CN206450940U - Recognition of container number camera synchronization stroboscopic LED light supplement lamp - Google Patents
Recognition of container number camera synchronization stroboscopic LED light supplement lamp Download PDFInfo
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- CN206450940U CN206450940U CN201720033571.4U CN201720033571U CN206450940U CN 206450940 U CN206450940 U CN 206450940U CN 201720033571 U CN201720033571 U CN 201720033571U CN 206450940 U CN206450940 U CN 206450940U
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- 239000013589 supplement Substances 0.000 title claims abstract description 22
- 230000001360 synchronised effect Effects 0.000 claims abstract description 30
- 239000011324 bead Substances 0.000 claims abstract description 25
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 101150038956 cup-4 gene Proteins 0.000 description 3
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- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003442 weekly effect Effects 0.000 description 2
- 206010019133 Hangover Diseases 0.000 description 1
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- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a kind of synchronous stroboscopic LED light supplement lamp of recognition of container number camera, including housing, light sensor, synchronous and constant current output control module and power module, front cavity and rear chamber provided with physical connection but not intercommunication in the housing, include the Lamp cup installed successively in the front cavity, LED lamp bead substrate and LED lamp bead array, include that synchronous and constant current output control module is synchronous with being connected in the rear chamber and constant current output control module on power module, the light sensor is arranged on rear chamber and is connected in synchronization and constant current output control module.The utility model beneficial effect：The optical information and case number (CN) video camera synchronizing signal gathered by light sensor controls lamp brightness commonly through control circuit output electric current, it is synchronous with the holding of case number (CN) camera exposure, brightness and stroboscopic time automatically according to ambient light power control lamp, occur without scintillation, it is ensured that case number (CN) video camera results in the container number picture of high-quality.
Description
Technical field
The utility model belongs to lighting technical field, more particularly, to a kind of synchronous stroboscopic of recognition of container number camera
LED light supplement lamp.
Background technology
At present, in the construction to harbour wisdom materials stream informationization, especially in harbour container transport supervision, generally
Using to " passage container number identifying system ", the system is used as the main of container character IMAQ using high-definition camera
Equipment, the requirement for light is more harsh, particularly, it is necessary to install secondary light source additional under evening and Changes in weather larger environment
Light filling is carried out, so that recognition of container number camera (i.e. case number (CN) video camera), which can be captured, clearly carries case number (CN) Number character
The image of symbol.Domestic correlative technology field uses Halogen lamp LED as light compensating lamp all the time, but its power consumption is big, hot spot is uneven
Even, light filling intensity can not adjust, the asynchronous, reason such as be not durable directly influences the accuracy of case number (CN) identification, it is impossible to reach very
High discrimination.
Improve the efficiency that container number automatic identification rate and bayonet socket are let pass, it is necessary to from each side of case number (CN) identifying system
Face is improved, using the new equipment of emergence, such as using digital high-definition candid camera and high definition camera lens, more accurate
Logic judgment sensor and control system, the light filling that more must importantly improve under night and bad weather circumstances sets
It is standby, and reach with high definition snapshot video camera and work asynchronously, the character complete display for capturing image can be realized, after just making
The identification work of character is highly efficient and accurate in platform identifying system.
Utility model content
In view of this, the utility model is directed to a kind of synchronous stroboscopic LED light supplement lamp of recognition of container number camera,
With the weak point solved the above problems, worked asynchronously with case number (CN) video camera, adjust automatically light filling brightness improves identification work
Efficiency.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
Recognition of container number camera synchronization stroboscopic LED light supplement lamp, including housing, LED lamp bead array, LED lamp bead base
Plate, Lamp cup, light sensor, synchronization and constant current output control module and power module, in the housing provided with physical connection but
Include Lamp cup, LED lamp bead substrate and the LED lamp bead battle array installed successively in the front cavity and rear chamber of not intercommunication, the front cavity
Row, include that synchronous and constant current output control module is synchronous with being connected in the rear chamber and constant current output control module on electricity
Source module, the light sensor is arranged on rear chamber and is connected in synchronization and constant current output control module, the synchronization
Include MCU, inverse-excitation converting circuit, rectification output filter circuit and storage capacitor, the power supply mould with constant current output control module
Block is connected to inverse-excitation converting circuit, and the light sensor is connected to MCU input, and the MCU output ends are connected instead respectively
Excitation converting circuit and storage capacitor, the inverse-excitation converting circuit, rectification output filter circuit and storage capacitor are sequentially connected, and whole
Backfeed loop is formed between stream output filter circuit and inverse-excitation converting circuit, the storage capacitor is connected with LED lamp bead array.
Further, mounting bracket is installed on the housing.
Further, multiple mounting holes are offered in the mounting bracket.
Further, the housing is all-metal physics heat-dissipating casing.
Relative to prior art, the synchronous stroboscopic LED light supplement lamp of recognition of container number camera described in the utility model
Have the advantage that：
(1) the synchronous stroboscopic LED light supplement lamp of recognition of container number camera described in the utility model passes through light sensor
The optical information and case number (CN) video camera synchronizing signal of device collection control lamp brightness commonly through control circuit output electric current, with case number (CN)
Camera exposure keeps synchronous, and brightness and the stroboscopic time of lamp are controlled automatically according to ambient light power, scintillation is occurred without,
It ensure that case number (CN) video camera results in the container number picture of high-quality, and can adjust manually on automatic or backstage according to the actual requirements
The parameters such as whole cycle strobe gray scale；
(2) the synchronous stroboscopic LED light supplement lamp light filling of recognition of container number camera described in the utility model is uniform, it is ensured that
The number of before and after container and side is clear, will not produce character hangover or overexposure；It is anti-glare, do not influence driver to regard
Line；And character identification rate in core identification algorithm is greatly improved, so that case number (CN) discrimination is by the 95% of conventional art
More than 99% is brought up to, efficiency of the container by bayonet socket is drastically increased, it is to avoid congestion, has saved a large amount of human costs；
(3) the synchronous stroboscopic LED light supplement lamp of recognition of container number camera described in the utility model is followed, adapted to automatically
Camera frame synchronization exposes, and system has minister of defense bright, the defencive function such as Anti-surging, in synchronizing signal control aspect, using at present at first
That enters follows the method for synchronization of video camera automatically, can also Complete Synchronization camera frame in the unstable situation of video camera output frame rate
Exposure, while cycle strobe initial time and the termination time of LED stroboscopic lamps can also be accurately controlled, time precision can essence
Really arrive Microsecond grade；With power failure memory function.
(4) the synchronous stroboscopic LED light supplement lamp integrated design of recognition of container number camera described in the utility model
Meter, has the advantages that good heat dissipation, low-power consumption, the long-life, easy to use, can reach IP65 classification of waterproof.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is that the synchronous stroboscopic LED light supplement lamp of recognition of container number camera described in the utility model embodiment is faced
Figure；
Fig. 2 is the synchronous stroboscopic LED light supplement lamp side view of recognition of container number camera described in the utility model embodiment
Figure；
Fig. 3 is inside the synchronous stroboscopic LED light supplement lamp of recognition of container number camera described in the utility model embodiment
Control circuit block diagram.
Description of reference numerals：
1- housings；2-LED lamp bead arrays；3-LED lamp bead substrates；4- Lamp cups；5- mounting brackets.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figure 1 to Figure 3, the synchronous stroboscopic LED light supplement lamp of recognition of container number camera, including housing 1, LED
Pearl array 2, LED lamp bead substrate 3, Lamp cup 4, light sensor, synchronization and constant current output control module and power module, the shell
Front cavity and rear chamber provided with physical connection but not intercommunication in vivo, it is to avoid LED lamp bead array 2 generates heat defeated to synchronization and constant current
Go out in control module, the influence of power module, the front cavity Lamp cup 4, LED lamp bead substrate 3 and the LED for including installing successively
Pearl array 2, the purpose of the LED lamp bead substrate 3 is to improve the heat dispersion of LED lamp bead array, allows the heat of LED lamp bead array 2
Amount is diffused on LED lamp bead substrate 3 as soon as possible, and is lost to by LED lamp bead substrate 3 on housing 1, so as to reduce LED lamp bead
The light decay of array 2, the Lamp cup 4 is the light distribution device that light is effectively utilized, it is ensured that had both occurred without flashlight phenomenon, and had also occurred without
The phenomenon of light serious waste, while also to ensure that irradiation distance is uniform enough, includes synchronous and constant current defeated in the rear chamber
Go out that control module is synchronous with being connected to and constant current output control module on power module, the synchronization and constant current output control mould
The line bank that block and power module are put in is attached with other parts, the light sensor be arranged on rear chamber on and
It is connected in synchronization and constant current output control module, the synchronization and constant current output control module include MCU, inverse-excitation converting electricity
Road, rectification output filter circuit and storage capacitor, the power module are connected to inverse-excitation converting circuit, and the light sensor connects
MCU input is connected on, the MCU output ends connect inverse-excitation converting circuit and storage capacitor respectively, energy storage electricity is controlled by MCU
The discharge time of appearance, the inverse-excitation converting circuit, rectification output filter circuit and storage capacitor are sequentially connected, and rectification output filter
Backfeed loop is formed between wave circuit and inverse-excitation converting circuit, the storage capacitor is connected with LED lamp bead array.
Mounting bracket 5 is installed on the housing 1.
Multiple mounting holes are offered in the mounting bracket 5, device is carried out and fixes.
The housing 1 is all-metal physics heat-dissipating casing, and the heat on LED lamp bead substrate 3 is lost in air, and is protected
The effect of internal electronic device is protected, good radiating effect is played.
The course of work of the present embodiment：
Digital high-definition case number (CN) video camera and the LED light supplement lamp described in the present embodiment are carried out into signal first to be connected, synchronous letter
Number level triggering mode is used, light compensating lamp strobing frequency and cycle accept camera commands completely, are so grabbed in case number (CN) video camera
Moment is clapped, light compensating lamp can synchronously carry out uniform light filling.
Specifically, in synchronization and constant current output control module, case number (CN) video camera synchronizing signal is input to MCU, meanwhile, light
Dependent sensor collection Lighting information simultaneously be sent to MCU, control command is sent to constant-current source circuit, so as to allow constant-current source circuit according to
The most suitable electric current of rate-adaptive pacemaker of case number (CN) camera shutter, and then control the brightness of LED lamp bead array.
In the case where daylight degree is enough, synchronous and constant current output control module meeting automatic shield is imaged from case number (CN)
The light filling synchronizing signal of machine, is opened during insufficient light, and illuminance threshold value is set according to field condition, is not required to change.
In order to verify using effect of the present utility model, Application Example is now provided as follows：
Application Example one：
Container is passed in and out at Tianjin Dong Jiangzimao areas customs supervision bayonet socket on May 05th, 2016 to May 26 logical
Road is monitored, and has been reequiped in No. 5 roads of Tianjin Dong Jiangzimao areas customs supervision bayonet socket container access way and No. 6 roads with same
The case number (CN) identification video camera of step output, knows while original halogen light compensating lamp is replaced with into container number described in the utility model
The synchronous stroboscopic LED light supplement lamp of other camera, has been carried out after installation and debugging according to technological requirement, and equipment is the Working mould for entering setting
Formula, by weekly in the data pair that control room server end manually has access to 3, the historical record and case number (CN) in 4,5, No. 6 roads are recognized
Than discrimination and recognition accuracy are all greatly improved, as shown in the table.
Case number (CN) is identified rate (because packaging case broken or other factorses shelter from character so that can not recognize)：
Case number (CN) recognition accuracy：
Application Example two：
In August in 2016 1 day to August 31 days in the strand of PORT OF TIANJIN at remote customs supervision bayonet socket to container access way
It is monitored, remote No. 1 road of customs supervision bayonet socket container access way and No. 2 roads in the strand of port is repacked into synchronism output
Case number (CN) identification video camera, while original halogen light compensating lamp is replaced with into recognition of container number described in the utility model takes the photograph phase
Machine synchronization stroboscopic LED light supplement lamp, after installation and debugging, equipment is the mode of operation for entering setting, by being taken in control room weekly
Business device end manually has access to 1, the historical record and the data comparison of case number (CN) identification in 2,3, No. 4 roads, no matter discrimination and identification it is accurate
Rate is all greatly improved, and this time the case number (CN) of experiment is identified rate and recognition accuracy is as shown in the table.
Case number (CN) is identified rate：
Case number (CN) recognition accuracy：
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (4)
1. recognition of container number camera synchronization stroboscopic LED light supplement lamp, it is characterised in that：Including housing, LED lamp bead array,
LED lamp bead substrate, Lamp cup, light sensor, synchronization and constant current output control module and power module,
Include what is installed successively in front cavity and rear chamber provided with physical connection but not intercommunication, the front cavity in the housing
Include synchronous and constant current output control module in Lamp cup, LED lamp bead substrate and LED lamp bead array, the rear chamber with being connected to
Power module in synchronous and constant current output control module, the light sensor be arranged on rear chamber and be connected to it is synchronous and
In constant current output control module,
The synchronization and constant current output control module include MCU, inverse-excitation converting circuit, rectification output filter circuit and energy storage electricity
Hold, the power module is connected to inverse-excitation converting circuit, the light sensor is connected to MCU input, the MCU outputs
End connects inverse-excitation converting circuit and storage capacitor, the inverse-excitation converting circuit, rectification output filter circuit and storage capacitor respectively
It is sequentially connected, and backfeed loop, the storage capacitor and LED is formed between rectification output filter circuit and inverse-excitation converting circuit
Pearl array is connected.
2. the synchronous stroboscopic LED light supplement lamp of recognition of container number camera according to claim 1, it is characterised in that：Institute
State and mounting bracket is installed on housing.
3. the synchronous stroboscopic LED light supplement lamp of recognition of container number camera according to claim 2, it is characterised in that：Institute
State and multiple mounting holes are offered in mounting bracket.
4. the synchronous stroboscopic LED light supplement lamp of recognition of container number camera according to claim 1 or 2, it is characterised in that：
The housing is all-metal physics heat-dissipating casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033571.4U CN206450940U (en) | 2017-01-11 | 2017-01-11 | Recognition of container number camera synchronization stroboscopic LED light supplement lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033571.4U CN206450940U (en) | 2017-01-11 | 2017-01-11 | Recognition of container number camera synchronization stroboscopic LED light supplement lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206450940U true CN206450940U (en) | 2017-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720033571.4U Expired - Fee Related CN206450940U (en) | 2017-01-11 | 2017-01-11 | Recognition of container number camera synchronization stroboscopic LED light supplement lamp |
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| Country | Link |
|---|---|
| CN (1) | CN206450940U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116074616A (en) * | 2023-04-06 | 2023-05-05 | 上海知率智能科技有限公司 | Container image acquisition system |
-
2017
- 2017-01-11 CN CN201720033571.4U patent/CN206450940U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116074616A (en) * | 2023-04-06 | 2023-05-05 | 上海知率智能科技有限公司 | Container image acquisition system |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 |
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| CF01 | Termination of patent right due to non-payment of annual fee |