Utility model content
Main purpose of the present utility model is to provide a kind of LED lighting circuit, it is intended to improve the power of this LED lighting circuit.
For achieving the above object, a kind of LED lighting circuit that the utility model proposes, it includes that direct-current switch power supply and described direct-current switch power supply are electrically connected with multiple LED and are electrically connected with controller with the plurality of LED, in being arranged in parallel between the plurality of LED, described controller is in order to control the work of the plurality of LED.
Preferably, described direct-current switch power supply is voltage adjustable DC Switching Power Supply.
Preferably, described direct-current switch power supply has multiple outfan, and the connection of each described outfan has multiple in the LED being arranged in parallel.
Preferably, described LED lighting circuit also includes being located at rheostat between described direct-current switch power supply and the plurality of LED, described rheostat is electrically connected with described controller, and described controller regulates the luminosity of the plurality of LED by regulating and controlling the resistance of described rheostat.
Preferably, it is additionally provided with switching circuit between the plurality of LED and described direct-current switch power supply, described switching circuit includes that switching switch is with multiple in the dividing potential drop branch road being arranged in parallel, one end that described switching switch is connected with described direct-current switch power supply with the plurality of LED connects, one end of the plurality of dividing potential drop branch road is all connected with an outfan of described direct-current switch power supply, the other end is equipped with a contact, each described dividing potential drop branch road is provided with divider resistance, and the divider resistance resistance on multiple described dividing potential drop branch road all differs, described controller is also electrically connected with described switching switch, it is connected with the contact of a dividing potential drop branch road in the plurality of dividing potential drop branch road in order to control described switching switch.
Preferably, described LED lighting circuit also includes the timer being electrically connected with described controller, and described controller controls the work of the plurality of LED according to the setting time of described timer.
Preferably, described LED lighting circuit also includes the brightness detector being electrically connected with described controller, and described controller controls the work of the plurality of LED according to the ambient brightness value that described brightness detector detects.
Preferably, described LED has the housing arranged in a tubular form, and the two ends of described housing are equipped with waterproof male and female head.
Preferably, described LED is seven color LED.
This utility model is by being arranged in parallel multiple LED, and direct-current switch power supply is set is connected with each LED, so that the voltage that each LED two ends load is identical, ensure that each LED can be normally carried out work, thus, improve the power of LED, and then improve the power of whole lighting circuit.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the structure shown in these accompanying drawings.
Fig. 1 is the high-level schematic functional block diagram of the first embodiment of LED lighting circuit of the present utility model;
Fig. 2 is the high-level schematic functional block diagram of the second embodiment of LED lighting circuit of the present utility model;
Fig. 3 is the high-level schematic functional block diagram of the 3rd embodiment of LED lighting circuit of the present utility model;
Fig. 4 is the high-level schematic functional block diagram of the 4th embodiment of LED lighting circuit of the present utility model;
Fig. 5 is the structural representation of LED in Fig. 1.
Drawing reference numeral illustrates:
Label |
Title |
Label |
Title |
100 |
LED lighting circuit |
110 |
Direct-current switch power supply |
120 |
LED |
130 |
Controller |
140 |
Rheostat |
150 |
Switching circuit |
151 |
Dividing potential drop branch road |
152 |
Switching switch |
1511 |
Divider resistance |
1512 |
Contact |
160 |
Timer |
121 |
Housing |
122 |
Waterproof male and female head |
|
|
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Need explanation, in this utility model embodiment, directional instruction (such as up, down, left, right, before and after ...) is only used for explanation relative position relation under a certain particular pose (as shown in drawings) between each parts, motion conditions etc., if this particular pose changes, then directionality instruction changes the most therewith.
It addition, the description relating to " first ", " second " etc. in this utility model is only used for describing purpose, and it is not intended that indicate or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature.Additionally; technical scheme between each embodiment can be combined with each other; but must be based on those of ordinary skill in the art are capable of; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme does not exists, the most not this utility model require protection domain within.
The utility model proposes a kind of LED lighting circuit 100.
In embodiment of the present utility model, refer to Fig. 1, Fig. 1 is the high-level schematic functional block diagram of the first embodiment of LED lighting circuit 100 of the present utility model, and this LED 120 lighting circuit 100 includes that direct-current switch power supply 110 and direct-current switch power supply 110 are electrically connected with multiple LED 120 and are electrically connected with controller 130 with multiple LED 120;nullThis direct-current switch power supply 110 is in order to be converted to DC source by civil power,To power to multiple LED 120,Existing LED 120 the most all uses the mode with direct-current switch power supply 110 series connection to be connected,So,Each LED 120 two ends on-load voltage is caused all to be unable to reach its rated voltage,And then cause each LED 120 to be unable to reach peak power,Namely the luminosity of multiple LED 120 is unable to reach optimum efficiency,For this,This utility model connects by the way of using parallel connection between by multiple LED 120,And LED 120 two ends are all connected with direct-current switch power supply 110,The voltage stability provided due to direct-current switch power supply 110 is good,And then ensure that the voltage stabilization that each LED 120 two ends load,Avoid the voltage that LED 120 two ends load excessive and cause LED 120 damaged,Or the problem that the voltage-drop loading at LED 120 two ends is too small and causes LED 120 normally to work occurs,Thus,Ensure that each LED 120 can normally work,And then improve the power of whole LED lighting circuit 100;Further, multiple LED 120 are also electrically connected with controller 130, and multiple LED 120 are worked by the control of controller 130, and then facilitate and be turned on and off multiple LED 120.
This utility model is by being arranged in parallel multiple LED 120, and direct-current switch power supply 110 is set is connected with each LED 120, so that the voltage that each LED 120 two ends load is identical, ensure that each LED 120 can be normally carried out work, thus, improve the power of LED 120, and then improve the power of whole LED lighting circuit 100.
In embodiment of the present utility model, this direct-current switch power supply 110 is voltage adjustable DC Switching Power Supply, it is arranged such, make this LED lighting circuit 100 that the LED 120 of different model can be installed, namely can connect with the LED 120 of different capacity, and then improve the suitability of this LED 120 lighting circuit 100.Concrete, when the bigger LED 120 of rated voltage changed by this LED lighting circuit 100, can be by adjusting the voltage of this voltage adjustable DC Switching Power Supply, so that the voltage loaded in LED 120 can make it normally work.
In embodiment of the present utility model, this direct-current switch power supply 110 has multiple outfan, and each outfan can connect multiple in the LED 120 being arranged in parallel.It is arranged such, on the one hand it can be avoided that the LED 120 connected on the wire being connected with the outfan of direct-current switch power supply 110 is too much, and causes the generation of security incident;On the other hand, use multiple outfan, also facilitate the layout of the circuit of LED 120 lighting circuit 100, it is to avoid the circuit of whole LED lighting circuit 100 occurs the problem being wound around to occur.
In an embodiment of the present utility model, refer to Fig. 2, Fig. 2 is the high-level schematic functional block diagram of the second embodiment of LED lighting circuit 100 of the present utility model, this LED lighting circuit 100 is provided with rheostat 140 between direct-current switch power supply 110 and multiple LED 120, this rheostat 140 can be membrane type rheostat 140 or wire-wound variable resistor etc., at this, do not do concrete restriction, it is electrically connected with controller 130, and controller 130 regulates the luminosity of multiple LED 120 by the resistance of regulation and control rheostat 140.So, facilitate and adjust the luminosity of multiple LED 120.
nullObviously,The design is not limited to this,Refer to Fig. 3,Fig. 3 is the high-level schematic functional block diagram of the 3rd embodiment of LED lighting circuit 100 of the present utility model,One switching circuit 150 can be set between multiple LED 120 and direct-current switch power supply 110,This switching circuit 150 includes switching switch 152 and multiple in the dividing potential drop branch road 151 being arranged in parallel,One end that switching switch 152 is connected with direct-current switch power supply 110 with multiple LED 120 connects,One end of multiple dividing potential drop branch roads 151 is all connected with an outfan of direct-current switch power supply 110,The other end is equipped with a contact 1512,Each dividing potential drop branch road 151 is provided with divider resistance 1511,And divider resistance 1511 resistance on multiple dividing potential drop branch road 151 all differs,Controller 130 is also electrically connected with switching switch 152,It is connected with the contact 1512 of a dividing potential drop branch road 151 in multiple dividing potential drop branch roads 151 in order to control switching switch 152.Concrete, when needing the luminosity adjusting whole LED lighting circuit 100, switching switch 152 can be controlled by controller 130 to be connected with the contact 1512 on the dividing potential drop branch road 151 in multiple dividing potential drop branch roads 151, owing to divider resistance 1511 resistance on each dividing potential drop branch road 151 all differs, and then make this switching switch 152 with on different dividing potential drop branch roads 151 contact 1512 connection be, the voltage that each LED 120 two ends load also differs, thus, it is achieved that adjust the brightness of whole LED lighting circuit 100.
In embodiment of the present utility model, refer to Fig. 4, Fig. 4 is the high-level schematic functional block diagram of the 4th embodiment of LED lighting circuit 100 of the present utility model, this LED lighting circuit 100 also includes the timer 160 being electrically connected with controller 130, and controller 130 controls multiple LED 120 according to the setting time of timer 160 and works.Concrete, the time that sets of this timer 160 can be arranged according to the demand of user, such as, the lighting hours of LED 120 is set as between at 6 in evening at 12 in evening, controller 130 is to receive the triggering signal that timer 160 sends good, control whole LED lighting circuit 100 to be operated, and, when having arrived the setting time, controller 130 controls whole LED lighting circuit 100 and quits work, so, it is achieved that the work of Intelligent control LED lamp lighting circuit 100, convenient for users.
Obviously, the design is not limited to this, can also be by arranging a brightness detector (not shown) being electrically connected with controller 130 in LED lighting circuit 100, this brightness detector is in order to detect the brightness of environment, and controller 130 controls multiple LED 120 according to the ambient brightness value that brightness detector detects and works, namely, when ambient brightness is low, it is luminous that controller 130 controls multiple LED 120, and then, achieve Intelligent control LED lamp 120 to work, user-friendly.
In embodiment of the present utility model, refer to Fig. 5, this LED 120 has the housing 121 arranged in a tubular form, the two ends of housing 121 are equipped with waterproof male and female 122, this waterproof male and female 122 is connected with the end of housing 121, to be tightly connected with housing 121, and then avoids LED 120 when being installed on outdoor, rainwater or steam enter in L housing 121 from the two ends of this housing 121, and affect the normal work of whole LED 120.
In embodiment of the present utility model, LED 120 is seven color LED 120.Concrete, seven color LED 120 send different colors by the regulation and control of controller 130, and then make this LED lighting circuit 100 can send different light, to meet the different demands of user.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; it is every under utility model of the present utility model is conceived; utilize the equivalent structure transformation that this utility model description and accompanying drawing content are made, or directly/be indirectly used in other relevant technical fields and be included in scope of patent protection of the present utility model.