CN201108681Y - Limb passiveness movement machine - Google Patents
Limb passiveness movement machine Download PDFInfo
- Publication number
- CN201108681Y CN201108681Y CNU2007200916564U CN200720091656U CN201108681Y CN 201108681 Y CN201108681 Y CN 201108681Y CN U2007200916564 U CNU2007200916564 U CN U2007200916564U CN 200720091656 U CN200720091656 U CN 200720091656U CN 201108681 Y CN201108681 Y CN 201108681Y
- Authority
- CN
- China
- Prior art keywords
- signal
- outfan
- pulsewidth
- limbs
- connects
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Electrotherapy Devices (AREA)
Abstract
The utility model provides a limb passive exercise machine, the signal generator of which can output continuous unidirectional pulse signals with the same cycles after getting electricity, the pulse signal is sent to the input terminal of a second pulse width regulator after the treatment of a first pulse width regulator, the output signal of the second pulse width regulator has the same waveform with the output signal of the first pulse width regulator, the two signals only have one pulse width in difference, the output signals of the two pulse width regulators are separately sent to a first and a second power amplifier for the amplification of the power, then the two output terminals of the power amplifiers send the signals to a signal synthesizer which is used for synthesizing the two signals into one duplex symmetric square-wave signal which is finally controlled by the signal output controller which can alternately transport the signals to the connection electrode pair of the two limbs so as to induce the movement of the limb, the output signals of the utility model contain no direct current component, which can not cause the skin burns and can be used for a long time continuously, the power is strong, so the machine can induce the limb to do bi-directional motion in a great range, which is beneficial for the recovery of disabled limb and easy to be maintained and has the simple structure, the convenient operation, and the low cost.
Description
Technical field
This utility model relates to armarium, relate in particular to a kind of be used for the hemiplegia patient treatment phase do that allokinetic electronics swashs can formula hemiplegic limb passive exercise machine.
Background technology
Medical practice proves that passive exercise is that hemiplegic patient's limb rehabilitating is treated requisite basic link.When muscular strength is 0 grade, can only carry out rehabilitation by passive exercise, when muscular strength is the 1-2 level, still need passive exercise to add active exercise, i.e. assistant exercise.
For a long time, the usual manner that passive exercise is adopted is: 1, the hemiplegic patient uses the limbs of an own healthy side, and the limbs that go to drive paralysis one side are done pursuit movement.2, by therapist or household's help activity limbs.3, adopt the dilatory limbs forced movement of dynamic power machine.This class usual manner weak point is: it is not overnight achievable that exhausted big number patient carries out passive exercise, but a comparatively permanent therapy rehabilitation process.Because the power source of first, second motion mode is a manpower, the labor intensity that need pay is quite big, and is unable to do what one wishes unavoidably, thus these two kinds of motion modes to can be used for morbidity lighter, the only a few patient that the course of disease is short.The power source of the third motion mode is a machinery, power is bigger, but because machinery itself is bulky, this class machinery generally is installed in the therapeutic room of specialty, the hemiplegic patient does passive exercise at every turn, assist by several therapists or household, the limbs with the patient during treatment are bundled in above the machinery, by the forced movement of the dilatory trouble of dynamic power machine limb.This mode is operated loaded down with trivial details, and expense costliness, especially patient have intensive sticky feeling, and utility ratio is very low.
In recent years, along with development of electronic technology, a series of hemiplegic limb therapeutic instrument for rehabilitation have appearred.A kind of multifunctional limb athletic rehabilitation instrument is arranged on the market now, form by power supply, microprocessor, pulse generator etc.But its weak point is: the hemiplegic patient does passive exercise when treatment at every turn, and must be on the electrode underlay thick wet cloth is careless slightly, very easily skin ambustion; This treatment movement time should not be grown, otherwise the extremely tired ache sense of muscle will occur, influences the passive exercise effect; In addition, this therapeutic instrument power output is slight, only can realize the skimulated motion of limbs, does not possess allokinetic substantive meaning.
The utility model content
The purpose of this utility model is to use above-mentioned weak point such as loaded down with trivial details, easy skin ambustion at existing hemiplegic limb motion machine, provides a kind of easy to use, has no side effect limb motion obvious results limbs passive exercise machine during use.
A kind of limbs passive exercise machine comprises the supply unit (001) that is used to the complete machine power supply, and wherein, this motion machine also comprises:
Signal generator (101) is used to produce continuous, identical single-phase rectangular pulse signal of cycle, for the motion machine provides synchronizing signal;
First, second pulsewidth adjustor (301,302), be used to adjust the cycle of its input input pulse, the input of the first pulsewidth adjustor (301) connects the outfan of signal generator (101), the outfan of the first pulsewidth adjustor (301) connects the input of the second pulsewidth adjustor (302), and first, second pulsewidth adjustor (301,302) is exported the single-phase square wave signal that one road waveform is identical, differ a pulsewidth respectively;
First, second two power amplifier (401,402) is used for input signal is amplified, the corresponding respectively outfan that connects first, second pulsewidth adjustor (301,302) of its input;
Signal synthesizer (501), be used for the two-way single-phase square wave signal of input is synthesized sequence two-phase symmetrical square wave signal, the corresponding respectively outfan that connects first, second power amplifier (401,402) of its two input, its outfan connects first, second limbs connection electrode respectively to (701,702)
Signal o controller (601), being used for control signal synthesizer (501) two outfans alternately is communicated with (701,702) respective electrode with first, second limbs connection electrode, its input connects the outfan of signal generator (101), its two output control terminal is connected to signal synthesizer (501) corresponding output end and corresponding limbs connection electrode between (701,702), makes corresponding respectively the delivering on the first right electrode of corresponding limbs connection electrode, second electrode of forward and reverse square wave in every pair of two-phase symmetrical square wave of signal synthesizer (501) outfan output.
Described limbs passive exercise machine, wherein, described signal generator is indirect feedback-type multi-resonant oscillating circuit;
Described first, second pulsewidth adjustor (301,302) is a monostable circuit;
Described first, second two power amplifier (401,402) is a direct current amplifier;
Described signal synthesizer (501) is a waveform synthesizer;
Signal o controller (601) is a frequency-halving circuit.
Described limbs passive exercise machine, wherein, the indirect feedback-type multi-resonant oscillating circuit that described signal generator (101) is made up of the first signal generation chip (IC1011) and first feedback resistance (R1011), the first frequency modulation potentiometer (W1011), first charge and discharge capacitance (C1011), the reset terminal of the first signal generation chip (IC1011) connects the outfan contact of first switch (K1011), the input of first switch (K1011) connects power supply, comes control signal generator (101) to power on by first switch (K1011);
The described first pulsewidth adjustor (301), comprise first pulsewidth adjustment chip (IC3011), its input connects first peaker that is made of second (1) resistance (R3011) and the series connection of second (1) electric capacity (C3011), its pulse-width controlled end connects first pulse width control circuit that is made of second (2) resistance (R3012) and the series connection of second (2) electric capacity (C3012), wherein, described first peaker is connected with the outfan of the first signal generation chip (IC1011) in the signal generator (101), is used to first pulsewidth to adjust chip (IC3011) synchronization pulse is provided;
The described second pulsewidth adjustor (302), comprise second pulsewidth adjustment chip (IC3021), its input connects second peaker that is made of the 3rd (1) resistance (R3021) and the series connection of the 3rd (1) electric capacity (C3021), its pulse-width controlled end connects second pulse width control circuit that is made of the 3rd (2) resistance (R3022) and the series connection of the 3rd (2) electric capacity (C3022), wherein, described second peaker is adjusted chip (IC3011) outfan with first pulsewidth in the first pulsewidth adjustor (301) and is connected, and is used to second pulsewidth to adjust chip (IC3021) synchronization pulse is provided; Wherein, the first pulsewidth adjustor (301), the second pulsewidth adjustor (302) are identical, and first, second peaker correspondence is identical, and first, second pulse width control circuit correspondence is identical;
Described first power amplifier (401) is identical with second power amplifier (402) symmetry, the corresponding respectively outfan that connects the first pulsewidth adjustor (301), the second pulsewidth adjustor (302) of both inputs, the corresponding respectively synthetic input of two signals that is connected to signal synthesizer of both outfans;
Described signal synthesizer (501) is a waveform synthesizer, comprises first transformator (BS5011), and its elementary winding is identical by the number of turns, around forming to opposite, symmetric first, second coil of coiling mode (AE, BE); First outfan of its secondary windings (C end) passes through first (1) normal opened contact of first relay (JP6011) respectively to (JP6011-1 and JP6011-2), second (1) normal opened contact of second relay (JP6012) is connected on first (1) electrode (DJ7011) of the first limbs connection electrode to (701) (JP6012-1 and JP6012-2) is corresponding, on second (1) electrode (DJ7021) of the second limbs connection electrode to (702), second outfan of its secondary windings (D end) passes through first (2) normal opened contact of first relay (JP6011) respectively to (JP6011-3 and JP6011-4), second (2) normal opened contact of second relay (JP6012) is to (JP6012-3 and JP6012-4) corresponding first (2) electrode (DJ7012) that is connected to the first limbs connection electrode to (701), on second (2) electrode (DJ7022) of the second limbs connection electrode to (702); Wherein, first (1) normal opened contact of described first relay (JP6011) to the outfan contact (JP6011-2) of (JP6011-1 and JP6011-2), first (2) normal opened contact to the outfan contact (JP6011-4) of (JP6011-3 and JP6011-4) respectively with corresponding connection of two pins of first regulator potentiometer (W6011), the adjustable terminal of first regulator potentiometer (W6011), one of them pin respectively with two electrodes (DJ7011, DJ7012) the corresponding connection of the first limbs connection electrode to (701); Second (1) normal opened contact of described second relay (JP6012) to the outfan contact (JP6012-2) of (JP6012-1 and JP6012-2), second (2) normal opened contact to the outfan contact (JP6012-4) of (JP6012-3 and JP6012-4) respectively with corresponding connection of two pins of second regulator potentiometer (W6012), the adjustable terminal of second regulator potentiometer (W6012), one of them pin respectively with two electrodes (DJ7021, DJ7022) the corresponding connection of the second limbs connection electrode to (702);
Described signal o controller (601), comprise the first frequency-halving circuit chip (IC6011), its input is connected with the outfan of signal generator (101), and its first, second frequency division output terminal correspondence respectively is connected in the base stage of first audion (BG6011), second audion (BG6012); The colelctor electrode of first audion (BG6011) inserts power supply by the coil of first relay (JP6011), the colelctor electrode of second audion (BG6012) inserts power supply by the coil of second relay (JP6012), by this first frequency-halving circuit chip (IC6011) frequency division of its two outfan is controlled the power on/off of first, second limbs connection electrode to (701,702); The two ends of first, second relay (JP6011, JP6012) are corresponding respectively and be connected to the first anti-back-emf diode (D6013), the second anti-back-emf diode (D6014).
Described limbs passive exercise machine, wherein, described first power amplifier (401) comprises the 3rd (1), the the 3rd (2), the the 3rd (3) three the amplifying triode (BG4011 of cascade successively, BG4012, BG4013), wherein, the the 3rd (1), the the 3rd (2), the the 3rd (3) three amplifying triode (BG4011, BG4012, BG4013) colelctor electrode is connected to corresponding power supply respectively, the base stage of the 3rd (1) amplifying triode (BG4011) connects the outfan of the first pulsewidth adjustor (301), its emitter stage one tunnel is connected in series the 4th resistance (R4011) back ground connection, constitute the emitter-follower of high input impedance, another road of its emitter stage connects the base stage of the 3rd (2) amplifying triode (BG4012), the emitter stage of the 3rd (2) amplifying triode (BG4012) connects the base stage of the 3rd (3) amplifying triode (BG4013), the signal input part (A end) of first coil (AE) on the elementary winding of first transformator (BS5011) in the emitter stage connection signal synthesizer (501) of the 3rd (3) amplifying triode (BG4013), the other end of first coil (AE) (E end) ground connection; First coil (AE) two ends also are connected to one the 3rd anti-back-emf diode (D4011);
Described second power amplifier (402) comprises the 4th (1), the the 4th (2), the the 4th (3) three the amplifying triode (BG4021 of cascade successively, BG4022, BG4023), wherein, the the 4th (1), the the 4th (2), the the 4th (3) three amplifying triode (BG4021, BG4022, BG4023) colelctor electrode is connected to corresponding power supply respectively, the base stage of the 4th (1) amplifying triode (BG4021) connects the outfan of the second pulsewidth adjustor (302), its emitter stage one tunnel is connected in series the 5th resistance (R4021) back ground connection, another road of its emitter stage connects the base stage of the 4th (2) amplifying triode (BG4022), constitute the emitter-follower of high input impedance, the emitter stage of the 4th (2) amplifying triode (BG4022) connects the base stage of the 4th (3) amplifying triode (BG4023), the signal input part (B end) of second coil (BE) on the elementary winding of first transformator (BS5011) in the emitter stage connection signal synthesizer (501) of the 4th (3) amplifying triode (BG4023), the other end of second coil (BE) (E end) ground connection; Be connected with the 4th anti-back-emf diode (D4021) between the emitter stage of the 4th (3) amplifying triode (BG4023) and the ground;
Wherein, the the the 3rd (1), the 3rd the (2), the 3rd (3) three amplifying triode (BG4011, BG4012, BG4013) of first power amplifier (401) the the the 4th (1), the 4th the (2), the 4th (3) three amplifying triode (BG4021, BG4022, BG4023) with second power amplifier (402) respectively is corresponding identical, and the 3rd anti-back-emf diode (D4011) is corresponding identical with the 4th anti-back-emf diode (D4021).
Described limbs passive exercise machine, wherein, described supply unit (001) comprises second transformator (BD0011), its elementary winding two inputs are respectively by second gauge tap (K0011), safety (BX0011) insert mains supply, its secondary windings two outfans are corresponding to respectively first, second commutation diode (the D0011, D0012) after the rectification circuit rectification that constitutes with the 4th filter capacitor (C0011), one road branch delivers to first, second liang of power amplifier (401,402) (3) amplifying triodes of the 3rd in (BG4013), the colelctor electrode of the 4th (3) amplifying triode (BG4023), another Lu Zaijing the 5th adjusts and sends into signal generator (101) after audion (BG0011) is adjusted, first, the second pulsewidth adjustor (301,302), the the 3rd (1) of first power amplifier (401), the the 3rd (2) amplifying triode (BG4011, BG4012) colelctor electrode, the the 4th (1) of second power amplifier (402), the the 4th (2) amplifying triode (BG4021, BG4022) colelctor electrode, signal synthesizer (501), the power input of signal o controller (601).
Described limbs passive exercise machine, wherein, this limbs passive exercise machine also comprises an intervalometer; Described first switch (K1011) is many inputs selector switch, and its first input end connects power supply, and its second input connects the outfan of this intervalometer, and its outfan connects the reset terminal of the first signal generation chip (IC1011) in the signal generator (101).
Described limbs passive exercise machine, wherein, described intervalometer comprises timing chip (IC2021), is the monostable circuit chip, is connected the 3rd starting switch (K2021) between its trigger end and the ground; Its timing controlled end connects timing circuit, and this timing circuit is by first regulator potentiometer (W2021) formation of connecting with the 5th charge and discharge capacitance (C2021) regularly.
Described limbs passive exercise machine, wherein, this limbs passive exercise machine also comprises an audio-frequency generator, it is the indirect feedback-type multivibrator that is connected and composed by the first audio frequency generation chip (IC2011) and second, third feedback resistance (R2011, R2012), the 6th coupling capacitance (C2011), the reset terminal of this first audio frequency generation chip (IC2011) is connected with the outfan of the first signal generation chip (IC1011) in the signal generator (101), and the outfan of this first audio frequency generation chip (IC2011) is connected with speaker by an amplitude adjustment control circuit.
Described limbs passive exercise machine, wherein, described amplitude adjustment control circuit is by the first amplitude modulation potentiometer (W2011) formation of connecting with the 6th coupling capacitance (C2011).
Described limbs passive exercise machine, wherein, this limbs passive exercise machine also comprises the limb motion indicating circuit, and this circuit is corresponding respectively first light emitting diode (D6011), second light emitting diode (D6012) of being serially connected with between the base stage of first, second frequency division output terminal and first audion (BG6011), second audion (BG6012) of the first frequency-halving circuit chip (IC6011) in signal o controller (601).
This utility model adopts technique scheme will reach following technique effect:
Limbs passive exercise machine of the present utility model produces two-way two-phase symmetry biphasic square wave, only needs four holding wires to be delivered to the limb motion point by electrode, can induce upper and lower extremities to produce bidirectional swinging; Output signal does not contain flip-flop, is regardless of both positive and negative polarity, therefore can not cause skin burn; Motion frequency is in 0.1 ~ 10HZ scope, and the stingless excitation of skin and electrode contact position feels comfortable, is difficult for causing muscular soreness, and the health non fatigue feeling does not have untoward reaction, can use for a long time, reaches the purpose of sustainable motion, recovers to accelerate the disease limb; This utility model has adopted the precipitous symmetrical diphasic pulse of waveform height, powerful, can induce limbs to make in a big way motion, can effectively reach strong muscle, temper muscular strength, prevent muscular atrophy of disuse, increase and keep the mobility in joint, in limb motion, movable information imports nervus centralis into, thereby recovers motor function gradually.In addition, its volume is small and exquisite, and is simple to operate, cheap, is easy to safeguard.
Description of drawings
Fig. 1 is the block diagram of limbs passive exercise machine;
Fig. 2 is according to the output waveform sketch map of signal flow to each ingredient of order in the limbs passive exercise machine;
Fig. 3 is a kind of circuit theory diagrams of limbs passive exercise machine.
The specific embodiment
Embodiment:
A kind of limbs passive exercise machine, block diagram as shown in Figure 1, it is to be its power supply by supply unit 001, wherein, this motion machine comprises that signal generator 101, first, second pulsewidth adjustor 301,302, first power amplifier 401, second power amplifier 402, signal synthesizer 501, signal o controller 601 and first, second limbs connection electrode are to 701,702; Signal generator 101 gets continuous, the identical monophasic pulses if signal of cycle of electric back output, this pulse signal is delivered to the input of sending into the second pulsewidth adjustor 302 after the first pulsewidth adjustor 301 is handled, and the signal of the second pulsewidth adjustor, 302 outfans is identical with the output end signal waveform of the first pulsewidth adjustor 301, differ a pulsewidth; Signal after this two-way handled through pulsewidth delivers to corresponding first power amplifier 401 respectively or second power amplifier 402 carries out power amplification, deliver to the synthetic input of respective signal of signal synthesizer 501 again by the outfan of first power amplifier 401 or second power amplifier 402 respectively, synthesize sequence two-phase symmetrical square wave signal by signal synthesizer 501; This two-phase symmetrical square wave signal is through 601 controls of signal o controller, alternately deliver to first, second limbs connection electrode on 701,702, wherein, forward and reverse square wave in the every pair of two-phase symmetrical square wave is corresponding respectively to be delivered on first, second right electrode of corresponding limbs connection electrode, again by this two limbs connection electrode to introducing the limbs respective side, induce limbs to produce bidirectional-movement.
The circuit theory diagrams of a kind of embodiment as shown in Figure 2, the circuit design of this embodiment is 0.5HZ-5HZ for producing frequency, ripple is wide be the two-way two-phase symmetrical square wave of 1.2ms, is transported on the disease limb by electrode, induces limbs realization bidirectional-movement.
The first pulsewidth adjustor 301, comprise first pulsewidth adjustment chip IC 3011, adopt chip NE555, form pulse enable type monostable trigger, its input 2 feet connect first peaker that is made of second (1) resistance R 3011 and 3011 series connection of second (1) capacitor C, its pulse-width controlled end 6,7 feet connect first pulse width control circuit that is made of second (2) resistance R 3012 and 3012 series connection of second (2) capacitor C, wherein, described first peaker is connected with outfan 3 feet of the first signal generation chip IC 1011 in the signal generator 101, by the lock-out pulse of 3 feet of the first signal generation chip IC 1011 in signal generator output through the peaker differential, produce negative pulse, deliver to first pulsewidth and adjust input 2 feet of chip IC 3011, after triggering the monostable circuit startup, adjust the single-phase square wave of the 3 feet output time-delay 1.2ms of chip IC 3011, delay time td ≈ 1.1*R3012*C3012 in first pulsewidth; The single-phase square wave that the first pulsewidth adjustor 301 produces is after 401 amplifications of first power amplifier, for signal synthesizer 501 provides the basic waveform signal.
The described second pulsewidth adjustor 302, comprise second pulsewidth adjustment chip IC 3021 (NE555), its input 2 feet connect second peaker that is made of the 3rd (1) resistance R 3021 and 3021 series connection of the 3rd (1) capacitor C, its pulse-width controlled end 6,7 feet connect second pulse width control circuit that is made of the 3rd (2) resistance R 3022 and 3022 series connection of the 3rd (2) capacitor C, described second peaker is adjusted chip IC 3011 outfans 3 feet with first pulsewidth in the first pulsewidth adjustor 301 and is connected, and is used to second pulsewidth to adjust chip IC 3021 synchronization pulse is provided.
Wherein, the component parameter of the first pulsewidth adjustor 301, the second pulsewidth adjustor 302 is identical, the relative first pulsewidth adjustor of the output signal of the second pulsewidth adjustor 302 301 output signals postpone, and are equivalent to an output pulse width of the first pulsewidth adjustor 301 time delay; First, second peaker correspondence is identical, and first, second pulse width control circuit correspondence is identical; The second pulsewidth adjustor 302 is under the monophasic pulses if control of the first pulsewidth adjustor 301, and order produces single-phase square wave, after amplifying by second power amplifier 402, for signal synthesizer 501 provides the basic waveform signal.
First power amplifier 401, be used for single-phase square wave with 301 outputs of the first pulsewidth adjustor, undistorted, amplify expeditiously, for signal synthesizer 501 provides waveform pure, the competent signal source of energy, it comprises three amplifying triodes of cascade successively: the 3rd (1) amplifying triode BG4011, the the 3rd (2) amplifying triode BG4012, the the 3rd (3) amplifying triode BG4013, wherein, these three amplifying triode BG4011, BG4012, the colelctor electrode of BG4013 is connected to corresponding power supply respectively, the base stage of the 3rd (1) amplifying triode BG4011 connects outfan 3 feet of the first pulsewidth adjustor 301, its emitter stage one tunnel is connected in series the 4th resistance R 4011 back ground connection, another road of its emitter stage connects the base stage of the 3rd (2) amplifying triode BG4012, constitute the emitter-follower of high input impedance, the emitter stage of the 3rd (2) amplifying triode BG4012 connects the base stage of the 3rd (3) amplifying triode BG4013, the signal input part A end of the first winding AE on the elementary winding of the first transformator BS5011 in the emitter stage connection signal synthesizer 501 of the 3rd (3) amplifying triode BG4013, the other end E end ground connection of the first winding AE; The first winding AE two ends also are connected to the 3rd anti-back-emf diode D4011.
The direct current amplifier that first power amplifier 401 is made up of discrete component, the first order is connected into by the 3rd (1) amplifying triode BG4011 and the 4th resistance R 4011 and penetrates a grade ejaculation device, help improving input impedance, minimizing is to the influence of the waveshape signal of the 3 feet output of first pulsewidth adjustment chip IC 3011 in the pulsewidth adjustor, but the first transformator BS5011 in the 3rd anti-back-emf diode D4011 erasure signal synthesizer ends the influence of the back-emf of moment generation to output waveform at the 3rd (3) amplifying triode BG4013.The the 3rd (3) amplifying triode BG4013 colelctor electrode connects separately+the 21V power supply, and the voltage height helps enlarging the dynamic range of output waveform.The the 3rd (2) amplifying triode BG4012 and the 3rd (3) amplifying triode BG4013 form power stage.First power amplifier, 401 output waveforms are referring to accompanying drawing 2-401.
Second power amplifier 402, be used for single-phase square wave with 302 outputs of the second pulsewidth adjustor, carry out undistorted, amplify expeditiously, for signal synthesizer 501 provides waveform pure, the competent signal source of energy, it comprises three amplifying triodes of cascade successively: the 4th (1) amplifying triode BG4021, the the 4th (2) amplifying triode BG4022, the the 4th (3) amplifying triode BG4023, wherein, these three audion BG4021, BG4022, the colelctor electrode of BG4023 is connected to corresponding power supply respectively, the base stage of the 4th (1) amplifying triode BG4021 connects the outfan of the second pulsewidth adjustor 302, its emitter stage one tunnel is connected in series the 5th resistance R 4021 back ground connection, another road of its emitter stage connects the base stage of the 4th (2) amplifying triode BG4022, constitute the emitter-follower of high input impedance, the emitter stage of the 4th (2) amplifying triode BG4022 connects the base stage of the 4th (3) amplifying triode BG4023, the signal input part B end of the second winding BE on the elementary winding of the first transformator BS5011 in the emitter stage connection signal synthesizer 501 of the 4th (3) amplifying triode BG4023, the other end E end ground connection of the second winding BE; Be connected with the 4th anti-back-emf diode D4021 between the emitter stage of the 4th (3) amplifying triode BG4023 and the ground.
Second power amplifier 402 is with first power amplifier, the 401 the same direct current amplifiers of also being made up of discrete component, the first order is made up of the 4th (1) amplifying triode BG4021 and the 5th resistance R 4021 and is penetrated a grade ejaculation device, help improving input impedance, reduce the influence of the waveform of the 3 feet output of second pulsewidth adjustment chip IC 3021 in the butt joint second pulsewidth adjustor 302, the 5th resistance R 4021 is for penetrating grade resistance of penetrating of grade ejaculation device.The the 4th (2) amplifying triode BG4022 and the 4th (3) amplifying triode BG4023 are connected into power stage, and the colelctor electrode of the 4th (3) amplifying triode BG4023 connects separately+the 21V dc source, and the voltage height helps enlarging the dynamic range of output waveform.But the back-emf that the first transformator BS5011 produced between the 4th (3) amplifying triode BG4023 off period in the 3rd anti-back-emf diode D4011 erasure signal synthesizer 501 is to the influence of output waveform.The output waveform of second power amplifier 402 is referring to Fig. 2-402.
Wherein, the the 3rd (1) amplifying triode BG4011 of first power amplifier 401, the the 3rd (2) amplifying triode BG4012, the the 3rd (3) amplifying triode BG4013 respectively with the 4th (1) amplifying triode BG4021 of second power amplifier 402, the the 4th (2) amplifying triode BG4022, the the 4th (3) amplifying triode BG4023 correspondence is identical, the 3rd anti-back-emf diode D4011 is corresponding identical with the 4th anti-back-emf diode D4021, the 4th resistance R 4011, the 5th resistance R 4021 is corresponding identical, can guarantee so undistortedly with the first pulsewidth adjustor 301, the output signal of the second pulsewidth adjustor 302 is carried in the respective input of signal synthesizer 501.
When the 4th (3) amplifying triode BG4023 emitting stage in the 3rd (3) amplifying triode BG4013 in first power amplifier 401, second power amplifier 402 is delivered to equal and opposite in direction, the two phase square waves of itemizing that successively occur on two loop A E of the elementary winding of the first transformator BS5011 and the BE respectively, synthesize sequence two-phase symmetrical square wave, by BS5011 level output of first transformator, output waveform is referring to accompanying drawing 2-501.
Signal o controller 601 is used for the sequence two-phase symmetrical square wave that the control signal synthesizer is exported, and alternately output becomes two-way two-phase symmetrical square wave on two pairs of output electrodes 701,702.
Described signal o controller 601, comprise the first frequency-halving circuit chip IC 6011 (CD4017), it is the frequency-halving circuit that utilizes the frequency divider among the chip CD4017 to connect into, its input 14 feet are connected with outfan 3 feet of the first signal generation chip IC 1011 in the signal generator 101, the corresponding respectively base stage that is connected in the first audion BG6011, the second audion BG6012 of its first frequency division output terminal, 3 feet, second frequency division output terminal, 2 feet; The colelctor electrode of the first audion BG6011 inserts power supply by the coil of the first relay J P6011, the coil of the colelctor electrode of the second audion BG6012 by the second relay J P6012 inserts power supply, by this first frequency-halving circuit chip IC 6011 frequency division of its two outfans, 3,2 feet controlled first, second limbs connection electrode to 701,702 power on/off; The two ends of first, second relay J P6011, JP6012 are corresponding respectively and be connected to the first anti-back-emf diode D6013, the second anti-back-emf diode D6014.
This limbs passive exercise machine also comprises the limb motion indicating circuit, this circuit is the corresponding respectively first light emitting diode D6011, the second light emitting diode D6012 of being serially connected with between the base stage of first frequency division output terminal, 3 feet, second frequency division output terminal, 2 feet and the first audion BG6011, the second audion BG6012 of the first frequency-halving circuit chip IC 6011 in signal o controller 601, is used to indicate the state of first frequency division output terminal, 3 feet or second frequency division output terminal, 2 feet output high level signal.
Here, chip CD4017 is a decimal scale counting/branch frequency circuit.It has three inputs, comprise input end of clock the 14th foot and 13 feet, 14 feet are the rising edge trigger end, 13 feet are the trailing edge trigger end, only use the 14th foot in this example, when giving reset terminal 15 foot input high levels, chip CD4017 enters reset mode, this chip CD4017 has 10 outfans, exports high level in turn.Its logic function is that when input end of clock was imported count pulse continuously, the output state of outfan was corresponding one by one with the number of input clock.3 feet of CD4017,2 feet, 4 feet are the 0th, the 1st, the 2nd outfan of this chip internal circuit, and the 4th foot is connected on the 15th pin preset end, constitute frequency-halving circuit, when the 4th foot is high level, and circuit reset.When 3 foot outfans of the first signal generation chip IC 1011 in the signal generator 101 continuously when this first frequency-halving circuit chip IC 6011 (CD4017) the 14th foot input is sent pulse here, can make these chip output 3 feet, 2 feet (first, second frequency division output terminal of the described signal o controller 601 of respective rights claim part) export high level in turn.First, second light emitting diode D6011 and D6012 are respectively as two-way output indication.
When 3 feet of this first frequency-halving circuit chip IC 6011 (CD4017) are high level, deliver to the first audion BG6011 base stage through the first light emitting diode D6011, make its conducting, be connected the first relay J P6011 between the first audion BG6011 colelctor electrode and the power supply get electric, this first relay J P6011 action; The first audion BG6011 is as on-off action; When 2 feet of this chip CD4017 are high level, deliver to the second audion BG6012 base stage through the second light emitting diode D6012, make its conducting, be connected the second relay J P6012 between the second audion BG6012 colelctor electrode and the power supply get electric, second relay J P6012 action; The second audion BG6012 is as on-off action.First, second anti-back-emf diode D6013, D6014 can prevent that first, second audion BG6011, BG6012 from burning this first, second audion BG6011, BG6012 by the back-emf that is conducting to by corresponding relay coil generation of moment.
First (1) normal opened contact of the first relay J P6011 is communicated with JP6011-1, JP6011-2, the first transformator BS5011 secondary windings, first outfan C end output signal in the signal synthesizer 501 can be delivered to the a1 end of the first regulator potentiometer W6011, first (2) normal opened contact of the first relay J P6011 is communicated with JP6011-3, JP6011-4, the first transformator BS5011 secondary windings, second outfan D end in the signal synthesizer 501 can be delivered to the a3 end of the first regulator potentiometer W6011.When the second relay J P6012 moves, its second (1) normal opened contact is communicated with JP6012-1, JP6012-2, second (2) normal opened contact is communicated with JP6012-3, JP6012-4, can be with first, second outfan C end of the first transformator BS5011 secondary windings in the signal synthesizer 501, b1, the b3 end that D end output signal is delivered to the second regulator potentiometer W6012 respectively.Concrete work process describes in detail 701,702 parts in first, second limbs connection electrode.
Because signal generator 101 is sent command pulse here to signal o controller 601 continuously, therefore 3 feet of chip CD4017 and 2 castors stream is exported high level, cause first, second two-way audion to be connected in turn, first, second two relay is action in turn, the sequence two-phase symmetrical square wave of signal synthesizer 501 outputs is sent to first, second limbs connection electrode in turn to 701,702, converts the alternately two-way two-phase symmetrical square wave of output thus to.
First, second limbs connection electrode is to 701,702, being used for will be from the two-way two-phase symmetrical square wave of signal synthesizer 501, the 601 control outputs of signal o controller, each is connected to a side on the limbs respectively to the forward and reverse square wave in the biphasic square wave, can induce limbs to produce bidirectional-movement.
Wherein, first (1) normal opened contact of the first relay J P6011 to JP6011-1 and JP6011-2, first (2) normal opened contact to outfan contact JP6011-2, the JP6011-4 of JP6011-3 and JP6011-4 respectively with a1, corresponding connection of a3 two pins of the first regulator potentiometer W6011, adjustable terminal a2, the pin a3 of the first regulator potentiometer W6011 respectively with the first limbs connection electrode to 701 first (1), first (2) the electrode DJ7011, the corresponding connection of DJ7012.
Second (1) normal opened contact of the second relay J P6012 to JP6012-1 and JP6012-2, second (2) normal opened contact to outfan contact JP6011-2, the JP6011-4 of JP6012-3 and JP6012-4 respectively with b1, corresponding connection of b3 two pins of the second regulator potentiometer W6012, adjustable terminal b2, the pin b3 of the second regulator potentiometer W6012 respectively with the second limbs connection electrode to 702 second (1), second (2) the electrode DJ7021, the corresponding connection of DJ7022.
First, second limbs connection electrode is a conductive rubber slice to 701,702 electrode DJ7011, DJ7012, DJ7021, DJ7022.
A2, a3 end with the first regulator potentiometer W6011, the b2 of the second regulator potentiometer W6012, b3 the end through lead cause first, second limbs connection electrode to 701,702 conductive rubber slice on, with the first limbs connection electrode to two conductive rubber slices of 701 be connected on will the motion limbs a side, the second limbs connection electrode is connected on respective side to two conductive rubber slices of 702.The two-way two-phase symmetrical square wave of being regulated W6012 output by the first regulator potentiometer W6011 and second is that apery body movable information is introduced the limbs both sides that will move through electrode, because apery body movable information is added in the respective side of limbs in turn, the muscle of limbs respective side just shrinks in turn, and limbs are just to both direction swing in turn.
For example, with first, the second limbs connection electrode is to 701,702 when being connected on the wrist musculus flexor of forearm and wrist protractor respectively, can induce wrist to do flexion and extension, when with first, the second limbs connection electrode is to 701,702 when being connected on the biceps brachii m. of upper arm and triceps brachii respectively, can induce forearm to do flexion and extension, when with first, the second limbs connection electrode is to 701,702 are connected on respectively when takeing on anterior bundle of deltoid and shoulder triangular muscle posterior cord, can induce upper limb to seesaw, when with first, the second limbs connection electrode is to 701,702 are connected on before the tibialis anterior of shank respectively and during gastrocnemius, can induce foot to do flexion and extension, when with first, the second limbs connection electrode is to 701,702 when being connected on the biceps femoris of thigh and vastus medials respectively, can induce shank to do flexion and extension, when with first, the second limbs connection electrode is to 701,702 when being connected on the rectus femoris of thigh and biceps femoris respectively, can induce thigh to do flexion and extension.
As need regularly, also timer 2 02 can be set, as Fig. 2, described first K switch 1011 adopts many inputs selector switch, its " continuously " end connects power supply, its " regularly " end connects the outfan of this timer 2 02, and the outfan contact of first K switch 1011 connects reset terminal 4 feet of the first signal generation chip IC 1011 in the signal generator 101.
Described intervalometer comprises the first timing chip IC2021, and it is to be the pulse enable type monostable trigger that core is formed with chip NE555, is connected the 3rd starting switch K2021 between its trigger end 2 feet and the ground; Its timing controlled end 6,7 feet connect timing circuit, and this timing circuit is connected with the 5th charge and discharge capacitance C2021 by the first timing regulator potentiometer W2021 and constituted.When pressing start button K2021, to negative pulse of 2 foot inputs input of the first timing chip IC2021, chip NE555 is activated, the 3 foot outfans output high level of the first timing chip IC2021, regularly begin timing td=1.1*W2021*C2021.
Intervalometer may command signal generator 101 timing workings, control procedure is: will select 1011 dozens of first K switch at " regularly " shelves, when having, the 3 foot outfans of the first timing chip IC2021 are not low level between the commutator pulse period of output, 4 pin preset ends of the first signal generation chip IC 1011 are equivalent to ground connection in the signal generator 101, make the IC1011 circuit be in reset mode, signal generator 101 nonoscillatory.When 3 feet of the first timing chip IC2021 had regularly high level pulse output, the first signal generation chip IC 1011 was promptly removed and is resetted, and produced vibration output, after regularly finishing, automatically reset.
This limbs passive exercise machine also can be provided with an audio-frequency generator 201, it comprises the first audio frequency generation chip IC 2011 (NE555), with the first audio frequency generation chip IC 2011 and second, the 3rd feedback resistance R2011, R2012, the 5th charge and discharge capacitance C2021 connects and composes indirect feedback-type multivibrator, reset terminal 4 feet of this first audio frequency generation chip IC 2011 are connected with outfan 3 feet of the first signal generation chip IC 1011 in the signal generator 101, control its work by signal generator, it is identical that concrete control procedure and the first signal generation chip IC 1011 are controlled by the first timing chip IC2021, repeats no more here.The outfan of this first audio frequency generation chip IC 2011 is connected with speaker by a frequency modulation control circuit, and described amplitude adjustment control circuit is connected with the 6th coupling capacitance C2011 by the first amplitude modulation potentiometer W2011 and constituted.Audio-frequency generator 201 works asynchronously with signal generator 101, be that audio-frequency generator output pulse is the pulse signal successive, that the cycle is identical, have between two adjacent pulse signals at interval, be intermittent type, can be used as beat, work process is: when 3 feet of the first signal generation chip IC 1011 in the signal generator 101 are in low level, 4 pin preset ends of this first audio frequency generation chip IC 2011 are equivalent to ground connection, make the first audio frequency generation chip IC 2011 be in reset mode, nonoscillatory does not have signal output; When 3 foot outputs of the first signal generation chip IC 1011 in the signal generator during in high level, the first audio frequency generation chip IC 2011 is promptly removed and is resetted, and audio-frequency generator 201 vibration output pulse signals are delivered to speaker, and speaker sends the beat sound.The beat sound that speaker sends can be used as the guiding sound of limb motion, also can be used for stimulating patient's auditory nerve, promotes the recovery of patient's auditory function.
Claims (10)
1. a limbs passive exercise machine comprises the supply unit (001) that is used to the complete machine power supply, it is characterized in that this motion machine also comprises:
Signal generator (101) is used to produce continuous, identical single-phase rectangular pulse signal of cycle, for the motion machine provides synchronizing signal;
First, second pulsewidth adjustor (301,302), be used to adjust the cycle of its input input pulse, the input of the first pulsewidth adjustor (301) connects the outfan of signal generator (101), the outfan of the first pulsewidth adjustor (301) connects the input of the second pulsewidth adjustor (302), and first, second pulsewidth adjustor (301,302) is exported the single-phase square wave signal that one road waveform is identical, differ a pulsewidth respectively;
First, second two power amplifier (401,402) is used for input signal is amplified, the corresponding respectively outfan that connects first, second pulsewidth adjustor (301,302) of its input;
Signal synthesizer (501), be used for the two-way single-phase square wave signal of input is synthesized sequence two-phase symmetrical square wave signal, the corresponding respectively outfan that connects first, second power amplifier (401,402) of its two input, its outfan connects first, second limbs connection electrode respectively to (701,702);
Signal o controller (601), being used for control signal synthesizer (501) two outfans alternately is communicated with (701,702) respective electrode with first, second limbs connection electrode, its input connects the outfan of signal generator (101), its two output control terminal is connected to signal synthesizer (501) corresponding output end and corresponding limbs connection electrode between (701,702), makes corresponding respectively the delivering on the first right electrode of corresponding limbs connection electrode, second electrode of forward and reverse square wave in every pair of two-phase symmetrical square wave of signal synthesizer (501) outfan output.
2. by the described limbs passive exercise of claim 1 machine, it is characterized in that described signal generator is indirect feedback-type multi-resonant oscillating circuit;
Described first, second pulsewidth adjustor (301,302) is a monostable circuit;
Described first, second two power amplifier (401,402) is a direct current amplifier;
Described signal synthesizer (501) is a waveform synthesizer;
Signal o controller (601) is a frequency-halving circuit.
3. by claim 1 or 2 described limbs passive exercise machines, it is characterized in that, described signal generator (101) is by the first signal generation chip (IC1011) and first feedback resistance (R1011), the first frequency modulation potentiometer (W1011), the indirect feedback-type multi-resonant oscillating circuit that first charge and discharge capacitance (C1011) is formed, the reset terminal of the first signal generation chip (IC1011) connects the outfan contact of first switch (K1011), the input of first switch (K1011) connects power supply, comes control signal generator (101) to power on by first switch (K1011);
The described first pulsewidth adjustor (301), comprise first pulsewidth adjustment chip (IC3011), its input connects first peaker that is made of second (1) resistance (R3011) and the series connection of second (1) electric capacity (C3011), its pulse-width controlled end connects first pulse width control circuit that is made of second (2) resistance (R3012) and the series connection of second (2) electric capacity (C3012), wherein, described first peaker is connected with the outfan of the first signal generation chip (IC1011) in the signal generator (101), is used to first pulsewidth to adjust chip (IC3011) synchronization pulse is provided;
The described second pulsewidth adjustor (302), comprise second pulsewidth adjustment chip (IC3021), its input connects second peaker that is made of the 3rd (1) resistance (R3021) and the series connection of the 3rd (1) electric capacity (C3021), its pulse-width controlled end connects second pulse width control circuit that is made of the 3rd (2) resistance (R3022) and the series connection of the 3rd (2) electric capacity (C3022), wherein, described second peaker is adjusted chip (IC3011) outfan with first pulsewidth in the first pulsewidth adjustor (301) and is connected, and is used to second pulsewidth to adjust chip (IC3021) synchronization pulse is provided; Wherein, the first pulsewidth adjustor (301), the second pulsewidth adjustor (302) are identical, and first, second peaker correspondence is identical, and first, second pulse width control circuit correspondence is identical;
Described first power amplifier (401) is identical with second power amplifier (402) symmetry, the corresponding respectively outfan that connects the first pulsewidth adjustor (301), the second pulsewidth adjustor (302) of both inputs, the corresponding respectively synthetic input of two signals that is connected to signal synthesizer of both outfans;
Described signal synthesizer (501) is a waveform synthesizer, comprises first transformator (BS5011), and its elementary winding is identical by the number of turns, around forming to opposite, symmetric first, second coil of coiling mode (AE, BE); First outfan of its secondary windings (C end) passes through first (1) normal opened contact of first relay (JP6011) respectively to (JP6011-1 and JP6011-2), second (1) normal opened contact of second relay (JP6012) is connected on first (1) electrode (DJ7011) of the first limbs connection electrode to (701) (JP6012-1 and JP6012-2) is corresponding, on second (1) electrode (DJ7021) of the second limbs connection electrode to (702), second outfan of its secondary windings (D end) passes through first (2) normal opened contact of first relay (JP6011) respectively to (JP6011-3 and JP6011-4), second (2) normal opened contact of second relay (JP6012) is to (JP6012-3 and JP6012-4) corresponding first (2) electrode (DJ7012) that is connected to the first limbs connection electrode to (701), on second (2) electrode (DJ7022) of the second limbs connection electrode to (702); Wherein, first (1) normal opened contact of described first relay (JP6011) to the outfan contact (JP6011-2) of (JP6011-1 and JP6011-2), first (2) normal opened contact to the outfan contact (JP6011-4) of (JP6011-3 and JP6011-4) respectively with corresponding connection of two pins of first regulator potentiometer (W6011), the adjustable terminal of first regulator potentiometer (W6011), one of them pin respectively with two electrodes (DJ7011, DJ7012) the corresponding connection of the first limbs connection electrode to (701); Second (1) normal opened contact of described second relay (JP6012) to the outfan contact (JP6012-2) of (JP6012-1 and JP6012-2), second (2) normal opened contact to the outfan contact (JP6012-4) of (JP6012-3 and JP6012-4) respectively with corresponding connection of two pins of second regulator potentiometer (W6012), the adjustable terminal of second regulator potentiometer (W6012), one of them pin respectively with two electrodes (DJ7021, DJ7022) the corresponding connection of the second limbs connection electrode to (702);
Described signal o controller (601), comprise the first frequency-halving circuit chip (IC6011), its input is connected with the outfan of signal generator (101), and its first, second frequency division output terminal correspondence respectively is connected in the base stage of first audion (BG6011), second audion (BG6012); The colelctor electrode of first audion (BG6011) inserts power supply by the coil of first relay (JP6011), the colelctor electrode of second audion (BG6012) inserts power supply by the coil of second relay (JP6012), by this first frequency-halving circuit chip (IC6011) frequency division of its two outfan is controlled the power on/off of first, second limbs connection electrode to (701,702); The two ends of first, second relay (JP6011, JP6012) are corresponding respectively and be connected to the first anti-back-emf diode (D6013), the second anti-back-emf diode (D6014).
4. limbs passive exercise machine as claimed in claim 3, it is characterized in that, described first power amplification (401) comprises the 3rd (1), the the 3rd (2), the the 3rd (3) three the amplifying triode (BG4011 of cascade successively, BG4012, BG4013), wherein, the the 3rd (1), the the 3rd (2), the the 3rd (3) three amplifying triode (BG4011, BG4012, BG4013) colelctor electrode is connected to corresponding power supply respectively, the base stage of the 3rd (1) amplifying triode (BG4011) connects the outfan of the first pulsewidth adjustment (301), its emitter stage one tunnel is connected in series the 4th resistance (R4011) back ground connection, constitute the emitter-follower of high input impedance, another road of its emitter stage connects the base stage of the 3rd (2) amplifying triode (BG4012), the emitter stage of the 3rd (2) amplifying triode (BG4012) connects the base stage of the 3rd (3) amplifying triode (BG4013), the signal input part (A end) of first coil (AE) on the elementary winding of first transformator (BS5011) in the emitter stage connection signal synthesizer (501) of the 3rd (3) amplifying triode (BG4013), the other end of first coil (AE) (E end) ground connection; First coil (AE) two ends also are connected to one the 3rd anti-back-emf diode (D4011);
Described second power amplifier (402) comprises the 4th (1), the the 4th (2), the the 4th (3) three the amplifying triode (BG4021 of cascade successively, BG4022, BG4023), wherein, the the 4th (1), the the 4th (2), the the 4th (3) three amplifying triode (BG4021, BG4022, BG4023) colelctor electrode is connected to corresponding power supply respectively, the base stage of the 4th (1) amplifying triode (BG4021) connects the outfan of the second pulsewidth adjustor (302), its emitter stage one tunnel is connected in series the 5th resistance (R4021) back ground connection, another road of its emitter stage connects the base stage of the 4th (2) amplifying triode (BG4022), constitute the emitter-follower of high input impedance, the emitter stage of the 4th (2) amplifying triode (BG4022) connects the base stage of the 4th (3) amplifying triode (BG4023), the signal input part (B end) of second coil (BE) on the elementary winding of first transformator (BS5011) in the emitter stage connection signal synthesizer (501) of the 4th (3) amplifying triode (BG4023), the other end of second coil (BE) (E end) ground connection; Be connected with the 4th anti-back-emf diode (D4021) between the emitter stage of the 4th (3) amplifying triode (BG4023) and the ground;
Wherein, the the the 3rd (1), the 3rd the (2), the 3rd (3) three amplifying triode (BG4011, BG4012, BG4013) of first power amplifier (401) the the the 4th (1), the 4th the (2), the 4th (3) three amplifying triode (BG4021, BG4022, BG4023) with second power amplifier (402) respectively is corresponding identical, and the 3rd anti-back-emf diode (D4011) is corresponding identical with the 4th anti-back-emf diode (D4021).
5. limbs passive exercise machine as claimed in claim 4, it is characterized in that, described supply unit (001) comprises second transformator (BD0011), its elementary winding two inputs are respectively by second gauge tap (K0011), safety (BX0011) insert mains supply, its secondary windings two outfans are corresponding to respectively first, second commutation diode (the D0011, D0012) after the rectification circuit rectification that constitutes with the 4th filter capacitor (C0011), one road branch delivers to first, second liang of power amplifier (401,402) (3) amplifying triodes of the 3rd in (BG4013), the colelctor electrode of the 4th (3) amplifying triode (BG4023), another Lu Zaijing the 5th adjusts and sends into signal generator (101) after audion (BG0011) is adjusted, first, the second pulsewidth adjustor (301,302), the the 3rd (1) of first power amplifier (401), the the 3rd (2) amplifying triode (BG4011, BG4012) colelctor electrode, the the 4th (1) of second power amplifier (402), the the 4th (2) amplifying triode (BG4021, BG4022) colelctor electrode, signal synthesizer (501), the power input of signal o controller (601).
6. limbs passive exercise machine as claimed in claim 3 is characterized in that, this limbs passive exercise machine also comprises an intervalometer; Described first switch (K1011) is many inputs selector switch, and its first input end connects power supply, and its second input connects the outfan of this intervalometer, and its outfan connects the reset terminal of the first signal generation chip (IC1011) in the signal generator (101).
7. limbs passive exercise machine as claimed in claim 6 is characterized in that described intervalometer comprises timing chip (IC2021), is the monostable circuit chip, is connected the 3rd starting switch (K2021) between its trigger end and the ground; Its timing controlled end connects timing circuit, and this timing circuit is by first regulator potentiometer (W2021) formation of connecting with the 5th charge and discharge capacitance (C2021) regularly.
8. limbs passive exercise machine as claimed in claim 3, it is characterized in that, this limbs passive exercise machine also comprises an audio-frequency generator, it is by the first audio frequency generation chip (IC2011) and second, the 3rd feedback resistance (R2011, R2012), the indirect feedback-type multivibrator that the 6th coupling capacitance (C2011) connects and composes, the reset terminal of this first audio frequency generation chip (IC2011) is connected with the outfan of the first signal generation chip (IC1011) in the signal generator (101), and the outfan of this first audio frequency generation chip (IC2011) is connected with speaker by an amplitude adjustment control circuit.
9. limbs passive exercise machine as claimed in claim 8 is characterized in that, described amplitude adjustment control circuit is by the first amplitude modulation potentiometer (W2011) formation of connecting with the 6th coupling capacitance (C2011).
10. limbs passive exercise machine as claimed in claim 3, it is characterized in that, this limbs passive exercise machine also comprises the limb motion indicating circuit, and this circuit is corresponding respectively first light emitting diode (D6011), second light emitting diode (D6012) of being serially connected with between the base stage of first, second frequency division output terminal and first audion (BG6011), second audion (BG6012) of the first frequency-halving circuit chip (IC6011) in signal o controller (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200916564U CN201108681Y (en) | 2007-08-28 | 2007-08-28 | Limb passiveness movement machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200916564U CN201108681Y (en) | 2007-08-28 | 2007-08-28 | Limb passiveness movement machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201108681Y true CN201108681Y (en) | 2008-09-03 |
Family
ID=39893197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200916564U Expired - Fee Related CN201108681Y (en) | 2007-08-28 | 2007-08-28 | Limb passiveness movement machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201108681Y (en) |
-
2007
- 2007-08-28 CN CNU2007200916564U patent/CN201108681Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105079967B (en) | Cell physiotherapy equipment based on pulsed magnetic field and pulse radio | |
| CN105763173B (en) | A kind of electric pulse generator | |
| CN201108681Y (en) | Limb passiveness movement machine | |
| CN87211427U (en) | Pulsating ion exsiccator to remove sweat | |
| CN208525651U (en) | Low frequency nerves and muscles stimulator | |
| CN203898940U (en) | Intelligent pulse electrotherapy instrument | |
| CN1947812B (en) | Gastrointestinal pacemaker | |
| CN203090255U (en) | Functional electrical stimulation device | |
| CN202637717U (en) | Multifunctional intelligent muscle electricity stimulation treatment system | |
| CN209033528U (en) | A kind of traditional Chinese medicine therapeutic equipment | |
| CN110812694A (en) | Wireless distributed multi-channel autonomic nerve electrical stimulation system and implementation method thereof | |
| CN201551735U (en) | Electrode bar | |
| CN206896604U (en) | A kind of wireless multipoint controls low frequency muscle stimulation treatment instrument | |
| CN207203226U (en) | A kind of therapeutic equipment for sick headache | |
| CN2322645Y (en) | Controller for health physiotherapeutic device | |
| CN205698473U (en) | Low-frequency pulse acupuncture points on the human body physiotherapy table | |
| CN210873755U (en) | Electrical stimulation instrument | |
| CN201076675Y (en) | Fat-reducing instrument controller | |
| CN205126793U (en) | Department of traditional chinese medicine electron acupuncture physiotherapy equipment circuit | |
| CN1037577C (en) | Magnetoelectric resonance therapeutic machine | |
| CN211461790U (en) | Wireless distributed multi-channel autonomic nerve electrical stimulation system | |
| CN201070494Y (en) | Thermotherapy negative pulse electric field combined physiotherapy equipment | |
| CN215309708U (en) | Percutaneous nerve electrical stimulation instrument | |
| CN2385474Y (en) | Pulse current generator | |
| CN217721501U (en) | Drive circuit of portable heating protective equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080903 Termination date: 20090928 |