CN218923573U - Beauty instrument circuit and radio frequency instrument - Google Patents
Beauty instrument circuit and radio frequency instrument Download PDFInfo
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- CN218923573U CN218923573U CN202223591312.3U CN202223591312U CN218923573U CN 218923573 U CN218923573 U CN 218923573U CN 202223591312 U CN202223591312 U CN 202223591312U CN 218923573 U CN218923573 U CN 218923573U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses a beauty instrument circuit and a radio frequency instrument, which comprises an electrode tip, a radio frequency circuit, a skin detection circuit, a selection circuit and a control circuit, wherein the selection circuit is respectively connected in series with the radio frequency circuit, the skin detection circuit and the electrode tip, the radio frequency circuit is connected in parallel with the skin detection circuit, and the selection circuit is used for selecting the radio frequency circuit or the skin detection circuit to be connected in series with the electrode tip; the control circuit is connected in series with the selection circuit and is used for controlling the selection circuit to select the radio frequency circuit or the skin detection circuit to be connected in series with the electrode head. The radio frequency circuit or the skin detection circuit is connected with the electrode tip through the selection circuit, so that the radio frequency circuit and the skin detection circuit share one electrode tip, the selection circuit is controlled to be communicated with the radio frequency circuit or the skin detection circuit through the control circuit, the radio frequency and the skin detection function can be realized through the control circuit and the selection circuit, the corresponding independent electrode tips are not needed, and the structure is simple.
Description
Technical Field
The utility model relates to the technical field of radio frequency instruments, in particular to a beauty instrument circuit and a radio frequency instrument.
Background
Most of the radio frequency instrument products on the market at present have no skin detection function, and if the radio frequency instrument products have the skin detection function, a user can intuitively know the facial skin state of the user and the skin improvement effect of the radio frequency instrument after the use. In order to enable a user to use the radio frequency instrument aiming at the skin condition, the skin detection function can be added, but how to combine the radio frequency function and the detection function on a product and how to design a circuit of the radio frequency instrument is a problem to be solved.
Disclosure of Invention
The utility model mainly aims to provide a beauty instrument circuit and a radio frequency instrument, and aims to solve the technical problem of how to design a circuit of the beauty instrument circuit and how to combine a radio frequency function and a detection function on a product.
The utility model adopts the following technical scheme to realize the purpose:
a cosmetic instrument circuit, comprising:
an electrode head;
a radio frequency circuit;
a skin detection circuit;
the selecting circuit is connected with the radio frequency circuit, the skin detection circuit and the electrode head in series respectively, and is connected with the skin detection circuit in parallel, and the selecting circuit is used for selecting the radio frequency circuit or the skin detection circuit to be connected with the electrode head in series;
the control circuit is connected in series with the selection circuit and used for controlling the selection circuit to select the radio frequency circuit or the skin detection circuit to be connected in series with the electrode head.
Further, the selection circuit comprises a double-pole double-throw relay, the double-pole double-throw relay comprises a normally-closed port and a normally-open port, and in a radio frequency mode, the normally-closed port of the double-pole double-throw relay is communicated with the radio frequency circuit; in the detection mode, the control circuit controls the normally open port of the double-pole double-throw relay to be communicated with the skin detection circuit.
Further, the selection circuit further comprises a coil, the control circuit controls the current of the coil, in a detection mode, the control circuit controls the coil to supply power, magnetic force is generated under the condition that the coil is electrified, and a normally open port of the double-pole double-throw relay is communicated with the skin detection circuit under the action of the magnetic force.
Further, the radio frequency circuit comprises a first power supply, and in the radio frequency mode, the first power supply provides electric energy for the radio frequency circuit and the electrode head; the skin detection circuit comprises a second power supply, and under the detection mode, the second power supply provides electric energy for the skin detection circuit and the electrode tip.
Further, the skin detection circuit further comprises a first capacitor, a second capacitor, a first resistor, a second resistor and a first voltage stabilizing tube, wherein the first capacitor, the first resistor and the second resistor are connected in parallel to two ends of the first voltage stabilizing tube, one end of the first voltage stabilizing tube is connected to one end of the first capacitor, the other end of the first voltage stabilizing tube is connected to one end of the second capacitor, and the other end of the second capacitor is used for being connected with the selection circuit.
Further, the device also comprises a reading module and a second power supply, wherein the reading module is respectively and electrically connected with the first voltage stabilizing tube and the second power supply.
Further, the radio frequency circuit further comprises a voltage stabilizer, a first inductor, a third resistor, a fourth resistor, a fifth resistor and a first diode, wherein the first power supply is connected with the input end of the voltage stabilizer, the first output end of the voltage stabilizer is connected with one end of the first inductor, the third output end of the voltage stabilizer is respectively connected with one end of the third resistor and one end of the fourth resistor, the other end of the third resistor is connected with one end of the first diode, and the other end of the fourth resistor is grounded; the other end of the first inductor is connected with the other end of the first diode.
Further, the radio frequency circuit further comprises a transformer, an NMOS transistor, a second inductor, a second diode, a sixth resistor, a seventh resistor and an eighth resistor, wherein the transformer comprises a primary and a secondary, the drain of the NMOS transistor is connected with a second contact of the primary, a fifth contact of the primary is connected with one end of the second diode, and the other end of the second diode is grounded; the first contact is connected with one end of the first inductor, and the other end of the first inductor is connected with the first diode; the grid electrode of the NMOS transistor is connected with one end of the sixth resistor, the other end of the sixth resistor is connected with one end of the seventh resistor, and the other end of the seventh resistor is grounded; the source stage of the NMOS transistor is connected with one end of the eighth resistor, and the other end of the eighth resistor is grounded; the secondary is connected with the normally open port.
Further, the control circuit includes a third power supply that supplies power to the coil.
The utility model also discloses a radio frequency instrument which comprises the beauty instrument circuit of any one of the above
The beneficial effects are that:
a cosmetic instrument circuit, radio frequency circuit or skin detection circuit are parallelly connected, and radio frequency circuit or skin detection circuit pass through the select circuit and realize serial connection with the electrode tip, make radio frequency circuit and skin detection circuit can share an electrode tip, control circuit control select circuit and radio frequency circuit or skin detection circuit intercommunication, realize can realizing radio frequency and skin detection function based on an electrode tip, realize taking into account and switching the use of radio frequency and skin detection function, simultaneously, because of need not radio frequency circuit and skin detection circuit all have corresponding electrode tip alone, simple structure is favorable to the miniaturized design of product structure, the user of being convenient for holds experience.
Drawings
Fig. 1 is a circuit diagram of a cosmetic instrument according to an embodiment of the utility model.
FIG. 2 is a circuit diagram of skin detection in an embodiment of the utility model;
fig. 3 is a circuit diagram of rf detection in an embodiment of the utility model.
Wherein: 1. a radio frequency circuit; 2. a skin detection circuit; 3. a selection circuit; 4. a control circuit; 5. an electrode head; 6. a first resistor; 7. a second resistor; 8. a third resistor; 9. a fourth resistor; 10. a fifth resistor; 11. a sixth resistor; 12. a seventh resistor; 13. a first capacitor; 14. a second capacitor; 15. a first inductance; 16. a second inductor; 17. a first voltage stabilizing tube; 18. a first diode; 19. a first diode; 20. a transformer; 21. an NMOS transistor.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It is noted that the terms "one end," "the other end," "the first," "the second," and the like are used herein for illustrative purposes only and are not to be construed as indicating or implying relative importance.
The technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to use those skilled in the art as a basis, and when the technical solutions are contradictory or cannot be implemented, it should be considered that the combination of the technical solutions does not exist, and is not within the scope of protection claimed by the present utility model.
Referring to fig. 1, in an embodiment, the utility model discloses a beauty treatment instrument circuit, which comprises an electrode tip 5, a radio frequency circuit 1, a skin detection circuit 2, a selection circuit 3 and a control circuit 4, wherein the selection circuit 3 is respectively connected in series with the radio frequency circuit 1, the skin detection circuit 2 and the electrode tip 5, the radio frequency circuit 1 is connected in parallel with the skin detection circuit 2, and the selection circuit 3 is used for selecting the radio frequency circuit 1 or the skin detection circuit 2 to be connected in series with the electrode tip 5; the control circuit 4 is connected in series with the selection circuit 3, and is used for controlling the selection circuit 3 to select the radio frequency circuit 1 or the skin detection circuit 2 to be connected in series with the electrode tip 5.
In the above embodiment, the radio frequency circuit 1 or the skin detection circuit 2 is connected with the electrode tip 5 through the selection circuit 3, so that the radio frequency circuit 1 and the skin detection circuit 2 share one electrode tip 5, the selection circuit 3 is controlled to be communicated with the radio frequency circuit 1 or the skin detection circuit 2 through the control circuit 4, and the radio frequency and skin detection functions can be realized through the control circuit 4 and the selection circuit 3 by one electrode tip 5, and the corresponding independent electrode tip 5 is not needed in the radio frequency circuit 1 and the skin detection circuit 2, so that the structure is simple.
Referring to fig. 1, in one embodiment, the selection circuit 3 includes a double pole double throw relay including a normally closed port and a normally open port, and in the radio frequency mode, the normally closed port of the double pole double throw relay is in communication with the radio frequency circuit 1; in the detection mode, the control circuit 4 controls the normally open port of the double pole double throw relay to communicate with the skin detection circuit 2.
In the above embodiment, the selection circuit 3 includes a double pole double throw relay, facilitating the selection of the radio frequency circuit 1, the skin detection circuit 2; the control circuit 4 controls the double-pole double-throw relay by controlling whether the selection circuit has current or not, in the radio frequency mode, the control circuit 4 controls the selection circuit 3 to have no current, and in the condition that the selection circuit 3 has no current, the radio frequency circuit 1 is communicated with the normally closed port; the radio frequency mode is a common mode, a normally closed port of the double-pole double-throw relay in the radio frequency mode is communicated with the radio frequency circuit 1, the electrode tip 5 carries out radio frequency skin repair, the control circuit 4 does not need to frequently control the current of the selection circuit 3, and electric energy is saved; when skin detection is required occasionally, the control circuit 4 controls the selection circuit 3 to have current, and when the selection circuit 3 has current, the radio frequency circuit 1 is communicated with the normally open port, and the electrode tip 5 performs skin detection.
Referring to fig. 1, in an embodiment, the selection circuit 3 further includes a coil, the control circuit 4 controls the current of the coil, and in the detection mode, the control circuit 4 controls to supply power to the coil, and in the case of energizing the coil, the double pole double throw relay is communicated with the skin detection circuit 2.
In the above embodiment, under the condition that the coil has no current, the radio frequency circuit 1 is communicated with the normally closed port, the control circuit 4 controls the coil to supply power, the coil generates magnetic force, the normally open port of the double-pole double-throw relay is communicated with the skin detection circuit 2, the electrode tip 5 is communicated with the skin detection circuit 2 through the normally open port, and the electrode tip 5 performs skin detection.
Referring to fig. 1-3, in an embodiment, the rf circuit 1 includes a first power source, which provides power to the rf circuit 1 and the electrode tip 5 in the rf mode; the skin detection circuit 2 includes a second power source, and in the detection mode, the second power source supplies electric power to the skin detection circuit 2 and the electrode tip 5.
In the above embodiment, the first power supply provides power for the radio frequency circuit 1, in the radio frequency mode, the radio frequency circuit 1 is communicated with the electrode tip 5 through the normally closed port for radio frequency, and in the radio frequency mode, the first power supply provides power for the radio frequency circuit 1 and the electrode tip 5, so that the radio frequency skin repair by the radio frequency instrument is ensured; the second power supply provides power for the skin detection circuit 2, and in the detection mode, the skin detection circuit 2 is communicated with the electrode tip 5 through the normally open port and is used for skin detection, and in the detection mode, the first power supply provides electric energy for the skin detection circuit 2 and the electrode tip 5, so that the skin detection is carried out by the radio frequency instrument.
Referring to fig. 1-2, in an embodiment, the skin detection circuit 2 further includes a first capacitor 13, a second capacitor 14, a first resistor 6, a second resistor 7, and a first voltage stabilizing tube 17, where the first capacitor 13, the first resistor 6, and the second resistor 7 are connected in parallel, the first resistor 6 and the second resistor 7 are connected in parallel to two ends of the first voltage stabilizing tube 17, one end of the first voltage stabilizing tube 17 is connected to the first capacitor 13, the other end is connected to one end of the second capacitor 14, and the other end of the second capacitor 14 is connected to the selection circuit 3.
In the above embodiment, in addition, in the detection mode, the skin detection circuit 2 is connected to the electrode tip 5 through a normally open port, and the signal PA11 outputs a square wave (4 KHz, duty ratio is 50%) and is connected to one end of the electrode tip 5 through the normally open port. When the skin of a human body contacts, the signal reaches the other end of the point polar head from the skin equivalent to hundreds of K resistors, and the signal is shaped and output to be a fixed voltage (AD) value (namely, the reading of the signal PA12_AD 4) through the first capacitor 13, the second capacitor 14, the first resistor 6, the second resistor 7 and the first voltage stabilizing tube 17, and the MCU reads the value, so that the moisture content of the skin can be judged.
Referring to fig. 1, in an embodiment, the beauty treatment apparatus circuit further includes a reading module, and the reading module is electrically connected to the second power supply.
In the above embodiment, the reading module is electrically connected to the second power supply, and reads the reading of the signal PA12_ad4, and determines the moisture content of the skin according to the reading of the signal PA12_ad4, so as to achieve the effect of skin detection.
Referring to fig. 1, in an embodiment, the radio frequency circuit 1 further includes a voltage stabilizer, a first inductor 15, a third resistor 8, a fourth resistor 9, a fifth resistor 10 and a first diode 18, where the first power supply is connected to an input end of the voltage stabilizer, a first output end of the voltage stabilizer is connected to one end of the first inductor 15, a third output end of the voltage stabilizer is connected to one ends of the third resistor 8 and the fourth resistor 9, respectively, another end of the third resistor 8 is connected to one end of the first diode 18, and another end of the fourth resistor 9 is grounded; the other end of the first inductor 15 is connected to the other end of the first diode 18.
In the above embodiment, the first power supply is connected to the input end of the voltage stabilizer, the first output end of the voltage stabilizer is connected to one end of the first inductor 15, the third output end of the voltage stabilizer is connected to one end of the third resistor 8 and one end of the fourth resistor 9 respectively, the other end of the third resistor 8 is connected to one end of the first diode 18, and the other end of the fourth resistor 9 is grounded; the other end of the first inductor 15 is connected with the other end of the first diode 18; the elements are used for carrying out direct current boosting, increasing direct current voltage and providing direct current voltage for the electrode tip 5, so that the skin detection of the electrode tip 5 is ensured.
Referring to fig. 1, in an embodiment, the radio frequency circuit 1 further includes a transformer 20, an NMOS (N-Metal-Oxide-Semiconductor) transistor 21, a second inductor 16, a second diode 19, a sixth resistor 11, a seventh resistor 12, and an eighth resistor, the transformer 20 includes a primary and a secondary, a drain of the NMOS transistor 21 is connected to the primary second contact, a fifth contact of the primary is connected to one end of the second diode 19, and the other end of the second diode 19 is grounded; the third contact of the primary is connected with one end of the second inductor 16, and the other end of the second inductor 16 is connected with the first diode 18; the gate of the NMOS transistor 21 is connected to one end of the sixth resistor 11, the other end of the sixth resistor 11 is connected to one end of the seventh resistor 12, and the other end of the seventh resistor 12 is grounded; the source of the NMOS transistor 21 is connected with one end of an eighth resistor, and the other end of the eighth resistor is grounded; the secondary is connected with the normally open port.
In the above embodiment, the transformer 20, the NMOS transistor 21, the second inductor 16, the second diode 19, the sixth resistor 11, the seventh resistor 12, and the eighth resistor are boosting sections in the radio frequency circuit 1, and the voltage in the circuit is increased by boosting in the boosting sections, so that the high voltage provided to the electrode tip 5 enables the electrode tip 5 to emit radio frequency waves.
Referring to fig. 1, in standby mode, signals b_ EN, PWMO, PA11, j_sw both output low level, quiescent current is very low (1 uA);
in the rf mode output mode, the enable signal b_en outputs a high level, the input voltage (ADJ) of the transformer 20 is adjusted by the adjustment signal pwm_ch, and the output voltage of the transformer 20 is controlled by the signal PWMO outputting the rf signal (1/2/3 MHz). This voltage is output to the electrode head 5 through the 2 normally closed ports of the double pole double throw relay.
In the detection mode, the signal b_ EN, PWMO, J _sw is low and the transformer 20 is not output. At this time, the signal J_SW outputs a high level, the transistor is turned on, the collector output of Q2 is low, and a low voltage 5V forms a loop with the normally open port of the double-pole double-throw relay and Q2 through R6
Referring to fig. 1, in one embodiment, the control circuit 4 includes a third power supply that powers the coil.
In the above embodiment, the third power supply supplies power to the coil, and in the detection mode, the third power supply supplies power to the coil, and the coil generates magnetic force when energized, and the third power supply supplies power to the coil, so that the skin detection circuit 2 can communicate with the normally closed port, and the skin detection circuit 2 communicates with the electrode tip 5 through the normally open port, to perform skin detection when ensuring the detection mode.
In an embodiment, the utility model also discloses a radio frequency instrument, wherein the radio frequency instrument comprises the beauty instrument circuit.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.
Claims (10)
1. A cosmetic instrument circuit, comprising:
an electrode head;
a radio frequency circuit;
a skin detection circuit;
the selecting circuit is connected with the radio frequency circuit, the skin detection circuit and the electrode head in series respectively, and is connected with the skin detection circuit in parallel, and the selecting circuit is used for selecting the radio frequency circuit or the skin detection circuit to be connected with the electrode head in series;
the control circuit is connected in series with the selection circuit and used for controlling the selection circuit to select the radio frequency circuit or the skin detection circuit to be connected in series with the electrode head.
2. The cosmetic apparatus circuit of claim 1 wherein the selection circuit comprises a double pole double throw relay comprising a normally closed port and a normally open port, the normally closed port of the double pole double throw relay in radio frequency mode being in communication with the radio frequency circuit; in the detection mode, the control circuit controls the normally open port of the double-pole double-throw relay to be communicated with the skin detection circuit.
3. The cosmetic apparatus circuit of claim 2 wherein the selection circuit further comprises a coil, the control circuit controls the current to the coil, in a detection mode, the control circuit controls the power to the coil, the coil generates a magnetic force when energized, and a normally open port of the double pole double throw relay communicates with the skin detection circuit under the influence of the magnetic force.
4. The cosmetic apparatus of claim 2 wherein the radio frequency circuit comprises a first power source, the first power source providing power to the radio frequency circuit, the electrode tip in the radio frequency mode; the skin detection circuit comprises a second power supply, and under the detection mode, the second power supply provides electric energy for the skin detection circuit and the electrode tip.
5. The cosmetic device circuit of claim 4, wherein the skin detection circuit further comprises a first capacitor, a second capacitor, a first resistor, a second resistor and a first voltage regulator, wherein the first capacitor, the first resistor and the second resistor are connected in parallel to two ends of the first voltage regulator, one end of the first voltage regulator is connected to one end of the first capacitor, the other end of the first voltage regulator is connected to one end of the second capacitor, and the other end of the second capacitor is used for being connected with the selection circuit.
6. The cosmetic apparatus circuit of claim 5, further comprising a read module and a second power supply, the read module electrically connected to the first voltage regulator and the second power supply, respectively.
7. The cosmetic device circuit of claim 4, wherein the radio frequency circuit further comprises a voltage regulator, a first inductor, a third resistor, a fourth resistor, a fifth resistor and a first diode, wherein the first power supply is connected with an input end of the voltage regulator, a first output end of the voltage regulator is connected with one end of the first inductor, a third output end of the voltage regulator is respectively connected with one end of the third resistor and one end of the fourth resistor, the other end of the third resistor is connected with one end of the first diode, and the other end of the fourth resistor is grounded; the other end of the first inductor is connected with the other end of the first diode.
8. The cosmetic device circuit of claim 7, wherein the radio frequency circuit further comprises a transformer, an NMOS transistor, a second inductor, a second diode, a sixth resistor, a seventh resistor, and an eighth resistor, the transformer comprising a primary and a secondary, the drain of the NMOS transistor being connected to the second contact of the primary, the fifth contact of the primary being connected to one end of the second diode, the other end of the second diode being grounded; the first contact is connected with one end of the first inductor, and the other end of the first inductor is connected with the first diode; the grid electrode of the NMOS transistor is connected with one end of the sixth resistor, the other end of the sixth resistor is connected with one end of the seventh resistor, and the other end of the seventh resistor is grounded; the source stage of the NMOS transistor is connected with one end of the eighth resistor, and the other end of the eighth resistor is grounded; the secondary is connected with the normally open port.
9. A cosmetic apparatus circuit according to claim 3, wherein the control circuit comprises a third power supply, the third power supply powering the coil.
10. A radio frequency device comprising a cosmetic device circuit as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223591312.3U CN218923573U (en) | 2022-12-27 | 2022-12-27 | Beauty instrument circuit and radio frequency instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223591312.3U CN218923573U (en) | 2022-12-27 | 2022-12-27 | Beauty instrument circuit and radio frequency instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218923573U true CN218923573U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223591312.3U Active CN218923573U (en) | 2022-12-27 | 2022-12-27 | Beauty instrument circuit and radio frequency instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218923573U (en) |
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2022
- 2022-12-27 CN CN202223591312.3U patent/CN218923573U/en active Active
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