CN218177277U

CN218177277U - Tailing and waste rock cooperative filling device suitable for high-power line mining area

Info

Publication number: CN218177277U
Application number: CN202221606344.3U
Authority: CN
Inventors: 吴若菡; 贾万玉; 张小刚; 何玉龙; 吴敏; 张利利; 荣娜; 李威; 于常先; 王健
Original assignee: Shandong Gold Mining Laizhou Co Ltd Sanshandao Gold Mine
Current assignee: Shandong Gold Mining Laizhou Co Ltd Sanshandao Gold Mine
Priority date: 2022-06-26
Filing date: 2022-06-26
Publication date: 2022-12-30
Anticipated expiration: 2032-06-26

Abstract

The utility model discloses a tailings and waste rocks are in coordination filled device that is suitable for high power line mining area, including setting up the main pipeline that fills in the well segmentation tunnel, still fill branch pipeline, three-way valve, filling material conveying line, agitator, first delivery pump and stope and fill the pipeline including being arranged in first stope contact channel to and be arranged in second delivery pump, cask and the mixer in second stope contact channel, still include diversion water conveying line and grit conveying line. The utility model discloses both solved the unstable, the inhomogeneous problem of mixing of filling material concentration for fill intensity obtains strengthening, has also solved the water of drawing a way too much, influences the problem of filling quality and environment, still has advantages such as the construction is simple and convenient, nimble.

Description

Tailing and waste rock cooperative filling device suitable for high-power line mining area

Technical Field

The utility model relates to a stope fills the field, concretely relates to tailings and barren rock fill device in coordination.

Background

At present, a tailing cemented filling mode is generally adopted during the filling of an underground stope of a metal mine, and filling materials generally come from a surface filling station, namely the surface filling station prepares filling slurry with certain concentration meeting design requirements and then conveys the filling slurry to the stope for filling through a pipeline.

The existing filling mode is suitable for filling stopes of low-power mining areas, but along with the extension of underground development projects, when the filling power line of the stope is higher, because the filling pipeline from the ground surface to the stope is too long, and when the ground surface filling material is conveyed to the stope, the concentration and the mixing degree of the filling slurry cannot meet the design requirements, the layered segregation phenomenon is serious after the filling slurry enters the stope, and the requirement of stope operation on the strength of a filling body is difficult to achieve.

On the other hand, as the filling pipeline from the ground surface of the high-power line mining area to the stope is too long, more filling pipeline water is required for conveying filling slurry, and how to treat the part of water becomes a new problem. Once the water enters the stope, the strength of the filling body is seriously influenced; if the water is directly discharged to the outside of the stope, the water carries a large amount of filling slurry, so that the pollution to the roadway and the surrounding environment is easily caused.

In conclusion, after the filling material is conveyed by a long-distance pipeline, the problems of unstable concentration, uneven mixing, incapability of treating water in a guide way and the like exist, the filling quality of a stope in a high-power line mining area is directly influenced, and the recovery safety of the high-power line stope is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tailings and waste rocks fill device in coordination that is suitable for high power line mining area, its purpose: (1) The problems of unstable concentration and uneven mixing of the filling materials are solved; (2) The water of the approach is treated, and the influence of excessive approach water on the filling quality and the environment is avoided.

The utility model discloses technical scheme as follows:

a tailings and waste rock collaborative filling device suitable for a high-power line mining area comprises a horizontal middle-section roadway, a horizontal first mining area communication channel and a horizontal second mining area communication channel, wherein one end of the first mining area communication channel is vertically communicated with the middle-section roadway, the other end of the first mining area communication channel is communicated with a to-be-filled mining area, one end of the second mining area communication channel is vertically communicated with the middle-section roadway, the other end of the second mining area communication channel is communicated with a to-be-stoped mining area beside the to-be-filled mining area, the filling device comprises a main filling pipeline arranged on the middle-section roadway, the filling device further comprises a filling branch pipeline, a three-way valve, a filling material conveying pipeline, a stirring barrel, a first conveying pump and a mining area filling pipeline which are arranged in the first mining area communication channel, a second conveying pump, a water barrel and a stirrer which are arranged in the second mining area communication channel, and further comprises a guide way water conveying pipeline and a sandstone conveying pipeline;

one end of the filling branch pipeline is connected with the filling main pipeline through a control valve, and the other end of the filling branch pipeline is connected with the input end of the three-way valve; a first output end of the three-way valve is communicated with a first feeding hole of the stirring barrel through a filling material conveying pipeline, a discharge hole of the stirring barrel is communicated with the stope to be filled through a stope filling pipeline, and the first conveying pump is installed on the stope filling pipeline;

the second output end of the three-way valve is communicated with the water bucket through a guide water conveying pipeline; the stirrer and the water bucket are both positioned beside the grit material storage station in the second stope communication channel, and the stirrer is used for stirring water in the water bucket and grit materials; the discharge gate of mixer is linked together through the second feed inlet of grit conveying line with the agitator, the second delivery pump is installed on the grit conveying line.

As a further improvement of the tailing and waste stone collaborative filling device: and the water outlet of the water bucket is communicated with the material inlet of the stirrer through a water delivery pipe.

As a further improvement of the tailing and waste stone collaborative filling device: the device is characterized by further comprising a lifting machine located in a second stope connecting channel, wherein the lower end of the lifting machine is located at the sand and stone storage station, and a discharge port at the upper end of the lifting machine is located above a feeding port of the stirring machine.

Compared with the prior art, the utility model discloses following beneficial effect has: (1) The device fully utilizes the filling approach water and the sandstone material of the second stope connecting road, and conveys the mixed slurry of the sandstone material and the approach water to the mixing tank, further mixes the slurry with the filling material from the ground surface, and then conveys the mixture to the stope to be filled, thereby not only solving the problems of unstable concentration and uneven mixing of the filling material, enhancing the filling strength, but also solving the problems of influence on the filling quality and environment due to excessive approach water, and reducing the pressure of storage and transportation of the sandstone material; (2) The sand and stone material participates in the secondary stirring of the filling material, so that the coarse aggregate content of the filling material is improved, and the strength of a filling body is enhanced; (3) The device does not need to change the conveying mode (conveying the water for leading the road and conveying the filling material again) from the ground surface to the underground filling material, and can realize the cooperative filling of the underground tailings and the waste rocks by only installing movable equipment such as a stirring barrel, a conveying pump, a pipeline and the like in the connecting channel, so that the construction is simple, convenient and flexible; (4) The mixing tank is close to a stope to be filled, so that the accelerator can be conveniently further added, the full fusion of the filling material, the sand stone, the accelerator and water is realized, the solidification speed of the filling material is accelerated on the basis of improving the strength of the filling body, the maintenance time of the filling body is shortened, and the production capacity of the stope is improved.

Drawings

Fig. 1 is a schematic structural view of the filling device.

Detailed Description

The technical scheme of the utility model is explained in detail below with the attached drawings:

the embodiment provides a tailing and waste rock collaborative filling device suitable for a high-power line mining area.

As shown in fig. 1, the panel includes a horizontal mid-section roadway 19, and also includes horizontal first and

second stope crossroads

16, 8. One end of the first stope connecting channel 16 is vertically communicated with the middle-section roadway 19, the other end of the first stope connecting channel is communicated with the stope 13 to be filled, one end of the second stope connecting channel 8 is vertically communicated with the middle-section roadway 19, and the other end of the second stope connecting channel is communicated with the stope 12 to be stoped, which is positioned beside the stope 13 to be filled.

The filling device comprises a filling main pipeline 1 arranged in a middle-section roadway 19, a filling branch pipeline 3, a three-way valve 4, a filling material conveying pipeline 18, a stirring barrel 17, a first conveying pump 15, a stope filling pipeline 14, a second conveying pump 7, a water barrel 9 and a stirring machine 10, a diversion water conveying pipeline 5 and a sandstone conveying pipeline 6, wherein the filling branch pipeline 3, the three-way valve 4, the filling material conveying pipeline 18, the stirring barrel 17, the first conveying pump 15 and the stope filling pipeline 14 are positioned in a first stope connecting pipeline 16, and the second conveying pump 7, the water barrel 9 and the stirring machine 10 are positioned in a second stope connecting pipeline 8.

First stope crossroads 16 aspect: one end of the filling branch pipeline 3 is connected with the filling main pipeline 1 through a control valve 2, and the other end of the filling branch pipeline is connected with the input end of a three-way valve 4. The first output end of the three-way valve 4 is communicated with the first feed inlet of the mixing tank 17 through a filling material conveying pipeline 18, the discharge port of the mixing tank 17 is communicated with the stope to be filled 13 through a stope filling pipeline 14, and the first conveying pump 15 is installed on the stope filling pipeline 14.

And on the aspect of a second stope connecting channel 8: the stirrer 10 and the water bucket 9 are both positioned at the side of the grit material storage station 11 in the second stope communication channel 8, and the stirrer 10 is used for stirring the water in the water bucket 9 and the grit material.

Preferably, the water outlet of the water bucket 9 is communicated with the material inlet of the stirrer 10 through a water pipe, and a valve is arranged on the water pipe.

Furthermore, the filling device also comprises a hoist positioned in the second stope connecting channel 8, the lower end of the hoist is positioned at the aggregate storage station 11, and the discharge hole at the upper end is positioned above the feeding hole of the stirring machine 10 and used for conveying the aggregate into the stirring machine 10.

Between two communication channels: and a second output end of the three-way valve 4 is communicated with the water bucket 9 through a guide water conveying pipeline 5. The discharge hole of the stirrer 10 is communicated with the second feed inlet of the stirring barrel 17 through a sand conveying pipeline 6, and the second conveying pump 7 is arranged on the sand conveying pipeline 6.

The concrete filling construction steps are as follows:

(1) And after the stope is provided with the filling condition, a mixing tank 17 and a first conveying pump 15 are installed in the first stope communicating channel 16. And piling the sand and stone material prepared by the underground sand making station in a second stope connecting passage 8 beside the stope, installing a second delivery pump 7, and placing an automatic concrete filling stirrer 10 and a water bucket 9.

(2) And finishing the installation of pipelines and valves among the devices.

(3) And after the filling preparation work is ready, informing the earth surface filling station to discharge materials, opening the second output ends of the control valve 2 and the three-way valve 4, keeping the first output end closed, and discharging the water of the guide way in the filling main pipeline 1 into a water bucket 9 of a second stope communication channel 8.

(4) After the filling guide path water is drained, the second output end of the three-way valve 4 is closed, the first output end is opened, and the filling material on the ground surface automatically flows to the stirring barrel 17. Meanwhile, the mixer 10 is started to mix the sand and stone material with water, and the mixed sand and water is pumped to the mixing tank 17 through the second delivery pump 7 and the sand and stone delivery pipeline 6.

(5) The sand and stone material, water and the filling material are stirred in the stirring barrel 17, and the accelerating agent is added manually. After all the materials are fully stirred and uniformly mixed, the mixture is pumped to a stope 13 to be filled through a first delivery pump 15 to fill the stope.

Claims

1. The utility model provides a tailings and waste rock collaborative filling device that is suitable for high power line mining area, the mining area includes horizontal well segmentation tunnel (19), still includes first stope liaison way (16) and second stope liaison way (8) of horizontally, first stope liaison way (16) one end and well segmentation tunnel (19) vertical intercommunication, the other end and treat and fill stope (13) intercommunication, second stope liaison way (8) one end and well segmentation tunnel (19) vertical intercommunication, the other end and be located and wait to fill stope (12) of stope (13) side and be linked together, filling device is including setting up filling main pipeline (1) in well segmentation tunnel (19), its characterized in that: the filling device also comprises a filling branch pipeline (3), a three-way valve (4), a filling material conveying pipeline (18), a stirring barrel (17), a first conveying pump (15) and a stope filling pipeline (14) which are positioned in a first stope connecting channel (16), a second conveying pump (7), a water barrel (9) and a stirring machine (10) which are positioned in a second stope connecting channel (8), a diversion water conveying pipeline (5) and a sandstone conveying pipeline (6);

one end of the filling branch pipeline (3) is connected with the filling main pipeline (1) through a control valve (2), and the other end of the filling branch pipeline is connected with the input end of a three-way valve (4); a first output end of the three-way valve (4) is communicated with a first feeding hole of the stirring barrel (17) through a filling material conveying pipeline (18), a discharging hole of the stirring barrel (17) is communicated with the stope (13) to be filled through a stope filling pipeline (14), and the first conveying pump (15) is installed on the stope filling pipeline (14);

the second output end of the three-way valve (4) is communicated with the water bucket (9) through a guide water conveying pipeline (5); the stirrer (10) and the water bucket (9) are positioned beside the aggregate storage station (11) in the second stope connecting road (8), and the stirrer (10) is used for stirring water in the water bucket (9) and the aggregate; the discharge port of the stirrer (10) is communicated with the second feed port of the stirring barrel (17) through a sand conveying pipeline (6), and the second conveying pump (7) is installed on the sand conveying pipeline (6).

2. The tailings and waste rock collaborative filling device suitable for the high-power line mining area according to claim 1, characterized in that: the water outlet of the water bucket (9) is communicated with the material inlet of the stirrer (10) through a water pipe.

3. The tailings and waste rock collaborative filling device suitable for the high-power line mining area according to claim 1 or 2, characterized in that: the device is characterized by further comprising a lifting machine located in a second stope connecting channel (8), wherein the lower end of the lifting machine is located in a sand and stone material storage station (11), and a discharge hole in the upper end of the lifting machine is located above a feeding hole of the stirring machine (10).