CN218501141U - Electric pulse massager - Google Patents
Electric pulse massager Download PDFInfo
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- CN218501141U CN218501141U CN202221199442.XU CN202221199442U CN218501141U CN 218501141 U CN218501141 U CN 218501141U CN 202221199442 U CN202221199442 U CN 202221199442U CN 218501141 U CN218501141 U CN 218501141U
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- 238000001514 detection method Methods 0.000 claims abstract description 41
- 239000003990 capacitor Substances 0.000 claims description 36
- 238000004146 energy storage Methods 0.000 claims description 25
- 238000005070 sampling Methods 0.000 claims description 20
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 208000002193 Pain Diseases 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000000554 physical therapy Methods 0.000 description 1
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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
- A61N1/02—Details
- A61N1/08—Arrangements or circuits for monitoring, protecting, controlling or indicating
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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
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
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Abstract
The utility model relates to the field of massage equipment, in particular to an electric pulse massage instrument; the electric pulse massager comprises a power supply, a controller, a massage unit and a control circuit, wherein the massage unit is provided with electrodes which are arranged in pairs, the control circuit comprises a voltage control circuit, a first detection circuit and a second detection circuit, the first detection circuit is used for detecting the impedance of a human body, the second detection circuit is used for detecting the output voltage of the voltage control circuit, and the controller is used for controlling the voltage control circuit to output the output voltage to the massage unit according to preset target power and the impedance of the human body; the utility model discloses a design an electric pulse massage appearance, utilize first detection circuitry detects the human impedance between the electrode that sets up in pairs, utilizes the controller basis human impedance controls its output voltage of voltage control circuit dynamic adjustment, makes the output of voltage output end remains unanimous throughout, effectively reduces because the human pricking sense that output power changes and leads to.
Description
Technical Field
The utility model relates to a massage equipment field, concretely relates to electric pulse massage appearance.
Background
The low-frequency massage physiotherapy products on the market at present can not adapt to all human states due to product forms, so that the phenomenon that the electrodes and the skin of a human body cannot be completely attached to each other in an unavoidable contact manner can be caused, and the problem that a user feels stabbing pain in the using process is easily caused.
In order to solve the problems, electric pulse massagers with different gear voltage outputs appear on the market, but the electric pulse massagers are inconvenient for subsequent sampling and treatment and have high difficulty in painless treatment, and the electric pulse massagers capable of outputting constant power are required to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide an electric pulse massage appearance, overcome can not laminate completely between the electrode that exists among the prior art and the human skin to cause the user to appear the defect of stinging in the use.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an electric pulse massage appearance, its preferred scheme lies in, electric pulse massage appearance includes power, controller, massage unit and control circuit, massage unit includes the electrode that sets up in pairs, the electrode is used for attached in the massage position, control circuit includes:
the voltage control circuit comprises a voltage input end, a voltage output end and a voltage control end, the voltage input end is connected with the power supply, the voltage control end is connected with the controller, and the voltage output end is connected with the massage unit;
one end of the first detection circuit is connected with the massage unit, and the other end of the first detection circuit is connected with the controller so as to be used for detecting the human body impedance between the electrodes arranged in pairs;
one end of the second detection circuit is connected with the controller, and the other end of the second detection circuit is connected with the voltage output end so as to be used for detecting the output voltage of the voltage control circuit;
wherein the controller is further configured to control the voltage control circuit to output the output voltage to the massage unit according to a preset target power and the human body impedance.
Wherein, the preferred scheme is: the massage unit further comprises a pulse generating circuit, the input end of the pulse generating circuit is connected with the voltage output end, the control end of the pulse generating circuit is connected with the controller, and the electrode is connected into the pulse generating circuit;
one end of the first detection circuit is connected with the pulse generation circuit so as to be connected to the massage unit.
Wherein, the preferred scheme is as follows: the first detection circuit comprises a sampling resistor connected in series between the pulse generation circuit and the ground, the controller is used for detecting sampling voltage of the sampling resistor through the first detection circuit, and the controller is used for acquiring human body impedance between the electrodes arranged in pairs according to the output voltage, the sampling resistor and the sampling voltage.
Wherein, the preferred scheme is as follows: the second detection circuit comprises a first resistor, a second resistor and a first capacitor, the first end of the first resistor is connected with the voltage output end, the second end of the first resistor, the first end of the second resistor and the first end of the first capacitor are connected with the controller, and the second end of the first capacitor and the second end of the second resistor are grounded.
Wherein, the preferred scheme is as follows: the voltage control circuit further comprises a booster circuit, an energy storage circuit and a pressure relief circuit, and the voltage control end comprises a first control end and a second control end;
the input end of the booster circuit is connected with the voltage input end, and the control end of the booster circuit is connected with the first control end;
the input end of the energy storage circuit is connected with the output end of the booster circuit, and the output end of the energy storage circuit is connected with the voltage output end;
the control end of the pressure relief circuit is connected with the second control end, and the input end of the pressure relief circuit is connected with the voltage output end;
the controller is used for controlling the boosting circuit and/or the energy storage circuit to boost or/and the pressure relief circuit to reduce according to preset target power and the human body impedance so as to control the voltage output end to output the output voltage to the massage unit.
Wherein, the preferred scheme is as follows: the boost circuit comprises an inductor and an MOS (metal oxide semiconductor) tube, one end of the inductor is connected with the input end of the boost circuit, the other end of the inductor is connected with the output end of the boost circuit, the grid electrode of the MOS tube is connected with the control end of the boost circuit, the drain electrode of the MOS tube is connected between the inductor and the output end of the boost circuit, and the source electrode of the MOS tube is grounded.
Wherein, the preferred scheme is as follows: the boost circuit further comprises a third resistor and a fourth resistor, and the third resistor is connected between the grid electrode of the MOS tube and the control end of the boost circuit; one end of the fourth resistor is connected between the grid of the MOS tube and the third resistor, and the other end of the fourth resistor is grounded; and/or the presence of a gas in the gas,
the booster circuit further comprises a filter capacitor, one end of the filter capacitor is connected between the inductor and the input end of the booster circuit, and the other end of the filter capacitor is grounded.
Wherein, the preferred scheme is as follows: the ratio of the third resistance to the fourth resistance is 1:50-1:200, the third resistance is greater than or equal to 50 ohms and less than or equal to 200 ohms; and/or the presence of a gas in the gas,
the fourth resistance is greater than or equal to 1 kilo-ohm and less than or equal to 20 kilo-ohm.
Wherein, the preferred scheme is as follows: the energy storage circuit is a capacitive energy storage circuit, the capacitive energy storage circuit comprises a second capacitor and a third capacitor which are connected in parallel between the input end and the output end of the energy storage circuit, and the other ends of the second capacitor and the third capacitor are grounded.
Wherein, the preferred scheme is as follows: the voltage relief circuit comprises a fifth resistor, a triode, a sixth resistor and a seventh resistor, the fifth resistor is connected between the control end of the voltage relief circuit and the base electrode of the triode in series, and the emitting electrode of the triode is grounded; one end of the seventh resistor is connected between the fifth resistor and the base electrode of the triode, and the other end of the seventh resistor is grounded; the sixth resistor is connected in series between the input end of the voltage relief circuit and the collector of the triode.
The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses a design an electric pulse massage appearance and realized stable constant power output, it utilizes first detection circuitry detects the human impedance between the electrode that sets up in pairs, and utilizes the controller basis human impedance controls its output voltage of voltage control circuit dynamic adjustment, so that the power that voltage output end exported to on the electrode remains unanimous throughout, has effectively reduced because the human pricking sense that output power change leads to.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic structural view of an electric pulse massager of the present invention;
fig. 2 is a circuit diagram of the massage unit of the present invention;
fig. 3 is a circuit diagram of a first detection circuit in the present invention;
fig. 4 is a circuit diagram of a second detection circuit in the present invention;
fig. 5 is a circuit diagram of a voltage control circuit according to the present invention;
fig. 6 is a circuit diagram of the booster circuit of the present invention;
fig. 7 is a circuit diagram of a tank circuit in the present invention;
fig. 8 is a circuit diagram of a pressure relief circuit according to the present invention.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the present invention provides a preferred embodiment of an electric pulse massage apparatus.
An electric pulse massager, referring to fig. 1, the electric pulse massager comprises a power supply 1, a controller 2, a massage unit 3 with a massage circuit and a control circuit, wherein the massage unit 3 comprises electrodes arranged in pairs, the electrodes are used for being attached to a massage part, the control circuit comprises a voltage control circuit 41, a first detection circuit 42 and a second detection circuit 43, the first detection circuit 42 is used for detecting human impedance, the second detection circuit 43 is used for detecting output voltage of the voltage control circuit 41, and the controller 2 is further used for controlling the voltage control circuit 41 to output the output voltage to the massage unit 3 according to preset target power and the human impedance.
Specifically, referring to fig. 1, the voltage control circuit 41 includes a voltage input terminal 411, a voltage output terminal 412 and a voltage control terminal 413, the voltage input terminal 411 is connected to the power supply 1 to obtain the output voltage of the power supply 1, the voltage control terminal 413 is connected to the controller 2 to receive a control command and dynamically adjust the output voltage, and the voltage output terminal 412 is connected to the massage unit 3 to output the output voltage to the massage unit 3.
Further, and referring to fig. 1, one end of the first detection circuit 42 is connected to the massage unit 3 to collect the voltage on the electrodes, and the other end of the first detection circuit 42 is connected to the controller 2 for detecting the impedance of the human body between the electrodes arranged in pairs;
further, and referring to fig. 1, one end of the second detection circuit 43 is connected to the controller 2, and the other end of the second detection circuit 43 is connected to the voltage output terminal 412, for detecting the output voltage of the voltage control circuit 41.
Wherein a voltage is output to the voltage control circuit 41 by the power supply 1; then, the voltage control circuit 41 outputs voltage to the massage unit 3; further, the output voltage of the voltage control circuit 41 is detected by the second detection circuit 43; finally, the controller 2 collects the human body impedance through the first detection circuit 42, and controls the voltage control circuit 41 to output the output voltage to the massage unit 3 according to the preset power and the human body impedance, so as to realize the constant power output of the electric pulse massage instrument.
In this embodiment, the first detection circuit 42 detects the body impedance between the electrodes arranged in pairs, so that the controller 2 controls the voltage control circuit 41 to dynamically adjust the output voltage thereof according to the body impedance, and the power output by the voltage output terminal 412 to the electrodes is always kept consistent, thereby effectively reducing the human body pricking feeling caused by the output power change.
As shown in fig. 2, the present invention provides a preferred embodiment of the massage unit.
Referring to fig. 2, the massage unit 3 includes a pulse generation circuit and an electrode 32, an input end of the pulse generation circuit is connected with the voltage output end 412, a control end of the pulse generation circuit is connected with the controller 2, and the electrode 32 is connected to an output end of the pulse generation circuit and connected with the electrode; one end of the first detection circuit 42 is connected to the pulse generation circuit to be connected to the massage unit 3.
Specifically, and referring to fig. 7, the pulse generating circuit includes a first control switch Q3, a second control switch Q4, a third control switch Q5, and a fourth control switch Q6, wherein a control end CA1 of the first control switch Q3, a control end CB1 of the second control switch Q4, a control end CB2 of the third control switch Q5, and a control end CA2 of the fourth control switch Q6 are all connected to the control end of the pulse generating circuit 32 and are connected to the controller 2; the input ends of the first control switch Q3 and the second control switch Q4 are connected to the voltage output end 45; the output ends of the first control switch Q3 and the second control switch Q4 are connected to one electrode 32; the input ends of the third control switch Q5 and the fourth control switch Q6 are connected with the other electrode 32; the output terminals of the third control switch Q5 and the fourth control switch Q6 are grounded.
When the electrodes 32 arranged in pairs are attached to the positions to be massaged of the human body, the controller 2 can control the on-off of the first control switch Q3 and the second control switch Q6 and form a first current loop, and when the first control switch Q3 and the second control switch Q6 are both switched on, a preset target voltage output by the voltage output end 45 sequentially passes through the first control switch Q3, one electrode 32, the position to be massaged of the human body, the other electrode 32 and the second control switch Q6 and flows to the ground end, so that the pulse current passing through the position to be massaged of the human body is utilized to realize the massage effect.
And the controller 2 can control the third control switch Q4 and the fourth control switch Q5 to be switched on and off and form a second current loop, and when the third control switch Q4 and the fourth control switch Q5 are both switched on, a preset target voltage output by the voltage output end 45 sequentially passes through the third control switch Q4, the electrode 32, the part to be massaged of the human body, the other electrode 32 and the fourth control switch Q5 and is output outwards, so that a massage effect is realized by using pulse current passing through the part to be massaged of the human body.
And the controller 2 controls the on-off of the first control switch Q3, the second control switch Q4, the third control switch Q5 and the fourth control switch Q6 so as to conduct the first current loop or the second current loop to realize electric pulse massage.
As shown in fig. 3, the present invention provides a preferred embodiment of the first detection circuit.
Referring to fig. 3, the first detection circuit 42 includes a sampling resistor R12 connected in series between the pulse generating circuit and the ground, the controller 2 is configured to detect a sampling voltage of the sampling resistor R12 through the first detection circuit 42, and the controller 2 is configured to obtain the impedance of the human body between the electrodes arranged in pairs according to the output voltage, the sampling resistor R12 and the sampling voltage.
Specifically, sampling resistor R12 is established ties in between pulse generation circuit and the ground connection to gather through controller 2 and set up in pairs sampling voltage between the electrode, and according to the sampling voltage value of gathering with acquisition resistor's self resistance value, calculate and obtain the collection current value, because set up in pairs human voltage value between the electrode equals the voltage value of voltage output 412 output subtracts sampling voltage value, set up in pairs human current value between the electrode equals the collection current value, through human voltage value divide with human current value can acquire human impedance.
As shown in fig. 4, the present invention provides a preferred embodiment of the second detection circuit.
Referring to fig. 4, the second detection circuit 43 includes a first resistor R1, a second resistor R7 and a first capacitor C3, a first end of the first resistor R1 is connected to the voltage output end 412, a second end of the first resistor R1, a first end of the second resistor R7 and a first end of the first capacitor C3 are all connected to the controller 2, and a second end of the first capacitor C3 and a second end of the second resistor R7 are all grounded.
Specifically, the first resistor R1 is greater than or equal to 300 kilo-ohms and less than or equal to 600 kilo-ohms; and/or the second resistance R7 is greater than or equal to 1 kiloohm and less than or equal to 20 kiloohms.
The first resistor R1 can be 330 kilo-ohms, 360 kilo-ohms, 390 kilo-ohms, 430 kilo-ohms, 470 kilo-ohms, 510 kilo-ohms or 560 kilo-ohms, and the second resistor R7 can be 1 kilo-ohms, 3.3 kilo-ohms, 5.6 kilo-ohms, 7.5 kilo-ohms, 10 kilo-ohms, 12 kilo-ohms, 16 kilo-ohms, 18 kilo-ohms or 20 kilo-ohms.
Preferably, the first resistor R1 is 510 kilo-ohms, the second resistor R7 is 10 kilo-ohms, and the third capacitor C2C3 is 103 50V.
As shown in fig. 5, the present invention provides a preferred embodiment of the voltage control circuit.
Referring to fig. 5, the voltage control circuit 41 further includes a voltage boost circuit 414, a tank 415, and a voltage relief circuit 416, and the voltage control terminal 413 includes a first control terminal 4131 and a second control terminal 4132.
Specifically, an input end of the voltage boost circuit 414 is connected to the voltage input end 411 to obtain a voltage of the power supply 1, and a control end of the voltage boost circuit 414 is connected to the first control end 4131 to receive a control command and boost the voltage of the power supply 1; the input end of the energy storage circuit 415 is connected to the output end of the voltage boost circuit 414 to store energy of the boosted voltage, and the output end of the energy storage circuit 415 is connected to the voltage output end 412 to output the output voltage to the voltage output end 412; the control end of the voltage-relief circuit 416 is connected to the second control end 4132, and the input end of the voltage-relief circuit 416 is connected to the voltage output end 412, so as to step down the output voltage output from the energy-storage circuit to the voltage output end 412 according to a control instruction.
The controller 2 is configured to control the voltage boosting circuit 414 and/or the energy storage circuit 415 to boost voltage or/and control the voltage relief circuit 416 to reduce voltage according to a preset target power and the human body impedance, so as to control the voltage output end 412 to output the output voltage to the massage unit 3.
When the human body impedance is increased, the controller 2 controls the voltage-releasing circuit 416 to reduce the voltage output by the voltage output terminal 412, and when the human body impedance is reduced, the controller 2 controls the voltage-boosting circuit 414 to boost the voltage of the power supply 1, so as to dynamically maintain the output power of the voltage output terminal 412 unchanged.
As shown in fig. 6, the present invention provides a preferred embodiment of the boost circuit.
Referring to fig. 6, the BOOST circuit 414 includes an inductor PL1 and a MOS transistor Q1, one end of the inductor PL1 is connected to the input terminal BAT OUT of the BOOST circuit 414, the other end of the inductor PL1 is connected to the output terminal of the BOOST circuit 414 and to the energy storage circuit 415, a gate of the MOS transistor Q1 is connected to the control terminal BOOST PWM UP of the BOOST circuit 414, a drain of the MOS transistor Q1 is connected between the inductor PL1 and the output terminal of the BOOST circuit 414, and a source of the MOS transistor Q1 is grounded.
The MOS transistor Q1 is mainly used as a current on-off switch, the gate of the MOS transistor Q1 is connected to the control terminal BOOST PWM UP of the BOOST circuit 414 and then can receive a control command of the controller 2, and is turned on or off according to the control command of the controller 2, when the MOS transistor Q1 is turned on, the current of the inductor PL1 flows to the ground terminal through the MOS transistor Q1, so that the power supply 1 charges the inductor PL 1; when the MOS transistor Q1 is turned off, the current of the inductor PL1 flows to the tank circuit 415, so as to boost the voltage output by the power supply 1.
In one embodiment, the boosting circuit 414 further includes a third resistor R3 and a fourth resistor R4, where the third resistor R3 is connected between the gate of the MOS transistor and the control terminal of the boosting circuit 414; one end of the fourth resistor R4 is connected between the grid of the MOS tube and the third resistor R3, and the other end of the fourth resistor R4 is grounded.
Specifically, the ratio of the third resistor R3 to the fourth resistor R4 is 1:50-1:200, the third resistance R3 is greater than or equal to 50 ohms and less than or equal to 200 ohms; and/or said fourth resistance R4 is greater than or equal to 1 kiloohm and less than or equal to 20 kiloohms.
Wherein, the third resistor R3 can adopt 51 ohm, 75 ohm, 91 ohm, 100 ohm, 130 ohm, 160 ohm or 200 ohm, etc., and the fourth resistor R4 can adopt 1 kilo ohm, 3.3 kilo ohm, 5.6 kilo ohm, 7.5 kilo ohm, 10 kilo ohm, 12 kilo ohm, 16 kilo ohm, 18 kilo ohm or 20 kilo ohm, etc.
Preferably, the third resistor R3 is 100 ohms and the fourth resistor R4 is 10 kilo-ohms.
In one embodiment, the boosting circuit 414 further includes a filter capacitor C1, wherein one end of the filter capacitor C1 is connected between the inductor PL1 and the input terminal of the boosting circuit 414, and the other end is grounded.
Preferably, the filter capacitor C1 is 106 10 v.
In one embodiment, the voltage control circuit 41 further includes a diode D1 connected in series between the output of the boost circuit 414 and the input of the tank circuit 415.
When the MOS transistor Q1 is turned on, a current of the inductor PL1 flows to a ground end through the MOS transistor Q1, so that the power supply 1 charges the inductor PL 1; when the MOS transistor Q1 is turned off, the current of the inductor PL1 flows to the tank circuit 415 through the diode D1, so as to boost the voltage of the power supply 1.
As shown in fig. 7, the present invention provides a preferred embodiment of the tank circuit.
Referring to fig. 7, the tank circuit 415 is a capacitive tank circuit 415, the capacitive tank circuit 415 includes a second capacitor CE1 and a third capacitor C2 connected in parallel between an input end and an output end of the tank circuit 415, and the other ends of the second capacitor CE1 and the third capacitor C2 are grounded.
Specifically, the second capacitor CE1 and the third capacitor C2 are mainly used for storing energy, and when the MOS transistor Q1 of the voltage boost circuit 414 is turned off, the current of the inductor PL1 flows to the second capacitor CE1 through the diode D1, and the voltage output by the energy storage circuit 415 to the voltage output terminal 412 is the sum of the voltage output by the inductor PL1, the voltage of the second capacitor CE1, and the voltage of the third capacitor C2, so as to implement voltage boost.
As shown in fig. 8, the present invention provides a preferred embodiment of a pressure relief circuit.
Referring to fig. 8, the voltage-relieving circuit 416 includes a fifth resistor R5, a transistor Q2, a sixth resistor R2, and a seventh resistor R6, where the fifth resistor R5 is connected in series between a control end BOOST PWM DOWN end of the voltage-relieving circuit 416 and a base of the transistor Q2, and an emitter of the transistor Q2 is grounded; one end of the seventh resistor R6 is connected between the fifth resistor R5 and the base electrode of the triode Q2, and the other end of the seventh resistor R6 is grounded; the sixth resistor R2 is connected in series between the input terminal of the voltage-relief circuit 416 and the collector of the triode Q2.
Specifically, when the output voltage output by the energy storage circuit 415 to the voltage output terminal 412 is higher than a preset target voltage, the controller 2 controls the transistor Q2 to be turned on, and the voltage relief circuit 416 relieves the voltage of the inductor PL1 and the energy storage circuit 415, so that the output voltage output by the energy storage circuit 415 to the voltage output terminal 412 is reduced to the preset target voltage, and the preset target voltage is output to the massage unit 3 through the voltage output terminal 412.
Wherein the fifth resistor R5 is greater than or equal to 500 ohms and less than or equal to 2 kilo-ohms; and/or the sixth resistance R2 is greater than or equal to 300 kilohms and less than or equal to 600 kilohms; and/or said seventh resistance R6 is greater than or equal to 50 kilohms and less than or equal to 150 kilohms.
The fifth resistor R5 can be 500 kilo-ohms, 680 kilo-ohms, 820 kilo-ohms, 1 kilo-ohms, 1.3 kilo-ohms, 1.8 kilo-ohms or 2 kilo-ohms, the sixth resistor R2 can be 330 kilo-ohms, 360 kilo-ohms, 390 kilo-ohms, 430 kilo-ohms, 470 kilo-ohms, 510 kilo-ohms or 560 kilo-ohms, and the seventh resistor R6 can be 51 kilo-ohms, 68 kilo-ohms, 82 kilo-ohms, 91 kilo-ohms, 100 kilo-ohms, 120 kilo-ohms or 150 kilo-ohms.
Preferably, the fifth resistor R5 is 1 kilo-ohm, the sixth resistor R2 is 510 kilo-ohm, and the seventh resistor R6 is 100 kilo-ohm.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, which is intended to cover all equivalent changes and modifications made within the scope of the present invention.
Claims (10)
1. The utility model provides an electric pulse massage appearance, its characterized in that, electric pulse massage appearance includes power, controller, massage unit and control circuit, the massage unit is including the electrode that sets up in pairs, the electrode is used for attached in the massage position, control circuit includes:
the voltage control circuit comprises a voltage input end, a voltage output end and a voltage control end, the voltage input end is connected with the power supply, the voltage control end is connected with the controller, and the voltage output end is connected with the massage unit;
one end of the first detection circuit is connected with the massage unit, and the other end of the first detection circuit is connected with the controller so as to be used for detecting the human body impedance between the electrodes arranged in pairs;
one end of the second detection circuit is connected with the controller, and the other end of the second detection circuit is connected with the voltage output end so as to be used for detecting the output voltage of the voltage control circuit;
wherein the controller is further configured to control the voltage control circuit to output the output voltage to the massage unit according to a preset target power and the human body impedance.
2. The electric pulse massager of claim 1, wherein: the massage unit further comprises a pulse generating circuit, the input end of the pulse generating circuit is connected with the voltage output end, the control end of the pulse generating circuit is connected with the controller, and the electrode is connected into the pulse generating circuit;
one end of the first detection circuit is connected with the pulse generation circuit so as to be connected to the massage unit.
3. The electric pulse massager of claim 2, wherein: the first detection circuit comprises a sampling resistor connected in series between the pulse generation circuit and the ground, the controller is used for detecting sampling voltage of the sampling resistor through the first detection circuit, and the controller is used for acquiring human body impedance between the electrodes arranged in pairs according to the output voltage, the sampling resistor and the sampling voltage.
4. The electric pulse massager of claim 1, wherein: the second detection circuit comprises a first resistor, a second resistor and a first capacitor, the first end of the first resistor is connected with the voltage output end, the second end of the first resistor, the first end of the second resistor and the first end of the first capacitor are connected with the controller, and the second end of the first capacitor and the second end of the second resistor are grounded.
5. The electric pulse massager of claim 1, wherein: the voltage control circuit further comprises a booster circuit, an energy storage circuit and a pressure relief circuit, and the voltage control end comprises a first control end and a second control end;
the input end of the booster circuit is connected with the voltage input end, and the control end of the booster circuit is connected with the first control end;
the input end of the energy storage circuit is connected with the output end of the booster circuit, and the output end of the energy storage circuit is connected with the voltage output end;
the control end of the pressure relief circuit is connected with the second control end, and the input end of the pressure relief circuit is connected with the voltage output end;
the controller is used for controlling the boosting circuit and/or the energy storage circuit to boost or/and the pressure relief circuit to reduce according to preset target power and the human body impedance so as to control the voltage output end to output the output voltage to the massage unit.
6. The electric pulse massager of claim 5, wherein: the boost circuit comprises an inductor and an MOS (metal oxide semiconductor) tube, one end of the inductor is connected with the input end of the boost circuit, the other end of the inductor is connected with the output end of the boost circuit, the grid electrode of the MOS tube is connected with the control end of the boost circuit, the drain electrode of the MOS tube is connected between the inductor and the output end of the boost circuit, and the source electrode of the MOS tube is grounded.
7. The electric pulse massager of claim 6, wherein: the boost circuit further comprises a third resistor and a fourth resistor, and the third resistor is connected between the grid electrode of the MOS tube and the control end of the boost circuit; one end of the fourth resistor is connected between the grid of the MOS tube and the third resistor, and the other end of the fourth resistor is grounded;
the booster circuit further comprises a filter capacitor, one end of the filter capacitor is connected between the inductor and the input end of the booster circuit, and the other end of the filter capacitor is grounded.
8. The electric pulse massager of claim 7, wherein: the ratio of the third resistance to the fourth resistance is 1:50-1:200, the third resistance is greater than or equal to 50 ohms and less than or equal to 200 ohms; and/or the presence of a gas in the gas,
the fourth resistance is greater than or equal to 1 kilo-ohm and less than or equal to 20 kilo-ohm.
9. The electric pulse massager of claim 5, wherein: the energy storage circuit is a capacitive energy storage circuit, the capacitive energy storage circuit comprises a second capacitor and a third capacitor which are connected in parallel between the input end and the output end of the energy storage circuit, and the other ends of the second capacitor and the third capacitor are grounded.
10. The electric pulse massager of claim 5, wherein: the voltage relief circuit comprises a fifth resistor, a triode, a sixth resistor and a seventh resistor, the fifth resistor is connected between the control end of the voltage relief circuit and the base electrode of the triode in series, and the emitting electrode of the triode is grounded; one end of the seventh resistor is connected between the fifth resistor and the base electrode of the triode, and the other end of the seventh resistor is grounded; the sixth resistor is connected in series between the input end of the voltage relief circuit and the collector of the triode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221199442.XU CN218501141U (en) | 2022-05-18 | 2022-05-18 | Electric pulse massager |
| PCT/CN2023/085755 WO2023221670A1 (en) | 2022-05-18 | 2023-03-31 | Electric pulse massager |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221199442.XU CN218501141U (en) | 2022-05-18 | 2022-05-18 | Electric pulse massager |
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| CN (1) | CN218501141U (en) |
| WO (1) | WO2023221670A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023221670A1 (en) * | 2022-05-18 | 2023-11-23 | 未来穿戴健康科技股份有限公司 | Electric pulse massager |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2612346B2 (en) * | 1989-10-07 | 1997-05-21 | 株式会社テック | Low frequency treatment device |
| CN111760191B (en) * | 2020-06-05 | 2022-03-22 | 未来穿戴技术有限公司 | Pulse current output control method, pulse current output control device, electronic device, and storage medium |
| CN215653418U (en) * | 2020-11-06 | 2022-01-28 | 上海智觅智能科技有限公司 | Massager power supply circuit with constant current pulse output mode |
| CN113318349A (en) * | 2021-06-30 | 2021-08-31 | 未来穿戴技术有限公司 | Wearable massage apparatus, energy parameter adjustment method, device and storage medium |
| CN113813508A (en) * | 2021-10-07 | 2021-12-21 | 东莞市医脉实业有限公司 | Intelligent heating adjustment physiotherapy instrument based on bioelectricity feedback |
| CN218501141U (en) * | 2022-05-18 | 2023-02-21 | 未来穿戴健康科技股份有限公司 | Electric pulse massager |
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| WO2023221670A1 (en) * | 2022-05-18 | 2023-11-23 | 未来穿戴健康科技股份有限公司 | Electric pulse massager |
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