CN111462526A - Road warning device - Google Patents
Road warning device Download PDFInfo
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- CN111462526A CN111462526A CN201910054334.XA CN201910054334A CN111462526A CN 111462526 A CN111462526 A CN 111462526A CN 201910054334 A CN201910054334 A CN 201910054334A CN 111462526 A CN111462526 A CN 111462526A
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- warning
- road
- vehicle
- solar panel
- module
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F11/00—Road engineering aspects of Embedding pads or other sensitive devices in paving or other road surfaces, e.g. traffic detectors, vehicle-operated pressure-sensitive actuators, devices for monitoring atmospheric or road conditions
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
- E01F9/553—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
- E01F9/559—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members illuminated
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention provides a road warning device, which is arranged at a road intersection, a plurality of sensing areas and a plurality of warning areas are respectively arranged at the road intersection, after a vehicle running on the road reaches the sensing areas, a vehicle warning is carried out at the other warning area of the road intersecting with the running direction of the vehicle, the road warning device comprises a plurality of vehicle detector modules arranged in the sensing areas and a plurality of warning lamp modules arranged in the warning areas, a single vehicle detector module is provided with at least one sensing device for detecting the passing of the vehicle, the vehicle detector module utilizes a wireless transceiving module to transmit a trigger signal to the warning lamp module of the warning area of the road intersecting with the running direction of the vehicle for receiving, the trigger signal drives a light-emitting piece to act to generate a warning light so as to remind a passer-by to meet at the road intersection, so as to achieve the purpose of preventing traffic accidents.
Description
Technical Field
The invention relates to a road warning device, in particular to a road warning device which is arranged at a road intersection, wherein the road intersection is respectively provided with a plurality of sensing areas and a plurality of warning areas, and after a vehicle driving on the road reaches the sensing areas, the vehicle warning is carried out in the other warning area of the road intersecting with the driving direction of the vehicle, so as to achieve the purpose of preventing traffic accidents.
Background
The traffic safety is a project that each government wants to improve, especially aiming at a crossroad or a multiple crossroad, the traffic control is carried out only by using traffic signs of traffic lights, and the occurrence of traffic accidents still cannot be prevented, so that some auxiliary traffic equipment is still needed to reduce the accident occurrence rate except the traffic lights, and the existing auxiliary traffic equipment without the traffic lights is an area with poor sight lines, such as the crossroad or a corner of a roadway and the like, and a pedestrian or a vehicle driver can be noticed when seeing other vehicles in the mirror or the pedestrian gradually approaches the crossroad in the advancing process. By means of the reflected image of the wide-angle reflector arranged in front of the corner of the intersection, the site condition of the corner shielded by the sight can be observed in advance, so that the purpose of road safety is achieved.
However, the wide-angle reflectors installed at intersections at present are often affected by dust or splashed water when vehicles pass through, the mirror surfaces are often dirty and difficult to identify reflected images, so that the utility of the wide-angle reflectors is greatly reduced. Furthermore, the wide-angle reflector also has the problem of the viewing angle of the viewer, that is, when the viewing angle may be inclined, the driver may not prevent accidents by grabbing the wrong meeting space or the people-vehicle space, so the existing traffic assisting equipment still has many disadvantages and needs to be improved by the business.
Disclosure of Invention
The invention aims to: the utility model provides a road warning device solves the above-mentioned technical problem who exists among the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a road warning device, sets up on the intersection of road, is equipped with a plurality of sensing regions and a plurality of warning district respectively at this intersection, after a vehicle that traveles in the road arrived this sensing region, will do a car warning in this warning district of another intersection road with this vehicle direction of travel, and this a plurality of sensing regions and this a plurality of warning district correspondence are provided with road warning device, its characterized in that includes:
the vehicle detector module is electrically connected with a sensing device, and the sensing device transmits a trigger signal after sensing the pressing weight of the vehicle; the second accommodating groove is provided with a first wireless transceiving module, and the first wireless transceiving module receives the trigger signal and transmits the trigger signal to the outside; an upper cover and the base are fixedly assembled to form a closed structure; and
the vehicle detector module comprises a plurality of warning light modules, a single vehicle detector module and a plurality of wireless transceiver modules, wherein the warning light modules are arranged in the warning areas, the single vehicle detector module is provided with a seat body, a first cavity, at least one second cavity and a support frame arranged on the second cavity are arranged in the seat body, the second cavity is provided with a second wireless transceiver module, and the second wireless transceiver module receives the trigger signal transmitted by the first wireless transceiver module of the warning area on the road crossing the vehicle running direction; the second wireless transceiver module receives the trigger signal to trigger the light-emitting piece to emit light, and the light-emitting piece provides warning for meeting on a road crossing the vehicle in the driving direction; and a housing and the base are fixedly assembled to form a closed structure.
The road warning device, wherein: the first containing groove of the plurality of vehicle detector modules contains a first rechargeable battery, a first solar panel is arranged above the first rechargeable battery, the first solar panel converts light energy into electric energy and then charges the first rechargeable battery, at least one first protection piece and a first waterproof piece are arranged between the upper cover and the first solar panel, the first waterproof piece is provided with at least one first opening, the first opening is used for the first protection piece to be attached or embedded, the first protection piece is arranged above the first solar panel, the upper cover is provided with at least one second opening, and the second opening is correspondingly arranged above the first opening.
The road warning device, wherein: the first cavities of the plurality of warning light modules contain a second rechargeable battery, a second solar panel is arranged above the second rechargeable battery, the second solar panel converts light energy into electric energy and then charges the second rechargeable battery, three second protection pieces and a second waterproof piece are arranged between the shell and the second solar panel, the second waterproof piece is provided with three first openings, the three first openings are used for the three second protection pieces to be attached or embedded, the three second protection pieces are arranged above the second solar panel and the two light emitting pieces, the shell is provided with three second openings, and the three second openings are correspondingly arranged above the three first openings.
The road warning device, wherein: the sensing device is a roller sensor, a radar detection sensor, or a weight sensor.
The utility model provides a road warning device, sets up on the intersection of road, is equipped with a plurality of sensing regions, a plurality of warning areas and a plurality of signal intensification district respectively at this intersection, after a vehicle that traveles on the road arrived this sensing region, will do a car warning in this warning area of another intersection road with this vehicle direction of travel, and this a plurality of sensing regions, this a plurality of warning areas and this a plurality of signal intensification district correspondence are provided with road warning device, its characterized in that includes:
the vehicle detector module is electrically connected with a sensing device, and the sensing device transmits a trigger signal after sensing the pressing weight of the vehicle; the second accommodating groove is provided with a first wireless transceiving module, and the first wireless transceiving module receives the trigger signal and transmits the trigger signal to the outside; an upper cover and the base are fixedly assembled to form a closed structure;
the signal processing device comprises a plurality of signal strengthening areas, a plurality of main controller signal modules and a control circuit board, wherein the plurality of signal strengthening areas are arranged in the single main controller signal module; the reinforced trigger signal is transmitted to the outside by virtue of the third wireless transceiver module; a cover plate and the seat plate are fixedly assembled to form a closed structure;
the plurality of warning light modules are arranged in the plurality of warning areas, the single warning light module is provided with a seat body, the seat body is provided with a first cavity, at least one second cavity and a support frame arranged on the second cavity, the second cavity is provided with a second wireless transceiver module, and the second wireless transceiver module receives the strengthening trigger signal transmitted by the third wireless transceiver module of the signal strengthening area of the road crossing the vehicle running direction; the second wireless transceiver module receives the strengthened trigger signal to trigger the light-emitting piece to emit light, and the light-emitting piece provides a warning that the meeting is carried out on a road crossing the vehicle running direction; and a housing and the base are fixedly assembled to form a closed structure.
The road warning device, wherein: the first containing groove of the plurality of vehicle detector modules contains a first rechargeable battery, a first solar panel is arranged above the first rechargeable battery, the first solar panel converts light energy into electric energy and then charges the first rechargeable battery, at least one first protection piece and a first waterproof piece are arranged between the upper cover and the first solar panel, the first waterproof piece is provided with at least one first opening, the first opening is used for the first protection piece to be attached or embedded, the first protection piece is arranged above the first solar panel, the upper cover is provided with at least one second opening, and the second opening is correspondingly arranged above the first opening.
The road warning device, wherein: the first cavities of the plurality of warning light modules contain a second rechargeable battery, a second solar panel is arranged above the second rechargeable battery, the second solar panel converts light energy into electric energy and then charges the second rechargeable battery, at least one second protection piece and a second waterproof piece are arranged between the shell and the second solar panel, the second waterproof piece is provided with at least one first opening, the first opening is used for the second protection piece to be attached or embedded, the second protection piece is arranged above the second solar panel and the two light emitting pieces, the shell is provided with at least one second opening, and the second opening is correspondingly arranged above the first opening.
The road warning device, wherein: the first containing part of the plurality of master controller signal modules is provided with a third charging battery, a third solar panel is arranged above the third charging battery, the third solar panel converts light energy into electric energy and then charges the third charging battery, at least one third protection piece and a third water prevention piece are arranged between the cover plate and the third solar panel, the third water prevention piece is provided with at least one first window, the first window is used for the third protection piece to be attached or embedded, the third protection piece is arranged above the third solar panel and the control circuit board, the cover plate is provided with at least one second window, and the second window is correspondingly arranged above the first window.
The road warning device, wherein: the upper cover surface of the vehicle detector module is provided with a plurality of first convex ribs; the surface of the shell of the warning light module is provided with a plurality of second convex ribs; and the cover plate surface of the main controller signal module is provided with a plurality of third convex ribs.
The road warning device, wherein: the sensing device is a roller sensor, a radar detection sensor, or a weight sensor.
The main advantage of the present invention is to provide a road warning device, which is installed at the intersection of roads, wherein the intersection is respectively installed with a plurality of sensing areas and a plurality of warning areas, after a vehicle driving on the road reaches the sensing areas, the other warning area crossing the road in the driving direction of the vehicle will warn for a meeting, the road warning device comprises a plurality of vehicle detector modules installed in the sensing areas and a plurality of warning lamp modules installed in the warning areas, a single vehicle detector module is installed with at least one sensing device to detect the passing of the vehicle, and the vehicle detector module transmits a trigger signal to the warning area crossing the road in the driving direction of the vehicle by using a wireless transceiver module for receiving, the trigger signal drives a light emitting component to act to generate a warning light to remind the vehicle-meeting at the intersection, so as to achieve the purpose of preventing traffic accidents.
A secondary advantage of the present invention is to provide a road warning device, which is disposed at an intersection of roads, wherein the intersection is respectively provided with a plurality of sensing areas, a plurality of warning areas and a plurality of signal-enhancing areas, after a vehicle traveling on the road reaches the sensing areas, the warning areas of another road crossing the traveling direction of the vehicle will warn for a meeting, and the sensing areas, the warning areas and the signal-enhancing areas are correspondingly provided with road warning devices, so as to prevent traffic accidents.
Drawings
Fig. 1 is a view showing a road warning device buried at an intersection according to a first embodiment of the present invention.
Fig. 2 is a diagram illustrating a second embodiment of the road warning device of the present invention buried at an intersection.
Fig. 3 is a perspective view of a vehicle detector module according to a first embodiment of the invention.
Fig. 4 is a three-dimensional exploded structural view of a vehicle detector module according to a first embodiment of the invention.
Fig. 5 is a structural view of a vehicle detector module according to a first embodiment of the present invention embedded in a road.
Fig. 6 is a perspective view of a vehicle detector module according to a second embodiment of the invention.
Fig. 7 is a perspective exploded structural view of a second embodiment of the vehicle detector module of the present invention.
Fig. 8 is a perspective view of a vehicle detector module according to a third embodiment of the invention.
Fig. 9 is a three-dimensional exploded structural view of a third embodiment of the vehicle detector module of the present invention.
Fig. 10 is a structural view of a vehicle detector module according to a third embodiment of the present invention embedded in a road.
Fig. 11 is a three-dimensional appearance structure diagram of the warning light module of the present invention.
Fig. 12 is a three-dimensional exploded structural view of the warning light module of the present invention.
Fig. 13 is a perspective view of a signal module of a master controller according to the present invention.
Fig. 14 is a three-dimensional exploded structural view of a master signal module according to the present invention.
Description of reference numerals: a1 — first sensing zone; a2 — first alert zone; a3 — first signal enhancement zone; b1 — second sensing zone; b2-second warning area; b3 — second signal enhancement region; c1-third sensing zone; c2-third warning zone; d1-fourth sensing zone; d2-fourth alert zone; 1-a vehicle detector module; 11-a base; 111-a first receiving groove; 112-a second receiving groove; 113-a fixation hole; 12-a first rechargeable battery; 13-a first solar panel; 14-a sensing device; 141-a wheel sensor; 1411-rollers; 1412-shaft lever; 1413-shaft cylinder; 1414-a magnetic element; 1415-a magnetic sensing element; 1416-chip removal ditch; 142-a radar detection sensor; 143-a weight sensor; 15-a first radio transceiver module; 16-a first guard; 17-a first waterproof; 171-a first opening; 18-upper cover; 181-second opening; 182-a first rib; 183-first through aperture; 19-a fixing member; 2-warning light module; 21-a seat body; 211-a first cavity; 212-a second cavity; 213-holding frame; 214-a fixation hole; 22-a second rechargeable battery; 23-a second solar panel; 24-a second radio transceiver module; 25-a light emitting member; 26-a second protection; 27-a second waterproof; 271-a first opening; 28-a housing; 281 — second opening; 282-a second rib; 283-a second through aperture; 29-a fixing member; 3-a master controller signal module; 31-a seat plate; 311-a first receptacle; 312-a second receptacle; 313-a third locus of containment; 314-a fixation hole; 32-a third rechargeable battery; 33-a third solar panel; 34-a third wireless transceiving module; 35-a control circuit board; 36-a third protection; 37-a third waterproof piece; 371 — a first window; 38-cover plate; 381-second window; 382-a third rib; 383-a third through aperture; 39-fixing element.
Detailed Description
Referring to fig. 1 and 3 to 14, the road warning device of the present invention is disposed at an intersection of roads, the intersection is respectively provided with a plurality of sensing regions (including a first sensing region a1, a second sensing region B1, a third sensing region C1 and a fourth sensing region D1) and a plurality of warning regions (including a first warning region a2, a second warning region B2, a third warning region C2 and a fourth warning region D2), when a vehicle traveling on a road reaches the sensing regions (for example, the first warning region a1), the warning regions (for example, the third warning region C2 and the fourth warning region D2) on another road crossing the vehicle traveling direction will be a vehicle, and the plurality of warning sensing regions (a1, B1, C1 and D1) and the plurality of warning regions (a2, B2, C2 and D2) are correspondingly provided with the following road warning devices:
a plurality of vehicle detector modules 1 are disposed in the plurality of sensing regions (a1, B1, C1, and D1), a single vehicle detector module 1 has a base 11, the base 11 has a first receiving cavity 111 and a second receiving cavity 112, the first receiving cavity 111 receives a first rechargeable battery 12, a first solar panel 13 is disposed above the first rechargeable battery 12, the first solar panel 13 converts light energy into electric energy to charge the first rechargeable battery 12, of course, the skilled artisan can also use underground ac cables (not shown) laid under roads as power sources, the underground ac cable is electrically connected to the vehicle detector module 1 through a cable (not shown), and then converts ac power into dc power through a transformer (not shown) to supply power to the electronic components inside the vehicle detector module 1 or charge the first rechargeable battery 12; the vehicle detector module 1 is electrically connected to a sensing device 14 through a cable, the sensing device 14 is electrically connected to the first rechargeable battery 12, and the sensing device 14 transmits a trigger signal after sensing the weight of the vehicle pressed down; the second receiving slot accommodates a first wireless transceiving module 15, the first wireless transceiving module 15 is electrically connected with the first rechargeable battery 12 and the sensing device 14, and the first wireless transceiving module 15 receives the trigger signal and transmits the trigger signal to the outside; a top cover 18 and the base 11 are fixedly assembled to form a closed structure, and the plurality of first through holes 183 of the top cover 18 are fixed in the plurality of fixing holes 113 of the base 11 by the plurality of fasteners 19 after penetrating through the plurality of first through holes, so as to form the fixed structure of the top cover 18 and the base 11.
The plurality of vehicle detector modules 1 are provided with at least one first protection member 16 and a first waterproof member 17 between the upper cover 18 and the first solar panel 13, the first waterproof member 17 is provided with at least one first opening 171, the first opening 171 is used for the first protection member 16 to be attached or embedded, the first protection member 16 is arranged above the first solar panel 13 and at least one sensing device 14, the upper cover 18 is provided with at least one second opening 181, and the second opening 181 is correspondingly arranged above the first opening 171. The first protective member 16 is made of explosion-proof glass, and the first waterproof member 17 is made of a waterproof pad.
A plurality of warning light modules 2 are disposed in the plurality of warning areas (A2, B2, C2 and D2), a single warning light module 2 has a base 21, the base body 21 has a first cavity 211, at least one second cavity 212, and a supporting frame 213 disposed on the second cavity 212, the first cavity 211 accommodates a second rechargeable battery 22, a second solar panel 23 is disposed above the second rechargeable battery 22, the second solar panel 23 converts the light energy into electric energy to charge the second rechargeable battery 22, of course, the skilled artisan can also use the underground AC cable laid under the road as the power source, the underground alternating current cable is electrically connected with the warning lamp module 2 through a cable, and then converts alternating current into direct current through a transformer so as to supply power to electronic parts in the warning lamp module 2 or charge the second rechargeable battery 22; the second cavity 212 accommodates a second wireless transceiver module 24, the second wireless transceiver module 24 is electrically connected to the second rechargeable battery 22, and the second wireless transceiver module 24 receives the trigger signal transmitted by the first wireless transceiver module 15 in the warning area (for example, fig. 1 discloses a third warning area C2 and a fourth warning area D2) of the road crossing the vehicle driving direction; at least one light emitting element 25 is disposed on the abutting frame 213 of the second cavity 212, the second wireless transceiver module 24 receives the trigger signal to trigger the light emitting element 25 to emit light, the light emitting element 25 provides a warning that the crossing road with the vehicle driving direction will meet the vehicle, and the light emitting element 25 is automatically turned off by program control at a predetermined time, wherein the predetermined time is 2 seconds to 10 seconds; a housing 28 and the base 21 are fixedly assembled to form a closed structure, and the second through holes 283 of the housing 28 are fixed in the fixing holes 214 of the base 21 by the fasteners 29, so as to form a fixing structure of the housing and the base. The light emitting element 25 is composed of a light emitting diode (led) lamp set, but the invention is not limited thereto, and any device (such as a buzzer or other lamps) capable of emitting light or sound for warning can replace the light emitting element 25 of the invention for warning, and the invention is within the protection scope of the invention.
The warning light modules 2 are provided with three second protecting members 26 and a second waterproof member 27 between the housing 28 and the second solar panel 23, the second waterproof member 27 has three first openings 271, the three first openings 271 are used for the three second protecting members 26 to be attached or embedded, the three second protecting members 26 are disposed above the second solar panel 23 and the two light emitting members 25, the housing 28 has three second openings 281, and the three second openings 281 are correspondingly disposed above the three first openings 271. The second protection member 26 is made of explosion-proof glass, and the second waterproof member 27 is made of a waterproof gasket.
The upper cover 18 of the vehicle detector module 1 has a plurality of first ribs 182 on its surface; the surface of the housing 28 of the warning light module 2 is provided with a plurality of second ribs 282.
The communication interface of the first wireless transceiver module 15 and the second wireless transceiver module 24 is one of Bluetooth (Bluetooth), Radio Frequency (RF), Wi-Fi, and mobile communication (mobile communications).
Referring to fig. 1, when a vehicle passes through a first sensing region a1, a sensing device 14 of a vehicle detector module 1 disposed in the first sensing region a1 detects that a pedestrian or a vehicle passes by to generate a trigger signal. The vehicle detector module 1 of the first sensing area a1 transmits a trigger signal to the warning light module 2 of the warning area (the third warning area C2 and the fourth warning area D2) of the road crossing the vehicle traveling direction by using the first wireless transceiving module 15 to receive the trigger signal, and the trigger signal drives a light emitting element to act to generate a warning light to remind a road user that the vehicle is about to meet at the intersection, so as to achieve the purpose of preventing traffic accidents.
The preferred implementation devices of the sensing device 14 are a roller sensor 141, a radar detection sensor 142, or a weight sensor 143, all of which can detect the passing of a pedestrian or a vehicle to generate a trigger signal, and thus are embodiments protected by the present invention, the roller sensor 141 of the first embodiment operates according to the principle that when a pedestrian or a vehicle drives the roller 1411 to rotate, a shaft 1412 disposed at two ends of the roller 1411 is inserted into a two-shaft cylinder 1413, at least one magnetic element (e.g., a magnet made of neodymium-iron-boron material) is disposed inside the two-shaft cylinder 1412, at least one magnetic sensing element (e.g., a hall element) is disposed inside the two-shaft cylinder 1413, when the shaft 1412 rotates, the magnetic sensing element 1415 inside the shaft cylinder 1413 senses the change of the magnetic field to generate an output voltage, the output voltage can be used as a trigger signal, and the roller 1411 is provided with a plurality of debris removal grooves 1416, the debris discharge grooves 1416 are continuous, and when sand or other foreign matter adheres to the surface of the roller 1411, the sand or foreign matter can be discharged by the rolling inertia force of the roller 1411, thereby reducing the failure rate of the roller sensor 141.
The radar detection sensor 142 of the second embodiment of the sensing device 14 continuously emits a radar wave that reflects back to the radar detection sensor 142 upon encountering a vehicle (e.g., a vehicle passing through the first sensing region a1 as shown in fig. a) and transmits a trigger signal.
The first structure of the weight sensor 143 of the third embodiment of the sensing device 14 is a metal carrier (not shown) with an arc-shaped protruding ground and an elastic structure, a magnetic element (e.g., a magnet made of neodymium-iron-boron material) is attached to the bottom of the metal carrier, a circuit board (not shown) is disposed under the metal carrier, and a magnetic sensing element (e.g., a hall element) is disposed on the circuit board. After the vehicle passes through the magnetic induction element, the metal loader returns to the original position, the magnetic induction element senses the weakening of the magnetic field and stops outputting voltage, and the output of the output voltage is cut off.
In view of the above, the second weight sensor 143 is a wagon balance, which is a conventional device, and the working principle of the wagon balance is only described, when a pedestrian or a vehicle rolls on a carrier of the wagon balance, the weight is transmitted to a weight sensor through the carrier under the action of gravity, so that the elastic body of the weight sensor is deformed, the strain gauge attached to the elastic body is out of balance, an electronic signal proportional to the weight value is output, and the electronic signal is amplified by a linear amplifier and then converted into the trigger signal through analog/digital conversion (a/D). It is understood that other mechanisms or electronic devices that generate the trigger signal when the weight is depressed by the weight stress can be used by those skilled in the art as the embodiment of the weight sensor 143, and the invention is also within the scope of the present invention.
Referring to fig. 2 to 14, the road warning device of the present invention is disposed at an intersection of roads, a plurality of sensing areas (including a first sensing area A1, a second sensing area B1, a third sensing area C1 and a fourth sensing area D1), a plurality of warning areas (including a first warning area A2, a second warning area B2, a third warning area C2 and a fourth warning area D2) and a plurality of signal intensifying areas (including a first signal intensifying area A3 and a second signal intensifying area B3) are respectively arranged at the intersection, after a vehicle running on the road reaches the sensing areas (for example, the first sensing area A1), the warning zones (e.g. the third warning zone C2 and the fourth warning zone D2) on the other road crossing the driving direction of the vehicle will be a car warning, road warning devices are correspondingly arranged on the plurality of sensing areas (A1, B1, C1 and D1), the plurality of warning areas (A2, B2, C2 and D2) and the plurality of signal enhancement areas (A3 and B3).
A plurality of vehicle detector modules 1 are disposed in the plurality of sensing regions (a1, B1, C1, and D1), a single vehicle detector module 1 has a base 11, the base has a first receiving slot 111 and a second receiving slot 112, the first receiving slot 111 receives a first rechargeable battery 12, a first solar panel 13 is disposed above the first rechargeable battery 12, the first solar panel 13 converts light energy into electric energy to charge the first rechargeable battery 12, of course, the skilled artisan can also use the underground AC cable laid under the road as the power source, the underground ac cable is electrically connected to the vehicle detector module 1 through a cable, and then converts ac power into dc power through a transformer to supply power to the electronic components inside the vehicle detector module 1 or charge the first rechargeable battery 12; the vehicle detector module 1 is electrically connected to a sensing device 14 through a cable, the sensing device 14 is electrically connected to the first rechargeable battery 12, and the sensing device 14 transmits a trigger signal after sensing that a vehicle passes; the second receiving slot accommodates a first wireless transceiving module 15, the first wireless transceiving module 15 is electrically connected with the first rechargeable battery 12 and the sensing device 14, and the first wireless transceiving module 15 receives the trigger signal and transmits the trigger signal to the outside; a top cover 18 and the base 11 are fixedly assembled to form a closed structure, and the plurality of first through holes 183 of the top cover 18 are fixed in the plurality of fixing holes 113 of the base 11 by the plurality of fasteners 19 after penetrating through the plurality of first through holes, so as to form the fixed structure of the top cover 18 and the base 11.
The plurality of vehicle detector modules 1 are provided with at least one first protection member 16 and a first waterproof member 17 between the upper cover 18 and the first solar panel 13, the first waterproof member 17 is provided with at least one first opening 171, the first opening 171 is used for the first protection member 16 to be attached or embedded, the first protection member 16 is arranged above the first solar panel 13 and at least one sensing device 14, the upper cover 18 is provided with at least one second opening 181, and the second opening 181 is correspondingly arranged above the first opening 171. The first protective member 16 is made of explosion-proof glass, and the first waterproof member 17 is made of a waterproof pad.
A plurality of master signal modules 3 are disposed in the plurality of signal enhancement regions (A3 and B3), a single master signal module 3 has a seat plate 31, the seat plate 31 has a first accommodating portion 311, a second accommodating portion 312 and a third accommodating portion 313, the first accommodating portion 311 accommodates a third rechargeable battery 32, a third solar panel 33 is disposed above the third rechargeable battery 32, the third solar panel 33 converts light energy into electric energy to charge the third rechargeable battery 32, of course, the skilled artisan can also use the underground AC cable laid under the road as the power source, the underground alternating current cable is electrically connected with the master controller signal module 3 through a cable, and then converts alternating current into direct current through a transformer so as to supply power to electronic parts inside the master controller signal module 3 or charge the third rechargeable battery 32; the second accommodating portion 312 accommodates a third wireless transceiver module 34, the third wireless transceiver module 34 is electrically connected to the third rechargeable battery 32, the third accommodating portion 313 accommodates a control circuit board 35, the control circuit board 35 is electrically connected to the third rechargeable battery 32 and the third wireless transceiver module 34, the third wireless transceiver module 34 (the present invention takes the main control signal module 3 disposed in the first signal enhancement area a3 disclosed in fig. 2 as an example) receives the trigger signal transmitted by the first wireless transceiver module 15 and transmits the trigger signal to the control circuit board 35, and the control circuit board 35 performs signal processing to output a enhanced trigger signal; the enhanced trigger signal is transmitted to the outside by the third wireless transceiver module 34; a cover plate 38 and the seat plate 31 are fixedly assembled to form a closed structure, and the plurality of third through holes 383 of the cover plate 38 are fixed in the plurality of fixing holes 314 of the seat plate 31 by the plurality of fasteners 39 after penetrating through the plurality of third through holes 383, so as to form a fixed structure of the cover plate 38 and the seat plate 31.
The plurality of main controller signal modules 3 are provided with two third protection members 36 and a third water prevention member 37 between the cover plate 38 and the third solar panel 33, the third water prevention member 37 has three first windows 371, the three first windows 371 are used for the two third protection members to be attached or embedded, the two third protection members are arranged above the third solar panel and the control circuit board, the cover plate has two second windows, and the two second windows are correspondingly arranged above two of the three first windows. The first protective member 16 is made of explosion-proof glass, and the first waterproof member 17 is made of a waterproof pad.
A plurality of warning light modules 2 are disposed in the plurality of warning areas (A2, B2, C2 and D2), a single warning light module 2 has a base 21, the base 21 has a first cavity 211, at least one second cavity 212, and a supporting frame disposed on the second cavity 212, the first cavity 212 accommodates a second rechargeable battery 22, a second solar panel 23 is disposed above the second rechargeable battery 22, the second solar panel 23 converts the light energy into electric energy to charge the second rechargeable battery 22, of course, the skilled artisan can also use the underground AC cable laid under the road as the power source, the underground alternating current cable is electrically connected with the warning lamp module 2 through a cable, and then converts alternating current into direct current through a transformer so as to supply power to electronic parts in the warning lamp module 2 or charge the second rechargeable battery 22; the second cavity 212 accommodates a second wireless transceiver module 24, the second wireless transceiver module 24 is electrically connected to the second rechargeable battery 22, and the second wireless transceiver module 24 (the third warning area C2 disclosed in the first B and the warning light module 2 disposed in the fourth warning area D2 are taken as examples) receives the enhanced trigger signal transmitted by the third wireless transceiver module 34 of the signal enhanced area (the master signal module 3 disposed in the first signal enhanced area A3 disclosed in fig. 2 is taken as an example) of the crossing road along the traveling direction of the vehicle; at least one light emitting element 25 is disposed on the abutting frame 213 of the second cavity 212, the second wireless transceiver module 24 receives the enhanced trigger signal to trigger the light emitting element 25 to emit light, the light emitting element 25 provides a warning that the crossing road with the vehicle driving direction will meet the vehicle, and the light emitting element 25 is automatically turned off by program control at a predetermined time, wherein the predetermined time is 2 seconds to 10 seconds; a housing 28 and the base 21 are fixedly assembled to form a closed structure, and the second through holes 283 of the housing 28 are fixed in the fixing holes 214 of the base 21 by the fasteners 29, so as to form a fixing structure of the housing 28 and the base 21. The illuminating member 25 is formed of a light emitting diode lamp set.
The warning light modules 2 are provided with three second protecting members 26 and a second waterproof member 27 between the housing 28 and the second solar panel 23, the second waterproof member 27 has three first openings 271, the three first openings 271 are used for the three second protecting members 26 to be attached or embedded, the three second protecting members 26 are disposed above the second solar panel 23 and the two light emitting members 25, the housing 28 has three second openings 281, and the three second openings 281 are correspondingly disposed above the three first openings 271. The second protection member 26 is made of explosion-proof glass, and the second waterproof member 27 is made of a waterproof gasket.
The upper cover 18 of the vehicle detector module 1 has a plurality of first ribs 182 on its surface; the surface of the housing 28 of the warning light module 2 is provided with a plurality of second ribs 282; and a plurality of third ribs 382 are disposed on the surface of the cover plate 38 of the main controller signal module 3.
The communication interfaces of the first wireless transceiver module 15, the second wireless transceiver module 24 and the third wireless transceiver module 34 are one of bluetooth, radio frequency, Wi-Fi and mobile communication.
Referring to fig. 2, when a vehicle passes through the first sensing region a1, the sensing device 14 of the vehicle detector module 1 disposed in the first sensing region a1 detects that a pedestrian or a vehicle passes by to generate a trigger signal. The preferred implementation devices of the sensing device 14 are the roller sensor 141, the radar detection sensor 142 or the weight sensor 143, all of which can detect the passing of a pedestrian or a vehicle to generate a trigger signal, and thus are embodiments protected by the present invention, the operation principle of the plurality of sensing devices 14 has been described in the previous paragraphs, and thus will not be described again, and the vehicle detector module 1 of the first sensing region a1 utilizes the first wireless transceiver module 15 to transmit a trigger signal to the third wireless transceiver module 34 (the present invention takes the master signal module 3 of the first signal enhancement region A3 disclosed in the first B as an example) to receive the trigger signal transmitted by the first wireless transceiver module 15 and transmit the trigger signal to the control circuit board 35, the control circuit board 35 processes the signal to output an enhanced trigger signal, and the second wireless transceiver module 24 (the present invention takes the third warning region C2 and the fourth warning region D2 disclosed in fig. 2 as examples) The third wireless transceiver module 34 receiving the signal-enhanced area (the example of the master controller signal module 3 disposed in the first signal-enhanced area A3 disclosed in fig. 2) of the crossing road along the driving direction of the vehicle transmits the enhanced trigger signal, and the second wireless transceiver module 24 of the warning light module 2 receives the enhanced trigger signal to trigger the light-emitting member 25 to emit light, so as to remind the passers-by of coming into meeting at the intersection, thereby achieving the purpose of preventing traffic accidents. The second embodiment is suitable for the situation that the transmission distance of the communication interface of the first, second and third wireless transceiver modules is short (for example, the transmission distance of the bluetooth 4 ∙ 0 communication interface is only 50 meters), and the master controller signal module 3 is used as a signal relay station to ensure the wireless transmission quality and the normal operation of the road warning device.
With the disclosure of fig. 1 to 14, it can be understood that the present invention is a road warning device, which mainly provides a road warning device, disposed at an intersection of roads, and having a plurality of sensing regions and a plurality of warning regions respectively disposed at the intersection, after a vehicle traveling on a road reaches the sensing regions, a vehicle will be warned by a vehicle in another warning region crossing the road in the traveling direction of the vehicle, the road warning device includes a plurality of vehicle detector modules disposed in the sensing regions and a plurality of warning light modules disposed in the warning regions, a single vehicle detector module has at least one sensing device for detecting the passing of the vehicle, and the vehicle detector module transmits a triggering signal to the warning region crossing the road in the traveling direction of the vehicle by using a wireless transceiver module for receiving, the triggering signal drives a light emitting element to act to generate a warning light, the warning road-man intersection is about to meet vehicles, so that the purpose of preventing traffic accidents is achieved, and the defects that in the prior art, the wide-angle reflector is easy to cause visual angle deviation and the vehicle meeting reaction time is too short are overcome.
Claims (10)
1. The utility model provides a road warning device, sets up on the intersection of road, is equipped with a plurality of sensing regions and a plurality of warning district respectively at this intersection, after a vehicle that traveles in the road arrived this sensing region, will do a car warning in this warning district of another intersection road with this vehicle direction of travel, and this a plurality of sensing regions and this a plurality of warning district correspondence are provided with road warning device, its characterized in that includes:
the vehicle detector module is electrically connected with a sensing device, and the sensing device transmits a trigger signal after sensing the pressing weight of the vehicle; the second accommodating groove is provided with a first wireless transceiving module, and the first wireless transceiving module receives the trigger signal and transmits the trigger signal to the outside; an upper cover and the base are fixedly assembled to form a closed structure; and
the vehicle detector module comprises a plurality of warning light modules, a single vehicle detector module and a plurality of wireless transceiver modules, wherein the warning light modules are arranged in the warning areas, the single vehicle detector module is provided with a seat body, a first cavity, at least one second cavity and a support frame arranged on the second cavity are arranged in the seat body, the second cavity is provided with a second wireless transceiver module, and the second wireless transceiver module receives the trigger signal transmitted by the first wireless transceiver module of the warning area on the road crossing the vehicle running direction; the second wireless transceiver module receives the trigger signal to trigger the light-emitting piece to emit light, and the light-emitting piece provides warning for meeting on a road crossing the vehicle in the driving direction; and a housing and the base are fixedly assembled to form a closed structure.
2. The road warning device according to claim 1, characterized in that: the first containing groove of the plurality of vehicle detector modules contains a first rechargeable battery, a first solar panel is arranged above the first rechargeable battery, the first solar panel converts light energy into electric energy and then charges the first rechargeable battery, at least one first protection piece and a first waterproof piece are arranged between the upper cover and the first solar panel, the first waterproof piece is provided with at least one first opening, the first opening is used for the first protection piece to be attached or embedded, the first protection piece is arranged above the first solar panel, the upper cover is provided with at least one second opening, and the second opening is correspondingly arranged above the first opening.
3. The road warning device according to claim 1, characterized in that: the first cavities of the plurality of warning light modules contain a second rechargeable battery, a second solar panel is arranged above the second rechargeable battery, the second solar panel converts light energy into electric energy and then charges the second rechargeable battery, three second protection pieces and a second waterproof piece are arranged between the shell and the second solar panel, the second waterproof piece is provided with three first openings, the three first openings are used for the three second protection pieces to be attached or embedded, the three second protection pieces are arranged above the second solar panel and the two light emitting pieces, the shell is provided with three second openings, and the three second openings are correspondingly arranged above the three first openings.
4. The road warning device according to claim 1, characterized in that: the sensing device is a roller sensor, a radar detection sensor, or a weight sensor.
5. The utility model provides a road warning device, sets up on the intersection of road, is equipped with a plurality of sensing regions, a plurality of warning areas and a plurality of signal intensification district respectively at this intersection, after a vehicle that traveles on the road arrived this sensing region, will do a car warning in this warning area of another intersection road with this vehicle direction of travel, and this a plurality of sensing regions, this a plurality of warning areas and this a plurality of signal intensification district correspondence are provided with road warning device, its characterized in that includes:
the vehicle detector module is electrically connected with a sensing device, and the sensing device transmits a trigger signal after sensing the pressing weight of the vehicle; the second accommodating groove is provided with a first wireless transceiving module, and the first wireless transceiving module receives the trigger signal and transmits the trigger signal to the outside; an upper cover and the base are fixedly assembled to form a closed structure;
the signal processing device comprises a plurality of signal strengthening areas, a plurality of main controller signal modules and a control circuit board, wherein the plurality of signal strengthening areas are arranged in the single main controller signal module; the reinforced trigger signal is transmitted to the outside by virtue of the third wireless transceiver module; a cover plate and the seat plate are fixedly assembled to form a closed structure;
the plurality of warning light modules are arranged in the plurality of warning areas, the single warning light module is provided with a seat body, the seat body is provided with a first cavity, at least one second cavity and a support frame arranged on the second cavity, the second cavity is provided with a second wireless transceiver module, and the second wireless transceiver module receives the strengthening trigger signal transmitted by the third wireless transceiver module of the signal strengthening area of the road crossing the vehicle running direction; the second wireless transceiver module receives the strengthened trigger signal to trigger the light-emitting piece to emit light, and the light-emitting piece provides a warning that the meeting is carried out on a road crossing the vehicle running direction; and a housing and the base are fixedly assembled to form a closed structure.
6. The road warning device according to claim 5, characterized in that: the first containing groove of the plurality of vehicle detector modules contains a first rechargeable battery, a first solar panel is arranged above the first rechargeable battery, the first solar panel converts light energy into electric energy and then charges the first rechargeable battery, at least one first protection piece and a first waterproof piece are arranged between the upper cover and the first solar panel, the first waterproof piece is provided with at least one first opening, the first opening is used for the first protection piece to be attached or embedded, the first protection piece is arranged above the first solar panel, the upper cover is provided with at least one second opening, and the second opening is correspondingly arranged above the first opening.
7. The road warning device according to claim 5, characterized in that: the first cavities of the plurality of warning light modules contain a second rechargeable battery, a second solar panel is arranged above the second rechargeable battery, the second solar panel converts light energy into electric energy and then charges the second rechargeable battery, at least one second protection piece and a second waterproof piece are arranged between the shell and the second solar panel, the second waterproof piece is provided with at least one first opening, the first opening is used for the second protection piece to be attached or embedded, the second protection piece is arranged above the second solar panel and the two light emitting pieces, the shell is provided with at least one second opening, and the second opening is correspondingly arranged above the first opening.
8. The road warning device according to claim 5, characterized in that: the first containing part of the plurality of master controller signal modules is provided with a third charging battery, a third solar panel is arranged above the third charging battery, the third solar panel converts light energy into electric energy and then charges the third charging battery, at least one third protection piece and a third water prevention piece are arranged between the cover plate and the third solar panel, the third water prevention piece is provided with at least one first window, the first window is used for the third protection piece to be attached or embedded, the third protection piece is arranged above the third solar panel and the control circuit board, the cover plate is provided with at least one second window, and the second window is correspondingly arranged above the first window.
9. The road warning device according to claim 5, characterized in that: the upper cover surface of the vehicle detector module is provided with a plurality of first convex ribs; the surface of the shell of the warning light module is provided with a plurality of second convex ribs; and the cover plate surface of the main controller signal module is provided with a plurality of third convex ribs.
10. The road warning device according to claim 5, characterized in that: the sensing device is a roller sensor, a radar detection sensor, or a weight sensor.
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| CN201910054334.XA CN111462526B (en) | 2019-01-21 | 2019-01-21 | Road warning device |
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Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002140799A (en) * | 2000-10-31 | 2002-05-17 | Natl Inst For Land & Infrastructure Management Mlit | Method for helping prevention of collision in intersection |
| CN2786595Y (en) * | 2005-04-04 | 2006-06-07 | 济南金钟电子衡器股份有限公司 | Tire recognizer |
| JP2012014556A (en) * | 2010-07-02 | 2012-01-19 | Mitsubishi Motors Corp | Vehicle approach information providing device |
| CN202523224U (en) * | 2012-03-30 | 2012-11-07 | 杨文锦 | Warning device for crossing event at sharp turn section of highway and ramp of freeway |
| CN202584440U (en) * | 2012-05-04 | 2012-12-05 | 王钰茗 | Pressure-induction warning signal lamp |
| CN102995575A (en) * | 2012-12-03 | 2013-03-27 | 北京工业大学 | Road speed limiting control device |
| CN104408939A (en) * | 2014-11-04 | 2015-03-11 | 新疆华赛信息技术有限公司 | Wireless geomagnetic detector for vehicle detection, and vehicle detection method for wireless geomagnetic detector |
| KR20150100214A (en) * | 2014-02-25 | 2015-09-02 | 조선대학교산학협력단 | Vehicle alarm system and the method for protecting pedestrians |
| CN105160940A (en) * | 2015-09-24 | 2015-12-16 | 宁波艾利特信息技术有限公司 | Intersection passing warning system |
| CN105528909A (en) * | 2016-01-12 | 2016-04-27 | 王洋 | Passive parking space detection device and method based on enhanced magnetic field |
| CN205486847U (en) * | 2016-01-12 | 2016-08-17 | 王洋 | Passive form parking stall detection device based on enhancement mode magnetic field |
| CN106408937A (en) * | 2016-08-29 | 2017-02-15 | 迈锐数据（北京）有限公司 | Distributed road condition detection system and and distributed road condition detection method |
| TWM537284U (en) * | 2016-10-17 | 2017-02-21 | Da-Yeh Unveristy | Ambulance passing alarm control device |
| CN206546636U (en) * | 2016-12-27 | 2017-10-10 | 成都天铂数字技术有限公司 | A kind of parking stall measure system |
| CN206833706U (en) * | 2017-06-14 | 2018-01-02 | 桂林师范高等专科学校 | Wireless vehicle detecting system |
| CN107622696A (en) * | 2017-10-17 | 2018-01-23 | 张珊珊 | Highway bend vehicle meeting intelligent early-warning system |
| TWM558972U (en) * | 2017-10-11 | 2018-04-21 | Zhao Wen Huang | Vehicle intersection warning device with solar power |
| CN207895688U (en) * | 2018-03-21 | 2018-09-21 | 西安杰邦科技股份有限公司 | A kind of wireless geomagnetism testing equipment |
| CN108777077A (en) * | 2018-06-04 | 2018-11-09 | 厦门中卡科技股份有限公司 | A kind of road-surface concrete management system, server and method |
-
2019
- 2019-01-21 CN CN201910054334.XA patent/CN111462526B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002140799A (en) * | 2000-10-31 | 2002-05-17 | Natl Inst For Land & Infrastructure Management Mlit | Method for helping prevention of collision in intersection |
| CN2786595Y (en) * | 2005-04-04 | 2006-06-07 | 济南金钟电子衡器股份有限公司 | Tire recognizer |
| JP2012014556A (en) * | 2010-07-02 | 2012-01-19 | Mitsubishi Motors Corp | Vehicle approach information providing device |
| CN202523224U (en) * | 2012-03-30 | 2012-11-07 | 杨文锦 | Warning device for crossing event at sharp turn section of highway and ramp of freeway |
| CN202584440U (en) * | 2012-05-04 | 2012-12-05 | 王钰茗 | Pressure-induction warning signal lamp |
| CN102995575A (en) * | 2012-12-03 | 2013-03-27 | 北京工业大学 | Road speed limiting control device |
| KR20150100214A (en) * | 2014-02-25 | 2015-09-02 | 조선대학교산학협력단 | Vehicle alarm system and the method for protecting pedestrians |
| CN104408939A (en) * | 2014-11-04 | 2015-03-11 | 新疆华赛信息技术有限公司 | Wireless geomagnetic detector for vehicle detection, and vehicle detection method for wireless geomagnetic detector |
| CN105160940A (en) * | 2015-09-24 | 2015-12-16 | 宁波艾利特信息技术有限公司 | Intersection passing warning system |
| CN105528909A (en) * | 2016-01-12 | 2016-04-27 | 王洋 | Passive parking space detection device and method based on enhanced magnetic field |
| CN205486847U (en) * | 2016-01-12 | 2016-08-17 | 王洋 | Passive form parking stall detection device based on enhancement mode magnetic field |
| CN106408937A (en) * | 2016-08-29 | 2017-02-15 | 迈锐数据（北京）有限公司 | Distributed road condition detection system and and distributed road condition detection method |
| TWM537284U (en) * | 2016-10-17 | 2017-02-21 | Da-Yeh Unveristy | Ambulance passing alarm control device |
| CN206546636U (en) * | 2016-12-27 | 2017-10-10 | 成都天铂数字技术有限公司 | A kind of parking stall measure system |
| CN206833706U (en) * | 2017-06-14 | 2018-01-02 | 桂林师范高等专科学校 | Wireless vehicle detecting system |
| TWM558972U (en) * | 2017-10-11 | 2018-04-21 | Zhao Wen Huang | Vehicle intersection warning device with solar power |
| CN107622696A (en) * | 2017-10-17 | 2018-01-23 | 张珊珊 | Highway bend vehicle meeting intelligent early-warning system |
| CN207895688U (en) * | 2018-03-21 | 2018-09-21 | 西安杰邦科技股份有限公司 | A kind of wireless geomagnetism testing equipment |
| CN108777077A (en) * | 2018-06-04 | 2018-11-09 | 厦门中卡科技股份有限公司 | A kind of road-surface concrete management system, server and method |
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