CN112253256A - Mine ground drilling non-sleeve multi-aquifer underground water level monitoring system - Google Patents

Mine ground drilling non-sleeve multi-aquifer underground water level monitoring system Download PDF

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Publication number
CN112253256A
CN112253256A CN202011355361.XA CN202011355361A CN112253256A CN 112253256 A CN112253256 A CN 112253256A CN 202011355361 A CN202011355361 A CN 202011355361A CN 112253256 A CN112253256 A CN 112253256A
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CN
China
Prior art keywords
detection module
fiber grating
solar
ground
aquifer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011355361.XA
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Chinese (zh)
Inventor
陈善成
张文永
魏广庆
王宏宪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU NANZEE SENSING TECHNOLOGY CO LTD
Exploration And Research Institute Of Anhui Coalfield Geology Bureau
Original Assignee
SUZHOU NANZEE SENSING TECHNOLOGY CO LTD
Exploration And Research Institute Of Anhui Coalfield Geology Bureau
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Application filed by SUZHOU NANZEE SENSING TECHNOLOGY CO LTD, Exploration And Research Institute Of Anhui Coalfield Geology Bureau filed Critical SUZHOU NANZEE SENSING TECHNOLOGY CO LTD
Priority to CN202011355361.XA priority Critical patent/CN112253256A/en
Publication of CN112253256A publication Critical patent/CN112253256A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/18Special adaptations of signalling or alarm devices
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/06Measuring temperature or pressure
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-RED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30Electrical components
    • H02S40/38Energy storage means, e.g. batteries, structurally associated with PV modules
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

Abstract

The invention discloses a non-sleeve multi-aquifer underground water level monitoring system for mine ground drilling, which comprises an underground detection module and an above-ground detection module, wherein the underground detection module is positioned in a monitoring hole, the underground detection module comprises permeable layers and water-resisting layers which are distributed at intervals, the water-resisting layer is arranged at the hole bottom part of the monitoring hole, the underground detection module comprises a sensor lead, at least two fiber bragg grating osmometers are arranged on the sensor lead, the fiber bragg grating osmometers detect the pressure of the permeable layers, and the above-ground detection module collects the pressure detected by the fiber bragg grating osmometers. The invention aims to provide a system for monitoring underground water levels of a plurality of aquifers without a sleeve in a ground drilling of a mine, which is formed by combining an underground detection module and an overground detection module, so that the underground water levels of the plurality of aquifers in a mining area are dynamically monitored, the investment cost is reduced, and the water level change of each low water flow field is conveniently monitored.

Description

Mine ground drilling non-sleeve multi-aquifer underground water level monitoring system
Technical Field
The invention relates to the field of water level monitoring, in particular to a mine ground drilling non-sleeve multi-aquifer underground water level monitoring system.
Background
Mine water level monitoring has important significance for mining in the area. Traditional mine ground water level monitoring needs the lower sleeve pipe shutoff aquifer, and single hole can only monitor an aquifer ground water level moreover. Mining area hydrogeological conditions are complicated, generally contain a plurality of aquifers, utilize traditional ground water level monitoring method to put into height, with high costs, the monitoring wastes time and energy, cause actual mining area groundwater monitoring point position few, and water level monitoring hole distributes near shallow portion outcrop basically, and the monitoring data of formation can not reflect whole groundwater flow field.
Disclosure of Invention
The invention aims to provide a system for monitoring underground water levels of a plurality of aquifers without a sleeve in a ground drilling of a mine, which is formed by combining an underground detection module and an overground detection module, so that the underground water levels of the plurality of aquifers in a mining area are dynamically monitored, the investment cost is reduced, and the water level change of each low water flow field is conveniently monitored.
The purpose of the invention can be realized by the following technical scheme:
a non-sleeve multi-aquifer underground water level monitoring system for mine ground drilling comprises an underground detection module and an overground detection module.
Underground detection module is located the monitoring hole, and monitoring hole drill way position is equipped with drill way protection device, and underground detection module position includes alternate permeable stratum and the water barrier that distributes, the hole bottom position water barrier of monitoring hole.
The underground detection module comprises a sensor lead, at least two fiber grating osmometers are arranged on the sensor lead, the fiber grating osmometers detect the pressure of the permeable layer, and the overground detection module collects the pressure detected by the fiber grating osmometers.
Further, the water-resisting layer is formed by backfilling clay balls or cement mortar.
Further, the orifice protection device is a concrete pouring structure.
Furthermore, the permeable layer is formed by backfilling medium coarse sand, and the waterproof layer and the permeable layer are formed by backfilling in a layered mode.
Furthermore, the fiber grating osmometers are electrically connected through sensor leads, the fiber grating osmometers are positioned in the water permeable layer, and the distances between the fiber grating osmometers and the upper surface and the lower surface of the water permeable layer are both larger than centimeters.
Furthermore, the ground detection module is a two-channel wireless fiber grating demodulation system, and the two-channel wireless fiber grating demodulation system comprises a waterproof cabinet, a wireless fiber grating demodulator and a solar system.
Furthermore, the solar system comprises a solar vertical rod, a mounting bracket, a solar panel, a solar controller and a storage battery, wherein the solar vertical rod is fixedly arranged on the ground, the mounting bracket is fixed on the solar vertical rod, and the solar panel is fixedly arranged on the mounting bracket.
Further, solar cell panel and solar control ware electric connection, solar control ware and battery electric connection, the electric energy transmission that solar control ware control solar cell panel collected stores to the battery, and solar control ware control and battery are located waterproof rack.
Furthermore, a cement pier is arranged below the waterproof cabinet.
Furthermore, the wireless fiber grating demodulator is located in the waterproof cabinet and electrically connected with the fiber grating osmometer through a sensor lead.
The invention has the beneficial effects that:
the multi-aquifer underground water level monitoring system disclosed by the invention combines the underground detection module and the overground detection module to form a ground drilling non-sleeve multi-aquifer underground water level monitoring system, so that the dynamic monitoring of the multi-aquifer underground water level of a mining area is realized, the investment cost is reduced, and the water level change of each low water flow field is conveniently monitored.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the monitoring system of the present invention;
FIG. 2 is a schematic diagram of the underground detection module of the present invention;
FIG. 3 is a schematic diagram of a portion of the above ground detection module of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A monitoring system for the underground water level of a non-sleeve multi-aquifer drilled on the ground of a mine comprises an underground detection module 10 and an overground detection module 30.
Underground detection module 10 is located monitoring hole 1, 1 drill way position in monitoring hole is equipped with drill way protection device 6, drill way protection device 6 is concrete placement structure, underground detection module position is including alternate permeable stratum 3 and the water barrier 2 that distributes, monitoring hole 1's hole bottom position water barrier 2, water barrier 2 adopts clay ball/cement mortar to backfill the formation, coarse sand backfill in the permeable stratum 3 adoption forms, water barrier 2 and permeable stratum 3 adopt the mode formation of layering backfill, hydraulic connection between the isolated water barrier.
Underground detection module includes sensor lead 5, be equipped with two at least fiber grating osmometer 4 on the sensor lead 5, fiber grating osmometer 4 is applicable to underground pore water pressure, oil gas pressure and fluid pressure monitoring, it is small in size to have, can establish ties and measure, a hole is many buries, it is corrosion-resistant, long-term stability characteristics such as good, through 5 electric connection of sensor lead between the fiber grating osmometer 4, fiber grating osmometer 4 is located permeable bed 3, the distance of the upper and lower surface of fiber grating osmometer 4 and permeable bed 3 all is greater than 50 centimetres.
The fiber bragg grating osmometer 4 detects the pressure of the permeable layer 3, and the ground detection module 30 collects the pressure detected by the fiber bragg grating osmometer 4.
The ground detection module is a double-channel wireless optical fiber grating demodulation system, realizes the automatic data acquisition of all optical path signals in the monitoring station, and realizes the centralized monitoring of the system, the double-channel wireless optical fiber grating demodulation system comprises a waterproof cabinet 301, a wireless optical fiber grating demodulator 302 and a solar system 303, the solar system comprises a solar upright post 3031 and a mounting bracket, the solar control cabinet comprises a solar panel 3032, a solar controller 3033 and a storage battery 3034, the solar upright post is fixed 3031 on the ground, a mounting bracket is fixed on the solar upright post 3031, the solar panel 3032 is mounted and fixed on the mounting bracket, the solar panel 3032 is electrically connected with the solar controller 3033, the solar controller 3033 is electrically connected with the storage battery 3034, the solar controller 3033 controls the electric energy collected by the solar panel 3032 to be transmitted to the storage battery 3034 for storage, and the solar controller 3033 and the storage battery 3034 are positioned in the waterproof cabinet 301.
A cement pier 20 is arranged below the waterproof cabinet 301.
The wireless fiber grating demodulator 302 is located in the waterproof cabinet 301, the wireless fiber grating demodulator 302 is electrically connected with the fiber grating osmometer 4 through a sensor lead 5, the wireless fiber grating demodulator 302 comprises a tunable laser light source module, the central wavelength of the fiber grating sensor is calculated by changing the output wavelength of a tunable light source, and all physical values of the fiber grating sensor are calculated according to the wavelength characteristic parameters of the sensor.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (10)

1. The monitoring system for the underground water level of the non-sleeve multi-aquifer drilled on the ground of the mine is characterized by comprising an underground detection module (10) and an overground detection module (30);
the underground detection module (10) is positioned in the monitoring hole (1), and comprises water permeable layers (3) and water-resisting layers (2) which are distributed at intervals, and the water-resisting layer (2) is positioned at the hole bottom of the monitoring hole (1);
the underground detection module comprises a sensor lead (5), at least two fiber grating osmometers (4) are arranged on the sensor lead (5), the fiber grating osmometers (4) detect the pressure of the permeable layer (3), and the overground detection module (30) collects the pressure detected by the fiber grating osmometers (4).
2. The mine ground borehole casing-free multi-aquifer ground water level monitoring system according to claim 1, characterized in that the water barrier (2) is formed by backfilling with clay balls or cement mortar.
3. The mine ground drilling casing-free multi-aquifer underground water level monitoring system according to claim 1, wherein an orifice protection device (6) is arranged at the orifice position of the monitoring hole (1), and the orifice protection device (6) is of a concrete pouring structure.
4. The mine ground borehole casing-free multi-aquifer ground water level monitoring system according to claim 1, wherein the permeable layer (3) is formed by backfilling medium coarse sand, and the water-resisting layer (2) and the permeable layer (3) are formed by backfilling layers.
5. The mine ground borehole casing-free multi-aquifer groundwater level monitoring system according to claim 1, wherein the fiber grating osmometers (4) are electrically connected through sensor leads (5), the fiber grating osmometers (4) are located in the permeable layer (3), and the distances between the fiber grating osmometers (4) and the upper and lower surfaces of the permeable layer (3) are both greater than (50) cm.
6. The mine ground borehole casing-free multi-aquifer groundwater level monitoring system according to claim 1, wherein the above-ground detection module (30) is a two-channel wireless fiber grating demodulation system comprising a waterproof cabinet (301), a wireless fiber grating demodulator (302) and a solar energy system (303).
7. The mine ground borehole casing-free multi-aquifer groundwater level monitoring system according to claim 1, wherein the solar system comprises a solar upright (3031), a mounting bracket, a solar panel (3032), a solar controller (3033) and a storage battery (3034), the solar upright is fixedly arranged (3031) on the ground, the mounting bracket is fixedly arranged on the solar upright (3031), and the solar panel (3032) is fixedly arranged on the mounting bracket.
8. The mine ground borehole casing-free multi-aquifer groundwater level monitoring system according to claim 1, wherein the solar panel (3032) is electrically connected with the solar controller (3033), the solar controller (3033) is electrically connected with the storage battery (3034), the solar controller (3033) controls electric energy collected by the solar panel (3032) to be transmitted to the storage battery (3034) for storage, and the solar controller (3033) and the storage battery (3034) are located in the waterproof cabinet (301).
9. The mine ground borehole casing-free multi-aquifer ground water level monitoring system according to claim 1, characterized in that a cement pier (20) is arranged below the waterproof cabinet (301).
10. The mine ground borehole casing-free multi-aquifer underground water level monitoring system according to claim 1, wherein the wireless fiber grating demodulator (302) is located in the waterproof cabinet (301), and the wireless fiber grating demodulator (302) is electrically connected with the fiber grating osmometer (4) through a sensor lead (5).
CN202011355361.XA 2020-11-26 2020-11-26 Mine ground drilling non-sleeve multi-aquifer underground water level monitoring system Pending CN112253256A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011355361.XA CN112253256A (en) 2020-11-26 2020-11-26 Mine ground drilling non-sleeve multi-aquifer underground water level monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011355361.XA CN112253256A (en) 2020-11-26 2020-11-26 Mine ground drilling non-sleeve multi-aquifer underground water level monitoring system

Publications (1)

Publication Number Publication Date
CN112253256A true CN112253256A (en) 2021-01-22

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5624590A (en) * 1979-08-06 1981-03-09 Chishitsu Keisoku Kk Underground water level measuring apparatus
CN203163706U (en) * 2013-01-30 2013-08-28 湖南致力工程科技有限公司 Deep displacement and underground water level monitoring device
CN103527248A (en) * 2013-10-25 2014-01-22 中国矿业大学 Coal mine top plate aquiclude stability monitoring system based on fiber Bragg grating and monitoring method
CN105737938A (en) * 2016-02-24 2016-07-06 石家庄铁道大学 Underground water level and deep-seated displacement same-hole monitoring device
CN105888651A (en) * 2016-04-28 2016-08-24 安徽蓝海之光科技有限公司 Mining online pressure-measuring device based on optical fiber
CN207456564U (en) * 2017-12-11 2018-06-05 三峡大学 A kind of device of real-time monitoring level of ground water
CN109060073A (en) * 2018-10-17 2018-12-21 贵州省水利水电勘测设计研究院 Single hole observes Karst Mountain bilayer level of ground water device and method
CN109372494A (en) * 2018-12-10 2019-02-22 中国电建集团贵阳勘测设计研究院有限公司 A kind of hole structure and method of the monitoring of layering underground water bit length phase
CN210774240U (en) * 2019-08-22 2020-06-16 中国电建集团华东勘测设计研究院有限公司 Multilayer underground water level monitoring structure for soft structural surface in rock stratum
CN111648829A (en) * 2020-07-14 2020-09-11 中国水利水电科学研究院 Monitoring device for measuring original pressure water head of deep-buried tunnel and construction and measurement method

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5624590A (en) * 1979-08-06 1981-03-09 Chishitsu Keisoku Kk Underground water level measuring apparatus
CN203163706U (en) * 2013-01-30 2013-08-28 湖南致力工程科技有限公司 Deep displacement and underground water level monitoring device
CN103527248A (en) * 2013-10-25 2014-01-22 中国矿业大学 Coal mine top plate aquiclude stability monitoring system based on fiber Bragg grating and monitoring method
CN105737938A (en) * 2016-02-24 2016-07-06 石家庄铁道大学 Underground water level and deep-seated displacement same-hole monitoring device
CN105737938B (en) * 2016-02-24 2018-11-02 石家庄铁道大学 A kind of level of ground water is with deep displacement with hole monitoring device
CN105888651A (en) * 2016-04-28 2016-08-24 安徽蓝海之光科技有限公司 Mining online pressure-measuring device based on optical fiber
CN207456564U (en) * 2017-12-11 2018-06-05 三峡大学 A kind of device of real-time monitoring level of ground water
CN109060073A (en) * 2018-10-17 2018-12-21 贵州省水利水电勘测设计研究院 Single hole observes Karst Mountain bilayer level of ground water device and method
CN109372494A (en) * 2018-12-10 2019-02-22 中国电建集团贵阳勘测设计研究院有限公司 A kind of hole structure and method of the monitoring of layering underground water bit length phase
CN210774240U (en) * 2019-08-22 2020-06-16 中国电建集团华东勘测设计研究院有限公司 Multilayer underground water level monitoring structure for soft structural surface in rock stratum
CN111648829A (en) * 2020-07-14 2020-09-11 中国水利水电科学研究院 Monitoring device for measuring original pressure water head of deep-buried tunnel and construction and measurement method

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