CN203523104U

CN203523104U - Lamp control module

Info

Publication number: CN203523104U
Application number: CN201320633451.XU
Authority: CN
Inventors: 周小勇; 潘黄锋; 应俊俊; 吴其志; 马旭红; 林万炯
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-09-29
Filing date: 2013-09-29
Publication date: 2014-04-02
Anticipated expiration: 2023-09-29

Abstract

The utility model relates to a lamp control module that is used for controlling output of a power supply module for providing a signal for a lamp. The lamp control module comprises a sensor module and a dimming control module coupled with the sensor module. The sensor module receives an external input signal and outputs a control signal; the dimming control module receives the control signal of the sensor module and outputs a dimming control signal so as to control an output signal of the power supply module, thereby controlling turning on and off of the lamp and adjusting the illumination value of the light emitted by the lamp. With the lamp control module, the lamp can be turned on or off according to the situation whether someone approaches the lamp, thereby saving the energy; and moreover, the illumination value of the light emitted by the lamp can be adjusted according to different occasions and the user flowing situation, thereby further saving the energy.

Description

A kind of lamp control module

Technical field

The utility model relates to a kind of power-supply device, particularly a kind of lamp control module that is applicable to brightness adjustment control.

Background technology

In general daily life, all can see various lighting apparatus everywhere, for example, fluorescent lamp, street lamp, desk lamp, artistic lamp etc.In above-mentioned lighting apparatus, major part is as illuminating source with osram lamp traditionally.In recent years, because science and technology is maked rapid progress, utilized light-emitting diode (LED) as luminous source.Person very, except lighting apparatus, for general traffic lights and sign, billboard, car light etc., also changes into and uses light-emitting diode as illuminating source.As previously mentioned, use light-emitting diode as illuminating source, its benefit is power saving, and brightness is larger, therefore generalize gradually on using.

Along with popularizing of LED light fixture, increasing occasion is brought into use LED light fixture, and for LED light fixture, due to its DC low-voltage feature, is necessary for the DC power supply that its outfit adapts.But in the non-region residing permanently of some users, as supermarket, market, if light fixture is being opened for a long time, also can cause the waste of the energy and the shortening of lamp life.Meanwhile, in the consumer environment such as supermarket or market, user is flowed, and therefore, it also changes for the needed illumination of a certain particular commodity,

Utility model content

In view of this, be necessary to provide a kind of lamp control module that can brightness adjustment control, to meet the demand.

A lamp control module, it is for controlling the output that the power module of signal is provided for light fixture.Described lamp control module comprises an induction module, a dimming controlling module being coupled with this induction module.Described induction module receives extraneous input signal and exports control signal.Described dimming controlling module receives the control signal of described induction module and exports dimming control signal to control the output signal of described power module and then to control the switch of described light fixture and the brightness value of the adjusting light that described light fixture was sent.

Compared with prior art, this lamp control module not only can be according to whether having people near light fixture and this light fixture of break-make with energy savings, and can according to different occasions and user mobile, regulate the brightness value of the light that light fixture sends, with further energy savings.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, embodiment of the present utility model is described, wherein:

The circuit block diagram of a kind of lamp control module that Fig. 1 provides for the utility model the first embodiment.

The oscillogram of the output signal at modules of the lamp control module that Fig. 2 A-Fig. 2 C is Fig. 1.

The circuit block diagram of a kind of lamp control module that Fig. 3 provides for the utility model the second embodiment.

Embodiment

Based on accompanying drawing, specific embodiment of the utility model is further elaborated below.Should be appreciated that specific embodiment described herein is only as embodiment, and be not used in restriction protection range of the present utility model.

Refer to Fig. 1, the circuit block diagram of a kind of lamp control module 100 that it provides for the utility model the first embodiment.Described lamp control module 100 comprises 10, one 11, one power modules 12 that are electrically connected with this dimming controlling module 11 of dimming controlling module that are electrically connected with this induction module 10 of an induction module, and one group of light fixture 13.

Described induction module 10 can comprise that a heat releases infrared inductor, position sensor, and image sensor etc., in the present embodiment, described induction module 10 comprises that a heat releases infrared inductor.It is the automatic control product based on infrared technology that heat is released infrared inductor, when having people to enter induction range, heat is released the variation that transducer in infrared inductor detects human body infrared spectrum, by automatic output control signal, when people does not leave its induction range, to continue output control signal, and after people leaves, by automatic delay function and stop exporting control signal.Described induction module 10 can also comprise an output regulon 101.This output regulon 101 and infrared inductor are electrically connected and regulate according to preset value the size of the output signal value of described induction module.The output signal of described induction module 10 can be the voltage signal of the arbitrary value between 0V to 10V, described output regulon 101 can, according to the ratio value setting in advance, can be adjusted into the output signal of induction module 10 any voltage value between 0V to 5V.

The brightness value of the light that described dimming controlling module 11 is sent light fixture 13 according to the output signal of described induction module 10 is adjusted.Described dimming controlling module 11 comprises a pwm unit.This pwm unit regulates the duty ratio of its output signal high level according to input signal.Described pwm unit is exported analog circuit is controlled by the numeral of microprocessor, is a kind of analog signal level to be carried out to digitally coded method.With digital form control simulation circuit, thereby can significantly reduce cost and the power consumption of system.Described pwm unit can be controlled the size of switch and the brightness value of described light fixture 13, as when as described in the duty ratio of high level of pwm unit output while being greater than 0, described light fixture 13 will be in opening.And when the duty ratio of the high level of described pwm unit output is O, described light fixture 13 will be in closed condition.When the duty ratio of high level signal of output converts between 0 to 1, can control the size of the brightness value of the light that light fixture 13 sends, i.e. bright-dark degree.The operation principle of described dimming controlling module 11 is as follows, when a control signal of described induction module 10 outputs, and dimming controlling module 11 as the voltage signal of 6V and as described in flowing to, the voltage signal of this 6V is constant voltage, it is straight line, as shown in Figure 2 A.This dimming controlling module 11 itself can produce a triangular wave, as shown in Figure 2 B.The constant voltage of this triangular wave and 6V is coupled into a voltage signal with certain duty ratio, as shown in Figure 2 C.The voltage signal of this certain duty ratio is the size of the brightness value of the light that sends of adjustable described light fixture 13, along with the variation of the output voltage signal of described induction module 10, the duty ratio of the output signal of described dimming controlling module 11 is also changing, thereby reaches the big or small object of the brightness value that regulates the light that described light fixture 13 sends.

Described power module 12 is used to described dimming controlling module 11 to provide electric energy with light fixture 13.Described power module 12 provides suitable electric energy according to the specification of described light fixture 13.In the present embodiment, described light fixture 13 adopts LED lamps, and therefore, described power module 12 provides constant current electric energy for described light fixture 13.For described dimming controlling module 11, described power module 12 is mainly described pwm unit the energy is provided, so its energy mode providing for described dimming controlling module 11 is suitable mutually with the model of described pwm unit.Described power module 12 receives the dimming control signal of described dimming controlling module 11 to control the output signal of described power module 12 and then to control the switch of described light fixture 13 and the brightness value of the light that regulates described light fixture 13 to be sent.

Described light fixture 13 can be also the shot-light of being made by a LED lamp for the lamp of a group being formed by the series connection of a plurality of LED lamps, and it is determined according to actual needs.In the present embodiment, described light fixture 13 comprises at least one LED lamp.

Compared with prior art, whether this lamp control module 100 not only can be according to having people to open this light fixture 13 with energy savings near light fixture 13, and can according to different occasions and user mobile, regulate the brightness value of the light that light fixture 13 sends, with further energy savings.

Refer to Fig. 3, the circuit block diagram of a kind of lamp control module 200 providing for the utility model the second embodiment.Described lamp control module 200 comprises an induction module 20, a radio receiving transmitting module 21 being electrically connected with described induction module 20, the dimming controlling module 22 that at least one and this radio receiving transmitting module 21 are electrically connected, the power module 23 that at least one and this dimming controlling module 22 are electrically connected, and one group of light fixture 24.

Described induction module 20, dimming controlling module 22, and power module 23 is all identical with the corresponding module of the first embodiment, does not repeat them here.Describe structure and the operation principle of described radio receiving transmitting module 21 below in detail, and the light fixture 13 of light fixture 24 and the first embodiment is different.

Described light fixture 24 can comprise a plurality of.Each light fixture 24 becomes an independently light emitting source, and it can be each light fixture 24 power supply by a plurality of independently power modules 23, also can only use a power module 23 for 24 power supplies of all light fixtures.In the present embodiment, described each light fixture 24 is used independently power module 23 power supplies, so that wiring.In order to control the size of switch and the brightness value of each light fixture 24, each light fixture 24 can be electrically connected a dimming controlling module 22.So, some business, according to field, as megastore, this many group LED lamp can be placed in a plurality of showcases or exhibition cabinet.

Described radio receiving transmitting module 21 is electrically connected between described dimming controlling module 22 and induction module 22, the control signal that described dimming controlling module 22 receives from described induction module 22 by described radio receiving transmitting module 21 simultaneously.Described radio receiving transmitting module 21 comprises a wireless transmitter module 211 and at least one wireless receiving module 212.Described wireless transmitter module 211 is electrically connected to receive the output signal of described induction module 22 and launches control signal with described induction module 22.Described at least one wireless receiving module and described dimming controlling module 22 are electrically connected to receive the control signal that described wireless transmitter module 212 sends.Described radio receiving transmitting module 21 is known by those skilled in the art, does not repeat them here.

Need to further illustrate Fig. 3, the lamp control module 200 of the present embodiment comprises independently power module 23 of 22, three of 212, three dimming controlling module of three wireless receiving modules, and three light fixtures 24.For the more dimming controlling module 22 that may have, power module 23 and light fixture 24, used ellipsis to replace.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all interior done any modifications in spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.

Claims

1. a lamp control module, for controlling the output that the power module of signal is provided for light fixture, it is characterized in that: described lamp control module comprises an induction module, a dimming controlling module being coupled with this induction module, described induction module receives extraneous input signal and exports control signal, and described dimming controlling module receives the control signal of described induction module and exports dimming control signal to control the output signal of described power module and then to control the switch of described light fixture and the brightness value of the adjusting light that described light fixture was sent.

2. lamp control module as claimed in claim 1, is characterized in that: described power module is simultaneously for described light fixture and dimming controlling module provide power supply.

3. lamp control module as claimed in claim 1, is characterized in that: described induction module is that heat is released infrared inductor.

4. lamp control module as claimed in claim 1, it is characterized in that: described lamp control module also comprises a radio receiving transmitting module, described radio receiving transmitting module is electrically connected between described dimming controlling module and induction module, and described dimming controlling module receives the control signal from described induction module by described radio receiving transmitting module.

5. lamp control module as claimed in claim 4, it is characterized in that: described radio receiving transmitting module comprises a wireless transmitter module and at least one wireless receiving module, described wireless transmitter module receives the output signal of described induction module, and the output signal of described wireless receiving module is controlled described dimming controlling module output dimming control signal.

6. lamp control module as claimed in claim 5, it is characterized in that: described light fixture is many group LED lamps, each group LED lamp is electrically connected a wireless receiving module, and each wireless receiving module all can receive from the control signal of described wireless transmitter module and be transferred to corresponding dimming controlling module.

7. lamp control module as claimed in claim 1, is characterized in that: described induction module also comprises an output regulon, and this output regulon regulates the size of the output valve of described induction module according to preset value.

8. lamp control module as claimed in claim 1, is characterized in that: described dimming controlling module comprises a pwm unit, and this pwm unit regulates the duty ratio of its output signal high level according to input signal.

9. lamp control module as claimed in claim 8, is characterized in that: the duty ratio of the high level of described pwm unit output is greater than at 0 o'clock, and described light fixture is in opening.

10. lamp control module as claimed in claim 8, is characterized in that: the duty ratio of the high level of described pwm unit output is 0 o'clock, and described light fixture is in closed condition.