CN110388230B - Automatic control system and method for filling process of subsequent filling mining stope - Google Patents
Automatic control system and method for filling process of subsequent filling mining stope Download PDFInfo
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- CN110388230B CN110388230B CN201910539539.7A CN201910539539A CN110388230B CN 110388230 B CN110388230 B CN 110388230B CN 201910539539 A CN201910539539 A CN 201910539539A CN 110388230 B CN110388230 B CN 110388230B
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- filling
- stope
- control valve
- slurry
- water pipe
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000005065 mining Methods 0.000 title claims abstract description 18
- 238000005429 filling process Methods 0.000 title claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 239000013307 optical fiber Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000002699 waste material Substances 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000007596 consolidation process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/08—Filling-up hydraulically or pneumatically
Abstract
The invention discloses an automatic control system and method for a subsequent filling mining stope filling process, wherein the system comprises an ultrasonic position finder, a pressure box sensor and a filling pipeline going to a filling stope, the filling pipeline going to the filling stope is respectively communicated with a main filling pipeline from the ground surface and a water pipe from the ground surface through a water pipe and a slurry pipe control valve, the water pipe and the slurry pipe control valve are provided with a slurry control valve and a water pipe control valve, and the stope filling main control machine is respectively connected with the ultrasonic position finder, the pressure box sensor, the slurry control valve and the water pipe control valve through data lines. The control method is to respectively carry out the cleaning of the filling pipeline and the cleaning of the filling pipeline on different filling stopes. The invention improves the automatic control of the stope filling process, makes up the defect of controlling the filling quantity according to the filling stope volume singly, realizes the unattended filling stope, reduces the subjective error and improves the filling work efficiency.
Description
Technical Field
The invention relates to a mining technology, in particular to a system and a method for automatically controlling a filling process of a subsequent filling mining stope.
Background
The stage open stope subsequent filling mining method is an organic combination of a filling method and an open stope method, and is a model of a high-efficiency safe mining method. The method is widely applied to metal mines at home and abroad, represents that the high-efficiency intelligent mining technology and the equipment transformation traditional mining industry of the metal mines in the development direction of large-scale high-efficiency green mining areas are rapidly developed, and particularly in the aspect of filling mining, the automatic control of a surface filling system is mature. However, the automatic management of filling in a downhole stope is mainly controlled by acquiring volume data of the filling stope and converting the volume and time of filling slurry. Due to permeation and sedimentation of slurry in a stope, accurate quantification of filling slurry is difficult to carry out, and particularly, a retaining wall filling stage needs a specially-assigned person to watch, so that the labor cost is increased.
Disclosure of Invention
The invention aims to solve the technical problem of providing a system and a method for automatically controlling the filling process of a subsequent filling mining stope, which improve the automatic control of the stope filling process on the basis of the automatic management of the original ground surface filling system, make up the defect of singly controlling the filling quantity according to the volume of the stope, realize unattended stope filling, reduce subjective errors and improve the filling work efficiency.
In order to solve the technical problems, the invention adopts the following technical means:
the utility model provides a afterwards fills mining stope and fills process automation control system, includes ultrasonic wave position finder, pressure cell sensor and arrives to and fill stope and fill the pipeline, its characterized in that: the ultrasonic position finder is arranged at the top of the filling stope, and the pressure box sensor is fixed on a filling retaining wall close to one side of the filling stope; one end of a filling pipeline going to the filling stope is connected to the filling stope, the other end of the filling pipeline going to the filling stope is respectively communicated with a main filling pipeline from the ground surface and a water pipe from the ground surface through a water pipe and a slurry pipe control valve, the water pipe and the slurry pipe control valve are provided with a slurry control valve and a water pipe control valve, a stope filling main control machine is respectively connected with an ultrasonic wave position finder, a pressure box sensor, a slurry control valve and a water pipe control valve through data lines, the stope filling main control machine sends control instructions to the slurry control valve and the water pipe control valve according to data information collected by the ultrasonic wave position finder and the pressure box sensor, and meanwhile, the stope filling main control machine is connected with a ground surface filling control system through optical fibers to carry out information intercommunication and instruction sending.
Compared with the prior art, the outstanding characteristics are that: on the basis of automatic management of an original ground surface filling system, automatic control of a stope filling process is improved, the defect that the filling quantity is singly controlled according to the filling stope volume is overcome, unattended filling stopes are achieved, subjective errors are reduced, and filling work efficiency is improved.
The further preferred technical scheme is as follows:
and the 3-5 filling stopes are combined into a control unit, and the filling stopes are alternately filled.
The filling stope needs a slurry consolidation time period in the retaining wall filling stage, and in order to improve the filling efficiency, three filling stopes are combined into a control unit to be alternately carried out.
The ultrasonic sensor 3 is arranged at the top of the filling stope 1 and can capture the information at the bottom of the stope; the pressure box sensors are installed and fixed at intervals of the safety height of the filling retaining wall bearing the primary filling slurry according to the elevation standard of the retaining wall bottom plate, and the pressure box sensors are not arranged after the height of the filling retaining wall is exceeded.
The control unit is provided with 3 filling stopes and 1 temporary filling stope, and a main filling pipeline from the ground surface is divided into 4 branch filling pipes which respectively go to the 3 filling stopes and the 1 temporary filling stope; each branch filling pipe is respectively communicated with a main filling pipeline from the earth surface and a water pipe from the earth surface through an independently controlled control valve.
The control method of the automatic control system for the filling process of the subsequent filling mining stope comprises the following steps:
the method comprises the following steps: preparing four adjacent filling stopes, plugging all outlets of three of the four adjacent filling stopes by using retaining walls, and arranging a pressure box sensor and an ultrasonic wave position finder at a manufacturing position;
step two: connecting a filling main pipeline and water pipes at convenient positions of four filling stopes according to a diagram, and installing the water pipes and slurry control valves;
step three: the filling main control machine, the ultrasonic wave position finder, the pressure box sensor, the slurry control valve and the water pipe control valve are connected through data lines, and the filling main control machine and the ground surface filling control system are connected through optical fibers.
Step four: programming and system debugging, namely designing an ultrasonic position finder to acquire and control parameters of a slurry control valve according to the total height value of a stope and the arrangement position of a pressure box sensor; controlling the slurry control valve to be opened and closed by comprehensively comparing information acquired by the pressure box sensor and the ultrasonic position finder; and designing parameters of the water pipe control valve according to the distance from the slurry control valve to the filling stope.
Step five: after the system is debugged, the ground surface filling system starts the slurry with the manufacturing design standard, sends a signal to a main control computer of the stope, starts a slurry control valve going to a filling stope I, and closes the slurry control valve after receiving threshold information sent by a pressure box sensor and an ultrasonic position finder from the filling stope I after filling for a certain time; opening a water pipe to control the cleaning of a filling pipe branch going to a stope I and then closing the water pipe control; starting a slurry control valve, filling in a second filling stope, and closing the slurry control valve after receiving threshold information sent by a second pressure box sensor and an ultrasonic wave position finder in the second filling stope after filling for a certain time; opening a water pipe control valve to clean a filling pipe branch going to a stope II and then closing the water pipe control valve; starting a slurry control valve, carrying out filling in a filling stope three times, and closing the slurry control valve after receiving threshold information sent by a sensor of a pressure box in the filling stope two and an ultrasonic wave position finder after filling for a certain time; opening a water pipe control valve to clean a filling pipe branch going to a stope III and then closing water pipe control; the procedure is an automatic control cycle for three filling stopes; and then automatically controlling opening and closing of the water pipe and the slurry control valve according to the sequence of one to three of the filling stopes to fill the stopes, skipping over the stopes if the stopes are filled, opening the slurry control valve and the water pipe control valve after all three stopes are filled, cleaning the main filling pipeline from the ground surface, and discharging cleaned waste to the temporary filling stopes.
Drawings
Fig. 1 is a schematic structural diagram of the layout of the automatic control system of the stope filling process of the present invention.
Fig. 2 is a schematic diagram of a framework structure of the automatic control system for the stope filling process of the present invention.
FIG. 3 is a schematic diagram of the arrangement of the slurry control valve and the water pipe control valve of the present invention.
FIG. 4 is a schematic diagram of the pressure cell sensor layout of the present invention.
Description of reference numerals: filling the stope 1; a stope to be mined 2; an ultrasonic position finder 3; a pressure cell sensor 4; filling the retaining wall 5; the height H of the retaining wall; the filling retaining wall bears the safety height L of the primary filling slurry; a filling pipeline 6 to a filling stope; a water pipe and slurry pipe control valve 7, a slurry control valve 7-1, a control valve 7-2, a water pipe control valve 7-3, a slurry pipe control valve 7-4, a slurry pipe control valve 7-5, a water pipe control valve 7-6 and a slurry control valve 7-7; a slurry control valve 7-8 and a water pipe control valve 7-9; a main filling line 8 from the surface; water pipes 9 from the surface; and 7-10 water pipe control valves.
Detailed Description
The present invention will be further described with reference to the following examples.
Referring to fig. 1 and 2, the automatic control system for the filling process of the subsequent filling mining stope comprises three groups of ultrasonic position measuring meters 3 for obtaining the filling height position information of the filling stope and a pressure cell sensor 4; three groups of slurry control valves for controlling the flow direction to the filling stope and water pipe control valves 7 for flushing the pipeline; the stope filling main control machine is connected with the ultrasonic wave position finder 3, the pressure box sensor 4, the slurry control valve and the water pipe control valve 7 through data lines, control instructions are sent to the slurry control valve and the water pipe control valve 7 according to data information collected by the ultrasonic wave position finder 3 and the pressure box sensor 4, and meanwhile, the stope filling main control machine is connected with an earth surface filling control system through optical fibers to carry out information intercommunication and instruction sending.
Slurry consolidation time periods are required for one filling stope at the stage of filling the retaining wall 5, and in order to improve filling efficiency, three filling stopes are combined into one control unit to be alternately carried out.
The ultrasonic sensor cloth 3 is arranged at a position which can capture the top of the filling stope corresponding to the stope bottom information and is convenient to install; the pressure box sensor 4 is fixed on a filling retaining wall 5 close to one side of a filling stope, and is installed and fixed at a distance L of a safety height of the filling retaining wall bearing the primary filling slurry according to the elevation reference of a bottom plate of the retaining wall 5, and is not arranged after the height of the retaining wall exceeds the height H of the retaining wall.
A filling pipeline 8 from the earth surface is divided into four paths to four filling stopes after reaching a stope filling unit, wherein the three paths are to the filling stopes, and the other path is to the temporary filling stopes; a slurry control valve is arranged at the initial position of a branch filling pipe going to a filling stope, and then the slurry control valve is connected with a water pipe 9 and is arranged with a water pipe control valve; a slurry control valve is arranged below the intersection of the filling main pipeline and the branch pipeline; the water pipe 9 is used for cleaning branch filling pipes going to a filling stope, and the temporary filling stope is used for treating waste materials for cleaning a main pipe.
Designing an ultrasonic position finder 3 to acquire and control parameters of a slurry control valve according to the total height value of a stope and the arrangement position of a pressure box sensor 4; the slurry control valve is controlled to be started and stopped by comprehensively comparing information acquired by the pressure box sensor 3 and the ultrasonic position finder 4; and designing parameters of the water pipe control valve according to the distance from the slurry control valve to the filling stope.
The invention discloses a control method of a filling process automatic control system of a subsequent filling mining stope, which comprises the following steps:
the method comprises the following steps: preparing four adjacent filling stopes, plugging all outlets of three of the four adjacent filling stopes by using retaining walls, and arranging a pressure box sensor 3 and an ultrasonic wave position finder 4 at a certain position;
step two: connecting a filling main pipeline and water pipes at the convenient positions of the four filling stopes according to the figure 2, and installing the water pipes and a slurry control valve 7;
step three: the filling main control machine, the ultrasonic wave position finder 3, the pressure box sensor 4, the slurry control valve and the water pipe control valve 7 are connected through data lines, and the filling main control machine and the earth surface filling control system are connected through optical fibers.
Step four: programming and system debugging, namely designing an ultrasonic position finder 3 to acquire and control parameters of a slurry control valve according to the total height value of a stope and the arrangement position of a pressure box sensor 4; the slurry control valve is controlled to be started and stopped by comprehensively comparing information acquired by the pressure box sensor 3 and the ultrasonic position finder 4; and designing parameters of the water pipe control valve according to the distance from the slurry control valve to the filling stope.
Step five: after the system is debugged, the ground surface filling system starts the slurry with the manufacturing design standard, sends a signal to a stope main control computer, starts a slurry control valve 7-1 going to a filling stope I, and closes the slurry control valve 7-1 after receiving threshold information sent by a pressure box sensor 3 and an ultrasonic position finder 4 from the filling stope I after filling for a certain time; opening a water pipe control valve 7-3 to clean a filling pipe branch going to a first stope and then close the filling pipe branch, opening slurry control valves 7-2 and 7-4 to fill a second stope, and after filling for a certain time, receiving threshold information sent by a pressure box sensor 3 and an ultrasonic position finder 4 from the second stope, and then closing the slurry control valve 7-4; opening a water pipe control valve 7-5 to clean and close a filling pipe branch going to a second stope, opening slurry control valves 7-6 and 7-7 to perform third filling of the filling stope, and closing the slurry control valves 7-7 after receiving threshold information sent by a pressure box sensor 3 and an ultrasonic position finder 4 of the second filling stope after filling for a certain time; opening the water pipe control valves 7-9 to clean the branch of the filling pipe going to the stope III and then closing the branch; the procedure is an automatic control cycle for three filling stopes; and then automatically controlling opening and closing of the water pipe and the slurry control valve 7 according to the sequence of one to three of the filling stopes to fill the stopes, if the stopes are filled, skipping the stopes, and when all three stopes are filled, opening the slurry control valves 7-2, 7-6 and 7-8 and the water pipe control valve 7-10 to clean a main filling pipeline 8 from the ground surface, and cleaning and discharging wastes to a temporary filling stope.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (1)
1. The utility model provides a control method of afterwards filling mining stope filling process automation control system, wherein control system includes ultrasonic wave position finder, pressure cell sensor and goes to filling stope filling pipeline, its characterized in that: the ultrasonic position finder is arranged at the top of the filling stope, and the pressure box sensor is fixed on a filling retaining wall close to one side of the filling stope; one end of a filling pipeline going to the filling stope is connected to the filling stope, and the other end of the filling pipeline going to the filling stope is communicated with a water pipe from the ground surface through a water pipe control valve and is communicated with a main filling pipeline from the ground surface through a slurry control valve;
the stope filling main control machine is respectively connected with the ultrasonic position finder, the pressure box sensor, the slurry control valve and the water pipe control valve through data lines, sends control instructions to the slurry control valve and the water pipe control valve according to data information collected by the ultrasonic position finder and the pressure box sensor, and is connected with an earth surface filling control system through optical fibers for information intercommunication and instruction sending; the method is characterized by comprising the following steps:
the method comprises the following steps: preparing four adjacent filling stopes, plugging all outlets of three of the four adjacent filling stopes by using retaining walls, and arranging a pressure box sensor and an ultrasonic wave position finder at a manufacturing position;
step two: installing and connecting main filling pipelines and water pipes at convenient positions of four filling stopes, and installing water pipe control valves and slurry control valves;
step three: the system is connected with a stope filling main control machine, an ultrasonic wave position finder, a pressure box sensor, a slurry control valve and a water pipe control valve through data lines, and is connected with the stope filling main control machine and an earth surface filling control system through optical fibers;
step four: programming and subsequent filling mining stope filling process automatic control system debugging, and designing an ultrasonic wave position finder to obtain parameters of a control slurry control valve according to the total height value of the stope and the arrangement position of a pressure box sensor; controlling the slurry control valve to be opened and closed by comprehensively comparing information acquired by the pressure box sensor and the ultrasonic position finder; designing parameters of a water pipe control valve according to the distance from the slurry control valve to a filling stope;
step five: after the automatic control system of the filling process of the stope is debugged afterwards, the ground surface filling system starts the slurry with the manufacturing design standard, sends a signal to a stope filling main control computer, starts a slurry control valve going to a filling stope I, and closes the slurry control valve going to the filling stope I after receiving threshold information sent by a pressure box sensor and an ultrasonic wave position finder of the filling stope I after filling for a certain time; opening a water pipe control valve to clean a filling pipe branch going to a stope I and then closing the water pipe control valve; opening a slurry control valve going to a second filling stope to fill the second filling stope, and closing the slurry control valve going to the second filling stope after receiving threshold information sent by a pressure box sensor and an ultrasonic wave position finder of the second filling stope after filling for a certain time; opening a water pipe control valve to clean a filling pipe branch going to a stope II and then closing the water pipe control valve; opening a slurry control valve to the third filling stope to perform third filling of the filling stope, and closing the slurry control valve to the third filling stope after receiving threshold information sent by a pressure box sensor and an ultrasonic position finder of the second filling stope after filling for a certain time; opening a water pipe control valve to clean a filling pipe branch going to a stope III and then closing the water pipe control valve going to the filling stope III; the procedure is an automatic control cycle for three filling stopes; and then automatically controlling the opening and closing of the water pipe control valve and the slurry control valve in sequence according to one to three of the filling stopes to fill the stopes, skipping over the stopes if the stopes are filled, and opening the slurry control valve on the main filling pipeline and the water pipe control valve on the main filling pipeline after all three stopes are filled, cleaning the main filling pipeline from the ground surface, and cleaning and discharging the waste to the temporary filling stopes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910539539.7A CN110388230B (en) | 2019-06-20 | 2019-06-20 | Automatic control system and method for filling process of subsequent filling mining stope |
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| CN201910539539.7A CN110388230B (en) | 2019-06-20 | 2019-06-20 | Automatic control system and method for filling process of subsequent filling mining stope |
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| CN110388230A CN110388230A (en) | 2019-10-29 |
| CN110388230B true CN110388230B (en) | 2020-11-06 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090062949A (en) * | 2007-12-13 | 2009-06-17 | 한국광해관리공단 | Mortar inserting front apparatus for filling an abandoned mine |
| CN102444419A (en) * | 2011-12-31 | 2012-05-09 | 山东科技大学 | Pipe-hauling-type filling system for thin seam breaking roof |
| CN103541764A (en) * | 2013-09-23 | 2014-01-29 | 陕西煎茶岭镍业有限公司 | Filling slurry stope height accurate indicator and early warning method thereof |
| CN106703858A (en) * | 2015-11-14 | 2017-05-24 | 纪新辉 | Mining solid filling hydraulic support control system |
-
2019
- 2019-06-20 CN CN201910539539.7A patent/CN110388230B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090062949A (en) * | 2007-12-13 | 2009-06-17 | 한국광해관리공단 | Mortar inserting front apparatus for filling an abandoned mine |
| CN102444419A (en) * | 2011-12-31 | 2012-05-09 | 山东科技大学 | Pipe-hauling-type filling system for thin seam breaking roof |
| CN103541764A (en) * | 2013-09-23 | 2014-01-29 | 陕西煎茶岭镍业有限公司 | Filling slurry stope height accurate indicator and early warning method thereof |
| CN106703858A (en) * | 2015-11-14 | 2017-05-24 | 纪新辉 | Mining solid filling hydraulic support control system |
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| CN110388230A (en) | 2019-10-29 |
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Effective date of registration: 20230828 Address after: 155126 Shuangxuan Road, Lingdong District, Shuangyashan City, Heilongjiang Province Patentee after: JIANLONG MINING Co.,Ltd. SHUANGYASHAN CITY Address before: 063210 Bohai Avenue, Caofeidian new town, Tangshan City, Hebei, 21 Patentee before: NORTH CHINA University OF SCIENCE AND TECHNOLOGY |