CN103901182B - A kind of more piece tubulose frozen soil sensor and frozen soil detection system - Google Patents
A kind of more piece tubulose frozen soil sensor and frozen soil detection system Download PDFInfo
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- CN103901182B CN103901182B CN201410176037.XA CN201410176037A CN103901182B CN 103901182 B CN103901182 B CN 103901182B CN 201410176037 A CN201410176037 A CN 201410176037A CN 103901182 B CN103901182 B CN 103901182B
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Abstract
A kind of more piece tubulose frozen soil sensor and frozen soil detection system, more piece tubulose frozen soil sensor includes several single-unit tubulose frozen soil sensors composition, also includes sensor lid, aviation plug interface, connector, plug；Described single-unit tubulose frozen soil sensor includes circuit panel, upper screw thread, lower screw thread, brass electrode；Frozen soil detection system includes more piece tubulose frozen soil sensor, harvester, background PC computer, data base, the present invention a kind of more piece tubulose frozen soil sensor and frozen soil detection system effectively achieve the detection of the data such as the temperature to frozen soil, moisture, thus for recognizing and research frozen soil, thaw collapse and the frost heaving characteristic of grasping frozen soil lay the foundation.
Description
Technical field
The present invention relates to a kind of sensor and detection system, particularly relate to a kind of frozen soil sensor and apply the detection system of this sensor.
Background technology
Have the ever-frozen ground of more than 100 ten thousand square kilometres in China northeast and northwest, the thickness of frozen earth layer at edge, south is relatively thin, and in district, major part frozen soil is belonging to instability.Building of railway, road, bridge and house is caused some harm, trace it to its cause, except weather conditions severe cold, mainly lacking understanding to freezing soil characteristics, therefore these regional architecture things build that work is always up building on limit, limit freeze injury, limit carry out when groping.Many railway engineering freeze injuries are not only just very serious before railway operation, after going into operation, still occurring new freeze injury successively after several years or more than ten years, and its freeze injury degree is also rare in China railways history, causes the concern of domestic and international project circle personage.Extremely sensitive to temperature of soil, causes freezing the winter on ever-frozen ground top layer to melt summer and frost zone periodically freeze thawing.Meanwhile, in frozen-thaw process, the water of inside soil body, heat, solute, mineral grain there occurs migration.The engineering disease type produced with this cyclically-varying mainly has the significantly sedimentation and deformation etc. of frost heave, salt bursting by freezing seam swollen, cold, thaw slumping, ground.
Therefore, recognizing and research frozen soil, grasp thaw collapse and the frost heaving characteristic of frozen soil, be the only way alleviating extremely frigid zones railway, highway freeze injury, the acquisition methods of research freeze thawing information, the rule of monitoring permafrost change is to study frozen soil thaw collapse and frost heaving characteristic main contents.
Summary of the invention
It is an object of the invention to provide a kind of more piece tubulose frozen soil sensor and frozen soil detection system, be used for the Changing Pattern obtaining frozen soil to study frozen soil thaw collapse and frost heaving characteristic.
A kind of more piece tubulose frozen soil sensor, is made up of several single-unit tubulose frozen soil sensors, also includes sensor lid, aviation plug interface, connector, plug；Described single-unit tubulose frozen soil sensor includes circuit panel, upper screw thread, lower screw thread, brass electrode；The inwall of connector has the screw thread corresponding with upper screw thread and lower screw thread, mutually spun by connector between sensor lid and single-unit tubulose frozen soil tubular sensor, mutually spin also by connector between several single-unit tubulose frozen soil sensors, mutually spin between the lower screw thread of plug and single-unit tubulose frozen soil sensor, circuit panel embedded in the connection for realizing between single-unit tubulose frozen soil sensor of various functional module, upper screw thread and lower screw thread.
Between each single-unit tubulose frozen soil sensor, internal data communication and power supply adopt adapter 4P plug to be attached, separate between joint and joint, and each single-unit tubulose frozen soil sensor is connected with harvester by CAN.
The time PVC material that the pipe of each single-unit tubulose frozen soil sensor external socket adopts.
The circuit panel of single-unit tubulose frozen soil sensor includes from control single-chip microcomputer, frozen soil water content detection control unit, frozen soil water content detection unit, temperature detecting unit, serial ports download unit, CAN address configuration unit, external dc 5V power supply, CAN interface transmitting-receiving control unit, CAN interface；
External dc 5V power supply connects the power input from control single-chip microcomputer, frozen soil water content detection unit connects the P1.0 pin from control single-chip microcomputer, temperature detecting unit connects the P1.1 pin from control single-chip microcomputer, serial ports download unit connects the serial ports pin from control single-chip microcomputer, CAN address configuration unit connects the address configuration port from control single-chip microcomputer, first signal input output end of CAN interface transmitting-receiving control unit connects the input/output port P0 from control single-chip microcomputer, the secondary signal input/output port of CAN interface transmitting-receiving control unit connects the signal input output end mouth of CAN interface, frozen soil water content detection control unit connects the control signal input of frozen soil water content detection unit；
External dc 5V power supply is for single-unit tubulose frozen soil sensor power, frozen soil water content detection control unit is used for controlling frozen soil water content detection unit detection moisture, frozen soil water content detection unit is for detecting the water content in frozen soil, temperature detecting unit is used for detecting frozen soils temperature, serial ports download unit is used for downloading corresponding program to from controlling single-chip microcomputer, CAN address configuration unit is for configuring the address of each single-unit tubulose frozen soil sensor, CAN interface transmitting-receiving control unit is for controlling from the communication between control single-chip microcomputer and CAN, CAN interface is used for accessing CAN.
One frozen soil of the present invention detection system, including more piece tubulose frozen soil sensor, harvester, background PC computer, data base, is connected by CAN between more piece tubulose frozen soil sensor and harvester, is connected by USB interface between harvester with background PC computer；More piece tubulose frozen soil sensor is used for the temperature and the moisture data that gather in frozen soil, and sends collection value to harvester；Harvester is for receiving temperature and the moisture data of the frozen soil of more piece tubulose frozen soil sensor acquisition, and the data of reception are uploaded to background PC computer；After background PC computer receives and process the data that harvester transmits, make corresponding analyzing and processing, and analysis result is uploaded to data base.
Described harvester includes main control singlechip, memory element, real-time clock, usb interface unit, LED light, CAN unit；
The signal input output end of main control singlechip connects the data input/output terminal of memory element, the clock signal input terminal of main control singlechip connects the signal output part of real-time clock, the signal input output end of main control singlechip connects the control signal input of LED light, and the data input/output terminal of main control singlechip connects CAN unit and usb interface unit；
Main control singlechip carries out corresponding data acquisition for control from control single-chip microcomputer and uploads, memory element is for storing various detection data and the information of more piece tubulose frozen soil sensor, CAN unit is for realizing the communication connection of each single-unit tubulose frozen soil sensor, usb interface unit is used for the communication and the data transmission that realize between host computer, LED light is used for indicating communication state and power-up state, and real-time clock sends the concrete time of data for indicating.
When described harvester gathers data, only gather the data of one of them single-unit tubulose frozen soil sensor every time, preferably, when harvester gathers soil water content and temperature, control corresponding single-unit tubulose frozen soil sensor to power on, power-off after collection, prevents the signal disturbing between joint and joint according to this, reaches energy-conservation purpose simultaneously.
The more piece tubulose frozen soil sensor of the present invention and frozen soil detection system effectively achieve the collection of the data such as the temperature to frozen soil, moisture and dynamically detect, thus for recognizing and research frozen soil, thaw collapse and the frost heaving characteristic of grasping frozen soil lay the foundation.
It is described further below in conjunction with the accompanying drawing a kind of more piece tubulose frozen soil sensor to the present invention and frozen soil detection system.
Accompanying drawing explanation
Fig. 1 is frozen soil of the present invention detection system construction drawing；
Fig. 2 is single-unit tubulose frozen soil sensor construction schematic diagram of the present invention；
Fig. 3 is more piece tubulose frozen soil sensor construction schematic diagram of the present invention；
Fig. 4 is the circuit panel theory diagram of single-unit tubulose frozen soil sensor of the present invention；
Fig. 5 is harvester theory diagram in frozen soil detection system of the present invention.
Detailed description of the invention
As shown in Figure 1, frozen soil of the present invention detection system includes more piece tubulose frozen soil sensor 1-1, harvester 1-2, background PC computer 1-3, data base 1-4, it is connected by CAN between more piece tubulose frozen soil sensor 1-1 and harvester 1-2, is connected by USB interface between harvester 1-2 and background PC computer 1-3；More piece tubulose frozen soil sensor 1-1 is used for the temperature and the moisture data that gather in frozen soil, and sends collection value to harvester 1-2；Harvester 1-2 is for receiving temperature and the moisture data of the more piece tubulose frozen soil sensor 1-1 frozen soil gathered, and the data of reception are uploaded to background PC computer 1-3；After background PC computer receives and process the harvester 1-2 data transmitted, make corresponding analyzing and processing, and analysis result is uploaded to data base 1-4.
As in figure 2 it is shown, the structure of single-unit tubulose frozen soil sensor of the present invention includes main body tube 2, circuit panel 2-1, upper screw thread 2-2, lower screw thread 2-4, brass electrode 2-3, dead ring 2-5；The two ends up and down of main body tube 2 have screw thread 2-2 and lower screw thread 2-4, two brass electrode 2-3 and dead ring 2-5 are socketed on main body tube 2, and two brass electrode 2-3 are separated by dead ring 2-5, the two ends up and down of main body tube 2 expose screw thread 2-2, lower screw thread 2-4 respectively；
Circuit panel 2-1 embedded in various functional module (as shown in Figure 4), upper screw thread 2-2 and lower screw thread 2-4 is for realizing the connection between single-unit tubulose frozen soil sensor, in addition the outside of single-unit tubulose frozen soil sensor is also socketed with pipe, the length of the pipe length sum equal to two brass electrode 2-3 and dead ring 2-5, after installation, the two ends of pipe just flush with the bottom of the brass electrode 2-3 of the upper and lower of upper brass electrode 2-3.
As it is shown on figure 3, more piece tubulose frozen soil sensor of the present invention is made up of several single-unit tubulose frozen soil sensors, including sensor lid 3-1, aviation plug interface 3-2, connector 3-3, single-unit tubulose frozen soil sensor 3-4, plug 3-5；Having on the inwall of connector 3-3 and upper screw thread 2-2 and lower screw thread corresponding for screw thread 2-3, sensor lid 3-1 has the screw thread corresponding with connector 3-3.
Mutually spun by connector 3-3 between several single-units tubulose frozen soil sensor 3-4 of more piece tubulose frozen soil sensor of the present invention, mutually spun by connector 3-3 between the single-unit tubulose frozen soil tubular sensor 3-4 and sensor lid 3-1 of the top, mutually spun by connector 3-3 between the single-unit tubulose frozen soil tubular sensor 3-4 and plug 3-5 of bottom.
As shown in Figure 4, the circuit panel 2-1 of single-unit tubulose frozen soil sensor includes from control single-chip microcomputer 4-1, frozen soil water content detection control unit 4-3, frozen soil water content detection unit 4-2, temperature detecting unit 4-4, serial ports download unit 4-8, CAN address configuration unit 4-9, external dc 5V power supply 4-7, CAN interface transmitting-receiving control unit 4-5, CAN interface 4-6；
nullExternal dc 5V power supply 4-7 connects the power input from control single-chip microcomputer 4-1，Frozen soil water content detection unit 4-2 connects the P1.0 pin from control single-chip microcomputer 4-1，Temperature detecting unit 4-4 connects the P1.1 pin from control single-chip microcomputer 4-1，Serial ports download unit 4-8 connects the serial ports pin from control single-chip microcomputer 4-1，CAN address configuration unit 4-9 connects the address configuration port from control single-chip microcomputer 4-1，First signal input output end of CAN interface transmitting-receiving control unit 4-5 connects the input/output port P0 from control single-chip microcomputer 4-1，The secondary signal input/output port of CAN interface transmitting-receiving control unit 4-5 connects the signal input output end mouth of CAN interface 4-6，Frozen soil water content detection control unit 4-3 connects the control signal input of frozen soil water content detection unit 4-2；
nullExternal dc 5V power supply 4-7 is for single-unit tubulose frozen soil sensor power，Frozen soil water content detection control unit 4-3 is receiving after the frozen soil water content detection signal of control single-chip microcomputer 4-1，Trigger frozen soil water content detection unit 4-2 and detect frozen soil moisture，Frozen soil water content detection unit 4-2 is for detecting the water content in frozen soil，Temperature detecting unit 4-4 is used for detecting frozen soils temperature，Serial ports download unit 4-8 is used for downloading corresponding temperature、Moisture data acquisition program is to from controlling single-chip microcomputer 4-1，CAN address configuration unit 4-9 is for configuring the address of each single-unit tubulose frozen soil sensor，CAN interface transmitting-receiving control unit 4-5 is for controlling from the communication between control single-chip microcomputer 4-1 and CAN interface 4-6，CAN interface 4-6 is used for accessing CAN.
As it is shown in figure 5, harvester includes main control singlechip 5-1, memory element 5-2, real-time clock 5-3, usb interface unit 5-4, LED light 5-5, CAN unit 5-6 in frozen soil detection system of the present invention；
The signal input and output pin P1 of main control singlechip 5-1 connects the data input/output terminal of memory element 5-2, the clock signal input terminal of main control singlechip 5-1 connects the signal output part of real-time clock 5-3, main control singlechip 5-1 pin P2.1 connects the control signal input of LED light 5-6, the data input and output pin P3 of main control singlechip 5-1 connects the serial port of CAN unit 5-5, main control singlechip 5-1 and connects usb interface unit 5-4；
Main control singlechip 5-1 carries out corresponding data acquisition for control from control single-chip microcomputer 4-1 and uploads, memory element 5-1 is for storing various detection data and the information of more piece tubulose frozen soil sensor, CAN unit 5-5 is for realizing and the communication connection of each single-unit tubulose frozen soil sensor, usb interface unit 5-4 is used for the communication and the data transmission that realize between host computer, LED light 5-6 is used for indicating communication state and power-up state, the effect of real-time clock 5-3 is in that to provide the time of more piece tubulose frozen soil sensor acquisition data, and this time uploads storage in memory element 5-2 in company with the data gathered simultaneously, when accessing the data calling more piece tubulose frozen soil sensor acquisition, the described time is together read out, for indicating the concrete time sending data.
The pipe of the outside socket of single-unit tubulose frozen soil sensor in the present embodiment, the material adopted is PVC material, this PVC material is for preventing the signal disturbing between each single-unit tubulose frozen soil sensor, increase the measurement stability of single-unit tubulose frozen soil sensor itself, it is ensured that the reliability of experimental data.
In the present embodiment, between each single-unit tubulose frozen soil sensor, internal data communication and power supply adopt adapter 4P plug to be attached, save between joint separate, and each single-unit tubulose frozen soil sensor accesses CAN by CAN interface, thus the connection realized between each single-unit tubulose frozen soil sensor and harvester.
When in the present embodiment, harvester gathers data, only gather the data of one of them single-unit tubulose frozen soil sensor every time, preferably, when harvester gathers soil water content and temperature, control corresponding single-unit tubulose frozen soil sensor and power on (other single-unit tubulose frozen soil sensor does not power on) simultaneously, power-off after collection (powers on to next corresponding single-unit tubulose frozen soil sensor) simultaneously, prevents the signal disturbing between joint and joint with this, reaches energy-conservation purpose simultaneously.
Embodiment described above is only that the preferred embodiment of the present invention is described; not the scope of the present invention is defined; under the premise designing spirit without departing from the present invention; various deformation that technical scheme is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that claims of the present invention is determined.
Claims (2)
1. a more piece tubulose frozen soil sensor, it is characterized in that being made up of several single-units tubulose frozen soil sensor (3-4), also include sensor lid (3-1), aviation plug interface (3-2), connector (3-3), plug (3-5)；Described single-unit tubulose frozen soil sensor (3-4) includes circuit panel (2-1), upper screw thread (2-2), lower screw thread (2-4), brass electrode (2-3)；The inwall of connector (3-3) has the screw thread corresponding with upper screw thread (2-2) and lower screw thread (2-3), mutually spun by connector (3-3) between sensor lid (3-1) and single-unit tubulose frozen soil tubular sensor (3-4), mutually spin also by connector (3-3) between several single-units tubulose frozen soil sensor (3-4), mutually spin between the lower screw thread (2-4) of plug (3-5) and single-unit tubulose frozen soil sensor (3-4), circuit panel (2-1) embedded in various functional module, upper screw thread (2-2) and lower screw thread (2-4) are for realizing the connection between single-unit tubulose frozen soil sensor；
Between each single-unit tubulose frozen soil sensor, internal data communication and power supply adopt adapter 4P plug to be attached, separate between joint and joint, and each single-unit tubulose frozen soil sensor is connected with harvester by CAN；
The circuit panel (2-1) of single-unit tubulose frozen soil sensor includes from control single-chip microcomputer (4-1), frozen soil water content detection control unit (4-3), frozen soil water content detection unit (4-2), temperature detecting unit (4-4), serial ports download unit (4-8), CAN address configuration unit (4-9), external dc 5V power supply (4-7), CAN interface transmitting-receiving control unit (4-5), CAN interface (4-6)；
External dc 5V power supply (4-7) connects the power input from control single-chip microcomputer (4-1), frozen soil water content detection unit (4-1), temperature detecting unit (4-4), serial ports download unit (4-8), CAN address configuration unit (4-9), CAN interface transmitting-receiving control unit (4-5) connects the signal input output end from control single-chip microcomputer (4-1), CAN interface transmitting-receiving control unit (4-5) connects CAN interface (4-6), frozen soil water content detection control unit (4-3) connects the control signal input of frozen soil water content detection unit (4-2)；
External dc 5V power supply (4-7) is for single-unit tubulose frozen soil sensor power, frozen soil water content detection control unit (4-3) is used for controlling frozen soil water content detection unit (4-2) and detects moisture, frozen soil water content detection unit (4-2) is for detecting the water content in frozen soil, temperature detecting unit (4-4) is used for detecting frozen soils temperature, serial ports download unit (4-8) is used for downloading corresponding program to from controlling single-chip microcomputer (4-1), CAN address configuration unit (4-9) is for configuring the address of each single-unit tubulose frozen soil sensor, CAN interface transmitting-receiving control unit (4-5) is for controlling from the communication between control single-chip microcomputer (4-1) and CAN interface (4-6), CAN interface (4-6) is used for accessing CAN；
It is PVC material that the pipe of each single-unit tubulose frozen soil sensor external socket adopts.
2. the frozen soil detection system of the more piece tubulose frozen soil sensor that a kind is applied described in claim 1, it is characterized in that, including more piece tubulose frozen soil sensor (1-1), harvester (1-2), background PC computer (1-3), data base (1-4), it is connected by CAN between more piece tubulose frozen soil sensor (1-1) with harvester (1-2), is connected by USB interface between harvester (1-2) with background PC computer (1-3)；More piece tubulose frozen soil sensor (1-1) is used for the temperature and the moisture data that gather in frozen soil, and collection value sends to harvester (1-2)；Harvester (1-2) is used for receiving temperature and the moisture data of the frozen soil that more piece tubulose frozen soil sensor (1-1) gathers, and the data of reception upload to background PC computer (1-3)；After background PC computer receives and process the data that harvester (1-2) transmits, make corresponding analyzing and processing, and analysis result is uploaded to data base (1-4)；
When described harvester (1-2) gathers data, only gather the data of one of them single-unit tubulose frozen soil sensor every time, it is advantageous to, when harvester gathers soil water content and temperature, control corresponding single-unit tubulose frozen soil sensor to power on, power-off after collection；
Described harvester (1-2) includes main control singlechip (5-1), memory element (5-2), real-time clock (5-3), usb interface unit (5-4), LED light (5-5), CAN unit (5-6)；
The signal input and output pin P1 of main control singlechip (5-1) connects the data input/output terminal of memory element (5-2), the clock signal input terminal of main control singlechip (5-1) connects the signal output part of real-time clock (5-3), main control singlechip (5-1) pin P2.1 connects the control signal input of LED light (5-6), the data input and output pin P3 of main control singlechip (5-1) connects CAN unit (5-5), and the serial port of main control singlechip (5-1) connects usb interface unit (5-4)；
Main control singlechip (5-1) carries out corresponding data acquisition for control from control single-chip microcomputer (4-1) and uploads, memory element (5-2) is for storing various detection data and the information of more piece tubulose frozen soil sensor, CAN unit (5-6) is for realizing the communication connection of each single-unit tubulose frozen soil sensor, usb interface unit (5-4) is used for the communication and the data transmission that realize between host computer, LED light (5-5) is used for indicating communication state and power-up state, and real-time clock (5-3) sends the concrete time of data for indicating.
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| CN201410176037.XA CN103901182B (en) | 2014-04-29 | 2014-04-29 | A kind of more piece tubulose frozen soil sensor and frozen soil detection system |
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| CN201410176037.XA CN103901182B (en) | 2014-04-29 | 2014-04-29 | A kind of more piece tubulose frozen soil sensor and frozen soil detection system |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104480823A (en) * | 2014-12-12 | 2015-04-01 | 中交第一公路勘察设计研究院有限公司 | Cold air collection device and cold air collection method for cooling large-scale frozen earth roadbed of highway |
| CN104833382B (en) * | 2015-04-30 | 2017-05-24 | 精华隆智慧感知科技（深圳）股份有限公司 | Multi-section sleeving-type security sensor |
| CN105277672B (en) * | 2015-09-07 | 2017-04-26 | 中国科学院寒区旱区环境与工程研究所 | Frozen soil zone airport runway soil matrix strength monitoring system and control evaluation method |
| CN105092824B (en) * | 2015-09-09 | 2017-04-26 | 中国科学院寒区旱区环境与工程研究所 | Self-recording type measurement device for ice content of frozen soil |
| CN105572318B (en) * | 2015-12-09 | 2017-07-21 | 东北师范大学 | In-situ monitoring soil freezing-thawing device and the method that soil carbon loss is determined based on the device |
| CN106771053B (en) * | 2016-11-16 | 2019-04-26 | 北京林业大学 | A kind of method and device of soil ice content detection |
| CN106940334B (en) * | 2017-03-31 | 2019-04-23 | 沈阳新力新信息技术有限公司 | Freeze resistive frozen soil sensor |
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