CN102819934B - Digital debris flow sensor - Google Patents
Digital debris flow sensor Download PDFInfo
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- CN102819934B CN102819934B CN201210255081.0A CN201210255081A CN102819934B CN 102819934 B CN102819934 B CN 102819934B CN 201210255081 A CN201210255081 A CN 201210255081A CN 102819934 B CN102819934 B CN 102819934B
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- debris flow
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Abstract
The invention relates to a use method for a digital debris flow sensor, which belongs to the technical field of automatic detection. The digital debris flow sensor mainly realizes the automatic detection for debris flow in real time and can directly detect property, position and motion state of the debris flow and report assessment data and alarm information for the debris flow at the time the debris flow appears. The digital debris flow sensor is characterized in that the digital debris flow sensor is a solid-state sensor which consists three parts, realizes the digital signal sampling on the debris flow through a plurality of sensing elements, performs data statistics through a microprocessor, outputs signals through an RS-485 port in conformance to international standards and is cast through an internal circuit and a plastic insulating material. According to the digital debris flow sensor, signal sampling, processing and transducing realize full digitalization, and unstable and unreliable factors such as analog quantity is disturbed by temperature, electromagnetic field and the like can be more thoroughly avoided; the digital debris flow sensor has digital communication function, can be directly connected with digitalized system devices; and in addition, the digital debris flow sensor has the advantages of being simple, stable and reliable in structure and convenient to install and maintain and the like.
Description
Technical field
A kind of digital rubble flow sensor of the present invention belongs to test technique automatic field, under specifically one is applicable to rivers and creeks, mountain valley Freshets roar down from the mountains situation, within the very first time that rubble flow produces, directly can automatically detect rubble flow mud position and mud-rock flow movement state, and quote the sensor of rubble flow assessment data and warning message.
Background technology
Detect the technology that can adopt in early-warning and predicting and product seldom at rubble flow both at home and abroad at present, according to national rubble flow detection demonstration pilot project and applicable cases both domestic and external, be summed up as following several:
1, video monitor: use round-the-clock picture pick-up device to monitor rubble flow hidden danger district, although this method can obtain field data, night will lose efficacy, same by the supervision on duty of personnel's whole day, be difficult to realize Aulomatizeted Detect and report to the police.
2, ultrasonic sensor: this series products is mainly suitable for the water-level detecting of wide water domain.Apparatus installation, away from above the water surface, to water surface transmitting and receiving ultrasound wave, and is measured electromagnetic reflection wavelength, cycle, is measured the distance of water surface distance meter device, thus determine plane water level.There is this type of production producer both at home and abroad at present.As Chinese patent " self-adapting ultrasonic tank gage " patent No. 932031064.It is the level transducer that national rubble flow detection demonstration pilot project uniquely uses, rubble flow in gully can not form one can for the plane detected, so he has lost reliability in rubble flow position is detected, its data can not as foundation, can only be as a reference.
3, infrasonic sensor: be mainly used in monitoring wind and rain, thunder and lightning, Freshets roar down from the mountains and the sound of rubble flow rolling, these sound noises are very strong, and experienced professional must be relied on to carry out analysis and distinguishing, are difficult to realize Aulomatizeted Detect and report to the police.
4, wire break alarm: Japan is debris flow early-warning and developing, he is at gully lira wire, if rubble flow thrusts wire and at once reports to the police, but wild animal, person poultry activity also may cause break alarm in gully, are more difficult to the flow and the flow velocity that judge rubble flow.
Summary of the invention
The object of a kind of digital rubble flow sensor of the present invention is:
1, solve prior art indeterminable problem: the demonstration pilot project that China is detected at rubble flow has purchased many high end equipments both at home and abroad, but there is no can the equipment of directly reliable collection rubble flow mud position and mud-rock flow movement state automatically.The present invention mainly solves rubble flow real time automatic detection, within the very first time that rubble flow produces, can direct-detection rubble flow character, rubble flow mud position and mud-rock flow movement state, and quote rubble flow assessment data and warning message.
2, the scope of application is expanded, solve installation, use, problem easy to maintenance: the realization of this detection method, can lay at landslide hidden danger point and the cheuch location that can form rubble flow, be applicable to rivers and creeks, mountain valley simultaneously Freshets roar down from the mountains hydrology water-level measuring in situation.Sensor can be made into the solid with insulating material casting, is not afraid of collision, is not afraid of and exposes to the sun and rain, be not afraid of contaminants adhere, without the need to personnel's maintaining.Its electric property, not by the impact of the external environment conditions such as temperature, humidity, electric signal interference.Extensively can adapt to meet the use under various mal-condition.
3, reducing cost: structure is simple, and sensor is cheap, is that a kind of economic and practical universal universal rubble flow observes and predicts sensor.
A kind of digital rubble flow sensor of the present invention, under it is characterized in that one being applicable to rivers and creeks, mountain valley Freshets roar down from the mountains situation, within the very first time that rubble flow produces, directly automatically can detect mud position and the mud-rock flow movement state of rubble flow, and quote the sensor of rubble flow assessment data and warning message, this sensor is by the transducer portion 1 of difference in functionality, detecting portion 2 and detection signal transmitter part 3 three parts patch and form, it patches position is that full waterproof patches, its this sensor internal circuit realizes digitized signal by several sensing element circuit to rubble flow pointwise to sample, be made up of microprocessor and software checking program, transducer portion 1 is by assembling data processing and communicating circuit 15, dormancy formula feed circuit 12, microprocessor, clock circuit 14 and operating sensor software copy debugging part composition, detecting portion 2 is made up of assembling rubble flow testing circuit 14, data retrieval circuit 18 and sensing element electrode 7, transmitter part 3 is made up of derived digital signal and detection signal transtation mission circuit 16, sensing element electrode 7 described in it is fixed on be spaced apart 1 centimetre or arrange by request for utilization on the support frame back side, sensing element electrode 7 is made up of resistant material, transducer portion 1 described in it, detecting portion 2 and detection signal transmitter part 3 are respectively with three solid-state components becoming sensor after insulating material casting, being patched by water seal connector 5 is the solid state sensor of three one, chip circuit plate described in it is all be placed on a support frame, support frame insulating material is made, some pieces of sensor chip circuit boards are fixed with below support frame, sensing element electrode is fixed with above support frame, sensor chip circuit board and lead terminal, signal element, a solid state sensor is become with after the casting of shell insulating material.
The preparation method of above-mentioned a kind of digital rubble flow sensor, is characterized in that preparation is divided into two parts to carry out:
,
the preparation of circuit chipfirst its skeleton is made with dielectric panel and by each joint functional assembly related circuit, in Part I transducer portion 1, assembling data processing and communicating circuit 15, dormancy formula feed circuit 12, microprocessor, clock circuit 14 and operating sensor debug part, assembling rubble flow testing circuit 14 in Part II detecting portion 2, testing circuit 18 install sensing element electrode 7, install detection signal transtation mission circuit 16 in Part III detection signal transmitter part 3, it is spaced apart 1 centimetre or by request for utilization manufacture to be fixed on sensing element electrode 7 on the support frame back side; By transducer portion 1, detecting portion 2 and detection signal transmitter part 3 three parts, respectively with three solid-state components becoming sensor after insulating material casting, being patched by water seal connector 5 is the solid state sensor of three one, its sensor is shaping, the equipment of pouring technology and equipment designed, designed or consigned processing, (referring to sensor construction Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8), patching position is that full waterproof patches;
,
the preparation of structural member and shell
Sensing element electrode 7 selects non magnetic and conductor material that is corrosion resistant, lead terminal plastics and epoxy resin or other insulating material, connector adopts the waterproof five core electrical connector with totally-enclosed ability, circuit chip and shell become a solid entity after casting, its cross section is generally diameter 35 millimeters, and length generally can be designed to often save 50-80 centimetres as the case may be.
The detection using method of above-mentioned a kind of digital rubble flow sensor, it is characterized in that a kind of electric conductivity utilizing the earth, a kind of specific digital signal is sent to the earth, detect this signal by rubble flow medium, thus detection method (see sampling mechanism Fig. 1) the concrete using method obtaining rubble flow mud position and mud-rock flow movement status data is:
The first, the use of this sensor is to the not special requirement of infield condition, without the need to other auxiliary equipment, directly sensor is freely vertically fixedly mounted on massif or river course rubble flow detection position, for the gamut met within the scope of rubble flow luffing uses, the Part II of sensor, more piece can patch use, if mounting condition is that ramp, mountain valley can not to meet in same point in vertically arranged situation, can implement by absolute altitude, segmentation, merogenesis, staged multiple spot is installed, and can realize equally monitoring mud level meter amount object continuously;
The second, this sensor is Intelligence sensor, and detected information, after data intelligence processing, directly can quote time, place, rubble flow mud position, if install plural this kind of sensor can observe and predict rubble flow speed in the flow direction of rubble flow;
Three, this sensor signal way of output is wired or wireless, wired output is RS-485 interface of international standard, directly integrate with computing machine and digitizer instruments and meters thereof, signal can teletransmission, unattended duty measuring station can be built: the specified direct conveying scope 3 ~ 20 kilometers of sensor signal extension line, can not monitoring station be built in monitoring point, signal direct sending relay station, the region covered at GPRS net can direct wireless networking, and monitoring station realizes omnidistance unmanned.
The main application of a kind of digital rubble flow sensor of the present invention and advantage:
1, purposes: the present invention is mainly used in rubble flow real time automatic detection, within the very first time that rubble flow produces, direct-detection rubble flow character, rubble flow mud are dark, and mud-rock flow movement state, and quote rubble flow assessment data and warning message.Be applicable to rivers and creeks, mountain valley simultaneously Freshets roar down from the mountains hydrology water-level measuring in situation.
2, it is strong that advantage: a, signal have antijamming capability, not by temperature, electric wave electric field etc., environmental influence.B, measuring error are little, reliable and stable.C, economic and practical, install, use, easy to maintenance.Do not limited by mounting condition.
Accompanying drawing explanation
Fig. 1 rubble flow signal digital sampling mechanism figure
Fig. 2 rubble flow detection of dynamic equivalent circuit diagram
Fig. 3 numeral rubble flow Fundamentals of Sensors figure
Fig. 4 numeral rubble flow sensor contour structures schematic diagram.
Fig. 5 numeral rubble flow sensor internal skeleton schematic diagram
Fig. 6 numeral rubble flow sensor diagrammatic cross-section
The upper and lower diagrammatic cross-section of Fig. 7 numeral rubble flow sensor internal
Fig. 8 numeral rubble flow sensor construction assembling schematic diagram
Figure number represents:
1, sensing data become send points 2, sensor rubble flow data detection section
3, sensor detection signal source part 4, signal output part
5, water seal connector 6, circuit board
7, first electrode 8, circuit devcie is responded to
9, one-time-concreting upper skeleton 10, one-time-concreting lower skeleton
11, shapingly insulator 12, constant voltage circuit is built
13,5V dormancy formula feed circuit 14, become give, clock, CPU, search instruction circuit
15, transmission circuit 16, signal send unit
17, detection signal source circuit 18, data retrieval circuit
19, testing circuit.
embodiment:this sensor is patched by the transducer portion 1 of difference in functionality, detecting portion 2 and detection signal transmitter part 3 three parts and forms, it patches position is that full waterproof patches, its this sensor internal circuit realizes digitized signal by sensing element circuit to rubble flow pointwise to sample, be made up of microprocessor and software checking program, transducer portion 1 is made up of assembling data processing and communicating circuit 15, dormancy formula feed circuit 12, microprocessor, clock circuit 14 and operating sensor software copy debugging part, detecting portion 2 is made up of assembling rubble flow testing circuit 14, data retrieval circuit 18 and sensing element electrode 7, transmitter part 3 is made up of derived digital signal and detection signal transtation mission circuit 16, sensing element electrode 7 described in it is fixed on be spaced apart 1 centimetre or arrange by request for utilization on the support frame back side, sensing element electrode 7 is made up of nickel Lip river alloy material, transducer portion 1 described in it, detecting portion 2 and detection signal transmitter part 3 are respectively with three solid-state components becoming sensor after insulating material casting, being patched by water seal connector 5 is the solid state sensor of three one, chip circuit plate described in it is all be placed on a support frame, the die casting of support frame ABS material is made, fixation of sensor chip circuit plate below support frame, sensing element electrode 7 is fixed with above support frame, sensor chip circuit board and lead terminal, signal element, a solid state sensor is become with after the casting of shell insulating material, sensor Part I transducer portion 1: diameter 35mm, length is 120 millimeters.Inner frame is assembled with change is given, clock, CPU, search instruction circuit and constant voltage circuit plate, 5V dormancy formula feed circuit.Sensor Part II detecting portion 2: diameter 35mm, length is 640 millimeters.Inner frame is assembled with search circuit, gating circuit, sample circuit plate and 64 first electrodes of induction.Sensor Part III detection signal transmitter part 3: be diameter 35mm, length is the nickel-chrome body of 50 millimeters.This sensor chip skeleton is injection moulding skeleton, and after good by each economize on electricity road assembling and setting, put into mould, integral cast forms.The plug-in type lead terminal with water seal of (chip and shell become an entity after casting) lead terminal designed, designed, (this connector, without the need to doing other water-proofing treatment after patching fastening getting well.The step of preparation is:
,
the preparation of circuit chipfirst its skeleton is made with dielectric panel and by each joint functional assembly related circuit, in Part I transducer portion 1, assembling data processing and communicating circuit 15, dormancy formula feed circuit 12, microprocessor, clock circuit 14 and operating sensor debug part, assembling rubble flow testing circuit 14 in Part II detecting portion 2, testing circuit 18 install sensing element electrode 7, install detection signal transtation mission circuit 16 in Part III detection signal transmitter part 3, it is spaced apart 1 centimetre or by request for utilization manufacture to be fixed on sensing element electrode 7 on the support frame back side; By transducer portion 1, detecting portion 2 and detection signal transmitter part 3 three parts, respectively with three solid-state components becoming sensor after insulating material casting, being patched by water seal connector 5 is the solid state sensor of three one, its sensor is shaping, the equipment of pouring technology and equipment designed, designed, (referring to sensor construction Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8), patching position is that full waterproof patches;
,
the preparation of structural member and shell
Sensing element electrode 7 selects non magnetic and conductor material that is corrosion resistant, lead terminal plastics and epoxy resin or other insulating material, connector adopts the waterproof five core electrical connector with totally-enclosed ability, and circuit chip and shell become a solid entity after casting.
Using method is:
The first, the use of this sensor is to the not special requirement of infield condition, without the need to other auxiliary equipment, directly sensor is freely vertically fixedly mounted on massif or river course rubble flow detection position, for the gamut met within the scope of rubble flow luffing uses, the Part II of sensor, more piece can patch use, if mounting condition is that ramp, mountain valley can not to meet in same point in vertically arranged situation, can implement by absolute altitude, segmentation, merogenesis, staged multiple spot is installed, and can realize equally monitoring mud level meter amount object continuously;
The second, this sensor is Intelligence sensor, and detected information, after data intelligence processing, directly can quote time, place, rubble flow mud position, the flow direction of rubble flow is installed plural this kind of sensor and can observe and predict rubble flow speed;
Three, this sensor signal exports as wired mode, wired output is RS-485 interface of international standard, directly integrate with computing machine and digitizer instruments and meters thereof, signal can teletransmission, unattended duty measuring station can be built: the specified direct conveying scope 2 kilometers of sensor signal extension line, signal direct sending monitoring relay station.
embodiment 2
The region covered at GPRS net adopts wireless output mode, and the rubble flow data that sensor detects are after intelligent evaluation, and observing and predicting data can direct wireless networking, realizes the omnidistance unmanned of observation process.Its sensor is shaping, the equipment of pouring technology and equipment consigned processing, and other is with embodiment 1.
Claims (2)
1. a digital rubble flow sensor, under it is characterized in that one being applicable to rivers and creeks, mountain valley Freshets roar down from the mountains situation, within the very first time that rubble flow produces, directly can automatically detect rubble flow mud position and mud-rock flow movement state, and quote the sensor of rubble flow assessment data and warning message, this sensor is by the transducer portion (1) of difference in functionality, detecting portion (2) and detection signal and transmitter part (3) three parts patch and form, the position that patches of sensor is that full waterproof patches, the circuit chip part of sensor, make support frame with dielectric panel and assemble related circuit by functions, transducer portion (1) is by data processing and communicating circuit (15), dormancy formula feed circuit (12), microprocessor, clock circuit (14) and operating sensor software section composition, detecting portion (2) is made up of rubble flow testing circuit (19), data retrieval circuit (18) and sensing element electrode (7), detection signal and transmitter part (3) are made up of sensed signal sources and detection signal transtation mission circuit (16), described sensing element electrode (7) is fixed on the support frame back side, it is spaced apart 1 centimetre or arrange by request for utilization, sensing element electrode (7) is made up of resistant material, described transducer portion (1), detecting portion (2) and detection signal and transmitter part (3) are respectively with three solid-state components becoming sensor after insulating material casting, being patched by water seal connector (5) is the solid state sensor of three one, its water seal connector (5) adopts five core electrical connectors, arrange two respectively to patch face at the place of patching, form the face plug structure be connected with five cores of sensor one.
2. the digital rubble flow sensor of one according to claim 1, it is characterized in that described sensor circuit chip part realizes digitized signal by several sensing element circuit to rubble flow pointwise to sample, be made up of microprocessor and software checking program, sensor utilizes the electric conductivity of the earth, a kind of digital signal is sent to the earth, this signal is detected by rubble flow medium, thus obtain rubble flow mud position and mud-rock flow movement status data, data are after Intelligent treatment, directly can quote the time, place, rubble flow mud position, if install two or more this kind of sensor can observe and predict rubble flow speed in the flow direction of rubble flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210255081.0A CN102819934B (en) | 2012-07-23 | 2012-07-23 | Digital debris flow sensor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210255081.0A CN102819934B (en) | 2012-07-23 | 2012-07-23 | Digital debris flow sensor |
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| CN102819934A CN102819934A (en) | 2012-12-12 |
| CN102819934B true CN102819934B (en) | 2015-01-21 |
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| CN201210255081.0A Expired - Fee Related CN102819934B (en) | 2012-07-23 | 2012-07-23 | Digital debris flow sensor |
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| CN109632175A (en) * | 2018-12-19 | 2019-04-16 | 贵州天略信息技术有限公司 | A kind of number mudstone flow sensor |
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| US4599172A (en) * | 1984-12-24 | 1986-07-08 | Gardes Robert A | Flow line filter apparatus |
| CN1479084A (en) * | 2003-07-03 | 2004-03-03 | 太原理工大学 | Manufacture of digitl material level sensor |
| CN1540294A (en) * | 2003-10-31 | 2004-10-27 | 太原理工大学 | Method for producing digital indexing type water level sensor |
| CN101149281A (en) * | 2007-10-31 | 2008-03-26 | 太原理工大学 | Trough body flow detecting plate type intelligent device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19903184A1 (en) * | 1999-01-27 | 2000-08-03 | Emitec Emissionstechnologie | Metal foil connection and metal foil solder grain fraction for metal foils |
| CN200983456Y (en) * | 2006-09-21 | 2007-11-28 | 维熹科技股份有限公司 | Rotating plug |
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2012
- 2012-07-23 CN CN201210255081.0A patent/CN102819934B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4599172A (en) * | 1984-12-24 | 1986-07-08 | Gardes Robert A | Flow line filter apparatus |
| CN1479084A (en) * | 2003-07-03 | 2004-03-03 | 太原理工大学 | Manufacture of digitl material level sensor |
| CN1540294A (en) * | 2003-10-31 | 2004-10-27 | 太原理工大学 | Method for producing digital indexing type water level sensor |
| CN101149281A (en) * | 2007-10-31 | 2008-03-26 | 太原理工大学 | Trough body flow detecting plate type intelligent device |
Non-Patent Citations (1)
| Title |
|---|
| 感应式料位传感器智能信号源的研究;马福昌等;《科技情报开发与经济》;20071231;第17卷(第4期);第182页左栏第14-39行、右栏第1-5行，第183页右栏第17-19行，图1-3 * |
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Inventor after: Qi Yu Inventor after: Ma Jun Inventor after: Hou Guanhui Inventor after: Ma Fuchang Inventor before: Ma Fuchang Inventor before: Ma Jun Inventor before: Qi Yu |
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