CN210078222U - Upper and lower limb active and passive rehabilitation training instrument control circuit - Google Patents
Upper and lower limb active and passive rehabilitation training instrument control circuit Download PDFInfo
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- CN210078222U CN210078222U CN201920386905.5U CN201920386905U CN210078222U CN 210078222 U CN210078222 U CN 210078222U CN 201920386905 U CN201920386905 U CN 201920386905U CN 210078222 U CN210078222 U CN 210078222U
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- 210000003141 lower extremity Anatomy 0.000 title claims abstract description 76
- 210000001364 upper extremity Anatomy 0.000 title claims abstract description 53
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 37
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 210000003414 extremity Anatomy 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The application discloses upper and lower limb active and passive rehabilitation training instrument control circuit, including the step-down circuit, rectification filtering voltage stabilizing circuit, the single chip microcomputer circuit, signal acquisition circuit, touch screen setting circuit, motor drive circuit, upper and lower limb switching circuit, the step-down circuit supplies power for other circuits through rectification filtering voltage stabilizing circuit, signal acquisition circuit, touch screen setting circuit, motor drive circuit, upper and lower limb switching circuit are connected with the single chip microcomputer circuit, touch screen setting circuit sets motor operation parameter, the position of lower limb motor rotating shaft is confirmed through collecting lower limb photoelectric switch fixed on lower limb mechanism, the motor rotating speed is confirmed through signal acquisition circuit collection upper limb motor photoelectric encoder, lower limb motor photoelectric encoder, according to the motor parameter set by the touch screen, through single chip microcomputer circuit calculation and output PWM control to control upper limb motor, lower limb motor through motor drive circuit and upper and lower limb switching circuit, The lower limb motor operates, and the circuit has the advantages of high energy conversion efficiency, accurate control, low cost and simple operation.
Description
Technical Field
The utility model relates to a medical care technical field especially relates to an upper and lower limbs owner passive rehabilitation training appearance control circuit.
Background
The existing similar products generally consist of software and hardware, and have the advantages of long development period, complex circuit, large volume, high cost and complex operation.
Disclosure of Invention
In order to overcome the not enough of above-mentioned prior art, the utility model provides a limb owner passive rehabilitation training appearance control circuit from top to bottom, this circuit has solved software and hardware combination development cycle length, and the circuit is complicated, and is bulky, with high costs, operates inconvenient problem, and limb owner passive rehabilitation training appearance control circuit has solved the not enough of above-mentioned problem from top to bottom.
The utility model adopts the technical proposal that: a control circuit of an upper limb and lower limb active and passive rehabilitation training instrument comprises a voltage reduction circuit, a rectification filtering voltage stabilizing circuit, a single chip microcomputer circuit, a signal acquisition circuit, a touch screen setting circuit, a motor driving circuit and an upper limb and lower limb switching circuit, wherein the voltage reduction circuit supplies power for the single chip microcomputer circuit, the motor driving circuit, the upper limb and lower limb switching circuit, the motor working, the signal acquisition circuit and the touch screen setting circuit through the rectification filtering voltage stabilizing circuit, the signal acquisition circuit, the touch screen setting circuit, the motor driving circuit, the upper limb and lower limb switching circuit are connected with the single chip microcomputer circuit, motor operation parameters are set on a touch screen of the touch screen setting circuit, the position of a rotating shaft of a lower limb motor is determined through a lower limb photoelectric switch fixed on a lower limb mechanism, a photoelectric encoder of an upper limb motor and a photoelectric encoder of a lower limb motor are acquired through the signal acquisition circuit, and PWM control is output through the And the upper limb switching circuit and the lower limb switching circuit are used for controlling the operation of the upper limb motor and the lower limb motor.
The voltage reduction circuit comprises an annular multi-output transformer, a 100 ℃/6A temperature protective tube is added to a primary winding of the annular multi-output transformer and used for short-circuit protection and thermal protection of the annular multi-output transformer, an input voltage AC220V, two output transformers of AC14V, 1.5A, 40V and 5.7A are output, and a no-load 45V load is 40V.
The rectifying, filtering and voltage stabilizing circuit comprises a plug CN1, a rectifying bridge D1 and a rectifying bridge D2, a first voltage stabilizing circuit and a second voltage stabilizing circuit, wherein 1 and 2 interfaces of the plug CN1 are connected with the rectifying bridge D2, 3 and 4 interfaces of the plug CN1 are connected with the rectifying bridge D1, the rectifying bridge D1 is simultaneously connected with the first voltage stabilizing circuit and the second voltage stabilizing circuit, the first voltage stabilizing circuit and the second voltage stabilizing circuit respectively output 12V and 5V voltages, and the rectifying bridge D2 outputs 45V voltage.
The signal acquisition circuit includes: the photoelectric encoder of the upper limb motor and the photoelectric encoder of the lower limb motor are connected to the signal driver I and the signal driver II, the signal driver I and the signal driver II are connected with the single chip microcomputer circuit, the touch screen setting circuit and the lower limb photoelectric switch are connected with the level conversion chip, the level conversion chip is connected with the single chip microcomputer circuit, and the lower limb photoelectric switch is fixed on a wheel disc driven by the lower limb motor in the lower limb mechanism and used for detecting the initial position of the wheel disc.
Motor drive circuit is including triggering the phase inverter, half-bridge driver one, half-bridge driver two, four MOS pipes, singlechip circuit output connection triggers the phase inverter, trigger the phase inverter and connect half-bridge driver one, half-bridge driver two, two MOS pipes of half-bridge driver one connection, two other MOS pipes of half-bridge driver two connections, two MOS pipes and two other MOS union couplings all connect relay K1 in the last low limbs converting circuit, two K2 of relay, a low limbs motor is connected to a relay K1, upper limbs motor is connected to two K2 of relay.
The upper limb and lower limb switching circuit comprises a triode I, a triode II, a relay I K1 and a relay II K2, the output of the single chip microcomputer circuit is connected with the triode I and the triode II, the triode I and the triode II are respectively connected with a relay I K1 and a relay II K2, the relay I K1 is connected with a lower limb motor, the relay II K2 is connected with an upper limb motor, and the type of the triode I and the type of the triode II are C3198.
The chip models of the first voltage stabilizing circuit and the second voltage stabilizing circuit are respectively LM2576-12 and LM 2576-5.
The model of the level conversion chip is MAX232, and the model of the chip of the signal driver I and the chip of the signal driver II are 74HC 125.
The model number of the trigger inverter is 74HC14, the model numbers of the first half-bridge driver and the second half-bridge driver are IR2104 and IR2104, and the model number of the MOS tube is IR 3815.
The single chip circuit is a microprocessor ATmega 64.
Compared with the prior art, the beneficial effects of the utility model are that: the development cycle is short, the circuit is simple and reliable, the volume is small, the weight is light, the cost is low, and the operation is simple.
Drawings
Fig. 1 is a control schematic diagram of the present invention.
Fig. 2 is a schematic diagram of the voltage reduction circuit and the rectification filtering voltage stabilizing circuit of the present invention.
Fig. 3 is a development schematic diagram of the control circuit of the present invention.
Fig. 4 is the voltage reducing circuit and the rectifying and filtering voltage stabilizing circuit of the present invention.
Fig. 5 is the signal acquisition circuit of the present invention.
Fig. 6 is a touch screen setting circuit of the present invention.
Fig. 7 is a motor drive circuit of the present invention.
Fig. 8 is a switching circuit for upper and lower limbs of the present invention.
Detailed Description
As fig. 1, the utility model discloses a control circuit of upper and lower limbs active and passive rehabilitation training instrument, including step-down circuit, rectification filtering voltage stabilizing circuit, single chip microcomputer circuit, signal acquisition circuit, touch screen setting circuit, motor drive circuit, upper and lower limbs switched circuit, low limbs photoelectric switch, its characterized in that: the voltage reduction circuit is a single chip microcomputer circuit through a rectification filtering voltage stabilizing circuit, a motor driving circuit, an upper limb and lower limb switching circuit, a motor works, a signal acquisition circuit and a touch screen setting circuit are powered, the signal acquisition circuit, the touch screen setting circuit, the motor driving circuit and the upper limb and lower limb switching circuit are connected with the single chip microcomputer circuit, motor operation parameters are set on a touch screen of the touch screen setting circuit, a lower limb motor rotating shaft position is determined by fixing a lower limb photoelectric switch on a lower limb acquisition mechanism, a photoelectric encoder of an upper limb motor is acquired through the signal acquisition circuit, a motor rotating speed is determined by a photoelectric encoder of the lower limb motor, the upper limb motor is controlled through the motor driving circuit and the upper limb and lower limb switching circuit according to motor parameters set by the touch screen through calculation of.
The voltage reduction circuit comprises a ring-shaped multi-output transformer, a 100 ℃/6A temperature protective tube is added to a primary winding of the ring-shaped multi-output transformer for short-circuit protection and thermal protection of the ring-shaped multi-output transformer, two output transformers of input voltage AC220V, output AC14V1.5A and output 40V5.7A and a no-load 45V load 40V.
As shown in fig. 2 and 4, the rectifying, filtering and voltage stabilizing circuit comprises a plug CN1, a rectifying bridge D1 and a rectifying bridge D2, a first voltage stabilizing circuit and a second voltage stabilizing circuit, the plug CN1 is inserted at the output end of the annular multi-output transformer, 1 and 2 interfaces of the plug CN1 are connected with the rectifying bridge D2, 3 and 4 interfaces of the plug CN1 are connected with the rectifying bridge D1, the rectifying bridge D1 is simultaneously connected with the first voltage stabilizing circuit and the second voltage stabilizing circuit, the first voltage stabilizing circuit and the second voltage stabilizing circuit respectively output 12V and 5V voltages, the 12V voltage is used for supplying power to the motor driving circuit and the upper and lower limb conversion circuits, the 5V voltage is used for supplying power to the single chip microcomputer circuit, the signal acquisition circuit and the motor driving circuit, and the rectifying bridge D36. The model of the rectifier bridge D1 is KBP307, the model of the rectifier bridge D2 is KBU10J, and the models of chips of the first voltage stabilizing circuit and the second voltage stabilizing circuit are respectively LM2576-12 and LM 2576-5.
As shown in fig. 3, 5 and 6, the signal acquisition circuit includes: the device comprises a first signal driver, a second signal driver and a level conversion chip MAX232, wherein a photoelectric encoder of an upper limb motor and a photoelectric encoder of a lower limb motor are respectively connected to the first signal driver and the second signal driver, the first signal driver and the second signal driver are connected with a single chip microcomputer circuit, the chip types of the first signal driver and the second signal driver are 74HC125, a touch screen setting circuit and a lower limb photoelectric switch are connected with the level conversion chip MAX232, the level conversion chip MAX232 is connected with the single chip microcomputer circuit, and the lower limb photoelectric switch is fixed on a wheel disc driven by the lower limb motor in a lower limb mechanism.
As shown in fig. 3 and 7, the motor driving circuit comprises a trigger phase inverter, a first half-bridge driver, a second half-bridge driver and four MOS transistors, the output of the single chip microcomputer circuit is connected with the trigger phase inverter, the trigger phase inverter is connected with the first half-bridge driver and the second half-bridge driver, the first half-bridge driver is connected with the two MOS transistors, the second half-bridge driver is connected with the other two MOS transistors, the two MOS transistors and the other two MOS transistors are connected with a first relay K1 and a second relay K2 in the lower limb switching circuit, the type of the trigger phase inverter is 74HC14, the type of the first half-bridge driver and the type of the second half-bridge driver are IR 2104.
Referring to fig. 3 and 8, the upper and lower limb switching circuit comprises a first triode, a second triode, a first relay K1 and a second relay K2, the output of the single chip microcomputer circuit is connected with the first triode and the second triode, the first triode and the second triode are respectively connected with a first relay K1 and a second relay K2, the first relay K1 is connected with a lower limb motor, the second relay K2 is connected with an upper limb motor, the type of the first triode and the second triode is C3198, and the single chip microcomputer circuit is a microprocessor ATmega 64.
The photoelectric encoder of the upper limb motor and the photoelectric encoder of the lower limb motor are connected to the trigger phase inverter, then signals are input to the single motor for processing, and the photoelectric encoder of the lower limb motor converts the signals through the level conversion chip MAX232 and then transmits the signals to the single chip microcomputer circuit for processing.
The pins of the single chip microcomputer circuit output PWM waves with a certain duty ratio, the PWM waves are respectively sent to the two half-bridge drivers by triggering the positive and negative phases of the phase inverter, the four MOS tubes are further controlled to drive the motor to move, and the pins of the single chip microcomputer circuit PH5 control the SHDN pins of the two half-bridge drivers to stop the motor from moving.
The high and low levels are sent out by the singlechip circuit to control the conduction and the cut-off of the two triodes, and the triodes control the on and off of the two relays, so that the starting or the stopping of the upper limb motor and the lower limb motor is realized.
Claims (10)
1. The utility model provides a limb owner passive rehabilitation training appearance control circuit from top to bottom, includes step-down circuit, rectification filtering voltage stabilizing circuit, single chip microcomputer circuit, signal acquisition circuit, touch screen setting circuit, motor drive circuit, limb switching circuit from top to bottom, its characterized in that: the voltage reduction circuit is a single chip microcomputer circuit, a motor driving circuit, an upper limb switching circuit, a lower limb switching circuit, a motor working circuit, a signal acquisition circuit and a touch screen setting circuit for supplying power through a rectification filtering voltage stabilizing circuit, the signal acquisition circuit, the touch screen setting circuit, the motor driving circuit, the upper limb switching circuit and the lower limb switching circuit are connected with the single chip microcomputer circuit, motor operation parameters are set on a touch screen of the touch screen setting circuit, the position of a rotating shaft of a lower limb motor is determined through a lower limb photoelectric switch fixed on a lower limb mechanism, a photoelectric encoder of the upper limb motor and a photoelectric encoder of the lower limb motor are acquired through the signal acquisition circuit, the rotating speed of the motor is determined, and the upper limb motor and the lower limb motor are controlled through the motor driving circuit and the upper limb switching circuit.
2. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 1, wherein: the voltage reduction circuit comprises an annular multi-output transformer, a 100 ℃/6A temperature protective tube is added to a primary winding of the annular multi-output transformer and used for short-circuit protection and thermal protection of the annular multi-output transformer, an input voltage AC220V, two output transformers of AC14V, 1.5A, 40V and 5.7A are output, and a no-load 45V load is 40V.
3. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 1, wherein: the rectification filtering voltage stabilizing circuit comprises a plug CN1, a rectifier bridge D1 and a rectifier bridge D2, a voltage stabilizing circuit I and a voltage stabilizing circuit II, wherein 1 and 2 interfaces of the plug CN1 are connected with the rectifier bridge D2, 3 and 4 interfaces of the plug CN1 are connected with the rectifier bridge D1, the rectifier bridge D1 is simultaneously connected with the voltage stabilizing circuit I and the voltage stabilizing circuit II, the voltage stabilizing circuit I and the voltage stabilizing circuit II respectively output 12V and 5V voltages, the rectifier bridge D2 outputs 45V voltage, the 12V voltage is used for a motor driving circuit and supplying power to an upper limb and lower limb conversion circuit, the 5V voltage is used for a single chip microcomputer circuit, a signal acquisition circuit and a motor driving circuit, and the rectifier bridge D2 outputs 45V voltage and is used for supplying power to.
4. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 1, wherein: the signal acquisition circuit includes: the photoelectric encoder of the upper limb motor and the photoelectric encoder of the lower limb motor are connected to the signal driver I and the signal driver II, the signal driver I and the signal driver II are connected with the single chip microcomputer circuit, the touch screen setting circuit and the lower limb photoelectric switch are connected with the level conversion chip, the level conversion chip is connected with the single chip microcomputer circuit, and the lower limb photoelectric switch is fixed on a wheel disc driven by the lower limb motor in the lower limb mechanism and used for detecting the initial position of the wheel disc.
5. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 1, wherein: motor drive circuit is including triggering the phase inverter, half-bridge driver one, half-bridge driver two, four MOS pipes, singlechip circuit output connection triggers the phase inverter, trigger the phase inverter and connect half-bridge driver one, half-bridge driver two, two MOS pipes of half-bridge driver one connection, two other MOS pipes of half-bridge driver two connections, two MOS pipes and two other MOS union couplings all connect relay K1 in the last low limbs converting circuit, two K2 of relay, a low limbs motor is connected to a relay K1, upper limbs motor is connected to two K2 of relay.
6. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 1, wherein: the upper limb and lower limb switching circuit comprises a triode I, a triode II, a relay I K1 and a relay II K2, the output of the single chip microcomputer circuit is connected with the triode I and the triode II, the triode I and the triode II are respectively connected with a relay I K1 and a relay II K2, the relay I K1 is connected with a lower limb motor, the relay II K2 is connected with an upper limb motor, and the type of the triode I and the type of the triode II are C3198.
7. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 3, wherein: the chip models of the first voltage stabilizing circuit and the second voltage stabilizing circuit are respectively LM2576-12 and LM 2576-5.
8. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 4, wherein: the model of the level conversion chip is MAX232, and the model of the chip of the signal driver I and the chip of the signal driver II are 74HC 125.
9. The upper and lower limb active and passive rehabilitation training instrument control circuit according to claim 5, wherein: the model number of the trigger inverter is 74HC14, the model numbers of the first half-bridge driver and the second half-bridge driver are IR2104 and IR2104, and the model number of the MOS tube is IR 3815.
10. The upper and lower limb active and passive rehabilitation training device control circuit according to any one of claims 1-9, wherein: the single chip circuit is a microprocessor ATmega 64.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920386905.5U CN210078222U (en) | 2019-03-26 | 2019-03-26 | Upper and lower limb active and passive rehabilitation training instrument control circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920386905.5U CN210078222U (en) | 2019-03-26 | 2019-03-26 | Upper and lower limb active and passive rehabilitation training instrument control circuit |
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| CN210078222U true CN210078222U (en) | 2020-02-18 |
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| CN201920386905.5U Active CN210078222U (en) | 2019-03-26 | 2019-03-26 | Upper and lower limb active and passive rehabilitation training instrument control circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109820692A (en) * | 2019-03-26 | 2019-05-31 | 河南翔宇医疗设备股份有限公司 | A kind of upper and lower limbs active-passive rehabilitation instrument for training control circuit |
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- 2019-03-26 CN CN201920386905.5U patent/CN210078222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109820692A (en) * | 2019-03-26 | 2019-05-31 | 河南翔宇医疗设备股份有限公司 | A kind of upper and lower limbs active-passive rehabilitation instrument for training control circuit |
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Effective date of registration: 20200414 Address after: 456300 west section of Ping'an Road, Neihuang County, Anyang, Henan (rehabilitation equipment Industrial Park) Patentee after: HENAN JIAYU MEDICAL TECHNOLOGY Co.,Ltd. Address before: Anyang City, Henan province 456300 Ku Neihuang County Middle Road Patentee before: Xiangyu Medical Co.,Ltd. |