Control system of intermediate frequency electro-therapeutic apparatus

Abstract

The utility model discloses a control system of an intermediate-frequency electro-therapeutic apparatus, and belongs to the field of electro-therapeutic apparatuses. Comprising a main control board, an input module, a heating wire driving module, a temperature detection module and an overtemperature abnormity module. The input module is used for collecting an operation instruction; the heating wire driving module is used for receiving an operation instruction and carrying out heating treatment work; the temperature detection module is used for detecting the temperature of the heating wire driving module; the overtemperature abnormal module is used for receiving the temperature, detected by the temperature module, of the heating wire driving module and generating a shutdown instruction for the heating wire driving module when the temperature, detected by the temperature module, of the heating wire driving module exceeds a preset temperature, so that the heating wire driving module stops working. The control system of the medium-frequency electro-therapeutic apparatus has the beneficial effects that the control system of the medium-frequency electro-therapeutic apparatus can automatically detect the temperature and automatically shut down when the temperature is too high in the electro-therapeutic process.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of electrotherapy apparatus, in particular to a control system of a medium frequency electrotherapy apparatus. BACKGROUND

[0002] Some problems are prone to occur when using the electrotherapy apparatus, and the common one is that the electrotherapy apparatus will heat during use to achieve hot compress, but the temperature will be too high during heating, and if the temperature is too high, the user will be scalded or burned;

[0003] Now, for this problem, the user manually takes off the electrotherapy apparatus when feeling that the temperature is too high, and then manually turns off the electrotherapy apparatus, but the temperature is usually more than ten degrees when the user feels scalded, thereby affecting the effect of electrotherapy. CONTENT OF THE UTILITY MODEL

[0004] The content part of the present application is used to introduce the concept in a simple form, which will be described in detail in the specific embodiment part. The content part of the present application is not intended to identify the key features or essential features of the claimed technical solution, nor is it intended to limit the scope of the claimed technical solution.

[0005] In order to solve the technical problems mentioned in the background part, some embodiments of the present application provide a control system of a medium frequency electrotherapy apparatus, comprising: a main control board, an input module, a heating wire driving module, a temperature detection module and an over-temperature abnormal module; the input module, the heating wire driving module, the temperature detection module and the over-temperature abnormal module are all connected with the main control board; the input module is used to collect operation instructions; the heating wire driving module is used to receive operation instructions and perform heating treatment work; the temperature detection module is used to detect the temperature of the heating wire driving module; the over-temperature abnormal module is used to receive the temperature of the heating wire driving module detected by the temperature module, and generate a stop command to the heating wire driving module when the temperature of the heating wire driving module detected by the temperature module exceeds a preset temperature, so as to stop the work of the heating wire driving module.

[0006] Further, the control system of the medium frequency electrotherapy apparatus further comprises a modulation PWM waveform module; the modulation PWM waveform module is used to realize electric stimulation treatment work; the modulation PWM waveform module is connected with the main control board; when the over-temperature abnormal module generates a stop command, the modulation PWM waveform module stops working.

[0007] Further, the control system of the medium frequency electrotherapy apparatus further comprises a potentiometer resistance detection module, an NTC open short circuit abnormal module and an output module; the potentiometer resistance detection module and the NTC open short circuit abnormal module are both connected with the main control board;

[0008] The NTC open short circuit abnormality module is configured to generate an abnormality signal, and the output module is configured to output the abnormality signal.

[0009] Further, the control system of the intermediate frequency electrotherapy instrument further comprises a power supply voltage detection module, and the heating wire driving module and the modulation PWM waveform module are both connected with the power supply voltage detection module in signal.

[0010] Further, the modulation PWM waveform module generates a 4000-4400 Hz sine wave when realizing the electric stimulation treatment work.

[0011] Further, the control system of the intermediate frequency electrotherapy instrument further comprises a display module, and the display module is connected with the input module and the output module in signal through the main control board, and the display module is configured to display the operation instruction collected by the input module and display the abnormality signal output by the output module.

[0012] The control system of the intermediate frequency electrotherapy instrument has the beneficial effect that the temperature can be automatically detected and the instrument can be automatically shut down when the temperature is too high during the electrotherapy process. BRIEF DESCRIPTION OF DRAWINGS

[0013] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application and are incorporated in and constitute a part of this application. The drawings illustrate embodiments of the present application and, together with the description, serve to explain the principles of the present application.

[0014] In addition, throughout the drawings, same or similar reference numerals are used to denote same or similar elements. It should be understood that the drawings are schematic, and elements and elements are not necessarily drawn according to scale.

[0015] In the drawings:

[0016] Figure 1 is a whole schematic diagram according to the embodiment of the present application. DETAILED DESCRIPTION

[0017] Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although some embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure can be implemented in various forms, and should not be interpreted as being limited to the embodiments set forth herein. On the contrary, these embodiments are provided to make the present disclosure more thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are only for exemplary purposes, and are not intended to limit the scope of protection of the present disclosure.

[0018] In addition, it needs to be noted that only parts related to the present application are shown in the drawings for the convenience of description. The embodiments in the present disclosure and the features in the embodiments can be combined with each other without conflict.

[0019] It should be noted that the concepts of "first", "second", and the like mentioned in the present disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0020] It should be noted that the modification of "one" or "multiple" mentioned in the present disclosure is illustrative and not restrictive, and those skilled in the art should understand that unless the context clearly indicates otherwise, it should be understood as "one or more".

[0021] The present disclosure will be described in detail below with reference to the drawings and in conjunction with embodiments.

[0022] Referring to Figure 1 ,

[0023] A control system of an intermediate frequency electrotherapy instrument, comprising: a main control board, an input module, a heating wire driving module, a temperature detection module and an over-temperature abnormal module. The input module, the heating wire driving module, the temperature detection module and the over-temperature abnormal module are all connected by the main control board signal; the input module is used for collecting operation instructions; the heating wire driving module is used for receiving operation instructions and performing heating treatment work; the temperature detection module is used for detecting the temperature of the heating wire driving module; the over-temperature abnormal module is used for receiving the temperature of the heating wire driving module detected by the temperature module, and generating a shutdown instruction to the heating wire driving module when the temperature of the heating wire driving module detected by the temperature module exceeds a preset temperature, so as to stop the heating wire driving module from working.

[0024] Specifically, the control system of the intermediate frequency electrotherapy instrument further comprises: a modulation PWM waveform module; the modulation PWM waveform module is used for realizing electric stimulation treatment work; the modulation PWM waveform module is connected with the main control board signal; when the over-temperature abnormal module generates a shutdown instruction, the modulation PWM waveform module stops working. The modulation PWM waveform module generates a 4000-4400 Hz sine wave when realizing electric stimulation treatment work.

[0025] Specifically, the control system of the intermediate frequency electrotherapy instrument further comprises: a potentiometer resistance detection module, an NTC open short circuit abnormal module and an output module; the potentiometer resistance detection module and the NTC open short circuit abnormal module are both connected with the main control board signal; the NTC open short circuit abnormal module is used for generating an abnormal signal; the output module is used for outputting the abnormal signal.

[0026] Specifically, the control system of the intermediate frequency electrotherapy instrument further comprises a power voltage detection module; the heating wire driving module and the modulated PWM waveform module are both connected with the power voltage detection module through the main control board.

[0027] Specifically, the control system of the intermediate frequency electrotherapy instrument further comprises a display module; the display module is connected with the input module and the output module through the main control board; the display module is used for displaying the operation instruction collected by the input module and displaying the abnormal signal output by the output module.

[0028] The input module is a key integrated on the display module, and the operation instruction is input through the key; the display module is a display.

[0029] Workflow:

[0030] The operation instruction is input through the input module, so that the heating wire driving module and the modulated PWM waveform module work, and the temperature detection module detects the temperature of the heating wire driving module; if the detected temperature is 42-43 DEG C, the instrument is in normal operation; if the temperature exceeds 43 DEG C, the instrument is stopped, so that the heating wire driving module and the modulated PWM waveform module do not work, thereby preventing the user from being scalded.

[0031] The above description is only some preferred embodiments of the present disclosure and the explanation of the applied technical principles. Those skilled in the art should understand that the scope of the application involved in the embodiments of the present disclosure is not limited to the technical solutions formed by the specific combinations of the above technical features, and should also cover other technical solutions formed by any combination of the above technical features or equivalent features without departing from the above inventive concept. For example, the above features are replaced with the technical features disclosed in the embodiments of the present disclosure (but not limited to) having similar functions to form technical solutions.

Claims

1. A control system for a medium-frequency electrotherapy device, characterized in that, include: Main control board, input module, heating wire drive module, temperature detection module, and over-temperature anomaly module; The input module, the heating wire driving module, the temperature detection module, and the over-temperature anomaly module are all connected via signals from the main control board; The input module is used to collect operation commands; The heating wire drive module is used to receive operation commands and perform heating treatment. The temperature detection module is used to detect the temperature of the heating wire drive module; The over-temperature anomaly module is used to receive the temperature of the heating wire drive module detected by the temperature module, and generate a shutdown command to the heating wire drive module when the temperature detected by the temperature module exceeds a preset temperature, so that the heating wire drive module stops working.

2. The control system of the intermediate frequency electrotherapy device according to claim 1, characterized in that: The control system of the intermediate frequency electrotherapy device also includes: a modulation PWM waveform module; The modulated PWM waveform module is used to implement electrical stimulation therapy. The modulation PWM waveform module is connected to the main control board for signal transmission. When the over-temperature anomaly module generates a shutdown command, the modulated PWM waveform module stops working.

3. The control system of the intermediate frequency electrotherapy device according to claim 2, characterized in that: The control system of the medium-frequency electrotherapy device also includes: a potentiometer resistance detection module, an NTC open / short circuit fault module, and an output module; Both the potentiometer resistance detection module and the NTC open / short circuit fault module are connected to the main control board for signal transmission. The NTC open / short circuit fault module is used to generate fault signals; the output module is used to output the fault signals.

4. The control system of the intermediate frequency electrotherapy device according to claim 3, characterized in that: The control system of the intermediate frequency electrotherapy device also includes: a power supply voltage detection module; Both the heating wire driving module and the modulation PWM waveform module are connected to the power supply voltage detection module via the main control board.

5. The control system of the intermediate frequency electrotherapy device according to any one of claims 2-4, characterized in that: The modulated PWM waveform module generates a 4000-4400Hz sine wave during electrical stimulation therapy.

6. The control system of the intermediate frequency electrotherapy device according to claim 5, characterized in that: The control system of the intermediate frequency electrotherapy device also includes: a display module; The display module is signal-connected to the input module and the output module through the main control board; The display module is used to display the operation commands collected by the input module and the abnormal signals output by the output module.

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