CN216348839U - Accurate highway ice-condensation early warning system - Google Patents

Accurate highway ice-condensation early warning system Download PDF

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Publication number
CN216348839U
CN216348839U CN202123013856.7U CN202123013856U CN216348839U CN 216348839 U CN216348839 U CN 216348839U CN 202123013856 U CN202123013856 U CN 202123013856U CN 216348839 U CN216348839 U CN 216348839U
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early warning
ntc
thermometer
accurate
barometer
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吴迪
黄婷
康可心
左永国
宋超
蒙磊
牟星宇
陆瑜
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Guizhou Transportation Planning Survey and Design Academe Co Ltd
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Guizhou Transportation Planning Survey and Design Academe Co Ltd
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Abstract

The utility model discloses an accurate expressway ice-condensation early warning system in the technical field of road monitoring, which comprises a meteorological detector and a road sensor, wherein the meteorological detector is electrically connected with the road sensor through a lead, the meteorological detector comprises a Doppler 24G radar rain gauge, an electrothermal pile solar total radiometer, a lightning counter, an ultrasonic anemorumbometer, an MEMS capacitive barometer, an NTC thermometer capacitive hygrometer, a solar radiation prevention cover, a fan and a base. This kind of accurate highway ice early warning system that congeals measures relative humidity through capacitanc sensor element, uses accurate negative temperature coefficient components and parts to measure temperature, adopts each raindrop of 24GHz Doppler radar perception, each snowflake to measure precipitation or snowfall, calculates precipitation volume and precipitation intensity through the landing speed and the size of raindrop (snowflake).

Description

Accurate highway ice-condensation early warning system
Technical Field
The utility model belongs to the technical field of road monitoring, and particularly relates to an accurate freeway ice condensation early warning system.
Background
The integrated meteorological station can measure temperature, humidity, atmospheric pressure, wind speed, wind direction, precipitation intensity and precipitation type, and the existing integrated meteorological station can not accurately capture the road surface condition and has certain errors. Therefore, the relative humidity is measured through a capacitive sensor element, the air temperature is measured by using an accurate negative temperature coefficient element, precipitation or snowfall is measured by adopting each raindrop and each snowflake sensed by a 24GHz Doppler radar, and the precipitation amount and precipitation intensity are calculated according to the falling speed and size of raindrops (snowflakes).
Therefore, the relative humidity is measured through a capacitive sensor element, the air temperature is measured by using an accurate negative temperature coefficient element, precipitation or snowfall is measured by adopting each raindrop and each snowflake sensed by a 24GHz Doppler radar, and the precipitation amount and precipitation intensity are calculated according to the falling speed and size of raindrops (snowflakes).
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an accurate expressway ice early warning system, which aims to solve the problems that the expressway ice early warning system provided by the background technology measures relative humidity through a capacitive sensor element, measures air temperature by using an accurate negative temperature coefficient element, measures precipitation or snow by adopting each raindrop and each snowflake sensed by a 24GHz Doppler radar, and calculates precipitation amount and precipitation intensity through the falling speed and the size of raindrops (snowflakes).
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an accurate highway early warning system that freezes, includes meteorological detector and pavement sensor, meteorological detector and pavement sensor pass through wire electric connection, meteorological detector includes Doppler 24G radar hyetometer, electric heat heap sun total radiometer, lightning counter, ultrasonic wave anemorumbometer, MEMS capacitance barometer, NTC thermometer capacitance hygrometer, prevents solar radiation cover, fan and base.
Preferably, the fan is located at the upper end of the base, the NTC thermometer capacitance type hygrometer is located at the upper end of the fan, and the solar radiation prevention cover is sleeved on the outer surface of the NTC thermometer capacitance type hygrometer.
Preferably, the one end fixed connection of fan is in the upper end of base, the other end fixed connection of fan is in the bottom of NTC thermometer capacitance type hygrometer, the one end of preventing the solar radiation cover passes through screw thread fixed connection in the upper end of base, prevent that the solar radiation cover cup joints at the surface of NTC thermometer capacitance type hygrometer.
Preferably, the MEMS capacitive barometer is positioned at the upper end of the NTC thermometer capacitive hygrometer, and the ultrasonic anemorumbometer is positioned at the upper end of the MEMS capacitive barometer.
Preferably, the upper end edge of the NTC thermometer capacitance type hygrometer is fixedly connected with a first fixed shaft, one end of the first fixed shaft is fixedly connected to the bottom end of the MEMS capacitance type barometer in a welding mode, and the number of the first fixed shafts is four.
Preferably, the lightning counter is positioned at the upper end of the MEMS capacitive barometer, the Doppler 24G radar rain gauge is positioned at the center of the lightning counter, and the electrothermal stack total solar radiometer is positioned at one side edge of the lightning counter.
Preferably, the upper end of MEMS capacitive barometer welded fastening is connected with the second fixed axle, the upper end welded fastening of second fixed axle is connected with the lightning counter, the quantity of second fixed axle has four, the upper end center fixedly connected with Doppler 24G radar hyetometer of lightning counter, the upper end one side fixedly connected with electrothermal stack solar total radiometer of lightning counter.
Preferably, the road surface sensor comprises a first metal and a second metal, and the first metal and the second metal are electrically connected through an external power supply.
Compared with the prior art, the utility model has the beneficial effects that:
1. this kind of accurate highway ice early warning system that congeals measures relative humidity through capacitanc sensor element, uses accurate negative temperature coefficient components and parts to measure temperature, adopts each raindrop of 24GHz Doppler radar perception, each snowflake to measure precipitation or snowfall, calculates precipitation volume and precipitation intensity through the landing speed and the size of raindrop (snowflake).
2. This kind of accurate highway congeals ice early warning system through having developed a formula of buryying sensor of real-time detection road surface congeals ice situation specially, and this sensor cools off through peltier effect component, can monitor the change of sensor surface temperature in succession, and highway grows up longitudinal slope congeals ice early warning system accessible sensor perception road surface congeals the ice point, and rethread gas image information integrated analysis reachs the result, foresees behind the time that the road surface freezes, issues early warning information.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side schematic view of the present invention;
FIG. 3 is a schematic structural diagram of the fan shown in FIG. 1 according to the present invention;
FIG. 4 is a schematic structural view of the ultrasonic anemoscope of FIG. 1 according to the present invention;
fig. 5 is a schematic circuit diagram of the pavement sensor of fig. 1 according to the present invention.
In the figure: 1. a weather detector; 2. a road surface sensor; 3. a Doppler 24G radar rain gauge; 4. an electrothermal stack solar total radiometer; 5. a lightning counter; 6. an ultrasonic anemoscope; 7. a MEMS capacitive barometer; 8. an NTC thermometer capacitance type hygrometer; 9. a solar radiation shield; 10. a fan; 11. a base; 12. a first fixed shaft; 13. a second fixed shaft; 14. a first metal; 15. a second metal.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an accurate highway early warning system that freezes, includes meteorological detector 1 and pavement sensor 2, and meteorological detector 1 and pavement sensor 2 pass through wire electric connection, and meteorological detector 1 includes Doppler 24G radar hyetometer 3, and electric heat heap total solar radiometer 4, lightning counter 5, ultrasonic wave anemorumbometer 6, MEMS capacitance barometer 7, NTC thermometer capacitance hygrometer 8, solar radiation cover 9, fan 10 and base 11 are prevented.
In the present embodiment, the relative humidity is measured by a capacitive sensor element; the temperature is measured by using an accurate negative temperature coefficient component, each rain point sensed by a Doppler 24G radar rain gauge 3 and each snowflake measure precipitation or snowfall, the precipitation amount and the precipitation intensity are calculated according to the falling speed and the size of the raindrop snowflake, so that the measurement is more accurate, the occurrence of monitoring errors is avoided, meanwhile, the information of a road surface state, the road surface temperature, the freezing point temperature, the water film thickness, the salt concentration, the friction coefficient and the like can be collected by an embedded road surface sensor 2, the road surface state is measured by the road surface sensor 2 through a radar detection technology, and due to the fact that the densities of various substances of ice, snow and frost are different, the strength of echo waves is different, the conductivity is detected, the freezing point temperature is calculated, meanwhile, the measurement results of the road surface temperature, the humidity, the conductivity and the like are combined, the collected information is secondarily confirmed, and the information is more accurate.
Specifically, the fan 10 is located at the upper end of the base 11, the NTC thermometer capacitance type hygrometer 8 is located at the upper end of the fan 10, and the solar radiation prevention cover 9 is sleeved on the outer surface of the NTC thermometer capacitance type hygrometer 8.
In this embodiment, the fan 10 can play a role in cooling, and the solar radiation prevention cover 9 can protect the NTC thermometer capacitance type hygrometer 8, so that sunlight is prevented from directly shining, and the service life of the element is prolonged.
Specifically, one end fixed connection of fan 10 is in the upper end of base 11, and the other end fixed connection of fan 10 is in the bottom of NTC thermometer capacitance type hygrometer 8, and the one end of preventing solar radiation cover 9 passes through screw thread fixed connection in the upper end of base 11, prevents that solar radiation cover 9 cup joints the surface at NTC thermometer capacitance type hygrometer 8.
In this embodiment, make whole component more stable, the convenient dismantlement of while is changed.
Specifically, the MEMS capacitive barometer 7 is located at the upper end of the NTC thermometer capacitive hygrometer 8, and the ultrasonic anemorumbometer 6 is located at the upper end of the MEMS capacitive barometer 7.
In this embodiment, the ultrasonic anemorumbometer 6 can be used for measuring the wind direction and the wind speed on the road and collecting information in time.
Specifically, the upper end edge of the NTC thermometer capacitance type hygrometer 8 is fixedly connected with a first fixed shaft 12, one end of the first fixed shaft 12 is fixedly connected to the bottom end of the MEMS capacitance type barometer 7 in a welding manner, and the number of the first fixed shafts 12 is four.
In this embodiment, the first fixing shaft 12 makes the MEMS capacitive barometer 7 more stably fixed.
Specifically, the lightning counter 5 is positioned at the upper end of the MEMS capacitive barometer 7, the Doppler 24G radar rain gauge 3 is positioned at the center of the lightning counter 5, and the thermopile solar total radiometer 4 is positioned at one side edge of the lightning counter 5.
In the present embodiment, the doppler 24G radar rain gauge 3 is in direct contact with the lightning counter 5.
Specifically, the upper end of the MEMS capacitive barometer 7 is fixedly connected with a second fixing shaft 13 in a welding mode, the upper end of the second fixing shaft 13 is fixedly connected with a lightning counter 5 in a welding mode, the number of the second fixing shafts 13 is four, the upper end center of the lightning counter 5 is fixedly connected with a Doppler 24G radar rain gauge 3, and one side of the upper end of the lightning counter 5 is fixedly connected with an electrothermal stack solar total radiometer 4.
In this embodiment, the lightning counter 5 is indirectly contacted with the MEMS capacitive barometer 7 through the second fixing shaft 13, and the second fixing shaft 13 can fix the lightning counter 5 better to avoid falling off.
Specifically, the road surface sensor 2 includes a first metal 14 and a second metal 15, and the first metal 14 and the second metal 15 are electrically connected through an external power supply.
In the embodiment, the embedded road surface sensor 2 for detecting the ice condensation condition of the road surface in real time is specially developed, the road surface sensor 2 is cooled by a Peltier effect element formed by the first metal 14 and the second metal 15, the change of the surface temperature of the road surface sensor 2 can be continuously monitored, the long and long longitudinal slope ice condensation early warning system of the expressway can sense the ice condensation point of the road surface through the sensor, the result is obtained through comprehensive analysis of meteorological information, and the early warning information is issued after the time of icing of the road surface is predicted
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an accurate highway icing early warning system, includes meteorological detector (1) and pavement sensor (2), its characterized in that: meteorological detector (1) and pavement sensor (2) pass through wire electric connection, meteorological detector (1) includes Doppler 24G radar rain gauge (3), electric pile solar total radiometer (4), lightning counter (5), ultrasonic wave anemorumbometer (6), MEMS capacitance barometer (7), NTC thermometer capacitance hygrometer (8), solar radiation prevention cover (9), fan (10) and base (11).
2. The accurate early warning system of highway ice condensation according to claim 1, wherein: the fan (10) is located the upper end of base (11), NTC thermometer capacitance type hygrometer (8) is located the upper end of fan (10), prevent that solar radiation cover (9) cup joints the surface at NTC thermometer capacitance type hygrometer (8).
3. The accurate early warning system of the ice on the expressway of claim 2, wherein: the one end fixed connection of fan (10) is in the upper end of base (11), the other end fixed connection of fan (10) is in the bottom of NTC thermometer capacitance type hygrometer (8), prevent that the one end of solar radiation cover (9) passes through screw thread fixed connection in the upper end of base (11), prevent that solar radiation cover (9) cup joints the surface at NTC thermometer capacitance type hygrometer (8).
4. The accurate early warning system of highway ice condensation according to claim 1, wherein: the MEMS capacitive barometer (7) is located at the upper end of an NTC thermometer capacitive hygrometer (8), and the ultrasonic anemorumbometer (6) is located at the upper end of the MEMS capacitive barometer (7).
5. The accurate early warning system of ice accretion on a highway according to claim 4, wherein: the edge of the upper end of the NTC thermometer capacitance type hygrometer (8) is fixedly connected with a first fixing shaft (12), one end of the first fixing shaft (12) is fixedly connected to the bottom end of the MEMS capacitance type barometer (7) in a welding mode, and the number of the first fixing shafts (12) is four.
6. The accurate early warning system of highway ice condensation according to claim 1, wherein: the lightning counter (5) is located at the upper end of the MEMS capacitive barometer (7), the Doppler 24G radar rain gauge (3) is located in the center of the lightning counter (5), and the electrothermal pile solar total radiometer (4) is located on the edge of one side of the lightning counter (5).
7. The accurate early warning system of ice accretion on a highway according to claim 6, wherein: the upper end welded fastening of MEMS capacitive barometer (7) is connected with second fixed axle (13), the upper end welded fastening of second fixed axle (13) is connected with lightning counter (5), the quantity of second fixed axle (13) has four, the upper end center fixedly connected with Doppler 24G radar hyetometer (3) of lightning counter (5), the upper end one side fixedly connected with electric heat heap solar total radiometer (4) of lightning counter (5).
8. The accurate early warning system of highway ice condensation according to claim 1, wherein: the road surface sensor (2) comprises a first metal (14) and a second metal (15), and the first metal (14) and the second metal (15) are electrically connected through an external power supply.
CN202123013856.7U 2021-12-02 2021-12-02 Accurate highway ice-condensation early warning system Active CN216348839U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123013856.7U CN216348839U (en) 2021-12-02 2021-12-02 Accurate highway ice-condensation early warning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123013856.7U CN216348839U (en) 2021-12-02 2021-12-02 Accurate highway ice-condensation early warning system

Publications (1)

Publication Number Publication Date
CN216348839U true CN216348839U (en) 2022-04-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123013856.7U Active CN216348839U (en) 2021-12-02 2021-12-02 Accurate highway ice-condensation early warning system

Country Status (1)

Country Link
CN (1) CN216348839U (en)

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