CN208943271U - A kind of diabetes B lower limb therapeutic instrument for rehabilitation - Google Patents
A kind of diabetes B lower limb therapeutic instrument for rehabilitation Download PDFInfo
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- CN208943271U CN208943271U CN201820807180.8U CN201820807180U CN208943271U CN 208943271 U CN208943271 U CN 208943271U CN 201820807180 U CN201820807180 U CN 201820807180U CN 208943271 U CN208943271 U CN 208943271U
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- lower limb
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Abstract
The utility model discloses a kind of diabetes B lower limb therapeutic instrument for rehabilitation, belong to low mid-frequency current therapy instrument field, including input unit, control unit, signal processing unit and output unit, the utility model treats waveform by the linear signal that two linear digital potentiometers in signal processing unit generate different frequency, and two paths of signals is modulated into modulating wave using multiplier, using power amplification, after the circuit that isolated variable and detection feedback are formed carries out signal condition, electric signal treatment is carried out to patient, solves the easy interference by other component of existing therapeutic equipment, cause to treat unstable problem.
Description
Technical field
The utility model belongs to low mid-frequency current therapy instrument field, in particular to a kind of diabetes B lower limb therapeutic instrument for rehabilitation.
Background technique
With the improvement of living standards, the change of dietary structure, the rhythm of life being becoming tight day and few dynamic lifes sat more
The factors such as mode living, global diabetes morbidity rapid development.Diabetes have become after tumour, cardiovascular pathological changes
The third-largest chronic disease for seriously threatening human health, whole world diabetic is more than 1.2 hundred million people, China patients at present
The second in the world is occupied, the diabetes morbidity of China is up to 9.6% at present, it has also become global range diabetes are fastest-risingly
Area.In future 50 years, diabetes will be a Chinese serious public health problem, the diabetes of China in terms of survey data
Status is very severe.
Diabetes are one group of metabolic diseases characterized by hyperglycemia.Hyperglycemia be then due to defect of insulin secretion or
Its biological effect is impaired, or both have concurrently and cause.Diabetes are long-standing hyperglycemia, cause various tissues, especially eye,
Kidney, heart, blood vessel, the chronic lesion of nerve, dysfunction.The method that there is no radical cure diabetes at present, but can be by a variety of
Treatment means control diabetes.
Currently, having already appeared the therapeutic equipment of many control diabetes in the market, still, existing therapeutic equipment mostly uses greatly modulus
The schemes such as converter chip, field programmable gate array (FPGA) or Complex Programmable Logic Devices (CPLD) carry out output therapeutical instrument
Waveform, this conceptual design go out therapeutic equipment structure it is more complicated, internal components are more, be easy to cause therapeutic equipment when working by
The interference of other component causes to treat unstable.
Summary of the invention
The purpose of this utility model is that: a kind of diabetes B lower limb therapeutic instrument for rehabilitation is provided, solves existing therapeutic equipment
It is easy the interference by other component, causes to treat unstable problem.
The technical solution adopted in the utility model is as follows:
A kind of diabetes B lower limb therapeutic instrument for rehabilitation, including input unit, control unit, signal processing unit and output are single
Member, the input unit, signal processing unit and output unit are connect with control unit；
The signal processing unit includes:
Two linear digital potentiometers: the linear signal of output different voltages, different frequency；
Multiplier: two linear digital potentiometer output signals are received and carry out signal modulation；
Power amplifier module: it receives multiplier output signal and carries out signal amplification；
Isolated variable module: it receives power amplifier module output signal and carries out isolated variable；
It detects feedback module: current detecting is carried out according to isolated variable module output signal and feedback information is single to control
Member.
It further, further include the power module powered to all units.
Further, described two linear digital potentiometers are respectively the first linear digital regulation resistance and the second linear digital
Potentiometer, for exporting sine, cosine, triangle or trapezoidal treatment waveform.
Further, the linear signal frequency of the described first linear digital regulation resistance output is 10~2000HZ；It is described
The linear signal frequency of second linear digital potentiometer output is 2~500HZ.
Further, described control unit is controlled using single-chip microcontroller.
Further, the input unit uses key module.
Further, the output unit uses display module.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1. a kind of diabetes B lower limb therapeutic instrument for rehabilitation generates the linear letter of different frequency by two linear digital potentiometers
Number treatment waveform, and is modulated into modulating wave for two paths of signals using multiplier, anti-using power amplification, isolated variable and detection
After the circuit that feedback is formed carries out signal condition, electric signal treatment is carried out to patient, is not needed using analog-digital converter or FPGA/
CPLD output treatment waveform, reduces internal components quantity, circuit design is simple, and functional reliability is high；
2. the utility model carries out signal condition using the circuit that power amplification, isolated variable and detection feedback are formed, can
It effectively patient to be avoided directly to contact high-power circuit, plays a protective role, the detection feedback module is according to isolated variable mould
Block output signal carries out current detecting, and simultaneously feedback information is adjusted again to control unit, control unit, can play double guarantor
The effect of shield；
3. two linear digital potentiometers of the utility model are used to export the linear signal of different voltages, different frequency, institute
Stating linear signal is sine, cosine, triangle or trapezoidal treatment waveform, is that therapeutic equipment meets the needs of different syndromes, the scope of application
It is wider.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is a kind of system construction drawing of diabetes B lower limb therapeutic instrument for rehabilitation；
Fig. 2 is the output waveform figure of one multiplier of the utility model embodiment；
Fig. 3 is the circuit diagram of the utility model control unit；
Fig. 4 is two linear digital potentiometer circuit figures of the utility model signal processing unit；
Fig. 5 is the multiplier circuit figure of the utility model signal processing unit；
Fig. 6 is the loop circuit figure that the utility model power amplification, isolated variable and detection feedback are formed；
Fig. 7 is the integrated circuit figure of the utility model.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates below with reference to Fig. 1 to Fig. 7 to the utility model.
A kind of diabetes B lower limb therapeutic instrument for rehabilitation, including input unit, control unit, signal processing unit and output are single
Member, the input unit, signal processing unit and output unit are connect with control unit；
The signal processing unit includes:
Two linear digital potentiometers: the linear signal of output different voltages, different frequency；
Multiplier: two linear digital potentiometer output signals are received and carry out signal modulation；
Power amplifier module: it receives multiplier output signal and carries out signal amplification；
Isolated variable module: it receives power amplifier module output signal and carries out isolated variable；
It detects feedback module: current detecting is carried out according to isolated variable module output signal and feedback information is single to control
Member.
It further, further include the power module powered to all units.
Further, described two linear digital potentiometers are respectively the first linear digital regulation resistance and the second linear digital
Potentiometer, for exporting sine, cosine, triangle or trapezoidal treatment waveform.
Further, the linear signal frequency of the described first linear digital regulation resistance output is 10~2000HZ；It is described
The linear signal frequency of second linear digital potentiometer output is 2~500HZ.
Further, described control unit is controlled using single-chip microcontroller, controls two linear digitals by digital communication mode
Potentiometer.
Further, the input unit uses key module, defeated for time and linear adjustment digital regulation resistance to be arranged
Signal frequency, that is, treatment mode out.
Further, the output unit uses display module, for showing time, operating status, present mode and wave
Shape intensity.
Embodiment one
As shown in Figure 1, a kind of diabetes B lower limb therapeutic instrument for rehabilitation, including input unit, control unit, signal processing unit
And output unit, the input unit, signal processing unit and output unit are connect with control unit；
The signal processing unit includes:
Two linear digital potentiometers: the linear signal of output different voltages, different frequency；
Multiplier: two linear digital potentiometer output signals are received and carry out signal modulation, output waveform figure such as Fig. 2 institute
Show；
Power amplifier module: it receives multiplier output signal and carries out signal amplification；
Isolated variable module: it receives power amplifier module output signal and carries out isolated variable；
It detects feedback module: current detecting is carried out according to isolated variable module output signal and feedback information is single to control
Member.
Further, the system also includes the power modules powered to all units.
Further, described two linear digital potentiometers are respectively the first linear digital regulation resistance and the second linear digital
Potentiometer, in this embodiment, for exporting sinusoidal waveform.
Further, the linear signal frequency of the described first linear digital regulation resistance output is 10~2000HZ；It is described
The linear signal frequency of second linear digital potentiometer output is 2~500HZ.
Further, the linear signal is sinusoidal treatment waveform.
Further, the linear signal frequency of the described first linear digital regulation resistance output is 10~2000HZ；It is described
The linear signal frequency of second linear digital potentiometer output is 2~500HZ.
Further, described control unit is controlled using single-chip microcontroller, controls two linearly using I2C or SPI communication modes
Digital regulation resistance.
Further, the input unit uses key module, defeated for time and linear adjustment digital regulation resistance to be arranged
Signal frequency, that is, treatment mode out.
Further, the output unit uses display module, for showing time, operating status, present mode and wave
Shape intensity.
Further, the single-chip microcontroller use STC12C5A60S2, circuit diagram as shown in figure 3, single-chip microcontroller U1 pin
9 shunt capacitance C4 and resistance R1, pin 10 and pin 11 connect J1 with R3 by resistance R2 respectively, and pin 18 connects external crystal-controlled oscillation
Capacitor C2 is connected after OSC1, the OSC1 other end connects capacitor C3 and pin 19, and pin 40 connects capacitor C1 and is grounded.
Further, the described first linear digital regulation resistance and the second linear digital potentiometer are all made of MCP41010,
As shown in figure 4, the pin 1 of the first linear digital regulation resistance U7 connects the pin 24 of single-chip microcontroller U1, the pin 2 of U7 connects circuit diagram
The pin 8 of U1 is connect, the pin 3 of U7 connects the pin 6 of U1, and the pin 6 of U7 exports sine wave sin0, and the pin 8 of U7 connects capacitor
C30；The pin 1 of second linear digital potentiometer U8 connects the pin 24 of single-chip microcontroller U1, and the pin 2 of U8 connects the pin 8, U8 of U1
Pin 3 connect the pin 6 of U1, the pin 6 of U8 exports sine wave sin1, and the pin 8 of U8 connects capacitor C31.
Further, the multiplier use AD633JN, circuit diagram as shown in figure 5, multiplier U9 pin 1
The pin 6 of the first linear digital regulation resistance U7 is connected, the pin 3 of multiplier U9 connects drawing for the second linear digital potentiometer U8
The pin 8 of foot 6, U9 connects capacitor C32, and the pin 7 of U9 exports modulated signal sin.
Further, the loop circuit that the power amplifier module, isolated variable module and detection feedback module form
Figure is as shown in fig. 6, the normal phase input end of the first operational amplifier U4 connects the pin 7 of multiplier U9, inverting input terminal and output
End connection, output end connect inductance L2, shunt capacitance C16 and C17 and then connection resistance R16 again, access the second operation amplifier
The normal phase input end of device U5, inverting input terminal are connect after connecting resistance R17 and R18 with output end, and output end connects electrolytic capacitor
The normal phase input end of third operational amplifier U6 is accessed after C21, inverting input terminal connects parallel resistance R21 after electrolytic capacitor C22
And the other end of R22, R21 connect resistance R23 and capacitor C23, and connect transformer T2, transformer after connecting electrolytic capacitor C28
Capacitor C24 is connected between the port 1 and port 2 of T2, resistance R24 is connected between port 3 and port 4, and the port 3 of T2 connects isolation
Device Q5 and Q6 are connected after isolator Q5 and Q6 connection with resistance R25, and the other end of R25 connects R26, and accesses single-chip microcontroller U1's
Pin 23 carries out signal feedback, and isolator Q5 connects J4 with the output end of Q6, and A, B point connection electrode piece of J4 is placed on human body
On treated.
Further, it is illustrated in figure 7 the integrated circuit figure of the utility model, wherein further including display circuit, power supply
Circuit, key circuit and warning circuit are connect with single-chip microcontroller U1, due to display circuit, power circuit, key circuit and alarm
Circuit is routine techniques, therefore details are not described herein.
The working principle of the utility model are as follows:
After patient passes through key module activation system, treatment mode and treatment time, single-chip microcontroller is selected to be controlled according to selection
It treats time progress countdown and shows on the display module, and control linear digital regulation resistance output phase according to different treatment modes
The treatment waveform linear signal of frequency is answered, signal is after multiplier is modulated using power amplifier module, isolated variable module
It pastes human body therapy position with connection electrode piece after the circuit progress signal condition of detection feedback module composition to be treated, such as
In fruit therapeutic process electric current suddenly change by a relatively large margin when, detection feedback module communicates information to single-chip microcontroller after detecting, single
Output is just reduced to zero by piece machine, and therapeutic equipment is automatically stopped work, prevents electric current is excessive from causing harm to the human body；If therapeutic process
Without any mistake, after treatment time, single-chip microcontroller output is reduced to zero, and therapeutic equipment is automatically stopped work.
The utility model treats waveform by the linear signal that two linear digital potentiometers generate different frequency, and utilizes
Two paths of signals is modulated into modulating wave by multiplier, is carried out using the circuit that power amplification, isolated variable and detection feedback are formed
After signal condition, electric signal treatment is carried out to patient, is not needed using analog-digital converter or FPGA/CPLD output treatment waveform,
Reduce internal components quantity, circuit design is simple, and functional reliability is high, solves existing therapeutic equipment and is easy by other component
Interference, cause to treat unstable problem.
The above, only preferred embodiments of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art, can be without creative labor in the technical scope disclosed by the utility model
The dynamic change or replacement expected, should be covered within the scope of the utility model.Therefore, the protection model of the utility model
Enclosing be determined by the scope of protection defined in the claims.
Claims (7)
1. a kind of diabetes B lower limb therapeutic instrument for rehabilitation, it is characterised in that: including input unit, control unit, signal processing unit
And output unit, the input unit, signal processing unit and output unit are connect with control unit；
The signal processing unit includes:
Two linear digital potentiometers: the linear signal of output different voltages, different frequency；
Multiplier: two linear digital potentiometer output signals are received and carry out signal modulation；
Power amplifier module: it receives multiplier output signal and carries out signal amplification；
Isolated variable module: it receives power amplifier module output signal and carries out isolated variable；
It detects feedback module: current detecting and feedback information is carried out to control unit according to isolated variable module output signal.
2. a kind of diabetes B lower limb therapeutic instrument for rehabilitation according to claim 1, it is characterised in that: further include to all units
The power module of power supply.
3. a kind of diabetes B lower limb therapeutic instrument for rehabilitation according to claim 1, it is characterised in that: described two linear digitals
Potentiometer is respectively the first linear digital regulation resistance and the second linear digital potentiometer, for exporting sine, cosine, triangle or ladder
Shape treats waveform.
4. a kind of diabetes B lower limb therapeutic instrument for rehabilitation according to claim 3, it is characterised in that: first linear digital
The linear signal frequency of potentiometer output is 10~2000HZ；The linear signal frequency of the second linear digital potentiometer output
For 2~500HZ.
5. a kind of diabetes B lower limb therapeutic instrument for rehabilitation according to claim 1, it is characterised in that: described control unit uses
Single-chip microcontroller control.
6. a kind of diabetes B lower limb therapeutic instrument for rehabilitation according to claim 1, it is characterised in that: the input unit uses
Key module.
7. a kind of diabetes B lower limb therapeutic instrument for rehabilitation according to claim 1, it is characterised in that: the output unit uses
Display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820807180.8U CN208943271U (en) | 2018-05-29 | 2018-05-29 | A kind of diabetes B lower limb therapeutic instrument for rehabilitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820807180.8U CN208943271U (en) | 2018-05-29 | 2018-05-29 | A kind of diabetes B lower limb therapeutic instrument for rehabilitation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208943271U true CN208943271U (en) | 2019-06-07 |
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ID=66730508
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820807180.8U Expired - Fee Related CN208943271U (en) | 2018-05-29 | 2018-05-29 | A kind of diabetes B lower limb therapeutic instrument for rehabilitation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208943271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543220A (en) * | 2018-05-29 | 2018-09-18 | 河南爱因糖尿病健康科学研究院股份有限公司 | A kind of diabetes B lower limb therapeutic instrument for rehabilitation |
-
2018
- 2018-05-29 CN CN201820807180.8U patent/CN208943271U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543220A (en) * | 2018-05-29 | 2018-09-18 | 河南爱因糖尿病健康科学研究院股份有限公司 | A kind of diabetes B lower limb therapeutic instrument for rehabilitation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190607 Termination date: 20210529 |
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| CF01 | Termination of patent right due to non-payment of annual fee |