CN205084220U - Intermediate frequency therapeutic instrument - Google Patents
Intermediate frequency therapeutic instrument Download PDFInfo
- Publication number
- CN205084220U CN205084220U CN201520808397.7U CN201520808397U CN205084220U CN 205084220 U CN205084220 U CN 205084220U CN 201520808397 U CN201520808397 U CN 201520808397U CN 205084220 U CN205084220 U CN 205084220U
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- power amplifier
- main control
- communication module
- control chip
- mid
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Abstract
The utility model provides an intermediate frequency therapeutic instrument, includes: supply circuit, master control circuit, power amplifier circuit and communication module, supply circuit is connected with master control circuit, power amplifier circuit and communication module for provide working power supply, master control circuit connects power amplifier circuit and communication module, and communication module is with control signal transmission to the master control circuit who receives, and master control circuit controls power amplifier circuit, master control circuit includes main control chip, main control chip embeds the DAC module. The utility model discloses a main control chip embeds the DAC module, has effectively reduced the consumption, and the integrated level is high, and the complete machine is small, convenient to carry.
Description
Technical field
This utility model relates to treatment physiotherapy equipment, is specifically related to a kind of mid-frequency treatment device.
Background technology
Mid-frequency treatment device is that common one treats physiotherapy equipment, there is analgesia, promote local blood circulation, exercise one's muscles, soften the effects such as cicatrix, loosen adhesion, antiinflammatory, be applicable to the various diseases such as arthritis, scapulohumeral periarthritis, myofascitis of back, cervical spondylosis, lumbar spondylosis, osseous arthritis.
But current mid-frequency treatment device on the market, the AB class power amplifier using poor efficiency more, but its power consumption is large, needs fin, and machine volume is large, and user is not easy to carry with.
Summary of the invention
The purpose of this utility model is to provide the mid-frequency treatment device that a kind of integrated level is high, effect is low, volume is little, be convenient for carrying.
In order to solve the problem, this utility model provides a kind of mid-frequency treatment device, comprising: power supply circuits, governor circuit, power amplifier and communication module, and described power supply circuits are connected with governor circuit, power amplifier and communication module, for providing working power; Governor circuit connects power amplifier and communication module, and the control signal of reception is transferred to governor circuit by communication module, and governor circuit controls power amplifier; Governor circuit comprises main control chip, the built-in DAC module of described main control chip.
Further, described main control chip is connected by serial communication interface and commmunication module, and the program debugging burning foot of main control chip connects SWD interface.
Further, described main control chip adopts the STM32F051K chip of micro-computer of ST company.
Further, described power amplifier comprises power amplifier chips, and the signal input part of power amplifier chips connects the signal output part of main control chip, and the signal output part connection transformer of power amplifier chips is elementary, and transformer secondary output connects output interface.
Further, described power amplifier chips is CS8508E power discharging IC.
Further, described communication module 14 is bluetooth or WIFI module.
Main control chip of the present utility model have employed the STM32F051K chip of micro-computer of built-in DAC module, and effectively reduce power consumption, integrated level is high, and machine volume is little, is more suitable for domestic and travels easy to carry.Power amplifier chips have employed the efficient CS8508E power discharging IC of D class, avoids using traditional fin, reduces electronic devices and components expense and assembly cost.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model,
Fig. 2 is power supply circuit of the present utility model,
Fig. 3 is the circuit diagram that governor circuit of the present utility model connects communication module,
Fig. 4 is power amplifier figure of the present utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain this utility model, and be not used in restriction this utility model.
Below in conjunction with drawings and Examples, this utility model is further illustrated:
As shown in Figures 1 to 4, this utility model mid-frequency treatment device comprises power supply circuits 11, governor circuit 12, power amplifier 13, communication module 14.Power supply circuits 11 are connected with governor circuit 12, power amplifier 13, communication module 14, for providing working power; Governor circuit 12 connects power amplifier 13 and communication module 14, and the control signal of reception is transferred to governor circuit 12 by communication module 14, and governor circuit 12 controls power amplifier 13.
Power supply circuits 11 comprise the first diode D201, voltage stabilizing chip U204, and it is prevent external power supply both positive and negative polarity from connecing instead that the first diode D201 is used for diode.Power supply circuits 11 adopt external 9V DC source, two-way is divided into after the first diode D201, one road directly provides 8.3V DC source for power amplifier 13, another road after voltage stabilizing chip U204 blood pressure lowering for chip of micro-computer and bluetooth or WIFI module provide 3.3V DC source.Further voltage stabilizing chip U204 is HT7533 chip.Main control chip (U202) built-in DAC module.
Governor circuit 12 comprises main control chip U202, and main control chip U202 is connected by serial communication interface and commmunication module 14, and the program debugging burning foot of main control chip U202 connects SWD interface J201, and main control chip U202 is also circumscribed with crystal oscillator Z021,
Further, main control chip U202 adopts the STM32F051K chip of micro-computer of ST company, this built-in chip type 1x12-bitDAC module.This programme master control IC function is many, and program capacity is large, and the work that reason hardware circuit has come is made into be completed by software, i.e. waveform generation, intermediate frequency Modulation, strength control have been concentrated.The signal that master control IC exports is the different frequency of the low frequencies such as sine wave, square wave, triangular wave and waveshape signal, and this signal is also simultaneously through 2K-10K intermediate frequency Modulation, and this signal also can output amplitude is different by strength control difference signal.
Communication module 14 is bluetooth or WIFI module, communication module 14 of the present utility model and smart mobile phone wireless connections, by coming finishing man-machine interaction and control with APP software on smart mobile phone, it can the automatic record for the treatment of situation of patient, alarm clock calling treatment next time is set, as long as patient is disease or name of disease input, automatically for patient configures prescription, reminds electrode placement positions etc., also reminder alarm client need points for attention etc. automatically can be generated.Mobile phone A PP software control, practicality is high.
Power amplifier 13 comprises power amplifier chips U201, and power amplifier chips U201 is CS8508E power discharging IC.This chip is a high efficiency, ultralow EMI, AB class, D quasi-mode switchable 8.0W monophonic audio amplifier, D quasi-mode up to 90% efficiency.Overcurrent protection that it is built-in, short-circuit protection and overtemperature protection, effective protect IC is not damaged under the working condition of exception.In Fig. 4, circuit makes chip operation under D quasi-mode.
The signal input part of power amplifier chips U201 connects the signal output part of main control chip U202, and the signal output part connection transformer T201 of power amplifier chips U201 is elementary, and transformator T201 level connects output interface J203.
This utility model main control chip U202 have employed the STM32F051K chip of micro-computer of ST company, this built-in chip type DAC module, has abandoned the integrated IC of traditional independent DA, amplification control circuit, effectively reduce power consumption, integrated level is high, and machine volume is little, is more suitable for domestic and travels easy to carry.Power amplifier chips U201 have employed the efficient CS8508E power discharging IC of D class, avoids using traditional fin, reduces electronic devices and components expense and assembly cost.
Claims (6)
1. a mid-frequency treatment device, it is characterized in that: comprising: power supply circuits (11), governor circuit (12), power amplifier (13) and communication module (14), described power supply circuits (11) are connected, for providing working power with governor circuit (12), power amplifier (13) and communication module (14); Governor circuit (12) connects power amplifier (13) and communication module (14), and the control signal of reception is transferred to governor circuit (12) by communication module (14), and governor circuit (12) controls power amplifier (13); Governor circuit (12) comprises main control chip (U202), described main control chip (U202) built-in DAC module.
2. mid-frequency treatment device according to claim 1, is characterized in that: described main control chip (U202) is connected by serial communication interface and commmunication module (14), and the program debugging burning foot of main control chip (U202) connects SWD interface (J201).
3. mid-frequency treatment device according to claim 2, is characterized in that: described main control chip (U202) adopts the STM32F051K chip of micro-computer of ST company.
4. mid-frequency treatment device according to claim 1, it is characterized in that: described power amplifier (13) comprises power amplifier chips (U201), the signal input part of power amplifier chips (U201) connects the signal output part of main control chip (U202), the signal output part connection transformer (T201) of power amplifier chips (U201) is elementary, the secondary connection output interface (J203) of transformator (T201).
5. mid-frequency treatment device according to claim 4, is characterized in that: described power amplifier chips (U201) is CS8508E power discharging IC.
6. mid-frequency treatment device according to claim 1, is characterized in that: described communication module (14) is bluetooth or WIFI module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808397.7U CN205084220U (en) | 2015-10-20 | 2015-10-20 | Intermediate frequency therapeutic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808397.7U CN205084220U (en) | 2015-10-20 | 2015-10-20 | Intermediate frequency therapeutic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205084220U true CN205084220U (en) | 2016-03-16 |
Family
ID=55474946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520808397.7U Expired - Fee Related CN205084220U (en) | 2015-10-20 | 2015-10-20 | Intermediate frequency therapeutic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205084220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721404A (en) * | 2018-08-03 | 2020-01-24 | 沈平 | Wearable sacral plexus nerve stimulator and electrical stimulation method thereof |
-
2015
- 2015-10-20 CN CN201520808397.7U patent/CN205084220U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721404A (en) * | 2018-08-03 | 2020-01-24 | 沈平 | Wearable sacral plexus nerve stimulator and electrical stimulation method thereof |
| CN110721404B (en) * | 2018-08-03 | 2024-02-06 | 津准(三明)医学技术有限公司 | Wearable sacral plexus nerve stimulator and electrical stimulation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 Termination date: 20181020 |