CN212808030U - Non-contact road surface condition detection device - Google Patents
Non-contact road surface condition detection device Download PDFInfo
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- CN212808030U CN212808030U CN202021616156.XU CN202021616156U CN212808030U CN 212808030 U CN212808030 U CN 212808030U CN 202021616156 U CN202021616156 U CN 202021616156U CN 212808030 U CN212808030 U CN 212808030U
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Abstract
The utility model discloses a road surface detects technical field's a non-contact road surface situation detection device, include: MCU controller, the temperature sensor who is connected with the MCU controller still includes: the infrared detector, the infrared calibrator and the microwave sensor are connected with the MCU controller, and the infrared detector is intermittently started according to the change of time and temperature; the infrared detector and the infrared calibrator respectively include: first infrared emitter, first infrared receiver and second infrared emitter, second infrared receiver, first infrared emitter and second infrared emitter model performance are the same, first infrared receiver and second infrared receiver model performance are the same, and the mountable is on the body of rod of roadside or on the portal frame of top in the middle of the way for detect driving road surface true condition, when other objects shelter from when being detected the road surface on the road, can carry out invalid processing to the signal this moment, avoided the interference situation.
Description
Technical Field
The utility model relates to a road surface detects technical field, specifically is a non-contact road surface situation detection device.
Background
The non-contact road surface condition detector detects the road surface by using an infrared light source, is arranged on a roadside rod body and is used for detecting information such as the thickness of dry, damp, wet, frost, snow, ice, a water film, the thickness of ice and snow and the like on the road surface. The intelligent traffic guarantee network is combined with other monitoring subsystems of a high-speed management department, can realize an intelligent traffic guarantee network, and provides important basis for decisions of the highway management department on opening, closing, maintenance, guarantee and the like of a highway.
The CN201320526961.7 non-contact road detection sensing device uses two sets of infrared transmitters and infrared receivers with the same type and performance, one set is used as an infrared detector for detection, the other set is used as an infrared calibrator and is intermittently started according to the change of time and temperature to be used as a calibration detection result, when the infrared detector is used for a period of time or the temperature is too high or too low, the infrared calibrator is started to read and analyze the current infrared detection information and store the current infrared detection information as reference data, and the data information detected by the infrared detector is compared with the reference data during calibration to obtain a final detection result, so that the effect of automatic calibration is achieved, the detection result is stably output, and the long-term stable operation can be realized.
However, the existing non-contact road detection sensing devices are all installed on roadside pole bodies, the light source emitting end of the device is aligned to the detected road surface, the detected road surface can only be selected in an emergency lane or an area where no vehicle passes through, it is ensured that no object is shielded in the area to detect whether the detected road surface is shielded, and when the detected road surface is shielded, the information detected by the device cannot really reflect the road surface condition of the lane.
Based on this, the utility model designs a non-contact road surface situation detection device to solve the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a non-contact road surface situation detection device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a non-contact road surface condition detection device comprising: MCU controller, the temperature sensor who is connected with the MCU controller still includes: the infrared detector, the infrared calibrator and the microwave sensor are connected with the MCU controller, and the infrared detector is intermittently started according to the change of time and temperature; the infrared detector and the infrared calibrator respectively include: the infrared receiver comprises a first infrared transmitter, a first infrared receiver, a second infrared transmitter and a second infrared receiver, wherein the first infrared transmitter and the second infrared transmitter have the same model performance, and the first infrared receiver and the second infrared receiver have the same model performance.
Preferably, the MCU controller includes the following modules:
MCU control module, temperature detection module, infrared calibration module, microwave object detection module and RS485 communication module in signal connection with MCU control module
Preferably, the infrared detection module includes: the device comprises a first infrared transmitting module and a first infrared receiving module.
Preferably, the infrared calibration module includes: preferably, the microwave sensor is TX982 in model.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses can install on the body of rod of roadside or on the portal frame of top in the middle of the way for detect driving road surface situation, when other objects (like rubbish) shelter from on the road and are detected the road surface, can carry out invalid processing to the signal this moment, avoided the interference condition, make the utility model discloses the information that the device detected can not truly embody the road surface situation on lane.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the MCU controller of the present invention;
fig. 3 is the utility model discloses meet the vehicle and shelter from the schematic diagram that is detected the road surface.
In the drawings, the components represented by the respective reference numerals are listed below:
1. an MCU controller; 2. a temperature sensor; 3. an infrared calibrator; 31. a second infrared emitter; 32. a second infrared receiver; 4. an infrared detector; 41. a first infrared emitter; 42. a first infrared receiver; 5. a microwave inductor; 6. an MCU control module; 7. a temperature detection module; 8. an infrared calibration module; 81. a second infrared emission module; 82. a second infrared receiving module; 9. an infrared detection module; 91. a first infrared emission module; 92. a first infrared receiving module; 10. a microwave object detection module; 11. and an RS485 communication module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a non-contact road surface condition detection device comprising: MCU controller 1, the temperature sensor 2 who is connected with MCU controller 1 still includes: the infrared detector 4, the infrared calibrator 3 and the microwave sensor 5 are connected with the MCU controller 1, and the infrared detector 4 is intermittently started according to the change of time and temperature; the infrared detector 4 and the infrared calibrator 3 respectively include: the infrared receiver comprises a first infrared transmitter 41, a first infrared receiver 42, a second infrared transmitter 31 and a second infrared receiver 32, wherein the models of the first infrared transmitter 41 and the second infrared transmitter 31 are the same in performance, and the models of the first infrared receiver 42 and the second infrared receiver 32 are the same in performance.
Wherein, the MCU controller 1 comprises the following modules:
MCU control module 6, temperature detection module 7, infrared detection module 9, infrared calibration module 8, microwave object detection module 10 and RS485 communication module 11 with MCU control module 6 signal connection.
The infrared detection module 9 includes: a first infrared transmitting module 91, a first infrared receiving module 92;
the infrared calibration module 8 includes: a second infrared transmitting module 81 and a second infrared receiving module 82.
The model of the microwave sensor 5 is TX982, the microwave sensor 5 is connected with a microwave object detection module 10 through a data cable, the microwave object detection module 10 is connected to an I/O port of the MCU control module 6, the microwave sensor 5 is aligned to a detected road surface, when no object blocks the detected road surface, the microwave module records a signal at the moment as a reference, when a vehicle or other objects blocks the detected road surface, the signal detected by the microwave module is not consistent with the reference, the microwave object detection module 10 informs the MCU control module 6 to perform invalid processing on the signal read by the infrared detection module 9 at the moment, when the detected road surface is not blocked, the signal detected by the microwave module is consistent with the reference, and the microwave object detection module 10 informs the MCU control module 6 to perform analysis processing on the signal read by the infrared detection module 9 at the moment.
The specific working principle is as follows:
the utility model discloses a device is when in actual use, the mountable on the body of rod of roadside or on the portal frame of top in the middle of the way for detect the true situation in driving road surface.
Two sets of infrared transmitters and infrared receivers with the same type and performance are used, one set is used as an infrared detector 4 for detection, the other set is used as an infrared calibrator 3 and is intermittently started according to the change of time and temperature to be used as a calibration detection result, when the infrared detector 4 is used for a period of time or the temperature is too high or too low, the infrared calibrator 3 is started to read and analyze the current infrared detection information and store the current infrared detection information as reference data, and the data information detected by the infrared detector 4 is compared with the reference data during calibration to obtain a final detection result, so that the effect of automatic calibration is achieved, the detection result is stably output, and the long-term stable operation can be realized;
the MCU controller 1 is provided with a microwave object detection module 10, the microwave sensor 5 is aligned to a detected road surface, when no object shelters the detected road surface, the microwave module records a signal at the moment as a reference, when a vehicle or other objects shelter the detected road surface, the signal detected by the microwave module is not consistent with the reference, the microwave object detection module 10 informs the MCU control module 6 to perform invalid processing on the signal read by the infrared detection module 9 at the moment, when the detected road surface is not sheltered, the signal detected by the microwave module is consistent with the reference, and the microwave object detection module 10 informs the MCU control module 6 to perform analysis processing on the signal read by the infrared detection module 9 at the moment.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A non-contact road surface condition detection device comprising: MCU controller, the temperature sensor who is connected with the MCU controller, its characterized in that still includes: the infrared detector, the infrared calibrator and the microwave sensor are connected with the MCU controller, and the infrared detector is intermittently started according to the change of time and temperature; the infrared detector and the infrared calibrator respectively include: the infrared receiver comprises a first infrared transmitter, a first infrared receiver, a second infrared transmitter and a second infrared receiver, wherein the first infrared transmitter and the second infrared transmitter have the same model performance, and the first infrared receiver and the second infrared receiver have the same model performance.
2. The non-contact road surface condition detection device according to claim 1, characterized in that: the MCU controller comprises the following modules:
the device comprises an MCU control module, a temperature detection module, an infrared calibration module, a microwave object detection module and an RS485 communication module, wherein the temperature detection module, the infrared calibration module, the microwave object detection module and the RS485 communication module are in signal connection with the MCU control module.
3. The non-contact road surface condition detection device according to claim 2, characterized in that: the infrared detection module includes: the device comprises a first infrared transmitting module and a first infrared receiving module.
4. A non-contact road surface condition detecting device according to claim 3, characterized in that: the infrared calibration module includes: the second infrared transmitting module and the second infrared receiving module.
5. The non-contact road surface condition detection device according to claim 1, characterized in that: the microwave inductor is of a TX982 type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021616156.XU CN212808030U (en) | 2020-08-06 | 2020-08-06 | Non-contact road surface condition detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021616156.XU CN212808030U (en) | 2020-08-06 | 2020-08-06 | Non-contact road surface condition detection device |
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| Publication Number | Publication Date |
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| CN212808030U true CN212808030U (en) | 2021-03-26 |
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| CN202021616156.XU Active CN212808030U (en) | 2020-08-06 | 2020-08-06 | Non-contact road surface condition detection device |
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| CN (1) | CN212808030U (en) |
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