system

Info

Publication number: CN219220494U
Application number: CN202320046586.XU
Authority: CN
Inventors: 梁兴国; 李龙; 武凯玉; 刘佳男
Original assignee: Tianjin Meiteng Technology Co Ltd
Current assignee: Tianjin Meiteng Technology Co Ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-20
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to the technical field of coal exploitation, in particular to a exploitation filling system. The utility model provides a mining and filling system which is arranged in a mining area, wherein the mining area is divided into a fully-mechanized mining working face and a strip working face, and the strip working face is divided into a plurality of strips; the mining and filling system comprises: mining mechanism, first sorting mechanism and first filling mechanism. The mining mechanism is arranged at the fully-mechanized mining face and the strip to be mined and is used for mining raw coal. The first sorting mechanism is communicated with the mining mechanism and is used for sorting gangue in raw coal. The first filling mechanism is arranged at the mined strip and fills the mined strip with the selected gangue. The gangue is filled into the mined strip, the call that the gangue does not rise can be responded, and meanwhile, as the mining operation does not exist in the mined strip, compared with the prior art, the problem that the mining operation and the filling operation are mutually interfered can not occur, and the production capacity of the fully-mechanized mining face can be prevented from being influenced.

Description

Mining and filling system

Technical Field

The utility model relates to the technical field of coal exploitation, in particular to a exploitation filling system.

Background

Gangue, commonly known as "gangue", refers to the pieces of rock mixed in a coal seam. At present, in response to the call of 'gangue not rising well', an in-situ filling method is mostly adopted in coal mining, namely raw coal mined at a fully-mechanized mining working face of a mining area is conveyed to a sorting machine, after the sorting machine sorts coal and gangue, the coal is conveyed to the ground through a mine, and the gangue is filled back to the original working face.

Although most of the gangue can be treated by the mining technology, the gangue can not rise, but because in-situ filling is after-frame gangue filling, filling work and coal mining work are mutually influenced during filling, and the production capacity of a fully-mechanized mining face is reduced.

Disclosure of Invention

The utility model solves the problems that: the existing in-situ filling is waste rock filling after a frame, and during filling, filling work and coal mining work are mutually influenced, so that the production capacity of a fully-mechanized coal mining working face is reduced.

(II) technical scheme

In order to solve the technical problems, an embodiment of the present utility model provides a mining and filling system, which is disposed at a mining level, wherein the mining level is divided into a fully-mechanized mining face and a strip face, and the strip face is divided into a plurality of strips; the mining filling system comprises: a mining mechanism, a first sorting mechanism and a first filling mechanism;

the mining mechanism is arranged at the fully-mechanized mining face and the strip to be mined and is used for mining raw coal in the fully-mechanized mining face and raw coal in the strip to be mined;

the first sorting mechanism is communicated with the mining mechanism and is used for sorting gangue in raw coal;

the first filling mechanism is arranged at the mined strip and fills the mined strip through the gangue.

Further, the mining mechanism comprises a coal mining machine and a continuous mining machine, the coal mining machine is arranged at the fully-mechanized mining face, and the continuous mining machine is arranged at the strip to be mined;

the first sorting mechanism is provided with a first feed inlet, and the discharge end of the coal mining machine and the discharge end of the continuous mining machine are communicated with the first feed inlet.

Further, the waste rock crushing device also comprises a first crushing mechanism, wherein the first crushing mechanism is used for crushing waste rock;

the first crushing mechanism comprises a first crushing cavity, and a second feeding hole and a second discharging hole are formed in the first crushing cavity;

the first sorting mechanism is provided with a first gangue outlet, the first gangue outlet is communicated with the second feeding port, and the second discharging port is communicated with the first filling mechanism.

Further, the first filling mechanism comprises a waste rock throwing machine, the waste rock throwing machine is arranged at the mined strip, and the feeding end of the waste rock throwing machine is communicated with the second discharging port.

Further, the first sorting mechanism comprises an intelligent dry separator.

Further, the device also comprises a pulping mechanism and a second filling mechanism;

the pulping mechanism comprises a cavity, paste is formed in the cavity, one end of the second filling mechanism is communicated with the cavity, the other end of the second filling mechanism is communicated with the mined strip, and the second filling mechanism can convey the paste into the mined strip.

Further, the second filling mechanism comprises a filling pump and a filling pipeline;

the filling pump is arranged on the filling pipeline, one end of the filling pipeline is communicated with the cavity, and the other end of the filling pipeline stretches into the mined strip.

Further, the device also comprises a second sorting mechanism;

the first separation mechanism is provided with a first raw coal outlet, the second separation mechanism is provided with a third feed inlet and a second gangue outlet, the third feed inlet is communicated with the first raw coal outlet, and the second separation mechanism is used for separating gangue in raw coal;

the pulping mechanism comprises a cement bin, cement is stored in the cement bin, a stirring assembly is arranged in the cavity, and the cement bin and the second gangue outlet are communicated with the cavity.

Further, the waste rock crushing device also comprises a second crushing mechanism, wherein the second crushing mechanism is used for crushing waste rock;

the second crushing mechanism is provided with a second crushing cavity, and a fourth feeding hole and a fourth discharging hole are formed in the second crushing cavity;

the fourth feed inlet is communicated with the second gangue outlet, and the fourth discharge outlet is communicated with the cavity.

Further, the second separation mechanism is a coal washery.

The utility model has the beneficial effects that:

the utility model provides a mining and filling system which is arranged in a mining area, wherein the mining area is divided into a fully-mechanized mining face and a strip working face, and the strip working face is divided into a plurality of strips; the mining filling system comprises: mining mechanism, first sorting mechanism and first filling mechanism. The mining mechanism is arranged at the fully-mechanized mining face and the strip to be mined and is used for mining raw coal in the fully-mechanized mining face and raw coal in the strip to be mined. The first sorting mechanism is communicated with the mining mechanism and is used for sorting gangue in raw coal. The first filling mechanism is arranged at the mined strip and fills the mined strip through the gangue. Through dividing fully-mechanized coal face and strip working face in the mining area to in filling gangue into the strip of having been mined, can respond to the call that gangue does not rise well, simultaneously because there is not coal-winning operation in the strip of having been mined, consequently, compare in prior art, the problem that coal-winning operation and filling work are interfered with each other can not appear, can avoid influencing the throughput of fully-mechanized coal face.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a mining and filling system according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a mining and filling system applied in an N00 construction method according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of an embodiment of the mining and filling system applied in 121 construction method.

Icon:

1-panel; 11-fully mechanized coal mining face; 12-a strip work surface; 121-a strip; 13-a transportation lane;

21-a mining mechanism; 211-coal mining machine; 212-continuous miner; 22-a first sorting mechanism; 221-an intelligent dry separator; 23-a first filling mechanism; 231-a waste rock throwing machine; 24-a first crushing mechanism; 25-pulping mechanism; 251-chamber; 252-cement bin; 26-a second filling mechanism; 261-filling pump; 262-filling the pipeline; 27-a second sorting mechanism; 271-coal washery; 28-a second crushing mechanism.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are 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.

As shown in fig. 1-3, an embodiment of the present utility model provides a production and filling system. The mining and filling system provided by the embodiment is arranged at a mining level, is used for mining raw coal at the mining level, and is used for filling a mining area.

In the present embodiment, the production level refers to the level at which a shaft yard, a stage haulage roadway, and a full stage haulage task are provided, which is generally referred to as the production level

In this embodiment, the mining level is divided into a plurality of mining areas 1, and the fully mechanized mining face 11 and the strip face 12 may be in the same mining area 1 or in different mining areas 1.

As shown in fig. 1 to 3, the panel 1 has a fully mechanized face 11 and a strip face 12. The fully-mechanized coal mining face 11 is a stoping face of comprehensive mechanized equipment of underground coal mine equipment; the strip face 12 is a coal mining method in which a plurality of strips 121 are divided in a certain direction in a mining section, the mined strips 121 and the unexplored strips 121 are arranged alternately, and the method is a coal mining method in which a coal pillar of the reserved strips 121 is used for supporting a load of an overlying strata so as to control surrounding rock movement and thus to keep surface movement deformation within an allowable range, and in the strip face 12, after the mined strips 121 are filled, the whole coal pillar of the strip face 12 can be mined.

The mining filling system provided in this embodiment, the mining filling system includes: mining means 21, first sorting means 22 and first filling means 23. The mining mechanism 21 is disposed at the fully-mechanized coal mining face 11 and at the strip 121 to be mined, and is used for mining raw coal in the fully-mechanized coal mining face 11 and raw coal in the strip 121 to be mined. The first sorting mechanism 22 communicates with the mining mechanism 21 and is used for sorting gangue in raw coal. The first filling mechanism 23 is provided at the mined strip 121, and fills the mined strip 121 with the refuse.

In this embodiment, the mining mechanism 21 is disposed at the fully-mechanized mining face 11, and the strip 121 to be mined on the strip face 12 is used for mining raw coal in the fully-mechanized mining face 11 and raw coal in the strip 121 to be mined, the first sorting mechanism 22 is communicated with the mining mechanism 21, raw coal mined by the mining mechanism 21 is conveyed into the first sorting mechanism 22, and the first sorting mechanism 22 is used for sorting gangue in the raw coal, so that the gangue is prevented from lifting along with the raw coal as much as possible. The first filling mechanism 23 is disposed at the mined strip 121 and fills the mined strip 121 with spoil sorted by the first sorting mechanism 22 in response to a spoil not raising call.

Where the strip 121 to be mined is a strip 121 that has not been mined or is being mined, and the mined strip 121 is a strip 121 that has been completed with coal mining. The gangue is filled into the mined strip 121 through the first filling mechanism 23, so that on one hand, the influence on the coal mining work of the fully-mechanized coal face 11 and the coal mining work of the strip 121 to be mined can be avoided, and on the other hand, the call of the corresponding gangue for not lifting the well can be avoided.

In addition, in the present embodiment, the requirement for suppressing the deformation of the ground surface at the fully mechanized coal face 11 is not high, while the strip work face 12 is mostly applied to coal mining under the "three-step", that is, coal mining under a building, a railway or a water body, the deformation of the ground surface needs to be strictly controlled, and the deformation of the ground surface at the strip work face 12 can be effectively suppressed by filling the gangue at the mined strip 121.

According to the mining and filling system provided by the embodiment, the fully-mechanized mining face 11 and the strip face 12 are divided in the mining area 1, and the waste rock is filled into the mined strip 121, so that the call of no lifting of the waste rock can be responded, and meanwhile, as no coal mining operation exists in the mined strip 121, compared with the prior art, the problem that the coal mining operation and the filling operation are mutually interfered can not occur, and the production capacity of the fully-mechanized mining face 11 can be prevented from being influenced.

As shown in fig. 1 to 3, the mining mechanism 21 includes a coal mining machine 211 and a continuous miner 212, the coal mining machine 211 is disposed at the fully-mechanized coal face 11, and the continuous miner 212 is disposed at the strip 121 to be mined. The first sorting mechanism 22 is provided with a first feeding hole, and the discharging end of the coal mining machine 211 and the discharging end of the continuous mining machine 212 are communicated with the first feeding hole.

Alternatively, in this embodiment, the strip face 12 may also be mined by a fully-mechanized coal mining machine.

In this embodiment, the first sorting mechanism 22 has a first feed inlet, a first gangue outlet and a first raw coal outlet, raw coal mined by the coal mining machine 211 and the continuous mining machine 212 enters the first sorting mechanism 22 through the first feed inlet, the first sorting mechanism 22 sorts out the gangue with larger particle size in the raw coal, the sorted raw coal leaves the first sorting mechanism 22 through the first raw coal outlet, and the gangue leaves the first sorting mechanism 22 through the first gangue outlet.

As shown in fig. 1 to 3, the waste crushing device further comprises a first crushing mechanism 24, wherein the first crushing mechanism 24 is used for crushing waste; the first crushing mechanism 24 includes a first crushing chamber provided with a first feed inlet and a first discharge outlet. The first sorting mechanism 22 is provided with a first gangue outlet, the first gangue outlet is communicated with the second feeding port, and the second discharging port is communicated with the first filling mechanism 23.

In the present embodiment, the first crushing mechanism 24 is provided between the first sorting mechanism 22 and the first filling mechanism 23, and is used for crushing the gangue separated by the first sorting mechanism 22 and having a large particle diameter, and then filling the crushed gangue into the mined tape 121 through the first filling mechanism 23. By arranging the first crushing mechanism 24 to crush the gangue, the filling rate can be effectively improved, and the deformation of the ground surface at the position of the strip working surface 12 is avoided.

Alternatively, in the present embodiment, the first crushing mechanism 24 may be a crusher, a mill, or the like.

In this embodiment, the first crushing mechanism 24 is preferably a crusher, which is simple in structure and low in cost. The crusher comprises a box body and other structures. The first crushing cavity is formed in the box body.

As shown in fig. 1 to 3, in this embodiment, the first filling mechanism 23 includes a waste rock thrower 231, the waste rock thrower 231 is disposed at the mined strip 121, and a feeding end of the waste rock thrower 231 is communicated with the second discharging port.

In this embodiment, the first filling mechanism 23 includes a waste rock throwing machine 231, the waste rock throwing machine 231 fills crushed waste rock into the mined strip 121, the waste rock throwing machine 231 has a feeding end and a discharging end, the feeding end of the waste rock throwing machine 231 is communicated with the second discharging port, the discharging end of the waste rock throwing machine 231 stretches into the mined strip 121, the waste rock crushed by the first crushing mechanism 24 enters the waste rock throwing machine 231 through the second discharging port, and then is thrown into the mined strip 121 through the discharging end of the waste rock throwing machine 231.

In this embodiment, in use, a conveyor belt is disposed between the first crushing mechanism 24 and the waste rock thrower 231, and crushed waste rock is conveyed to the feeding end of the waste rock thrower 231 through the conveyor belt.

In this embodiment, the first sorting mechanism 22 includes an intelligent dry separator 221.

In this embodiment, the intelligent dry separator 221 uses advanced technologies such as a deep learning algorithm to identify coal and gangue through an X-ray and image identification technology, so as to realize precise identification and separation of lump coal. The intelligent dry separator 221 does not use water, medium and coal slime, and has low processing cost and high lump coal yield.

Optionally, in this embodiment, the mining area 1 is provided with a main conveying lane 13, the main conveying lane 13 is provided with a main conveying lane belt, the intelligent dry separator 221 is arranged in the main conveying lane 13, raw coal on the main conveying lane belt is unloaded through a plow discharger, and then is conveyed to the intelligent dry separator 221 through a conveyor belt. When the raw coal is conveyed outside the main conveying main roadway belt, the raw coal enters the intelligent dry separator 221 for separation, and the separated raw coal returns to the main conveying main roadway belt for conveying.

The mining filling system provided according to the embodiment of the present utility model, as shown in fig. 1 to 3, further includes a pulping mechanism 25 and a second filling mechanism 26. The pulping mechanism 25 comprises a chamber 251, the chamber 251 stores paste, one end of the second filling mechanism 26 is communicated with the chamber 251, the other end is communicated with the mined strip 121, and the second filling mechanism 26 can convey the paste into the mined strip 121.

In this embodiment, the pulping mechanism 25 includes a structure such as a chamber 251, in which the paste is stored, and the second filling mechanism 26 is used to communicate the chamber 251 with the mined strip 121 and to fill the paste in the chamber 251 into the mined strip 121, and the paste is capable of filling gaps between the gangue. When the waste rock filling machine is used, waste rock is filled into the mined strip 121 by the waste rock throwing machine 231, after waste rock filling is completed, paste is filled into the mined strip 121 by the filling pump 261 and the filling pipeline 262, gaps between the waste rock are filled by the paste, and the paste and the waste rock are mixed to form a filling body for filling the mined strip 121, so that the strength of the filling body can be further improved, and the surface deformation at the mining surface of the strip 121 can be furthest restrained.

Specifically, as shown in fig. 1 to 3, the second filling mechanism 26 includes a filling pump 261 and a filling pipe 262. The filling pump 261 is provided on the filling pipe 262, and one end of the filling pipe 262 is communicated with the chamber 251, and the other end extends into the produced strip 121.

In this embodiment, a fill line 262 is connected at one end to the chamber 251 and at the other end extends into the mined strip 121, and a fill pump 261 is provided on the fill line 262 to power the flow of paste within the fill line 262.

The production and filling system provided in this embodiment, as shown in fig. 1 to 3, further includes a second separation mechanism 27. The first sorting mechanism 22 is provided with a first raw coal outlet, the second sorting mechanism 27 is provided with a third feeding hole and a second waste coal outlet, the third feeding hole is communicated with the first raw coal outlet, and the second sorting mechanism 27 is used for sorting waste coal in raw coal. The pulping mechanism 25 comprises a cement bin 252, cement is stored in the cement bin 252, a stirring assembly is arranged in the cavity 251, and both the cement bin 252 and the second gangue outlet are communicated with the cavity 251.

In this embodiment, the second sorting mechanism 27 is disposed on the ground surface, after sorting by the first sorting mechanism 22, the sorted raw coal leaves the first sorting mechanism 22 from the first raw coal outlet and is conveyed to the second sorting mechanism 27 located on the ground surface through the main well, and the second sorting mechanism 27 is used for further removing gangue (gangue with smaller granularity) in the raw coal, and optionally, the sorting precision of the second sorting mechanism 27 is higher than that of the first sorting mechanism 22.

In this embodiment, the second separation mechanism 27 has a third feeding port, a second gangue outlet and a second raw coal outlet, after being separated by the second separation mechanism 27, raw coal leaves the second separation mechanism 27 through the second raw coal outlet and enters the next processing flow, such as a coal separation plant, etc., and separated gangue leaves the second separation mechanism 27 through the second gangue outlet and enters the chamber 251. Pulping mechanism 25 includes the mixing bin, mixes the storehouse in forming cavity 251, is provided with stirring subassembly in mixing bin, and optionally, stirring subassembly includes structures such as motor and stirring rake, and the stirring rake is connected with motor drive, and the motor is used for driving the stirring rake and rotates.

In this embodiment, the pulping mechanism 25 further includes a cement bin 252, cement is stored in the cement bin 252, the cement is a powdery hydraulic inorganic gel material, water is added and stirred to form slurry, the cement bin 252 can be stored in the cement bin 252 and can also be powdery cement which is not mixed with water, the cement bin 252 is communicated with the cavity 251, and optionally, a pipeline can be arranged, and a bin outlet of the cement bin 252 can also be directly communicated with the cavity 251. In use, cement in the cement bin 252 enters the chamber 251, and gangue separated by the second separating mechanism 27 is sent into the chamber 251 and mixed by the stirring assembly to form paste. The paste is then fed into the mined strip 121 by the second separating means 27.

When the cement bin 252 stores the powdery cement, the clean water is added into the cavity 251 to mix to form paste; when cement paste is stored in the cement bin 252, the cement paste is directly mixed with the gangue separated by the second separating mechanism 27 to form paste.

According to the mining and filling system provided by the embodiment of the utility model, the paste is formed by mixing the gangue in the raw coal with the cement, so that the utilization rate of the gangue is maximized.

Alternatively, in this embodiment, the second separation mechanism 27 is a coal washery 271.

By accessing the coal washery 271 to the mining filling system in this embodiment, production costs are reduced.

Optionally, in this embodiment, as shown in fig. 1 to 3, a second crushing mechanism 28 is further included, and the second crushing mechanism 28 is used for crushing the gangue. The second crushing mechanism 28 is provided with a second crushing cavity, and a fourth feeding hole and a fourth discharging hole are formed in the second crushing cavity. The fourth feeding port is communicated with the second gangue outlet, and the fourth discharging port is communicated with the cavity 251.

In this embodiment, the second crushing mechanism 28 crushes the gangue with smaller particle size separated by the second separating mechanism 27, and then sends the crushed gangue into the cavity 251 to mix with cement paste and the like to form paste, so that the strength of the filling body is improved.

In this embodiment, the structure of the second crushing mechanism 28 is the same as that of the first crushing mechanism 24, and will not be described here again, in this embodiment, the particle size of the waste crushed by the second crushing mechanism 28 is smaller than that of the waste crushed by the first crushing mechanism 24.

In this embodiment, the second crushing mechanism 28 has a fourth feed port and a fourth discharge port, the fourth feed port being in communication with the second gangue outlet, the fourth discharge port being in communication with the chamber 251. The gangue leaves the second sorting mechanism 27 through the second gangue outlet and enters the second crushing mechanism 28 through the fourth feeding port, and after the gangue is crushed by the second crushing mechanism 28, the gangue is fed into the cavity 251 through the fourth discharging port and mixed with cement in the cement bin 252 in the cavity 251 to form the paste.

The mining and filling system provided by the embodiment of the utility model takes the fully-mechanized mining face 11 and the strip face 12 as an example in the same mining area 1. In use, first, the fully mechanized coal face 11 and the strip face 12 are divided at the panel 1, and a plurality of strips 121 are divided at the strip face 12. After the partition of the mining area 1 is completed, the coal mining machine 211 is arranged at the fully-mechanized mining face 11, the continuous mining machine 212 is arranged at the position of the strip 121 to be mined, raw coal at the position of the fully-mechanized mining face 11 is mined through the coal mining machine 211, raw coal at the position of the strip 121 to be mined is mined through the continuous mining machine 212, the mined raw coal is conveyed to the intelligent dry separator 221, the intelligent dry separator 221 sorts gangue in the raw coal, and in the embodiment, the intelligent dry separator 221 sorts gangue with the granularity of +50mm. The gangue separated by the intelligent dry separator 221 is conveyed to a first crusher (a first crushing mechanism 24) through a conveying belt, the first crusher can crush the gangue, the granularity of the gangue output by the first crusher is-50 mm, the gangue output by the first crusher is conveyed to a gangue thrower 231 through the conveying belt, and the gangue thrower 231 fills the gangue into the mined strip 121. Raw coal separated by the intelligent dry separator 221 is conveyed to a coal washery 271 on the ground through a main roadway conveying belt. The coal washery 271 further sorts the raw coal, the gangue with the granularity of-50 mm in the raw coal is sorted, the gangue sorted by the coal washery 271 is conveyed to a second crusher (a second crushing mechanism 28) through a conveying belt, the second crusher can crush the gangue, the granularity of the gangue output by the second crusher is-10 mm, the gangue output by the first crusher is conveyed into a cavity through the conveying belt, meanwhile, cement stored in a cement bin 252 is conveyed into the cavity, water is added into the cavity 251 and is stirred through a motor-driven stirring paddle, and the gangue, the cement and the water are fully mixed to form paste. Then, the paste is filled into the strips 121 filled with the gangue through the filling pipeline 262 and the filling pump 261, gaps between the gangue are filled with the paste, and strength of the filling body is improved.

In this embodiment, the chamber is a stirring chamber of the stirrer.

According to the mining and filling system provided by the embodiment of the utility model, after raw coal is separated, the selected gangue is crushed by the crusher and then conveyed to the mined strips 121 of the strip working surface 12 by the belt, the gangue is filled to the mined strips 121 by the gangue thrower 231, the gangue is made into paste by the pulping mechanism 25 on the ground and is filled to the mined strips 121, gaps among the gangue can be filled by the fluidity of the paste, and the filling rate is improved. The system is to plan a strip working surface 12 in a mining area 1, then fill the mined strip 121 filling the strip working surface 12 with the gangue separated from the raw coal in the mining area 1, and in addition, the ground pulping mechanism 25 is used for pulping the gangue and conveying the gangue to the mined strip 121 through a filling pipeline 262, so that the ground deformation can be controlled better. The system can completely separate coal mining work and filling work, coal mining and filling are not interfered with each other, and the problem of yield reduction caused by mutual interference of coal mining and filling in-situ filling is avoided.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the communication may be direct or indirect through an intermediate medium, or may be internal to two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. A mining filling system, characterized by being arranged at a mining level (1), wherein the mining level (1) is divided into a fully-mechanized mining face (11) and a strip face (12), and the strip face (12) is divided into a plurality of strips (121); the mining filling system comprises: a mining mechanism (21), a first sorting mechanism (22) and a first filling mechanism (23);

the mining mechanism (21) is arranged at the fully-mechanized mining face (11) and the strip (121) to be mined and is used for mining raw coal in the fully-mechanized mining face (11) and raw coal in the strip (121) to be mined;

the first sorting mechanism (22) is communicated with the mining mechanism (21) and is used for sorting gangue in raw coal;

the first filling mechanism (23) is arranged at the mined strip (121) and fills the mined strip (121) through the gangue.

2. The mining filling system according to claim 1, characterized in that the mining mechanism (21) comprises a coal cutter (211) and a continuous miner (212), the coal cutter (211) being arranged at the fully-mechanized face (11), the continuous miner (212) being arranged at the strip (121) to be mined;

the first sorting mechanism (22) is provided with a first feed inlet, and the discharge end of the coal mining machine (211) and the discharge end of the continuous mining machine (212) are communicated with the first feed inlet.

3. The mining filling system of claim 1, further comprising a first crushing mechanism (24), the first crushing mechanism (24) being configured to crush the gangue;

the first crushing mechanism (24) comprises a first crushing cavity, and a second feeding hole and a second discharging hole are formed in the first crushing cavity;

the first sorting mechanism (22) is provided with a first gangue outlet, the first gangue outlet is communicated with the second feeding port, and the second discharging port is communicated with the first filling mechanism (23).

4. A mining filling system according to claim 3, characterized in that the first filling mechanism (23) comprises a waste rock thrower (231), the waste rock thrower (231) being arranged at the mined strip (121), the feed end of the waste rock thrower (231) being in communication with the second discharge opening.

5. The mining filling system according to claim 1, characterized in that the first sorting mechanism (22) comprises an intelligent dry separator (221).

6. The mining filling system according to any one of claims 1 to 5, further comprising a pulping mechanism (25) and a second filling mechanism (26);

the pulping mechanism (25) comprises a cavity (251), a paste is formed in the cavity (251), one end of the second filling mechanism (26) is communicated with the cavity (251), the other end of the second filling mechanism is communicated with the mined strip (121), and the second filling mechanism (26) can convey the paste into the mined strip (121).

7. The production and filling system according to claim 6, wherein the second filling mechanism (26) comprises a filling pump (261) and a filling line (262);

the filling pump (261) is arranged on the filling pipeline (262), one end of the filling pipeline (262) is communicated with the cavity (251), and the other end of the filling pipeline (262) extends into the mined strip (121).

8. The production and filling system according to claim 6, further comprising a second separation mechanism (27);

the first separation mechanism (22) is provided with a first raw coal outlet, the second separation mechanism (27) is provided with a third feed inlet and a second waste rock outlet, the third feed inlet is communicated with the first raw coal outlet, and the second separation mechanism (27) is used for separating waste rock in raw coal;

the pulping mechanism (25) comprises a cement bin (252), cement is stored in the cement bin (252), a stirring assembly is arranged in the cavity (251), and the cement bin (252) and the second gangue outlet are both communicated with the cavity (251).

9. The mining filling system of claim 8, further comprising a second crushing mechanism (28), the second crushing mechanism (28) being configured to crush the gangue;

the second crushing mechanism (28) is provided with a second crushing cavity, and a fourth feeding hole and a fourth discharging hole are formed in the second crushing cavity;

the fourth feeding hole is communicated with the second gangue outlet, and the fourth discharging hole is communicated with the cavity (251).

10. The filling system according to claim 8, wherein the second separation means (27) is a coal washery (271).