CN208889032U - A kind of workshop device for detecting distance - Google Patents
A kind of workshop device for detecting distance Download PDFInfo
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- CN208889032U CN208889032U CN201821757008.2U CN201821757008U CN208889032U CN 208889032 U CN208889032 U CN 208889032U CN 201821757008 U CN201821757008 U CN 201821757008U CN 208889032 U CN208889032 U CN 208889032U
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Abstract
The utility model provides a kind of workshop device for detecting distance, for solving workshop device for detecting distance in the prior art when detecting following distance, calculating process is cumbersome, real-time is poor technical problem.The device includes: image acquisition device, and the controller with the communication connection of described image collector；Wherein, the controller is used for: when thering is vehicle to pass through on determining vehicle firing line, the image in lane where control described image collector acquires the vehicle；It is determined according to described image with the presence or absence of other vehicles between the vehicle firing line and safe distance between vehicles markings, wherein the distance between the vehicle firing line and the safe distance between vehicles markings are safe distance between vehicles；If it has, then determining that the following distance between the vehicle and other described vehicles does not meet safe distance between vehicles；If NO, it is determined that the following distance between the vehicle and other described vehicles meets safe distance between vehicles.
Description
Technical field
The utility model relates to technical field of transportation, in particular to a kind of workshop device for detecting distance.
Background technique
For vehicle travelled on highway, in the faster situation of speed, if rear car and leading vehicle distance are less than accident-free vehicle
Away from, in addition immediately following front truck travel, when front truck an emergency situation is encountered brake when, rear car does not have the enough reaction time and apart from progress
Processing, just necessarily will cause great safety accident.Therefore, " People's Republic of China Road Traffic Safety Law Implementation Regulations "
80 regulations: motor vehicle travels on a highway, when speed is more than 100 kilometers per hour, should protect with same lane front truck
Holding 100 meters or more of distance can suitably shorten when speed is lower than 100 kilometers per hour with same lane leading vehicle distance, but minimum
Distance must not be less than 50 meters.
Workshop device for detecting distance in the prior art needs the following distance in real time to front car and rear car when detecting following distance
It is calculated, and the following distance being calculated and safe distance between vehicles is compared, just can determine that the vehicle of vehicle (rear car) and front truck
Away from whether safe distance between vehicles is met, calculating process is cumbersome, and real-time is poor.
Utility model content
The utility model embodiment provides a kind of workshop device for detecting distance, for solving following distance detection in the prior art
Device is when detecting following distance, calculating process is cumbersome, real-time is poor technical problem.
The utility model embodiment provides a kind of workshop device for detecting distance, comprising:
Image acquisition device；And
With the controller of described image collector communication connection；
Wherein, the controller is used for: when having vehicle to pass through on determining vehicle firing line, controlling described image collector
The image in lane where acquiring the vehicle；It is determined between the vehicle firing line and safe distance between vehicles markings according to described image
With the presence or absence of other vehicles, wherein the distance between the vehicle firing line and the safe distance between vehicles markings are safe distance between vehicles；
If it has, then determining that the following distance between the vehicle and other described vehicles does not meet safe distance between vehicles；If NO, it is determined that described
Following distance between vehicle and other described vehicles meets safe distance between vehicles.
In the above scheme, controller on determining vehicle firing line when having vehicle to pass through, control image acquisition device acquisition
The image in lane where the vehicle, then controller by image judge the vehicle in process vehicle firing line, the vehicle
Whether other vehicles are had between firing line and safe distance between vehicles markings, if so, then illustrating the workshop of the vehicle Yu other vehicles
Away from not meeting safe distance between vehicles.Compared to the prior art, the workshop device for detecting distance do not need to the following distance of front car and rear car into
Whether in violation of rules and regulations the cumbersome calculating of row can determine vehicle, and following distance detection efficiency is higher, more in time.
Optionally, described image collector and the controller collection are on the same device.
By present embodiment, the structure of workshop device for detecting distance can be simplified, expand the applicable field of workshop device for detecting distance
Scape.
Optionally, described device further includes velometer, is communicated to connect with the controller；
The velometer is used for: determining the vehicle firing line and safe distance between vehicles mark according to described image in the controller
With the presence or absence of before other vehicles between will line, the speed of the vehicle is obtained；The speed is sent to the controller；
The controller is also used to: determining safe distance between vehicles of the vehicle under the speed；From multiple safe distance between vehicles marks
Vehicle safe distance between vehicles markings corresponding to the safe distance between vehicles under the speed are determined in will line.
Present embodiment can detect the speed of vehicle by setting velometer, and then using not in different vehicle speed ranges
Same safe distance between vehicles markings judge whether vehicle meets safe distance between vehicles with the spacing of other vehicles in the process of moving, ensure that
The reliability of following distance detection.
Optionally, the velometer is specially radar velocity measurement sensor or laser velocimeter sensor.
By present embodiment, the speed of vehicle can be measured in time, and then determines the corresponding safety sign line of vehicle,
To help to judge whether vehicle and the following distance of other vehicles meet safe distance between vehicles, further increases the device and following distance is detected
Timeliness and accuracy.
Optionally, the velometer includes at least one unit that tests the speed；It is described at least one test the speed unit and at least one
Lane corresponds, at least one described each of unit that tests the speed tests the speed unit for acquiring the corresponding lane of the unit that tests the speed
On vehicle speed.
By present embodiment, a test cell is responsible for the velocity measuring of the vehicle in a lane, further increases this
The timeliness and accuracy that device detects following distance.
Optionally, described device further includes memory, for determining that the following distance of the vehicle is not inconsistent in the controller
After closing safe distance between vehicles, described image is saved.
Present embodiment saves described image by setting memory, and vehicle following distance mistake in the process of moving may be implemented
Close non-at-scene evidence obtaining avoids causing to dispute in penalty.
Optionally, the memory is also used to:
Save the speed of the vehicle and the corresponding relationship of described image.
Present embodiment saves the speed of the vehicle and the corresponding relationship of described image, Ke Yishi by the way that memory is arranged
The existing vehicle excessively close non-at-scene evidence obtaining of following distance in the process of moving, avoids causing to dispute in penalty.
Optionally, the controller is specially any one in CPU, dsp chip or FPGA.
Present embodiments provide for a variety of implementations of controller, improve the applicability of the workshop device for detecting distance.
The one or more technical solutions provided in the utility model embodiment, at least have the following technical effect that or excellent
Point:
Workshop device for detecting distance provided by the embodiment of the utility model includes image acquisition device and leads to the image acquisition device
The controller for believing connection, when controller has vehicle to pass through on determining vehicle firing line, described in control image acquisition device acquisition
The image in lane where vehicle, then controller judges the vehicle when by vehicle firing line by image, which triggers
Whether other vehicles are had between line and safe distance between vehicles markings, if so, then illustrating the following distance of the vehicle and other vehicles not
Meet safe distance between vehicles.Compared to the prior art, which does not need to carry out the following distance of front car and rear car numerous
Whether in violation of rules and regulations trivial calculating can determine vehicle, and following distance detection efficiency is higher, more in time.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without any creative labor, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram of workshop device for detecting distance in the utility model embodiment；
Fig. 2 is the alternatively possible structural schematic diagram of workshop device for detecting distance in the utility model embodiment；
Fig. 3 is another possible structural schematic diagram of workshop device for detecting distance in the utility model embodiment；
Fig. 4 is the application scenarios schematic diagram of workshop device for detecting distance in the utility model embodiment.
Specific embodiment
Technical solutions of the utility model are described in detail below by attached drawing and specific embodiment, it should be understood that this
Specific features in utility model embodiment and embodiment are the detailed description to technical solutions of the utility model, rather than
Restriction to technical solutions of the utility model, in the absence of conflict, the skill in the utility model embodiment and embodiment
Art feature can be combined with each other.
It is to be appreciated that in the description of the utility model embodiment, the vocabulary such as " first ", " second " are only used for area
The purpose for dividing description, is not understood to indicate or imply relative importance, can not be interpreted as indication or suggestion sequence.At this
In the description of utility model embodiment " multiple ", refer to two or more.
Term "and/or" in the utility model embodiment, only a kind of incidence relation for describing affiliated partner, indicates
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
Referring to Fig.1, the utility model embodiment provides a kind of workshop device for detecting distance, comprising: image acquisition device 10, and
The controller 20 communicated to connect with image acquisition device 10；
The process that the workshop device for detecting distance detects spacing includes: that controller 20 has vehicle warp on determining vehicle firing line
It is out-of-date, the image in lane where control image acquisition device 10 acquires vehicle；Controller 20 is collected according to image acquisition device 10
Image, which determines, whether there is other vehicles between vehicle firing line and safe distance between vehicles markings, wherein the vehicle firing line and the peace
The distance between full spacing markings are safe distance between vehicles；If it has, then determining that the following distance between vehicle and other vehicles is not met
Safe distance between vehicles；If NO, it is determined that the following distance between vehicle and other vehicles meets safe distance between vehicles.
Wherein, the specific implementation of controller can for central processing unit (Central Processing Unit,
CPU), Digital Signal Processing (Digital Signal Processing, DSP) chip or programmable logic device (Field-
Programmable Gate Array, FPGA) etc., as long as having computing capability, the utility model embodiment is not done specifically
Limitation.
In the specific implementation process, image acquisition device 10 and controller 20 can integrate on the same device, can also divide
Not with the presence of individual equipment, the utility model embodiment is not particularly limited.
In the utility model embodiment, controller 20 controls image when having vehicle to pass through on determining vehicle firing line
The image in lane where collector 10 acquires the vehicle, then controller 20 judges that the vehicle is touched by vehicle by image
When hair line, whether there are other vehicles between the vehicle firing line and safe distance between vehicles markings, if so, then illustrating the vehicle and its
The following distance of its vehicle does not meet safe distance between vehicles.Compared to the prior art, which does not need to front truck with after
The following distance of vehicle carries out cumbersome calculating i.e. and whether in violation of rules and regulations to can determine vehicle, and following distance detection efficiency is higher, more in time.
In practical applications, the speed of vehicle driving is different, and the correspondence safe distance of vehicle is different.In consideration of it, referring to figure
2, which still further comprises velometer 30, communicates to connect, is specifically used for: true according to image in controller 20 with controller 20
Determine to obtain the speed of vehicle, and will acquire with the presence or absence of before other vehicles between vehicle firing line and safe distance between vehicles markings
To speed be sent to controller 20.
Correspondingly, controller 20 determines between vehicle firing line and safe distance between vehicles markings according to image with the presence or absence of other
It before vehicle, is also used to: determining safe distance between vehicles of the vehicle under the speed；Vehicle is determined from multiple safe distance between vehicles markings
The safe distance between vehicles markings corresponding to the safe distance between vehicles under the speed.The following distance for judging the vehicle and other vehicles whether
When meeting safe distance between vehicles, using safe distance between vehicles markings corresponding to the safe distance between vehicles under the speed as judgment criteria, if should
There are other vehicles between safe distance between vehicles markings corresponding to safe distance between vehicles under vehicle firing line and the speed, then illustrates the vehicle
Safe distance between vehicles is not met with the following distances of other vehicles, if corresponding to the safe distance between vehicles under the vehicle firing line and the speed
Safe distance between vehicles markings between there is no other vehicles, then the following distance of the vehicle and other vehicles meets safe distance between vehicles.
For example, according to People's Republic of China Road Traffic Safety Law Implementation Regulations " as defined in the 80th article: motor vehicle exists
Running on expressway when speed is more than 100 kilometers per hour, should be kept at a distance from 100 meters or more, vehicle with same lane front truck
When speed is lower than 100 kilometers per hour, can suitably it shorten with same lane leading vehicle distance, but minimum range must not be less than 50 meters.Such as
The speed of fruit vehicle is 120 kilometers per hour, then need to confirm 100 when judging whether vehicle following distance meets safe distance between vehicles
It whether there is other vehicles between rice safe distance between vehicles markings and vehicle firing line, and if it exists, then determine the vehicle and other vehicles
Following distance is excessively close, does not meet safe following distance.
In the specific implementation process, the specific implementation of velometer 30 can be radar velocity measurement sensor or laser velocimeter
Sensor or other the sensor of tachometric survey may be implemented, the utility model embodiment is not particularly limited.
In the specific implementation process, velometer 30 can be always maintained at operating status, have vehicle by vehicle firing line
When, speed when which is passed through vehicle firing line by velometer 30 is sent to controller 20；In addition, in order to save energy consumption,
It can be controller 20 and detecting vehicle after vehicle firing line, send detection instruction to velometer 30, make velometer 30
It detects the speed of the vehicle and the speed feedback that will test is to controller 20.
In the specific implementation process, in order to guarantee the timeliness and accuracy of tachometric survey, velometer 30 may include more
A unit that tests the speed, test the speed unit and lane one-to-one correspondence, and the unit that tests the speed is responsible for measuring the speed of the vehicle on a lane,
The difference unit that tests the speed is responsible for measuring the speed of the vehicle on different lanes.
The utility model embodiment can measure the speed of vehicle in time, and then determine the corresponding safety sign of vehicle
Line, with help judge whether vehicle and the following distance of other vehicles meet safe distance between vehicles, further improve following distance detect and
When property and accuracy.
Further, referring to Fig. 3, which further includes memory 40, for determining the following distance of vehicle in controller 20
After not meeting safe distance between vehicles, the image of the collected vehicle of image acquisition device 10 is saved, can realize that vehicle is travelling with this
The excessively close non-at-scene evidence obtaining of following distance in the process.
Moreover, memory 40 can correlation attribute information with storage workshop away from excessively close vehicle, such as license board information,
Speed etc., the utility model embodiment is not particularly limited.
In order to further facilitate non-at-scene evidence obtaining, memory 40 can also save the speed and figure of the excessively close vehicle of following distance
The corresponding relationship of picture.
The utility model embodiment may be implemented the vehicle excessively close non-at-scene evidence obtaining of following distance in the process of moving, avoid
It causes to dispute in penalty.
Above-mentioned technical proposal provided by the utility model in order to facilitate understanding enumerates a possible application scenarios pair below
Above-mentioned technical proposal provided by the utility model is described in detail.
Referring to Fig. 4, workshop device for detecting distance includes a video camera and multiple radars, and video camera and radar are mounted on height
Above fast highway, for monitoring whereabouts vehicle, the visual field of video camera covers the space confirmation mark of each lane and trackside,
A velocity radar is installed in each lane, and radar and video camera can be in communication with each other, and it is true that there will be spacings on the right side of highway
Recognize mark, between mark between be divided into 50m.
Whether there is vehicle in the vehicle firing line in each lane of video camera real-time detection, by taking one of lane as an example, works as mesh
When mark vehicle passes through vehicle firing line from picture bottom, video camera can capture the vehicle, and obtain the radar capture in corresponding lane
Speed, if speed be higher than 100km/h, in the vehicle firing line in current lane and between 100 meters of space confirmation marks
Range searching if can search determine that the following distance of the target vehicle is excessively close, otherwise with the presence or absence of front truck, then it is assumed that
It does not break rules and regulations；Likewise, if speed is lower than 100km/h, vehicle firing line and 50 meters of space confirmation marks in current lane
Range searching between will determines that the following distance of the target vehicle is excessively close if can search with the presence or absence of front truck, otherwise,
Then not think to break rules and regulations.
In the utility model embodiment, video camera judges that vehicle is passing through vehicle firing line by acquired image
When, the following distance that whether there are other vehicles to determine the vehicle Yu other vehicles between the vehicle firing line and safe distance between vehicles markings
Whether meet safe distance between vehicles, compared to the prior art, does not need to carry out cumbersome calculating to the following distance of front car and rear car
Whether in violation of rules and regulations to determine vehicle, following distance detection efficiency is higher, more in time.Also, in the violation vehicle picture of video camera capture, by
In there is space confirmation mark by lane, it can clearly prove that violation vehicle following distance is excessively close, and speed is by radar surveying
, radar generally has metering licensing, can prove the accuracy of speed.
Obviously, it is practical without departing from this can to carry out various modification and variations to the utility model by those skilled in the art
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (8)
1. a kind of workshop device for detecting distance characterized by comprising
Image acquisition device；And
With the controller of described image collector communication connection；
Wherein, the controller is used for: when thering is vehicle to pass through on determining vehicle firing line, control described image collector acquisition
The image in lane where the vehicle；According to described image determine between the vehicle firing line and safe distance between vehicles markings whether
There are other vehicles, wherein the distance between the vehicle firing line and the safe distance between vehicles markings are safe distance between vehicles；If
It is, it is determined that the following distance between the vehicle and other described vehicles does not meet safe distance between vehicles；If NO, it is determined that the vehicle
Following distance between other described vehicles meets safe distance between vehicles.
2. device as described in claim 1, which is characterized in that described image collector and the controller are integrated in same set
It is standby upper.
3. device as claimed in claim 1 or 2, which is characterized in that described device further includes velometer, logical with the controller
Letter connection；
The velometer is used for: determining the vehicle firing line and safe distance between vehicles markings according to described image in the controller
Between with the presence or absence of before other vehicles, obtain the speed of the vehicle；The speed is sent to the controller；
The controller is also used to: determining safe distance between vehicles of the vehicle under the speed；From multiple safe distance between vehicles markings
In determine vehicle safe distance between vehicles markings corresponding to the safe distance between vehicles under the speed.
4. device as claimed in claim 3, which is characterized in that the velometer is specially radar velocity measurement sensor or Laser Measuring
Fast sensor.
5. device as claimed in claim 3, which is characterized in that the velometer includes at least one unit that tests the speed；It is described extremely
Few one is tested the speed unit and at least one lane corresponds, at least one described each of unit that tests the speed unit that tests the speed is used for
Acquire the speed of the vehicle on the corresponding lane of the unit that tests the speed.
6. device according to claim 1 or 2, which is characterized in that described device further includes memory, in the control
After device processed determines that the following distance of the vehicle does not meet safe distance between vehicles, described image is saved.
7. device as claimed in claim 6, which is characterized in that the memory is also used to:
Save the speed of the vehicle and the corresponding relationship of described image.
8. device as claimed in claim 1 or 2, which is characterized in that the controller is specially central processor CPU, number
Any one in signal processing dsp chip or programmable logic device FPGA.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821757008.2U CN208889032U (en) | 2018-10-26 | 2018-10-26 | A kind of workshop device for detecting distance |
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| CN201821757008.2U CN208889032U (en) | 2018-10-26 | 2018-10-26 | A kind of workshop device for detecting distance |
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| CN208889032U true CN208889032U (en) | 2019-05-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461324A (en) * | 2018-10-26 | 2019-03-12 | 天津市公安交通管理局 | A kind of workshop device for detecting distance |
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- 2018-10-26 CN CN201821757008.2U patent/CN208889032U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109461324A (en) * | 2018-10-26 | 2019-03-12 | 天津市公安交通管理局 | A kind of workshop device for detecting distance |
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