CN-122010353-A - Coal mine water flushing deep treatment device system and treatment method

CN122010353ACN 122010353 ACN122010353 ACN 122010353ACN-122010353-A

Abstract

The invention provides a coal mine water-flushing advanced treatment device system and a treatment method, wherein the coal mine water-flushing advanced treatment device system comprises a main control unit, a data monitoring unit, a water treatment unit and a drainage unit, the main control unit is respectively in communication connection with the data monitoring unit, the water treatment unit and the drainage unit, the data monitoring unit comprises a flow velocity detection device, a water quality detection device and a water level detection device which are respectively and independently connected with the water treatment unit, the water treatment unit comprises a water-flushing collection device, a buffer device, a multistage flocculation device, a biological filter disc and a sedimentation device which are sequentially arranged along the water-flushing flow direction, the drainage unit further comprises a plurality of drainage pumping assemblies which are connected with the outlet end of the sedimentation device, and the drainage pumping assemblies are also connected with the data monitoring unit. The invention optimizes the treatment path of the water burst of the coal mine and combines the online water quality monitoring technology, thereby effectively improving the treatment effect.

Inventors

LONG DAPENG
GU XIANGXUE
ZHAO XIAOLIANG
YANG QINGSHAN
MA LONG
YUAN ZHIJIN
WANG BAODE
LI SHENGLI
HAN GUOQING
JIANG QI
DONG HUI
LIU BOLEI
MIAO XIANG
HU KAIGENG
WANG CHUNQING
Luo Honghe
YANG XIAOLONG
LI HE
WANG LEI
PU LU

Assignees

开滦（集团）有限责任公司电信分公司
中滦科技股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260327

Claims (10)

1. The coal mine water flushing advanced treatment device system is characterized by comprising a main control unit, a data monitoring unit, a water treatment unit and a drainage unit; the main control unit is respectively in communication connection with the data monitoring unit, the water treatment unit and the drainage unit; the data monitoring unit comprises a flow rate detection device, a water quality detection device and a water level detection device, wherein the flow rate detection device, the water quality detection device and the water level detection device are respectively and independently connected with the water treatment unit; the water treatment unit comprises a water gushing collecting device, a buffer device, a multistage flocculation device, a biological filter disc and a sedimentation device which are sequentially arranged along the water gushing flowing direction; the drainage unit further comprises a plurality of drainage pumping assemblies, the drainage pumping assemblies are connected with the outlet end of the sedimentation device, and the drainage pumping assemblies are further connected with the data monitoring unit.
2. The coal mine water burst advanced treatment device system according to claim 1, wherein an inlet end of the water burst collecting device is provided with a water inlet pump assembly, and the water inlet pump assembly is in communication connection with the main control unit; And/or the water treatment unit further comprises a water source heat pump, wherein the water source heat pump is connected with the water surge collecting device and is used for recovering heat of water surge of the coal mine.
3. The coal mine water flush depth treatment device system according to claim 1 or 2, wherein the buffer device comprises at least two buffer bodies, the volumes of the at least two buffer bodies gradually decreasing along the flow direction of the coal mine water flush; an overflow port is formed between two adjacent buffer main bodies; At least two buffer main bodies are independently connected with the water burst collecting device, a first electric control valve is arranged on a connecting pipeline of the buffer main bodies and the water burst collecting device, and a second electric control valve is arranged at the outlet end of each buffer main body; the first electric control valve and the second electric control valve are independently in communication connection with the main control unit.
4. A coal mine water flush advanced treatment apparatus system according to any one of claims 1 to 3, wherein the multistage flocculation apparatus comprises at least two flocculation bodies connected in sequence along a coal mine water flush flow direction, an inlet end of each flocculation body being connected to an outlet end of the buffer device; A flocculation pump assembly and a third electric control valve are arranged on a connecting pipeline of the flocculation main body and the buffering main body of the buffering device; The inlet end of each flocculation main body is also respectively connected with the outlet end of the sedimentation device, and the outlet end of the sedimentation device is also connected with the inlet end of the biological filter disc; a fourth electric control valve is arranged on a connecting pipeline between the flocculation main body and the sedimentation device; And/or the multistage flocculation device further comprises a plurality of dosing components, wherein the dosing components are connected with the flocculation main body, and a dosing pump component and a fifth electric control valve are arranged on a connecting pipeline of the dosing components and the flocculation main body; and/or a sixth electric control valve is arranged on a connecting pipeline between the inlet end of the biological filter disc and the outlet end of the sedimentation device; The third electric control valve, the fourth electric control valve, the fifth electric control valve, the sixth electric control valve, the flocculation pump assembly and the dosing pump assembly are respectively and independently connected with the main control unit in a communication mode.
5. The coal mine water flush depth treatment apparatus system according to any one of claims 1 to 4, wherein the flow rate detection device comprises a first flow rate detection assembly located at an inlet end of the water flush collection device; and/or the flow rate detection device further comprises a second flow rate detection assembly, wherein the second flow rate detection assembly is positioned at the inlet end of the buffer device; and/or the flow rate detection device further comprises a third flow rate detection assembly, wherein the third flow rate detection assembly is positioned at the inlet end of the biological filter disc; and/or the flow rate detection device further comprises a fourth flow rate detection assembly and a fifth flow rate detection assembly, wherein the fourth flow rate detection assembly and the fifth flow rate detection assembly are respectively arranged at the inlet end and the outlet end of the precipitation device; And/or, the flow rate detection device further comprises a sixth flow rate detection assembly, and the sixth flow rate detection assembly is arranged at the outlet end of the dosing assembly of the multistage flocculation device.
6. The coal mine water inflow advanced treatment device system according to any one of claims 1-5, wherein the water quality detection device comprises a plurality of first pH detection assemblies, a plurality of first hardness detection assemblies, a plurality of first TDS detection assemblies and a plurality of first metal ion concentration detection assemblies, wherein the first pH detection assemblies, the first hardness detection assemblies, the first TDS detection assemblies and the first metal ion concentration detection assemblies are independently disposed in an inner cavity of a buffering body of the buffering device; and/or, the water quality detection device further comprises a second pH detection assembly, a second hardness detection assembly, a second TDS detection assembly and a second metal ion concentration detection assembly, wherein the second pH detection assembly, the second hardness detection assembly, the second TDS detection assembly and the second metal ion concentration detection assembly are independently arranged at the water outlet end of the precipitation device.
7. The coal mine water flush depth treatment device system according to any one of claims 1 to 6, wherein the water level detection device comprises a first liquid level detection assembly disposed within an interior cavity of the water flush collection device for monitoring a liquid level within the water flush collection device; And/or, the water level detection device further comprises a plurality of second liquid level detection components, wherein the second liquid level detection components are arranged in the inner cavity of the buffer main body of the buffer device and are used for monitoring the liquid level in the buffer main body; And/or the water level detection device further comprises a plurality of third liquid level detection components, wherein the third liquid level detection components are arranged in the inner cavity of the flocculation main body of the multistage flocculation device and are used for monitoring the liquid level in the flocculation main body; And/or, the water level detection device further comprises a fourth liquid level detection component, wherein the fourth liquid level detection component is arranged in the inner cavity of the sedimentation device and is used for monitoring the liquid level in the sedimentation device.
8. The coal mine water flush depth treatment device system according to any one of claims 1 to 7, wherein the flow rate detection device further comprises a plurality of seventh flow rate detection assemblies disposed at an inlet end of the drainage pumping assembly; And/or a seventh electric control valve is further arranged on a connecting pipeline between the drainage pumping assembly and the sedimentation device, and the seventh electric control valve is further in communication connection with the main control unit.
9. The coal mine water inflow advanced treatment device system according to any one of claims 1-8, wherein the main control unit comprises a data processing module, a monitoring substation, an alarm module, a switch device and a feedback execution module; The data processing module is respectively and electrically connected with the alarm module and the feedback execution module; The switch device is respectively in communication connection with the data processing module and the monitoring substation; the monitoring substation is in communication connection with the data monitoring unit; the feedback execution module is respectively in communication connection with the water treatment unit and the drainage unit.
10. A coal mine water burst advanced treatment method, which is characterized in that the coal mine water burst advanced treatment method adopts the coal mine water burst advanced treatment device system as claimed in any one of claims 1 to 9, and comprises the following steps: Collecting water burst from a coal mine into a water burst collecting device, detecting the inflow flow rate of the water burst collecting device, confirming the inflow water quantity, and inputting the water burst from the coal mine into a buffer device; Detecting the inflow water flow rate and the inflow water quality of the buffer device, judging the inflow pollutant level, discharging the coal mine water into the multistage flocculation device for at least one flocculation treatment according to the judging result, and simultaneously, confirming the inflow water quantity of the buffer device according to the inflow water flow rate of the buffer device and adjusting the working condition of the flocculation treatment; after flocculation treatment is finished, the coal mine water is conveyed into a biological filter disc to remove metal ions, and finally is conveyed into a precipitation device; And respectively detecting the water inlet flow rate and the water outlet flow rate of the precipitation device, adjusting the working condition of precipitation treatment, detecting the outlet water quality condition of the precipitation device, judging the grade of water pollutants, and directly discharging the water through a drainage unit according to the judging result, or refluxing the water to the multistage flocculation device and/or the biological filter disc for repeated treatment.

Description

Coal mine water flushing deep treatment device system and treatment method Technical Field The invention belongs to the technical field of coal mine water burst treatment, and relates to a coal mine water burst advanced treatment device system and a treatment method. Background Along with the improvement of the water quality requirement of water inflow and water outflow of a coal mine, the existing treatment process does not adopt a single technology, but adopts a combined technical chain aiming at different pollutants, and the development trend of diversification, intensification and intellectualization is presented. For example, aiming at the treatment of mine water containing suspended matters, the traditional process adopts a process combination of coagulating sedimentation and filtering, the equipment is simple, and the removal rate of the suspended matters can reach more than 95 percent. The main process of the treatment of the mine water with high mineralization degree is a process combination of ultrafiltration and reverse osmosis, the TDS (Total Dissolved Solids, total soluble solids) can be reduced to below 100mg/L, the water quality of produced water is high, and the recycling can be realized. For the treatment of acidic mine water, a limestone neutralization method is generally adopted, and a combined process of biological and chemical treatment is used as innovation, so that the resource recovery rate is improved, and the treatment cost is reduced. However, the traditional coagulating sedimentation process has insufficient adaptability to water quality fluctuation, and when the water quality of the inflowing water is suddenly changed, the problems of poor floc sedimentation, excessive yielding water and the like are easy to occur. Most mine water treatment systems lack dynamic intelligent regulation and control capability, have insufficient intelligent level, and are difficult to adapt to space-time heterogeneity of water quality and water volume. In addition, the existing mine water treatment system still takes manual experience operation or simple automatic control as a main part, and parameters such as dosing amount, backwashing period and the like cannot be optimized in real time according to the quality of the inflow water. Therefore, how to efficiently remove the pollutants in the water burst of the coal mine and realize intelligent control at the same time becomes a focusing point in the development direction of the mine water treatment technology. Disclosure of Invention Aiming at the defects existing in the prior art, the invention aims to provide a coal mine water flushing advanced treatment device system and a treatment method, optimize the treatment path of the coal mine water flushing and effectively improve the treatment effect by combining an online water quality monitoring technology. To achieve the purpose, the invention adopts the following technical scheme: in a first aspect, the invention provides a coal mine water inrush advanced treatment device system, which comprises a main control unit, a data monitoring unit, a water treatment unit and a drainage unit; the main control unit is respectively in communication connection with the data monitoring unit, the water treatment unit and the drainage unit; the data monitoring unit comprises a flow rate detection device, a water quality detection device and a water level detection device, wherein the flow rate detection device, the water quality detection device and the water level detection device are respectively and independently connected with the water treatment unit; the water treatment unit comprises a water gushing collecting device, a buffer device, a multistage flocculation device, a biological filter disc and a sedimentation device which are sequentially arranged along the water gushing flowing direction; the drainage unit further comprises a plurality of drainage pumping assemblies, the drainage pumping assemblies are connected with the outlet end of the sedimentation device, and the drainage pumping assemblies are further connected with the data monitoring unit. As a preferable technical scheme of the invention, the inlet end of the water inflow collecting device is provided with a water inlet pump assembly, and the water inlet pump assembly is in communication connection with the main control unit. As an embodiment, the water treatment unit further comprises a water source heat pump, wherein the water source heat pump is connected with the water surge collecting device and used for recovering heat of water surge of the coal mine. As a preferable technical scheme of the invention, the buffer device comprises at least two buffer main bodies, and the volumes of the at least two buffer main bodies are gradually reduced along the flowing direction of the water burst of the coal mine; an overflow port is formed between two adjacent buffer main bodies; At least two buffer main bodies are independently connected with the wate