CN207268785U - A kind of anti-condensation Sense Rain Sensor of dynamic temperature control - Google Patents
A kind of anti-condensation Sense Rain Sensor of dynamic temperature control Download PDFInfo
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- CN207268785U CN207268785U CN201721071747.1U CN201721071747U CN207268785U CN 207268785 U CN207268785 U CN 207268785U CN 201721071747 U CN201721071747 U CN 201721071747U CN 207268785 U CN207268785 U CN 207268785U
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- condensation
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Abstract
The utility model discloses a kind of anti-condensation Sense Rain Sensor of dynamic temperature control, including sender unit cap, arranged on first temperature sensor on top, the first sense rain piece on sender unit cap and the second sense rain piece, heating unit, supporting rod, second temperature sensor and the controller being connected with the second temperature sensor in sender unit cap, on the sender unit cap the first air nozzle is equipped with close to the first sense rain piece position, the second air nozzle is equipped with close to the second sense rain piece position on the sender unit cap, first air nozzle and the second air nozzle are connected by trident pipeline with air pump.The utility model quickly eliminates condensation or rainwater Liquid Residue by way of heating and air-drying, and Sense Rain Sensor accurately and timely is reflected rainfall data, prevents the malfunction of online automatic monitoring instrument for raining or rainfall sampler, ensures the original reliability of sample.
Description
Technical field
The utility model belongs to the Sense Rain Sensor field applied to online automatic monitoring instrument for raining or rainfall sampler, especially
It is to be related to a kind of anti-condensation Sense Rain Sensor of dynamic temperature control.
Background technology
At present, online automatic monitoring instrument for raining is made of rainfall sampler and Sense Rain Sensor, under not rainfall state, is adopted
Sample device control motor make it is dust-proof be pressed on bucket, under rainfall state, sense rain electrode because rainwater short circuit, give controller rainfall letter
Number, motor drives dustproof cover to turn on, and starts to gather rainfall sample.Sense Rain Sensor is made of sense rain piece and rear class detection circuit,
In an idle state, the sense rain resistance between electrode for feeling rain piece reaches hundreds of million, during rainfall, with the conductivity variations of rainwater, feels rain
Resistance between electrode is decreased to tens K even smallers, and detection circuit is just rained according to the output of this change in resistance or rain stops signal.But
It is due at present the environmental factor for influencing sampler samples in sampling process to be failed to take into full account thorough, and makes Sense Rain Sensor
For this respect there is many shortcomings, often producing malfunction influences sampling operation.
In the area that some humidity are larger, particularly coastal, riparian area, and have the morning of frost or mist, ring in the winter time
The increase of border humidity can also cause the reduction of two electrode resistance of sense rain electrode, cause Sense Rain Sensor erroneous judgement occur, so as to draw
Play the malfunction of online automatic monitoring instrument for raining or rainfall sampler.After rain stops, the rainwater felt on rain electrode fails timely
Volatilization, Sense Rain Sensor are still judged as raining.Existing equipment is by way of heating, although reducing rate of false alarm, by
In heating effect slowly cause feel rain piece sensitivity it is relatively low and influenced by environmental temperature, therefore, after rain stops online rainfall oneself
Dynamic monitor or rainfall sampler fail to close lid in time, and a period of time can be exposed in atmosphere by connecing the rainwater sample that rain bucket is connect,
It is easily contaminated, cause the measurement data of sample unreliable, cause the false judgment of inspection part.
Utility model content
For overcome the deficiencies in the prior art, it is high that the utility model provides a kind of high sensitivity, good reliability, accuracy rate
The anti-condensation Sense Rain Sensor of dynamic temperature control.
Technical solution is used by the utility model solves its technical problem：A kind of anti-condensation sense rain of dynamic temperature control
Sensor, including sender unit cap, the first sense arranged on first temperature sensor on top in sender unit cap, on sender unit cap
Rain piece and the second sense rain piece, heating unit, supporting rod, second temperature sensor and the control being connected with the second temperature sensor
Device, is equipped with the first air nozzle on the sender unit cap close to the first sense rain piece position, feels rain close to second on the sender unit cap
Piece position is equipped with the second air nozzle, and first air nozzle and the second air nozzle are connected by trident pipeline with air pump.
For erroneous judgement caused by solving current Sense Rain Sensor muting sensitivity, online automatic monitoring instrument for raining is caused to drop
Rain on-line computing model or the malfunction of rainfall sampler, are contaminated sample or adopt online automatic monitoring instrument for raining or rainfall
For sample device flog a dead horse the problem of, the utility model provides a kind of anti-condensation Sense Rain Sensor of dynamic temperature control, in idle shape
The drying of sense rain electrode can be kept during state, does not produce condensation, ensures the cleaning of sense rain piece, malfunction is eliminated, after sampling
The residual raindrop on sense rain electrode can be made quickly to volatilize, Sense Rain Sensor is judged rainfall data in time.
Further, first air nozzle is equipped with diversion division, which is obliquely installed to the first sense rain piece direction.
Further, first air nozzle and the second air nozzle are connected by gas circuit threeway with air pump.
Further, first air nozzle is arranged on the first sense rain piece upper end.
Further, second air nozzle is arranged on the second sense rain piece upper end.
Further, the air pump is connected with controller by conducting wire.
The beneficial effects of the utility model are：Condensation or rainwater Liquid Residue are quickly eliminated by way of heating and air-drying,
Sense Rain Sensor accurately and timely is reflected rainfall data, prevent the malfunction of online automatic monitoring instrument for raining or rainfall sampler
Make, ensure the original reliability of sample.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is schematic enlarged-scale view at the A in Fig. 1.
Embodiment
It is real below in conjunction with the utility model in order to make those skilled in the art be better understood from the utility model
The attached drawing in example is applied, clear, complete description is carried out to the technical scheme in the embodiment of the utility model, it is clear that described
Embodiment is only the part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, those of ordinary skill in the art's all other embodiments obtained without making creative work, all should
When the scope for belonging to the utility model protection.
With reference to shown in Fig. 1, Fig. 2, a kind of anti-condensation Sense Rain Sensor of dynamic temperature control, in roof shape, it includes sensing
Device lid 4, for detecting, the first temperature sensor 1, first of Sense Rain Sensor temperature feels the sense rain of rain piece 2, second piece 9, heating fills
Put 3, sender unit cap 4, supporting rod 5, the second temperature sensor 6 for detecting environment temperature, the first spray air-dried for air
Gas nozzle 11, the second air nozzle 12 air-dried for air, the gas circuit threeway 15 for gas circuit confluence, the PU pipes for gas circuit connection
22nd, for making the air pump 19 and controller 7 of normal pressure.
First Sense Rain Sensor 1 is fixed on the top in sender unit cap 4, and the first sense rain piece 2 is fixed in sender unit cap 4
Right side, the second sense rain piece 9 are fixed on the left side in sender unit cap 4；Heating unit 3 is arranged on the centre in sender unit cap 4, is close to
Feel rain on piece, sender unit cap 4 is connected by supporting rod 5 with controller 7；Second temperature sensor 6 passes through conducting wire and 7 phase of controller
Even；First air nozzle 11 is fixed on the right side of sender unit cap 4 above the first sense rain piece 2；Second air nozzle 12 is located at second
Feel the top of rain piece 9, be fixed on the left side of sender unit cap 4；Gas circuit threeway 15 is connected to the first air nozzle 11,12 and of the second air nozzle
Between 19 three of air pump；Air pump 19 is connected by conducting wire with controller 7.
Temperature in first temperature sensor 1 detection Sense Rain Sensor, second temperature sensor 6 detect environment temperature, control
Device 7 processed is heated or not heated action according to both temperature differences heating unit 3 of sening as an envoy to, and controls whether air pump 19 carries out sky
Air-blowing is swept.When environment temperature is less than zero degrees celsius, by heating devices heat to 5 degrees Celsius, starts air pump 19 and carry out air
Purging；When environment temperature is between zero degrees celsius and 35 degrees Celsius, its temperature is heated to 5 degrees Celsius more than environment temperature,
And start air pump 19 and carry out periodicity air purging；When environment temperature is more than 35 degrees Celsius of state, does not heat, do not start
Air pump 19.Ensure that the temperature in idle condition in Sense Rain Sensor is higher than environment temperature, can quickly make in sample states
Raindrop volatilization is remained, improves its sensitivity.Sense Rain Sensor is set to reflect that rainfall data monitors automatically to online rainfall in time
Instrument or rainfall sampler, dustproof cover make water sample sample not contaminated according to rainfall data timely switch cover.Wherein temperature is set
Putting can accordingly change according to Different Altitude, weather conditions.
In order to ensure that air can be effectively purged by the first air nozzle 11 above the first sense rain piece 2, in the first jet
The side of mouth 11 towards the first sense rain piece 2 forms diversion division 111, which is from the first air nozzle 11 to the first sense rain
The guide post structure that 2 direction of piece is obliquely installed, the end of the lead form inclined opening 112 again, and air-flow is convex in lead
For under the part compacting of opening 112,2 upper surface of the first sense rain piece can be blowed to completely.Likewise, on the second air nozzle 12
It is provided with said structure.
The heating unit that the utility model adds in Sense Rain Sensor, its temperature are examined in real time by the first temperature sensor
Survey, heating-up temperature changes with variation of ambient temperature, the state floated in a dynamic.As long as Sense Rain Sensor temperature is big
When environment temperature, sense rain piece will keep dry state.Therefore, no rain state is descended when environment temperature reaches condensation condition,
Heating unit can be powered work, while air pump starts to work and provides power, and control air flows through gas circuit threeway, through the first spray
Gas nozzle and the first sense rain piece of the second air nozzle purging and the second sense rain piece, ensure to occur without condensation on sense rain electrode.Precipitation Process
In, controller can control air pump to be periodically purged with sense rain piece by the first air nozzle and the second air nozzle；Once precipitation stops,
Remaining in the raindrop of sense rain on piece can quickly be air cured, and sense rain piece can also provide correctly sense rain signal in time, so as to improve
The sensitivity of rain sensor.Sense Rain Sensor can reflect that rainfall data is sampled to online automatic monitoring instrument for raining or rainfall in time
Device, dustproof cover make water sample sample not contaminated according to rainfall data timely switch cover.
Above-mentioned embodiment is used for illustrating the utility model, rather than the utility model is limited,
The spirit of the utility model and any modifications and changes in scope of the claims, made to the utility model, all fall
Enter the scope of protection of the utility model.
Claims (6)
1. a kind of anti-condensation Sense Rain Sensor of dynamic temperature control, including sender unit cap (4), arranged on sender unit cap (4) interior top
First temperature sensor (1), the first sense rain piece (2) and the second sense rain piece (9), heating unit on sender unit cap (4)
(3), supporting rod (5), second temperature sensor (6) and the controller (7) being connected with the second temperature sensor (6), its feature
It is：On the sender unit cap (4) the first air nozzle (11), the sender unit cap (4) are equipped with close to first sense rain piece (2) position
Upper to be equipped with the second air nozzle (12) close to second sense rain piece (9) position, first air nozzle (11) and the second air nozzle (12) are logical
Trident pipeline (15) is crossed with air pump (19) to be connected.
2. the anti-condensation Sense Rain Sensor of dynamic temperature control according to claim 1, it is characterised in that：First air nozzle
(11) diversion division (111) is equipped with, which is obliquely installed to first sense rain piece (2) direction.
3. the anti-condensation Sense Rain Sensor of dynamic temperature control according to claim 1, it is characterised in that：First air nozzle
(11) it is connected with the second air nozzle (12) by gas circuit threeway with air pump (19).
4. the anti-condensation Sense Rain Sensor of dynamic temperature control according to claim 1, it is characterised in that：First air nozzle
(11) it is arranged on first sense rain piece (2) upper end.
5. the anti-condensation Sense Rain Sensor of dynamic temperature control according to claim 1, it is characterised in that：Second air nozzle
(12) it is arranged on second sense rain piece (9) upper end.
6. the anti-condensation Sense Rain Sensor of dynamic temperature control according to claim 1, it is characterised in that：The air pump (19)
It is connected with controller (7) by conducting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721071747.1U CN207268785U (en) | 2017-08-25 | 2017-08-25 | A kind of anti-condensation Sense Rain Sensor of dynamic temperature control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721071747.1U CN207268785U (en) | 2017-08-25 | 2017-08-25 | A kind of anti-condensation Sense Rain Sensor of dynamic temperature control |
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| Publication Number | Publication Date |
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| CN207268785U true CN207268785U (en) | 2018-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721071747.1U Active CN207268785U (en) | 2017-08-25 | 2017-08-25 | A kind of anti-condensation Sense Rain Sensor of dynamic temperature control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115185018A (en) * | 2022-07-12 | 2022-10-14 | 中庆建设有限责任公司 | Road rain and snow sensing device and road rain and snow judging method |
-
2017
- 2017-08-25 CN CN201721071747.1U patent/CN207268785U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115185018A (en) * | 2022-07-12 | 2022-10-14 | 中庆建设有限责任公司 | Road rain and snow sensing device and road rain and snow judging method |
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