CN205861918U - A kind of road surfaces knot ice detecting device - Google Patents
A kind of road surfaces knot ice detecting device Download PDFInfo
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- CN205861918U CN205861918U CN201620252426.0U CN201620252426U CN205861918U CN 205861918 U CN205861918 U CN 205861918U CN 201620252426 U CN201620252426 U CN 201620252426U CN 205861918 U CN205861918 U CN 205861918U
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 230000008014 freezing Effects 0.000 claims description 15
- 238000007710 freezing Methods 0.000 claims description 15
- 239000000523 sample Substances 0.000 claims description 12
- 239000010409 thin film Substances 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
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Abstract
A kind of road surfaces knot ice detecting device; including temperature detecting module, Light-Echo detection module, hot-fluid icing detection module and electric capacity icing detection module; described each module is placed in protective housing, and wherein, the layer on Light-Echo detection module link road surface uses light transmissive material.Housing of the present utility model plays the effect of protection, improves service life and the stability of each detection module.Described four kinds of block combiner are a some position, at least one some position and host computer data cube computation, carry out transmission and the process of detection information, and host computer is connected with electronic display by cable, icing information is shown, to warn the passing driver of highway to slow down current.Use four modules to carry out the design of comprehensive detection, improve stability and the accuracy rate of detection.Multi-point detection can reduce detection error, and improves stability and the accuracy rate of detection.
Description
Technical field
This utility model belongs to technical field of electronic equipment, relates to road surface safety devices, freezes for a kind of road surfaces and detects
Device.
Background technology
Icing is a kind of common phenomenon.In some occasion or special industry, control icing artificially and can meet production
Need, produce economic benefit, even promote the well-being of mankind.Such as, rink, edible ice cube etc..But, other icing phenomenon can be right
The daily production of people and life cause bad impact.Such as, the icy road of highway, the icing on runway on airport, aircraft
Wing icing etc..These icing phenomenon can endanger the states such as transportation, industry, agricultural, business directly or indirectly
The various aspects of people's economy.At present, icy road and thunderstorm, strong wind, hail, snow disaster, typhoon, heavy rain, high temperature, cold wave, dense fog,
Sandstorm, totally 11 kinds of meteorologic phenomenas are classified as first burst weather disaster issuing early warning signal by China Meteorological Administration.
Process of industrialization causes current extreme weather to increase, such as, large-scale heavy rain, thunder and lightning, frost etc..Several years ago
South snow disaster is wreaked havoc, and a plurality of highway of China is closed because of icing accumulated snow, and aircraft is suspended.Relevant departments are carried out double tides
De-icing work.In recent years, highway in China builds sustainable development, road network scale expanding day, the highway of matched construction
Communicate, monitor, three big Mechatronic Systems engineerings of charging develop rapidly, and particularly preventing road monitoring system development speed is faster, main
If because this systemic effect highlights day by day, and the pavement behavior monitoring in preventing road monitoring system has with vehicle accident closely
Contact.Such as: the whole world there are about more than 100 ten thousand people every year and dies from vehicle accident, and wherein diastrous weather directly or indirectly causes
Vehicle accident accounts for the l/4 of all vehicle accidents.In China, hundred kilometers of accident rate of highway exceed more than 3 times than common road,
And developed country's highway fatal accident rate is only the 1/2-1/10 of common road.In the winter time, many times tie due to road surface
Ice, highway is forced to close, and brings the biggest inconvenience, country therefore to have lost the biggest economic interests to the trip of people.
Highway road surfaces icing detecting system is used to the system of detection and forecast Road surface appearance, owing to it is in army
Thing and the importance of civilian aspect, be constantly subjected to the attention of developed country, more due to wests such as its technical advance, the U.S.
Developed country's research in this field is constantly in leading position.The detection of icy road is abroad mainly relied on by present stage
The ice covered on road is detected by image acquisition, abroad also develops multiple freezing sensor simultaneously.Such as, echo type
Freezing sensor, differential freezing sensor, electromagnetic beam blocking type freezing sensor etc..For many years, China is always by from the 3rd
The detecting system of side's import this respect, meets the needs of all trades and professions, in order to solve this poverty-stricken situation, domestic begins one's study
Relevant detecting system icy on road.If can detect whether road surface freezes in time, so that it may take corresponding in time
Measure reduces the loss that icy road causes, and reduces the harm that road surfaces freezes.
Summary of the invention
The technical problems to be solved in the utility model is: icy on road causes vehicle accident to increase for above-mentioned, proposes
A kind of stability is high, and service life is long, the road surfaces knot ice detecting device that accuracy rate is high, feeds back the icing on Road surface in time
Situation, passes through to warn driver to slow down, and reduces the incidence rate of vehicle accident.
The technical solution of the utility model is: a kind of road surfaces knot ice detecting device, including temperature detecting module, luminous reflectance
Detection module, hot-fluid icing detection module and electric capacity icing detection module, described each module is placed in protective housing, wherein, light
The layer on reflection detection module link road surface uses light transmissive material.
Described detection device also includes that electronic display, road bar and host computer, described four kinds of block combiner are a some position,
At least one some position and host computer data cube computation, host computer outputs data to electronic display, and electronic display is arranged on road bar
On.
Described detection device also includes data storage and radio receiving transmitting module, and data storage and radio receiving transmitting module are with upper
Machine connects.Data storage and radio receiving transmitting module include memorizer and wireless transmitter, memorizer real-time storage host computer
The detection data transmitted, the remote computer that wireless transmitter monitors department by network to road transmits icy on road
Information.
Described temperature detecting module includes that silicon dielectric filter, DIE cable, environment temperature sensor and thermocouple are silica-based,
Thermocouple is silica-based to be connected by DIE cable with environment temperature sensor, and silicon thermocouple is silica-based relative with dielectric filter position.
Described Light-Echo detection module includes launching fiber device, receives fiber device and photic zone, photic zone link road
Surface is also generally aligned in the same plane with road surfaces, and photic zone is a flat glass, and launching fiber device is launched red towards photic zone
Outer light, receives fiber device for receiving reflection and the infrared light of heat radiation.
Described hot-fluid icing detection module includes thermoresistance layer, the first temperature probe and the second temperature probe, thermoresistance layer, first
Temperature probe and the second temperature probe composition heat flow transducer.
Described electric capacity icing detection module includes that condenser type freezing sensor, condenser type freezing sensor include common electrical
Pole, groove, detecting electrode and drive electrode, using thin film as the public electrode of condenser type freezing sensor, described thin film
For diffusion silicon layer, thin film is bonded to groove with static bonding process together with, groove is closed as capacitance gap, is provided with in groove
Two concentric square-shaped electrode, center is drive electrode, peripheral three-back-shaped for detecting electrode.
Described temperature detecting module, Light-Echo detection module, hot-fluid icing detection module and electric capacity icing detection module
Being threaded connection with respective housing, four housings are threaded connection to respective base, are embedded at road table by base
Face.
Housing of the present utility model plays the effect of protection, improves service life and the stability of each detection module.Temperature
Degree detection module, Light-Echo detection module, hot-fluid icing detection module, electric capacity icing detection module are by cable with host computer even
Connect, carry out transmission and the process of detection information.Host computer is connected with electronic display by cable, icing information is demonstrated
Come, to warn the passing driver of highway to slow down current.This utility model is provided with four detection modules, uses temperature detecting module to enter
Row icing anticipation, further according to Light-Echo detection module infrared light reflection receive numerical value, hot-fluid icing detection module hot-fluid close
Degree, the information change of capacitance of electric capacity icing detection module, judge road surfaces icing conditions exactly.This employing four
Module carries out the design of comprehensive detection, improves stability and the accuracy rate of detection.Further, for reducing detection error, and
Improving stability and the accuracy rate of detection, arrange multiple spot detection, four, each point position module feedback information is effectively converged by host computer
After total process, road surfaces ice condition is reflected in electronic display, passes through to warn driver to slow down, reduce vehicle accident
Incidence rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of road surfaces of present invention knot ice detecting device.
Fig. 2 is the structural representation of temperature detecting module.
Fig. 3 is the structural representation of Light-Echo detection module.
Fig. 4 is the structural representation of hot-fluid icing detection module.
Fig. 5 is the structural representation of electric capacity icing detection module.
Fig. 6 is the distribution schematic diagram of multi-point detection.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out the most complete
Ground describes.
Such as Fig. 1, for realizing function above, this utility model includes temperature detecting module 6, Light-Echo detection module 7, hot-fluid
Icing detection module 8 and electric capacity icing detection module 9, described each module is placed in protective housing 4, wherein, Light-Echo detection mould
The layer on block 7 link road surface 3 uses light transmissive material.Housing plays the effect of protection, and each module arranges and is arranged on road surfaces, satisfies the need
The ice condition on surface detects.Further, this utility model detection device also include electronic display 1, road bar 2 and on
Position machine 11, described four kinds of block combiner are a some position, at least one some position and host computer 11 data cube computation, as shown in Figure 6, on
Position machine 11 outputs data to electronic display 1, and electronic display 1 is arranged on road bar 2.This utility model uses four modules to enter
The method of row comprehensive detection, improves stability and the accuracy rate of detection, simultaneously for reducing detection error, arranges many spot checks altogether
Surveying, four, each point position module feedback information is by, after the effective aggregation process of host computer 11, reflecting electricity by road surfaces ice condition
On sub-display screen 1, pass through to warn driver to slow down, reduce the incidence rate of vehicle accident.
Below four detection modules of the present utility model are illustrated.
Such as Fig. 2, temperature detecting module 6 includes silicon dielectric filter 12, DIE cable 13, environment temperature sensor 14 and heat
Galvanic couple silica-based 15, thermocouple silica-based 15 is connected by DIE cable 13 with environment temperature sensor 14, silicon thermocouple silica-based 15 and Jie
Matter optical filter 12 position is relative.According to the numerical value of temperature sensor, temperature detecting module 6 judges whether road surfaces freezes.
Such as Fig. 3, Light-Echo detection module 7 includes launching fiber device 19, receives fiber device 18 and photic zone 16, printing opacity
Layer 16 link road surface 3 are also generally aligned in the same plane with road surfaces 3, and photic zone 16 is a flat glass, launching fiber device 19
Launch infrared light towards photic zone 16, receive fiber device 18 for receiving reflection and the infrared light of scattering.Launching fiber device
19, the space received between fiber device 18 and photic zone 16 constitutes optical channel 17, and photic zone 16 namely glass are not tied
During ice, the infrared light that launching fiber device 19 is launched all enters air through glass end face, receives fiber device 18 and receives not
To any infrared light；When there being icing on glass, the part infrared light that launching fiber device 19 sends due to by ice sheet scattering and
Reflect and received by receiving fiber device 18.Received the power of the infrared light that fiber device 18 receives by detection, reach inspection
Survey the purpose frozen.
Such as Fig. 4, hot-fluid icing detection module 8 includes thermoresistance layer the 20, first temperature probe 21 and the second temperature probe 22, heat
Resistance layer the 20, first temperature probe 21 and the second temperature probe 22 form heat flow transducer.The operation principle of module is by analyzing
Flow through the change of body surface hot-fluid to distinguish the contaminant that body surface exists, such as frost, ice, non-ice stream body etc., when there being hot-fluid
During by heat flow transducer, the thermoresistance layer 20 of sensor creates thermograde, can be obtained by according to Fourier's law
By the heat flow density of sensor, specifically it is calculated as prior art, is described below: heat flow density is also referred to as heat flux, typically use q table
Show, be defined as: in the unit interval, by the heat on object unit cross-sectional area.If hot-fluid direction vector is to hang down with isothermal level
Straight:
Q=dQ/ds=-λ dT/dX
In formula: q is heat flow density；DQ is by small area in isothermal level, the heat that dS flows through；DT/dX be vertical with
The thermograde in isothermal level direction；λ is the heat conductivity of material；If two isothermal levels that temperature is T with T+ Δ T are parallel:
Q=-λ Δ T/ Δ X
In formula: Δ T is the temperature difference of two isothermal levels；Δ X is the distance between two isothermal levels.
Only it is to be understood that thickness deltat X of thermoresistance layer, heat conductivity λ, by temperature difference T that measures it is known that the heat passed through
Current density.
Hot-fluid icing detection module 8 of the present utility model is the icing detection method device of a kind of surface type, i.e. works as sensing
When device surface has ice sheet, the heat flow density change being compared road surfaces by calculating indicates road surfaces icing amount situation.Its
In, the tightness degree that heat flow transducer is pasted with measured object, the stabilization time of hot-fluid there is is the biggest impact.Paste the tightest
Close, stable the fastest, measured deviation is the least；Otherwise, measured deviation is the biggest.Therefore, during the use of heat flow transducer, use up
Amount ensures that testee can closely be pasted by heat flow transducer, so could reduce the measurement time, improves certainty of measurement.
Such as Fig. 5, electric capacity icing detection module 9 includes that condenser type freezing sensor, condenser type freezing sensor include public
Electrode 25, groove 26, detecting electrode 23 and drive electrode 24, using thin film as the public electrode of condenser type freezing sensor
25, described thin film is diffusion silicon layer, thin film is bonded to groove 26 with static bonding process together with, groove 26 is closed as electric capacity
Gap, is provided with two concentric square-shaped electrode in groove 26, center is drive electrode 24, peripheral three-back-shaped for detecting electrode 23.
Electric capacity icing detection module 9 detects with condenser type freezing sensor, adds electrostatic, then between drive electrode 24 and public electrode 25
Deformation of thin membrane, the electric capacity between detecting electrode 23 and public electrode 25 is referred to as detecting electric capacity.When having icing on thin film, freeze and increase
Film stiffness, makes deformation of thin membrane amount reduce, and the distance between detection electric capacity two electrode increases, and detection electric capacity reduces.By inspection
The reduction amount surveying electric capacity determines icing thickness.
Preferably, for extending four detection modules and the service life of host computer 11, they are installed
Under the road surfaces of road bar 2 bar side, reduce and lose because vehicle rolls the instrument life that road surfaces causes.
In use of the present utility model, the freezing temperature critical numerical value of temperature detecting module 6, Light-Echo detection module 7
Infrared light reflection receives icing critical numerical value, the heat flow density change critical numerical value of hot-fluid icing detection module 8, electric capacity icing inspection
Survey the capacitance variations critical numerical value of module 9, be required to be measured by many experiments in the icy road moment, be used for setting judgement threshold
Value.
Such as Fig. 6, the distribution schematic diagram detected for multi-point of the present utility model.The detection data transmission of multiple some positions is supreme
Position machine 11, host computer 11 carries out comprehensive analysis processing, and data after treatment are resent to data storage and radio receiving transmitting module
27 carry out data storage and upload, and carry out the information of Multiple Sections as being uploaded to base station and collect and analysis etc..Multi-point short distance number
Infrared communication technique (IrDA) can be used according to transmission, human eye the infrared transmission information can't see, use the connection of point-to-point
Mode, launches, receives and have directivity, have that volume is little, low in energy consumption, easy to connect, easy to use, data transmission interference is few,
The features such as speed is fast, with low cost.
Data storage and radio receiving transmitting module 27 include memorizer and wireless transmitter.Memorizer real-time storage is upper
The detection data that machine transmits, the base station remote computer transmission path of department monitored by wireless transmitter by network to road
Face icing information.Wherein, AT45DB041 chip selected by memorizer, and this chip possesses: read or write speed is fast, capacity is big, peripheral circuit
The plurality of advantages such as device is simple, and power consumption is the lowest.Data in AT45DB041 are deposited by page, host and have page 2048,
Every page has again 264Byte, so total capacity reaches 528K byte (about 4M bit).It is big with caching two that AT45DB041 possesses main memory
Memory space, leaves the data in main memory under power-down conditions in and will not lose data, and having two capacity in AT45DB04 is 264
The data buffer storage space of byte, caching read-write is convenient rapid and read or write speed is fast, can be used to as hosting and outside number
According to buffer area during exchange, it is also possible to be used for storing some provisional data, the shortcoming used as temporary memory space
It is to lose the data in caching under power-down conditions.Wireless transmitter uses GPRS DTU to carry out data transmission, GPRS
DTU is a kind of Internet of Things wireless data terminal, utilizes public carrier network GPRS network to provide the user wireless distance number
According to transfer function.GPRS DTU have make full use of existing network, resource utilization high, all the time online, transfer rate is high, money
Take the features such as reasonable, use high performance technical grade 8/16/32 bit walk processor and technical grade wireless module, it is achieved data are fast
Speed transfer function.
This utility model arranges multiple spot detection, and each point position carries out comprehensive detection by four modules, and wherein four modules are anti-
After feedforward information is effectively analyzed and processed by host computer, road surfaces ice condition is reflected in electronic display, detection can be reduced
Error, and improve stability and the accuracy rate of detection.
Claims (7)
1. a road surfaces knot ice detecting device, is characterized in that including temperature detecting module (6), Light-Echo detection module (7), heat
Stream icing detection module (8) and electric capacity icing detection module (9), described each module is placed in protective housing (4), and wherein, light is anti-
The layer penetrating detection module (7) link road surface (3) uses light transmissive material；Described detection device also includes electronic display (1), road
Bar (2) and host computer (11), described four kinds of block combiner are a some position, and at least one some position is with host computer (11) data even
Connecing, host computer (11) outputs data to electronic display (1), and electronic display (1) is arranged on road bar (2).
A kind of road surfaces knot ice detecting device the most according to claim 1, is characterized in that described detection device also includes number
According to storage and radio receiving transmitting module (27), data storage and radio receiving transmitting module (27) are connected with host computer (11).
A kind of road surfaces knot ice detecting device the most according to claim 1, is characterized in that described temperature detecting module (6) is wrapped
Including silicon dielectric filter (12), DIE cable (13), environment temperature sensor (14) and thermocouple silica-based (15), thermocouple is silica-based
(15) it is connected by DIE cable (13) with environment temperature sensor (14), silicon thermocouple silica-based (15) and dielectric filter (12)
Position is relative.
A kind of road surfaces knot ice detecting device the most according to claim 1, is characterized in that described Light-Echo detection module (7)
Including launching fiber device (19), receive fiber device (18) and photic zone (16), photic zone (16) link road surface (3) and with
Road surfaces (3) is generally aligned in the same plane, and photic zone (16) is a flat glass, and launching fiber device (19) is towards photic zone (16)
Launch infrared light, receive fiber device (18) for receiving reflection and the infrared light of heat radiation.
A kind of road surfaces knot ice detecting device the most according to claim 1, is characterized in that described hot-fluid icing detection module
(8) thermoresistance layer (20), the first temperature probe (21) and the second temperature probe (22), thermoresistance layer (20), the first temperature probe are included
(21) and the second temperature probe (22) composition heat flow transducer.
A kind of road surfaces knot ice detecting device the most according to claim 1, is characterized in that described electric capacity icing detection module
(9) include that condenser type freezing sensor, condenser type freezing sensor include public electrode (25), groove (26), detecting electrode
(23) and drive electrode (24), using thin film as the public electrode (25) of condenser type freezing sensor, described thin film is for expanding
Dissipate silicon layer, thin film is bonded to groove (26) with static bonding process together with, groove (26) is closed as capacitance gap, groove
(26) inner being provided with two concentric square-shaped electrode, center is drive electrode (24), peripheral three-back-shaped for detecting electrode (23).
A kind of road surfaces knot ice detecting device the most according to claim 1, is characterized in that described temperature detecting module
(6), Light-Echo detection module (7), hot-fluid icing detection module (8) and electric capacity icing detection module (9) and respective housing (4)
Being threaded connection, four housings (4) are threaded connection to respective base (5), are embedded at road surfaces by base.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252426.0U CN205861918U (en) | 2016-03-29 | 2016-03-29 | A kind of road surfaces knot ice detecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620252426.0U CN205861918U (en) | 2016-03-29 | 2016-03-29 | A kind of road surfaces knot ice detecting device |
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| Publication Number | Publication Date |
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| CN205861918U true CN205861918U (en) | 2017-01-04 |
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ID=57642978
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| CN201620252426.0U Expired - Fee Related CN205861918U (en) | 2016-03-29 | 2016-03-29 | A kind of road surfaces knot ice detecting device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007362A (en) * | 2019-04-22 | 2019-07-12 | 哈尔滨工业大学 | The method that ice and snow detection sensor protects sleeve and carries out line layout using it |
| CN110517444A (en) * | 2019-09-06 | 2019-11-29 | 河南和汇仪器设备有限公司 | A kind of urban road icing source of early warning |
| CN110530417A (en) * | 2019-02-22 | 2019-12-03 | 昆明大蚯蚓科技有限公司 | Detecting and controlling system and method, detection control apparatus |
| CN113219057A (en) * | 2021-05-12 | 2021-08-06 | 铁科检测有限公司 | Automatic detection device for filling layer of high-speed railway track slab |
-
2016
- 2016-03-29 CN CN201620252426.0U patent/CN205861918U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530417A (en) * | 2019-02-22 | 2019-12-03 | 昆明大蚯蚓科技有限公司 | Detecting and controlling system and method, detection control apparatus |
| CN110007362A (en) * | 2019-04-22 | 2019-07-12 | 哈尔滨工业大学 | The method that ice and snow detection sensor protects sleeve and carries out line layout using it |
| CN110517444A (en) * | 2019-09-06 | 2019-11-29 | 河南和汇仪器设备有限公司 | A kind of urban road icing source of early warning |
| CN113219057A (en) * | 2021-05-12 | 2021-08-06 | 铁科检测有限公司 | Automatic detection device for filling layer of high-speed railway track slab |
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