CN206152815U - Measure simulation of actual ambient air key element and survey control box - Google Patents
Measure simulation of actual ambient air key element and survey control box Download PDFInfo
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- CN206152815U CN206152815U CN201620872755.5U CN201620872755U CN206152815U CN 206152815 U CN206152815 U CN 206152815U CN 201620872755 U CN201620872755 U CN 201620872755U CN 206152815 U CN206152815 U CN 206152815U
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- electric fan
- solenoid valve
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Abstract
The utility model provides a measure simulation of actual ambient air key element and survey control box belongs to meteorological detection technology field, and its technical scheme is: make the outer gas environment of incasement keep unanimous, gaseous key element sensor embeds in observation box, and sensor measurements's data have just reflected the gaseous data of the outer actual environment of case. Its characterized in that simulation in addition surveys the control box, the simulation observes the control box comprise inner box and dustcoat, and the dustcoat is a flute profile casing, and flute profile housing cover is at the top surface and the both sides face of inner box, gaseous exchange device, sensor and controller have been installed to the inner box, and gaseous exchange device includes electric fan, air solenoid valve and exhaust solenoid valve, and the inner box upper right corner has set up air solenoid valve, and the electric fan has been installed to inner box left side lower part, and the electric fan leads to with the outside environmental facies of inner box, and the electric fan is connected to the exhaust solenoid valve, and sensor and controller are fixed at the inner box, and the interface of controller is connected with electric fan, air solenoid valve and exhaust solenoid valve respectively. The effective improvement of this technical scheme has data quality and the data usability that the atmosphere was observed now, lengthens the working life of gaseous key element sensor by a wide margin.
Description
Technical field
The utility model proposes a kind of analogue observation control cabinet of measurement actual environment air key element belong to meteorological detection
Field.Observation control cabinet is suitable to observe meteorological element with sensor.
Background technology
At present, collection of the meteorological department to the gas key element such as PM2.5, anion and carbon dioxide is surveyed with sensor
Amount, sensing data connects the central location of data processing by holding wire.In existing observation-well network framework, gas
Essential sensor working environment is that, in outdoor, sensor in the course of the work, senses according to certain time interval and detects
PM2.5, negative ion concentration, gas concentration lwevel of ambient gas etc., and the Gas observation key element of detection is converted to into digital letter
Number or analog signal, being sent to the central location of acquisition system carries out computing, in the hope of the aerosol concentration in surrounding air, negative
Ion concentration, oxygen content etc., are that ecological meteorological research and tourism trip are guided and provide data supporting.As can be seen here, Gas observation
The detection environment of essential sensor and working life, directly influence the quality of ecological observation.From the point of view of current observation benefit,
The data of Gas observation key element are not high using rate, and the quality of data and availability of data are relatively low.Its reason is mainly：On the one hand, it is existing
The installation of capable Gas observation essential sensor is all to be directly placed at outdoor, is exposed to the sun and rain, and salt fog corrodes, and greatly shortens work
Life-span；On the other hand, because the inlet channel of Gas observation essential sensor is directly exposed in air, through prolonged fortune
Row is extremely easily stained with grieshoch causes data acquisition accuracy, have impact on observation quality, and prolonged continuous operation causes
Sensor fault rate is higher, causes returns of investment low.Therefore, extend the working life of composition of air sensor, improve detection
The availability of data and the degree of accuracy become the technological difficulties to be captured.For this purpose, relevant departments spend a large amount of human and material resources, from changing
Enter the aspects such as sensor installation environment, timing controlled working sensor time and launch research.
The content of the invention
The purpose to be realized of the utility model is significantly to extend the working life of gas essential sensor, is effectively improved
The quality of data and availability of data of existing atmospheric seeing.
The technical solution of the utility model is such：Change the environment of the outdoor work of gas essential sensor, sensor
It is built in observation case, and is consistent the gaseous environment inside and outside case.
A kind of observation control cabinet of measurement actual environment air key element includes sensor, controller, electric fan and magnetic valve；Its
Also analogue observation control cabinet is characterised by, the analogue observation control cabinet is made up of interior case and outer cover, outer cover is a flute profile
Housing, trough-shaped housing cover is fixed on the top surface of interior case and two sides, and the interior case is mounted with gas exchange device, sensor and control
Device processed, the gas exchange device includes electric fan, air inlet electromagnetic valve and exhaust solenoid valve, and the interior case upper right corner is provided with air inlet electromagnetism
Valve, its blow vent is communicated with interior case external environment condition, and interior case lower left quarter is mounted with electric fan, and electric fan is communicated with interior case external environment condition, row
Pneumoelectric magnet valve blow vent connects electric fan, and sensor and controller are fixed on interior case, the electrical interface of controller respectively with electric fan, air inlet
The electrical interface connection of magnetic valve and exhaust solenoid valve.
A kind of analogue observation control cabinet of above-mentioned measurement actual environment composition of air, described entering, arrange battery valve is single
To inlet and outlet battery valve.
The inlet and outlet battery valve is adopted and is electrically connected in series.
A kind of analogue observation control cabinet of above-mentioned measurement actual environment composition of air, described inlet and outlet magnetic valve
Passage is respectively provided with screen pack.
Air is fully consistent with extraneous air to keep in observation control cabinet for gas exchange device of the present utility model, enter,
Exhaust air outlet adds screen pack and strictly controls the composition of air sensor work such as oxygen content, PM2.5, carbon dioxide and anion
Make the cleanliness factor of environment, improve the availability of data.The top and left and right side of internal box has outer cover to protect, and plays sunshade
The effect kept off the rain, improves the protection to sensor.
Description of the drawings
Fig. 1 is the front view for observing control cabinet；
Fig. 2 is observation control cabinet internal structure schematic diagram；
Fig. 3 is observation control cabinet left view；
Fig. 4 is observation control cabinet upward view；
Fig. 5 gas detection data contrast tables.
Specific embodiment
Now the technical program is illustrated with a specific example, Fig. 1-4 shows the mutual pass of each parts of observation control cabinet
System, analogue observation control cabinet is made up of interior case 1 and outer cover 2, and outer cover is a trough-shaped housing, and trough-shaped housing cover is fixed on interior case
Top surface and two sides, interior case is arranged on support 9, and the interior case is mounted with gas exchange device, sensor and controller, gas
Switch includes electric fan 3, air inlet electromagnetic valve 4 and exhaust solenoid valve 5, and the interior case upper right corner is provided with air inlet electromagnetic valve, enters battery
The air inlet of valve 4 installs screen pack 8 additional.Interior case lower left quarter is mounted with electric fan, and electric fan is communicated with interior case external environment condition, and exhaust solenoid valve leads to
Gas port connects electric fan, and sensor 6 and controller 7 are fixed on interior case, the electrical interface of controller respectively with electric fan, air inlet electromagnetic valve and
The electrical interface connection of exhaust solenoid valve, all cables are placed in case in wire casing.Controller is performed or stopped according to the order for receiving
Stop the work into, row's battery valve, electric fan and air essential sensor etc., while monitoring the operation shape of electric fan and battery valve
State.Described entering, arrange battery valve is unidirectionally to enter, arrange battery valve.
Specifically the technical parameter of equipment is：The closed type of low voltage starting is unidirectionally entered, arranges battery valve, 1 writing brush aperture, 25mm streams
Metering-orifice footpath, bears 0 ~ 1.0MPa pressure.Enter, arrange battery valve tandem working, enter, arrange in the realization of battery valve Collaborative Control hardware circuit
Case and the circulation and isolation of ambient air outside medium, meet the throughput demand of case inner air and outer air exchange.The characteristic ginseng of electric fan
Number is as follows：Power 6.12W, rotating speed 4000RPM, air quantity 1.32m3/min.Electric fan is mainly responsible for pumping, realizes the gas outside case in case
Body is exchanged.
Using analogue observation control cabinet of the present utility model, Jing is tested repeatedly, can effectively extend the work longevity of sensor
Life and raising detection data quality.
The gas detection data contrast table of analogue observation control cabinet and external actual environment（Fig. 3）, can from upper table
Go out, closely, data error is within allowed band for detection data of the PM2.5 sensors inside and outside case.
Claims (1)
1. a kind of analogue observation control cabinet of measurement actual environment air key element, including sensor, controller, electric fan and electromagnetism
Valve；It is characterized in that also analogue observation control cabinet, the analogue observation control cabinet is made up of interior case and outer cover, and outer cover is one
Trough-shaped housing, trough-shaped housing covers on the top surface of interior case and two sides, and the interior case is mounted with gas exchange device, sensor and control
Device processed, the gas exchange device includes electric fan, air inlet electromagnetic valve and exhaust solenoid valve, and the interior case upper right corner is provided with air inlet electromagnetism
Valve, interior case lower left quarter is mounted with electric fan, and electric fan is communicated with interior case external environment condition, and exhaust solenoid valve connects electric fan, sensor and control
Device processed is fixed on interior case, and the interface of controller is connected respectively with electric fan, air inlet electromagnetic valve and exhaust solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620872755.5U CN206152815U (en) | 2016-08-12 | 2016-08-12 | Measure simulation of actual ambient air key element and survey control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620872755.5U CN206152815U (en) | 2016-08-12 | 2016-08-12 | Measure simulation of actual ambient air key element and survey control box |
Publications (1)
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| CN206152815U true CN206152815U (en) | 2017-05-10 |
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| CN201620872755.5U Active CN206152815U (en) | 2016-08-12 | 2016-08-12 | Measure simulation of actual ambient air key element and survey control box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121711A (en) * | 2017-05-11 | 2017-09-01 | 昆明理工大学 | A kind of meteorological real-time monitoring device of packaged type freeway traffic |
-
2016
- 2016-08-12 CN CN201620872755.5U patent/CN206152815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107121711A (en) * | 2017-05-11 | 2017-09-01 | 昆明理工大学 | A kind of meteorological real-time monitoring device of packaged type freeway traffic |
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