CN202822495U - Wrist disease therapeutic instrument using computer USB port to supply power - Google Patents
Wrist disease therapeutic instrument using computer USB port to supply power Download PDFInfo
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- CN202822495U CN202822495U CN 201220478587 CN201220478587U CN202822495U CN 202822495 U CN202822495 U CN 202822495U CN 201220478587 CN201220478587 CN 201220478587 CN 201220478587 U CN201220478587 U CN 201220478587U CN 202822495 U CN202822495 U CN 202822495U
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Abstract
The utility model relates to a wrist disease therapeutic instrument using a computer USB port to supply power. The voltage output by a power supply boost and isolation circuit in a host machine is positive 12V, and is for a therapeutic pad to use, the action of a circuit scanning setting button is controlled, the working time, the pulse magnetic field frequency and heating intensity output to the therapeutic pad are determined, dual control is performed on the temperature of the therapeutic pad, and the crystal liquid display screen displays the result of settings, and the process and the end of operation. The therapeutic pad comprises a far infrared fabric cover body and a soft body pad, the soft body pad has a coil embedded with a soft magnetic iron chip, and an upper part of the soft body pad is a heating layer with an insulating layer. While people use a computer, a low-frequency and low-intensity pulse magnetic field, far infrared rays, and a thermal field generated by the wrist disease therapeutic instrument using the computer USB port to supply power are utilized to remove cold-dampness, dredge channels and collaterals, regulate qi and blood, improve local blood circulation, and repair damaged tissues, so as to treat wrist diseases, and the wrist disease therapeutic instrument can be used as a wrist pad or hand warmer when treatment is not carried out, so as to prevent wrist diseases.
Description
Technical field
This utility model belongs to the physiotherapy equipment field, relates to a kind of wrist illness therapeutic instrument that utilizes the power supply of computer USB port.
Background technology
The long-time computer that uses repeated to beat keyboard with single action and pressed mouse with mobile modern increasing people's every day, caused muscle spasm pain, the arthroncus paralysis at wrist position, even caused the discomfort of upper limb, shoulder and cervical region.This day by day general modern civilization diseases is called as " mouse hand ".
For the vulnerable crowd of " mouse hand ", developed the wrist illness therapeutic instrument that utilizes the power supply of computer USB port.People can be in the computed while, the usefulness that low frequency Low Intensity Pulsed Magnetic Fields, far infrared, the thermal field that utilizes this therapeutic instrument to produce superposes is driven away cold-damp, dredging the meridian, QI and blood regulating, improves local blood circulation, repair damaged tissues, carry out the treatment of wrist illness.When not treating, the treatment pad can be used as " Wrist pad " and uses, and improves the posture of hand-held mouse, alleviates the fatigue of wrist.Room temperature can be used as hand warmer when low, avoids pointing with wrist impaired in stiff situation.
Summary of the invention
Problem to be solved in the utility model is, overcome the deficiencies in the prior art, a kind of wrist illness therapeutic instrument that utilizes the power supply of computer USB port is provided, it can allow the user in the computed while, the low frequency Low Intensity Pulsed Magnetic Fields, far infrared, the thermal field that utilize this therapeutic instrument to produce are driven away cold-damp, dredging the meridian, QI and blood regulating, improve local blood circulation, repair damaged tissues, carry out the treatment of wrist illness.When not treating, the treatment pad can be used as Wrist pad and uses, and improves the posture of hand-held mouse, alleviates the fatigue of wrist.Room temperature can be used as hand warmer when low, avoids pointing with wrist impaired in stiff situation.
This utility model solves its technical problem and takes following technical scheme to realize:
A kind of wrist illness therapeutic instrument that utilizes computer USB port power supply that provides according to this utility model, comprise main frame and treatment pad, described main frame comprises the power supply that is equipped with in housing and the housing boost buffer circuit and control circuit, boost positive 5 volts of voltage input ends of buffer circuit of power supply are connected the USB plug line by on and off switch with fuse, boost positive 5 volts of voltage output ends of buffer circuit of power supply connect control circuit, between control circuit and treatment pad, the power supply that is connected by treatment pad hook-up wiring receptacle and treatment pad cable plug boost positive 12 volts of voltage ends and the ground wire of buffer circuit output, and the detection signal that returns of the control signal that produces of transmission control circuit and treatment dig pass; Described treatment pad comprises far-infrared fabric cover body and software pad, the far-infrared fabric cover body is enclosed within the outside of software pad, the centre of software pad is the depression position, both sides are respectively that a left side exceeds the position, the right side exceeds the position, exceed the position on a left side, the right side exceeds the position and is respectively equipped with circular groove one, circular groove two, circular groove one, the circular groove two interior coil one of embedded soft magnet core one, the coils two of embedded soft magnet core two of being equipped with respectively, and mutually mate; Software pad top is provided with insulating barrier one, zone of heating, insulating barrier two from top to bottom, and zone of heating is connected with the heating current input port by wire, and coil one, coil two are connected with the pulse current input port by wire respectively.
It is to take following technical scheme further to realize that this utility model solves its technical problem:
Aforesaid power supply boosts buffer circuit by boost converter LM2731, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2, capacitor C F, diode D1, inductance L 1 forms, the input Vin of boost converter LM2731 is connected with ground wire with positive 5 volts of ends of the USB port of computer by the USB plug line, be connected in series fuse F1 and on and off switch K1 therebetween, the outfan SW serial connection Schottky diode D1 of boost converter LM2731, the outfan FB parallel resistance R1 of boost converter LM2731, resistance R 2, capacitor C F, the input Vin of boost converter LM2731 is connected the capacitor C 1 that connects respectively ground connection with outfan SW, capacitor C 2, and cross-over connection inductance L 1.
Aforesaid control circuit comprises microcontroller HT46R064, key scanning circuit, display control circuit, pulse current output control circuit, heating current output control circuit, temperature sensing circuit, buzzer drive circuit, crystal oscillator and reset circuit, the input 10 of the input 8 of microcontroller HT46R064, the input 9 of microcontroller HT46R064, defeated microcontroller HT46R064 connects respectively the end of button S1, button S2, button S3, the other end of button S1, button S2, button S3 is connected to earth resistance R6 jointly, forms key scanning circuit; The pin 3 of the outfan 20 difference gang socket J2 of the outfan 14 of microcontroller HT46R064, the outfan 15 of microcontroller HT46R064, microcontroller HT46R064, the pin 4 of socket J2, pin 5 ends of socket J2, the pin 1 of socket J2, the pin of socket J2 7 end ground connection, the positive 5 volts of power supplys of pin 6 terminations of the pin 2 of socket J2, socket J2, socket J2 connecting fluid crystal display LCD forms display control circuit; The outfan 13 contact resistance R2 of microcontroller HT46R064, the other end of resistance R 2 connects the base stage of NPN audion Q3, the colelctor electrode of NPN audion Q3 connects the grid of high-power MOS tube Q1 and the resistance R 4 of ground connection, pin 1 end of the source electrode gang socket J3 of high-power MOS tube Q1, pin 3 ends of socket J3 connect positive 12 volts of power supplys, cross-over connection diode D1 between the source electrode of positive 12 volts of power supplys and Q1, the coil of the external treatment pad of pin 3 ends of the pin 1 of socket J3, socket J3 forms the pulse current output control circuit; The outfan 12 contact resistance R3 of microcontroller HT46R064, the other end of resistance R 3 connects the base stage of NPN audion Q4, the colelctor electrode of NPN audion Q4 connects the grid of high-power MOS tube Q2 and the resistance R 5 of ground connection, pin 5 ends of the source electrode gang socket J3 of high-power MOS tube Q2, cross-over connection diode D2 between the source electrode of positive 12 volts of power supplys and Q2, the zone of heating of the external treatment pad of pin 5 ends of the pin 3 of socket J3, socket J3 forms the heating current output control circuit; The input 11 of microcontroller HT46R064 is connected to pin 2 ends of socket J3, the pin 4 end ground connection of socket J3, the critesistor in the external treatment pad of pin 4 ends of the pin 2 of socket J3, socket J3, formation temperature testing circuit; The outfan 3 contact resistance R8 of microcontroller HT46R064, the other end of resistance R 8 connects the base stage of NPN audion Q5, the colelctor electrode of NPN audion Q5 connects the end of buzzer LS1, the other end contact resistance R7 of buzzer LS1, the positive 12 volts of power supplys of resistance R 7 another terminations form buzzer drive circuit; The outfan 18 of microcontroller HT46R064, the outfan of microcontroller HT46R064 19 connect crystal oscillator Y1; The outfan 16 of microcontroller HT46R064, the outfan of microcontroller HT46R064 17 connect the capacitor C 3 of positive 5 volts of power supplys and ground connection, form reset circuit; The emitter stage of the drain electrode of the drain electrode of high-power MOS tube Q1, high-power MOS tube Q2, NPN audion Q3 emitter stage, NPN audion Q4 emitter stage, NPN audion Q5 is ground connection respectively.
Be provided with LCDs above the aforesaid housing, button be set, on and off switch, the both sides of housing are respectively equipped with treatment pad hook-up wiring receptacle and the USB plug line that is connected with the computer USB port;
Aforesaid zone of heating consists of on the adhesive sticker aluminium foil by heating wire is flat.
This utility model compared with prior art has significant advantage and beneficial effect:
Because this utility model utilizes the USB port of computer to provide Dc low voltage power supply to therapeutic instrument, guarantee user security; Save the circuit that civil power AC220V is changed into dc low-voltage, reduce the volume and weight of therapeutic instrument main frame; The booster circuit of host power supply part guarantees to use the safety of therapeutic instrument computer-chronograph with therapeutic instrument and computer USB port electrical isolation; The computed while of people, can treat the wrist illness, when not treating as Wrist pad or hand warmer; Pulse current by the input of pulse current input port produces pulsed magnetic field, and correct use can make wrist be in the pulsed magnetic field that penetrates human body of a stack.Electric current by the input of heating current input port makes zone of heating intensification heat release, and makes the stronger far infrared of far-infrared fabric radiation.Dynamic pulse magnetic field, far infrared, thermal field are integrated in one, to patient's wrist kept healthy, illness treated.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is circuit block diagram of the present utility model;
Fig. 2 is the power supply of the present utility model buffer circuit schematic diagram that boosts;
Fig. 3 is control circuit schematic diagram of the present utility model;
Fig. 4 is main frame external structure sketch map of the present utility model;
Fig. 5 is the main TV structure sketch map for the treatment of pad of the present utility model;
Fig. 6 is that treatment pad A-A of the present utility model is to cross-sectional view;
Fig. 7 is the local structure for amplifying sketch map of this utility model Fig. 6.
Wherein: 1, main frame, 2, housing, 3, LCDs, 4, button is set, 5, treatment pad hook-up wiring receptacle, 6, on and off switch, 7, the USB plug line, 8, the treatment pad, 9, the far-infrared fabric cover body, 10, the software pad, 11, the depression position, 12, circular groove one, 12 ＇, circular groove two, 13, treatment pad cable plug, 14, a left side exceeds the position, 14 ＇, the right side exceeds the position, 15, coil one, 15 ＇, coil two, 16, soft magnet core one, 16 ＇, soft magnet core two, 17, insulating barrier one, 18, zone of heating, 19, insulating barrier two, 20, the heating current input port, 21, the pulse current input port.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment, structure, feature and effect thereof to foundation this utility model provides are described in detail as follows.
A kind of wrist illness therapeutic instrument that utilizes the power supply of computer USB port shown in Fig. 1～7, comprise main frame and treatment pad, main frame 1 comprises the power supply that is equipped with in housing 2 and the housing boost buffer circuit and control circuit, boost positive 5 volts of voltage input ends of buffer circuit of power supply are connected USB plug line 7 by on and off switch with fuse, boost positive 5 volts of voltage output ends of buffer circuit of power supply connect control circuit, between control circuit and treatment pad 8, the power supply that is connected by treatment pad hook-up wiring receptacle 5 and treatment pad cable plug 13 boost positive 12 volts of voltage ends and the ground wire of buffer circuit output, and the detection signal that returns of the control signal that produces of transmission control circuit and treatment dig pass; Described treatment pad comprises far-infrared fabric cover body 9 and software pad 10, the far-infrared fabric cover body is enclosed within the outside of software pad, the centre of software pad is depression position 11, both sides are respectively that a left side exceeds position 14, the right side exceeds position 14 ＇, exceed the position on a left side, the right side exceeds the position and is respectively equipped with circular groove 1, circular groove 2 12 ＇, circular groove one, circular groove two interior coil 2 15 ＇ that the coil 1 of embedded soft magnet core 1, embedded soft magnet core 2 16 ＇ are housed respectively, and mutually mate the pulsed magnetic field opposite direction of two coils during energising; Software pad top is provided with insulating barrier 1, zone of heating 18, insulating barrier 2 19 from top to bottom, zone of heating consists of on the adhesive sticker aluminium foil by heating wire is flat, zone of heating is connected with heating current input port 20 by wire, and coil one, coil two are connected with pulse current input port 21 by wire respectively.
As shown in Figure 1, main frame comprises power supply boost buffer circuit and control circuit, and the power supply buffer circuit that boosts rises to positive 12 volts with positive 5 volts of computer USB port output, offers therapeutic instrument and uses, and the electrical isolation between formation computer and therapeutic instrument, with the safety of protection calculation machine; The action of control circuit scan setting button is determined the working time, exports to the pulsed magnetic field frequency for the treatment of pad and is heated power, and treatment pad temperature is implemented dual control.Liquid crystal display shows the result who arranges, process and the end of operation.
The power supply buffer circuit that boosts is comprised of boost converter LM2731, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2, capacitor C F, diode D1, inductance L 1 as shown in Figure 2, positive 5 volts of the USB port of the input Vin of boost converter LM2731 by USB plug line and computer are connected with ground wire, be connected in series fuse F1 and on and off switch K1 therebetween, prevent that electric current is excessive.The outfan SW serial connection Schottky diode D1 of boost converter LM2731, the outfan FB parallel resistance R1 of boost converter LM2731, resistance R 2, two electric resistance partial pressures, output positive 12 volts of voltage stabilizing, resistance R 1 two ends shunt capacitance CF, the input Vin of boost converter LM2731 is connected capacitor C 1, the capacitor C 2 that connects respectively ground connection with outfan SW, and cross-over connection inductance L 1, plays a part output voltage filtering, noise reduction.
Control circuit comprises microcontroller HT46R064 as shown in Figure 3, key scanning circuit, display control circuit, the pulse current output control circuit, the heating current output control circuit, temperature sensing circuit, buzzer drive circuit, crystal oscillator and reset circuit, the input 8 of microcontroller HT46R064, the input 9 of microcontroller HT46R064, the input 10 of defeated microcontroller HT46R064 connects respectively button S1, button S2, the end of button S3, button S1, button S2, the other end of button S3 is connected to earth resistance R6 jointly, forms key scanning circuit; The pin 3 of the outfan 20 difference gang socket J2 of the outfan 14 of microcontroller HT46R064, the outfan 15 of microcontroller HT46R064, microcontroller HT46R064, the pin 4 of socket J2, pin 5 ends of socket J2, the pin 1 of socket J2, the pin of socket J2 7 end ground connection, the positive 5 volts of power supplys of pin 6 terminations of the pin 2 of socket J2, socket J2, socket J2 connecting fluid crystal display LCD forms display control circuit; The outfan 13 contact resistance R2 of microcontroller HT46R064, the other end of resistance R 2 connects the base stage of NPN audion Q3, the colelctor electrode of NPN audion Q3 connects the grid of high-power MOS tube Q1 and the resistance R 4 of ground connection, pin 1 end of the source electrode gang socket J3 of high-power MOS tube Q1, pin 3 ends of socket J3 connect positive 12 volts of power supplys, cross-over connection diode D1 between the source electrode of positive 12 volts of power supplys and Q1, the coil of the external treatment pad of pin 3 ends of the pin 1 of socket J3, socket J3 forms the pulse current output control circuit; The outfan 12 contact resistance R3 of microcontroller HT46R064, the other end of resistance R 3 connects the base stage of NPN audion Q4, the colelctor electrode of NPN audion Q4 connects the grid of high-power MOS tube Q2 and the resistance R 5 of ground connection, pin 5 ends of the source electrode gang socket J3 of high-power MOS tube Q2, cross-over connection diode D2 between the source electrode of positive 12 volts of power supplys and Q2, the zone of heating of the external treatment pad of pin 5 ends of the pin 3 of socket J3, socket J3 forms the heating current output control circuit; The input 11 of microcontroller HT46R064 is connected to pin 2 ends of socket J3, the pin 4 end ground connection of socket J3, the critesistor in the external treatment pad of pin 4 ends of the pin 2 of socket J3, socket J3, formation temperature testing circuit; The outfan 3 contact resistance R8 of microcontroller HT46R064, the other end of resistance R 8 connects the base stage of NPN audion Q5, the colelctor electrode of NPN audion Q5 connects the end of buzzer LS1, the other end contact resistance R7 of buzzer LS1, the positive 12 volts of power supplys of resistance R 7 another terminations form buzzer drive circuit; The outfan 18 of microcontroller HT46R064, the outfan of microcontroller HT46R064 19 connect crystal oscillator Y1; The outfan 16 of microcontroller HT46R064, the outfan of microcontroller HT46R064 17 connect the capacitor C 3 of positive 5 volts of power supplys and ground connection, form reset circuit; The emitter stage of the drain electrode of the drain electrode of high-power MOS tube Q1, high-power MOS tube Q2, NPN audion Q3 emitter stage, NPN audion Q4 emitter stage, NPN audion Q5 is ground connection respectively.
As shown in Figure 4, the housing 2 shape approximation cuboids of main frame 1, long 90mm, wide 70mm, high 30mm, upper central is LCDs 3 and button 4 is set, and lower right corner on and off switch 6, right side circular hole are treatment pad hook-up wiring receptacles 5, and the left side is USB plug line 7.
Shown in Fig. 5～7, cuboid of shape approximation for the treatment of pad 8, long 180mm, wide 70mm, high 15mm, when treatment is leveled up when putting, coil one, coil two at grade, the pulsed magnetic field opposite direction of two coils during energising.When reality was used, these two coil pulse magnetic directions were just identical, formed a kind of crying " the Hull nurse is coil hereby " effect, namely in the middle of two coils one section uniform space of magnetic induction arranged, and therapentic part can all be in the uniform pulsed magnetic field.
During treatment, palm turned downwards that wrist is placed on coil top for the treatment of pad for the patient, will treat to fill up and upwards turn up, cover on wrist top, at this moment the pulsed magnetic field direction of two coil generations is identical, and wrist is in the pulsed magnetic field that penetrates of a stack, strengthens the treatment to the wrist illness.When not treating treatment leveled up and put on the table, wrist is placed on the depression position for the treatment of pad, raise wrist, improve the appearance of holding to mouse, reduce the stressed of wrist.Can only use heating function in the time of low temperature, use as hand warmer.Protect so all sidedly wrist, the generation of prevention wrist illness.
Pulse current by the input of pulse current input port makes coil produce pulsed magnetic field, electric current by the input of heating current input port makes zone of heating intensification heat release, and make far-infrared fabric radiation infrared, dynamic pulse magnetic field, far infrared, thermal field are integrated in one, wrist to the patient is kept healthy, and illness is treated.
Claims (5)
1. wrist illness therapeutic instrument that utilizes computer USB port power supply, comprise main frame and treatment pad, it is characterized in that: described main frame comprises the power supply that is equipped with in housing and the housing boost buffer circuit and control circuit, boost positive 5 volts of voltage input ends of buffer circuit of power supply are connected the USB plug line by on and off switch with fuse, boost positive 5 volts of voltage output ends of buffer circuit of power supply connect control circuit, between control circuit and treatment pad, the power supply that is connected by treatment pad hook-up wiring receptacle and treatment pad cable plug boost positive 12 volts of voltage ends and the ground wire of buffer circuit output, and the detection signal that returns of the control signal that produces of transmission control circuit and treatment dig pass; Described treatment pad comprises far-infrared fabric cover body and software pad, the far-infrared fabric cover body is enclosed within the outside of software pad, the centre of software pad is the depression position, both sides are respectively that a left side exceeds the position, the right side exceeds the position, exceed the position on a left side, the right side exceeds the position and is respectively equipped with circular groove one, circular groove two, circular groove one, the circular groove two interior coil one of embedded soft magnet core one, the coils two of embedded soft magnet core two of being equipped with respectively, and mutually mate; Software pad top is provided with insulating barrier one, zone of heating, insulating barrier two from top to bottom, and zone of heating is connected with the heating current input port by wire, and coil one, coil two are connected with the pulse current input port by wire respectively.
2. according to the wrist illness therapeutic instrument that utilizes the power supply of computer USB port claimed in claim 1, it is characterized in that: described power supply boosts buffer circuit by boost converter LM2731, resistance R 1, resistance R 2, capacitor C 1, capacitor C 2, capacitor C F, diode D1, inductance L 1 forms, the input Vin of boost converter LM2731 is connected with ground wire with positive 5 volts of ends of the USB port of computer by the USB plug line, be connected in series fuse F1 and on and off switch K1 therebetween, the outfan SW serial connection Schottky diode D1 of boost converter LM2731, the outfan FB parallel resistance R1 of boost converter LM2731, resistance R 2, capacitor C F, the input Vin of boost converter LM2731 is connected the capacitor C 1 that connects respectively ground connection with outfan SW, capacitor C 2, and cross-over connection inductance L 1.
3. the wrist illness therapeutic instrument that utilizes computer USB port power supply according to claim 1, it is characterized in that: described control circuit comprises microcontroller HT46R064, key scanning circuit, display control circuit, the pulse current output control circuit, the heating current output control circuit, temperature sensing circuit, buzzer drive circuit, crystal oscillator and reset circuit, the input 8 of microcontroller HT46R064, the input 9 of microcontroller HT46R064, the input 10 of defeated microcontroller HT46R064 connects respectively button S1, button S2, the end of button S3, button S1, button S2, the other end of button S3 is connected to earth resistance R6 jointly, forms key scanning circuit; The pin 3 of the outfan 20 difference gang socket J2 of the outfan 14 of microcontroller HT46R064, the outfan 15 of microcontroller HT46R064, microcontroller HT46R064, the pin 4 of socket J2, pin 5 ends of socket J2, the pin 1 of socket J2, the pin of socket J2 7 end ground connection, the positive 5 volts of power supplys of pin 6 terminations of the pin 2 of socket J2, socket J2, socket J2 connecting fluid crystal display LCD forms display control circuit; The outfan 13 contact resistance R2 of microcontroller HT46R064, the other end of resistance R 2 connects the base stage of NPN audion Q3, the colelctor electrode of NPN audion Q3 connects the grid of high-power MOS tube Q1 and the resistance R 4 of ground connection, pin 1 end of the source electrode gang socket J3 of high-power MOS tube Q1, pin 3 ends of socket J3 connect positive 12 volts of power supplys, cross-over connection diode D1 between the source electrode of positive 12 volts of power supplys and Q1, the coil of the external treatment pad of pin 3 ends of the pin 1 of socket J3, socket J3 forms the pulse current output control circuit; The outfan 12 contact resistance R3 of microcontroller HT46R064, the other end of resistance R 3 connects the base stage of NPN audion Q4, the colelctor electrode of NPN audion Q4 connects the grid of high-power MOS tube Q2 and the resistance R 5 of ground connection, pin 5 ends of the source electrode gang socket J3 of high-power MOS tube Q2, cross-over connection diode D2 between the source electrode of positive 12 volts of power supplys and Q2, the zone of heating of the external treatment pad of pin 5 ends of the pin 3 of socket J3, socket J3 forms the heating current output control circuit; The input 11 of microcontroller HT46R064 is connected to pin 2 ends of socket J3, the pin 4 end ground connection of socket J3, the critesistor in the external treatment pad of pin 4 ends of the pin 2 of socket J3, socket J3, formation temperature testing circuit; The outfan 3 contact resistance R8 of microcontroller HT46R064, the other end of resistance R 8 connects the base stage of NPN audion Q5, the colelctor electrode of NPN audion Q5 connects the end of buzzer LS1, the other end contact resistance R7 of buzzer LS1, the positive 12 volts of power supplys of resistance R 7 another terminations form buzzer drive circuit; The outfan 18 of microcontroller HT46R064, the outfan of microcontroller HT46R064 19 connect crystal oscillator Y1; The outfan 16 of microcontroller HT46R064, the outfan of microcontroller HT46R064 17 connect the capacitor C 3 of positive 5 volts of power supplys and ground connection, form reset circuit; The emitter stage of the drain electrode of the drain electrode of high-power MOS tube Q1, high-power MOS tube Q2, NPN audion Q3 emitter stage, NPN audion Q4 emitter stage, NPN audion Q5 is ground connection respectively.
4. the wrist illness therapeutic instrument that utilizes computer USB port power supply according to claim 1, it is characterized in that: be provided with LCDs above the described housing, button is set, on and off switch, the both sides of housing are respectively equipped with treatment pad hook-up wiring receptacle and the USB plug line that is connected with the computer USB port.
5. the wrist illness therapeutic instrument that utilizes computer USB port power supply according to claim 1, it is characterized in that: described zone of heating consists of on the adhesive sticker aluminium foil by heating wire is flat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220478587 CN202822495U (en) | 2012-09-19 | 2012-09-19 | Wrist disease therapeutic instrument using computer USB port to supply power |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220478587 CN202822495U (en) | 2012-09-19 | 2012-09-19 | Wrist disease therapeutic instrument using computer USB port to supply power |
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| CN202822495U true CN202822495U (en) | 2013-03-27 |
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| CN 201220478587 Expired - Fee Related CN202822495U (en) | 2012-09-19 | 2012-09-19 | Wrist disease therapeutic instrument using computer USB port to supply power |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106372022A (en) * | 2016-08-30 | 2017-02-01 | 南京异或科技有限公司 | USB (universal serial bus) signal isolation extending device and method thereof |
| CN107412954A (en) * | 2017-07-25 | 2017-12-01 | 上官秀丰 | A kind of strong magnetic pulse physiotherapeutic apparatus |
| CN107997744A (en) * | 2018-01-18 | 2018-05-08 | 江苏美伦影像系统有限公司 | A kind of portable monitor with inversion charging system |
-
2012
- 2012-09-19 CN CN 201220478587 patent/CN202822495U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106372022A (en) * | 2016-08-30 | 2017-02-01 | 南京异或科技有限公司 | USB (universal serial bus) signal isolation extending device and method thereof |
| CN106372022B (en) * | 2016-08-30 | 2019-11-08 | 南京沁恒微电子股份有限公司 | A kind of usb signal isolation extension device and method |
| CN107412954A (en) * | 2017-07-25 | 2017-12-01 | 上官秀丰 | A kind of strong magnetic pulse physiotherapeutic apparatus |
| CN107997744A (en) * | 2018-01-18 | 2018-05-08 | 江苏美伦影像系统有限公司 | A kind of portable monitor with inversion charging system |
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