CN201805576U - Power supply system for controlling LED street lamps in centralized way - Google Patents
Power supply system for controlling LED street lamps in centralized way Download PDFInfo
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- CN201805576U CN201805576U CN 201020550122 CN201020550122U CN201805576U CN 201805576 U CN201805576 U CN 201805576U CN 201020550122 CN201020550122 CN 201020550122 CN 201020550122 U CN201020550122 U CN 201020550122U CN 201805576 U CN201805576 U CN 201805576U
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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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The utility model relates to a power supply system for controlling LED street lamps in a centralized way, comprising more than one LED street lamp and an independent power cabinet which is internally provided with an LED power supply; and the LED power supply can be used for supplying power for each LED street lamp by a set of independent power line. Normal temperature environment is taken as the work environment temperature of the power supply so as to solve the problem of high temperature rise when the power supply is installed on a light fitting, so that the service life of the power supply is greatly prolonged, and the reliability of the power supply is greatly improved. The utility model conveniently solves the problems of centralized water prevention and lightning protection in a centralized control way. By adopting the power supply way of high voltage constant current, the power supply system realizes to drive the LED street lamps from a long distance, so that the line loss is reduced. Simultaneously, by adopting power line carrier long-range control technology, the power supply system conveniently realizes intelligent monitoring on the LED street lamps, conveniently realizes the functions of stepless light adjustment, fault inquiry and the like, leads an LED driving power supply to be more conveniently maintained, and ensures the LED driving power supply to be maintained and replaced immediately.
Description
Technical field
The utility model discloses a kind of centralized control LED road lamp power supply system, particularly a kind of centralized control LED road lamp power supply system of power carrier control.
Background technology
Along with the development of LED lighting technology, the application of LED illuminating device in people's daily life more and more widely, the LED street lamp is the application mode of typical LED illuminating device.Present LED road lamp power supply all is mounted on the outdoor light fixture, and on the one hand, power supply is influenced by the temperature rise of light fixture and the temperature rise superposition of power supply itself, makes that the operating ambient temperature of power supply is higher, and have a greatly reduced quality useful life, reliability that makes power supply etc.On the other hand, outdoor installation is to the lightning protection class requirement height of power supply, and power supply is subject to thunderbolt and causes damage.Simultaneously, because outdoor installation requires the LED power supply that the excellent waterproof characteristic must be arranged, require the LED road lamp power supply must accomplish more than the IP67 classification of waterproof in the industry at present.Therefore, the LED road lamp power supply satisfies the rugged environment requirement, thereby causes the design cost height, has increased the manufacturing cost of product.When the LED road lamp power supply damaged, the breakdown maintenance of power supply, replacing etc. are inconvenience very, needs crane just can keep in repair, and pay the crane cost of great number, makes maintenance cost, use cost higher.
The utility model content
Require the comparison strictness at the above-mentioned LED street lamp of mentioning of the prior art, becoming to produce and the high shortcoming of use cost, the utility model provides a kind of new power carrier LED road lamp power supply system, it adopts independently power cabinet, be provided with a plurality of power subsystems in the power cabinet, each power subsystem is given a LED street lamp power supply, road lamp power supply by a power line, only is provided with LED lamp plate and heating panel in the LED street lamp, reduce production requirement, solved the problems referred to above.
The technical scheme that its technical problem of solving the utility model adopts is: a kind of centralized control LED road lamp power supply system, comprise an above LED street lamp, power-supply system also comprises independently power cabinet, be provided with the LED power supply in the power cabinet, the LED power supply respectively by one group independently power line give every LED street lamp power supply, road lamp power supply.
The technical scheme that its technical problem that solves the utility model adopts further comprises:
Described LED power supply comprises more than one power subsystem, each power subsystem respectively by one group independently power line give a LED street lamp power supply, road lamp power supply.
Described power subsystem is the high voltage constant-current source.
Described high voltage constant-current source comprises rectification module, PFC control module, isolates DC To DC conversion module and secondary constant current conversion module, export to the PFC control module after the rectification of civil power input process rectification module, PFC control module out-put supply is given and is isolated DC To DC conversion module, isolate DC To DC conversion module out-put supply and give secondary constant current conversion module, secondary constant current conversion module becomes high-voltage constant current source to export to the LED street lamp power supply, road lamp power supply power source conversion.
Described high voltage constant-current source also comprises the PFC sampling module, and the PFC sampling module is sampled to isolating DC To DC conversion module, and feeds back to the PFC control module; Described high voltage constant-current source also comprises output voltage current sample module and DC To DC control module, the electric current and the voltage of output voltage current sample module samples secondary constant current conversion module output, and the electric current of sampling and voltage fed back to by DC To DC control module isolate DC To DC conversion module.
Described LED power supply comprises the high voltage constant pressure source, the high voltage constant pressure source comprises rectification module, PFC control module, isolates DC To DC conversion module and high voltage constant voltage output module, export to the PFC control module after the rectification of civil power input process rectification module, the PFC control module is given and is isolated DC To DC conversion module, isolate DC To DC conversion module out-put supply and give high voltage constant voltage output module, high voltage constant voltage output module with power source conversion become high voltage constant voltage source respectively by one group independently power line export to the LED street lamp power supply, road lamp power supply; The LED street lamp comprises LED coupled in series lamp group and constant current module, described constant current module comprises constant voltage input module, DC To DC constant-current converter and constant current output module, the constant voltage input module receives the high pressure constant voltage source of LED power supply transmission and exports to DC To DC constant-current converter, exports driving LED lamp group by the constant current output module after DC To DC constant-current converter converts high-voltage constant current source to.
Also comprise the PFC sampling module in the described high voltage constant pressure source, the PFC sampling module is sampled to isolating DC To DC conversion module, and feeds back to the PFC control module; Also comprise output voltage sampling module and DC To DC control module in the described high voltage constant pressure source, output voltage sampling module sampling high voltage constant voltage output module output voltage, and the voltage of sampling fed back to by DC To DC control module isolate DC To DC conversion module.
Described constant current module also comprises current sample module and constant current protection control module, current sample module samples constant current output module output current, and the electric current of sampling fed back to DC To DC constant-current converter by constant current protection control module.
Be provided with the power carrier control module in the described power cabinet, the work of power carrier control module control LED power supply.
Described LED power supply adopts high voltage mode that the LED street lamp is powered, and the output voltage size of LED power supply multiply by the long-pending of LED lamp pearl number more than or equal to the pressure drop of each LED lamp pearl in the street lamp.
The beneficial effects of the utility model are: the operating ambient temperature that adopts power supply of the present utility model is a normal temperature environment, and the life-span of power supply and reliability can improve greatly.The utility model need not be harsh the waterproofing design requirement, it can carry out concentrated lightning protection measures preferably with centralized control.In addition, the design of power supply adopts high-tension supply power mode in the utility model, and remote driving LED street lamp is achieved, and has reduced line loss.Simultaneously, the utility model electrification carrier Control technology can conveniently realize Based Intelligent Control to the LED street lamp, and the design cost of power supply is lower.The LED driving power is safeguarded more convenient, can safeguard replacing immediately.
Below in conjunction with the drawings and specific embodiments the utility model is described further.
Description of drawings
Fig. 1 is the utility model embodiment one system configuration schematic diagram.
Fig. 2 is the utility model embodiment one control power circuit frame principle figure.
Fig. 3 is the high voltage constant flow module circuit frame principle figure among the utility model embodiment one.
Fig. 4 is the utility model embodiment two system structural representation.
Fig. 5 is the utility model embodiment two control power circuit frame principle figures.
Fig. 6 is the high voltage constant voltage modular circuit frame principle figure among the utility model embodiment two.
Fig. 7 is the constant current modular circuit frame principle figure among the utility model embodiment two.
Embodiment
Present embodiment is the utility model preferred implementation, and other all its principles are identical with present embodiment or approximate with basic structure, all within the utility model protection range.
The utility model mainly comprises two parts, and promptly street lamp and power cabinet are provided with the LED power supply in the power cabinet, the LED power supply respectively by one group independently power line give every LED street lamp power supply, road lamp power supply, promptly one group independently power line corresponding to a LED street lamp.To elaborate to the utility model with two kinds of concrete structures below.
Embodiment one: please referring to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, in the present embodiment, the LED power supply comprises more than one independently power subsystem, each power subsystem respectively by one group independently power line give a LED street lamp power supply, road lamp power supply.Power subsystem in the present embodiment is the high voltage constant-current source, and only is provided with street lamp plate and heating panel on the LED street lamp, and each lamp pearl on the street lamp plate is connected in series, and the high voltage constant-current source is directly given the power supply of the LED lamp pearl in the LED street lamp by power line.In the present embodiment, the high voltage constant-current source comprises rectification module, PFC control module, isolates DC To DC conversion module and secondary constant current conversion module, export to the PFC control module after the rectification of civil power input process rectification module, carry out power factor controlling, PFC control module out-put supply is given and is isolated DC To DC conversion module, isolate DC To DC conversion module out-put supply and give secondary constant current conversion module, secondary constant current conversion module becomes high-voltage constant current source to export to the LED street lamp power supply, road lamp power supply power source conversion.In the present embodiment, the high voltage constant-current source also comprises the PFC sampling module, and the PFC sampling module is sampled to isolating DC To DC conversion module, and feeds back to the PFC control module, so that the PFC control module is regulated power factor; The high voltage constant-current source also comprises output voltage current sample module and DC To DC control module, the electric current and the voltage of the output of output voltage current sample module samples secondary constant current conversion module, and the electric current of sampling and voltage fed back to by DC To DC control module isolate DC To DC conversion module, for isolating DC To DC conversion module electric current, the voltage of output are adjusted.
Embodiment two: please referring to accompanying drawing 4, accompanying drawing 5, accompanying drawing 6 and accompanying drawing 7, in the present embodiment, the LED power supply is mainly a high voltage constant pressure source, LED street lamp in the present embodiment comprises LED coupled in series lamp group and constant current module, the LED power supply respectively by one group independently power line high voltage constant voltage source is transferred to constant current module in each LED street lamp, convert high-voltage constant current source to by the constant current module and give the power supply of LED lamp group.In the present embodiment, high voltage constant pressure source in the power cabinet mainly comprises rectification module, PFC control module, isolates DC To DC conversion module and high voltage constant voltage output module, export to the PFC control module after the rectification of civil power input process rectification module, carry out power factor controlling, the PFC control module is given and is isolated DC To DC conversion module, isolate DC To DC conversion module out-put supply and give high voltage constant voltage output module, high voltage constant voltage output module with power source conversion become high voltage constant voltage source respectively by one group independently power line export to the LED street lamp power supply, road lamp power supply.Also comprise the PFC sampling module in the high voltage constant pressure source, the PFC sampling module is sampled to isolating DC To DC conversion module, and feeds back to the PFC control module, so that the PFC control module is regulated power factor; Also comprise output voltage sampling module and DC To DC control module in the high voltage constant pressure source, output voltage sampling module sampling high voltage constant voltage output module output voltage, and the voltage of sampling fed back to by DC To DC control module isolate DC To DC conversion module, for isolating DC To DC conversion module electric current, the voltage of output are adjusted.Constant current module in the present embodiment mainly comprises constant voltage input module, DC To DC constant-current converter and constant current output module, the constant voltage input module receives the high pressure constant voltage source of LED power supply transmission and exports to DC To DC constant-current converter, exports driving LED lamp group by the constant current output module after DC To DC constant-current converter converts high-voltage constant current source to.The constant current module also comprises current sample module and constant current protection control module, current sample module samples constant current output module output current, and the electric current of sampling fed back to DC To DC constant-current converter by constant current protection control module.
Be provided with the power carrier control module in the power cabinet of the present utility model, the work of power carrier control module control LED power supply.Power carrier control module and operation principle thereof and method, please referring to the patent of applicant in first to file, application number is: 200910304230.6, the utility model name is called: power carrier stepless dimming LED (Light Emitting Diode) multipath drive constant current system and controller; Also have application number to be: 200920306872.5, the utility model name is called: power carrier stepless dimming LED (Light Emitting Diode) multipath drive constant current system and controller.In the utility model, the LED power supply adopts high voltage mode that the LED street lamp is powered, and the output voltage size of LED power supply multiply by the long-pending of LED lamp pearl number more than or equal to the pressure drop of each LED lamp pearl in the street lamp.
Drive circuit in the utility model adopts the constant-current decompression/pressurizer of National Semiconductor, can make efficient up to 95%, output driving current is up to 525mA, and main control MCU adopts the technical grade chip of U.S. MICROCHIP company, powerful, the performance height is reliable.The whole modular construction that adopts of the utility model, LED power module, power carrier control module and LED lamp detection module etc. all relate to not modularization, if during fault, can directly change, modern design, compact conformation, use/maintenance is flexible, easy.The utility model adopts high-power driving, can realize driving 100～300W LED street lamp (1W/ is single led), use electric current to realize that output current can be from 0mA to 525mA up to 525mA ± 3% (typical case uses output current 350mA), output current precision≤2%, delivery efficiency is up to 95%.The utility model utilizes the alternating current-direct current electric wire as medium of communication, need not to lay dedicated telephone line, adopts wire communication not influenced by weather and address, guarantees the reliability of communication.The utility model also can be provided with in software, is achieved as follows function, as: (1) can carry out subregion to the LED lamp, divides circuit, grouping management, and (2) by working day, festivals or holidays, set up on their own the control time season etc.; (3) remote operation in time is with reply emergency case such as change in weather and accident disaster etc.; (4) energy-saving and emission-reduction are regulated the brightness of LED lamp by the time place, prolong the LED lamp life-span; (5) the LED lamp failure is reported to the police automatically, ensures the rate of lighting a lamp; (6) remote parameter setting at any time, convenient management is raised the efficiency; (7) switch control: arbitrary small cup, a road or the switch of certain LED lamp of self-defined group; (8) brightness adjustment control: arbitrary small cup, a road or the light modulation of certain LED lamp of self-defined group; (9) status poll: information such as inquiry LED lamp state current, voltage, fault; (10) timing controlled: timing control switch lamp, light modulation at times; (11) fault alarm: during the LED lamp failure to Surveillance center's alarm indication fault cresset information; (12) system shows: show LED lamp system institutional framework and relevant important information; (13) safeguard expansion: remote parameter setting and maintenance and other functions expanding or the like.The utility model has also designed multiple protection functions (comprising output short-circuit/overcurrent/overvoltage protection etc.), guarantees the stable operation of system, and simultaneously, the utility model can carry out Long-distance Control by IP network or GPRS network.
The operating ambient temperature that adopts power supply of the present utility model is a normal temperature environment, and the life-span of power supply and reliability can improve greatly.The utility model need not be harsh the waterproofing design requirement, it can carry out concentrated lightning protection measures preferably with centralized control.In addition, the design of power supply adopts high-tension supply power mode in the utility model, and remote driving LED street lamp is achieved, and has reduced line loss.Simultaneously, the utility model electrification carrier Control technology can conveniently realize Based Intelligent Control to the LED street lamp, and the design cost of power supply is lower.The LED driving power is safeguarded more convenient, can safeguard replacing immediately.
Claims (10)
1. centralized control LED road lamp power supply system, comprise an above LED street lamp, it is characterized in that: described power-supply system also comprises independently power cabinet, is provided with the LED power supply in the power cabinet, the LED power supply respectively by one group independently power line give every LED street lamp power supply, road lamp power supply.
2. centralized control LED road lamp power supply according to claim 1 system, it is characterized in that: described LED power supply comprises more than one power subsystem, each power subsystem respectively by one group independently power line give a LED street lamp power supply, road lamp power supply.
3. centralized control LED road lamp power supply according to claim 2 system, it is characterized in that: described power subsystem is the high voltage constant-current source.
4. centralized control LED road lamp power supply according to claim 3 system, it is characterized in that: described high voltage constant-current source comprises rectification module, PFC control module, isolates DC To DC conversion module and secondary constant current conversion module, export to the PFC control module after the rectification of civil power input process rectification module, PFC control module out-put supply is given and is isolated DC To DC conversion module, isolate DC To DC conversion module out-put supply and give secondary constant current conversion module, secondary constant current conversion module becomes high-voltage constant current source to export to the LED street lamp power supply, road lamp power supply power source conversion.
5. centralized control LED road lamp power supply according to claim 4 system, it is characterized in that: described high voltage constant-current source also comprises the PFC sampling module, the PFC sampling module is sampled to isolating DC To DC conversion module, and feeds back to the PFC control module; Described high voltage constant-current source also comprises output voltage current sample module and DC To DC control module, the electric current and the voltage of output voltage current sample module samples secondary constant current conversion module output, and the electric current of sampling and voltage fed back to by DC To DC control module isolate DC To DC conversion module.
6. centralized control LED road lamp power supply according to claim 1 system, it is characterized in that: described LED power supply comprises the high voltage constant pressure source, the high voltage constant pressure source comprises rectification module, the PFC control module, isolate DC To DC conversion module and high voltage constant voltage output module, export to the PFC control module after the rectification of civil power input process rectification module, the PFC control module is given and is isolated DC To DC conversion module, isolate DC To DC conversion module out-put supply and give high voltage constant voltage output module, high voltage constant voltage output module with power source conversion become high voltage constant voltage source respectively by one group independently power line export to the LED street lamp power supply, road lamp power supply; The LED street lamp comprises LED coupled in series lamp group and constant current module, described constant current module comprises constant voltage input module, DC To DC constant-current converter and constant current output module, the constant voltage input module receives the high pressure constant voltage source of LED power supply transmission and exports to DC To DC constant-current converter, exports driving LED lamp group by the constant current output module after DC To DC constant-current converter converts high-voltage constant current source to.
7. centralized control LED road lamp power supply according to claim 6 system is characterized in that: also comprise the PFC sampling module in the described high voltage constant pressure source, the PFC sampling module is sampled to isolating DC To DC conversion module, and feeds back to the PFC control module; Also comprise output voltage sampling module and DC To DC control module in the described high voltage constant pressure source, output voltage sampling module sampling high voltage constant voltage output module output voltage, and the voltage of sampling fed back to by DC To DC control module isolate DC To DC conversion module.
8. centralized control LED road lamp power supply according to claim 6 system; it is characterized in that: described constant current module also comprises current sample module and constant current protection control module; current sample module samples constant current output module output current, and the electric current of sampling fed back to DC To DC constant-current converter by constant current protection control module.
9. according to any described centralized control LED road lamp power supply system in the claim 1 to 8, it is characterized in that: be provided with the power carrier control module in the described power cabinet, the work of power carrier control module control LED power supply.
10. centralized control LED road lamp power supply according to claim 1 and 2 system, it is characterized in that: described LED power supply adopts high voltage mode that the LED street lamp is powered, and the output voltage size of LED power supply multiply by the long-pending of LED lamp pearl number more than or equal to the pressure drop of each LED lamp pearl in the street lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020550122 CN201805576U (en) | 2010-09-30 | 2010-09-30 | Power supply system for controlling LED street lamps in centralized way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020550122 CN201805576U (en) | 2010-09-30 | 2010-09-30 | Power supply system for controlling LED street lamps in centralized way |
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| CN201805576U true CN201805576U (en) | 2011-04-20 |
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| CN 201020550122 Expired - Lifetime CN201805576U (en) | 2010-09-30 | 2010-09-30 | Power supply system for controlling LED street lamps in centralized way |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102448210A (en) * | 2010-09-30 | 2012-05-09 | 深圳茂硕电源科技股份有限公司 | Power supply system for centralized control of LED (light emitting diode) street lamps |
| CN102769962A (en) * | 2011-11-16 | 2012-11-07 | 惠州茂硕能源科技有限公司 | Wireless communication network based intelligent high-power LED driving power source system |
| CN107995728A (en) * | 2017-11-28 | 2018-05-04 | 杭州华亮物联网科技有限公司 | LED based on Wireless remote control may be programmed driving power source system |
-
2010
- 2010-09-30 CN CN 201020550122 patent/CN201805576U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102448210A (en) * | 2010-09-30 | 2012-05-09 | 深圳茂硕电源科技股份有限公司 | Power supply system for centralized control of LED (light emitting diode) street lamps |
| CN102769962A (en) * | 2011-11-16 | 2012-11-07 | 惠州茂硕能源科技有限公司 | Wireless communication network based intelligent high-power LED driving power source system |
| CN102769962B (en) * | 2011-11-16 | 2015-07-08 | 惠州茂硕能源科技有限公司 | Wireless communication network based intelligent high-power LED driving power source system |
| CN107995728A (en) * | 2017-11-28 | 2018-05-04 | 杭州华亮物联网科技有限公司 | LED based on Wireless remote control may be programmed driving power source system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: MOSO POWER SUPPLY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHENZHEN MOSO POWER SUPPLY TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Shenzhen Nanshan District City, Guangdong province 518108 industrial park outside the small pine Tai Bai Lu Bai mang mulberry 6 layer Patentee after: MOSO Power Supply Technology Co., Ltd. Address before: Shenzhen Nanshan District City, Guangdong province 518108 industrial park outside the small pine Tai Bai Lu Bai mang mulberry 6 layer Patentee before: Shenzhen MoSo Power Supply Technology Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110420 |