CN101169483B - Geological calamity rainfall monitoring prealarmer - Google Patents
Geological calamity rainfall monitoring prealarmer Download PDFInfo
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- CN101169483B CN101169483B CN2007101787620A CN200710178762A CN101169483B CN 101169483 B CN101169483 B CN 101169483B CN 2007101787620 A CN2007101787620 A CN 2007101787620A CN 200710178762 A CN200710178762 A CN 200710178762A CN 101169483 B CN101169483 B CN 101169483B
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Abstract
The invention relates to a geological disaster rainfall monitoring early-warning instrument which is applied to the weather early-warning of geological disaster and can prevent dust and blocking with simple operation. The invention is characterized in that the geological disaster rainfall monitoring and the early-warning are organically combined together, and the early-warning of geological disaster is carried through according to the actual measured rainfall monitoring value. The value of the rainfall is observed via the reading of the liquid surface, and the rainfall intension is monitored via a triangular weir. Foreign matters are prevented to enter a rain bearing mouth to block the pipeline via a steel mesh, and the dust remnant can be prevented via a water discharging device. The instrument has the advantages of simple structure and easy maintenance, the invention is flexible and cheap. The instrument can be used for cluster monitoring and cluster preventing of geological disasters, thereby is suitable for generalization in large scale.
Description
Technical field geologic hazard rainfall monitoring early warning field
Background technology mainly is the observation to rainfall amount in the rainfall monitoring technical field, and two types that mainly contain at present are: tipping bucket type and hydrocone type, and mostly be automatic record and launch data automatically, price is comparatively expensive.In the meteorological early warning of geologic hazard, rainfall amount and rainfall intensity are basic early-warning parameterses, but because the geologic hazard number is many, distributes and comparatively disperse, and local heavy rain occurs often, and existing public rainfall monitoring system can not cover the geologic hazard point; And the rain gage of automatic record commonly used at present and automatic emission data costs an arm and a leg, can not large-scale promotion.
Therefore, rain gage at present commonly used can not satisfy the demand of a large amount of geologic hazard rainfall monitoring early warning.
Summary of the invention the invention provides the meteorological early warning of a kind of suitable geologic hazard, and is simple to operate, dustproof anti-blocking geological calamity rainfall monitoring prealarmer.It is characterized in that geologic hazard rainfall monitoring and early warning are organically combined, carry out the geologic hazard early warning according to the rainfall monitoring value of actual measurement.By liquid level reading observation rainfall value,, prevent by woven wire that foreign matter from entering and hold the rain mouth and blocking pipeline by triangular-notch weir monitoring rainfall intensity, prevent that by jettison gear dust is residual, instrumentation is simple, and is cheap flexibly, be easy to safeguard, can be used for the geologic hazard mass presdiction and disaster prevention, large-scale promotion.
Geological calamity rainfall monitoring prealarmer, by the anti-blocking rain part of holding, rainfall intensity observation part, rainfall amount observation part, geologic hazard advanced warning grade observation part, dustproof part of draining and fixed part constitute, the described anti-blocking rain part of holding is by rain receiving bucket 1, funnel 2, woven wire 3 connects sebific duct 4 and pvc pipe 5 is formed; Described rainfall intensity observes part by organic glass tube 6, organic glass triangular-notch weir 7, and pvc pipe 5, triangular-notch weir scale 8 and poly (methyl methacrylate) plate 17 are formed; Described rainfall amount observation part is made up of organic glass tube 6 and rainfall amount scale 10; Described geologic hazard advanced warning grade observation part is made up of geologic hazard rainfall amount advanced warning grade scale 18 and geologic hazard rainfall intensity advanced warning grade scale 19; The dustproof part of described draining is made up of pvc pipe 5 and stop valve 11; Described fixed part is by PVC plate 9, and horizontal fixed steel plate 12 and set bolt 13 are formed.
Ultimate principle and technology: according to the definition of rainfall amount, the diameter that geological calamity rainfall monitoring prealarmer will hold the rain mouth is designed to 2: 1 with the diameter of observing tube, thereby obtains the rainfall value that precision improves 4 times; Above the observation tube, triangular-notch weir is set,, thereby obtains rainfall intensity in real time according to the triangular-notch weir scale reading; According to making the meteorological early warning threshold values of land used geologic hazard, mark geologic hazard warning level on observation tube and triangular-notch weir can realize the geologic hazard warning function; Woven wire is set holding on the rain buccal funnel, the net footpath is less than funnel outlet bore down, thereby prevents that foreign matter from entering the realization choke preventing function; In observation tube lower end U type drainpipe is set, had both guaranteed that draining does not influence the correctness of rainfall amount observation next time, had the function that prevents dust accumulation in the observation tube again.
Geological calamity rainfall monitoring prealarmer, by the anti-blocking rain part of holding, rainfall intensity observation part, rainfall amount observation part, geologic hazard advanced warning grade observation part, dustproof part of draining and fixed part constitute.
The anti-blocking rain part of holding is by rain receiving bucket 1, funnel 2, and woven wire 3 connects sebific duct 4 and pvc pipe 5 is formed.Rain receiving bucket is circular, stainless steel, internal diameter 200mm; Funnel 2 is a stainless steel, and following outlet diameter is 20mm; Woven wire 3 is circular, and diameter is 195mm, and mesh diameter is 15mm; Connect 2 times outlets of sebific duct 4 and pvc pipe 5 and funnel and be connected, PVC glue is used in the junction, keeps sealing.
Rainfall intensity observes part by organic glass tube 6, organic glass triangular-notch weir 7, and pvc pipe 5, triangular-notch weir scale 8 and poly (methyl methacrylate) plate 17 are formed.Organic glass tube 6 internal diameters are 100mm, organic glass triangular-notch weir 7 uprightly is placed on organic glass tube 6 central authorities, poly (methyl methacrylate) plate 17 semicirculars in shape, lie in a horizontal plane in organic glass triangular-notch weir 7 bottoms, connect sealing with PVC glue between organic glass triangular-notch weir 7, organic glass tube 6 and the poly (methyl methacrylate) plate 17, mark triangular-notch weir scale 8 on the organic glass triangular-notch weir 7, pvc pipe 5 close poly (methyl methacrylate) plates 17, but do not contact with poly (methyl methacrylate) plate 17.
Rainfall amount observation part is made up of organic glass tube 6 and rainfall amount scale 10.Mark rainfall amount scale 10 on the organic glass tube 6, organic glass tube 6 bottoms are 1000mm to the length of poly (methyl methacrylate) plate 17, because the internal diameter of organic glass tube 6 is 1: 2 with the ratio of rain receiving bucket 1 internal diameter, so rainfall amount scale 10 scale higher limits are 250mm, minimum scale value is 0.25mm.
Geologic hazard advanced warning grade observation part is made up of geologic hazard rainfall amount advanced warning grade scale 18 and geologic hazard rainfall intensity advanced warning grade scale 19.Geologic hazard rainfall amount and rainfall intensity early warning threshold values according to the locality, mark advanced warning grade on geologic hazard rainfall amount advanced warning grade scale 18 and geologic hazard rainfall intensity advanced warning grade scale 19, when rainfall amount or rainfall intensity arrive corresponding advanced warning grade, carry out local corresponding geological disaster alarm prediction scheme.
The dustproof part of draining is made up of pvc pipe 5 and stop valve 11.Organic glass tube 6 bottoms are sealed with poly (methyl methacrylate) plate, pvc pipe 5 connects organic glass infuser 6 bottoms, the form of " U " type of formation pipe is installed stop valve 11 on pvc pipe 5, stop valve 11 dewatering outlets are flushed with organic glass tube 6 bottoms, after the observer finishes to rainfall amount observation, open stop valve 11, the water in the organic glass tube 6 is bled off, simultaneously the dust in the rainwater is emitted, prevent dust at organic glass tube 6 bottom deposit blocking pipelines, reduce accuracy of observation.
Fixed part is by PVC plate 9, and horizontal fixed steel plate 12 and set bolt 13 are formed.PVC plate 9 is positioned at organic glass tube 6 outsides, forms the frame shape, and protection organic glass tube is placed on ground with horizontal fixed steel plate 12, makes horizontal fixed steel plate 12 maintenance levels with surveyor's staff, with set bolt 13 PVC plate 9 is fixed on the horizontal fixed steel plate 12.
Description of drawings
Fig. 1: geological calamity rainfall monitoring prealarmer elevation drawing
Fig. 2: geological calamity rainfall monitoring prealarmer A-A sectional view
Fig. 3: geological calamity rainfall monitoring prealarmer B-B sectional view
1: rain receiving bucket, 2: funnel, 3: woven wire, 4: connect sebific duct, 5:PVC pipe, 6: the organic glass tube, 7: organic glass triangular-notch weir, 8: triangular-notch weir scale, 9:PVC plate, 10: rainfall amount scale, 11: stop valve, 12: the horizontal fixed steel plate, 13: set bolt, 14: building, 15: floor, 16: ground, 17: poly (methyl methacrylate) plate, 18: geologic hazard rainfall amount advanced warning grade scale; 19: geologic hazard rainfall intensity advanced warning grade scale
Embodiment 1. is placed on rain receiving bucket 1 on the floor of building on 14 15, makes rain receiving bucket 1 maintenance level with surveyor's staff, and pvc pipe 5 usefulness PVC glue are connected the sebific duct 4 that is tightly connected.
2. pvc pipe 5 is inserted in organic glass infuser 6, the pvc pipe bottom is near poly (methyl methacrylate) plate 17, but can not contact.
3. horizontal fixed steel plate 12 is placed on ground 16, makes horizontal fixed steel plate 12 maintenance levels, PVC plate 9 is fixed on the horizontal fixed steel plate 12, close stop valve 11 with set bolt 13 with surveyor's staff.
4. in the geologic hazard monitoring and warning time of regulation, reading on rainfall amount scale 10, triangular-notch weir scale 8, geologic hazard rainfall amount advanced warning grade scale 18 and geologic hazard rainfall intensity advanced warning grade scale 19 is inserted data recording originally.
5. open stop valve 11, drain the rainwater in the organic glass tube 6, close stop valve 11.
6. repeating step 4-5.
Claims (1)
1. geological calamity rainfall monitoring prealarmer, it is by the anti-blocking rain part of holding, rainfall intensity observation part, rainfall amount observation part, geologic hazard advanced warning grade observation part, dustproof part of draining and fixed part constitute, and the described anti-blocking rain part of holding is by rain receiving bucket (1), funnel (2), woven wire (3) connects sebific duct (4) and pvc pipe (5) and forms, and connects sebific duct (4) and is connected with outlet under the funnel (2) with pvc pipe (5), PVC glue is used in the junction, keeps sealing; Described rainfall intensity observation part is by organic glass tube (6), organic glass triangular-notch weir (7), pvc pipe (5), triangular-notch weir scale (8) and poly (methyl methacrylate) plate (17) are formed, organic glass triangular-notch weir (7) uprightly is placed on organic glass tube (6) central authorities, poly (methyl methacrylate) plate (17) semicircular in shape, lie in a horizontal plane in organic glass triangular-notch weir (7) bottom, organic glass triangular-notch weir (7), connect sealing with PVC glue between organic glass tube (6) and the poly (methyl methacrylate) plate (17), organic glass triangular-notch weir (7) is gone up mark triangular-notch weir scale (8), the close poly (methyl methacrylate) plate (17) of pvc pipe (5), but do not contact with poly (methyl methacrylate) plate (17); Described rainfall amount observation part is made up of organic glass tube (6) and rainfall amount scale (10), and organic glass tube (6) is gone up mark rainfall amount scale (10); Described geologic hazard advanced warning grade observation part is made up of geologic hazard rainfall amount advanced warning grade scale (18) and geologic hazard rainfall intensity advanced warning grade scale (19); The dustproof part of described draining is made up of pvc pipe (5) and stop valve (11), goes up at pvc pipe (5) stop valve (11) is installed, and stop valve (11) dewatering outlet is flushed with organic glass tube (6) bottom; Described fixed part is by PVC plate (9), and horizontal fixed steel plate (12) and set bolt (13) are formed, and horizontal fixed steel plate (12) is placed on ground, and set bolt (13) is fixed on PVC plate (9) on the horizontal fixed steel plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101787620A CN101169483B (en) | 2007-12-05 | 2007-12-05 | Geological calamity rainfall monitoring prealarmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101787620A CN101169483B (en) | 2007-12-05 | 2007-12-05 | Geological calamity rainfall monitoring prealarmer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101169483A CN101169483A (en) | 2008-04-30 |
| CN101169483B true CN101169483B (en) | 2010-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101787620A Expired - Fee Related CN101169483B (en) | 2007-12-05 | 2007-12-05 | Geological calamity rainfall monitoring prealarmer |
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| CN (1) | CN101169483B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102594911B (en) * | 2012-03-15 | 2015-07-08 | 招商局重庆交通科研设计院有限公司 | Wireless-sensor-based Internet of things monitoring system and method for geological disaster |
| CN103136596A (en) * | 2013-01-25 | 2013-06-05 | 成都信息工程学院 | Mountain flood disaster monitoring and early-warning business platform system in medium or small rivers |
| CN104318058B (en) * | 2014-09-25 | 2017-06-20 | 航天科工惯性技术有限公司 | Debris flow early-warning method based on rainfall monitoring |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2406229Y (en) * | 1999-12-28 | 2000-11-15 | 柯青云 | Rain gauge |
| CN2534565Y (en) * | 2002-03-29 | 2003-02-05 | 刘春兰 | Rain gauge |
| CN2591649Y (en) * | 2002-12-31 | 2003-12-10 | 河北先河科技发展有限公司 | Automatic monitoring instrument for raining |
| CN200959011Y (en) * | 2006-10-16 | 2007-10-10 | 中国科学院武汉岩土力学研究所 | Rainfall earth-pillar monitoring experimental equipment |
| CN200979602Y (en) * | 2006-09-05 | 2007-11-21 | 王恒明 | A hyetometer for measuring the amount of rainfall |
-
2007
- 2007-12-05 CN CN2007101787620A patent/CN101169483B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2406229Y (en) * | 1999-12-28 | 2000-11-15 | 柯青云 | Rain gauge |
| CN2534565Y (en) * | 2002-03-29 | 2003-02-05 | 刘春兰 | Rain gauge |
| CN2591649Y (en) * | 2002-12-31 | 2003-12-10 | 河北先河科技发展有限公司 | Automatic monitoring instrument for raining |
| CN200979602Y (en) * | 2006-09-05 | 2007-11-21 | 王恒明 | A hyetometer for measuring the amount of rainfall |
| CN200959011Y (en) * | 2006-10-16 | 2007-10-10 | 中国科学院武汉岩土力学研究所 | Rainfall earth-pillar monitoring experimental equipment |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2006-258577A 2006.09.28 |
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| CN101169483A (en) | 2008-04-30 |
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