CN203136283U - Image identification-based controller for adjusting LED street lamp brightness - Google Patents
Image identification-based controller for adjusting LED street lamp brightness Download PDFInfo
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- CN203136283U CN203136283U CN2013201399274U CN201320139927U CN203136283U CN 203136283 U CN203136283 U CN 203136283U CN 2013201399274 U CN2013201399274 U CN 2013201399274U CN 201320139927 U CN201320139927 U CN 201320139927U CN 203136283 U CN203136283 U CN 203136283U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model relates to an image identification-based controller for adjusting LED street lamp brightness. The controller comprises a central control unit, an LED drive circuit connected with the central control unit, a light intensity detector which is arranged to be opposite to an ultra-brightness LED assembly and is connected with a brightness feedback signal input end of the central control unit, and an infrared camera which is used for increasing the brightness of the ultra-brightness LED assembly when the movement of a vehicle and a human body is sensed. The infrared camera is arranged on a top part of a lamp stand of the LED street lamp. With the circuit, an illumination control mode that the brightness of the ultra-brightness LED assembly is increased when the movement of the vehicle or the human body is sensed, energy conservation is facilitated, and a lamp is prevented from being opened or lightened wrongly. The light intensity of an LED light fixture is adjusted through a wireless network communication module by adopting the wireless communication device so as to reach an effect of remote control on illumination. In addition, content shot by the infrared camera can be obtained, and the infrared camera can be used as a pick-up head for public security.
Description
Technical field
The utility model relates to a kind of controller of regulating the LED street lamp brightness based on image recognition.
Background technology
The automatic shutter of existing LED lamp all adopts infrared sensing or acoustic control mode; It is subjected to the interference of pet (as: cat, dog etc.) easily, how according to switching or the brightness of only haunting to control the LED lamp according to the target of larger volumes such as vehicle and people, is the technical barrier of this area.
The utility model content
The technical problems to be solved in the utility model provides a kind ofly regulates the controller of LED street lamp brightness based on image recognition, and it only is suitable for switching or the brightness of haunting to control the LED lamp according to the target of larger volumes such as vehicle and people.
In order to solve the problems of the technologies described above, the utility model provides a kind of controller of regulating the LED street lamp brightness based on image recognition, comprise: central control unit, the led drive circuit that is used for driving the ultra-bright LED assembly that links to each other with the pwm signal output of this central control unit, light intensity detector that be oppositely arranged with described ultra-bright LED assembly and that link to each other with the brightness feedback signal input part of described central control unit, the thermal camera that is used for when recording vehicle or physical activity, heightening the brightness of described ultra-bright LED assembly that links to each other with this central control unit; This thermal camera is located at the top of described LED street lamp post.
Described drive circuit comprises that model is the LED driving chip of LT3474 or DD313.
Led chip in the described LED assembly is encapsulated on the substrate, and this substrate is provided with the reflector, is covered with the hemisphere diffuser on this substrate; Be to improve the soften of light, this diffuser is milky white translucent mask, or inwall is provided with the translucent cover of white diffuse reflector, or inwall is provided with the translucent cover of scattering diluent layer.
Described central control unit also be connected with for the current LED street lamp brightness of remote monitoring and obtain described thermal camera take the wireless network communication module of content; This wireless network communication module is GSM or 3G or wifi communication module.
The top of described LED street lamp post also is provided with the wind power generation assembly, is provided with storage battery in the street lamp post; Described controller also comprises for the power supply current stabilization module that connects described storage battery and led drive circuit.
Described central control unit also be connected with for adjust described thermal camera towards the thermal camera driving mechanism, under case of emergency, to use as the public security camera.
Technique scheme of the present utility model has the following advantages compared to existing technology: (1) is by the control of central control unit (it adopts AVR single-chip microcomputer or intelligent controllers such as CPLD or FPGA or DSP or ARM), change the duty ratio of corresponding pwm control signal, stablize the light intensity of ultra-bright LED assembly.For fear of flicker effect, the frequency of pwm pulse waveform is greater than 200Hz usually.By this circuit, just realized only when recording vehicle or physical activity, heightening the illumination control mode of described ultra-bright LED assembly brightness, be beneficial to energy-conservation, the situation of avoiding lamp to be opened or lighten by opening by mistake; (2) thermal camera of Cai Yonging is suitable for distinguishing moving target, and then only guarantees when the target of larger volumes such as vehicle and people occurs turn on lights or heighten the brightness of lamp.The image information that described central control unit obtains according to this thermal camera is carried out moving target identification, so that it only heightens the brightness of described ultra-bright LED assembly when recording vehicle or physical activity, and then avoids lamp to be opened by mistake and opens.(3) adopt photo-detector to realize FEEDBACK CONTROL, overcome owing to the aging light intensity that causes of LED changes; In addition, the light intensity that also adopts wireless communication apparatus to regulate the LED light fixture through the wireless network communication module reaches the effect that Long-distance Control is thrown light on.Can obtain simultaneously described thermal camera take content, can be used as the public security camera.
Description of drawings
Content of the present utility model is easier clearly to be understood in order to make, below the specific embodiment and by reference to the accompanying drawings of basis, the utility model is described in further detail, wherein
Fig. 1 is the structured flowchart of regulating the controller of LED street lamp brightness based on image recognition of the present utility model;
Fig. 2 is the circuit theory diagrams of a kind of led drive circuit of the present utility model;
Fig. 3 is the circuit theory diagrams of another kind of led drive circuit of the present utility model.
Embodiment
The present invention is described in detail below in conjunction with drawings and Examples:
Embodiment 1
As Fig. 1, the controller based on image recognition adjusting LED street lamp brightness of present embodiment, comprise: central control unit, the led drive circuit that is used for driving the ultra-bright LED assembly that links to each other with the pwm signal output of this central control unit, light intensity detector that be oppositely arranged with described ultra-bright LED assembly and that link to each other with the brightness feedback signal input part of described central control unit, the thermal camera that is used for when recording vehicle or physical activity, heightening the brightness of described ultra-bright LED assembly that links to each other with this central control unit; This thermal camera is located at the top of described LED street lamp post.Described central control unit also be connected with for adjust described thermal camera towards the thermal camera driving mechanism.
Described drive circuit comprises that model is the LED driving chip of LT3474.The assembly of described ultra-bright LED assembly for being in series or in parallel to form by a plurality of ultra-bright LEDs.
Led chip in the described LED assembly is encapsulated on the substrate, and this substrate is provided with the reflector, is covered with the hemisphere diffuser on this substrate; Be to improve the soften of light, this diffuser is milky white translucent mask, or inwall is provided with the translucent cover of white diffuse reflector, or inwall is provided with the translucent cover of scattering diluent layer.
Described central control unit also be connected with for the current LED street lamp brightness of remote monitoring and obtain described thermal camera take the wireless network communication module of content; This wireless network communication module is GSM or 3G or wifi communication module.The top of described street lamp post is provided with the wind power generation assembly, is provided with storage battery in the street lamp post, and this storage battery links to each other with described led drive circuit through power supply current stabilization module.
As Fig. 2, described drive circuit adopts the LED of Linear Techn Inc. to drive chip LT3474, and this chip is that the adjustable LED constant current of a kind of output-current rating drives control chip, and maximum drive current can reach 1A.It provides 2 kinds of type of drive: analog regulation mode and PWM regulative mode.Under the PWM regulative mode, utilize the duty ratio that changes the pwm signal that adds, can realize the light modulation ratio of 400:1.
The analog regulation mode is to utilize the PWM controller to come drive current is regulated, and to stablize the drive current of LED, obtains stable output intensity.Because the feedback control signal of PWM controller is a magnitude of voltage usually, so analog regulation is to utilize a measuring resistance that output driving current is sampled, and be converted into feedback voltage signal, by PWM controller stable to feedback voltage, thereby reach the purpose of stablizing output driving current.
On the basis of embodiment 1, as Fig. 3, the central controller based in the controller of image recognition adjusting LED street lamp brightness of present embodiment is single-chip microprocessor MCU, and LED drives chip and adopts DD313; Entire circuit all is attached on the aluminium base.LED drives chip DD313 and drives the warm white LEDs of the high-power 2700K of 1 string 350mA, the 1 string cold white LEDs of the high-power 6500K of 350mA and 1 string 20mA small-power green light LED.For efficient, adjust VCC voltage and export about pressure drop 1V to DD313.This circuit performance aspect regulation and control is better than DC-DC to be adjusted, special when in little duty ratio.MCU software needs four of online regulation and control to detect specified color temperature point: 3000K, 4000K, 5000K, 6500K to satisfy the ANSIC78.377-2008 standard up to photochromic.
Obviously, above-described embodiment only is for the utility model example clearly is described, and is not to be restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all execution modes exhaustive.And these belong to apparent variation or the change that spirit of the present utility model extended out and still are among the protection range of the present utility model.
Claims (6)
1. controller of regulating the LED street lamp brightness based on image recognition, it is characterized in that comprising: central control unit, the led drive circuit that is used for driving the ultra-bright LED assembly that links to each other with the pwm signal output of this central control unit, light intensity detector that be oppositely arranged with described ultra-bright LED assembly and that link to each other with the brightness feedback signal input part of described central control unit, the thermal camera that is used for when recording vehicle or physical activity, heightening the brightness of described ultra-bright LED assembly that links to each other with this central control unit; This thermal camera is located at the top of described LED street lamp post.
2. according to claim 1ly regulate the controller of LED street lamp brightness based on image recognition, it is characterized in that: described drive circuit comprises that model is that the LED of LT3474 or DD313 drives chip.
3. according to claim 1ly regulate the controller of LED street lamp brightness based on image recognition, it is characterized in that: the led chip in the described LED assembly is encapsulated on the substrate, and this substrate is provided with the reflector, is covered with the hemisphere diffuser on this substrate; This diffuser is milky white translucent mask, or inwall is provided with the translucent cover of white diffuse reflector, or inwall is provided with the translucent cover of scattering diluent layer.
4. regulate the controller of LED street lamp brightness according to one of claim 1 to 3 is described based on image recognition, it is characterized in that: described central control unit also be connected with for the current LED street lamp brightness of remote monitoring and obtain described thermal camera take the wireless network communication module of content; This wireless network communication module is GSM or 3G or wifi communication module.
5. according to the described controller based on image recognition adjusting LED street lamp brightness of one of claim 1 to 3, it is characterized in that: the top of described LED street lamp post also is provided with the wind power generation assembly, is provided with storage battery in the street lamp post; Described controller also comprises for the power supply current stabilization module that connects described storage battery and led drive circuit.
6. regulate the controller of LED street lamp brightness according to one of claim 1 to 3 is described based on image recognition, it is characterized in that: described central control unit also be connected with for adjust described thermal camera towards the thermal camera driving mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013201399274U CN203136283U (en) | 2013-03-25 | 2013-03-25 | Image identification-based controller for adjusting LED street lamp brightness |
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| CN2013201399274U CN203136283U (en) | 2013-03-25 | 2013-03-25 | Image identification-based controller for adjusting LED street lamp brightness |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104092993A (en) * | 2014-07-15 | 2014-10-08 | 广州市番禺奥莱照明电器有限公司 | Street lamp controlling and security monitoring device, system and method based on video analysis |
| WO2015120632A1 (en) * | 2014-02-12 | 2015-08-20 | 深圳市日上光电股份有限公司 | Control system and method used for led device |
| CN105323936A (en) * | 2015-12-07 | 2016-02-10 | 济南大学 | Video virtual coil based residential street lamp lighting system |
| CN105764217A (en) * | 2016-05-03 | 2016-07-13 | 福建师范大学 | Infrared-thermal-imaging-based intelligent road illumination system and realization method thereof |
| CN105898919A (en) * | 2016-05-06 | 2016-08-24 | 浙江大学 | Distributed adaptive controlled intelligent road lighting system |
| CN107911912A (en) * | 2017-12-22 | 2018-04-13 | 温岭卓致智能科技有限公司 | A kind of LED street lamp energy efficient lighting system and method |
| CN108055726A (en) * | 2017-12-22 | 2018-05-18 | 温岭卓致智能科技有限公司 | A kind of LED street lamp energy efficient lighting system and method |
| CN108243539A (en) * | 2017-10-25 | 2018-07-03 | 湛引根 | Automation is super away from road lamp system |
| CN108775535A (en) * | 2018-07-13 | 2018-11-09 | 江苏海事职业技术学院 | A kind of intelligent road-lamp |
| WO2019128009A1 (en) * | 2017-12-30 | 2019-07-04 | 深圳佳比泰智能照明股份有限公司 | Control system and control box for illumination device |
| US10440801B1 (en) | 2018-08-07 | 2019-10-08 | Abl Ip Holding Llc | Multi-mode occupancy sensor and lighting system control |
| US10524330B1 (en) | 2018-12-06 | 2019-12-31 | Abl Ip Holding Llc | Reducing false triggers from a passive infrared sensor |
| CN111741230A (en) * | 2019-11-21 | 2020-10-02 | 天津九安医疗电子股份有限公司 | Camera head |
| CN111935882A (en) * | 2020-08-18 | 2020-11-13 | 创新奇智(重庆)科技有限公司 | Data processing method, intelligent lamp, data management platform and intelligent lighting system |
| CN112750311A (en) * | 2019-12-25 | 2021-05-04 | 李军 | Dynamic management system for electronic equipment |
| US11819198B2 (en) | 2014-06-18 | 2023-11-21 | Setech Co., Ltd. | Feces color detection device |
-
2013
- 2013-03-25 CN CN2013201399274U patent/CN203136283U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015120632A1 (en) * | 2014-02-12 | 2015-08-20 | 深圳市日上光电股份有限公司 | Control system and method used for led device |
| US11819198B2 (en) | 2014-06-18 | 2023-11-21 | Setech Co., Ltd. | Feces color detection device |
| CN104092993A (en) * | 2014-07-15 | 2014-10-08 | 广州市番禺奥莱照明电器有限公司 | Street lamp controlling and security monitoring device, system and method based on video analysis |
| CN105323936A (en) * | 2015-12-07 | 2016-02-10 | 济南大学 | Video virtual coil based residential street lamp lighting system |
| CN105764217A (en) * | 2016-05-03 | 2016-07-13 | 福建师范大学 | Infrared-thermal-imaging-based intelligent road illumination system and realization method thereof |
| CN105898919A (en) * | 2016-05-06 | 2016-08-24 | 浙江大学 | Distributed adaptive controlled intelligent road lighting system |
| CN108243539A (en) * | 2017-10-25 | 2018-07-03 | 湛引根 | Automation is super away from road lamp system |
| CN107911912B (en) * | 2017-12-22 | 2020-04-10 | 威海云扬节能科技有限公司 | Energy-saving illumination system and method for LED street lamp |
| CN108055726A (en) * | 2017-12-22 | 2018-05-18 | 温岭卓致智能科技有限公司 | A kind of LED street lamp energy efficient lighting system and method |
| CN107911912A (en) * | 2017-12-22 | 2018-04-13 | 温岭卓致智能科技有限公司 | A kind of LED street lamp energy efficient lighting system and method |
| WO2019128009A1 (en) * | 2017-12-30 | 2019-07-04 | 深圳佳比泰智能照明股份有限公司 | Control system and control box for illumination device |
| CN108775535A (en) * | 2018-07-13 | 2018-11-09 | 江苏海事职业技术学院 | A kind of intelligent road-lamp |
| US10440801B1 (en) | 2018-08-07 | 2019-10-08 | Abl Ip Holding Llc | Multi-mode occupancy sensor and lighting system control |
| US10524330B1 (en) | 2018-12-06 | 2019-12-31 | Abl Ip Holding Llc | Reducing false triggers from a passive infrared sensor |
| CN111741230A (en) * | 2019-11-21 | 2020-10-02 | 天津九安医疗电子股份有限公司 | Camera head |
| CN112750311A (en) * | 2019-12-25 | 2021-05-04 | 李军 | Dynamic management system for electronic equipment |
| CN111935882A (en) * | 2020-08-18 | 2020-11-13 | 创新奇智(重庆)科技有限公司 | Data processing method, intelligent lamp, data management platform and intelligent lighting system |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20130814 |