CN1564028A - Double-chamber, photoelectric sensing, auto electronic rain quantity and snow quantity meter - Google Patents
Double-chamber, photoelectric sensing, auto electronic rain quantity and snow quantity meter Download PDFInfo
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- CN1564028A CN1564028A CN 200410029776 CN200410029776A CN1564028A CN 1564028 A CN1564028 A CN 1564028A CN 200410029776 CN200410029776 CN 200410029776 CN 200410029776 A CN200410029776 A CN 200410029776A CN 1564028 A CN1564028 A CN 1564028A
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Abstract
The meter includes computer control, display system and signal data acquisition unit. The acquisition unit in barrel shape includes two cavities. An infundibular bucket for receiving rain through center hole is connected to big measuring cavity below, which is connected to small measuring cavity through center hole. Communicating tube on side connects big measuring cavity to small measuring cavity. Photoelectric water level sensors S1, S2 are on sidewall. Normal open electromagnetic valves, normal close electromagnetic valves, minitype pressure charging pump, circuit board of acquisition unit, and automatic temperature controlled electric heater unit etc are setup in big measuring cavity, small measuring cavity and bottom part of small measuring cavity. The invention raises work efficiency and reduces labor intensity.
Description
Technical field
The invention belongs to the automatic measurer field, specially refer to a kind of dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge that is used to measure rainfall, snowfall.
Background technology
Rain, snow phenomenon, it is the modal weather phenomenon of nature, it and national economy are closely related, flood, arid all be rainy, short of rain due to, so rainfall is one of the important measurement project in fields such as meteorology, the hydrology, water conservancy, military affairs, hyetometry promptly and accurately is its basic demand, and the mensuration professional requirement of modernization especially automatically, past, in prior art, pluviometric means, it is all relatively backward to be limited to its determining instrument and metering system, is difficult to reach requirement timely, accurate, robotization.Joining under the rain ga(u)ge glass mensuration mode the earliest with rain gage bucket, the various artificial mistakes phenomenon of leaking hunting exists in a large number, used tipping-bucket rain-gauge to have not little error again afterwards as the next measuring accuracy of the situation of instrument, as shown in Figure 1, more generally, under the situation for strong wind and heavy rain, because the influence of horizontal wind, its error of measuring rainfall is just quite big, so that is difficult to provide rainfall amount numerical value accurately.
Along with development in science and technology, utilization high-tech means and electronic information technology produce the measuring accuracy height, the rainfall that error is little, the hyetometry instrument that the snow weighing gauge replacement falls behind at present just becomes situation compels, the inventor be exactly with this need be aim, the high-tech means that is integrated in one with electronic information and measurement technology, develop novel remote measurement autoelectrinic rainfall snow weighing gauge fully, it is in the measurement project, measurement range, precision, all many-sides such as tested state all have innovation and break through, both can be to drizzle quantitative determination at a slow speed, can measure quick storm rainfall again, and compare any in the past rain gage can't realize can effectively revise horizontal wind effect factor, become at present domestic advanced in performance, multiple functional, that automaticity is high a kind of remote measurement autoelectrinic rainfall snow weighing gauge.
Summary of the invention
The technical issues that need to address of the present invention are, in existing sleet surveying instrument, various artificial mistakes are surveyed, test leakage and measuring accuracy are low, there are many defectives in the big grade of error, in order to overcome these defectives, the object of the present invention is to provide a kind of photoelectric induction type autoelectrinic rainfall snow weighing gauge, can carry out the automatic measurement of enough accuracy to the sleet of various states, purpose of the present invention, rely on following technical scheme to realize, a kind of dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge, comprise computer control, display system and signal data acquisition device, it is characterized in that, this signal data acquisition device is a cylinder-like structure that includes dual chamber, top is the infundibulate bucket for receiving rain, and central hole is connecting the big measurement chamber of below, and this bottom, chamber is connecting little measurement chamber by center pit, greatly, the side of little measurement chamber has vertical communicating pipe to link to each other, and the top is provided with photoelectricity level sensor S1 with the tube wall that big measurement chamber is connected; The tube wall that the below is connected with little measurement chamber is provided with photoelectricity level sensor S2; Big measurement chamber top is provided with big chamber normally open solenoid valve V1, the bottom is provided with loculus normally open solenoid valve V2, little measurement chamber place is connected with normally closed solenoid valve V3 at the bottom of the chamber, this collector lower rain is compiled a mouthful place and is connected with miniature booster water pump, the bottom also is provided with the direct supply assembly, automatic temperature-controlled electric heater unit and automatic control and data acquisition unit circuit board.
The bucket for receiving rain on described top, it again by last ministerial standard hold rain mouth, funnel collection rain cup, and the rainwater of bottom compile and mouthful form, the top inflow entrance has dustproof guard.Accurate for what measure, the bore up and down of infundibulate collection rain cup and a cup body size all are strict the qualifications, and the anti-dust guard on top can cover stack shell to reduce the pollution of sand and dust foreign material in no rainy season or when needs.Whole dual chamber cylinder has two external interfaces, the data communication mouth and the external power source feedback interface that promptly lead to the computer control display system, external interface also can be provided with an anemoscope, is that the error that impacts for wind speed when calculating rainfall is revised automatically and used.
Press the rainfall metering be 1.0mm rainfall, i.e. 31.6Cm to the volume of big measurement chamber in the described dual chamber
3Volume; Little measurement chamber volume is 0.1mm rainfall, i.e. 3.16Cm
3Volume; When the rainfall storage arrived 1.0mm or 0.1mm respectively in big loculus, liquid level just arrived at the induction position of photoelectricity level sensor.Here will send the control signal of measurement chamber respectively,, promptly can send the action of instruction control associated electrical valve and water pump, realize accurate measurement as the central micro controller of control core in case receive the signal of photoelectricity level sensor.This gauging instrument is furnished with the back-up source of providing for oneself, can keep operate as normal more than 24 hours by autonomous power supply during power failure temporarily.The backup battery basic model is a 4500MAH nickel-hydrogen chargeable cell group.
The described cylinder-like structure that includes dual chamber is fixed at the bottom of the steel plate, is fixed on the cement base at the bottom of the steel plate again.
The invention has the beneficial effects as follows, this autoelectrinic rainfall snow weighing gauge can accurately be measured various large and small rainfall snowfalls, record, computing machine and central micro controller system provide demonstration by the accurate control of photoelectric sensor and solenoid valve, improve work efficiency, and alleviated survey crew labour intensity.
Description of drawings
Fig. 1 is the tipping-bucket rain-gauge in the known technology.
Fig. 2 is a dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge composition diagram
Fig. 3 is a signal data acquisition device structural representation
Embodiment
What represent with reference to Fig. 1 is tilting bucket rain 1 in the known technology, for the effect of a contrast is arranged, with reference to its structure, stack shell 1.1 is one cylindric, holding rain mouth 1.2 therebetween, is guard 1.3 below, funnel 1.4, last tipping bucket 1.5, collecting funnel 1.6, have respectively below counting tipping bucket a1.7 and counting tipping bucket b1.8, the bottom is chassis 1.9, because it mainly relies on a series of mechanical transmissions to measure and control, so its measurement result exists than mistake.
With reference to Fig. 2, Fig. 3, system's composition diagram of dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge and its chief component among expression the present invention, the structural representation of signal data acquisition device, instrument outer sleeve 2 among the figure, its inside includes bucket for receiving rain 3, the photoelectricity level sensor S1 that is arranged in vertical communicating pipe is 4, it is connected with big measurement chamber 6, big measurement chamber top is provided with big chamber normally open solenoid valve V1, be labeled as 5, placing the loculus normally open solenoid valve V2 of below is 7, through being provided with photoelectricity level sensor S2 coupled communicating pipe, be designated as 8, it is connected with little measurement chamber 9, and its underpart is normally closed solenoid valve V3 at the bottom of the chamber, be designated as 10, what place that cylinder bottom and rainwater compile that mouth links to each other is miniature booster water pump 11, automatic temperature-controlled electric heater unit 12, automatically control and data acquisition unit circuit board 13 and power supply module 14, overall installation is on cement base 15.When concrete the use, after rainwater fell into this rain gage bucket, because V1, V2 are normal-open electromagnetic valves, V3 was the closed type solenoid valve, and the rainwater of injection is present in the measurement chamber of bottom, and the volume of this measurement chamber is the 3.16Cm that calculates through accurately
3(being equivalent to the 0.1mm rainfall amount), in case water level reaches S2 photoelectricity level sensor sensed position, promptly the rainwater storage reaches 3.16Cm
3, then send instruction and close V2 by control system, write down and store the 0.1mm rainfall simultaneously.The rainwater that falls again then exists in the top big chamber, follow procedure is opened V3 and water pump P and is carried out the action that discharges water and draw water again, the metering process that to finish rainfall immediately be 0.1mm, and then allow V2 open the metering of continuation water, and so forth, every 0.1mm measures once, and its metering speed is very fast, is measurable 0.1mm rainfall usually about 2 seconds.If cross heavy rain, rainfall is filled with the big measurement chamber in top of 31.6Cm3 in very short time, and S1 photoelectricity level sensor is experienced immediately and instructed V1 to close, and opens V3 simultaneously, and water pump P, draws water and writes down the 1.0mm rainfall, according to rainfall size automatic gauge.About the metering of snowfall,, can realize the automatic gauge snowfall as long as installing other heater elements of automatic temperature-controlled machine again additional is about to snow melt.
Claims (4)
1, a kind of dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge, comprise computer control, display system and signal data acquisition device, it is characterized in that, this signal data acquisition device is a cylinder-like structure that includes dual chamber, top is the infundibulate bucket for receiving rain, central hole is connecting the big measurement chamber of below, this bottom, chamber is connecting little measurement chamber by center pit, the side of large and small measurement chamber has vertical communicating pipe to link to each other, and the top is provided with photoelectricity level sensor S1 with the tube wall that big measurement chamber is connected; The tube wall that the below is connected with little measurement chamber is provided with photoelectricity level sensor S2; Big measurement chamber top is provided with big chamber normally open solenoid valve V1, the bottom is provided with loculus normally open solenoid valve V2, little measurement chamber place is connected with normally closed solenoid valve V3 at the bottom of the chamber, this collector lower rain is compiled a mouthful place and is connected with miniature booster water pump, the bottom also is provided with the direct supply assembly, automatic temperature-controlled electric heater unit and automatic control and data acquisition unit circuit board.
2, dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge according to claim 1 is characterized in that, press the rainfall metering be 1.0mm rainfall, i.e. 31.6Cm to the volume of big measurement chamber in the described dual chamber
3Little measurement chamber volume is the 0.1mm rainfall; When the rainfall storage arrived 1.0mm or 0.1mm respectively in big loculus, liquid level just arrived at the induction position of photoelectricity level sensor.
3, dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge according to claim 1, it is characterized in that, the bucket for receiving rain on described top, it again by last ministerial standard hold rain mouth, funnel collection rain cup, and the rainwater of bottom compile and mouthful form, the top inflow entrance has dustproof guard.
4, dual-chamber type photoelectric induction type autoelectrinic rainfall snow weighing gauge according to claim 1 is characterized in that the backup battery basic model can adopt 4500MAH nickel-hydrogen chargeable cell group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100297762A CN100526914C (en) | 2004-03-26 | 2004-03-26 | Double-chamber, photoelectric sensing, auto electronic rain quantity and snow quantity meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100297762A CN100526914C (en) | 2004-03-26 | 2004-03-26 | Double-chamber, photoelectric sensing, auto electronic rain quantity and snow quantity meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1564028A true CN1564028A (en) | 2005-01-12 |
| CN100526914C CN100526914C (en) | 2009-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100297762A Expired - Fee Related CN100526914C (en) | 2004-03-26 | 2004-03-26 | Double-chamber, photoelectric sensing, auto electronic rain quantity and snow quantity meter |
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| Country | Link |
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| CN (1) | CN100526914C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788615A (en) * | 2012-07-25 | 2012-11-21 | 南京林业大学 | Weighing automatic draining stem flow measuring system |
| CN102928892A (en) * | 2011-08-09 | 2013-02-13 | 古峻峰 | Full-automatic calibrator for rain gauge |
| CN103197360A (en) * | 2012-01-06 | 2013-07-10 | 王学永 | Single cavity type photoelectric rain and snow meter |
| CN103472505A (en) * | 2013-08-28 | 2013-12-25 | 南京信息工程大学 | Pluviometer capable of distinguishing solid and liquid precipitated water and detecting method thereof |
| CN104375219A (en) * | 2014-11-14 | 2015-02-25 | 无锡信大气象传感网科技有限公司 | Flow releasing type rain gauge |
| CN105700044A (en) * | 2016-03-23 | 2016-06-22 | 长春丰泽水文气象仪器有限公司 | Snow melting type rain and snow gauge |
| CN107045155A (en) * | 2017-05-26 | 2017-08-15 | 成都理工大学 | A kind of anti-freeze type tilting bucket rain |
| CN109146338A (en) * | 2018-10-22 | 2019-01-04 | 广西桂冠电力股份有限公司 | A kind of power station Production Scheduling System and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4836018A (en) * | 1988-10-17 | 1989-06-06 | Charles Dispenza | Rain gauge with improved syphon discharge |
-
2004
- 2004-03-26 CN CNB2004100297762A patent/CN100526914C/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928892A (en) * | 2011-08-09 | 2013-02-13 | 古峻峰 | Full-automatic calibrator for rain gauge |
| CN103197360A (en) * | 2012-01-06 | 2013-07-10 | 王学永 | Single cavity type photoelectric rain and snow meter |
| CN102788615A (en) * | 2012-07-25 | 2012-11-21 | 南京林业大学 | Weighing automatic draining stem flow measuring system |
| CN102788615B (en) * | 2012-07-25 | 2014-08-06 | 南京林业大学 | Weighing automatic draining stem flow measuring system |
| CN103472505A (en) * | 2013-08-28 | 2013-12-25 | 南京信息工程大学 | Pluviometer capable of distinguishing solid and liquid precipitated water and detecting method thereof |
| CN103472505B (en) * | 2013-08-28 | 2015-12-02 | 南京信息工程大学 | A kind ofly distinguish solid-state and udometric detection method that is liquid precipitation |
| CN104375219A (en) * | 2014-11-14 | 2015-02-25 | 无锡信大气象传感网科技有限公司 | Flow releasing type rain gauge |
| CN104375219B (en) * | 2014-11-14 | 2017-02-22 | 无锡信大气象传感网科技有限公司 | Flow releasing type rain gauge |
| CN105700044A (en) * | 2016-03-23 | 2016-06-22 | 长春丰泽水文气象仪器有限公司 | Snow melting type rain and snow gauge |
| CN107045155A (en) * | 2017-05-26 | 2017-08-15 | 成都理工大学 | A kind of anti-freeze type tilting bucket rain |
| CN109146338A (en) * | 2018-10-22 | 2019-01-04 | 广西桂冠电力股份有限公司 | A kind of power station Production Scheduling System and method |
| CN109146338B (en) * | 2018-10-22 | 2023-09-12 | 广西桂冠电力股份有限公司 | Hydropower station production scheduling system and method |
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| Publication number | Publication date |
|---|---|
| CN100526914C (en) | 2009-08-12 |
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Address after: 201100 Shanghai City, Minhang District Xhenzhuang West Road 128 Lane 65, room 101 Patentee after: Wang Xueyong Address before: 100029 Beijing City, Chaoyang District Madian Yumin East Village 1 Yumin Road No. 309, room 331 Patentee before: Wang Xueyong |
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Granted publication date: 20090812 Termination date: 20110326 |