CN109646801A - A kind of circuit and beauty instrument of compatible water content detection and RF radio frequency - Google Patents
A kind of circuit and beauty instrument of compatible water content detection and RF radio frequency Download PDFInfo
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- CN109646801A CN109646801A CN201910063904.1A CN201910063904A CN109646801A CN 109646801 A CN109646801 A CN 109646801A CN 201910063904 A CN201910063904 A CN 201910063904A CN 109646801 A CN109646801 A CN 109646801A
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- circuit
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- water content
- content detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 86
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 230000003796 beauty Effects 0.000 title claims abstract description 40
- 239000003990 capacitor Substances 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 238000013480 data collection Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000002537 cosmetic Substances 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 13
- 230000003321 amplification Effects 0.000 description 9
- 238000003199 nucleic acid amplification method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920001621 AMOLED Polymers 0.000 description 1
- 208000003351 Melanosis Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001153 anti-wrinkle effect Effects 0.000 description 1
- 230000009087 cell motility Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000035617 depilation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004215 skin function Effects 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/40—Applying electric fields by inductive or capacitive coupling ; Applying radio-frequency signals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis
- A61B5/443—Evaluating skin constituents, e.g. elastin, melanin, water
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
Abstract
The present invention relates to the circuits and beauty instrument of a kind of compatible water content detection and RF radio frequency, comprising: the water content detection circuit of the electrode unit, detection testee moisture content that contact with testee exports the RF radio circuit of RF radiofrequency signal and connect with water content detection circuit and RF radio circuit and export the control circuit of switching signal；It further include the switching circuit being connect respectively with electrode unit, water content detection circuit, RF radio circuit and control circuit；Switching circuit switches to RF radio circuit according to switching signal, is connected to RF radio circuit with the first contact electrode, to export RF radiofrequency signal, or water content detection circuit is switched to according to switching signal, is connected to water content detection circuit with the first contact electrode and the second contact electrode, to detect testee moisture content.The compatible moisture content detection of the present invention and RF beauty, can dynamically adjust radiofrequency signal according to moisture content, to obtain better cosmetic result.
Description
Technical field
The present invention relates to the technical field of beauty instrument, more specifically to a kind of compatible water content detection and RF radio frequency
Circuit and beauty instrument.
Background technique
Beauty instrument is a kind of machine for being adjusted according to human physiological functions and improving body and face, it comes according to function
Say that whitening, tender skin, nti-freckle, anti-wrinkle, depilation, weight-reducing etc. are a variety of.
Continuous improvement with people to beauty demand, for the beauty demand for adapting to people, the type of beauty instrument is increasingly
It is more, however, existing beauty instrument function is relatively simple, for example, can pass through generation for the beauty instrument with tender skin function
Certain heat massages face to achieve the effect that tender skin, but since it is only adjustable the heat of beauty instrument output, no
It can know the moisture situation of user's skin, and then lead to skin overdrying generation, therefore, compatible multi-functional beauty
The problem of instrument, does not obtain always effective solution.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above drawbacks of the prior art, providing a kind of compatible moisture inspection
The circuit and beauty instrument of survey and RF radio frequency.
The technical solution adopted by the present invention to solve the technical problems is: constructing a kind of compatible water content detection and RF radio frequency
Circuit, comprising: the electrode unit contacted with testee, the water content detection circuit, the output RF that detect testee moisture content
It the RF radio circuit of radiofrequency signal and is connect with the water content detection circuit and RF radio circuit and exports the control of switching signal
Circuit processed；It further include the switch being connect respectively with the electrode unit, water content detection circuit, RF radio circuit and control circuit
Circuit；
The switching circuit switches to the RF radio circuit according to the switching signal, makes the RF radio circuit and institute
Electrode unit connection is stated, to export the RF radiofrequency signal, or the water content detection electricity is switched to according to the switching signal
Road is connected to the water content detection circuit with the electrode unit, to detect testee moisture content.
Preferably, the electrode unit includes first electrode and second electrode；
The switching circuit includes switching switch；
The first end of the switching switch connects the control circuit, the third end connection of the switching switch with the 8th end
The second end of first electrode, the six end connecting second electrode of the switching switch, the switching switch connects institute with the 7th end
RF radio circuit is stated, the 4th end of the switching switch connects the water content detection circuit with the 5th end.
Preferably, the switching switch includes that relay or manual bidirectional switch.
Preferably, the first electrode includes that one or more first contacts electrode, and the multiple first contact electrode is short
Road connection；
The second electrode includes that one or more second contacts electrode, the multiple second contact electric pole short circuit connection.
Preferably, the water content detection circuit includes detection signal output branch and current rectifying and wave filtering circuit；
The first end of the current rectifying and wave filtering circuit connects the second electrode, the second end connection of the current rectifying and wave filtering circuit
The signal output end of the data collection terminal of the control circuit, the control circuit exports branch connection by the detection signal
First electrode.
Preferably, the current rectifying and wave filtering circuit includes: first capacitor, the second capacitor, first resistor, second resistance and first
Diode；
The first end of second capacitor connects the second electrode, and the second end of second capacitor is separately connected described
The anode of the first end of second resistance and the first diode, the of the second end of the second resistance, the first capacitor
The second end of two ends and the first resistor is grounded jointly, and the cathode of the first diode is separately connected the first capacitor
The data collection terminal of first end, the first end of the first resistor and the control circuit.
Preferably, further includes: the display module connecting with the control circuit, the display module is for showing the water
The testee moisture content of sorting slowdown monitoring circuit detection and the RF radiofrequency signal of RF radio circuit output.
Preferably, further includes: connect with the control circuit, selected according to the mode of trigger signal generation mode select signal
Select key.
Preferably, further includes: connect with the control circuit, filled according to the instruction of switching signal output indication signal
It sets.
The present invention also provides a kind of beauty instrument, the circuit including above-described compatible water content detection and RF radio frequency.
The circuit for implementing compatibility water content detection and RF radio frequency of the invention has the advantages that by the way that moisture is arranged
While detection circuit may be implemented to carry out RF RF beauty function to the skin of user, skin moisture content inspection can also be compatible with
The function of survey can dynamically know the moisture situation of the skin of user, and then according to the moisture situation dynamic of the skin of user
Ground adjusts the RF radiofrequency signal of RF radio circuit output, to preferably achieve the effect that beauty, promotes user experience.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the functional block diagram of the circuit of a kind of compatible water content detection that one embodiment of the invention provides and RF radio frequency；
Fig. 2 be another embodiment of the present invention provides a kind of compatible water content detection and RF radio frequency circuit road schematic diagram；
Fig. 3 is the schematic diagram for the water content detection circuit that one embodiment of the invention provides；
Fig. 4 is the schematic diagram for the RF radio circuit that one embodiment of the invention provides；
Fig. 5 is the structural schematic diagram of electrode unit first embodiment of the present invention；
Fig. 6 is the structural schematic diagram of electrode unit second embodiment of the present invention；
Fig. 7 is the structural schematic diagram of electrode unit 3rd embodiment of the present invention.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing carries out in detail
Explanation.
With reference to Fig. 1, a kind of principle frame of the circuit of the compatible water content detection and RF radio frequency that are provided for one embodiment of the invention
Figure.The circuit of the compatibility water content detection and RF radio frequency has the function of RF RF beauty, while being also compatible with moisture content detection
Function can be applied in the beauty instrument of diversified forms.
As shown in Figure 1, the circuit of the compatibility water content detection and RF radio frequency includes: the electrode unit contacted with testee
10, it detects the water content detection circuit 40 of testee moisture content, export the RF radio circuit 30 and and water of RF radiofrequency signal
Sorting slowdown monitoring circuit 40 and RF radio circuit 30 connect and export the control circuit 50 of switching signal；Further include respectively with electrode unit
10, the switching circuit 20 that water content detection circuit 40, RF radio circuit 30 and control circuit 50 connect；Wherein, switching circuit 20
RF radio circuit 30 is switched to according to switching signal, is connected to RF radio circuit 30 with electrode unit 10, to export RF radio frequency letter
Number, or water content detection circuit 40 switched to according to switching signal, is connected to water content detection circuit 40 with electrode unit 10, with inspection
Survey testee moisture content.
In the embodiment of the present invention, testee refers generally to human body, and during making, electrode unit 10 can be with the skin of human body
Contact, when switching circuit 20 switches to RF radio circuit 30 according to switching signal, electrode unit 10 is exported as output electrode
RF radiofrequency signal, and then realize the beauty massage function to human body, wherein the RF radiofrequency signal can make electrode unit 10 generate phase
The heat answered, such as to accelerate the movement of cell by the movement of generated heat regulation human skin inner cell, so as to improve
The metabolism of human skin, achievees the effect that beauty.When switching circuit 20 switches to water content detection circuit according to switching signal
When 40, electrode unit 10 is used as detecting electrode, for detecting the moisture content of human skin, and by detected moisture content
Return to control circuit 50, control circuit 50 can export switching signal to switching electricity according to moisture content detected again
Road 20 makes switching circuit 20 switch to RF radio circuit 30 by water content detection circuit 40, while outputing control signals to RF radio frequency electrical
Road 30 adjusts the RF radiofrequency signal that RF radio circuit 30 exports, to adjust the heat of electrode generation, to realize according to human skin
Practical moisture content dynamic regulation human skin inner cell movement purpose, and then obtain better cosmetic result.It needs
Illustrate, when switching circuit 20 switches to RF radio circuit 30, when RF radio circuit 30 is connected to electrode unit 10, moisture
Detection circuit 40 and electrode unit 10 are off-state, and are physics off-state, so as to avoid false triggering from generating；Equally
Ground, when switching circuit 20 switches to water content detection circuit 40, when water content detection circuit 40 is connected to electrode unit 10, RF radio frequency
Circuit 30 and water content detection circuit 40 are off-state, and are physics off-state, so as to avoid RF radio circuit 30 defeated
RF radiofrequency signal out is counter to be filled to water content detection circuit 40, and detection accuracy and accuracy are influenced.
Optionally, in the embodiment of the present invention, electrode unit 10 includes first electrode 11 and second electrode 12, wherein first
Electrode 11 and second electrode 12 are separately connect with switching circuit 20.
Further, in the embodiment of the present invention, first electrode 11 can be one or more contact electrodes.Specifically, the
One electrode 11 may include that one or more first contacts electrode, multiple when first electrode 11 is multiple first contact electrodes
First contact electric pole short circuit connection, i.e., multiple first contact electrodes are shorted together, to form a contact electrode.
It is to be appreciated that the shape of the first contact electrode can be including but not limited to dotted, circle in the embodiment of the present invention
Ring, strip, rectangular-shaped, round etc..
Similarly, in the embodiment of the present invention, second electrode 12 can be one or more contact electrodes.Specifically, second
Electrode 12 may include that one or more second contacts electrode, when second electrode 12 is multiple first contact electrodes, Duo Ge
Two contact electric pole short circuit connections, i.e., multiple second contact electrodes are shorted together, to form a contact electrode.
It is to be appreciated that the shape of the second contact electrode can be including but not limited to dotted, circle in the embodiment of the present invention
Ring, strip, rectangular-shaped, round etc..
In a specific embodiment, switching circuit 20 includes switching switch；Wherein, switch the first end and the 8th of switch
Connection control circuit 50 in end switches the third end connection first electrode 11 of switch, switches the six end connecting second electrode of switch
12, the second end for switching switch connects RF radio circuit 30 with the 7th end, and the 4th end for switching switch connects moisture with the 5th end
Detection circuit 40.
Optionally, the switching switch of the embodiment of the present invention includes that relay or manual bidirectional switch.
As shown in Fig. 2, in this embodiment, switching switch is relay.As shown in Fig. 2, the first end of relay and
Eight ends connection control circuit 50, the third end connection first electrode 11 of relay, the six end connecting second electrode 12 of relay,
The second end of relay connects RF radio circuit 30 with the 7th end, and the 4th end of relay connects water content detection circuit with the 5th end
40.It is to be appreciated that automatic trigger switching may be implemented when switching circuit 20 selects relay.
Further, the relay that the present invention uses can be it is one or more, Fig. 2 is only using a relay as showing
Example, but cannot be used for the limitation present invention.
Alternatively, switching circuit 20 can also be switched by manual bidirectional and be realized in some other embodiment, using
Cheng Zhong, when user manually by manual bidirectional switching to RF radio circuit 30 when, RF radio circuit 30 and first electrode 11 and
Second electrode 12 is connected to, and realizes RF RF beauty function；When user is manually by manual bidirectional switching to water content detection circuit
When 40, water content detection circuit 40 is connected to first electrode 11 and second electrode 12, realizes moisture content detection function.
In the embodiment of the present invention, water content detection circuit 40 may include detection signal output branch 42 and current rectifying and wave filtering circuit
41。
The first end of current rectifying and wave filtering circuit 41 connects second electrode 12, the second end connection control electricity of current rectifying and wave filtering circuit 41
The data collection terminal on road 50, the signal output end of control circuit 50 export branch 42 by detection signal and connect first electrode 11.
Optionally, as shown in figure 3, in a specific embodiment, current rectifying and wave filtering circuit 41 includes: first capacitor, second
Capacitor, first resistor, second resistance and first diode.
The first end of second capacitor connects second electrode 12, and the second end of the second capacitor is separately connected the first of second resistance
The anode at end and first diode, the second end of the second end of second resistance, the second end of first capacitor and first resistor are common
Ground connection, the cathode of first diode are separately connected the first end of first capacitor, the first end of first resistor and control circuit 50
Data collection terminal.It will of course be understood that ground, in some other embodiment, current rectifying and wave filtering circuit 41 can also use other
Circuit form, however it is not limited to the form of the present embodiment.
Further, as shown in figure 3, the compatibility water content detection of the embodiment of the present invention and the circuit of RF radio frequency can also wrap
Include: the display module 60 connecting with control circuit 50, display module 60 are used to show the measured object that water content detection circuit 40 detects
The RF radiofrequency signal that body moisture content and RF radio circuit 30 export.
By display module 60, the moisture content and RF radiofrequency signal of display detection user's skin may be implemented, make user
It can intuitively check the moisture content of itself and the RF radiofrequency signal of the output of RF radio circuit 30, promote user and use body
It tests.
Optionally, the display module 60 of the embodiment of the present invention may include display screen, wherein display screen can be aobvious for touch-control
Display screen, or non-touch-control display screen.Further, it in the embodiment of the present invention, can be shown using including but not limited to LCD
Screen, TFT-LCD display screen, LED display, PMOLED display screen, AMOLED display screen etc..
Further, the compatibility water content detection of the embodiment of the present invention and the circuit of RF radio frequency can also include: and control electricity
The connection of road 50, the mode selection button that mode select signal is generated according to trigger signal.
Optionally, mode selection button may include at least one.In a specific embodiment, mode selection button packet
Include one, specific trigger action can pass through: the modes such as user's long-pressing, short-press, continuous short-press realize the selection of different mode, such as
When needing to carry out RF RF beauty, can by long-pressing mode selection button generate handoff trigger signal, control circuit 50
According to handoff trigger signal output switching signal to switching circuit 20, switching circuit 20 is switched into RF radio circuit 30, makes RF
Radio circuit 30 is connected to first electrode 11 and second electrode 12；When needing to carry out moisture content detection limit, short-press can be passed through
Mode selection button generates handoff trigger signal, and control circuit 50 exports switching signal to switching electricity according to the handoff trigger signal
Switching circuit 20 is switched to water content detection circuit 40, makes water content detection circuit 40 and first electrode 11 and second electrode by road 20
12 connections.
Further, the compatibility water content detection of the embodiment of the present invention and the circuit of RF radio frequency can also include: and control electricity
The connection of road 50, the instruction device that indication signal is exported according to switching signal.Here, the indication signal of instruction device output can be used
In instruction first electrode 11 and second electrode 12 and which circuit communication, can such as indicate first electrode 11 and second electrode 12 with
The connection of RF radio circuit 30 or instruction first electrode 11 and second electrode 12 are connected to water content detection circuit 40, can be used for
Indicate the mode of RF RF beauty, such as strong RF beauty mode, middle RF beauty mode, soft RF beauty mode.
Optionally, instruction device can be indicator light, wherein the quantity of indicator light can be one or more, and indicate
The color of lamp includes but is not limited to white, red, blue, green, pink colour etc..
In the embodiment of the present invention, control circuit 50 may include MCU, wherein MCU can be realized using PIC single chip microcomputer.When
So, it is possible to understand that ground, in some other embodiment, MCU can also have the processor of colleague's function, the present invention using other
It is not especially limited.
As shown in figure 4, RF radio circuit 30 may include: rf signal amplification circuit 31, high frequency in the embodiment of the present invention
Signal generating circuit 32 and output feed circuit 33.It is opened with the MCU's in control circuit 50 32 one end of high-frequency signal generation circuit
Control terminal connection is closed, 32 other end of high-frequency signal generation circuit is connect with the first end of rf signal amplification circuit 31, and output is anti-
33 one end of current feed circuit is connect with the output test side of the MCU in control circuit 50, and output 33 other end of feed circuit and radio frequency are believed
The third end connection of number amplifying circuit 31, the second end of rf signal amplification circuit 31 and the power of the MCU in control circuit 50
4th end of the connection of grade control terminal, rf signal amplification circuit 31 connects first electrode 11, rf signal amplification circuit 31
5th end connects second electrode 12.
In RF radio circuit 30, high-frequency signal generation circuit 32 can produce high frequency low voltage signal, rf signal amplification circuit
The high frequency low voltage signal that high-frequency signal generation circuit 32 generates is enlarged into high-voltage radio-frequency signal by 31.Feed circuit 33 is exported to detect
Whether in zone of reasonableness, (zone of reasonableness can be preset the output electric current of rf signal amplification circuit 31, and according to product
Performance design determine), if electric current is excessive, rf signal amplification circuit 31 is fed back to, to reduce rf signal amplification circuit 31
Output power, play a protective role to user.It will of course be understood that ground, frequency that RF radio circuit 30 exports, low-voltage,
The occurrence of high voltage need to be determined according to different products, and the present invention is not especially limited.
The invention also discloses a kind of beauty instrument, which includes beauty treatment head 100 and compatible water content detection above-mentioned
With the circuit of RF radio frequency.
Wherein, electrode unit 10 is arranged on beauty treatment head 100 and exposes to beauty treatment head 100, so that user is when in use,
Can directly with the skin contact of human body.
In the embodiment of the present invention, electrode unit 10 includes first electrode 11 and second electrode 12, wherein 11 He of first electrode
Second electrode 12 is separately connect with switching circuit 20.
Further, in the embodiment of the present invention, first electrode 11 can be one or more contact electrodes.Specifically, the
One electrode 11 may include that one or more first contacts electrode, multiple when first electrode 11 is multiple first contact electrodes
First contact electric pole short circuit connection, i.e., multiple first contact electrodes are shorted together, to form a contact electrode.
It is to be appreciated that the shape of the first contact electrode can be including but not limited to dotted, circle in the embodiment of the present invention
Ring, strip, rectangular-shaped, round etc..
Similarly, in the embodiment of the present invention, second electrode 12 can be one or more contact electrodes.Specifically, second
Electrode 12 may include that one or more second contacts electrode, when second electrode 12 is multiple first contact electrodes, Duo Ge
Two contact electric pole short circuit connections, i.e., multiple second contact electrodes are shorted together, to form a contact electrode.
It is to be appreciated that the shape of the second contact electrode can be including but not limited to dotted, circle in the embodiment of the present invention
Ring, strip, rectangular-shaped, round etc..
It is illustrated with several examples.
As shown in figure 5, first electrode 11 and second electrode 12 are arranged on beauty treatment head 100 in Fig. 5, as shown in figure 5,
First electrode 11 and second electrode 12 are the circular ring electrode of an entirety.
Alternatively, in another embodiment, as shown in fig. 6, similarly, in Fig. 6, first electrode 11 and second electrode 12 are equal
It is arranged on beauty treatment head 100, and as shown in fig. 6, first electrode 11 includes four first contact electrodes, wherein four first connect
The physically separate setting of touched electrode, and four first contact electrodes are shorted together on circuit, to form a contact electricity
Pole.Second electrode 12 includes a circular ring electrode.
Alternatively, in another embodiment, as shown in fig. 7, similarly, in Fig. 7, first electrode 11 and second electrode 12 are equal
It is arranged on beauty treatment head 100, and as shown in fig. 7, first electrode 11 includes four first contact electrodes, wherein four first connect
The physically separate setting of touched electrode, and four first contact electrodes are shorted together on circuit, to form a contact electricity
Pole.Second electrode 12 includes four second contact electrodes, wherein the four second physically separate settings of contact electrode, and
Four second contact electrodes are shorted together on circuit, to form a contact electrode.
Beauty instrument of the invention by the way that the circuit of compatible water content detection and RF radio frequency above-mentioned is arranged, both may be implemented to
The skin at family carries out the function of RF RF beauty, can also be compatible with the function of skin moisture content detection, can dynamically know
The moisture situation of user, and believed according to the RF radio frequency that the moisture of skin situation of user dynamically adjusts the output of RF radio circuit 30
Number, so as to reach better cosmetic result, beauty instrument is made to have both RF RF beauty and water content detection function, promoting user makes
With experience.
Above embodiments only technical concepts and features to illustrate the invention, its object is to allow person skilled in the art
Scholar can understand the contents of the present invention and implement accordingly, can not limit the scope of the invention.It is all to be wanted with right of the present invention
The equivalent changes and modifications that range is done are sought, should belong to the covering scope of the claims in the present invention.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of circuit of compatible water content detection and RF radio frequency characterized by comprising the electrode list contacted with testee
Member, detection testee moisture content water content detection circuit, export RF radiofrequency signal RF radio circuit and with the water
Sorting slowdown monitoring circuit connects with RF radio circuit and exports the control circuit of switching signal；Further include respectively with the electrode unit,
The switching circuit of water content detection circuit, RF radio circuit and control circuit connection；
The switching circuit switches to the RF radio circuit according to the switching signal, makes the RF radio circuit and the electricity
Pole unit connection to export the RF radiofrequency signal, or according to the switching signal switches to the water content detection circuit, makes
The water content detection circuit is connected to the electrode unit, to detect testee moisture content.
2. the circuit of compatible water content detection and RF radio frequency according to claim 1, which is characterized in that the electrode unit packet
Include first electrode and second electrode；
The switching circuit includes switching switch；
The first end of the switching switch connects the control circuit, the third end connection first of the switching switch with the 8th end
The second end of electrode, the six end connecting second electrode of the switching switch, the switching switch connects the RF with the 7th end
4th end of radio circuit, the switching switch connects the water content detection circuit with the 5th end.
3. the circuit of compatible water content detection and RF radio frequency according to claim 2, which is characterized in that the switching switch packet
Include relay or manual bidirectional switch.
4. the circuit of compatible water content detection and RF radio frequency according to claim 2, which is characterized in that the first electrode packet
It includes one or more first and contacts electrode, the multiple first contact electric pole short circuit connection；
The second electrode includes that one or more second contacts electrode, the multiple second contact electric pole short circuit connection.
5. the circuit of compatible water content detection and RF radio frequency according to claim 2, which is characterized in that the water content detection electricity
Road includes detection signal output branch and current rectifying and wave filtering circuit；
The first end of the current rectifying and wave filtering circuit connects the second electrode, described in the second end connection of the current rectifying and wave filtering circuit
The signal output end of the data collection terminal of control circuit, the control circuit exports branch connection first by the detection signal
Electrode.
6. the circuit of compatible water content detection and RF radio frequency according to claim 5, which is characterized in that the rectifying and wave-filtering electricity
Road includes: first capacitor, the second capacitor, first resistor, second resistance and first diode；
The first end of second capacitor connects the second electrode, and the second end of second capacitor is separately connected described second
The anode of the first end of resistance and the first diode, the second end of the second end of the second resistance, the first capacitor
It is grounded jointly with the second end of the first resistor, the cathode of the first diode is separately connected the first of the first capacitor
It holds, the data collection terminal of the first end of the first resistor and the control circuit.
7. the circuit of compatible water content detection and RF radio frequency according to claim 1, which is characterized in that further include: with it is described
The display module of control circuit connection, the display module are used to show the testee moisture of the water content detection circuit detection
Content and the RF radiofrequency signal of RF radio circuit output.
8. the circuit of compatible water content detection and RF radio frequency according to claim 1, which is characterized in that further include: with it is described
Control circuit connection, the mode selection button that mode select signal is generated according to trigger signal.
9. the circuit of compatible water content detection and RF radio frequency according to claim 1, which is characterized in that further include: with it is described
Control circuit connection, the instruction device that indication signal is exported according to the switching signal.
10. a kind of beauty instrument, which is characterized in that including the described in any item compatible water content detections of claim 1-9 and RF radio frequency
Circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910063904.1A CN109646801A (en) | 2019-01-23 | 2019-01-23 | A kind of circuit and beauty instrument of compatible water content detection and RF radio frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910063904.1A CN109646801A (en) | 2019-01-23 | 2019-01-23 | A kind of circuit and beauty instrument of compatible water content detection and RF radio frequency |
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|---|---|
| CN109646801A true CN109646801A (en) | 2019-04-19 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910063904.1A Pending CN109646801A (en) | 2019-01-23 | 2019-01-23 | A kind of circuit and beauty instrument of compatible water content detection and RF radio frequency |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111554756A (en) * | 2020-05-15 | 2020-08-18 | 京东方科技集团股份有限公司 | Photoelectric detector and display substrate |
| CN112494814A (en) * | 2021-01-12 | 2021-03-16 | 王金震 | Radio frequency beauty instrument |
| WO2024001382A1 (en) * | 2022-06-30 | 2024-01-04 | 上海微创惟美医疗科技(集团)有限公司 | Handheld cosmetic device |
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| CN111554756B (en) * | 2020-05-15 | 2022-04-15 | 京东方科技集团股份有限公司 | Photoelectric detector and display substrate |
| CN112494814A (en) * | 2021-01-12 | 2021-03-16 | 王金震 | Radio frequency beauty instrument |
| WO2024001382A1 (en) * | 2022-06-30 | 2024-01-04 | 上海微创惟美医疗科技(集团)有限公司 | Handheld cosmetic device |
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