CN216216028U

CN216216028U - Optical unhairing machine beat circuit arrangement soon

Info

Publication number: CN216216028U
Application number: CN202122757984.6U
Authority: CN
Inventors: 刘令斌
Original assignee: Shenzhen Mlay Technology Co ltd
Current assignee: Shenzhen Mlay Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-05
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a quick lighting circuit device of an optical depilator, which comprises a machine shell, a handle and an optical depilating module, wherein a main board and a variable-voltage control circuit board are arranged in the machine shell, a lamp head board is arranged in the optical depilating module, a capacitor and a lighting key board are arranged in the handle, the variable-voltage control circuit board, the lamp head board, the capacitor and the lighting key board are respectively and electrically connected with the main board, the input end of the variable-voltage control circuit board is used for accessing 220V alternating voltage, the variable-voltage control circuit board is used for converting the 220V alternating voltage into 300V-360V direct voltage and then transmitting the 300V-360V direct voltage to the capacitor through the main board, and the main board is used for controlling the connection or disconnection between the capacitor and the lamp head board according to a switching signal of the lighting key board. Compared with the prior art, the voltage conversion efficiency of the utility model is higher, the charging efficiency of the capacitor is effectively improved, and the application requirement of a user on quick polishing of the depilator is better met.

Description

Optical unhairing machine beat circuit arrangement soon

Technical Field

The present invention relates to an optical depilating machine, and more particularly, to a quick-firing circuit device of an optical depilating machine.

Background

An optical depilator is a skin-beautifying device that effects depilation by emitting instantaneous intense light. The direct current of about 300V is generally used for charging the capacitor, then the capacitor is used for instantly discharging electric energy to the lamp tube, and the unhairing function is realized through instantly generated strong light. The existing voltage conversion means is to convert 220V alternating voltage into 12V direct voltage and then boost the 12V direct voltage to 300V direct voltage in a boosting mode, the whole voltage conversion process has more steps, so that the voltage conversion efficiency is reduced, and in the actual application process, the light can be applied for only 20-30 times per minute, so that the application requirements of quick light application and high-efficiency depilation cannot be met.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a circuit device for a rapid-firing optical depilating machine, which is capable of simplifying a voltage conversion process and improving a light-firing frequency per unit time.

In order to solve the technical problems, the utility model adopts the following technical scheme.

A circuit device is beaten soon to optics unhairing machine, its includes casing, handle and optics unhairing module, be equipped with mainboard and vary voltage control circuit board in the casing, optics unhairing is equipped with the lamp head board in the module, be equipped with electric capacity and the keypad of polishing in the handle, vary voltage control circuit board, lamp head board, electric capacity with the keypad of polishing is electric connection respectively in the mainboard, the input of vary voltage control circuit board is used for inserting 220V alternating voltage, vary voltage control circuit board is used for passing through after converting 220V alternating voltage into 300V ~ 360V direct current voltage the mainboard transmission extremely electric capacity, the mainboard is used for according to the switching signal control of the keypad of polishing switch on or off between electric capacity and the lamp head board.

Preferably, the transformation control circuit board includes a rectifying and filtering unit, a transformer T1, a MOS transistor Q1, an LD5762 control chip U4, and a common-mode inductor LF1, an input end of the rectifying and filtering unit is used for accessing 220V ac voltage, an anode of an output end of the rectifying and filtering unit is connected to a first end of a primary winding of the transformer T1, a cathode of an output end of the rectifying and filtering unit is grounded, a second end of a primary winding of the transformer T1 is connected to a drain of the MOS transistor Q1, a source of the MOS transistor Q1 is grounded through a regulating resistor R30, a seventh pin of the LD5762 control chip U4 is connected to a gate of the MOS transistor Q1 through a resistor R31, a first end of a first secondary winding of the transformer T1 is connected to a first input end of the common-mode inductor 1 through a diode D10, a diode D11, and a diode D12 which are connected in series in sequence, a second end of the first secondary winding of the LF1 is connected to a second input end of the common-mode inductor 1, two output ends of the common mode inductor LF1 are connected to the main board respectively.

Preferably, the anode of the output end of the rectifying and smoothing unit is connected to the anode of a diode D6, the cathode of the output end of the rectifying and smoothing unit is connected to the anode of a diode D5, the cathode of the diode D6 and the cathode of the diode D5 are both connected to one end of a resistor R25, and the other end of the resistor R25 is connected to the eighth pin of the LD5762 control chip U4.

Preferably, a first end of the second secondary winding of the transformer T1 is connected to an anode of the diode D8 through a resistor R29, a cathode of the diode D8 is connected to a third pin of the LD5762 control chip U4, the third pin of the LD5762 control chip U4 is further grounded through a resistor R27 and an adjusting resistor R30 which are sequentially connected in series, and a second end of the second secondary winding of the transformer T1 is grounded.

Preferably, a capacitor C17 and a resistor R31 are connected in series between the anode and the cathode of the diode D10.

Preferably, a capacitor C18 and a resistor R32 are connected in series between the anode and the cathode of the diode D11.

Preferably, a capacitor C19 and a resistor R33 are connected in series between the anode and the cathode of the diode D12.

Preferably, the rectifying and filtering unit comprises a rectifying bridge BD1 and a capacitor C1, an input end of the rectifying bridge BD1 is used for receiving 220V alternating voltage, and the capacitor C1 is connected in parallel between an anode and a cathode of an output end of the rectifying bridge BD 1.

Preferably, the power supply further comprises a resistor R22, a resistor R23, a resistor R24 and a capacitor C14, a first end of the resistor R22, the resistor R23, the resistor R24 and the capacitor C14 which are connected in parallel are connected to a first end of a primary winding of the transformer T1, a second end of the resistor R22, the resistor R23, the resistor R24 and the capacitor C14 which are connected in parallel are connected to a cathode of a diode D7 through a resistor R6, and an anode of the diode D7 is connected to a second end of the primary winding of the transformer T1.

Preferably, the first pin of the LD5762 control chip U4 is connected to the first end of the second secondary winding of the transformer T1 through a resistor R27.

In the quick polishing circuit device of the optical depilator, disclosed by the utility model, the voltage transformation control circuit board directly converts the 220V alternating current voltage connected to the voltage transformation control circuit board into 300V-360V direct current voltage after performing direct current conversion, so that the capacitor can quickly obtain charging voltage.

Drawings

FIG. 1 is a perspective view of an optical epilator in accordance with the utility model;

FIG. 2 is a block diagram of a circuit for driving a circuit of an optical epilating apparatus according to the present invention;

FIG. 3 is a schematic diagram of a partial circuit of a motherboard;

FIG. 4 is a schematic diagram of a partial circuit of the transformer control circuit board;

FIG. 5 is a schematic diagram of a partial circuit of the voltage transformation control circuit board;

FIG. 6 is a schematic diagram of a partial circuit of the voltage transformation control circuit board;

FIG. 7 is a flowchart illustrating the operation of the snap-on circuit device of the optical epilating apparatus according to the present invention;

fig. 8 is a schematic diagram of a partial circuit of the voltage transformation control circuit board.

Detailed Description

The utility model is described in more detail below with reference to the figures and examples.

The utility model discloses a circuit device for quick-acting of optical depilator, which is shown in combination with figures 1 to 8, which comprises a machine shell 1, a handle 2 and an optical unhairing module 3, wherein a main board 4 and a variable voltage control circuit board 5 are arranged in the machine shell 1, a lamp head plate 6 is arranged in the optical depilation module 3, a capacitor 7 and a lighting key plate 8 are arranged in the handle 2, the voltage transformation control circuit board 5, the lamp head board 6, the capacitor 7 and the lighting key board 8 are respectively and electrically connected to the mainboard 4, the input end of the voltage transformation control circuit board 5 is used for accessing 220V alternating current voltage, the voltage transformation control circuit board 5 is used for converting the 220V alternating current voltage into 300V-360V direct current voltage and then transmitting the voltage to the capacitor 7 through the mainboard 4, the main board 4 is used for controlling the connection or disconnection between the capacitor 7 and the lamp head board 6 according to the switching signal of the lighting key board 8.

In the structure, the voltage transformation control circuit board 5 directly converts the 220V alternating voltage connected to the voltage transformation control circuit board into 300V-360V direct voltage after performing direct current conversion, so that the capacitor 7 can rapidly obtain charging voltage.

Regarding the specific circuit structure of the voltage transformation control circuit board 5, in this embodiment, the voltage transformation control circuit board 5 includes a rectifying and filtering unit, a transformer T1, a MOS transistor Q1, an LD5762 control chip U4, and a common mode inductor LF1, an input end of the rectifying and filtering unit is used for accessing 220V ac voltage, an anode of an output end of the rectifying and filtering unit is connected to a first end of a primary winding of the transformer T1, a cathode of an output end of the rectifying and filtering unit is grounded, a second end of the primary winding of the transformer T1 is connected to a drain of the MOS transistor Q1, a source of the MOS transistor Q1 is grounded through an adjusting resistor R30, a seventh pin of the LD5762 control chip U4 is connected to a gate of the MOS transistor Q1 through a resistor R31, a first end of a first secondary winding of the transformer T1 is connected to a first input end of the common mode inductor LF1 through a diode D10, a diode D11, and a diode D12 which are connected in series in sequence, the second end of the first secondary winding of the transformer T1 is connected to the second input end of the common mode inductor LF1, and two output ends of the common mode inductor LF1 are respectively connected to the main board 4.

In the circuit, the LD5762 control chip U4 is preferably adopted as a power supply adapting chip, and under the control action of the LD5762 control chip U4 and the MOS transistor Q1 on the transformer T1, the direct-current voltage rectified and filtered by the rectifying and filtering unit can be effectively boosted to 300V-360V direct-current voltage.

The transformer T1 further includes a second secondary winding, specifically, a first end of the second secondary winding of the transformer T1 is connected to an anode of the diode D8 through a resistor R29, a cathode of the diode D8 is connected to a third pin of the LD5762 control chip U4, the third pin of the LD5762 control chip U4 is further grounded through a resistor R27 and an adjusting resistor R30 which are sequentially connected in series, and a second end of the second secondary winding of the transformer T1 is grounded.

In this embodiment, a capacitor C17 and a resistor R31 are connected in series between the anode and the cathode of the diode D10. And a capacitor C18 and a resistor R32 which are sequentially connected in series are connected between the anode and the cathode of the diode D11. And a capacitor C19 and a resistor R33 which are sequentially connected in series are connected between the anode and the cathode of the diode D12.

Regarding the rectifying and filtering circuit, in this embodiment, the rectifying and filtering unit includes a rectifier bridge BD1 and a capacitor C1, an input end of the rectifier bridge BD1 is used for accessing 220V alternating-current voltage filtered by a common-mode inductor LF1, and the capacitor C1 is connected in parallel between a positive electrode and a negative electrode of an output end of the rectifier bridge BD 1. The rectifying and filtering unit is used for outputting 242V-311V direct-current voltage.

Referring to fig. 8, the dc voltage output by the rectifying and filtering unit is subjected to step-down conversion and then outputs 12V dc voltage for use by other circuit mechanisms of the depilating machine. In addition, referring to fig. 6, on the basis of the above circuit, the present embodiment further includes a feedback compensation circuit 9.

Regarding the matching circuit of the transformer T1, the present embodiment further includes a resistor R22, a resistor R23, a resistor R24, and a capacitor C14, a first end of the resistor R22, the resistor R23, the resistor R24, and the capacitor C14 connected in parallel is connected to a first end of the primary winding of the transformer T1, a second end of the resistor R22, the resistor R23, the resistor R24, and the capacitor C14 connected in parallel is connected to a cathode of a diode D7 through a resistor R6, and an anode of the diode D7 is connected to a second end of the primary winding of the transformer T1. Further, the first pin of the LD5762 control chip U4 is connected to the first end of the second secondary winding of the transformer T1 through a resistor R27.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents or improvements made within the technical scope of the present invention should be included in the scope of the present invention.

Claims

1. The quick-lighting circuit device of the optical depilator is characterized by comprising a machine shell, a handle and an optical depilating module, wherein a main board and a variable-voltage control circuit board are arranged in the machine shell, a lamp head board is arranged in the optical depilating module, a capacitor and a lighting key board are arranged in the handle, the variable-voltage control circuit board, the lamp head board, the capacitor and the lighting key board are respectively and electrically connected to the main board, the input end of the variable-voltage control circuit board is used for being connected with 220V alternating-current voltage, the variable-voltage control circuit board is used for converting the 220V alternating-current voltage into 300V-360V direct-current voltage and then transmitting the 300V-360V-direct-current voltage to the capacitor through the main board, and the main board is used for controlling the capacitor and the lamp head board to be connected or disconnected according to a switching signal of the lighting key board.

2. The circuit apparatus of claim 1, wherein the transformer control circuit board comprises a rectifying and filtering unit, a transformer T1, a MOS transistor Q1, an LD5762 control chip U4 and a common mode inductor LF1, an input terminal of the rectifying and filtering unit is used for receiving a 220V AC voltage, an anode of an output terminal of the rectifying and filtering unit is connected to a first terminal of a primary winding of the transformer T1, a cathode of an output terminal of the rectifying and filtering unit is grounded, a second terminal of a primary winding of the transformer T1 is connected to a drain of the MOS transistor Q1, a source of the MOS transistor Q1 is grounded through a regulating resistor R30, a seventh pin of the LD5762 control chip U4 is connected to a gate of the MOS transistor Q1 through a resistor R31, a first terminal of a first secondary winding of the transformer T1 is connected to a first input terminal of the common mode inductor LF1 through a diode D10, a diode D11 and a diode D12 which are connected in series in sequence, the second end of the first secondary winding of the transformer T1 is connected to the second input end of the common mode inductor LF1, and two output ends of the common mode inductor LF1 are respectively connected to the main board.

3. The circuit apparatus for optical depilation machine of claim 2, wherein the anode of the output terminal of the rectifying and filtering unit is connected to the anode of the diode D6, the cathode of the output terminal of the rectifying and filtering unit is connected to the anode of the diode D5, the cathode of the diode D6 and the cathode of the diode D5 are both connected to one end of the resistor R25, and the other end of the resistor R25 is connected to the eighth pin of the LD5762 control chip U4.

4. The circuit apparatus of claim 2, wherein a first terminal of the second secondary winding of the transformer T1 is connected to an anode of the diode D8 through a resistor R29, a cathode of the diode D8 is connected to a third pin of the LD5762 control chip U4, the third pin of the LD5762 control chip U4 is further connected to ground through a resistor R27 and a regulating resistor R30 which are sequentially connected in series, and a second terminal of the second secondary winding of the transformer T1 is connected to ground.

5. The quick-turn circuit device for optical hair removing machine as claimed in claim 2, wherein a capacitor C17 and a resistor R31 are connected in series between the anode and the cathode of said diode D10.

6. The quick-turn circuit device for optical hair removing machine as claimed in claim 2, wherein a capacitor C18 and a resistor R32 are connected in series between the anode and the cathode of said diode D11.

7. The quick-turn circuit device for optical hair removing machine as claimed in claim 2, wherein a capacitor C19 and a resistor R33 are connected in series between the anode and the cathode of said diode D12.

8. The optical hair removal machine quick-acting circuit device as claimed in claim 2, wherein said rectifying and filtering unit comprises a rectifying bridge BD1 and a capacitor C1, an input terminal of said rectifying bridge BD1 is for receiving a 220V ac voltage, and said capacitor C1 is connected in parallel between a positive terminal and a negative terminal of an output terminal of said rectifying bridge BD 1.

9. The circuit apparatus of claim 2, further comprising a resistor R22, a resistor R23, a resistor R24 and a capacitor C14, wherein a first end of the resistor R22, the resistor R23, the resistor R24 and the capacitor C14 connected in parallel are connected to a first end of the primary winding of the transformer T1, a second end of the resistor R22, the resistor R23, the resistor R24 and the capacitor C14 connected in parallel are connected to a cathode of a diode D7 through a resistor R6, and an anode of the diode D7 is connected to a second end of the primary winding of the transformer T1.

10. The circuit arrangement for optical hair removal device as claimed in claim 4, wherein the first pin of the LD5762 control chip U4 is connected to the first end of the second secondary winding of the transformer T1 through a resistor R27.