CN106781540A - Overspeed snapping law enforcement evidence collecting method in the case of variable speed-limit - Google Patents
Overspeed snapping law enforcement evidence collecting method in the case of variable speed-limit Download PDFInfo
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- CN106781540A CN106781540A CN201710189859.5A CN201710189859A CN106781540A CN 106781540 A CN106781540 A CN 106781540A CN 201710189859 A CN201710189859 A CN 201710189859A CN 106781540 A CN106781540 A CN 106781540A
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- 238000004891 communication Methods 0.000 claims abstract description 43
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- 238000009434 installation Methods 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 6
- 230000006870 function Effects 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 8
- 238000004458 analytical method Methods 0.000 abstract description 3
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- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
- G08G1/054—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed photographing overspeeding vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
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Abstract
The invention provides the overspeed snapping law enforcement evidence collecting method in the case of a kind of variable speed-limit, the method includes setting up overspeed snapping law enforcement apparatus for obtaining evidence：Including video acquisition unit, overspeed snapping unit and microwave detecting unit；Video acquisition unit includes waterproof case and captures camera；Overspeed snapping unit is included from wireless communication module, controller, high-definition camera and tachymeter.Video acquisition unit in the present invention can in real time obtain the speed limit after changing, and the new speed limit is transferred to overspeed snapping unit, the foundation whether overspeed snapping unit is exceeded the speed limit using new speed limit as vehicle, it is the overspeed snapping law enforcement evidence collecting method in the case of a kind of variable speed-limit, the present invention can realize the width degree regulation of antenna rf radiation, low signal interference effectively drops, captured in real-time can also be carried out to variable speed-limit sign simultaneously and graphical analysis obtains speed limit, speed limit data are provided so as to grab fearness for hypervelocity, the hypervelocity monitoring in the case of variable-ratio is realized.
Description
Technical field
The present invention relates to a kind of monitoring system and monitoring method, especially a kind of monitoring system for road monitoring overspeed
And monitoring method.
Background technology
In recent years, the development of China's expressway construction is very fast.First highway of China was built up from 1988
Since, to the end of the year 2010, China's highway mileage open to traffic reaches 7.3 ten thousand km.According to《National expressway network is planned》, China
Accelerating national expressway network main framing hammer and tongs to build, to the year two thousand twenty, national expressway network is being built up substantially.
When, China Expressway is open to traffic total kilometrage will be up to 100,000 km.New road network is by 7 capital radioactive ray, 9 north and south vertical lines and 18
Thing x wire is constituted, referred to as " 7918 " net.
The highway circuit of China is long, and environmental change is big, and variable speed-limit is more, therefore to the hypervelocity of highway illegal bans
Law enforcement evidence obtaining is extremely difficult, so in the case of needing a kind of variable speed-limit that can be widely applied to the environment such as highway of proposition
Overspeed snapping is enforced the law evidence collecting method and is provided solving to ban on a highway hypervelocity illegal activities in the case of variable speed-limit and holds
Method foundation.
The content of the invention
It is illegal to the hypervelocity in the case of variable speed-limit that the technical problem to be solved in the present invention is that existing monitoring device is difficult to
Behavior carries out candid photograph evidence obtaining, so the key as problem of how being taken pictures to vehicle when vehicle passes through.
In order to solve the above-mentioned technical problem, taken present invention also offers the overspeed snapping law enforcement in the case of a kind of variable speed-limit
Card method, comprises the following steps：
Step 1, the overspeed snapping law enforcement apparatus for obtaining evidence set up in the case of variable speed-limit, in the road ahead 10 of variable speed-limit sign
Mounting and fixing bracket at ~ 20 meters, is adopted on support bracket fastened crossbeam by U-shaped upper fixed seat and U-shaped lower fixed seat installation video
Collection unit and microwave detecting unit, install overspeed snapping unit at the km of road rear 2 ~ 3 of variable speed-limit sign；
In the case of the variable speed-limit overspeed snapping law enforcement apparatus for obtaining evidence, including video acquisition unit, overspeed snapping unit with
And microwave detecting unit；Video acquisition unit includes waterproof case（1）And capture camera（5）；Overspeed snapping unit includes
From wireless communication module, controller, high-definition camera and tachymeter；
In waterproof case（1）Front panel be provided with candid photograph window（2）；Capturing window（2）Inside it is vertically provided with balance staff
（6）；Capture camera（5）Installed in balance staff（6）On, and positioned at candid photograph window（2）It is interior；In waterproof case（1）Side screw
It is provided with a level angle regulating bolt（7）；Level angle regulating bolt（7）Screw rod end horizontal through waterproof case（1）
Side after globular hinge capture camera（5）Side on；In waterproof case（1）Installation is hinged with the lower edge of front side
Supporting plate（9）；In waterproof case（1）Lower spherical be hinged with a luffing angle adjusting screw rod（10）；Luffing angle is adjusted
Screw rod（10）Lower end through install supporting plate（9）, and in luffing angle adjusting screw rod（10）On be combined with adjusting nut（11）
And clamp nut（12）；Adjusting nut（11）And clamp nut（12）It is located at respectively and supporting plate is installed（9）Both sides up and down；In peace
Dress supporting plate（9）Downside be fixed with two U-shaped upper fixed seats（13）；
In cell enclosure（25）Upper left be hinged with tilt adjustment plate（17）, in cell enclosure（25）Upper right be provided with
Regulation bearing（21）；In regulation bearing（21）Upper rotary type is provided with swivel plate（22）；In tilt adjustment plate（17）Lower section is hinged with
Tilt adjustment screw rod（20）；Tilt adjustment screw rod（20）Through swivel plate（22）And in tilt adjustment bolt（20）On screw inclination
Fixing nut（24）With tilt adjustment nut（23）, and incline fixing nut（24）With tilt adjustment nut（23）Rotation is located at respectively
Flap（22）Both sides；In tilt adjustment plate（17）Upside be provided with two U-shaped lower fixed seats（14）；U-shaped upper fixed seat（13）
With the U-shaped lower fixed seat of corresponding position（14）Side is hinged, and opposite side passes through installation bolt（15）It is fixedly connected；
In waterproof case（1）Rear side be provided with control cabinet（8）；In control cabinet（8）Inside it is provided with microprocessor, memory and main nothing
Line communication module；Microprocessor respectively with capture camera（5）, memory and main wireless communication module be connected；Controller point
It is not connected with from wireless communication module, high-definition camera and tachymeter；Main wireless communication module with from wireless communication module without
Line communicates；The data acquisition end of microprocessor passes through data wire（18）It is connected to the output end of converter；
Step 2, adjusting pitch angle adjusting screw rod and level angle regulating bolt enable candid photograph camera while photographing car
Road and variable speed-limit sign, make according to road width and microwave detecting unit with respect to the position adjustments tilt adjustment screw rod of road
Antenna is directed at downwards road, the upper end position of adjusting yoke and the position of rotating shaft, so as to the radiation to antenna is defined simultaneously
Stop the interference signal for returning；
Step 3, passes by information, if having detected vehicle road by the vehicle in each track on microwave detecting unit real-time detection road
Cross, then capturing camera by microprocessor control carries out video capture, and vehicle pictures to capturing carry out treatment and obtain car plate
Number and variable speed-limit sign image in speed limit, vehicle pictures are stored in memory according still further to license plate number, while logical
Cross main wireless communication module and sent speed limit to the controller of overspeed snapping unit from wireless communication module communication；
Step 4, the controller of overspeed snapping unit according to the speed limit for receiving as threshold speed, by the current measurement of tachymeter
Value is compared with threshold speed, the threshold value if current measurement value outpaces, and control high-definition camera carries out evidence obtaining of taking pictures, and obtains
Obtain evidence photograph；
Step 5, by controller control communicated with main wireless communication module from wireless communication module, by evidence photograph send to
Microprocessor, image procossing is carried out by microprocessor to the evidence photograph for receiving, and obtains the license plate number in evidence photograph, further according to
The vehicle photo of corresponding license plate number in license plate number inquiry memory in evidence photograph；
Step 6, the vehicle photo and corresponding evidence photograph that will inquire about acquisition by microprocessor merges into photo violating the regulations.
As the further limits scheme of the overspeed snapping law enforcement evidence collecting method in the case of variable speed-limit of the invention, microwave
Detection unit includes cell enclosure（25）, upper end fixing bolt（30）, lower end fixing bolt（31）, antenna（32）And two points
An Zhuan not cell enclosure（25）The shielding body of the left and right sides；In cell enclosure（25）Inside be provided with emitter, sending and receiving separator,
IQ frequency mixers, bandpass filter and converter；In cell enclosure（25）The left and right sides be vertically provided with two it is relative
Bar hole（26）；Shielding body includes barricade（28）And pull bar（29）；In barricade（28）Upper edge be provided with one turn
Axle（27）；Rotating shaft（27）Two ends pass through two lower end fixing bolts（31）Installed in cell enclosure（25）Two bar shapeds of side
Hole（26）On；Pull bar（29）Lower end be hinged on barricade（28）On, upper end passes through upper end fixing bolt（30）Installed in bar shaped
Hole（26）On；Antenna（32）Installed in cell enclosure（25）Lower section, and positioned at left and right two barricades（28）Between；Emitter
It is connected to the transmitting input of sending and receiving separator；The sending and receiving end of sending and receiving separator is connected to antenna（32）；Sending and receiving separator connects
Receive the input that output end is connected to IQ frequency mixers；The output end of IQ frequency mixers is connected to the input of bandpass filter；Band logical
The output end of wave filter is connected to the input of converter；The output end of converter is used to export digital type microwave detection letter
Number.
Vehicle pictures and variable-ratio mark can be obtained using camera is captured, is that later stage overspeed of vehicle retains evidence, together
When can carry out captured in real-time to variable speed-limit sign, by microprocessor carry out graphical analysis obtain speed limit so that for hypervelocity
Grab fearness and speed limit data are provided, realize the hypervelocity monitoring in the case of variable-ratio；Using video acquisition unit and overspeed snapping unit
Real-time Communication for Power, so that overspeed snapping unit obtains newest speed limit, and by the evidence photograph of candid photograph and the car for shooting before
Picture synthesizes photo violating the regulations, for overspeed violation law enforcement provides strong evidence.
As the further limits scheme of the overspeed snapping law enforcement evidence collecting method in the case of variable speed-limit of the invention, micro- place
Reason device deletes the vehicle pictures of over-time threshold value in memory according to storage time timing.Using periodically deletion over-time threshold
The vehicle pictures of value, can effectively save memory space, alleviate the pictures management pressure of microprocessor.
As the further limits scheme of the overspeed snapping law enforcement evidence collecting method in the case of variable speed-limit of the invention, time
Threshold value is 50 minutes.The vehicle that the time threshold of setting 50 minutes is able to ensure that in 2 ~ 3 kms interval is crossed completely, is not in
Situation about deleting by mistake.
As the further limits scheme of the overspeed snapping law enforcement evidence collecting method in the case of variable speed-limit of the invention, micro- place
Reason device enters row buffering to the evidence photograph for receiving, and image procossing is carried out one by one further according to time order and function order is received, so as to obtain
License plate number in each evidence photograph.It is able to ensure that each evidence photograph can obtain effectively treatment using buffer-stored, prevents
Only there is congestion, the reliability of strengthening system.
The invention provides the overspeed snapping law enforcement apparatus for obtaining evidence in the case of a kind of variable speed-limit, including video acquisition list
Unit, overspeed snapping unit and microwave detecting unit；Video acquisition unit includes waterproof case and captures camera；Hypervelocity is grabbed
Clapping unit is included from wireless communication module, controller, high-definition camera and tachymeter；
Candid photograph window is provided with the front panel of waterproof case；Balance staff is vertically provided with capturing in window；Capture camera
On balance staff, and in candid photograph window；Screwed in the side of waterproof case and be provided with a level angle regulating bolt；
The screw rod end of level angle regulating bolt is horizontal through globular hinge behind the side of waterproof case on the side for capturing camera；
Installation supporting plate is hinged with lower edge on front side of waterproof case；An angle of pitch is hinged with the lower spherical of waterproof case
Degree adjusting screw rod；The lower end of luffing angle adjusting screw rod is combined with through installation supporting plate on luffing angle adjusting screw rod
Adjusting nut and clamp nut；Adjusting nut and clamp nut are located at the both sides up and down for installing supporting plate respectively；Supported installing
Two U-shaped upper fixed seats are fixed with the downside of plate；
Tilt adjustment plate is hinged with the upper left of cell enclosure, regulation bearing is provided with the upper right of cell enclosure；
Rotary type is provided with swivel plate on regulation bearing；Tilt adjustment screw rod is hinged with below tilt adjustment plate；Tilt adjustment screw rod is worn
Cross swivel plate and inclination fixing nut and tilt adjustment nut are screwed on tilt adjustment bolt, and incline fixing nut and inclination
Adjusting nut is respectively positioned at the both sides of swivel plate；Two U-shaped lower fixed seats are provided with the upside of tilt adjustment plate；It is fixed on U-shaped
Seat is hinged with the U-shaped lower fixed seat side of corresponding position, and opposite side is fixedly connected by installation bolt；
Control cabinet is provided with rear side of waterproof case；Microprocessor, memory and main radio communication mold are provided with control cabinet
Block；Microprocessor is connected with candid photograph camera, memory and main wireless communication module respectively；Controller respectively with from channel radio
Letter module, high-definition camera and tachymeter are connected；Main wireless communication module with from wireless communication module radio communication；Microprocessor
The data acquisition end of device is connected to the output end of converter by data wire.
The shooting direction for capturing camera can be when mounted adjusted using level angle regulating bolt, it is ensured that capture shooting
Head alignment variable-ratio mark and road；The pitching of video acquisition unit can be when mounted adjusted using luffing angle adjusting screw rod
Shooting angle, it is ensured that capturing camera can photograph suitable picture；Using setting for tilt adjustment plate and tilt adjustment screw rod
Put, can when mounted adjust the left and right direction of microwave detecting unit, it is ensured that microwave detecting unit is directed at road.
It is fixed on U-shaped as the further limits scheme of the overspeed snapping law enforcement apparatus for obtaining evidence in the case of variable speed-limit
Triangular prism is arranged at intervals with the U-shaped face of seat and U-shaped lower fixed seat.Either still existed installed in square beam using triangular prism
Good anti-rotation effect can be played on circular crossbeam, especially in square beam, square beam can be directly anchored to
Angular edge on.
As the further limits scheme of the overspeed snapping law enforcement apparatus for obtaining evidence in the case of variable speed-limit, on waterproof case
Side is provided with protective plate；Protective plate is extended over to control cabinet top.Waterproof case and control cabinet can be carried out using protective plate
Effectively protection.
As the further limits scheme of the overspeed snapping law enforcement apparatus for obtaining evidence in the case of variable speed-limit, before protective plate
Acclivitous eaves board is provided with lateral edges.Can be to being protected on front side of waterproof case using eaves board, rain cover and ash
Dirt.
The beneficial effects of the present invention are：（1）Barricade using shielding body enters to the width degree that antenna rf is radiated
Low signal interference, can effectively drop in row regulation, strengthen the detection reliability of microwave detecting unit；（2）Using pull bar and bar hole
Cooperation can realize shielding body barricade height and angle of inclination regulation, meet in-site installation shielding angle and height
The requirement of degree, strengthens the universality of microwave detecting unit；（3）Vehicle can be obtained using the candid photograph camera of video acquisition unit
Picture and variable-ratio mark, are that later stage overspeed of vehicle retains evidence, while captured in real-time can be carried out to variable speed-limit sign, by
Microprocessor carries out graphical analysis and obtains speed limit, so that grabbing fearness for hypervelocity provides speed limit data, realizes in the case of variable-ratio
Hypervelocity monitoring；（4）Using video acquisition unit and overspeed snapping unit real-time Communication for Power, so that overspeed snapping unit is obtained most
New speed limit, and the evidence photograph of candid photograph is synthesized into photo violating the regulations with the vehicle pictures for shooting before, it is that overspeed violation is held
Method provides strong evidence.（5）The present invention is especially suitable for highway.For example, highway is under normal circumstances, highest limit
Speed is 120km/h, but when there are the bad weathers such as rain, snow, mist, vehicle supervision department will reduce Maximum speed limit, now, is handed over
Logical administrative department just can be with the speed limit in real-time variable speed(-)limit sign.If using overspeed snapping of the invention law enforcement evidence obtaining side
Method, video acquisition unit can in real time obtain the speed limit after changing, and the new speed limit is transferred into overspeed snapping unit,
The foundation whether overspeed snapping unit is exceeded the speed limit using new speed limit as vehicle.
Brief description of the drawings
Fig. 1 is video acquisition unit and microwave detecting unit forward sight structural representation；
Fig. 2 is video acquisition unit and microwave detecting unit right side structural representation；
Fig. 3 is video acquisition unit and microwave detecting unit circuit theory schematic diagram；
Fig. 4 is overspeed snapping element circuit principle schematic；
Fig. 5 is the overspeed snapping law enforcement evidence collecting method flow chart in the case of variable speed-limit.
In figure:1st, waterproof case, 2, capture window, 3, protective plate, 4, eaves board, 5, capture camera, 6, balance staff, 7, level
Angle adjustable bolt, 8, control cabinet, 9, supporting plate is installed, 10, luffing angle adjusting screw rod, 11, adjusting nut, 12, fastening spiral shell
Mother, 13, U-shaped upper fixed seat, 14, U-shaped lower fixed seat, 15, installation bolt, 16, triangular prism, 17, tilt adjustment plate, 18, data
Line, 20, tilt adjustment bolt, 21, regulation bearing, 22, swivel plate, 23, tilt adjustment nut, 24, incline fixing nut, 25,
Cell enclosure, 26, bar hole, 27, rotating shaft, 28, barricade, 29, pull bar, 30, upper end fixing bolt, 31, lower end fixing bolt,
32nd, antenna.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the implementation method is shown in the drawings, wherein ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The implementation method for examining Description of Drawings is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
As Figure 1-3, microwave detecting unit includes：Cell enclosure 25, upper end fixing bolt 30, lower end fixing bolt
31st, antenna 32 and two shielding bodies for being separately mounted to the left and right sides of cell enclosure 25；Hair is provided with cell enclosure 25
Penetrate machine, sending and receiving separator, IQ frequency mixers, bandpass filter and converter；In cell enclosure（25）The left and right sides erect
To being provided with two relative bar holes 26；Shielding body includes barricade 28 and pull bar 29；Set in the upper edge of barricade 28
There is a rotating shaft 27；The two ends of rotating shaft 27 are arranged on two bar shapeds of the side of cell enclosure 25 by two lower end fixing bolts 31
On hole 26；The lower end of pull bar 29 is hinged on barricade 28, and upper end is arranged on bar hole 26 by upper end fixing bolt 30；My god
Line 32 is arranged on the lower section of cell enclosure 25, and between two barricades 28 in left and right；Emitter is connected to sending and receiving separator
Transmitting input；The sending and receiving end of sending and receiving separator is connected to antenna 32；The reception output end of sending and receiving separator is connected to IQ and mixes
The input of frequency device；The output end of IQ frequency mixers is connected to the input of bandpass filter；The output end connection of bandpass filter
To the input of converter；The output end of converter is used to export digital type microwave detection signal.
As Figure 1-4, the overspeed snapping law enforcement apparatus for obtaining evidence in the case of the variable speed-limit that the present invention is provided includes：Video
Collecting unit, overspeed snapping unit and above-mentioned microwave detecting unit；Video acquisition unit includes waterproof case 1 and captures
Camera 5；Overspeed snapping unit is included from wireless communication module, controller, high-definition camera and tachymeter；
Candid photograph window 2 is provided with the front panel of waterproof case 1；Balance staff 6 is vertically provided with capturing in window 2；Candid photograph is taken the photograph
As first 5 on balance staff 6, and in candid photograph window 2；Screwed in the side of waterproof case 1 and be provided with a level angle
Regulating bolt 7；The screw rod end of level angle regulating bolt 7 is taken the photograph horizontal through globular hinge behind the side of waterproof case 1 in candid photograph
As on first 5 side；Installation supporting plate 9 is hinged with the front side lower edge of waterproof case 1；In the downside ball of waterproof case 1
Shape is hinged with a luffing angle adjusting screw rod 10；Bowed through installation supporting plate 9 lower end of luffing angle adjusting screw rod 10
Adjusting nut 11 and clamp nut 12 are combined with elevation angle degree adjusting screw rod 10；Adjusting nut 11 and clamp nut 12 are located at respectively
The both sides up and down of supporting plate 9 are installed；Two U-shaped upper fixed seats 13 are fixed with the downside for installing supporting plate 9；
Tilt adjustment plate 17 is hinged with the upper left of cell enclosure 25, regulation branch is provided with the upper right of cell enclosure 25
Seat 21；Rotary type is provided with swivel plate 22 on regulation bearing 21；Tilt adjustment screw rod 20 is hinged with below tilt adjustment plate 17；
Tilt adjustment screw rod 20 is through swivel plate 22 and inclination fixing nut 24 and tilt adjustment spiral shell are screwed on tilt adjustment bolt 20
Female 23, and fixing nut 24 and tilt adjustment nut 23 are inclined respectively positioned at the both sides of swivel plate 22；In tilt adjustment plate 17
Upside is provided with two U-shaped lower fixed seats 14；U-shaped upper fixed seat 13 is hinged with the side of U-shaped lower fixed seat 14 of corresponding position, separately
Side is fixedly connected by installation bolt 15；
Control cabinet 8 is provided with the rear side of waterproof case 1；Microprocessor, memory and main radio communication are provided with control cabinet 8
Module；Microprocessor is connected with candid photograph camera 5, memory and main wireless communication module respectively；Controller respectively with from nothing
Line communication module, high-definition camera and tachymeter are connected；Main wireless communication module with from wireless communication module radio communication；It is micro-
The data acquisition end of processor is connected to the output end of converter by data wire 18；It is solid under U-shaped upper fixed seat 13 and U-shaped
Triangular prism 16 is arranged at intervals with the U-shaped face of reservation 14；Protective plate 3 is provided with the upside of waterproof case 1；Protective plate 3 is extended over
To the top of control cabinet 8；Acclivitous eaves board 4 is provided with the forward edge of protective plate 3.
As shown in figure 5, the overspeed snapping law enforcement evidence collecting method in the case of the variable speed-limit of present invention offer includes following step
Suddenly：
Step 1, the overspeed snapping law enforcement apparatus for obtaining evidence set up in the case of variable speed-limit, in the road ahead 10 of variable speed-limit sign
Mounting and fixing bracket at ~ 20 meters, is installed by U-shaped upper fixed seat 13 and U-shaped lower fixed seat 14 on support bracket fastened crossbeam and regarded
Frequency collecting unit and microwave detecting unit, install overspeed snapping unit at the km of road rear 2 ~ 3 of variable speed-limit sign；
Step 2, adjusting pitch angle adjusting screw rod 10 and level angle regulating bolt 7 enable candid photograph camera 5 while shooting
To track and variable speed-limit sign, according to road width and the position adjustments tilt adjustment spiral shell of the relative road of microwave detecting unit
Bar 20 makes the alignment road downwards of antenna 32, the upper end position of adjusting yoke 29 and the position of rotating shaft 27, so as to antenna 32
Radiation is defined and stops the interference signal of return；
Step 3, passes by information, if having detected vehicle road by the vehicle in each track on microwave detecting unit real-time detection road
Cross, then capturing camera 5 by microprocessor control carries out video capture, and vehicle pictures to capturing carry out treatment and obtain car plate
Number and variable speed-limit sign image in speed limit, vehicle pictures are stored in memory according still further to license plate number, while logical
Cross main wireless communication module and sent speed limit to the controller of overspeed snapping unit from wireless communication module communication；
Step 4, the controller of overspeed snapping unit according to the speed limit for receiving as threshold speed, by the current measurement of tachymeter
Value is compared with threshold speed, the threshold value if current measurement value outpaces, and control high-definition camera carries out evidence obtaining of taking pictures, and obtains
Obtain evidence photograph；
Step 5, by controller control communicated with main wireless communication module from wireless communication module, by evidence photograph send to
Microprocessor, image procossing is carried out by microprocessor to the evidence photograph for receiving, and obtains the license plate number in evidence photograph, further according to
The vehicle photo of corresponding license plate number in license plate number inquiry memory in evidence photograph；
Step 6, the vehicle photo and corresponding evidence photograph that will inquire about acquisition by microprocessor merges into photo violating the regulations.
Wherein, microprocessor deletes the vehicle pictures of over-time threshold value in memory according to storage time timing；Time
Threshold value is 50 minutes；Microprocessor enters row buffering to the evidence photograph for receiving, and is carried out one by one further according to time order and function order is received
Image procossing, so as to obtain the license plate number in each evidence photograph.
Embodiments of the present invention are explained in detail above in conjunction with accompanying drawing, but the present invention is not limited to above-mentioned implementation
Mode, in the ken that those of ordinary skill in the art possess, can also be on the premise of present inventive concept not be departed from
Make a variety of changes.The above, is only presently preferred embodiments of the present invention, and any formal limit is not made to the present invention
System, although the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional skill
Art personnel, without departing from the scope of the present invention, when using the technology contents of the disclosure above make it is a little change or
The Equivalent embodiments of equivalent variations are modified to, as long as being without departing from technical solution of the present invention content, according to technology reality of the invention
Matter, within the spirit and principles in the present invention, any simple modification, equivalent and the improvement made to above example
Deng still falling within the protection domain of technical solution of the present invention.
Claims (5)
1. in the case of variable speed-limit overspeed snapping law enforcement evidence collecting method, it is characterised in that comprise the following steps：
Step 1, the overspeed snapping law enforcement apparatus for obtaining evidence set up in the case of variable speed-limit, in the road ahead 10 of variable speed-limit sign
Mounting and fixing bracket at ~ 20 meters, passes through U-shaped upper fixed seat on support bracket fastened crossbeam（13）With U-shaped lower fixed seat（14）Peace
Dress video acquisition unit and microwave detecting unit, install overspeed snapping list at the km of road rear 2 ~ 3 of variable speed-limit sign
Unit；
In the case of the variable speed-limit overspeed snapping law enforcement apparatus for obtaining evidence, including video acquisition unit, overspeed snapping unit with
And microwave detecting unit；Video acquisition unit includes waterproof case（1）And capture camera（5）；Overspeed snapping unit includes
From wireless communication module, controller, high-definition camera and tachymeter；
In waterproof case（1）Front panel be provided with candid photograph window（2）；Capturing window（2）Inside it is vertically provided with balance staff
（6）；Capture camera（5）Installed in balance staff（6）On, and positioned at candid photograph window（2）It is interior；In waterproof case（1）Side screw
It is provided with a level angle regulating bolt（7）；Level angle regulating bolt（7）Screw rod end horizontal through waterproof case（1）
Side after globular hinge capture camera（5）Side on；In waterproof case（1）Installation is hinged with the lower edge of front side
Supporting plate（9）；In waterproof case（1）Lower spherical be hinged with a luffing angle adjusting screw rod（10）；Luffing angle is adjusted
Screw rod（10）Lower end through install supporting plate（9）, and in luffing angle adjusting screw rod（10）On be combined with adjusting nut（11）
And clamp nut（12）；Adjusting nut（11）And clamp nut（12）It is located at respectively and supporting plate is installed（9）Both sides up and down；In peace
Dress supporting plate（9）Downside be fixed with two U-shaped upper fixed seats（13）；
In cell enclosure（25）Upper left be hinged with tilt adjustment plate（17）, in cell enclosure（25）Upper right be provided with
Regulation bearing（21）；In regulation bearing（21）Upper rotary type is provided with swivel plate（22）；In tilt adjustment plate（17）Lower section is hinged with
Tilt adjustment screw rod（20）；Tilt adjustment screw rod（20）Through swivel plate（22）And in tilt adjustment bolt（20）On screw inclination
Fixing nut（24）With tilt adjustment nut（23）, and incline fixing nut（24）With tilt adjustment nut（23）Rotation is located at respectively
Flap（22）Both sides；In tilt adjustment plate（17）Upside be provided with two U-shaped lower fixed seats（14）；U-shaped upper fixed seat（13）
With the U-shaped lower fixed seat of corresponding position（14）Side is hinged, and opposite side passes through installation bolt（15）It is fixedly connected；
In waterproof case（1）Rear side be provided with control cabinet（8）；In control cabinet（8）Inside it is provided with microprocessor, memory and main nothing
Line communication module；Microprocessor respectively with capture camera（5）, memory and main wireless communication module be connected；Controller point
It is not connected with from wireless communication module, high-definition camera and tachymeter；Main wireless communication module with from wireless communication module without
Line communicates；The data acquisition end of microprocessor passes through data wire（18）It is connected to the output end of converter；
Step 2, adjusting pitch angle adjusting screw rod（10）With level angle regulating bolt（7）Make candid photograph camera（5）Can be same
When photograph track and variable speed-limit sign, inclined with respect to the position adjustments of road according to road width and microwave detecting unit
Adjusting screw rod（20）Make antenna（32）Road, adjusting yoke are directed at downwards（29）Upper end position and rotating shaft（27）Position,
So as to antenna（32）Radiation be defined and stop the interference signal of return；
Step 3, passes by information, if having detected vehicle road by the vehicle in each track on microwave detecting unit real-time detection road
Cross, then camera is captured by microprocessor control（5）Carry out video capture, and vehicle pictures to capturing carry out treatment and obtain car
Speed limit in the trade mark and variable speed-limit sign image, stores in memory vehicle pictures according still further to license plate number, while
Speed limit is sent to the controller of overspeed snapping unit by main wireless communication module and from wireless communication module communication；
Step 4, the controller of overspeed snapping unit according to the speed limit for receiving as threshold speed, by the current measurement of tachymeter
Value is compared with threshold speed, the threshold value if current measurement value outpaces, and control high-definition camera carries out evidence obtaining of taking pictures, and obtains
Obtain evidence photograph；
Step 5, by controller control communicated with main wireless communication module from wireless communication module, by evidence photograph send to
Microprocessor, image procossing is carried out by microprocessor to the evidence photograph for receiving, and obtains the license plate number in evidence photograph, further according to
The vehicle photo of corresponding license plate number in license plate number inquiry memory in evidence photograph；
Step 6, the vehicle photo and corresponding evidence photograph that will inquire about acquisition by microprocessor merges into photo violating the regulations.
2. in the case of variable speed-limit according to claim 1 overspeed snapping law enforcement evidence collecting method, it is characterised in that micro- place
Reason device deletes the vehicle pictures of over-time threshold value in memory according to storage time timing.
3. in the case of variable speed-limit according to claim 2 overspeed snapping law enforcement evidence collecting method, it is characterised in that the time
Threshold value is 50 minutes.
4. in the case of variable speed-limit according to claim 1 overspeed snapping law enforcement evidence collecting method, it is characterised in that micro- place
Reason device enters row buffering to the evidence photograph for receiving, and image procossing is carried out one by one further according to time order and function order is received, so as to obtain
License plate number in each evidence photograph.
5. in the case of variable speed-limit according to claim 1 overspeed snapping law enforcement evidence collecting method, it is characterised in that microwave
Detection unit includes cell enclosure（25）, upper end fixing bolt（30）, lower end fixing bolt（31）, antenna（32）And two points
An Zhuan not cell enclosure（25）The shielding body of the left and right sides；In cell enclosure（25）Inside be provided with emitter, sending and receiving separator,
IQ frequency mixers, bandpass filter and converter；In cell enclosure（25）The left and right sides be vertically provided with two it is relative
Bar hole（26）；Shielding body includes barricade（28）And pull bar（29）；In barricade（28）Upper edge be provided with one turn
Axle（27）；Rotating shaft（27）Two ends pass through two lower end fixing bolts（31）Installed in cell enclosure（25）Two bar shapeds of side
Hole（26）On；Pull bar（29）Lower end be hinged on barricade（28）On, upper end passes through upper end fixing bolt（30）Installed in bar shaped
Hole（26）On；Antenna（32）Installed in cell enclosure（25）Lower section, and positioned at left and right two barricades（28）Between；Emitter
It is connected to the transmitting input of sending and receiving separator；The sending and receiving end of sending and receiving separator is connected to antenna（32）；Sending and receiving separator connects
Receive the input that output end is connected to IQ frequency mixers；The output end of IQ frequency mixers is connected to the input of bandpass filter；Band logical
The output end of wave filter is connected to the input of converter；The output end of converter is used to export digital type microwave detection letter
Number.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710189859.5A CN106781540B (en) | 2017-03-28 | 2017-03-28 | Overspeed snapping law enforcement evidence collecting method in the case of variable speed-limit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107358797A (en) * | 2017-07-05 | 2017-11-17 | 安徽百诚慧通科技有限公司 | A kind of Emergency Vehicle Lane grasp shoot device and its control method based on radar triggering |
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| CN202632529U (en) * | 2012-01-13 | 2012-12-26 | 杭州跃昊科技有限公司 | Ultra-high definition motor vehicle overspeed snapshot evidence obtaining system applicable to high-speed snapshot |
| CN203786903U (en) * | 2014-03-25 | 2014-08-20 | 赵玉玺 | Variable-speed-limit road traffic safety monitoring and control system |
| CN204614213U (en) * | 2015-05-14 | 2015-09-02 | 张颖 | A kind of traffic violation evidence collecting apparatus for variable speed-limit control system |
| CN106530746A (en) * | 2016-10-28 | 2017-03-22 | 江苏信息职业技术学院 | Vehicle speed detection apparatus and detection method based on video technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202632529U (en) * | 2012-01-13 | 2012-12-26 | 杭州跃昊科技有限公司 | Ultra-high definition motor vehicle overspeed snapshot evidence obtaining system applicable to high-speed snapshot |
| CN203786903U (en) * | 2014-03-25 | 2014-08-20 | 赵玉玺 | Variable-speed-limit road traffic safety monitoring and control system |
| CN204614213U (en) * | 2015-05-14 | 2015-09-02 | 张颖 | A kind of traffic violation evidence collecting apparatus for variable speed-limit control system |
| CN106530746A (en) * | 2016-10-28 | 2017-03-22 | 江苏信息职业技术学院 | Vehicle speed detection apparatus and detection method based on video technology |
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| CN107358797A (en) * | 2017-07-05 | 2017-11-17 | 安徽百诚慧通科技有限公司 | A kind of Emergency Vehicle Lane grasp shoot device and its control method based on radar triggering |
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| CN106781540B (en) | 2019-02-19 |
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Denomination of invention: Methods of law enforcement and evidence collection in case of variable speed limit Effective date of registration: 20230103 Granted publication date: 20190219 Pledgee: Zijin Trust Co.,Ltd. Pledgor: JIANGSU UTIS NEW TECHNOLOGY Co.,Ltd. Registration number: Y2022980028932 |
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Granted publication date: 20190219 Pledgee: Zijin Trust Co.,Ltd. Pledgor: JIANGSU UTIS NEW TECHNOLOGY Co.,Ltd. Registration number: Y2022980028932 |