CN201288980Y

CN201288980Y - High efficiency LED sun lamp with emergency function

Info

Publication number: CN201288980Y
Application number: CNU2008202134091U
Authority: CN
Inventors: 李艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-07
Filing date: 2008-11-07
Publication date: 2009-08-12
Anticipated expiration: 2018-11-07

Abstract

The utility model relates to a high-efficiency LED daylight lamp with emergency function, comprising LED lamps, a PCB board, a circular lamp tube, a daylight lamp head, a daylight lamp seat, a CPU control circuit, a driving circuit for driving the LED lighting, a power source, a depressurization circuit, a charging circuit and a lithium battery, wherein the LED lamps are set on the LED board to form a LED lamp array and the LED driving circuit is set on the PCB board and the PCB board and the lithium battery of the LED lamp array are set in the lamp tube and the daylight lamp heads are set on the two ends of the lamp tube and the power source is connected with the daylight lamp seat and the electrode of the daylight lamp head is connected with the lamp seat and the driving circuit, the CPU control circuit, the depressurization circuit and the charging circuit are all set on the PCB board and the LED daylight lamp with emergency function has features of emergency use, long service life, low energy consumption and high brightness.

Description

Tool emergency function efficient LED fluorescent lamp

Technical field

The utility model relates to a kind of light fixture, refers to a kind of tool emergency function efficient LED fluorescent lamp that has energy-efficient effect and be provided with emergency power supply especially.

Background technology

Electric consumption on lighting is the pith of power consumption always, add up according to authoritative department, the generated energy of China in 2006 reaches 28,344 hundred million kilowatt hours, Chinese electric consumption on lighting amount was about more than 3,400 hundred million kilowatt hours in 2006, near equaling 12% of national generating capacity, be almost the generated energy of the large-scale water-power plant in Three Gorges of 3.5 China's maximums.Therefore, the aggravation that the surge of electric consumption on lighting and power generation energy resource consume, the present situation of the power supply situation of China and environment and ecological protection is increasingly serious with making.If unrestrictedly build the hydroelectric generation facility, will be on the verge of to destroy the ecocatastrophe of natural environment; If constantly set up heat power station, will further worsen the energy crisis that had existed already again.Therefore, the science idea requirement of sustainable development, the one, strengthen the utilization of regenerative resource, accelerate the development of various generation technologies such as solar energy, wind energy, biomass energy, nuclear fusion energy; The 2nd, quicken research, application and the development of energy-conservation high efficiency light source and light fixture, at present, along with the development and the maturation of LED (emitting semiconductor) technology, the luminous efficiency of LED white light light fixture has been several times as much as incandescent lamp, estimate 2010 also will be above fluorescent lamp, energy-conservation effect will be more remarkable.Industry represents that the LED technology is about to enter various lighting fields and shows energy-saving effect preferably, carries out Landscape Lighting as substituting neon light, can save energy 70%; Substitute the traffic signals incandescent lamp, can save energy 80%.Along with the continuous lifting of technology, large scale liquid crystal TV backlight, automobile, commercial and industrial progressively become the LED main application fields with illumination.Characteristics such as comprehensive its low-power consumption, long-life; face under energy crisis and the huge environmental protection pressure in the whole world; semiconductor lighting by universally acknowledged be a kind of important channel of energy-conserving and environment-protective, expand its multiple range of application just at faster speed and begin to challenge fluorescent lamp the illumination circle the dominance.Yet, because fluorescent lamp has been ruled the history that there is many decades on the illumination circle, use and design aspect in illumination, formed very abundant and consummate experience, and have extremely widely in existing fluorescent lamp architectural lighting occasion and to use, use the illumination scheme design comparative maturity of turning off the light day, if the LED lamp of other specifications is installed in redesign, certainly will increase customer using cost, present fluorescent lamp is subjected to the restriction of energy consumption simultaneously, combine the emergency lighting effect that is difficult to obtain with emergency power supply, therefore do not possess emergency function usually.

The utility model content

Technical purpose of the present utility model is in order to provide a kind of employing LED lamp matrix to constitute the LED fluorescent lamp, and efficiency is high and have a tool emergency function efficient LED fluorescent lamp of emergency function.

For realizing above-mentioned technical purpose, tool emergency function efficient LED fluorescent lamp of the present utility model comprises the LED lamp, pcb board, circular fluorescent tube, the daylight lamp holder, daylight lamp holder, cpu control circuit, the drive circuit that driving LED is luminous, power supply, reduction voltage circuit, charging circuit and lithium battery, the LED lamp is located at and is formed LED lamp square formation on the pcb board, led drive circuit is set on the pcb board, this pcb board and lithium battery that is provided with LED lamp square formation all is located in the fluorescent tube, lamp tube ends is provided with the daylight lamp holder, power supply is connected with daylight lamp holder, the fluorescent lamp tip electrode is connected with lamp socket, drive circuit, cpu control circuit, reduction voltage circuit and charging circuit all are located on the pcb board, drive circuit and LED lamp, cpu control circuit is connected with reduction voltage circuit, reduction voltage circuit is connected with charging circuit with the fluorescent lamp tip electrode, charging circuit is connected with lithium battery, and the lithium battery output is connected with drive circuit.

Above-mentioned pcb board is that the cross section is the elongate structure of the ring structure of circle, and the LED lamp is located on this pcb board and direction of illumination constitutes semi-cylindrical LED lamp battle array towards the outside of circular ring structure.

Above-mentioned pcb board is that the cross section is the elongate structure of the ring structure of semicircle, and the LED lamp is located on this pcb board and direction of illumination constitutes semi-cylindrical LED lamp battle array towards the outside of circular ring structure.

This tool emergency function efficient LED fluorescent lamp drive circuit is divided into two independently sub-drive circuits, and each sub-drive circuit control is the LED lamp of half approximately, and these two sub-drive circuits are provided with independently switch.

Usually the daylight lamp holder of this tool emergency function efficient LED fluorescent lamp is shaped as deltiod.

Beneficial effect: tool emergency function efficient LED fluorescent lamp of the present utility model, broken through the low a great problem of LED lamp brightness, realized with LED being light source, directly make the fluorescent lamp that can satisfy variant requirement; The structure concision and compact; easy for installation; light conversion and conduction efficiency height; energy-saving effect is remarkable; the lithium battery that is provided with in the light can charge standby repeatedly, and continuing as the LED lamp when having a power failure provides electric consumption on lighting power to make this LED lamp continuation luminous, and this LED is higher more than 20 times than existing fluorescent lamp service life; do not contain the contaminative raw material, thus also more favourable to the protection of environment.

The semi-circular fluorescent tube of the present invention and the lamp socket of flat-square-shaped are connected, and it is wideer to have the LED of making a lamp square formation lighting angle, and external form is practical and attractive, the characteristics of moulding uniqueness.

For ease of explanation detailed content and the technology relevant, below describe with regard to conjunction with figs. now with the utility model.

Description of drawings

Fig. 1, be stereogram of the present utility model;

Fig. 2, be schematic block circuit diagram of the present utility model.

The specific embodiment

Please refer to illustrated in figures 1 and 2, tool emergency function efficient LED fluorescent lamp of the present utility model comprises some LED lamps, pcb board 4, circular fluorescent tube 1, daylight lamp holder 2, daylight lamp holder, cpu control circuit, the drive circuit that driving LED is luminous, power supply, reduction voltage circuit, charging circuit and lithium battery, LED lamp 3 is located at and is formed LED lamp square formation on the pcb board, on the pcb board 4 led drive circuit is set, this pcb board 4 and lithium battery that is provided with LED lamp square formation all is located in the fluorescent tube 1, fluorescent tube 1 two ends are provided with daylight lamp holder 2, power supply is connected with daylight lamp holder, daylight lamp holder 2 electrodes 20 are connected with lamp socket, drive circuit, cpu control circuit, reduction voltage circuit and charging circuit all are located on the pcb board 4, drive circuit and LED lamp, cpu control circuit is connected with reduction voltage circuit, reduction voltage circuit is connected with charging circuit with daylight lamp holder 2 electrodes, charging circuit is connected with lithium battery, and the lithium battery output is connected with drive circuit.

Drive circuit: rational voltage exported by this drive circuit and constant current is powered to the LED lamp; And have the over-voltage over-current protection function, LED lamp square formation is reliablely and stablely worked.

Cpu control circuit: drive circuit is reasonably controlled, this device each several part circuit is coordinated control, have monitoring AC power state, control drive circuit, the work of control charging circuit etc., have the function of central microprocessor.

Reduction voltage circuit: the lowering and stabilizing blood pressure of the alternating voltage process of the input of outside is handled the back provide various dc sources to this device.

Charging circuit: lithium battery is carried out constant-current charge, and do protections such as corresponding overcurrent, overvoltage, excess temperature etc.

Lithium battery provides the dc source of reserve as electric energy storage device to this device when external power source has a power failure, the rechargeable battery that also can use other is as electric energy storage device.

Further, pcb board 4 adopts the elongate structure of cross section for the ring structure of circle in the present embodiment, LED lamp 3 is located on this pcb board 4 and direction of illumination constitutes semi-cylindrical LED lamp battle array towards the outside of circular ring structure, this pcb board 4 also can use the elongate structure of cross section as the ring structure of semicircle, and LED lamp 3 is located on this pcb board 4 and direction of illumination constitutes semi-cylindrical LED lamp battle array towards the outside of circular ring structure.

In the present embodiment, this tool emergency function efficient LED fluorescent lamp drive circuit is divided into two independently sub-drive circuits, each sub-drive circuit control is the LED lamp of half approximately, these two sub-drive circuits are provided with independently gauge tap, these independently gauge tap can control separately, can select to turn on all LED lamps or the LED lamp of turning on half, so that the different needs that intensity satisfies environment that illuminate to be provided.

Further, above-mentioned daylight lamp holder is shaped as deltiod, and this deltiod daylight lamp holder combines the back outward appearance with semicircle fluorescent lamp more attractive in appearance.

Below in conjunction with embodiment, operation principle to tool emergency function efficient LED fluorescent lamp of the present utility model describes, the fluorescent tube of this tool emergency function fluorescent lamp is by LED square formation and pcb board 4, head is installed to be formed, installation head lamp socket again is connected, the voltage of drive circuit output is to deliver to the LED that lights of LED square formation by lamp socket by head is installed, under the normal situation of civil power, civil power is through behind the lowering and stabilizing blood pressure of reduction voltage circuit, sub-fraction is given other circuit supply of device, another part is delivered to drive circuit and is lighted LED lamp 3, cpu control circuit outputs a control signal to drive circuit simultaneously, drive circuit output constant voltage, LED lamp square formation is lighted in constant current; Charging circuit is given lithium cell charging simultaneously.Under the situation of civil power outage, CPU detects power cut-off information, is switched to by lithium battery power supply by power supply, CPU outputs a control signal to drive circuit simultaneously, make drive circuit output constant voltage, the constant current that reduces by half supply with the LED square formation, when reaching mains failure, LED also can luminous work order ground.

Usually; also can adopt and highlight and the fluorescent material technology of luminous efficiency; to the improvement of naked crystal structure and the encapsulation technology of reinforcement light conversion efficiency; consider the thermal diffusivity of encapsulation simultaneously; made low heating; low operating current, the LED fluorescent lamp of high brightness, common relatively fluorescent lamp economize on electricity is up to more than 80%; and the LED lamp life-span is also longer; even non-stop run 24 hours every days reached more than 100000 hours, need not starter and ballast, start fast; no stroboscopic phenomenon; be not easy to produce visual fatigue, do not contain contaminated materials, be more conducive to environmental protection.

Claims

1, a kind of tool emergency function efficient LED fluorescent lamp, it is characterized in that, this tool emergency function efficient LED fluorescent lamp comprises the LED lamp, pcb board, circular fluorescent tube, the daylight lamp holder, daylight lamp holder, cpu control circuit, the drive circuit that driving LED is luminous, power supply, reduction voltage circuit, charging circuit and lithium battery, the LED lamp is located at and is formed LED lamp square formation on the pcb board, led drive circuit is set on the pcb board, this pcb board and lithium battery that is provided with LED lamp square formation all is located in the fluorescent tube, lamp tube ends is provided with the daylight lamp holder, power supply is connected with daylight lamp holder, the fluorescent lamp tip electrode is connected with lamp socket, drive circuit, cpu control circuit, reduction voltage circuit and charging circuit all are located on the pcb board, drive circuit and LED lamp, cpu control circuit is connected with reduction voltage circuit, reduction voltage circuit is connected with charging circuit with the fluorescent lamp tip electrode, charging circuit is connected with lithium battery, and the lithium battery output is connected with drive circuit.

2, tool emergency function efficient LED fluorescent lamp as claimed in claim 1, it is characterized in that, described pcb board is that the cross section is the elongate structure of the ring structure of circle, and the LED lamp is located on this pcb board and direction of illumination constitutes semi-cylindrical LED lamp battle array towards the outside of circular ring structure.

3, tool emergency function efficient LED fluorescent lamp as claimed in claim 1, it is characterized in that, described pcb board is that the cross section is the elongate structure of the ring structure of semicircle, and the LED lamp is located on this pcb board and direction of illumination constitutes semi-cylindrical LED lamp battle array towards the outside of circular ring structure.

4, tool emergency function efficient LED fluorescent lamp as claimed in claim 1, it is characterized in that, this tool emergency function efficient LED fluorescent lamp drive circuit is divided into two independently sub-drive circuits, and each sub-drive circuit control is the LED lamp of half approximately, and these two sub-drive circuits are provided with independently switch.

5, tool emergency function efficient LED fluorescent lamp as claimed in claim 1 is characterized in that described daylight lamp holder is shaped as deltiod.