CN215608833U

CN215608833U - IGBT type appearance control system that moults

Info

Publication number: CN215608833U
Application number: CN202121495641.0U
Authority: CN
Inventors: 汪付健; 鄢烈榜; 罗家威
Original assignee: Shenzhen Zhuoxin Micro Technology Co ltd
Current assignee: Shenzhen Zhuoxin Micro Technology Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-01-25
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses an IGBT (insulated gate bipolar transistor) type depilator control system, which comprises a power supply module and a control module, wherein the power supply module comprises a rectifying unit and a voltage transformation unit, the control module comprises an MCU (microprogrammed control unit) and an IGBT (insulated gate bipolar transistor) unit, the power supply module is connected with the control module, the rectifying unit is connected with the voltage transformation unit, the voltage transformation unit is connected with the MCU unit, the MCU unit is connected with the IGBT unit, and the IGBT unit is connected with the voltage transformation unit. According to the utility model, an alternating current (110-220V) power supply is directly converted into a Direct Current (DC) high-voltage power supply, the IGBT transistor is used for directly controlling the voltage conduction time at two ends of the lamp tube so as to control and adjust the light-emitting energy, the advantages of few elements, high boosting efficiency, short boosting time and the like are achieved, the control on the conduction time of the lamp tube can be in a millisecond level, the energy adjustment is more accurate, and meanwhile, for the protection effect, only when the MCU outputs a control signal, the DC high-voltage part outputs.

Description

IGBT type appearance control system that moults

Technical Field

The utility model relates to the technical field of depilation, in particular to a control system of an IGBT (insulated gate bipolar transistor) type depilation instrument.

Background

The redundant hair is a common beauty problem which confuses women and men, and the traditional hair removal methods comprise a shaving method, a mechanical hair removal method, a wax hair removal method, a chemical agent hair removal method, a tweezers-fetching method and the like, and the common defect is that hair matrix and hair follicle stem cells are difficult to damage, and only the temporary hair removal effect can be achieved. The modern photon technology can not only achieve the purpose of permanent depilation or delay hair regeneration, but also avoid and reduce the defects of the traditional depilation technology.

The traditional scheme of the depilating instrument is that an AC110-220V power supply is converted into a DC low-voltage power supply, the depilating instrument is powered by the DC low-voltage power supply, and the low-voltage DC power supply is boosted into a high-voltage DC power supply inside the depilating instrument. The pump energy is then controlled by controlling the boosted high voltage DC voltage. Because the traditional scheme needs to firstly convert an AC110-220V power supply into a DC low-voltage power supply, then boosts the DC low-voltage power supply into a high-voltage DC power supply, and then controls the lighting energy by controlling the boosted high-voltage DC voltage, the scheme has the disadvantages of complex circuit, more elements and low boosting efficiency, the time required for boosting the low-voltage DC voltage to the high-voltage DC power supply is long, and meanwhile, the traditional scheme controls the lighting energy by controlling the boosted high-voltage DC voltage, and the control precision is poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a control system of an IGBT (insulated gate bipolar transistor) depilator, which is used for improving the boosting efficiency and shortening the boosting time.

The utility model provides a IGBT type appearance control system that moults, includes power module and control module, power module includes rectification unit and vary voltage unit, control module includes MCU unit and IGBT unit, power module is connected with control module, the rectification unit is connected with the vary voltage unit, the vary voltage unit is connected with the MCU unit, the MCU unit is connected with the IGBT unit, the IGBT unit is connected with the vary voltage unit.

Preferably, the rectifying unit comprises a fuse, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a voltage dependent resistor, a thermistor, a common mode inductor and a rectifying bridge, the alternating current power supply is connected to the first end of fuse, the second end of fuse and the first end of first electric capacity, piezo-resistor's first end and common mode inductance are connected, the second end of first electric capacity is connected with piezo-resistor's second end and common mode inductance, common mode inductance still with thermistor's first end, the first end of second electric capacity is connected and is connected with the live wire, thermistor's second end is connected with the one end of the interchange input side of rectifier bridge, the second end of second electric capacity is connected and is connected with the zero line with the other end of the interchange input side of rectifier bridge, the positive terminal output of direct current of rectifier bridge is connected with the positive terminal of third electric capacity and the positive terminal of fourth electric capacity, the negative terminal output of direct current of rectifier bridge is connected with the negative terminal of third electric capacity and the negative terminal of fourth electric capacity.

Preferably, the third capacitor and the fourth capacitor are both electrolytic capacitors.

Preferably, the transformation unit comprises a first transformation unit and a second transformation unit, and the first transformation unit is connected with the second transformation unit.

Preferably, the first transforming unit comprises a low-voltage circuit and a voltage stabilizer, and the low-voltage circuit is connected with the voltage stabilizer.

Preferably, the second transforming unit includes a direct current high voltage circuit.

Preferably, the MCU unit includes an MCU chip, the IGBT unit includes a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a ninth capacitor, a first diode, a second diode, a third diode, a fourth diode, a fifth diode, a first transformer, a first chip, and an IGBT transistor, a first end of the first resistor is connected to the MCU chip, and the first chip is connected to a second end of the first resistor, a first end of the second resistor, a first end of the third resistor, a first end of the fourth resistor, a second end of the fourth resistor, a first end of the fifth resistor, a first end of the sixth resistor, a second end of the fourth resistor, a second end of the fifth resistor, a fourth resistor, a fifth capacitor, a sixth resistor, a capacitor, The first end of a fifth capacitor, the first end of a sixth capacitor, the first end of a seventh capacitor, the negative end of a first diode, the negative end of a second diode and the negative end of a third diode are connected, the second end of a second resistor is connected with the second end of the fifth capacitor, the second end of the sixth capacitor and the second end of a third resistor and is grounded, the positive end of the first diode is connected with the second end of the seventh capacitor and is grounded, the positive end of the second diode is connected with a power module, the second end of the sixth resistor is connected with the first end of a seventh resistor, the second end of the seventh resistor is connected with the first ends of an eighth resistor and an eleventh resistor and is connected with the power module, the second end of the eleventh resistor is connected with the first end of a twelfth resistor, the second end of the twelfth resistor is connected with the first end of a thirteenth resistor, the second end of the thirteenth resistor is connected with the MCU chip and the first end of the fourteenth resistor, the second end of the fourteenth resistor is connected with the first end of the fifteenth resistor, the first end of the tenth resistor, the positive end of the fourth diode, the emitter of the IGBT transistor and the first transformer, the grid of the IGBT transistor is connected with the second end of the tenth resistor, the second end of the fifth resistor and the positive end of the third diode, the collector of the IGBT transistor is connected with the negative end of the fourth diode, the first end of the ninth capacitor, the first end of the eighth capacitor, the second end of the eighth resistor and the negative end of the fifth diode, the second end of the eighth capacitor is connected with the first transformer, the positive end of the fifth diode is connected with the first end of the ninth resistor, the negative end of the lamp tube and the second end of the fifteenth resistor, and the second end of the ninth resistor is connected with the second end of the ninth capacitor.

The utility model has the beneficial effects that: the direct current high voltage power supply is directly converted into with exchanging 110 ~ 220V power, with IGBT transistor direct control fluorescent tube both ends voltage on-time in order to control the regulation energy of lighting, have the component few, boost efficiency is high, boost time advantage such as short, and fluorescent tube on-time control can accomplish the millisecond level, energy regulation is more accurate, and in order to protect the effect, only when MCU output control signal direct current high voltage part just has the output.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a block diagram of a control system of an IGBT-type epilator according to an embodiment of the present invention;

fig. 2 is a schematic circuit diagram of a rectifying unit of an IGBT-type epilator control system according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a dc high-voltage circuit of an IGBT-type epilator control system according to an embodiment of the present invention;

fig. 4 is a schematic circuit diagram of an IGBT unit of an IGBT-type epilator control system according to an embodiment of the present invention.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.

The embodiment provides an IGBT type moult appearance control system, including power module and control module, power module is connected with control module, power module is used for converting alternating current power supply into high voltage direct current power, control module is used for controlling the fluorescent tube to switch on, adjust the energy of polishing, as shown in fig. 1, power module includes rectifier unit and vary voltage unit, control module includes MCU unit and IGBT unit, rectifier unit and vary voltage unit connection, vary voltage unit and MCU unit connection, MCU unit and IGBT unit connection, the IGBT unit is connected with the vary voltage unit. As shown in fig. 2, the rectifying unit includes a fuse F1, a first capacitor C1, a second capacitor C2, a third capacitor C3, a fourth capacitor C4, a voltage dependent resistor VR, a thermistor TR, a common mode inductor LS1 and a rectifying bridge, the third capacitor C3 and the fourth capacitor C4 are electrolytic capacitors, an ac110-220V power supply is connected to a first end of the fuse F1, a second end of the fuse F1 is connected to a first end of the first capacitor C1, a first end of the voltage dependent resistor VR and a first end of the common mode inductor LS1, a second end of the first capacitor C1 is connected to the ac110-220V power supply, a second end of the first capacitor C1 is further connected to a second end of the voltage dependent resistor VR 1 and a third end of the common mode inductor LS1, a 2 nd end of the common mode inductor LS1 is connected to a first end of the fuse TR, a first end of the second capacitor C2 and a live wire L, a second end of the common mode inductor LS 686 is connected to a second end of the common mode inductor LS1 and a second end N686, the second end of the thermistor TR is connected with one end of the alternating current input side of the rectifier bridge, the second end of the second capacitor C2 is further connected with the other end of the alternating current input side of the rectifier bridge, the direct current positive output end of the rectifier bridge is connected with the positive end of the third capacitor C3 and the positive end of the fourth capacitor C4, and the direct current negative output end of the rectifier bridge is connected with the negative end of the third capacitor C3 and the negative end of the fourth capacitor C4. The transformation unit includes first transformation unit and second transformation unit, first transformation unit includes low voltage circuit and stabiliser, low voltage circuit is by the transformer, control chip and diode are constituteed, a high pressure drop for direct current 12V after will rectifying, the stabiliser is the three terminal regulator that the model is XZ78M05, a voltage for drop for direct current 5V with direct current 12V, second transformation unit includes direct current high voltage circuit, as shown in fig. 3, direct current high voltage circuit is by the opto-coupler, control chip, transformer and diode are constituteed, a direct current 330V voltage is stably exported to the high pressure after will rectifying. Specifically, the rectifying unit rectifies an Alternating Current (AC) 110-220V power supply into high-voltage Direct Current (DC), the high-voltage direct current is output through two paths of output after passing through the first voltage transformation unit and the second voltage transformation unit, one path of the DC is the DC 5V voltage output by the first voltage transformation unit, a low-voltage circuit of the first voltage transformation unit reduces the rectified high voltage into 12V voltage through a transformer and a diode, the voltage is reduced into 5V output through a voltage stabilizer, the other path of the DC 330V voltage output by the second voltage transformation unit, a control chip of the second voltage transformation unit stably outputs the rectified high voltage into the DC 330V voltage through a high-voltage circuit, and the adapter only outputs the DC 5V in a standby state.

The MCU unit includes the MCU chip, be used for to power module output PWM enable signal, the direct current 5V voltage that the 1 st foot input vary voltage unit of MCU chip exported, the 2 nd foot ground connection of MCU chip, the 3 rd foot of MCU chip is TRIG _ EN pin, connect the IGBT unit, the 4 th foot of MCU chip is OUT _ EN pin, as PWM enable signal output port, be connected with power module, the 5 th foot of MCU chip is DET _330V pin, be connected with the IGBT unit. As shown in fig. 4, the IGBT unit includes a first resistor R1, a second resistor R1, a third resistor R1, a fourth resistor R1, a fifth resistor R1, a sixth resistor R1, a seventh resistor R1, an eighth resistor R1, a ninth resistor R1, a tenth resistor R1, an eleventh resistor R1, a twelfth resistor R1, a thirteenth resistor R1, a fourteenth resistor R1, a fifteenth resistor R1, a fifth capacitor C1, a sixth capacitor C1, a seventh capacitor C1, an eighth capacitor C1, a ninth capacitor C1, a first diode D1, a second diode D1, a third diode D1, a fourth diode D1, a fifth diode D1, a first transformer T1, a first chip U1, and a first diode Q1, where the first chip U1 is a type TC 3632, a negative electrode of a first diode D4472 is connected to a first pin of the first MCU 1, and a negative electrode of the first diode D1, a first transformer T1, a negative electrode of the first diode D1 is connected to a negative electrode of the first MCU 1, and a negative electrode of the first diode e 1, and a negative electrode of the first diode g 1, and the first diode g 1, the first diode g of the first diode 1, the first diode g 1 is connected to a negative electrode of the first diode g of the first diode 1, and the first diode g of the first diode 1, the negative electrode of the first diode g of the negative electrode of the first diode 1, the first diode g of the negative electrode of the first diode g of the first diode 1, the first diode g of the first diode 1, the negative electrode of the first diode 1, the first diode g of the negative electrode of the first diode of the negative electrode of the negative, A first end of a seventh capacitor C7 and a 8 th pin of the U1 are connected, a positive end of a first diode D1 is connected with a second end of the seventh capacitor C7 and grounded, a positive end of a second diode D2 is connected with a dc +5V output terminal of the power module, a 2 nd pin of the U1 is connected with a second end of the first resistor R1, a first end of the second resistor R2 and a first end of the fifth capacitor C5, a 3 rd pin of the U1 is connected with a first end of the sixth capacitor C6 and a first end of the third resistor R3, a 4 th pin of the U1 is connected with a second end of the second resistor R2, a second end of the fifth capacitor C5, a second end of the sixth capacitor C6, a second end of the third resistor R3 and a 5 th pin of the U1 and grounded, a 6 th pin of the U1 is connected with a first end of the fifth resistor R5, a negative end of the third diode D3 and a second end of the fourth resistor R4, a first end of the fourth resistor R4 and a fourth pin 4 are also connected with a fourth resistor R4, a second end of the sixth resistor R6 is connected to a first end of the seventh resistor R7, a second end of the seventh resistor R7 is connected to a first end of the eighth resistor R8 and a first end of the eleventh resistor R11 and is connected to the dc +330V output terminal of the power module, a second end of the eleventh resistor R11 is connected to a first end of the twelfth resistor R12, a second end of the twelfth resistor R12 is connected to a first end of the thirteenth resistor R13, a second end of the thirteenth resistor R13 is connected to the DET _330V pin of the MCU chip and a first end of the fourteenth resistor R14, a second end of the fourteenth resistor R14 is connected to a first end of the fifteenth resistor R15, an emitter of the IGBT transistor Q1, a first end of the tenth resistor R10, a third end of the first transformer T1, a 4 th end of the first transformer T1 and a positive terminal of the fourth diode D4 and is connected to ground, a gate of the IGBT Q1 is connected to the second end of the tenth resistor R585, a second end of the second resistor R585 and a positive terminal of the third diode 57324, the collector of the IGBT transistor Q1 is connected to the cathode of the fourth diode D4, the first end of the ninth capacitor C9, the first end of the eighth capacitor C8, the second end of the eighth resistor R8 and the cathode of the fifth diode D5, the second end of the eighth capacitor C8 is connected to the first end of the first transformer T1, the second end of the first transformer T1 is connected to the high-voltage trigger point of the lamp, the anode of the fifth diode D5 is connected to the first end of the ninth resistor R9, the cathode of the lamp and the second end of the fifteenth resistor R15, and the second end of the ninth resistor R9 is connected to the second end of the ninth capacitor C9. Specifically, when pressing the control module key of opening the machine, control module passes through MCU chip OUT _ EN pin to power module output PWM signal, power module exports direct current 330V voltage to control module this moment, when needs are polished, the MCU unit detects the skin laminating, detect +330V voltage through MCU chip DET _330V pin, MCU chip TRIG _ EN pin outputs the high level of certain time, thereby the on-time of output control IGBT transistor Q1 can be followed to the 6 th foot of first chip U1 in the IGBT unit, IGBT transistor Q1 controls the on-time of fluorescent tube both ends voltage in order to adjust the energy of polishing.

In this embodiment, the ac110-220V power is rectified by the rectifier bridge and then boosted to dc 330V by the transformer, when the control module outputs a PWM signal to the power module, the power module outputs a dc high voltage to the control module, and the conduction of the lamp tube is controlled by controlling the conduction time of the negative electrode end of the lamp tube.

The embodiment of the utility model provides an IGBT (insulated gate bipolar transistor) type depilator control system, which is characterized in that an Alternating Current (AC) 110-220V power supply is directly converted into a Direct Current (DC) high-voltage power supply, and an IGBT transistor is used for directly controlling the voltage conduction time at two ends of a lamp tube to control and adjust the lighting energy.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides a IGBT type moult appearance control system, includes power module and control module, its characterized in that, power module includes rectification unit and vary voltage unit, control module includes MCU unit and IGBT unit, power module is connected with control module, the rectification unit is connected with the vary voltage unit, the vary voltage unit is connected with the MCU unit, the MCU unit is connected with the IGBT unit, the IGBT unit is connected with the vary voltage unit.

2. The control system according to claim 1, wherein said rectifying unit comprises a fuse, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a varistor, a thermistor, a common-mode inductor and a rectifying bridge, a first end of said fuse is connected to an alternating current power source, a second end of said fuse is connected to a first end of said first capacitor, a first end of said varistor and said common-mode inductor, a second end of said first capacitor is connected to a second end of said varistor and said common-mode inductor, said common-mode inductor is further connected to a first end of said thermistor, a first end of said second capacitor and a live wire, a second end of said thermistor is connected to one end of an alternating current input side of said rectifying bridge, a second end of said second capacitor is connected to said common-mode inductor and another end of said alternating current input side of said rectifying bridge and to a neutral wire, a direct current positive output end of said rectifying bridge is connected to a positive end of said third capacitor and a positive end of said fourth capacitor, and the direct current negative output end of the rectifier bridge is connected with the negative end of the third capacitor and the negative end of the fourth capacitor.

3. An IGBT-type epilator control system as claimed in claim 2, characterized in that the third and fourth capacitors are electrolytic capacitors.

4. The IGBT-type epilator control system according to claim 1, wherein the voltage transformation unit comprises a first voltage transformation unit and a second voltage transformation unit, the first voltage transformation unit being connected to the second voltage transformation unit.

5. The IGBT-type epilator control system according to claim 4, wherein the first voltage transformation unit comprises a low-voltage circuit and a voltage regulator, the low-voltage circuit being connected to the voltage regulator.

6. The IGBT-type epilator control system according to claim 4, wherein the second voltage transforming unit comprises a direct current high voltage circuit.

7. The control system of an IGBT-type epilator as claimed in claim 1, wherein the MCU unit comprises an MCU chip, and the IGBT unit comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, a fifteenth resistor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a ninth capacitor, a first diode, a second diode, a third diode, a fourth diode, a fifth diode, a first transformer, a first chip, and an IGBT transistor, wherein a first end of the first resistor is connected to the MCU chip, and wherein the first chip is connected to a second end of the first resistor, a first end of the second resistor, a first end of the third resistor, a first end of the fourth resistor, a second end of the second resistor, a second end of the fourth resistor, a fourth resistor, and a fourth resistor, A second end of a fourth resistor, a first end of a fifth resistor, a first end of a sixth resistor, a first end of a fifth capacitor, a first end of a sixth capacitor, a first end of a seventh capacitor, a negative end of a first diode, a negative end of a second diode and a negative end of a third diode are connected, a second end of the second resistor is connected with a second end of the fifth capacitor, a second end of the sixth capacitor and a second end of the third resistor and is grounded, a positive end of the first diode is connected with a second end of the seventh capacitor and is grounded, a positive end of the second diode is connected with a power module, a second end of the sixth resistor is connected with a first end of the seventh resistor, a second end of the seventh resistor is connected with a first end of an eighth resistor and a first end of an eleventh resistor and is connected with the power module, a second end of the eleventh resistor is connected with a first end of a twelfth resistor, and a second end of the twelfth resistor is connected with a first end of a thirteenth resistor, the second end of the thirteenth resistor is connected with the MCU chip and the first end of the fourteenth resistor, the second end of the fourteenth resistor is connected with the first end of the fifteenth resistor, the first end of the tenth resistor, the positive electrode end of the fourth diode, the emitter of the IGBT transistor and the first transformer, the gate of the IGBT transistor is connected with the second end of the tenth resistor, the second end of the fifth resistor and the positive end of the third diode are connected, the collector electrode of the IGBT transistor is connected with the negative end of the fourth diode, the first end of the ninth capacitor, the first end of the eighth capacitor, the second end of the eighth resistor and the negative end of the fifth diode, the second end of the eighth capacitor is connected with the first transformer, the positive end of the fifth diode is connected with the first end of the ninth resistor, the negative end of the lamp tube and the second end of the fifteenth resistor, and the second end of the ninth resistor is connected with the second end of the ninth capacitor.