CN114237120A - Novel high-voltage aging load application circuit of depilator - Google Patents
Novel high-voltage aging load application circuit of depilator Download PDFInfo
- Publication number
- CN114237120A CN114237120A CN202111548698.7A CN202111548698A CN114237120A CN 114237120 A CN114237120 A CN 114237120A CN 202111548698 A CN202111548698 A CN 202111548698A CN 114237120 A CN114237120 A CN 114237120A
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- chip
- resistor
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- capacitor
- cement
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- 230000032683 aging Effects 0.000 title claims abstract description 18
- 239000004568 cement Substances 0.000 claims abstract description 34
- 239000003990 capacitor Substances 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention discloses a novel high-voltage aging load application circuit of a depilator, which comprises a triode Q1, a chip U1 and a chip U3, wherein a resistor R6 is connected between the base electrode of the triode Q1 and the pin No. 1 of the chip U1, the emitter electrode of the triode Q1 is connected with the pin No. 1 of the chip U1 through a capacitor C2, a resistor R7 is arranged between the collector electrode of the triode Q1 and the pin No. 2 of the chip U1, the pin No. 1 of the chip U1 is connected with the pin No. 1 of the chip U3, the pin No. 4 of the chip U1 is connected with a green light control signal, a capacitor C3 is arranged on the pin No. 5 of the chip U1, the capacitor C3 is connected with a resistor R4, the resistor R4 is connected with a red light power supply through a resistor R3, a resistor R2 and a resistor R2, and the red light power supply is grounded through a cement resistor RX2, an RX2 and an RX 2. The invention has the advantages that: the problem of the cost input is high due to the fact that an electronic load is used for generating aging is solved, and the application circuit is low in cost, simple to operate and capable of achieving mass production.
Description
Technical Field
The invention relates to the technical field of circuit protection, in particular to a novel high-voltage aging load application circuit of a depilator.
Background
Because the output voltage of the laser depilator is up to 300-500V of the diode D capacitor C, and the conventional withstand voltage of the electronic load is within 100V of the diode D capacitor C, the electronic load is too large and is easy to age and damage, so that the equipment cannot be normally used, and the aging cost investment of the electronic load is too large in large-scale production.
Disclosure of Invention
The invention aims to solve the technical problem of providing a novel high-voltage aging load application circuit of a depilator, which aims to output a driving control signal by using an MCU (micro control unit), simulate the whole work of a depilator system, use a cement resistor to replace an electronic load for aging, effectively solve the problem of high cost input caused by excessive aging of the electronic load, and realize the application circuit with low cost, simple operation and mass production.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a novel high-voltage aging load application circuit of an epilator comprises a triode Q1, a chip U1 and a chip U3, wherein a resistor R6 is connected between the base of the triode Q1 and the pin No. 1 of the chip U1, the emitter of the triode Q1 is connected with the pin No. 1 of the chip U1 through a capacitor C2, a resistor R7 is arranged between the collector of the triode Q1 and the pin No. 2 of the chip U1, the pin No. 1 of the chip U1 is connected with the pin No. 1 of the chip U3, the pin No. 4 of the chip U1 is connected with a green light control signal, a capacitor C1 is arranged on the pin No. 5 of the chip U1, the capacitor C1 is connected with the resistor R1, the resistor R1 is connected with a red light power supply through a cement resistor RX1, a cement resistor RX1 and a cement resistor RX1, the red light power supply is connected with a cement diode RX1, a capacitor C1 is connected to the cement resistor RX1, the cement resistor RX2 and the cement resistor RX3 in parallel, a red light and a resistor R8 are connected to a pin 6 of the chip U1, a green light and a resistor R5 are connected to a pin 7 of the chip U1, a pin 8 of the chip U1 is grounded, a capacitor C6 is arranged on a pin 1 of the chip U3, a capacitor C5 is arranged between a pin 2 and a pin 3 of the chip U3, and a diode D2 is arranged on a pin 3 of the chip U3.
Compared with the prior art, the invention has the advantages that: the output high voltage passes through a resistor R1, a resistor R2, a resistor R3, the resistor R4 divides the voltage and then performs voltage detection on a No. 5 pin of the MCU, when the MCU detects that the output voltage is normal, a driving signal can be output at the No. 4 pin, a main power supply IC VCC is controlled, the main circuit outputs high voltage when the control signal is at a high level, when the control signal is at a low level, the main circuit does not output, the load condition when the depilator is polished is simulated, and the aging purpose is achieved, the resistor RX1, the resistor RX2 and the resistor RX3 are connected in series by cement resistors and are used for load.
When the No. 5 pin of the MCU detects the output overvoltage, the driving signal is stopped, and the overvoltage protection is carried out.
When MCU No. 5 pin detects that the output is under-voltage, can stop drive signal, light the red light suggestion.
Further, the capacitor C2 is connected in parallel with the resistor R6, and the capacitor C2 is grounded.
Further, the cement resistor RX1, the cement resistor RX2 and the cement resistor RX3 are connected in series, and the capacitor C1 is grounded.
Further, the resistor R4 is grounded.
Preferably, the model of the chip U1 is 2711B SOP-8, and the model of the chip U3 is SOT-89.
Drawings
Figure 1 is a circuit diagram of a novel high voltage aging load application circuit of a depilator of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, a novel high-voltage aging load application circuit of an epilator comprises a transistor Q1, a chip U1 and a chip U3, a resistor R1 is connected between the base of the transistor Q1 and the pin 1 of the chip U1, the emitter of the transistor Q1 is connected with the pin 1 of the chip U1 through a capacitor C1, a resistor R1 is arranged between the collector of the transistor Q1 and the pin 2 of the chip U1, the pin 1 of the chip U1 is connected with the pin 1 of the chip U1, the pin 4 of the chip U1 is connected with a green light control signal, the pin 5 of the chip U1 is provided with the capacitor C1, the capacitor C1 is connected with the resistor R1, the resistor R1 is connected with a red light power supply through the resistor R1, the cement resistor RX1 and the cement resistor RX1, the cement resistor RX1 is connected with the cement resistor RX1, the cement resistor RX1 and the cement resistor RX1, and the cement resistor RX1 is connected with the cement resistor RX1, no. 6 pin of chip U1 connects with red light and resistance R8, has connect green light and resistance R5 on the No. 7 pin of chip U1, and No. 8 pin ground connection of chip U1 is equipped with electric capacity C6 on the No. 1 pin of chip U3, is equipped with electric capacity C5 between No. 2 pin and No. 3 pin of chip U3, is equipped with diode D2 on the No. 3 pin of chip U3.
The output high voltage passes through a resistor R1, a resistor R2, a resistor R3, the resistor R4 divides the voltage and then performs voltage detection on a No. 5 pin of the MCU, when the MCU detects that the output voltage is normal, a driving signal can be output at the No. 4 pin, a main power supply IC VCC is controlled, the main circuit outputs high voltage when the control signal is at a high level, when the control signal is at a low level, the main circuit does not output, the load condition when the depilator is polished is simulated, and the aging purpose is achieved, the resistor RX1, the resistor RX2 and the resistor RX3 are connected in series by cement resistors and are used for load.
When the No. 5 pin of the MCU detects output overvoltage, the driving signal is stopped, and overvoltage protection is performed;
when MCU No. 5 pin detects that the output is under-voltage, can stop drive signal, light the red light suggestion.
The capacitor C2 is connected in parallel with the resistor R6, and the capacitor C2 is grounded.
The cement resistor RX1, the cement resistor RX2 and the cement resistor RX3 are connected in series, and the capacitor C1 is grounded.
Resistor R4 is connected to ground.
The model of the chip U1 is 2711B SOP-8, and the model of the chip U3 is SOT-89.
When the control method is used specifically, the control program of the chip U1 is as follows:
1. the MCU detects the voltage of the No. 5 pin, when the voltage is <3V, the No. 4 pin outputs a driving waveform with high level of 500ms and low level of 100ms, when the No. 4 pin is at high level, the No. 7 pin outputs low level, the green light is on, and when the No. 4 pin is at level, the green light is off.
2. When the voltage of the No. 5 pin is larger than 3.3V, the No. 4 pin outputs low level and turns off the output waveform.
3. When the voltage of the No. 5 pin is continuously 10 periods < lV, the No. 4 pin outputs low level, the output waveform is turned off, the green light is turned off, and when the No. 6 pin outputs low level, the red light is turned on, and the fault is displayed.
The present invention and its embodiments have been described, without limitation, and the embodiments shown in the drawings are only one embodiment of the present invention, and the actual configuration is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. A novel high-voltage aging load application circuit of a depilator is characterized in that: the LED driving circuit comprises a triode Q1, a chip U1 and a chip U3, a resistor R1 is connected between the base of the triode Q1 and a pin No. 1 of the chip U1, the emitter of the triode Q1 is connected with the pin No. 1 of the chip U1 through a capacitor C1, a resistor R1 is arranged between the collector of the triode Q1 and a pin No. 2 of the chip U1, the pin No. 1 of the chip U1 is connected with the pin No. 1 of the chip U1, a pin No. 4 of the chip U1 is connected with a green light control signal, a pin No. 5 of the chip U1 is provided with the capacitor C1, the capacitor C1 is connected with the resistor R1, the resistor R1 is connected with a red light power supply through the resistor R1, the resistor R1 and the resistor R1, the red light power supply is connected with a cement resistor RX1, the cement resistor RX1 is connected with the cement resistor RX1, the cement resistor RX1 and the cement resistor RX1 is connected with the cement resistor RX1, no. 6 pin of chip U1 has connect red light and resistance R8, it has green light and resistance R5 to connect on No. 7 pin of chip U1, No. 8 pin ground connection of chip U1, be equipped with electric capacity C6 on No. 1 pin of chip U3, be equipped with electric capacity C5 between No. 2 pin and No. 3 pin of chip U3, be equipped with diode D2 on No. 3 pin of chip U3.
2. The novel high voltage aging load application circuit of hair removal machine as claimed in claim 1, wherein: the capacitor C2 is connected in parallel with the resistor R6, and the capacitor C2 is grounded.
3. A novel high voltage aging load application circuit of hair remover as claimed in claim 2, wherein: the cement resistor RX1, the cement resistor RX2 and the cement resistor RX3 are connected in series, and the capacitor C1 is grounded.
4. A novel high voltage aging load application circuit of hair remover as claimed in claim 3, wherein: the resistor R4 is connected to ground.
5. The novel high voltage aging load application circuit of hair removal machine as claimed in claim 4, wherein: the model of the chip U1 is 2711B SOP-8, and the model of the chip U3 is SOT-89.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548698.7A CN114237120A (en) | 2021-12-17 | 2021-12-17 | Novel high-voltage aging load application circuit of depilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111548698.7A CN114237120A (en) | 2021-12-17 | 2021-12-17 | Novel high-voltage aging load application circuit of depilator |
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| Publication Number | Publication Date |
|---|---|
| CN114237120A true CN114237120A (en) | 2022-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111548698.7A Pending CN114237120A (en) | 2021-12-17 | 2021-12-17 | Novel high-voltage aging load application circuit of depilator |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202886575U (en) * | 2012-11-20 | 2013-04-17 | 山东电力集团公司 | Device for rapidly detecting performance of power module |
| CN107069649A (en) * | 2017-04-27 | 2017-08-18 | 长沙金定信息技术有限公司 | A kind of electrical load safety operation control system |
| WO2017185700A1 (en) * | 2016-04-28 | 2017-11-02 | 广东百事泰电子商务股份有限公司 | Intelligent battery clip for automobile starting |
| CN206611166U (en) * | 2017-04-09 | 2017-11-03 | 北京联创广汇电气制造有限公司 | A kind of electronic type overvoltage/undervoltage protection device |
| CN207947631U (en) * | 2018-03-27 | 2018-10-09 | 温州科令欧科技有限公司 | A kind of air cleaning intelligent controller core core power supply circuit |
| CN108963982A (en) * | 2018-07-04 | 2018-12-07 | 广州市康超信息科技有限公司 | Appliances power source voltage protection circuit |
-
2021
- 2021-12-17 CN CN202111548698.7A patent/CN114237120A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202886575U (en) * | 2012-11-20 | 2013-04-17 | 山东电力集团公司 | Device for rapidly detecting performance of power module |
| WO2017185700A1 (en) * | 2016-04-28 | 2017-11-02 | 广东百事泰电子商务股份有限公司 | Intelligent battery clip for automobile starting |
| CN206611166U (en) * | 2017-04-09 | 2017-11-03 | 北京联创广汇电气制造有限公司 | A kind of electronic type overvoltage/undervoltage protection device |
| CN107069649A (en) * | 2017-04-27 | 2017-08-18 | 长沙金定信息技术有限公司 | A kind of electrical load safety operation control system |
| CN207947631U (en) * | 2018-03-27 | 2018-10-09 | 温州科令欧科技有限公司 | A kind of air cleaning intelligent controller core core power supply circuit |
| CN108963982A (en) * | 2018-07-04 | 2018-12-07 | 广州市康超信息科技有限公司 | Appliances power source voltage protection circuit |
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Application publication date: 20220325 |
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| RJ01 | Rejection of invention patent application after publication |