CN111946401B - Stay-supported landslide monitoring system for opencast coal mine - Google Patents

Stay-supported landslide monitoring system for opencast coal mine Download PDF

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Publication number
CN111946401B
CN111946401B CN202010854588.2A CN202010854588A CN111946401B CN 111946401 B CN111946401 B CN 111946401B CN 202010854588 A CN202010854588 A CN 202010854588A CN 111946401 B CN111946401 B CN 111946401B
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sensor
monitoring system
coal mine
landslide monitoring
wire
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CN111946401A (en
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刘举平
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East China Jiaotong University
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East China Jiaotong University
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    • 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
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F5/00Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
    • 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
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather

Abstract

The invention discloses a stay wire type landslide monitoring system for an open pit coal mine, which adopts the technical scheme that the stay wire type landslide monitoring system comprises a sliding table, a baffle plate, a guide plate, a fixed base, a first hydraulic rod, a conveying device, a hydraulic base station, a control device, a supporting table, a second pin, a rotating block, a second hydraulic rod, a movable block, a first pin, an N-shaped block, a slope, a runner port, a sliding strip, a coal pile, a dust screen, a sensor device, a displacement sensor, an inclination angle sensor, a humidity sensor, an STM32 chip, a storage chip, a connecting wire, a fixed rod and a displacement sensor stay wire. The device is provided with the sensor device, and the sensor device is placed on the coal pile, so that information can be transmitted more quickly and more timely; the monitored information can be quickly transmitted to the motion module, so that the baffle plate rises to block, and the bearing capacity of the bottom layer is effectively improved; the added conveying device can transfer coal out when the coal is accumulated and spilled out, and the coal is transferred to the air, so that the phenomenon that the coal is too high in accumulation after sliding down is prevented; the added dust screen can effectively prevent dust from diffusing.

Description

Stay-supported landslide monitoring system for opencast coal mine
Technical Field
The invention belongs to the field of coal production, and relates to a stay wire type landslide monitoring system for an opencast coal mine.
Background
Coal, called coal for short, is ancient plant remains, is buried under the stratum, and acts under the pressure and temperature condition of air isolated by the crust, so that carbonized fossil minerals are produced, and are mainly exploited by human beings to be used as fuels. Coal is used for modern industries, namely heavy industry and light industry; the coal plays an important role in energy industry, metallurgical industry, chemical industry, mechanical industry, light textile industry, food industry and transportation industry, and various industrial departments consume a certain amount of coal to a certain extent, so the coal is called as real grain of the industry. Is one of the main energy sources used in the human world since the eighteenth century. Opencast coal mines are piled up together and landslide is easy to happen, so that danger is caused, and monitoring equipment is needed for preventing and eliminating the danger.
Disclosure of Invention
In view of the problems in the prior art, the invention adopts the technical scheme that: the device comprises a sliding table, a baffle is slidably mounted on the inner side of the sliding table, sliding strips are arranged at two ends of the baffle and are slidably mounted in a sliding way of the sliding table, first hydraulic rods are fixedly mounted at two ends below the baffle respectively, the lower end of each first hydraulic rod is fixedly mounted on a fixed base, two groups of N-shaped blocks are fixedly mounted at two ends above the rear side of the baffle respectively, each N-shaped block is movably mounted with a movable block through a first pin, a second hydraulic rod is fixedly mounted on the inner side of each movable block, the other end of each second hydraulic rod is fixedly mounted on a rotating block, each rotating block is movably mounted on a supporting table through a second pin, a guide plate is arranged on the rear side of the sliding table, the lower part of the guide plate corresponds to the input end of a conveying device, the output end of the conveying device is higher than the input end of the conveying device, a hydraulic base station and a control device are arranged on one side behind the conveying device, and the control device is connected to a sensor device through a connecting wire, the sensor device is placed on the outer surface of the coal pile through a fixing rod, a displacement sensor, an inclination angle sensor and a humidity sensor are arranged inside the sensor device, a displacement sensor pull wire is fixedly installed on the side edge of the sensor device, and a dust screen is installed on the surface of the coal pile in a covering mode.
As a preferable mode of the present invention, a slope is provided above the front surface of the sliding table, and a flow passage port is provided on the front surface of the sliding table, and the flow passage port corresponds to the guide plate at the rear.
In a preferred embodiment of the present invention, the axis of the first hydraulic rod is parallel to a line of the slide inside the slide table.
As a preferable mode of the present invention, the control device is electrically connected to the hydraulic base station and the transmission device.
In a preferred embodiment of the present invention, an STM32 chip and a memory chip are fixedly mounted inside the control device.
As a preferable aspect of the present invention, the fixing rod has an opening for facilitating air entry.
As a preferred scheme of the invention, the STM32 chip is bidirectionally connected with the storage chip.
As a preferable scheme of the present invention, the control device is connected with the displacement sensor, the inclination sensor and the humidity sensor in a bidirectional manner.
As a preferable scheme of the present invention, the length of the connecting line is set to an appropriate length according to actual use requirements.
As a preferable aspect of the present invention, the sensor wire is fixedly installed between the two sets of sensor devices.
The stay wire type landslide monitoring system for the opencast coal mine has the beneficial effects that: the device is provided with the sensor device which is placed on the coal pile, and the displacement sensor, the inclination angle sensor and the humidity sensor in the device can well monitor the condition of the coal pile and can transmit information more quickly and timely; the monitored information can be quickly transmitted to the motion module, so that the baffle plate rises to block, and the bearing capacity of the bottom layer is effectively improved; the added conveying device can transfer coal out when the coal is accumulated and spilled out, and the coal is transferred to the air, so that the phenomenon that the coal is too high in accumulation after sliding down is prevented; the added dust screen can effectively prevent dust from diffusing.
Drawings
FIG. 1 is a side view of a coal discharge of a pull-wire landslide monitoring system for an open pit coal mine according to the present invention;
FIG. 2 is a coal unloading front structure view of a pull-wire landslide monitoring system for an open pit coal mine according to the present invention;
FIG. 3 is a coal pile structure diagram of a pull-wire landslide monitoring system for an open pit coal mine according to the present invention;
FIG. 4 is a schematic diagram of a sensor assembly of the open pit coal mine pull-wire landslide monitoring system of the present invention;
FIG. 5 is a system connection configuration diagram of a pull-wire landslide monitoring system for an open pit coal mine according to the present invention;
in the figure: 1-sliding table, 2-baffle plate, 3-guide plate, 4-fixed base, 5-first hydraulic rod, 6-transmission device, 7-hydraulic base station, 8-control device, 9-supporting table, 10-second pin, 11-rotating block, 12-second hydraulic rod, 13-movable block, 14-first pin, 15-N type block, 16-slope, 17-runner port, 18-sliding strip, 19-coal pile, 20-dust screen, 21-sensor device, 2101-displacement sensor, 2102-inclination angle sensor, 2103-humidity sensor, 2104-STM32 chip, 2105-storage chip, 22-connecting wire, 23-fixed rod and 24-displacement sensor pull wire.
Detailed Description
Example 1
As shown in fig. 1 to 5, the invention discloses a pull-wire type landslide monitoring system for an open pit coal mine, which adopts the technical scheme that the pull-wire type landslide monitoring system comprises a sliding table 1, a baffle 2 is slidably installed on the inner side of the sliding table 1, sliding strips 18 are arranged at two ends of the baffle 2, the sliding strips 18 are slidably installed in a slideway of the sliding table 1, first hydraulic rods 5 are respectively and fixedly installed at two ends below the baffle 2, the lower end of each first hydraulic rod 5 is fixedly installed on a fixed base 4, two groups of N-shaped blocks 15 are respectively and fixedly installed at two ends above the rear side of the baffle 2, a movable block 13 is movably installed on each N-shaped block 15 through a first pin 14, a second hydraulic rod 12 is fixedly installed on the inner side of each movable block 13, the other end of each second hydraulic rod 12 is fixedly installed on a rotating block 11, the rotating block 11 is movably installed on a support table 9 through a second pin 10, a guide plate 3 is arranged on the rear side of the sliding table 1, guide plate 3 below is corresponding to conveyer 6 input, conveyer 6 output is higher than the input, there are hydraulic pressure basic station 7 and controlling means 8 conveyer 6 rear one side, controlling means 8 passes through connecting wire 22 and connects in sensor device 21, sensor device 21 places in the 19 surface of coal pile through dead lever 23, there are displacement sensor 2101, inclination sensor 2102 and humidity transducer 2103 in the sensor device 21, sensor device 21 side fixed mounting has displacement sensor to act as go-between 24, 19 surface covering installation dust screen 20 of coal pile.
The front upper side of the sliding table 1 is provided with a slope 16, the front side of the sliding table 1 is provided with a channel opening 17, and the channel opening 17 corresponds to the guide plate 3 at the rear.
The axis of the first hydraulic rod 5 is parallel to the line of the slide way on the inner side of the sliding table 1.
The control device 8 is electrically connected with the hydraulic base station 7 and the transmission device 6.
An STM32 chip 2104 and a memory chip 2105 are fixedly mounted inside the control device 5.
The fixing rod 23 has an opening for facilitating the entry of air.
The STM32 chip 2104 is bi-directionally coupled to the memory chip 2105.
The control device 5 is connected with the displacement sensor 2101, the inclination angle sensor 2102 and the humidity sensor 2103 in a bidirectional way.
The length of the connecting line 22 is set to be a proper length according to actual use requirements.
The sensor wires 24 are fixedly mounted between the two sets of sensor devices.
The working principle of the invention is as follows: when the device is installed, a plurality of fixing rods 23 are inserted into a coal pile 19, so that the sensor devices 22 are exposed out of the surface of the coal pile, the sensor devices 22 are connected to a control device 8 by using connecting wires 22, two adjacent groups of sensor devices 22 are fixed by using sensor pull wires 24, after the connection device is completed, a dust screen 20 is covered on the surface of the coal pile, the sensor devices 22 start to monitor, a humidity sensor 2103 performs humidity analysis on the coal pile 19, real-time data comparison is performed, when a landslide situation of the coal pile 19 is monitored by a displacement sensor 2101 and an inclination angle sensor 2102, information is fed back to the control device 8, an STM32 chip 2104 in the control device 8 starts to analyze, operation processing is performed on a storage chip 2105, the processed information is transmitted to a motion module, meanwhile, the information is transmitted to a worker, the control device 8 controls a start control transmission device 6 to operate, control makes hydraulic pressure basic station 7 carry out work, hydraulic pressure basic station 7 control first hydraulic stem 5 extends, it rises to drive baffle 2, make the slide bar 18 on baffle 2 both sides slide at sliding stand 1, second hydraulic stem 12 also extends, second hydraulic stem 12 makes baffle 2 rise on the one hand, on the other hand provides the holding power for baffle 2 rises after accomplishing work, the bearing capacity of the device is improved, when the coal cinder granule overflows flow passage opening 17, the coal cinder granule gets into guide plate 3 from flow passage opening 17, the landing is to transmission send device 6, and the conveying is gone out, the bearing capacity is improved more. The movement modules may be placed in multiple groups, spread around the coal pile 19. The guide plate, first hydraulic stem, conveyer, hydraulic pressure basic station, a supporting bench, the second round pin, the turning block, the second hydraulic stem, the movable block, first round pin, N type piece, the dust screen, sensor device, displacement sensor, inclination sensor, humidity transducer, STM32 chip, memory chip, connecting wire, dead lever, displacement sensor act as go-between to and the module among the controlling means is the product that can purchase easily in the market, and the function of its connected mode and pin technical field personnel in the field can consult relevant technical manual or teaching material to obtain the technological inspiration through the limited test.
Components not described in detail herein are prior art.
Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims (10)

1. The utility model provides an opencut coal mine stay-supported landslide monitoring system which characterized in that: the sliding table comprises a sliding table (1), a baffle (2) is slidably mounted on the inner side of the sliding table (1), sliding strips (18) are arranged at two ends of the baffle (2), the sliding strips (18) are slidably mounted in a slide way of the sliding table (1), first hydraulic rods (5) are respectively fixedly mounted at two ends of the lower side of the baffle (2), the lower end of each first hydraulic rod (5) is fixedly mounted on a fixed base (4), two groups of N-shaped blocks (15) are respectively fixedly mounted at two ends of the upper side of the rear side of the baffle (2), a movable block (13) is movably mounted on each N-shaped block (15) through a first pin (14), a second hydraulic rod (12) is fixedly mounted on the inner side of each movable block (13), the other end of each second hydraulic rod (12) is fixedly mounted on a rotating block (11), and each rotating block (11) is movably mounted on a supporting table (9) through a second pin (10), there is guide board (3) sliding stand (1) rear side, guide board (3) below is corresponding to conveyer (6) input, conveyer (6) output is higher than the input, there are hydraulic pressure basic station (7) and controlling means (8) conveyer (6) rear one side, controlling means (8) are connected in sensor device (21) through connecting wire (22), sensor device (21) are placed in coal pile (19) surface through dead lever (23), there are displacement sensor (2101), inclination sensor (2102) and humidity transducer (2103) sensor device (21) inside, sensor device (21) side fixed mounting has displacement sensor to draw line (24), coal pile (19) surface cover installation dust screen (20).
2. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: there is slope (16) sliding table (1) openly top, sliding table (1) openly has runner junction (17), runner junction (17) correspond to the rear guide board (3).
3. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: the axis of the first hydraulic rod (5) is parallel to the line of the slide way on the inner side of the sliding table (1).
4. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: the control device (8) is electrically connected with the hydraulic base station (7) and the transmission device (6).
5. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: and an STM32 chip (2104) and a memory chip (2105) are fixedly mounted in the control device (8).
6. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: the fixing rod (23) has an opening for facilitating the entry of air.
7. The pull-wire landslide monitoring system for an open pit coal mine according to claim 5, wherein: the STM32 chip (2104) is bi-directionally coupled to the memory chip (2105).
8. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: the control device (8) is connected with the displacement sensor (2101), the inclination angle sensor (2102) and the humidity sensor (2103) in a bidirectional mode.
9. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: the length of the connecting line (22) is set to be proper according to actual use requirements.
10. The pull-wire landslide monitoring system for an open pit coal mine of claim 1, wherein: the sensor stay wires (24) are fixedly arranged between the two groups of sensor devices.
CN202010854588.2A 2020-08-24 2020-08-24 Stay-supported landslide monitoring system for opencast coal mine Active CN111946401B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101118687A (en) * 2007-07-16 2008-02-06 中国矿业大学(北京) System and method for real time remote wireless monitoring slope landslide
BRPI1001765A2 (en) * 2010-02-26 2011-10-18 Terranova Consultores Empresarial Associados Ltda slope sliding monitoring and warning system
CN102509420A (en) * 2011-10-12 2012-06-20 北京科技大学 Landslide forecast method based on deformation information of critical-sliding area
CN103353516A (en) * 2013-05-27 2013-10-16 中国地质大学(武汉) Large movable lateral uplifting composite lading slope physical model test apparatus
CN204457878U (en) * 2015-03-16 2015-07-08 中铁西北科学研究院有限公司深圳南方分院 Without cable, the landslide disaster monitor and early warning system that can work alone for a long time
CN105911255A (en) * 2016-06-13 2016-08-31 沈阳地球物理勘察院 Stability study experiment table for rock ecological side slope new soil
CN209000186U (en) * 2018-11-29 2019-06-18 云南煤化集团工程技术有限公司 A kind of Slope of Open Pit Coal Mine landslide protection alarming device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101564214B1 (en) * 2014-08-18 2015-10-29 한국지질자원연구원 Testing apparatus for landslide detection with fully coupled displacement-pore pressure-slip surface analysis

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101118687A (en) * 2007-07-16 2008-02-06 中国矿业大学(北京) System and method for real time remote wireless monitoring slope landslide
BRPI1001765A2 (en) * 2010-02-26 2011-10-18 Terranova Consultores Empresarial Associados Ltda slope sliding monitoring and warning system
CN102509420A (en) * 2011-10-12 2012-06-20 北京科技大学 Landslide forecast method based on deformation information of critical-sliding area
CN103353516A (en) * 2013-05-27 2013-10-16 中国地质大学(武汉) Large movable lateral uplifting composite lading slope physical model test apparatus
CN204457878U (en) * 2015-03-16 2015-07-08 中铁西北科学研究院有限公司深圳南方分院 Without cable, the landslide disaster monitor and early warning system that can work alone for a long time
CN105911255A (en) * 2016-06-13 2016-08-31 沈阳地球物理勘察院 Stability study experiment table for rock ecological side slope new soil
CN209000186U (en) * 2018-11-29 2019-06-18 云南煤化集团工程技术有限公司 A kind of Slope of Open Pit Coal Mine landslide protection alarming device

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