A kind of LED lamp control circuit of charged pool
Technical field
The utility model relates to a kind of LED lamp control circuit, more particularly is meant a kind of LED lamp control circuit that reserve battery has the sensitization auto-switch function simultaneously that has.
Background technology
Along with the concern of people to the LED lamp, the LED illumination has been applied to every field, such as street lighting, and outdoor lamp decoration, Lawn lamp, garden lamp etc.
Yet the LED lamp that is used for outdoor lighting of the prior art adopts high-powered LED lamp as many, its drive circuit complexity, and cost is than higher.And adopt low power LED lamp and the light fixture that is unified into too simple, do not have the function of Based Intelligent Control.The control circuit of these LED lamps scarcely has stand-by power supply simultaneously, when no external power supply is supplied, can't work.
The inventor is based on the improvement of prior art, develops a kind of LED lamp control circuit reserve battery and that can open automatically or close according to illuminance that has.
The utility model content
The purpose of this utility model is to provide a kind of LED lamp control circuit reserve battery and that can open automatically or close according to illuminance that has for overcoming the deficiencies in the prior art.
The utility model technology contents is: a kind of LED lamp control circuit of charged pool, the LED lamp group that it is characterized in that comprising power circuit, the control module that connects with power circuit and connect with control module; Described control module comprises microcontroller, reaches the photosensitive circuit, control button and the drive circuit that connect with microcontroller, and described drive circuit is provided with the output that connects with aforementioned LED lamp group.
Its further technology contents is: described power circuit comprises power input, the voltage stabilizing circuit that connects with power input, the charge-discharge circuit that connects with voltage stabilizing circuit and the charging-discharging controller that connects with charge-discharge circuit; Described charging-discharging controller also is connected with power supply indicator; Described charge-discharge circuit is connected with rechargeable battery.
Its further technology contents is: described charge-discharge circuit comprises charging metal-oxide-semiconductor and discharge metal-oxide-semiconductor.
Its further technology contents is: described microcontroller also is connected with buzzer and relay indicating light.
Its further technology contents is: described LED lamp group is provided with more than two groups or two groups, and every group of LED lamp group comprises the LED lamp that several are in parallel, and each LED lamp also is in series with a current-limiting resistance.
Its further technology contents is: described drive circuit comprises switch triode and the relay of connecting with switch triode; Described output is the relay contact that is used for conducting LED lamp group power supply; The control end of described switch triode connects with microcontroller.
Its further technology contents is: the lithium battery that described rechargeable battery is cascaded for many groups.
Its further technology contents is: described LED lamp is a LED flower garden lamp.
The utility model beneficial effect compared with prior art is: power circuit of the present utility model is because of having stand-by power supply, can provide continual power supply for the LED lamp, has photosensitive circuit simultaneously, can open or close the LED lamp automatically according to illuminance, simultaneously can also be according to the requirement (can select) of illuminance by control button, decision is to open single group (low-light level) or open two groups (high brightness) or two groups above (more high brightness), has more energy-conservation effect than general LED modulated structure.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings
Fig. 1 is the circuit block diagram of the LED lamp control circuit specific embodiment of a kind of charged pool of the utility model;
Fig. 2 is the circuit theory diagrams one (power circuit part) of the LED lamp control circuit specific embodiment of a kind of charged pool of the utility model;
Fig. 3 is the circuit theory diagrams two (main circuit part) of the LED lamp control circuit specific embodiment of a kind of charged pool of the utility model;
Fig. 4 is the circuit theory diagrams three (LED lamp group part) of the LED lamp control circuit specific embodiment of a kind of charged pool of the utility model.
Reference numeral
1 power circuit, 11 power inputs
12 voltage stabilizing circuits, 13 charge-discharge circuits
14 charging-discharging controllers, 15 rechargeable batteries
16 power supply indicators
2 control modules, 21 microcontrollers
22 control buttons, 23 photosensitive circuits
24 drive circuits, 25 relay indicating lights
26 buzzers
3LED lamp group
Embodiment
In order to more fully understand technology contents of the present utility model, the technical solution of the utility model is further introduced and explanation below in conjunction with specific embodiment.
As shown in Figure 1, the LED lamp control circuit of a kind of charged pool of the utility model comprises power circuit 1, the control module 2 that connects with power circuit 1 and the LED lamp group 3 that connects with control module 2; Control module 2 comprises microcontroller 21, reaches the photosensitive circuit 23, control button 22 and the drive circuit 24 that connect with microcontroller 21, drive circuit 24 is provided with the output that connects with aforementioned LED lamp group 3 (be the contact of relay in the present embodiment, as circuit theory diagrams shown in Figure 3).Power circuit 1 comprises power input 11, the voltage stabilizing circuit 12 that connects with power input 11, the charge-discharge circuit 13 that connects with voltage stabilizing circuit 12 and the charging-discharging controller 14 that connects with charge-discharge circuit 13; Charging-discharging controller 14 also is connected with power supply indicator 16; Charge-discharge circuit 14 is connected with rechargeable battery 15.Microcontroller 21 also is connected with buzzer 26 and relay indicating light 25.
To shown in Figure 4, charge-discharge circuit comprises charging metal-oxide-semiconductor and discharge metal-oxide-semiconductor as Fig. 2.LED lamp group is provided with two groups (also can be provided with more than two groups) in other embodiment, every group of LED lamp group comprises the LED lamp of 60 parallel connections, and each LED lamp also is in series with a current-limiting resistance.
The relay (K1 as shown in Figure 3 and K2) that drive circuit comprises switch triode (Q5 as shown in Figure 3 and Q6) and connects with switch triode; Output is the relay contact that is used for conducting LED lamp group power supply; The control end of switch triode connects with microcontroller IC6.Rechargeable battery is three groups of lithium batteries that are cascaded (BT1 as shown in Figure 2, BT2 and BT3).The LED lamp is a LED flower garden lamp, also can be LED Lawn lamp, LED pinup or the like.
In sum, power circuit of the present utility model is because of having stand-by power supply, can provide continual power supply for the LED lamp, has photosensitive circuit simultaneously, can open or close the LED lamp automatically according to illuminance, simultaneously can also be according to the requirement (can select) of illuminance by control button, decision is to open single group (low-light level) or open two groups (high brightness) or two groups above (more high brightness), has more energy-conservation effect than general LED modulated structure.
The above only further specifies technology contents of the present utility model with embodiment; so that the reader is more readily understood; but do not represent execution mode of the present utility model to only limit to this, any technology of doing according to the utility model is extended or recreation, all is subjected to protection of the present utility model.Protection range of the present utility model is as the criterion with claims.