CN209419927U - A kind of adjusting circuit for make-up kit light compensating lamp - Google Patents

Abstract

The utility model relates to LED light brightness regulating circuit technical fields, refer in particular to a kind of adjusting circuit for make-up kit light compensating lamp, including touch key-press, processor U3, light compensating lamp and for detect touch key-press pressing duration touch chip U4, the output end for touching chip U4 is connect with the input terminal of the processor U3, the touch chip U4 changes output duty cycle according to the pressing duration of touch key-press, and the processor U3 adjusts the brightness of light compensating lamp according to the output duty cycle for touching chip U4.The utility model is by enabling the duty ratio for touching chip U4 output signal change according to the pressing duration of touch key-press, and the bright light situation of light compensating lamp is controlled using the output signal for touching chip U4, consequently facilitating user carries out brightness regulation to the light compensating lamp of make-up kit.

Description

A kind of adjusting circuit for make-up kit light compensating lamp

Technical field

The utility model relates to LED light brightness regulating circuit technical fields, refer in particular to a kind of for make-up kit light compensating lamp Adjusting circuit.

Background technique

As the improvement of people's living standards, more more and more intense to the pursuit of beauty.Many women can buy a large amount ofization Cosmetic arbitrarily puts cosmetics in daily life, will affect the neat appearance of desktop, and when trip carries a large amount of cosmetics, It will lead to that luggage is at random, cause to be difficult to find that required article, in this case, make-up kit comes into being.

It makes up for convenience of women, many make-up kits can all be provided with mirror surface and light compensating lamp, but on existing make-up kit Light compensating lamp not can be carried out brightness regulation, can cause to be difficult to see clearly dressing there is a situation where excessive lightness or darkness often, this is use Person brings inconvenience.

Summary of the invention

The utility model provides a kind of adjusting circuit for make-up kit light compensating lamp for problem of the prior art, convenient for making User carries out brightness regulation to the light compensating lamp of make-up kit.

The utility model adopts the following technical solution: a kind of adjusting circuit for make-up kit light compensating lamp, including touches and press Key, processor U3, light compensating lamp and the touch chip U4 for detecting touch key-press pressing duration, the touch chip U4's is defeated Outlet is connect with the input terminal of the processor U3, and the touch chip U4 changes output according to the pressing duration of touch key-press and accounts for Empty ratio, the processor U3 adjust the brightness of light compensating lamp according to the output duty cycle for touching chip U4；The adjusting circuit also wraps Include power management module and mobile power source BT, the power management module include power management chip U1, LED1, LED2 and LED3, the mobile power source BT are used for touch chip U4, processor U3 and light compensating lamp power supply, the power management chip U1 Equipped with LED1 pin, LED2 pin, LED3 pin, for being connected with external power source VIN pin and being used for and mobile power source The BAT pin of BT connection, the LED1 are electrically connected with the first output end of processor U3, and the second of the LED2 and processor U3 Output end electrical connection, the LED3 is electrically connected with the third output end of processor U3, the first input end of the processor U3 with And the LED2 pin of power management chip U1 is electrically connected with the anode of mobile power source BT, the LED3 of the power management chip U1 Pin is electrically connected with the second input terminal of processor U3, the LED1 pin of the power management chip U1 and the third of processor U3 Input terminal electrical connection.

Preferably, the power management module further includes battery protection chip U2, the battery protection chip U2 is equipped with VDD pin and GND pin, the VDD pin of battery protection chip U2 are electrically connected with the anode of mobile power source BT, battery protection chip The GND pin of U2 is electrically connected with the cathode of mobile power source BT.

Preferably, the power management module further includes LED4, LED5 and USB1, the USB1 is equipped with positive pole Pin, the VIN pin of the anode of LED4, the anode of LED5 and power management chip U1 are electric with the positive pole pin of USB1 Connection, the cathode of the LED4 is electrically connected with the 4th output end of processor U3, and the of the cathode of the LED5 and processor U3 The electrical connection of five output ends.

Preferably, the power management module further includes resistance R2 and capacitor C1, one end of capacitor C1 passes through resistance R2 It is electrically connected with the positive pole pin of USB1, the other end ground connection of capacitor C1.

Preferably, the light compensating lamp includes LED6 and LED7, the 6th output end of the LED6 and processor U3 is electrically connected It connects, the LED7 is electrically connected with the 7th output end of processor U3.

The utility model has the beneficial effects that by enabling the duty ratio for touching chip U4 output signal according to touch key-press Pressing duration changes and changes, and the bright light situation of light compensating lamp is controlled using the output signal for touching chip U4, consequently facilitating User carries out brightness regulation to the light compensating lamp of make-up kit.

Detailed description of the invention

Fig. 1 is the partial circuit diagram of the utility model.

Fig. 2 is another partial circuit diagram of the utility model.

Appended drawing reference are as follows: 1-touch key-press, 2-light compensating lamps, 3-power management modules.

Specific embodiment

For the ease of the understanding of those skilled in the art, the utility model is made below with reference to embodiment and attached drawing further Explanation, the content that embodiment refers to not is restriction to the utility model.The utility model is carried out below in conjunction with attached drawing Detailed description.

As depicted in figs. 1 and 2, a kind of adjusting circuit for make-up kit light compensating lamp, including touch key-press 1, processor U3, Light compensating lamp 2 and the touch chip U4 that duration is pressed for detecting touch key-press 1, the output end for touching chip U4 with it is described The input terminal of processor U3 connects, and the touch chip U4 changes output duty cycle according to the pressing duration of touch key-press 1, described Processor U3 adjusts the brightness of light compensating lamp 2 according to the output duty cycle for touching chip U4；The adjusting circuit further includes power supply pipe Module 3 and mobile power source BT are managed, the power management module 3 includes power management chip U1, LED1, LED2 and LED3, institute Mobile power source BT is stated for powering to touch chip U4, processor U3 and light compensating lamp 2, the power management chip U1 is equipped with LED1 pin, LED2 pin, LED3 pin, for be connected with external power source VIN pin and be used for and mobile power source BT connect The BAT pin connect, the LED1 are electrically connected with the first output end of processor U3, the second output of the LED2 and processor U3 End electrical connection, the LED3 are electrically connected with the third output end of processor U3, the first input end and electricity of the processor U3 The LED2 pin of source control chip U1 is electrically connected with the anode of mobile power source BT, the LED3 pin of the power management chip U1 It is electrically connected with the second input terminal of processor U3, the LED1 pin of the power management chip U1 and the third of processor U3 input End electrical connection.The model for touching chip U4 is specially KF1015C.When user's long-pressing touch key-press 1, chip U4 output is touched The duty ratio of signal changes according to the pressing duration of touch key-press 1 and is changed, and processor U3 is used to light the output letter of light compensating lamp 2 Number duty ratio with touch chip U4 output signal change and change, to realize the change of 2 brightness of light compensating lamp.

Specifically, the 1st pin of the first input end alignment processing device U3 of processor U3, the first input end of processor U3 The 2nd pin of second input terminal alignment processing device U3, the 3rd pin of the third input terminal alignment processing device 3 of processor U3.

It gets around and is used in different places since user holds make-up kit sometimes, also set in this adjusting circuit Mobile power source BT is set, so that user uses make-up kit in the place of not power supply.Mobile power source BT is specially battery.Electric discharge Under state, when mobile power source BT electricity is greater than 70%, LED1, LED2 and LED3 are always on；When mobile power source BT electricity is greater than 30%, LED1 and LED2 are always on；When mobile power source BT electricity is greater than 3%, LED1 is always on；When mobile power source BT electricity is less than 3%, LED1 Flashing.The charge condition that make-up kit is indicated by LED1, LED2 and LED3, knows the charge condition of make-up kit simultaneously convenient for user It is charged in time in order to avoid influencing subsequent use.Under charged state, when mobile power source BT electricity is less than 30%, LED1 flashing；It moves When dynamic power supply BT electricity is less than 70%, LED1 is always on, LED2 flashing；When mobile power source BT electricity is less than 99%, LED1 and LED2 It is always on, LED3 flashing；When mobile power source BT is full electric, LED1, LED2 and LED3 are always on, consequently facilitating user knows charging feelings Condition.The model of power management chip U1 is specially IP5306.

As shown in Fig. 2, the power management module 3 further includes battery protection chip U2, the battery protection chip U2 is set There are VDD pin and GND pin, the VDD pin of battery protection chip U2 is electrically connected with the anode of mobile power source BT, battery protection core The GND pin of piece U2 is electrically connected with the cathode of mobile power source BT.The model of battery protection chip U2 is specially XB7608A.Battery Protection chip U2 can enable mobile power source BT disconnect with the power supply for charging after mobile power source BT is fully charged, prevent mobile electricity Source BT effectively improves the security performance of this make-up kit because overcharging explosion.

As shown in Fig. 2, the power management module 3 further includes LED4, LED5 and USB1, the USB1 is being equipped with power supply just Pole pin, the VIN pin of the anode of LED4, the anode of LED5 and power management chip U1 with the positive pole pin of USB1 Electrical connection, the cathode of the LED4 are electrically connected with the 4th output end of processor U3, and the cathode of the LED5 is with processor U3's The electrical connection of 5th output end.In mobile power source BT charging process, LED4 is lit, to show that mobile power source BT is in charged state. After mobile power source BT completes charging, LED5 is lit, to show that mobile power source BT completes charging.Specific LED4 is red light, and LED5 is Green light.

Specifically, the 4th output end of processor U3 is the 5th pin of processor U3.The 5th output end of processor U3 is The 8th pin of processor U3.

As shown in Fig. 2, the power management module 3 further includes resistance R2 and capacitor C1, one end of capacitor C1 passes through resistance R2 is electrically connected with the positive pole pin of USB1, the other end ground connection of capacitor C1.The electric power signal inputted by USB1 is filtered Wave reduces interference signal.

As shown in Figure 1, the light compensating lamp 2 includes the 6th output end electricity of LED6 and LED7, the LED6 and processor U3 Connection, the LED7 are electrically connected with the 7th output end of processor U3.LED6 is white lamp, and LED7 is amber light, and user can lead to Short-press touch key-press 1 is crossed to change the bright light situation of LED6 and LED7, so that light compensating lamp 2 issues the light of different colours with suitable Answer different use environments.The 6th output end of processor U3 is specially the 6th pin of processor U3.The 7th of processor U3 is defeated Outlet is specially the 7th pin of processor U3.

The above is only the utility model preferred embodiment, is not made in any form to the utility model Limitation, although the utility model is disclosed as above with preferred embodiment, is not intended to limit the utility model, any to be familiar with sheet Technical professional is not departing within the scope of technical solutions of the utility model, makes when using the technology contents of the disclosure above A little change or the equivalent embodiment for being modified to equivalent variations, but it is all without departing from the content of the technical scheme of the utility model, foundation The utility model technology refers to any simple modification, equivalent change and modification to the above embodiments, belongs to practical In the range of new technique scheme.

Claims (5)

1. a kind of adjusting circuit for make-up kit light compensating lamp, it is characterised in that: including touch key-press (1), processor U3, light filling Lamp (2) and touch chip U4 for detecting touch key-press (1) pressing duration, the output end for touching chip U4 with it is described The input terminal of processor U3 connects, and the touch chip U4 changes output duty cycle, institute according to the pressing duration of touch key-press (1) State the brightness that processor U3 adjusts light compensating lamp (2) according to the output duty cycle for touching chip U4；

The adjusting circuit further includes power management module (3) and mobile power source BT, and the power management module (3) includes electricity Source control chip U1, LED1, LED2 and LED3, the mobile power source BT are used for touching chip U4, processor U3 and light filling Lamp (2) power supply, the power management chip U1 are equipped with LED1 pin, LED2 pin, LED3 pin, are used to connect with external power supply VIN pin and BAT pin for being connect with mobile power source BT, the first output end of the LED1 and processor U3 be electrically connected It connecing, the LED2 is electrically connected with the second output terminal of processor U3, and the LED3 is electrically connected with the third output end of processor U3, The anode of the first input end of the processor U3 and the LED2 pin of power management chip U1 with mobile power source BT is electrically connected It connects, the LED3 pin of the power management chip U1 is electrically connected with the second input terminal of processor U3, the power management chip The LED1 pin of U1 is electrically connected with the third input terminal of processor U3.

2. a kind of adjusting circuit for make-up kit light compensating lamp according to claim 1, it is characterised in that: the power supply pipe Managing module (3) further includes battery protection chip U2, and the battery protection chip U2 is equipped with VDD pin and GND pin, battery protection The VDD pin of chip U2 is electrically connected with the anode of mobile power source BT, and the GND pin of battery protection chip U2 is with mobile power source BT's Cathode electrical connection.

3. a kind of adjusting circuit for make-up kit light compensating lamp according to claim 1, it is characterised in that: the power supply pipe Reason module (3) further includes LED4, LED5 and USB1, and the USB1 is equipped with positive pole pin, the sun of the anode of LED4, LED5 The VIN pin of pole and power management chip U1 are electrically connected with the positive pole pin of USB1, the cathode of the LED4 and place The 4th output end electrical connection of device U3 is managed, the cathode of the LED5 is electrically connected with the 5th output end of processor U3.

4. a kind of adjusting circuit for make-up kit light compensating lamp according to claim 3, it is characterised in that: the power supply pipe Managing module (3) further includes resistance R2 and capacitor C1, and one end of capacitor C1 is electrically connected by the positive pole pin of resistance R2 and USB1 It connects, the other end ground connection of capacitor C1.

5. a kind of adjusting circuit for make-up kit light compensating lamp according to claim 1, it is characterised in that: the light compensating lamp It (2) include LED6 and LED7, the LED6 is electrically connected with the 6th output end of processor U3, and the of the LED7 and processor U3 The electrical connection of seven output ends.