CN214689245U - Driving warning system for vehicle blind area - Google Patents

Abstract

The utility model discloses a driving warning system for vehicle blind area, which comprises a processor, a detection module, a light source module and a time delay module, wherein the detection module and the time delay module are connected with the processor, and the time delay module is connected with the light source module; the light source module comprises identification spot lights formed by splicing a plurality of spot light partitions, the detection module detects barrier information in a warning area of a vehicle and transmits the barrier information to the processor, and the processor controls the delay module to delay the starting of each spot light partition, so that projected light of the identification spot lights forms dynamic identification. The utility model discloses can simulate dynamic direction mark, warn pedestrian and other small-size vehicle users in the large vehicle blind area, keep away from driving danger area.

Description

Driving warning system for vehicle blind area

Technical Field

The utility model belongs to the technical field of the warning of driving blind area, concretely relates to driving warning system for vehicle blind area.

Background

Drivers of large commercial vehicles (such as buses, medium-sized and heavy trucks and the like) have numerous blind areas, and cannot accurately observe and predict surrounding conditions, so that a lot of traffic accidents are directly caused, and great loss is brought to life and property safety of people.

According to the analysis of traffic actual data, the proportion of traffic accidents of the urban large commercial vehicles due to fatigue driving and sight line blockage accounts for 36 percent of total traffic accidents, and the most important reason is that the blind area and the inner wheel difference are fatal factors due to turning sight line blockage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a driving warning system for vehicle blind area can simulate dynamic direction sign, warns pedestrian and other small-size vehicle users in the large vehicle blind area, keeps away from driving danger area.

The utility model provides a technical scheme that its technical problem adopted is, provides a driving warning system for vehicle blind area, include: the detection module and the delay module are connected with the processor, and the delay module is connected with the light source module; the light source module comprises an identification spotlight which is formed by sequentially splicing a plurality of spotlight subareas, the detection module detects barrier information in a warning area of the vehicle and transmits the barrier information to the processor, and the processor controls the delay module to delay the start of each spotlight subarea, so that the projected light of the identification spotlight forms a dynamic identification.

Preferably, the detection module can continuously detect the blind area position which cannot be observed and cannot be observed by the driver in real time in the driving process, and the detection content can comprise the size, the shape, the relative moving track and the like of the obstacle, so that the obstacle information is formed in a summary manner. When the barrier enters the prompt area, a spotlight set switch of the light-emitting module is triggered, an instruction is sent out through the processor, and the control unit and the control module corresponding to the spotlight set switch are used for controlling and operating to warn external personnel and internal personnel.

Different from the existing static spot light or flash spot light with fixed point positions on a vehicle, the light source module of the utility model comprises an identification spot light and a blind area spot light, wherein the blind area spot light can be the static spot light or flash spot light with fixed point positions; the identification spotlight is a simulated dynamic spotlight, can simulate dynamic identification, increases the visual trapping force of external personnel, and is easier to acquire the attention of the external personnel.

Further, the detection module comprises an ultraviolet LED-wide bandgap semiconductor ultraviolet detector, and the detection module comprises a plurality of independent detection point positions.

Preferably, the detection module can adopt an ultraviolet LED-wide bandgap semiconductor ultraviolet detector, and uses 220 nanometer solar blind ultraviolet for detection, and the ultraviolet wave band has extremely low radiation in the background of the nature and is harmless to the human body, so that the detector can be installed for use, has high sensitivity, and is not easy to cause misjudgment. The cost is only 10% of the current millimeter wave radar mode, and the radar has the advantages of all solid state, small volume, low energy consumption, strong radiation resistance and high stability.

Can set up mutually independent detection point location in a plurality of regions of the whole body of vehicle, can confirm fast when surveying, the region that the barrier is located to outside personnel and inside navigating mate of suggestion more effective. And rapidly distinguishing and determining the dangerous warning area and triggering the light source module in the area.

Furthermore, the shape of the projection light of the spot light partition comprises a rectangle, a trapezoid and a triangle.

Preferably, the spot lamps can be arranged in sequence, the rectangles and the triangles are combined to form arrow-shaped directional projection light, so that the shape of the integral projection light of the identification spot lamp is '→' (the direction is determined according to actual needs, and the direction is determined by taking the distance from a blind area of a vehicle as a basic principle), the identification spot lamp is divided into a plurality of groups of spot lamp zones, each zone corresponds to one part of projection shape, the spot lamp is sequentially lightened, then closed, sequentially lightened again, and sequentially circulated, so that the projection light of the projection area of the identification spot lamp forms dynamic identification light.

Furthermore, the processor also comprises a cycle control unit, the delayed starting time of the spotlight subareas is sequentially increased, and the cycle control unit controls the delayed starting/closing of the spotlight subareas to form a cycle.

Further, still include alarm device, alarm device with the treater or detection module is connected, alarm device includes voice broadcast ware, bee calling organ, the light alarm in the driver's cabin.

Preferably, the alarm device can be directly connected with the detection module, and buzzing is immediately carried out when the detection module detects the barrier in the warning area; at this stage, data processing is not available, the warning area cannot be determined, but quick response can be achieved, and warning is given out at the first time to remind a driver of the blind area risk.

Preferably, the alarm device may be connected to the processor, and after the processor receives the obstacle information of the detection module, the processor may obtain a warning area of the vehicle in which the obstacle is located according to the point location information of the detection module, determine a relative position of the blind area, and trigger the light source module in the corresponding warning area; simultaneously, carry out voice broadcast to the navigating mate, report the content and exemplify: obstacles exist in the blind area on the left side of the vehicle, please drive cautiously!

Preferably, the light alarm in the corresponding area can be arranged in the cab and is bound with the detector corresponding to the point position, and when an obstacle exists, the light alarm flickers to give an alarm.

Furthermore, the system also comprises a turning detection module, wherein the turning detection module is connected with the processor, and the detection range of the detection module is adjustable.

Preferably, the turning detection module is used for detecting the turning behavior of a driver, and the blind areas during turning and straight driving can have certain regional changes, so that safety accidents are easy to occur. At this time, the instruction operation of the detection module for expanding the detection range can be triggered, the turning detector sends the trigger instruction to the processor, the processor controls the detectors at all the point positions to temporarily expand the detection range, and after the detector moves straight, the normal detection range is recovered.

Furthermore, the vehicle positioning system further comprises a positioning module, wherein the positioning module is connected with the processor and is used for positioning the vehicle and determining the position of the vehicle.

Further, the intelligent terminal comprises a wireless communication module, wherein the wireless communication module is connected with the processor, and the processor is communicated with an external intelligent terminal through the wireless communication module.

Further, the intelligent terminal comprises a collision detection module, wherein the collision detection module is connected with the processor, the collision detection module transmits collision information to the processor, and the processor sends the collision information to an external intelligent terminal through the wireless communication module.

Preferably, the positioning module can position the driving position of the vehicle in real time; the wireless communication module can be used for information interaction between the processor and an external intelligent terminal and can be independently arranged; the collision detection module can be used for detecting collision information of the vehicle as a preparation means to help a driver to call for help.

When the collision detection module detects that a vehicle has a large collision, the processor can actively send a driver sobriety judgment request to an interactive screen in the cab, and can also send driver sobriety confirmation information to the mobile phone terminal bound with the mobile phone number to confirm the state of the driver; and setting response time to alarm and call for help. When the alarm calls for help, the positioning information of the collision position of the current vehicle can be sent.

Further, the light source module still includes the blind area shot-light, the projection area of blind area shot-light includes danger area, suggestion region, the projection area of sign shot-light is located the projection area of blind area shot-light is intra-area.

Preferably, the blind spot lamp of the light source module can set up the danger zone and the prompt area according to the distance, the reaction time, the coverage of the detector and the like of the blind zone. The colors of the lights in different areas can be different, for example, red lights are used in dangerous areas, and yellow lights are used in prompt areas. The projection light of the identification spotlight is always located in the projection area of the blind area spotlight, and the projection light of the identification spotlight can be located in the prompt area.

The beneficial effects of the utility model are as in the above-mentioned utility model.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

Fig. 1 is a schematic block diagram of a driving warning system for a vehicle blind area according to an embodiment of the present invention;

fig. 2 is a sectional structure view of a spot light of an identification spot light of a traffic warning system for vehicle blind areas according to an embodiment of the present invention;

fig. 3 is a schematic view of the embodiment of the utility model provides a light source module of vehicle local blind area throws light to warning area.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is to be understood that the drawings in the following description are merely exemplary of the invention and that other drawings and embodiments can be made by those skilled in the art without undue burden. The designation of the design orientation merely indicates the relative positional relationship between the respective members, not the absolute positional relationship.

The embodiment of the utility model provides an in, survey the module and can include ultraviolet LED-wide bandgap semiconductor ultraviolet detector, but specifically reference document "high sensitivity wide bandgap semiconductor ultraviolet detector" is published in "Nanjing university newspaper: 294- "301 of 3 rd phase of 2014, 8 pages. Or other relevant documents about wide bandgap semiconductor ultraviolet detectors, in order to facilitate understanding of the present invention.

The embodiment of the utility model provides a driving warning system for vehicle blind area, please refer to fig. 1, fig. 2, fig. 3, mainly include treater, detection module, light source module, time delay module, detection module, time delay module with the treater is connected, time delay module with the light source module is connected; the light source module comprises identification spot lights formed by splicing a plurality of spot light partitions, the detection module detects barrier information in a warning area of a vehicle and transmits the barrier information to the processor, and the processor controls the delay module to delay the starting of each spot light partition, so that projected light of the identification spot lights forms dynamic identification.

The embodiment of the utility model provides an in, can be with the blind area information of pre-measurement vehicle, the shot-light projection range area of adjustment light source module makes it phase-match, and further division triggers the detection area of warning, when getting into the barrier in the detection area, reachs the limit that triggers the warning, can be by detection module signals of telecommunication to treater, and the treater is according to the feedback information of detection module, triggers the projection light of light source module and opens.

Compared with static and fixed-point flickering light, the dynamic identification light has directivity and visual resolution capturing performance. Therefore, an independent identification spotlight can be arranged in the light source module to simulate projection of dynamic identification lamplight.

Referring to fig. 2, the identification lamp may be divided into a plurality of lamp partitions, such as a first lamp partition 1, a second lamp partition 2, a third lamp partition 3, a fourth lamp partition 4, a fifth lamp partition 5, a sixth lamp partition 6, and a seventh lamp partition 7. The projection light shapes of the first spotlight subarea 1, the second spotlight subarea 2, the third spotlight subarea 3, the fourth spotlight subarea 4 and the fifth spotlight subarea 5 can be set to be rectangular, and rectangular projection light bands are formed by sequentially arranging the projection light shapes; the projection light shape of the sixth spotlight subarea 6 can be set into an isosceles trapezoid, the projection light shape of the seventh spotlight subarea 7 can be set into a triangle, the bottom edge of the triangle is connected with the upper bottom edge of the isosceles trapezoid, the length of the upper bottom edge of the isosceles trapezoid is the same as that of the bottom edge of the triangle, the lower bottom edge of the isosceles trapezoid is connected with the short edge of the rectangular projection light band, and the length of the lower bottom edge of the isosceles trapezoid is at least twice as long as that of the short edge of the rectangular projection light band. After the light-emitting sections are sequentially spliced, an arrow-shaped projection light area can be formed on the projection surface, as shown in fig. 2 and 3.

Each spotlight subarea is spliced together in sequence to form a complete identification spotlight, and the identification spotlight can have obvious directivity, so that the shape of the spotlight can be set to be "→", and the direction of the spotlight can be set to be away from a blind area.

The spotlight controller of each spotlight partition can be connected with the delay module, and the spotlight partitions are sequentially delayed to be started through the delay module. Firstly, starting a first spotlight subarea 1, and then starting a second spotlight subarea 2 until a seventh spotlight subarea 7; can set up the circulation control unit in the treater, control for circulating stroboscopic is carried out in proper order to the shot-light subregion, thereby is dynamic light with the simulation of the projection light of sign shot-light, instructs the direction and keeps away from the blind area, can instruct outside personnel to keep away from the blind area.

It can be understood that the delayed turn-on time of each spot light partition is increased in turn. The delayed starting time of the first spotlight subarea 1 is shortest, and the delayed starting time of the seventh spotlight subarea 7 is longest; shortest and longest are merely relative terms.

As an embodiment, the delayed turn-on function of the delay module may be implemented by a delay circuit, and the first spotlight section 1 is turned on first, the second spotlight section 2 is turned on second, and the spotlight sections to the seventh spotlight section 7 are turned on one by one. The time delay module is internally provided with a plurality of paths of time delay circuits, each spotlight subarea can be independently provided with an independent time delay circuit corresponding to the delay time, and the time required by each time delay circuit to complete the conduction in sequence can be regarded as a time delay period. The cycle control unit charges the delay circuits in sequence, the charging time can be a delay period, then the charging is stopped for a short time, and then the charging is carried out for a delay period again, so that the dynamic simulation effect of the identification spotlight is realized in sequence. It can be understood that a delay circuit with a plurality of output ends can be arranged in the delay module, the delay control is carried out on a plurality of spotlight subareas through the multi-path output end of one delay circuit, and the spotlight subareas are circularly charged through the circulating control unit.

As another embodiment, the spot lamps using the light emitting diodes as the basic light source can be turned on one by directly adjusting the turn-on time of each spot lamp partition by controlling the working frequency of the light emitting diodes. The first spotlight partition 1 may be normally on, the second spotlight partition 2 may be turned on for 0.8s and turned off for 0.1s, the third spotlight partition 3 may be turned on for 0.7s and turned off for 0.2s, the fourth spotlight partition 4 may be turned on for 0.6s and turned off for 0.3s, the fifth spotlight partition 5 may be turned on for 0.5s and turned off for 0.4s, the sixth spotlight partition 6 may be turned on for 0.4s and turned off for 0.5s, and the seventh spotlight partition 7 may be turned on for 0.3s and turned off for 0.6 s. The cycle control unit can use the closing time as a timing reference, after all the spot lamps are started, short power-off processing is carried out, charging timing is carried out again, cycle control of the spot lamps is sequentially formed, and the dynamic simulation effect of the identification spot lamps is achieved. It is understood that the on/off time of each spot light partition is exemplified and can be adjusted according to the actual situation.

The embodiment of the utility model provides an in, the light source module still includes the blind area shot-light, and the warning light on a large scale can be thrown to the blind area shot-light for cover whole blind area. The projection area of the blind spot lamp can be divided into a dangerous area and a prompt area, wherein the prompt area is located at the boundary position of the warning area, and the dangerous area is located at the inner position of the warning area. The projection light in the dangerous area can use red light, and the light in the prompt area can use yellow light to distinguish. It can be appreciated that the blind spot light can be projected with a flash.

It can be understood that the projection area of the identification spotlight is located in the projection area of the blind area spotlight, and directional guidance is provided for guiding people in the warning area to avoid the blind area of the large vehicle. The projection area of the identification spotlight can be arranged in the prompt area, can also be arranged in the warning area, and can also be arranged in the two areas simultaneously. The embodiment of the utility model provides an in to the projection area of sign shot-light is located the suggestion region and provides description attached drawing 3 for the example, so that understand, as shown in fig. 3.

The embodiment of the utility model provides an in, there is more position in the blind area of vehicle, can set up a plurality of detection positions according to the distribution of blind area to bind with the relative position of blind area, when making the treater acquire the information of detector, can be according to the position that the detector is in, the quick determination has the blind area position of barrier.

The embodiment of the utility model provides an in, still include alarm device, alarm device with the treater or the detection module is connected, alarm device includes the light alarm in voice broadcast ware, bee calling organ, the driver's cabin. The buzzer can be directly connected with the detection module, so that the detection module can give an alarm at the first time when detecting the barrier, and prompts a driver and external personnel. Further, voice broadcast ware, light alarm etc. can be connected with the treater, after the data processing of treater, can confirm the blind area position fast to carry out accurate suggestion, if voice broadcast to the driver. Furthermore, the area control can be carried out on the light source module, the light source module which covers the blind area with the barrier and projects triggers the projection effect, the effective projection is carried out, and the energy waste can be reduced.

It can be understood that a plurality of light alarms can be arranged in the cab, the light alarms are bound with the positions of the blind areas, and when obstacles exist in the coverage range of the detector, the light alarms can flash to prompt a driver when the blind areas are determined. The light alarm can go on simultaneously with voice broadcast.

The embodiment of the utility model provides an in, still including turn detection module, turn detection module with the treater is connected, detection module's detection range is adjustable. In the normal driving process of the vehicle, the blind area is relatively small, the detection range can be reduced, and when the vehicle turns, the blind area is relatively large, and the detection range can be increased. At this time, a turning detection module may be provided to detect the turning intention, behavior, and the like of the driver, and the activation of the turn signal, the turning direction of the steering wheel, the torque of the wheels, and the like may be all included in the detection range to clarify the turning intention.

When the turning detection module detects the turning intention, the signal is transmitted to the processor, the processor controls the detection module to enlarge the range, the detection range during turning is enhanced, and the accident rate is reduced. The detection range can be the maximum value of the detection range of the detector, the detection range can be slightly smaller during normal driving, and energy consumption is reduced.

The embodiment of the utility model provides an in, still include orientation module, orientation module with the treater is connected, orientation module is used for fixing a position the vehicle, confirms the self position of vehicle. The intelligent terminal comprises a processor and is characterized by further comprising a wireless communication module, wherein the wireless communication module is connected with the processor, and the processor is communicated with an external intelligent terminal through the wireless communication module. The intelligent terminal comprises a processor, and is characterized by further comprising a collision detection module, wherein the collision detection module is connected with the processor, the collision detection module transmits collision information to the processor, and the processor sends the collision information to an external intelligent terminal through the wireless communication module.

The positioning module provides position information of the vehicle; the wireless communication module enables the processor to carry out information interaction with an external intelligent terminal, and the wireless communication module can be independently arranged; the collision detection module can detect the collision intensity information of the vehicle, and when an accident occurs, the processor can be used for assisting in calling for help.

The division of the distress mode and the waiting response time can be performed according to the collision grade.

The method comprises the steps of firstly sending a request for confirming the sobriety degree of a driver to a vehicle-mounted interactive screen, or sending confirmation information to a mobile phone terminal of the driver, waiting for a response time, and if no response still exists, then considering that the driver is in a coma state, and alarming for help. The distress call information comprises position information and collision strength information of the vehicle.

It can be understood that the probability that the function of the independently arranged wireless communication module is well stored after an accident occurs is far greater than the probability that the driver is awake and can move, and the timely help calling is helpful for reducing the life risk of the personnel.

Based on above-mentioned device, the utility model provides a processor can be replaced by other host system module, for example main control board, singlechip, PLC controller, embedded system, embedded controller, digital signal processor or logic circuit etc..

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended to limit the invention to the specific embodiments thereof. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims (10)

1. A driving warning system for vehicle blind areas, comprising: the detection module and the delay module are connected with the processor, and the delay module is connected with the light source module; the light source module comprises an identification spotlight which is formed by sequentially splicing a plurality of spotlight subareas, the detection module detects barrier information in a warning area of the vehicle and transmits the barrier information to the processor, and the processor controls the delay module to delay the start of each spotlight subarea, so that the projected light of the identification spotlight forms a dynamic identification.

2. A vehicle driving warning system for vehicle blind areas as claimed in claim 1, wherein the detection module comprises an ultraviolet LED-wide bandgap semiconductor ultraviolet detector, and the detection module comprises a plurality of independent detection points.

3. A vehicle driving warning system for vehicle blind spots according to claim 1 wherein the shape of the projected light of the spot light zones comprises rectangle, trapezoid, triangle.

4. A vehicle driving warning system for vehicle blind areas as claimed in claim 3, wherein said processor further comprises a cycle control unit, the delayed turn-on time of said segments increases sequentially, said cycle control unit controls the delayed turn-on/off of each of said segments, thereby forming a cycle.

5. A driving warning system for vehicle blind area according to claim 1, characterized by further comprising an alarm device, the alarm device is connected with the processor or the detection module, and the alarm device comprises a voice broadcast device, a buzzer and a light alarm in the cab.

6. A vehicle alarm system for vehicle blind spots according to claim 1 further comprising a turn detection module, said turn detection module being connected to said processor, said detection module having an adjustable detection range.

7. A vehicle driving warning system for vehicle blind spots according to claim 1 further comprising a positioning module connected to the processor, the positioning module being configured to position the vehicle to determine the location of the vehicle.

8. A driving warning system for vehicle blind area according to claim 7, characterized by further comprising a wireless communication module, wherein the wireless communication module is connected with the processor, and the processor communicates with an external intelligent terminal through the wireless communication module.

9. A driving warning system for vehicle blind areas according to claim 8, further comprising a collision detection module, wherein the collision detection module is connected to the processor, the collision detection module transmits collision information to the processor, and the processor sends the collision information to an external intelligent terminal through the wireless communication module.

10. A vehicle driving warning system for vehicle blind area according to claim 1, wherein said light source module further comprises a blind area spot light, the projection area of said blind area spot light comprises a dangerous area and a prompt area, and the projection area of said identification spot light is located in the projection area of said blind area spot light.

Images