CN206411056U - A kind of bituminous paving, which freezes, monitors sensor - Google Patents
A kind of bituminous paving, which freezes, monitors sensor Download PDFInfo
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- CN206411056U CN206411056U CN201720088556.XU CN201720088556U CN206411056U CN 206411056 U CN206411056 U CN 206411056U CN 201720088556 U CN201720088556 U CN 201720088556U CN 206411056 U CN206411056 U CN 206411056U
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- electrode
- bituminous paving
- freezes
- monitoring sensor
- main part
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Abstract
The utility model discloses a kind of bituminous paving icing monitoring sensor, including main part and detection circuit, main part is hollow plastic cement conical cylinder, detection circuit includes being horizontally placed on the first electrode and second electrode of electrical connection in main part, electric capacity is in series between first electrode and the second electric level, first electrode has interval with second electrode and surrounds an annulus lead, detection circuit also includes the first voltage follower being sequentially connected in series with second electrode, first A/D converter, micro-control unit, and the power supply for power supply, resistance is in series between second electrode power supply.The utility model ensure that electrode and lead are not corroded, using causing the principle that resistance significantly reduces to detect sleet because moisture film is present between electrode during rainfall/snow, and all directions can be detected, accuracy rate is high, solve that sensor in the prior art is attacked by dust, surface is oxidizable, the inaccurate problem of monitoring result, it is adaptable to which bituminous paving freezes monitoring.
Description
Technical field
The utility model is related to detection technique field, more particularly to a kind of bituminous paving freezes and monitors sensor.
Background technology
Existing monitoring sensor is to have monitored whether sleet using the electric conductivity of rainwater, and the weak point of the set circuit is
Because the sensor is needed throughout the year exposed to the more severe outside work of environment, easily attacked by dust, the easy oxygen of sensor surface
Change, so that the result monitored is inaccurate, be easy to cause the erroneous judgement to sleet, and service life is extremely short.
Utility model content
The purpose of this utility model is that overcoming the deficiencies in the prior art to be frozen there is provided a kind of bituminous paving monitors sensing
Device, solves that sensor in the prior art is attacked by dust, surface is oxidizable, the inaccurate problem of monitoring result, it is adaptable to pitch
Monitoring icy on road.
The technical solution of the utility model is as follows：A kind of bituminous paving, which freezes, monitors sensor, including main part and inspection
Slowdown monitoring circuit, the main part is hollow plastic cement conical cylinder, and the detection circuit includes being horizontally placed on the main part
First electrode and second electrode in point, the first electrode are electrically connected with second electrode, the first electrode and the second electric level
Between be in series with electric capacity, the first electrode has interval with second electrode and surrounds an annulus lead, the detection circuit
Also include first voltage follower, the first A/D converter, the micro-control unit, Yi Jiyong being sequentially connected in series with the second electrode
In the power supply of power supply, it is in series with resistance between the second electrode power supply.
Further optimize as a kind of bituminous paving of the present utility model monitoring sensor that freezes, the main part is inclined
Angle is 60 degree.
Further optimize as a kind of bituminous paving of the present utility model monitoring sensor that freezes, the first electrode and the
The material of two electrodes uses 304 stainless steels.
Further optimize as a kind of bituminous paving icing monitoring sensor of the present utility model, the bituminous paving freezes
Monitoring sensor also includes being arranged at the snowfall collection vessel below the main part, and the snowfall collection vessel passes through some
Connection strap is connected with the main part, and the micro-control unit includes pcb board, be provided with the pcb board LED and
Photoreceiver, has been sequentially connected in series second voltage follower and the 2nd A/ between the photoreceiver and the micro-control unit
D converters.
Further optimize as a kind of bituminous paving icing monitoring sensor of the present utility model, the LED is set
There are several, several LEDs are spaced at the surrounding of the photoreceiver in a ring.
Further optimize as a kind of bituminous paving icing monitoring sensor of the present utility model, the photoreceiver
Enclose provided with a shading garment bag with upper opening outside.
Further optimize as a kind of bituminous paving icing monitoring sensor of the present utility model, the snowfall collection vessel
The non-reflective paint of all portion's spray blacks.
Further optimize as a kind of bituminous paving icing monitoring sensor of the present utility model, the pcb board is arranged on
It is located at the position of 10 centimeters of depth in the snowfall collection vessel.
Further optimize as a kind of bituminous paving icing monitoring sensor of the present utility model, the snowfall collection vessel
Bottom offer spilled water hole.
Further optimize as a kind of bituminous paving icing monitoring sensor of the present utility model, also set on the pcb board
It is equipped with junction block.
Compared with prior art, the beneficial effects of the utility model are：Bituminous paving of the present utility model, which freezes, to be monitored
Sensor includes main part and detection circuit, and main part is hollow plastic cement conical cylinder, and detection circuit is set including level
The first electrode and second electrode being placed in main part, first electrode are electrically connected with second electrode, first electrode and the second electricity
Electric capacity is in series between level, first electrode has interval with second electrode and surrounds an annulus lead, and the detection circuit is also
Including the first voltage follower, the first A/D converter, micro-control unit being sequentially connected in series with second electrode, and for powering
Power supply, resistance is in series between second electrode power supply.Using between electrode during rainfall/snow because moisture film exist cause resistance
The principle detection sleet significantly reduced, two electrodes set the inside of plastic cement conical cylinder, it is ensured that electrode and lead are not corroded,
And all directions can be detected, and improve accuracy rate, it is adaptable to which bituminous paving, which freezes, to be monitored.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of the bituminous paving of the utility model embodiment one icing monitoring sensor；
Fig. 2 is a kind of circuit block diagram of the bituminous paving of the utility model embodiment one icing monitoring sensor；
Fig. 3 is a kind of structural representation of the bituminous paving of the utility model embodiment two icing monitoring sensor；
Fig. 4 is a kind of circuit block diagram of the bituminous paving of the utility model embodiment two icing monitoring sensor；
Fig. 5 is the structure distribution figure of the LED of the utility model embodiment two and photoreceiver.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment one
As shown in Figure 1 and Figure 2, a kind of bituminous paving, which freezes, monitors sensor, including main part 1 and detection circuit 2, institute
Main part 1 is stated for hollow plastic cement conical cylinder, the detection circuit 2 includes first be horizontally placed in main part 1
Electrode 21 and second electrode 22, the material of the first electrode 21 and second electrode 22 use 304 stainless steels, the first electrode 21
Electrically connected with second electrode 22, be in series with electric capacity C1 between the electric level 22 of first electrode 21 and second, the first electrode 21 and the
Two electrodes 22 have interval and surround an annulus lead, and the detection circuit 2 also includes what is be sequentially connected in series with second electrode 22
First voltage follower 23, the first A/D converter 24, micro-control unit 25, and for power supply power supply 26, power supply 26
Resistance R1 is in series between second electrode 22.Using between first electrode during rainfall 21 and second electrode 22 because moisture film exist cause
The principle detection rainfall that resistance significantly reduces.
The first electrode 21 and second electrode 22, which are arranged in main part 1, can ensure that electrode and lead are not corroded.
The present embodiment, the main part 1 is hollow plastic cement conical cylinder, may be such that the rainfall of all directions can be by
Detect, improve accuracy rate, preferably, the inclination angle of the plastic cement conical cylinder be 60 degree, can quick detection rainfall, also can
The fast quick-recovery after rainfall stopping.
Embodiment two
As shown in Fig. 3, Fig. 4 and Fig. 5, a kind of bituminous paving, which freezes, monitors sensor, including main part 1 and detection circuit
2, the main part 1 is hollow plastic cement conical cylinder, and the detection circuit 2 includes being horizontally placed in main part 1
First electrode 21 and second electrode 22, first electrode 21 are electrically connected with second electrode 22, the electric level 22 of first electrode 21 and second it
Between be in series with electric capacity C1, the first electrode 21 has interval with second electrode 22 and surrounds an annulus lead, the detection
Circuit 2 also includes first voltage follower 23, the first A/D converter 24, the micro-control unit being sequentially connected in series with second electrode 22
25, and for power supply power supply 26, resistance R1 is in series between 26 and second electrode 22, the present embodiment also includes power supply
The snowfall collection vessel 3 of the lower section of main part 1 is arranged at, snowfall collection vessel 3 is connected by some connection straps 4 and main part 1
Connect, the bottom of snowfall collection vessel 3 offers spilled water hole, and the micro-control unit 25 includes setting on pcb board 251, pcb board 251
Be equipped with LED 5 and photoreceiver 6, be sequentially connected in series between photoreceiver 6 and micro-control unit 25 second voltage with
With the A/D converter 28 of device 27 and second, junction block 8 is additionally provided with the pcb board 251.
Wherein, the non-reflective paint of all portion's spray blacks of the snowfall collection vessel 3, reduces usually luminous reflectivity, according to
The characteristics of accumulated snow surface light reflection rate is big detects snowfall/accumulated snow, photoreceiver 6 when being lighted and do not lighted according to LED 5
The data difference received is as basis for estimation, to exclude ambient light interference.
The present embodiment, the LED 5 is provided with several and is spaced at the surrounding of photoreceiver 6 in a ring.
Ensure that there is certain inclination or not usually on accumulated snow surface, the reflected light of sufficient amount can enter in photoreceiver 6, with all portions
Several LEDs 5 concentrate transmitting light downwards, make the light intensity increase for being transmitted into photoreceiver 6.
Further, the outside of the photoreceiver 6 is enclosed provided with a shading garment bag 7 with upper opening.Make light
The front that quick receiver 6 receives transmitting light is outer, and remaining place is all closed with shading garment bag 7, places the side leakage light of LED 5
Influence.
During installation, the pcb board 251 can be arranged on to the lower section spilled water hole of about 10 centimeters of depth in snowfall collection vessel 3
Top, prevent itself reflected light and ambient light from influenceing.
In summary, the utility model is by the way that two electrodes to be arranged on to the inside of plastic cement conical cylinder, it is ensured that electrode
And lead is not corroded, service life is extended, causes resistance big because moisture film is present between electrode when it mainly uses rainfall/snow
The principle that width reduces detects sleet, and all directions can be detected, and accuracy rate is high, it is adaptable to which bituminous paving, which freezes, to be monitored.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, it is all in this practicality
Any modifications, equivalent substitutions and improvements made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
- The monitoring sensor 1. a kind of bituminous paving freezes, it is characterised in that：Including main part and detection circuit, the main part It is divided into hollow plastic cement conical cylinder, the detection circuit includes the first electrode being horizontally placed in the main part and the Two electrodes, the first electrode is electrically connected with second electrode, and electric capacity is in series between the first electrode and the second electric level, described First electrode has interval with second electrode and surrounds an annulus lead, and the detection circuit also includes and the second electrode The first voltage follower, the first A/D converter, the micro-control unit that are sequentially connected in series, and the power supply for power supply, the electricity Resistance is in series between the second electrode to source.
- The monitoring sensor 2. a kind of bituminous paving according to claim 1 freezes, it is characterised in that：The main part Inclination angle is 60 degree.
- The monitoring sensor 3. a kind of bituminous paving according to claim 1 freezes, it is characterised in that：The first electrode and The material of second electrode uses 304 stainless steels.
- The monitoring sensor 4. a kind of bituminous paving according to claim 1 freezes, it is characterised in that：The bituminous paving knot Ice monitoring sensor also includes being arranged at snowfall collection vessel below the main part, if the snowfall collection vessel by Involvement narrow bars are connected with the main part, and the micro-control unit includes being provided with LED on pcb board, the pcb board And photoreceiver, second voltage follower and second have been sequentially connected in series between the photoreceiver and the micro-control unit A/D converter.
- The monitoring sensor 5. a kind of bituminous paving according to claim 4 freezes, it is characterised in that：The LED Provided with several, several LEDs are spaced at the surrounding of the photoreceiver in a ring.
- The monitoring sensor 6. a kind of bituminous paving according to claim 5 freezes, it is characterised in that：The photoreceiver Outside enclose provided with one have upper opening shading garment bag.
- The monitoring sensor 7. a kind of bituminous paving according to claim 4 freezes, it is characterised in that：The snowfall, which is collected, to be held The non-reflective paint of all portion's spray blacks of device.
- The monitoring sensor 8. a kind of bituminous paving according to claim 7 freezes, it is characterised in that：The pcb board is installed It is located at the position of 10 centimeters of depth in the snowfall collection vessel.
- The monitoring sensor 9. a kind of bituminous paving according to claim 4 freezes, it is characterised in that：The snowfall, which is collected, to be held The bottom of device offers spilled water hole.
- The monitoring sensor 10. a kind of bituminous paving according to claim 4 freezes, it is characterised in that：On the pcb board also It is provided with junction block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720088556.XU CN206411056U (en) | 2017-01-20 | 2017-01-20 | A kind of bituminous paving, which freezes, monitors sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720088556.XU CN206411056U (en) | 2017-01-20 | 2017-01-20 | A kind of bituminous paving, which freezes, monitors sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206411056U true CN206411056U (en) | 2017-08-15 |
Family
ID=59555693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720088556.XU Expired - Fee Related CN206411056U (en) | 2017-01-20 | 2017-01-20 | A kind of bituminous paving, which freezes, monitors sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206411056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111226444A (en) * | 2017-11-02 | 2020-06-02 | 株式会社电装 | Ultrasonic sensor |
-
2017
- 2017-01-20 CN CN201720088556.XU patent/CN206411056U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111226444A (en) * | 2017-11-02 | 2020-06-02 | 株式会社电装 | Ultrasonic sensor |
| CN111226444B (en) * | 2017-11-02 | 2022-08-16 | 株式会社电装 | Ultrasonic sensor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20200120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |