CN1093895A - Two drive wheel chair for curing hemiparalysis - Google Patents
Two drive wheel chair for curing hemiparalysis Download PDFInfo
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- CN1093895A CN1093895A CN 93121116 CN93121116A CN1093895A CN 1093895 A CN1093895 A CN 1093895A CN 93121116 CN93121116 CN 93121116 CN 93121116 A CN93121116 A CN 93121116A CN 1093895 A CN1093895 A CN 1093895A
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Abstract
The invention discloses a kind of two drive wheel chair for curing hemiparalysis, it has increased foot-operated chain-drive mechanism and electric pulse generator on the basis of existing hand front-wheel drive three-wheel wheelchair, becomes driven by shaking and unites driving into hand and foot-operated.When advancing with strong limb driving wheelchair, can drive the trouble limb and be synchronized with the movement thereupon, and produce the relevant acupoints that electric pulse alternately stimulates the trouble limb, carry out auxiliary treatment by electric pulse generator, thereby have manned advancing and the dual-use function of curing hemiparalysis, be particularly suitable for the hemiplegic patient and use.
Description
The present invention relates to a kind of wheelchair, particularly a kind of two drive wheel chair for curing hemiparalysis has concurrently and takes and treat dual-use function, is particularly suitable for the hemiplegic patient and uses.
Traditional wheelchair can be divided into four-wheel wheelchair and three-wheel wheelchair two big classes.Two castor pro-of four-wheel wheelchair, two bull wheels after, handwheel is installed in the bull wheel outside, does to drive afterburning using.The three-wheel vehicle has a front-wheel and two trailing wheels, front-wheel or trailing wheel is driven by chain by hand sprocket wheel.Traditional wheelchair is only taken the function of travelling, and does not have the function of treatment.Patient for hemiplegia is thirsted for recovery is starved of a kind of novel wheelchair of taking and treating dual-use function that has concurrently.
Purpose of the present invention, to provide a kind of pair of drive-type exactly, have the novel wheelchair of taking and treating dual-use function concurrently, it is on the basis of existing hand forerunner's dynamic formula three-wheel wheelchair, foot-operated chain-drive mechanism and electric pulse generator have been increased, become driven by shaking and unite driving into hand and foot-operated, when advancing with strong limb driving wheelchair, can drive the trouble limb is synchronized with the movement thereupon, and produce electric pulse by electric pulse generator and alternately stimulate the relevant acupoints of suffering from limb, carry out auxiliary treatment, when taking, reach the effect of treatment.
The present invention is achieved in that two drive wheel chair for curing hemiparalysis increases know clearly foot-operated chain-drive mechanism and electric pulse generator and forms on the basis of existing hand front wheel drive type wheelchair.
Foot-operated chain-drive mechanism partly is made up of foot-operated sprocket wheel, back sprocket wheel, chain, pedal and chain-wheel box etc.Chain-wheel box is between seat and fore-stock, and foot-operated sprocket wheel is installed in the chain-wheel box, and wheel shaft is stretched out outside the case by the casing both sides, and axle head is equipped with crank, and crank end is equipped with pedal.The level height of chain-wheel box and wheel shaft should make the patient take biped when travelling can be along with comfortable the rising and falling freely of pedal.Back sprocket wheel is contained in the middle part of hind axle, back brake is housed in sprocket wheel is used for car brakeing.Between foot-operated sprocket wheel and back sprocket wheel, chain is housed, towards an opening of seat chain is passed at chain-wheel box.The gear ratio of foot-operated chain-drive mechanism shakes chaindriven gear ratio with former driver and equates, and the equal diameters of front-wheel and trailing wheel, thereby guarantees taking when travelling, and hand motion and foot-operated synchronized movement are carried out.
The top of shaking chain transmission adjustable support bar former driver adds electric pulse generator.There is the case cover electric pulse generator outside, and it and hand sprocket cassette are connected as a single entity.Towards the one side of seat control panel is arranged on case cover top, on and off switch is arranged, frequency, amplitude adjusted knob, output shows and output plughole.The circuit of electric pulse generator is installed in the case cover.Circuit is by the square-wave oscillator of dc source, EDM Generator of Adjustable Duty Ratio, and dutycycle is the multivibrator of definite value, monostable flipflop, and DT ' trigger, pulse transformer etc. are partly formed.Circuit is divided into identical left and right sides two-way, and every road has two-way output again, has four tunnel outputs.The generation of electric pulse is controlled by two groups of travel switches, and travel switch is installed in the chain-wheel box, the folding of on foot-operated sprocket shaft the eccentric gauge tap being housed.
When the present invention worked, the patient was sitting on the seat, the strong crank that holds a side, suffer from hands and be fixed on the opposite side crank, biped is fixed on the pedal of both sides simultaneously, by strong hands or add a firmly driving of strong foot, wheelchair is moved ahead, drive simultaneously and suffer from the corresponding motion of limb do, play the effect of treatment.When wheelchair was advanced, by the alternately folding of two groups of travel switches, the control electric pulse generator produced electric pulse, along with the motion of suffering from limb alternately stimulates different acupuncture points, carries out auxiliary treatment.
The present invention compares with traditional wheelchair, not only can take and advance, and have the function of curing hemiparalysis concurrently.In the treatment of hemiplegia, adopted upper and lower limb associated movement, extensor and musculus flexor alternating movement pattern have merged reflection, and actuation technique such as associated movement are recovered paralysed flesh; Simultaneously physical exercise therapy and acupuncture point electricity irritation are combined, not only improved therapeutic effect, and can prevent Zhitan flesh and arthrogryposis.Through clinical treatment, observation, improve a lot than the therapeutic effect of acupuncture-moxibustion matched group to the apoplexy reconvalescent.
The present invention is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is an overall appearance sketch map of the present invention.
Fig. 2 is that the former driver of the present invention shakes chain transmission adjusting supporting structure sketch map.
Fig. 3 is a drive mechanism sketch map of the present invention.
Fig. 4 is chain-wheel box of the present invention inside and travel switch structure sketch map.
Fig. 5 is the present invention's electricity arteries and veins generating means control panel sketch map.
Fig. 6 is an electric pulse generator electrical schematic diagram of the present invention.
Fig. 7 is an electric pulse generator electricity functional-block diagram of the present invention.
With reference to Fig. 1, Fig. 3, Fig. 6.The present invention has increased foot-operated chain-drive mechanism on the basis of existing hand front wheel drive type three-wheel wheelchair and electric pulse generator is formed.
With reference to Fig. 1, Fig. 3, Fig. 4.Foot-operated chain actuator is made up of foot-operated sprocket wheel (25), wheel shaft (12), crank (15), pedal (16), back sprocket wheel (27), chain (26) and chain-wheel box parts such as (24).Chain-wheel box is positioned between seat (3) front end bottom (13) and the fore-stock (7).Foot-operated sprocket wheel is installed in the chain-wheel box, and wheel shaft is stretched out outside the case by the casing both sides, and axle head is equipped with crank, and pedal is equipped with in the crank outer end.The level height that chain-wheel box and wheel shaft are installed should make the patient take biped when travelling can be along with comfortable the rising and falling freely of pedal.Back sprocket wheel (27) is contained in the middle part of hind axle (14), in the sprocket wheel of back back brake is housed and is used for vehicle braked.Between foot-operated sprocket wheel and back sprocket wheel, chain (26) is housed, has opening that chain is passed towards the one side of seat at chain-wheel box.Foot-operated sprocket wheel and afterwards gear ratio between the sprocket wheel and former driver shake sprocket wheel (22) and equate with gear ratio between the preceding sprocket wheel (9); And the equal diameters of front-wheel (10) and trailing wheel (17), thus can guarantee taking when travelling, and hand motion and foot-operated synchronized movement are carried out.
With reference to Fig. 1, Fig. 3.Former Herba Plantaginis wheel (10) is installed on the movable front fork (11) of fixedly front fork (8) and adjustable support bar (18) bottom, and fixedly front fork is contained on the fore-stock (7).Hand sprocket wheel (22), crank (1) are contained on the sprocket shaft (20) on adjustable support bar (18) top (21).The collar (19) is housed on the adjustable support bar, the collar (19) and fixedly between the top (23) of front fork (8) coupling bar (6) is housed, coupling bar (6) with fixedly be movable the connection between front fork top (23) and the collar (19).Adjust the position of the collar (19) on adjustable support bar (18), can change the fixedly angle of front fork and adjustable support bar, thereby the position of adjusting crank makes the occupant obtain comfortable position when shaking crank.
With reference to Fig. 1, Fig. 2, Fig. 5.The top of shaking chain transmission adjustable support bar (18) former driver adds electric pulse generator.There is case cover (2) the electric pulse generator outside, and it and hand sprocket cassette (4) are connected as a single entity.On the one side (5) of seat (3), control panel (30) is arranged on case cover top.On and off switch (31) is housed on control panel; Frequency adjustment knob (32), (33), (34), (35); Amplitude adjusted knob (36), (37), (38), (39); Output shows (40), (41), (42), (43); The circuit that reaches output plughole (44), (45), (46), (47) electric pulse generator is installed in the case cover.
With reference to Fig. 6, Fig. 7.The circuit of electric pulse generator is by dc source, the square-wave oscillator of EDM Generator of Adjustable Duty Ratio, and controlled multivibrator, dutycycle is the multivibrator of definite value, monostable flipflop, DT ' trigger, pulse transformer and travel switch etc. are partly formed.Circuit is divided into identical left and right two-way, and every road has two-way output again, has four tunnel outputs.
Circuit is by three groups of DC power supplies, and wherein one group of 12V power supply provides running voltage for circuit; Two groups of 6V power supplys are respectively pulse transformer B1, B2 and B3, the elementary power supply of B4.Each organizes power supply can adopt all kinds of batteries (as aneroid battery, every nickel-based battery, accumulator etc.).Switching on and off of power supply by one group of gang switch K1-K5 control.
The left road of circuit comprises one group of travel switch K6-K9; The DT' trigger that integrated component IC5 and peripheral circuit thereof are formed; The monostable flipflop that integrated component IC4 and peripheral circuit are formed; Integrated component IC3 and peripheral circuit, the two-way dutycycle that integrated component IC8 and peripheral circuit are formed is the multivibrator of definite value; Integrated component IC1 and peripheral circuit, the square-wave oscillator of the two-way EDM Generator of Adjustable Duty Ratio that integrated component IC6 and peripheral circuit are formed; Integrated component IC3 and peripheral circuit, the controlled multivibrator of two-way that integrated component IC7 and peripheral circuit are formed; Amplifying triode BG1, BG3; Parts such as pulse transformer B1, B2.The generation of electric pulse is controlled by travel switch K6-K9.When K6, K8 are closed, travel switch is given pulse signal of DT' trigger IC5, DT' trigger IC5 gives pulse signal of monostable flipflop IC4 again, and it is the output that square-wave oscillator IC1, the IC6 of multivibrator IC3, the IC8 of definite value and EDM Generator of Adjustable Duty Ratio controls controlled multivibrator IC2, IC7 that monostable flipflop IC4 drives two-way multivibrator-by dutycycle again.Light emitting diode D4, D11 do the demonstration of two-way output respectively.Output pulse signal amplifies through audion BG1, BG3, makes the elementary conducting of pulse transformer B1, B2 respectively, transformer secondary output output voltage boosting pulse.Regulator potentiometer W1, W2 can change dutycycle, promptly change the frequency of the controlled multivibrator output of two-way; Regulator potentiometer W5, W6 can change the amplitude of pretty two-way output pulse.When K6, K8 open circuit, when K7, K9 were closed, left road did not have pulse output, and the right wing circuit is started working.
The structure of circuit right wing and principle are identical with left road.Wherein K10-K13 is one group of travel switch; Integrated component IC13 and peripheral circuit thereof are formed the DT trigger; Integrated component IC12 and peripheral circuit are formed monostable trigger; Integrated component IC11 and peripheral circuit, it is the multivibrator of definite value that IC16 and peripheral circuit are formed the two-way dutycycle; Integrated component IC9 and peripheral circuit, IC14 and peripheral circuit are formed the square-wave oscillator of two-way EDM Generator of Adjustable Duty Ratio; Integrated component IC10 and peripheral circuit, IC15 and peripheral circuit are formed the controlled multivibrator of two-way; Audion BG4, BG6 make signal and amplify; Pulse transformer B3, B4 do signal output.When travel switch K10, K12 in this circuit were closed, circuit had pulse output, K10, K12 open circuit, and circuit no pulse output when K11, K13 are closed, left road circuit is started working.Potentiometer W3, W4 make output frequency and regulate; Potentiometer W7, W8 make output amplitude and regulate.
With reference to Fig. 4.Two groups of travel switch K6-K9 of electric pulse generator of the present invention, K10-K13 is installed in the chain-wheel box (24).The left and right sides of going up foot-operated sprocket wheel (25) at case inner sprocket axle (12) is equipped with eccentric (28), (29) respectively; Be between eccentric and the wheel shaft and be fixedly connected; Eccentric (28) radius maximum and eccentric (29) maximum radius are in and differ 180 ° on the axle.When wheel shaft rotates, can control two groups of travel switches by eccentric and replace folding, left and right sides two-way circuit is alternately produced and the output pulse.
The model of each element of electric pulse generator in the embodiment of the invention, parameter is selected as follows: integrated component IC1-4, IC6-12, IC14-16 selects NE555 for use; IC5, IC13 selects TC4013BP for use.Audion BG1, BG3, BG4, BG6 select C2373 for use; BG2, BG5 select 3DK306A for use.Diode D1-3, D5-6, D8, D12-15, D17-18, D20, D22-23 selects IN4001 for use; D4, D11, D16, D21 are LED; D7, D19 are stabilivolt 2CW.Resistance R 1=R2=R6=R13=R14=R19=R20=R21=R26=R31=R32=R37=43K; R3=R5=R9=R15=R17=R22=R24=R28=R33=R35=1K; R4=R16=R23=R34=80K; R7=R18=R25=R36=22K; R8=R12=R27=10K; R10=R11=R29=R30=20K.Potentiometer W1-8=220K.K1-5 is a gang switch.B1-4 is an output transformer.Capacitor C1=220 μ f16V; C2=2.2 μ f16V; C3=C8=C10=C14=C19=C21=10n; C4=C11=C15=C22=22n; C5=C9=C12=C13=C16=C20=C23=22 μ f16V; C6=C7=C17=C18=1 μ f16V
The present invention is work like this: the hemiplegic patient is sitting in the strong crank that holds a side on the seat, suffers from hands and is fixed on the opposite side crank, and biped is fixed on the pedal of both sides simultaneously.Draw four path electrodes by output plughole on the electric pulse generator control panel, be separately fixed on four relevant acupointses of the upper and lower trouble limb of patient.The patient is with strong hands or add a firmly driving of strong foot, and wheelchair is moved ahead.Be fixed on trouble limb on crank and the pedal along with strong limb is synchronized with the movement, play the effect of treatment.In foot-operated sprocket rotation, the eccentric on the wheel shaft is controlled two groups of travel switches and is replaced folding, and four path electrodes alternately stimulate the relevant acupoints of upper and lower trouble limb, carry out auxiliary treatment.
Claims (3)
1, a kind of two drive wheel chair for curing hemiparalysis is on the basis of existing hand front wheel drive type three-wheel wheelchair, has increased foot-operated chain-drive mechanism and electric pulse generator and has formed, and it is characterized in that:
A. foot-operated chain-drive mechanism is made up of foot-operated sprocket wheel (25), wheel shaft (12), crank (15), pedal (16), back sprocket wheel (27), chain (26) and chain-wheel box parts such as (24),
B. on the top that former driver shakes chain transmission adjustable support bar (18) electric pulse generator is housed, there is case cover (2) the electric pulse generator outside, it and hand sprocket cassette (4) are connected as a single entity, one side (5) on case cover top towards seat (3) has last control panel (30), on on and off switch (31) is housed, frequency adjustment knob (32), (33), (34), (35), amplitude adjusted knob (36), (37), (38), (39), output shows (40), (41), (42), (43) and output plughole (44), (45), (46), (47).The circuit of electric pulse generator is installed in the case cover,
C. the circuit of electric pulse generator is by dc source, the square-wave oscillator of EDM Generator of Adjustable Duty Ratio, and controlled multivibrator, dutycycle is the multivibrator of definite value, monostable flipflop, DT ' trigger, pulse transformer, travel switch etc. are partly formed.Circuit is divided into identical left and right sides two-way, and every road has two-way output again, has four tunnel outputs.
2, wheelchair according to claim 1 is characterized in that:
A. chain-wheel box (24) is positioned between seat (3) front end bottom (13) and the fore-stock (7), foot-operated sprocket wheel (25) is installed in the chain-wheel box, wheel shaft (12) is stretched out outside the case by the casing left and right sides, axle head is equipped with crank (15), level height that pedal (16) chain-wheel box and wheel shaft install is equipped with in the crank outer end should make the patient take that biped can rise and fall freely along with pedal when advancing
B. back sprocket wheel (27) is contained in the middle part of hind axle (14), in the sprocket wheel of back, back brake is housed and is used for vehicle braked, between foot-operated sprocket wheel (25) and back sprocket wheel (27), chain (26) is housed, has opening that chain (26) is passed towards the one side of seat (3) at chain-wheel box (24)
C. foot-operated sprocket wheel (25) and afterwards gear ratio between the sprocket wheel (27) and hand sprocket wheel (22) equate with gear ratio between the preceding sprocket wheel (9); Front-wheel (10) equates with the external diameter of trailing wheel (17).
D. two of electric pulse generator groups of travel switch K6-K9, K10-K13 is installed in the chain-wheel box (24).The left and right sides of going up foot-operated sprocket wheel (25) at case inner sprocket axle (12) is equipped with eccentric (28), (29) respectively; Be between eccentric and the wheel shaft and be fixedly connected; Eccentric (28) radius maximum and eccentric (29) radius maximum differ 180 ° on wheel shaft (12).
3, wheelchair according to claim 1 is characterized in that:
A. the circuit of electric pulse generator is by three groups of DC power supplies, and wherein one group of 12V power supply provides running voltage for circuit; Two groups of 6V power supplys are respectively pulse transformer B1, B2 and the elementary power supply of B3, B4, and each organizes power supply can adopt all kinds of batteries (as aneroid battery, every nickel-based battery, accumulator etc.).Switching on and off of power supply by one group of gang switch K1-K5 control,
B. the left road of electric pulse generator circuit comprises: one group of travel switch K6-K9; DT ' trigger that integrated component IC5 and peripheral circuit thereof are formed; The monostable flipflop that integrated component IC4 and peripheral circuit thereof are formed; Integrated component IC3 and peripheral circuit, the two-way dutycycle that IC8 and peripheral circuit are formed is the multivibrator of definite value; Integrated component IC1 and peripheral circuit, the square-wave oscillator of the two-way EDM Generator of Adjustable Duty Ratio that IC6 and peripheral circuit are formed; Integrated component IC3 and peripheral circuit, the controlled multivibrator of two-way that IC7 and peripheral circuit are formed; Amplifying triode BG1, BG3; Parts such as pulse transformer B1, B2, when travel switch K6, K8 were closed, DT ' trigger IC5 was transfused to pulse signal; K6, K8 disconnect, and when K7, K9 were closed, IC5 did not have the pulse signal input, at the secondary output end of pulse transformer B1, B2 potentiometer W5, W6 are arranged, the amplitude of scalable pulse output,
C. the right wing of electric pulse generator circuit is by integrated component IC9-IC16 and peripheral circuit, audion BG4, BG6; Pulse transformer B3, B4; Compositions such as amplitude adjusted potentiometer W7, W8, its circuit structure, principle are all identical with left road.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 93121116 CN1093895A (en) | 1993-12-03 | 1993-12-03 | Two drive wheel chair for curing hemiparalysis |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 93121116 CN1093895A (en) | 1993-12-03 | 1993-12-03 | Two drive wheel chair for curing hemiparalysis |
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CN1093895A true CN1093895A (en) | 1994-10-26 |
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CN 93121116 Pending CN1093895A (en) | 1993-12-03 | 1993-12-03 | Two drive wheel chair for curing hemiparalysis |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105796282A (en) * | 2016-03-08 | 2016-07-27 | 张舒维 | Intelligent massaging chair based on Internet of Things |
CN107320291A (en) * | 2017-08-22 | 2017-11-07 | 庞继巧 | The bicycle of rehabilitation |
CN108743088A (en) * | 2017-12-08 | 2018-11-06 | 华北理工大学 | One-directionally rotate operating mechanism |
CN108969215A (en) * | 2018-06-26 | 2018-12-11 | 上海理工大学 | The multi-functional walking aided device of varistructure |
CN110236903A (en) * | 2019-06-21 | 2019-09-17 | 宋兆波 | A kind of osteopathy therapeutic instrument for rehabilitation |
-
1993
- 1993-12-03 CN CN 93121116 patent/CN1093895A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105796282A (en) * | 2016-03-08 | 2016-07-27 | 张舒维 | Intelligent massaging chair based on Internet of Things |
CN107320291A (en) * | 2017-08-22 | 2017-11-07 | 庞继巧 | The bicycle of rehabilitation |
CN107320291B (en) * | 2017-08-22 | 2020-07-17 | 胡惠林 | Bicycle for rehabilitation therapy |
CN108743088A (en) * | 2017-12-08 | 2018-11-06 | 华北理工大学 | One-directionally rotate operating mechanism |
CN108969215A (en) * | 2018-06-26 | 2018-12-11 | 上海理工大学 | The multi-functional walking aided device of varistructure |
CN108969215B (en) * | 2018-06-26 | 2020-02-21 | 上海理工大学 | Multifunctional paraplegia walking aid with variable structure |
CN110236903A (en) * | 2019-06-21 | 2019-09-17 | 宋兆波 | A kind of osteopathy therapeutic instrument for rehabilitation |
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