CN205353386U - Rainfall sensing device and tipping bucket formula rainfall monitoring devices - Google Patents
Rainfall sensing device and tipping bucket formula rainfall monitoring devices Download PDFInfo
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- CN205353386U CN205353386U CN201620012735.0U CN201620012735U CN205353386U CN 205353386 U CN205353386 U CN 205353386U CN 201620012735 U CN201620012735 U CN 201620012735U CN 205353386 U CN205353386 U CN 205353386U
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Abstract
The utility model discloses a rainfall sensing device and tipping bucket formula rainfall monitoring devices, include rainwater filter screen (5) and locate detecting element (3) of rainwater filter screen below delivery port department, detecting element (3) be equipped with water droplet or rivers through the time detection part that switches on, the detection part includes detection part (3 -1) and lower detection part (3 -2), just go up detection part (3 -1) and be equipped with detached clearance space about both between the detection part (3 -2) down. The device receives the influence of natural environment factor less when using, can effectively avoid being triggered for a long time under ambient condition such as humidity, dew to guarantee can not arouse the erroneous judgement, showing the accuracy that improves the monitoring.
Description
Technical field
This utility model relates to meteorological observation equipment technical field, particularly the rainfall sensing device of tipping bucket type rain fall monitor.This utility model further relates to be provided with the tipping bucket type rain fall monitor of described sensing device.
Background technology
At present, domestic in meteorological and hydrology field for the observation of rainfall, completing mainly through tipping bucket rain gauge, tipping bucket rain gauge adopts the mode of frame for movement, and low with its cost, easy to install, certainty of measurement advantages of higher is widely used.
But, currently marketed tipping bucket rain gauge does not generally possess self-diagnostic function, when occurring that tipping bucket is disturbed, blocks and during tipping bucket clamping stagnation, tongue tube damage, holding wire comes off etc. the tipping bucket counting fault caused, cannot find in time, find fault only by manual inspection or with area data contrast, significantly increase maintenance cost.
To this, the application for a patent for invention that application publication number is CN102809768A discloses a kind of intelligence tipping bucket type rainfall sensing device and work state monitoring method thereof, it is provided with first sensor, the second sensor and the 3rd sensor on the net at dmp filter, can monitor the duty of each ingredient of tipping bucket rain gauge in real time.
But, owing to its 3rd sensor adopts the sensing point of a pair horizontal distribution to constitute, therefore under the environmental conditions such as humidity, dew, the dewdrop formed or current also can turn on two sensing points of the 3rd sensor, cause that the 3rd sensor turns on for a long time and causes erroneous judgement, have a strong impact on observed result.
Therefore, how to improve the accuracy of tipping bucket type rainfall sensing device further, be those skilled in the art's technical issues that need to address.
Utility model content
The purpose of this utility model is to provide a kind of rainfall sensing device.This device is less by the impact of factor of natural environment in use, can be prevented effectively from and be triggered under the environmental conditions such as humidity, dew, thus guarantee will not cause erroneous judgement, significantly improves the accuracy of monitoring.
Another object of the present utility model is to provide a kind of tipping bucket type rain fall monitor being provided with described rainfall sensing device.
For achieving the above object, this utility model provides a kind of rainfall sensing device, including dmp filter net and the detection unit being located at described dmp filter side's water outlet off the net, described detection unit be provided with water droplet or current by time the detection part that turns on, described detection part includes detection part and lower detection part, and is provided with, between described upper detection part with lower detection part, the clearance space both separated up and down.
Preferably, the outlet of described dmp filter side off the net includes the first outlet and the second outlet, described first outlet and the second outlet are between the upper and lower every arranging formation clearance space, and wherein said first outlet forms described upper detection part, and described second outlet forms described lower detection part.
Preferably, described first outlet and the second outlet are the conduction outlet of metal material.
Preferably, the inverted cone that described second outlet is big up and small down.
Preferably, the outlet of described dmp filter side off the net includes the first outlet and the second outlet, described first outlet and the second outlet are between the upper and lower every arranging formation clearance space, and described upper detection part is located at described first outlet, and described lower detection part is located at described second outlet.
Preferably, described upper detection part and lower detection part are the Annular conducting member of metal material.
Preferably, the inverted cone that described lower detection part is big up and small down.
Preferably, described clearance space is the circumferential annular space on described between detection part and lower detection part.
Preferably, described dmp filter net is further provided with the first water level sensing unit for areal survey height of water level and the second water level sensing unit.
For realizing above-mentioned another object, this utility model provides a kind of tipping bucket type rain fall monitor, including holding rain mouth, diversion funnel, tipping bucket and harvester, described in hold rain mouth be provided with rain sensor, described rain sensor is the rainfall sensing device described in any of the above-described item.
Rainfall sensing device provided by the utility model, the detection unit of its dmp filter side off the net water outlet is made up of upper detection part and lower detection part, and, it is provided with, between upper detection part with lower detection part, the clearance space both separated up and down.So, under the environmental conditions such as humidity, dew, even if form dewdrop or current at water outlet, existence due to clearance space, without the long-time upper detection part of conducting and lower detection part, and when rainfall, water droplet or current that rainwater is formed again can at detection part on clearance space normally and lower detection parts, can be prevented effectively from and cause erroneous judgement under the environmental conditions such as humidity, dew, thus improving the accuracy of monitoring.
Tipping bucket type rain fall monitor provided by the utility model is provided with described rainfall sensing device, and owing to described rainfall sensing device has above-mentioned technique effect, the tipping bucket type rain fall monitor being provided with this rainfall sensing device also should possess corresponding technique effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of detailed description of the invention of this utility model provided rainfall sensing device；
Fig. 2 is the structural representation of the tipping bucket type rain fall monitor being provided with rainfall sensing device shown in Fig. 1.
In figure:
1. the first water level sensing unit 2. second water level sensing unit 3. detects the rainy detection part 4. harvester 5. dmp filter net 6. of detection part 3-2. on unit 3-1. and holds mouth 7. diversion funnel 8. tipping bucket
Detailed description of the invention
Core of the present utility model is in that by being arranged up and down by detection part, and both is spatially spaced from each other and avoids it to turn on for a long time in dew or wet environment, thus eliminating erroneous judgement, improves the accuracy of monitoring.
In order to make those skilled in the art be more fully understood that this utility model scheme, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Refer to Fig. 1, Fig. 1 structural representation for a kind of detailed description of the invention of this utility model provided rainfall sensing device.
As shown in the figure, in a kind of detailed description of the invention, rainfall sensing device provided by the utility model, is mainly made up of dmp filter net 5 and detection unit 3, and dmp filter net 5 is used for filtering foreign material, for stainless steel, detection unit 3 is located at water outlet below dmp filter net 5, and detection unit 3 is provided with detection part, for detecting the current conditions by outlet, its can water droplet or current by time turn on, thus output detections signal
The detection part of detection unit 3 is divided into detection part 3-1 and lower detection part 3-2, if only upper detection part 3-1 and lower detection part 3-2 is arranged vertically up and down along outlet direction, then under the environmental condition such as dew or humidity, it still can be turned on by water droplet or current that outlet place is formed for a long time, and then causes erroneous judgement.To this, two detection parts are not only arranged vertically by this utility model up and down, and it is provided with, between upper detection part 3-1 with lower detection part 3-2, the clearance space both separated up and down, utilize clearance space to avoid both to be turned on for a long time under the environmental condition such as dew or humidity.
Specifically, the outlet of dmp filter side off the net is divided into the first outlet and the second outlet on flowing to, first outlet is corresponding up and down with the second outlet, and interval layout forms clearance space, this clearance space is the circumferential annular space between the first outlet and the second outlet, first outlet and the second outlet are the conduction outlet of metal material, first outlet is cylindrical, second outlet is big up and small down and the inverted cone of hollow, wherein the first outlet forms detection part 3-1, and the second outlet forms described lower detection part 3-2.
In above-described embodiment, directly utilize the first outlet and the second outlet to form upper detection part 3-1 and lower detection part 3-2, in addition to this it is possible to there are other forms.Such as, the outlet of dmp filter side off the net is divided into the first outlet and the second outlet on flowing to, first outlet and the second outlet are between the upper and lower every arranging formation clearance space, upper detection part 3-1 and lower detection part 3-2 is the Annular conducting member of metal material, upper detection part 3-1 is annular, lower detection part 3-2 is big up and small down and the inverted cone of hollow, wherein, upper detection part 3-1 is located on the inwall of the first outlet, lower detection part 3-2 is located on the inwall of the second outlet, it is capable of this utility model purpose equally, the combination of above two embodiment can also be used.
In addition, dmp filter net 5 is additionally provided with the first water level sensing unit 1 and the second water level sensing unit 2, it is made up of a pair level detection point respectively, it is symmetrically distributed in dmp filter net both sides, distance holds rain mouth bottom level respectively 30mm and 5mm, for measuring the data holding rain mouth middle water level altitude range, above-mentioned detection unit 3 and the first water level sensing unit 1 and the second water level sensing unit 2 are all connected with harvester 4.
When having water droplet or current by detecting unit 3, upper detection part 3-1 and the lower detection part 3-2 conducting of detection unit 3, and record quantity or the current duration of water droplet；When liquid level rises to the second water level sensing unit 2, the second water level sensing unit 2 turns on, and starts timing；When liquid level rises to the first water level sensing unit 1, first water level sensing unit 1 turns on, and start timing, harvester 4 is responsible for record and processes the information of three detection unit and the information of tipping bucket, judge the running status of tipping bucket type rain fall monitor according to the information collected, and be reported to data center.
Certainly, above-mentioned rainfall sensing device is only preferred version, is specifically not limited thereto, and can make pointed adjustment on this basis according to actual needs, thus obtaining different embodiments.Such as, upper detection and lower detection part separately design the parts into difformity, size, or, the first outlet and the second outlet separable assembled or be integrally machined shaping etc., owing to mode in the cards is more, just no longer illustrate one by one here.
Refer to the structural representation that Fig. 2, Fig. 2 are the tipping bucket type rain fall monitor being provided with rainfall sensing device shown in Fig. 1.
Except above-mentioned rainfall sensing device, this utility model also provides for a kind of tipping bucket type rain fall monitor, it is mainly constituted by holding rain mouth 6, diversion funnel 7, tipping bucket 8 and harvester 4 etc., holds and is provided with rain sensor in rain mouth 6, and this rain sensor is the rainfall sensing device in literary composition.
Compared with prior art, after rainfall sensing device provided by the utility model is installed, to the overall structure of tipping bucket type rain fall monitor without big change, and install and change very simple and convenient, being suitable to existing tipping bucket type rain fall monitor is carried out upgrading.
During work, tipping bucket type rain fall monitor has following diagnostic function:
1. tipping bucket is disturbed wrong report；
2. tipping bucket card, tongue tube damage and the holding wire counting caused such as come off is failed to report；
3. outlet partly blocks the wrong reports such as the raininess caused and rainfall beginning and ending time；
4. outlet entirely blocks the rainfall caused and fails to report.
Its operation principle is as follows:
Judge that tipping bucket is disturbed wrong report:
Detection unit 3 is not detected by water droplet or current pass through, and tipping bucket 8 has counting, then be judged as that tipping bucket is disturbed wrong report.
Judge that tipping bucket card etc. is failed to report:
Detection unit 3 detects that water droplet or current pass through, and when the water droplet passed through is accumulated to some such as 80, or when within lasting one minute, current are by (tipping bucket of 0.1), do not collect tipping bucket counting, then judges that the counting caused by reasons such as tipping bucket cards is failed to report.
Judge the wrong reports such as the mouth of a river half blocking:
In one minute, second water level sensing unit 2 continues to detect data, and detecting unit 3 has water droplet to pass through, when the number of times of tipping bucket upset is less than 5 times (can according to circumstances be configured) in one minute, then it is judged as the wrong report that the reasons such as outlet half blocking cause.
Judge that the mouth of a river blocks entirely:
In one minute, the second water level sensing unit 2 continues to detect data, and detects unit 3 and be not detected by water droplet and pass through, and does not collect tipping bucket counting, is then judged as that the rainfall that the reasons such as outlet blocking cause is failed to report.
In sum, the data cases that this tipping bucket type rain fall monitor is gathered by the three groups of detection unit carried, can realizing running status is monitored, it adopts integrated design on surface structure, have that precision is high, practical, stable performance, the feature such as simple to operate.
Above rainfall sensing device provided by the utility model and tipping bucket type rain fall monitor are described in detail.Principle of the present utility model and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand core concept of the present utility model.Should be understood that; for those skilled in the art; under the premise without departing from this utility model principle, it is also possible to this utility model carries out some improvement and modification, these improve and modification also falls in this utility model scope of the claims.
Claims (10)
1. a rainfall sensing device, including dmp filter net (5) and the detection unit (3) being located at described dmp filter side's water outlet off the net, described detection unit (3) be provided with water droplet or current by time the detection part that turns on, it is characterized in that, described detection part includes detection part (3-1) and lower detection part (3-2), and is provided with, between described upper detection part (3-1) with lower detection part (3-2), the clearance space both separated up and down.
2. rainfall sensing device according to claim 1, it is characterized in that, the outlet of described dmp filter side off the net includes the first outlet and the second outlet, described first outlet and the second outlet are between the upper and lower every arranging formation clearance space, wherein said first outlet forms described upper detection part (3-1), and described second outlet forms described lower detection part (3-2).
3. rainfall sensing device according to claim 2, it is characterised in that described first outlet and the second outlet are the conduction outlet of metal material.
4. rainfall sensing device according to claim 3, it is characterised in that the inverted cone that described second outlet is big up and small down.
5. rainfall sensing device according to claim 1, it is characterized in that, the outlet of described dmp filter side off the net includes the first outlet and the second outlet, described first outlet and the second outlet are between the upper and lower every arranging formation clearance space, described upper detection part (3-1) is located at described first outlet, and described lower detection part (3-2) is located at described second outlet.
6. rainfall sensing device according to claim 5, it is characterised in that described upper detection part (3-1) and lower detection part (3-2) are the Annular conducting member of metal material.
7. rainfall sensing device according to claim 6, it is characterised in that the inverted cone that described lower detection part (3-2) is big up and small down.
8. rainfall sensing device according to claim 1, it is characterised in that described clearance space is the circumferential annular space being positioned between described upper detection part (3-1) and lower detection part (3-2).
9. the rainfall sensing device according to any one of claim 1 to 8, it is characterized in that, described dmp filter net (5) is further provided with the first water level sensing unit (1) for areal survey height of water level and the second water level sensing unit (2).
10. a tipping bucket type rain fall monitor, including holding rain mouth (6), diversion funnel (7), tipping bucket with (8) and harvester (4), described holding in rain mouth (6) is provided with rain sensor, it is characterized in that, described rain sensor is the rainfall sensing device described in any one of the claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620012735.0U CN205353386U (en) | 2016-01-07 | 2016-01-07 | Rainfall sensing device and tipping bucket formula rainfall monitoring devices |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620012735.0U CN205353386U (en) | 2016-01-07 | 2016-01-07 | Rainfall sensing device and tipping bucket formula rainfall monitoring devices |
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| CN205353386U true CN205353386U (en) | 2016-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287376A (en) * | 2018-03-09 | 2018-07-17 | 南京禹泽信息自动化研究所 | A kind of integration precipitation station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287376A (en) * | 2018-03-09 | 2018-07-17 | 南京禹泽信息自动化研究所 | A kind of integration precipitation station |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Jiancheng Inventor after: Zhang Shaofu Inventor after: Fan Tongtang Inventor after: Chen Jianxue Inventor after: Li Chao Inventor before: Li Jiancheng Inventor before: Zhang Shaofu Inventor before: Fan Tongtang |
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| CB03 | Change of inventor or designer information |