CN201312404Y

CN201312404Y - LED lamp with standby power supply

Info

Publication number: CN201312404Y
Application number: CNU2008202135395U
Authority: CN
Inventors: 冯俊
Original assignee: Individual
Current assignee: SHENZHEN ET LIGHTING CO Ltd
Priority date: 2008-11-14
Filing date: 2008-11-14
Publication date: 2009-09-16
Anticipated expiration: 2018-11-14

Abstract

The utility model relates to an LED luminous lamp with standby power supply. A driving power supply comprises a main power supply, and the LED lamp comprises a radiating unit, a luminescence unit and a protecting unit. The LED lamp with standby power supply further comprises a standby power module which is connected with the driving power supply, a switching module is connected between the standby power module and the driving power supply, and the standby power module comprises a forestage circuit, a standby circuit and an output circuit. By aid of the standby power module and the switching module, the LED lamp is capable of operating continuously after the main power supply stops supplying power, thereby avoiding additionally arranging other types of standby power switching devices on a total power supplying circuit, and then reducing use cost. Simultaneously, the utility model can enable users to selectively mount lamps which require providing the standby power supply to drive, thereby resolving the problem that the existing LED lamp can not operate continuously after power off.

Description

A kind of LED light fixture that possesses the back-up source power supply

Technical field

The utility model relates to a kind of lighting, is meant a kind of LED light fixture that possesses the back-up source power supply especially.

Background technology

The LED lamp believes that many people are not strange, and along with the continuous development of lighting technology, the application of LED lamp also more and more widely now.

Since the light beam that sends of LED lamp be forward and have certain angle of divergence, so just can need install reflector additional as incandescent lamp, and LED itself sends is coloured light, so just need not filter by coloured lens, thereby solved false demonstration and lens color drift problem, improved light utilization efficiency, and the long working life of LED lamp, be 5～10 years, the maintenance expense is low; And since single led only be a special luminescence unit in the whole signal lamp lamp panel, as long as the signal lamp wiring board is reasonable in design,, can not influence other LED luminescence unit even indivedual LED burns yet, thereby influence the signal lamp whole structure, so the application of LED light fixture also more and more widely.

Yet the common LED light fixture mostly is by the constant-current supply driving and does not have the function that works under the accident power-off situation, needing the switching of additional supply loop and Large UPS/EPS power supply on total electric current supply circuit working under the unexpected powering-off state as needs, therefore the LED light fixture also exists certain shortcoming in the application of reality, is described below respectively now:

As mentioned above, because existing LED light fixture mostly is constant-current supply and drives, and do not possess the function that works on of outage is not arranged, therefore existing LED light fixture also can't be in some holes, ore deposit or the higher place of light demand such as tunnel, the end, ground use, this is the existing weak point of existing LED light fixture.

Summary of the invention

In order to address the above problem, the utility model provides a kind of LED light fixture that possesses the back-up source power supply, by this standby power supply module and this handover module, make the utility model when main power source is stopped power supply, can work on, and avoid on total current supply circuit, adding the equipment such as stand-by power supply switching of other types, reduce use cost, simultaneously the user is selectively installed need provide the light fixture of back-up source driving, and this is a main purpose of the present utility model.

Technical solution adopted in the utility model is to achieve these goals:

First embodiment of the present utility model is: it comprises driving power and LED light fixture a kind of LED light fixture that possesses back-up source power supply; Wherein, this LED light fixture is connected with this driving power; This driving power comprises a main power source, and this main power source is corresponding with this LED light fixture.

This LED light fixture comprises heat-sink unit, luminescence unit and protected location; Wherein, this heat-sink unit comprises fin-shaped fin, structure ring and preceding shrouding; This structure ring is connected with this fin-shaped fin, this fin-shaped fin has some fin and an endless tube, some these fin collar are combined into this fin-shaped fin around this endless tube, this structure ring has outer shroud and interior ring, this fin-shaped fin is to insert should interiorly encircling of this structure ring, should recline mutually with this fin-shaped fin by preceding shrouding, should have some recesses by preceding shrouding, some these recesses are corresponding with some these fin, and some these fin of this fin-shaped fin fasten with some these recesses, further, this fin-shaped fin also connects a back shroud, and this back shroud has some recesses, and some these recesses are corresponding with some these fin, this back shroud reclines mutually with this fin-shaped fin, and some these fin of this fin-shaped fin fasten with some these recesses.

This luminescence unit is corresponding with this heat-sink unit, and this luminescence unit comprises high thermal conductivity aluminum matrix plate, some LED lamp pearls and some lens; This high thermal conductivity substrate is to recline mutually with the preceding shrouding of being somebody's turn to do of this heat-sink unit; some these LED lamp pearls are connected with this high thermal conductivity aluminum matrix plate; and some these lamp pearls are welded on this high thermal conductivity aluminum matrix plate; some these lens are corresponding with some these LED lamp pearls; these lens have boss, stylobate and awl tail; this boss links together with this stylobate; and this awl tail is to be connected with the other end of this stylobate; these lens are connected with this LED lamp pearl by this awl tail, and this boss and this stylobate are corresponding with this protection assembly.

This protected location is corresponding with this heat-sink unit, and this protected location comprises front shroud, outer shroud and outer ring; This front shroud is corresponding with some these lens of this luminescence unit, and this front shroud is transparent, offer some apertures on this front shroud, some these apertures are corresponding with this boss of some lens, and some these boss are to insert some these apertures, further, some these apertures by this front shroud, some these lens and some this LED lamp pearls are fixed, this outer shroud is corresponding with this front shroud, and this front shroud is to embed in this outer shroud, and this outer shroud also is connected with this structure ring of this radiator structure, and this outer ring is connected with this outer shroud.

Second embodiment of the present utility model is: a kind of LED light fixture that possesses the back-up source power supply also comprises a standby power supply module, this standby power supply module is connected with this driving power, and be connected all die change pieces between this standby power supply module and this driving power, this handover module is connected with this main power source, and this handover module also is connected with this LED light fixture; Further, this handover module also connects a control module.

This standby power supply module is to be connected with this handover module of this driving power, and this standby power supply module comprises front stage circuits, stand-by circuit and output circuit; Wherein, this front stage circuits is connected with this charging circuit, and this output circuit is connected with this charging circuit.

This front stage circuits comprises power supply input, overcurrent protection and filtering voltage regulation; this power supply input is connected with this handover module; and this power supply input is connected with this overcurrent protection; this filtering voltage regulation is connected with this overcurrent protection; further, this filtering voltage regulation also is connected with this stand-by circuit.

This stand-by circuit is to be connected with this filtering voltage regulation of this front stage circuits, this stand-by circuit comprises charging control, the control of stand-by power supply power and power backup charging circuit, this charging control is and be to be connected with this filter regulator circuit, this stand-by power supply power control is connected with this charging control, and this power backup charging circuit is connected with this charging control; Again, this stand-by circuit also connects a state control circuit, and this state control circuit is connected with this stand-by power supply power control.

This output circuit is to be connected with this stand-by power supply power control of this stand-by circuit, and this output circuit also is connected with this overcurrent protection of this front stage circuits.

The beneficial effects of the utility model are: it comprises driving power and LED light fixture a kind of LED light fixture that possesses back-up source power supply, this driving power comprises a main power source, this LED light fixture is connected with this main power source, and this LED light fixture comprises heat-sink unit, luminescence unit and protected location; Again, a kind of LED light fixture that possesses the back-up source power supply also comprises a standby power supply module, this standby power supply module is connected with this driving power, and be connected all die change pieces between this standby power supply module and this driving power, this standby power supply module comprises front stage circuits, stand-by circuit and output circuit, by this standby power supply module and this handover module, make the utility model when main power source is stopped power supply, can work on, and avoided the equipment such as stand-by power supply switching of additional other types on total current supply circuit, reduce use cost, simultaneously the user is selectively installed need provide the light fixture of back-up source driving.

Description of drawings

Fig. 1 is the utility model framework schematic diagram;

Fig. 2 is the utility model standby power supply module circuit diagram;

Fig. 3 is the utility model fitting structure figure;

Fig. 4 is the utility model connection diagram.

Embodiment

(as Fig. 1 to Fig. 4), first embodiment of the present utility model was: it comprises driving power 10 and LED light fixture 20 a kind of LED light fixture that possesses back-up source power supply; Wherein, this LED light fixture 20 is connected with this driving power 10; This driving power 10 comprises a main power source 11, and this main power source 11 is corresponding with this LED light fixture 20, provides this LED light fixture 20 needed electric weight by this main power source 11, and it can be worked when normal power supply.

This LED light fixture 20 is to be connected with this handover module 12 of this power module 10, and this LED light fixture 20 comprises heat-sink unit 21, luminescence unit 22 and protected location 23; Wherein, this heat-sink unit 21 comprises fin-shaped fin 211, structure ring 212 and preceding shrouding 213; This structure ring 212 is connected with this fin-shaped fin 211, and this fin-shaped fin 211 is to insert in this structure ring 212, should recline mutually with this fin-shaped fin 211 by preceding shrouding 213, further, this fin-shaped fin 211 also connects a back shroud 214, this back shroud 214 reclines mutually with this fin-shaped fin 211, by this heat-sink unit 21, this LED light fixture can be worked under a suitable temperature environment.

This luminescence unit 22 is corresponding with this heat-sink unit 21, and this luminescence unit 22 comprises high thermal conductivity aluminum matrix plate 221, some LED lamp pearls 222 and some lens 223; This high thermal conductivity substrate 221 is to recline mutually with the preceding shrouding 221 of being somebody's turn to do of this heat-sink unit 21, some these LED lamp pearls 222 are connected with this high thermal conductivity aluminum matrix plate 221, and some these LED lamp pearls 222 are welded on this high thermal conductivity aluminum matrix plate 221, some these lens 223 are corresponding with some these LED lamp pearls 222, and some these lens 223 are linked on some these LED lamp pearls 222.

This protected location 23 is corresponding with this heat-sink unit 21, and this protected location 23 comprises front shroud 231, outer shroud 232 and outer ring 233; This front shroud 231 is corresponding with some these lens 223 of this luminescence unit 22, again, offer some apertures on this front shroud 231, some these apertures are corresponding with some these lens 223, some these lens 223 are to see through some these apertures, and this outer shroud 232 is corresponding with this front shroud 231, and this front shroud 231 is to embed in this outer shroud 232, this outer shroud 232 also is connected with this structure ring 212 of this radiator structure, and this outer ring 233 is connected with this outer shroud 232.

Provide these LED light fixture 20 work required electric weight by this main power source 11, make this LED light fixture 20 normally luminous.

Second embodiment of the present utility model is: a kind of LED light fixture that possesses the back-up source power supply also comprises a standby power supply module 30, this standby power supply module 30 is connected with this driving power 10, and be connected all die change pieces 12 between this standby power supply module 30 and this driving power 10, this handover module 12 is connected with this main power source 11, and this handover module 12 also is connected with this LED light fixture 20, by the power supply state of this this main power source 11 of handover module 12 conversions with this standby power supply module 30; Further, this handover module 12 also connects a control module 40, also can control the operating state of this main power source 11 and this standby power supply module 30 by this control module 40.

This standby power supply module 30 is to be connected with this handover module 12 of this driving power 10, and this standby power supply module 30 comprises front stage circuits 31, stand-by circuit 32 and output circuit 33; Wherein, this front stage circuits 31 is connected with this charging circuit 32, and this output circuit 33 is connected with this charging circuit 32.

This front stage circuits 31 comprises power supply input 311, overcurrent protection 312 and filtering voltage regulation 313; this power supply input 311 is connected with this handover module 12; and this power supply input 311 is connected with this overcurrent protection 312; limit the size of input current by this overcurrent protection 312; this filtering voltage regulation 313 is connected with this overcurrent protection 312; by the size of these filtering voltage regulation 313 qualification input voltages, further, this filtering voltage regulation 313 also is connected with this stand-by circuit 32.

This stand-by circuit 32 is to be connected with this filtering voltage regulation 313 of this front stage circuits 31, this stand-by circuit 32 comprises charging control 321, the control 322 of stand-by power supply power and power backup charging circuit 323, this charging control 321 is and be to be connected with these filtering voltage regulation 313 circuit, this stand-by power supply power control 322 is connected with this charging control 321, and this power backup charging circuit 323 is connected with this charging control 321; Again, this stand-by circuit 32 also connects a state control circuit 34, and this state control circuit 34 is connected with this stand-by power supply power control 322.

This output circuit 33 is to be connected with this stand-by power supply power control 322 of this stand-by circuit 32, and this output circuit 33 also is connected with this overcurrent protection 312 of this front stage circuits 31.

By this standby power supply module 30 and this handover module 12, make the utility model when this main power source 11 is stopped power supply, can switch to the power supply state of this standby power supply module 30 from the power supply state of this main power source 11, thereby after being implemented in main power source 11 and quitting work, this LED light fixture 20 can work on, and realizes the purpose of this utility model.

Claims

It comprises driving power and LED light fixture 1 one kinds of LED light fixtures that possess back-up source power supply; Wherein, this LED light fixture is connected with this driving power; This driving power comprises a main power source, and this main power source is corresponding with this LED light fixture, it is characterized in that: this LED light fixture comprises heat-sink unit, luminescence unit and protected location,

This heat-sink unit comprises fin-shaped fin, structure ring and preceding shrouding; This structure ring is connected with this fin-shaped fin, this fin-shaped fin has some fin and an endless tube, some these fin collar are combined into this fin-shaped fin around this endless tube, this structure ring has outer shroud and interior ring, this fin-shaped fin is to insert should interiorly encircling of this structure ring, should recline mutually with this fin-shaped fin by preceding shrouding, should have some recesses by preceding shrouding, some these recesses are corresponding with some these fin, and some these fin of this fin-shaped fin fasten with some these recesses, further, this fin-shaped fin also connects a back shroud, and this back shroud has some recesses, some these recesses are corresponding with some these fin, this back shroud reclines mutually with this fin-shaped fin, and some these fin of this fin-shaped fin fasten with some these recesses

This luminescence unit is corresponding with this heat-sink unit, and this luminescence unit comprises high thermal conductivity aluminum matrix plate, some LED lamp pearls and some lens; This high thermal conductivity substrate is to recline mutually with the front shrouding of being somebody's turn to do of this heat-sink unit; Some these LED lamp pearls are connected with this high thermal conductivity aluminum matrix plate; And some these lamp pearls are welded on this high thermal conductivity aluminum matrix plate; Some these lens are corresponding with some these LED lamp pearls; These lens have boss, stylobate and cone tail; This boss links together with this stylobate; And this cone tail is to be connected with the other end of this stylobate; These lens are connected with this LED lamp pearl by this cone tail; This boss is corresponding with this protection assembly with this stylobate

This protected location is corresponding with this heat-sink unit, and this protected location comprises front shroud, outer shroud and outer ring; This front shroud is corresponding with some these lens of this luminescence unit, and this front shroud is transparent, offer some apertures on this front shroud, some these apertures are corresponding with this boss of some lens, and some these boss are to insert some these apertures, and this outer shroud is corresponding with this front shroud, and this front shroud is to embed in this outer shroud, this outer shroud also is connected with this structure ring of this radiator structure, and this outer ring is connected with this outer shroud.
2. a kind of LED light fixture that possesses the back-up source power supply as claimed in claim 1, it is characterized in that: this LED light fixture that possesses the back-up source power supply also comprises a standby power supply module, this standby power supply module is connected with this driving power, and be connected all die change pieces between this standby power supply module and this driving power, this handover module is connected with this main power source, and this handover module also is connected with this LED light fixture; Further, this handover module also connects a control module.
3. a kind of LED light fixture that possesses the back-up source power supply as claimed in claim 2, it is characterized in that: this standby power supply module is to be connected with this handover module of this driving power, and this standby power supply module comprises front stage circuits, stand-by circuit and output circuit; Wherein, this front stage circuits is connected with this charging circuit, and this output circuit is connected with this charging circuit.
4. a kind of LED light fixture that possesses the back-up source power supply as claimed in claim 3; it is characterized in that: this front stage circuits comprises power supply input, overcurrent protection and filtering voltage regulation; this power supply input is connected with this handover module; and this power supply input is connected with this overcurrent protection; this filtering voltage regulation is connected with this overcurrent protection; further, this filtering voltage regulation also is connected with this stand-by circuit.
5. a kind of LED light fixture that possesses the back-up source power supply as claimed in claim 3 is characterized in that; This stand-by circuit is to be connected with this filtering voltage regulation of this front stage circuits, this stand-by circuit comprises charging control, the control of stand-by power supply power and power backup charging circuit, this charging control is and be to be connected with this filter regulator circuit, this stand-by power supply power control is connected with this charging control, and this power backup charging circuit is connected with this charging control; Again, this stand-by circuit also connects a state control circuit, and this state control circuit is connected with this stand-by power supply power control.
6. a kind of LED light fixture that possesses the back-up source power supply as claimed in claim 3; it is characterized in that: this output circuit is to be connected with this stand-by power supply power control of this stand-by circuit, and this output circuit also is connected with this overcurrent protection of this front stage circuits.