CN219847848U - Intelligent low-frequency dysmenorrhea physiotherapy instrument - Google Patents
Intelligent low-frequency dysmenorrhea physiotherapy instrument Download PDFInfo
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- CN219847848U CN219847848U CN202223148631.7U CN202223148631U CN219847848U CN 219847848 U CN219847848 U CN 219847848U CN 202223148631 U CN202223148631 U CN 202223148631U CN 219847848 U CN219847848 U CN 219847848U
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- 206010013935 Dysmenorrhoea Diseases 0.000 title claims abstract description 48
- 208000005171 Dysmenorrhea Diseases 0.000 title claims abstract description 45
- 238000000554 physical therapy Methods 0.000 title claims abstract description 43
- 238000001514 detection method Methods 0.000 claims abstract description 46
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 54
- 229910052744 lithium Inorganic materials 0.000 claims description 54
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 238000003306 harvesting Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000002560 therapeutic procedure Methods 0.000 description 4
- 208000002193 Pain Diseases 0.000 description 3
- 230000000202 analgesic effect Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 206010012735 Diarrhoea Diseases 0.000 description 1
- 206010019233 Headaches Diseases 0.000 description 1
- 206010028813 Nausea Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 208000019790 abdominal distention Diseases 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 210000004392 genitalia Anatomy 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000005906 menstruation Effects 0.000 description 1
- 230000008693 nausea Effects 0.000 description 1
- 230000001148 spastic effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model discloses an intelligent low-frequency dysmenorrhea physiotherapy instrument which comprises a BLE (Bluetooth low energy) main control module, a power management module, a boosting module, a pulse output module, a detection feedback module and a buzzer module.
Description
The application number of the proposal is 2022200784216, and the utility model name is the priority of an intelligent low-frequency dysmenorrhea physiotherapy instrument, which is filed in 2022, 1 and 13 days.
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an intelligent low-frequency dysmenorrhea physiotherapy instrument.
Background
Dysmenorrhea refers to spastic pain in the lower abdomen and waist before and during menstruation, and other symptoms include headache, dizziness, debilitation, abdominal distention, diarrhea, cold limbs, nausea, emesis, etc., which may be caused by severe pain. The western medicine gynaecology and obstetrics science divides dysmenorrheal into primary dysmenorrheal and secondary dysmenorrheal, wherein primary dysmenorrheal is functional dysmenorrheal, namely that the genital organs have no organic lesions. Epidemiological deviation shows that the incidence rate of primary dysmenorrhea is up to 45% -95%, and the primary dysmenorrhea is a common gynecological disease and is frequently found in young women without wedding. Dysmenorrhea brings a lot of inconvenience to female patients, and has great influence on life, work, study and the like.
Traditional needle therapy of primary dysmenorrhea needs to be carried out after a patient inserts a needle, but at present, due to factors such as equipment volume and the like, a patient needs to be treated nearby equipment in a lead connection mode, and professional staff is equipped to operate the equipment, so that certain inconvenience is brought to the study, work and life of the patient in the treatment process. In view of the above-mentioned phenomenon, the present inventors devised an intelligent low-frequency dysmenorrhea physiotherapy apparatus, which uses a highly integrated PCB, occupies a small space, is convenient to operate, and can be carried by a patient, and related therapeutic operations can be performed by only fixing the physiotherapy apparatus to the pain-relieving portion.
Disclosure of Invention
The utility model aims to provide an intelligent low-frequency dysmenorrhea physiotherapy instrument which can be used for treating dysmenorrhea by accurately outputting alternating frequencies of constant pulse widths.
To achieve the above object, the solution of the present utility model is: an intelligent low-frequency dysmenorrhea physiotherapy instrument is characterized by comprising a BLE main control module, a power management module, a boosting module, a pulse output module, a detection feedback module and a buzzer module;
the BLE main control module is connected with the power management module, the boosting module, the pulse output module, the detection feedback module and the buzzer module in sequence;
the boosting module is respectively connected with the power management module and the pulse output module, and the pulse output module is used for outputting an electric pulse signal with constant pulse width;
the power management module is connected with the boosting module and is used for supplying power to the BLE main control module and the boosting module;
the detection feedback module is connected with the pulse output module, and specifically, the detection feedback module is used for capturing and calculating the pulse width and the period output by the pulse output module at regular time, and feeding back a state signal generated by the calculated pulse width and period to the BLE main control module, and the BLE main control module controls the buzzer module to feed back the state signal and forwards the state signal to the mobile intelligent terminal.
Further, the BLE master control module comprises a BLE master control chip, and specifically, a reset circuit and a crystal oscillator input circuit; the system comprises a system power output circuit, a battery electric quantity acquisition circuit, a boost chopper circuit, a feedback control circuit, a bipolar pulse circuit, an electrode detection circuit, an RGB indicator lamp, a power key, an intensity adjusting key, a buzzer and other circuits, wherein the circuits are directly connected to IO of a BLE chip, and the BLE main control chip performs function switching on and off on related module circuits according to messages sent by a Bluetooth terminal.
Further, the power management module comprises a lithium battery, a lithium battery charging circuit, a system power output circuit and a battery electric quantity acquisition circuit;
the lithium battery is sequentially connected with the lithium battery charging circuit, the system power output circuit and the battery voltage acquisition circuit;
the lithium battery charging circuit, the system power output circuit and the battery electric quantity acquisition circuit are sequentially connected with the BLE main control chip.
Further, the lithium battery charging circuit comprises a USB interface and a lithium battery charging chip; the system power supply output circuit comprises a voltage stabilizing chip, specifically, a lithium battery power supply provides a system power supply for a BLE main control chip through the voltage stabilizing chip;
the battery electric quantity acquisition circuit comprises a first acquisition resistor, a second acquisition resistor and an acquisition capacitor;
the first acquisition resistor is connected with the second acquisition resistor in series, and the second acquisition resistor is connected with the acquisition capacitor in parallel;
the USB interface is connected with the lithium battery charging chip, the lithium battery charging chip is connected with the BLE main control chip,
the USB interface is connected with an external power supply to supply power to the lithium battery charging chip;
the BLE main control chip judges whether the lithium battery is in a charging state or not through level detection of the CHRG end of the lithium battery charging chip;
and the BLE main control chip detects the electric quantity of the lithium battery by collecting the level change of the serial ends of the first collecting resistor and the second collecting resistor.
Further, the boost module comprises a boost chopper circuit and a feedback control circuit;
the boost chopper circuit and the feedback control circuit are sequentially connected with the BLE main control chip;
the boost chopper circuit is connected with the system power supply output circuit;
the boost chopper circuit outputs the power supply to the pulse output module after boosting according to the control of the BLE main control chip, specifically, PWM of the boost chopper circuit is generated by the BLE main control chip, and the boost effect is achieved under the current holding effect of the inductor L109 and the effect of the rectifying diode D108 by controlling the on-off of the triode Q111;
the feedback control circuit collects output voltage of the boost chopper circuit to feed back to the BLE main control chip, specifically, resistors R119 and R124 form a sampling circuit, voltage of an electrolytic capacitor C123 is obtained to feed back to the BLE main control chip, the main control chip dynamically adjusts PWM duty ratio through a PID algorithm, so that voltage output to a pulse output module is accurate and safe, a triode Q109 and a triode Q112 form an enabling end, when the boost chopper circuit is not used, a boost switch BOO_SW is pulled down, and the boost chopper circuit is isolated from a system power supply; when boost switch BOO_SW is high, boost chopper circuit is turned on with the system power supply.
Further, the pulse output module comprises a bipolar pulse circuit and an electrode;
the bipolar pulse circuit is sequentially connected with the boost chopper circuit, the BLE master control chip and the electrode;
the bipolar pulse circuit generates positive pulse or negative pulse according to the output of the boost chopper circuit and the control of the BLE master control chip and outputs the positive pulse or the negative pulse to the electrode, specifically, when the pulse output switch 1 (PUL 1) is at a high level and the pulse output switch 2 (PUL 2) is at a low level, the triode Q108-A is conducted, and a power supply flows to the ground through the triode Q107-A, the output end PUL_OA, the output end PUL_OB, the triode Q110-A, the diode D109 and the diode D110; when the pulse output switch 2 (PUL 2) is at a high level and the pulse output switch 1 (PUL 1) is at a low level, the triode Q108-B is conducted, and a power supply flows to the ground through the triode Q107-B, the output end PUL_OB, the output end PUL_OA, the triode Q110-B, the diode D109 and the diode D110; when pulse output switch 1 (PUL 1) and pulse output switch 2 (PUL 2) are simultaneously at a low level, transistor Q108-A, Q108-B is turned off and the bipolar pulse circuit does not output.
Further, the detection feedback module includes an electrode detection circuit, the electrode detection circuit is connected with the bipolar pulse circuit and the BLE master control chip, and is used for capturing and calculating a pulse width and a period output by the bipolar pulse circuit, and feeding back a calculated pulse width and period generation status signal to the BLE master control chip, specifically, when the output end pul_oa and the output end pul_ob are in poor contact or disconnected, the diode D109 and the diode D110 are not conducted, so that the triode Q113 of the electrode detection circuit is turned off, the pulse capturing detection end pase_chk outputs a high level, the BLE master control chip determines the connection condition of the electrode through the level output of the pulse capturing detection end pase_chk, namely, when the electrode is disconnected, the pulse capturing detection end pase_chk outputs the high level, the system power supply output is turned off in time.
Further, the device also comprises an indicator light module; the indicator light module is connected with the BLE master control module; the indicator light module indicates the working state of the pulse output circuit through displaying colors, specifically, the indicator light module comprises an RGB indicator light which is connected with a BLE main control chip IO, and different color indications are generated through IO combined output.
Further, the intelligent power supply system further comprises a printed circuit board and a shell, wherein the BLE main control module, the power supply management module, the boosting module, the pulse output module, the detection feedback module, the buzzer module and the indicator lamp module are printed on the printed circuit board, and the printed circuit board is arranged on the shell.
Further, the intelligent electronic device further comprises a key module, wherein the key module is connected with the BLE main control module, and specifically comprises a power key and an intensity adjusting key.
After the scheme is adopted, the gain effect of the utility model is as follows:
1. the utility model refers to the traditional needle therapy, and the acupoint of the dysmenorrhea part is stimulated by precisely outputting the alternating frequency of the constant pulse width, so as to achieve the analgesic and therapeutic effects.
2. The intelligent low-frequency dysmenorrhea physiotherapy instrument is provided with a detection feedback module, the pulse width and the period output by the pulse output module are captured at fixed time, capture information is fed back to the BLE main control module, when the pulse width or the period output is found to be different from a given setting parameter, the electrode is judged to be invalid, and the intelligent low-frequency dysmenorrhea physiotherapy instrument can automatically close the output and enter a sleep mode after a buzzer is buzzed for prompting, so that the safety of treatment is ensured.
3. The lithium battery charging circuit is connected with the USB line through the USB interface, and is connected with a computer, a charger and a charger, so that the lithium battery charging circuit can be charged conveniently and rapidly.
4. The utility model is provided with a circuit voltage acquisition circuit, and the lithium battery can be automatically shut down when the electric quantity of the lithium battery is lower than a set safety threshold value so as to ensure the use safety.
5. The utility model is provided with a BOOST chopper circuit, the BOOST principle is utilized to control the system power supply, the input of the system power supply of 3.3V can be regulated to 0-100V, and then the bipolar pulse circuit is modulated into two pulses with opposite polarities to be output to the electrode.
6. According to the utility model, the BLE main control module is adopted, all functional modules are integrated on a PCB through a low-power consumption Bluetooth technology and are arranged in a portable shell, and Bluetooth is connected with a mobile intelligent terminal for control through key switch adjustment, such as a smart phone, a smart tablet, a smart watch, a portable computer and the like, so that the power consumption characteristic of a product is reduced, the volume of the product is reduced, the weight is reduced, and the intelligent low-frequency dysmenorrhea physiotherapy instrument is quite convenient to carry and use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a circuit diagram of a BLE master control module according to the present utility model;
FIG. 3 is a circuit diagram of a power management module of the present utility model;
FIG. 4 is a pulse circuit diagram of a boost module of the present utility model;
FIG. 5 is a circuit diagram of an output module and a detection feedback module of the present utility model;
fig. 6 is a circuit diagram of a buzzer module of the present utility model;
FIG. 7 is a circuit diagram of an indicator light module of the present utility model;
FIG. 8 is a circuit diagram of a key module of the present utility model;
FIG. 9 is a control flow diagram of the present utility model;
FIG. 10 is a schematic view of the housing structure of the present utility model;
FIG. 11 is a schematic view of the housing structure of the present utility model;
fig. 12 is a schematic view of the housing structure of the present utility model.
Description of the reference numerals: a BLE master control module 1; a power management module 2; a boosting module 3; a pulse output module 4; a detection feedback module 5; a buzzer module 6; a key module 7; an indicator light module 8; a lithium battery 9; a housing 10; a printed circuit board 0; a BLE master control chip 11; a reset circuit 12; a crystal oscillator input circuit (13, 14); a lithium battery charging circuit 21; a system power supply output circuit 22; a battery power collection circuit 23; USB interface USB_CON; a lithium battery charging chip U100; a voltage stabilizing chip U101; a first acquisition resistor R103; a second acquisition resistor R104; collecting a capacitor C103; a boost chopper circuit 31; a feedback control circuit 32; a bipolar pulse circuit 41; an electrode 42; an electrode detection circuit 51.
Detailed Description
The present utility model will be described in detail with reference to fig. 1 to 10 and the specific examples.
The utility model provides an intelligent low-frequency dysmenorrhea physiotherapy instrument, which comprises a BLE main control module 1, a power management module 2, a boosting module 3, a pulse output module 4, a detection feedback module 5 and a buzzer module 6, wherein the BLE main control module 1 is respectively connected with the power management module 2, the boosting module 3, the pulse output module 4, the detection feedback module 5 and the buzzer module 6, the boosting module 3 is respectively connected with the power management module 2 and the pulse output module 4, the pulse output module 4 is used for outputting an electric pulse signal with a constant pulse width, the detection feedback module 5 is used for capturing and calculating the pulse width and the period output by the pulse output module 4 at fixed time, and feeding back the calculated pulse width and period generation state signal to the BLE main control module 1, and the BLE main control module 1 controls the buzzer module 6 and the indicator module 8 to feed back the state signal and forwards the state signal to a mobile intelligent terminal.
Specifically, the BLE master control module 1 comprises a BLE master control chip 11, a reset circuit 12 and crystal oscillator input circuits (13, 14); the system power output circuit 22, the battery power acquisition circuit 23, the boost chopper circuit 31, the feedback control circuit 32, the bipolar pulse circuit 41, the electrode detection circuit 51, the RGB indicator lamp D106, the power KEY KEY1, the intensity adjusting KEYs (KEY 2 and KEY 3), the buzzer BUZ and other circuits or components are directly connected to the IO of the BLE chip, and the BLE main control chip 11 performs function switching on and off on related module circuits according to messages sent by a Bluetooth terminal.
Specifically, the BLE main control module 1, the power management module 2, the boost module 3, the pulse output module 4, the detection feedback module 5, the buzzer module 6, the key module 7 and the indicator light module 8 are printed on the printed circuit board 0, and the printed circuit board 0 is arranged on the housing 10.
The BLE main control module 1 communicates with the mobile intelligent terminal through a Bluetooth adapter, a control program is embedded in the mobile intelligent terminal, the Bluetooth adapter communicates with the BLE main control module 1 through the control program, and the Bluetooth adapter and the control program control the pulse output module 4 through the BLE main control module 1. The mobile intelligent terminal in the scheme can be a mobile phone, a tablet, a watch, a computer and other devices, and the mobile phone is adopted as the mobile intelligent terminal in the embodiment.
The traditional needle therapy needs to leave the needle subcutaneously, and common physiotherapy instrument can bring certain inconvenience to study, work and life of a patient in the treatment process because of volume factors or treatment modes of lead connection, in order to solve the problem, the intelligent low-frequency dysmenorrhea physiotherapy instrument is arranged on the shell 10, the electrode 42 included in the pulse output module 4 on the printed circuit board 0 is used for outputting electric pulses, and when the shell 10 is fixed on a dysmenorrhea treatment part of a body, the electrode 42 is attached to an effective acupoint of the body, so that the volume of a product is greatly reduced, the weight is also reduced, and the carrying and the use of the intelligent low-frequency dysmenorrhea physiotherapy instrument are quite convenient.
The power management module of the present utility model is described in detail below with reference to fig. 2 and 3 and embodiments.
Specifically, the power management module 2 includes a lithium battery 9, a lithium battery charging circuit 21, a system power output circuit 22 and a battery power acquisition circuit 23;
the lithium battery 9 is sequentially connected with the lithium battery charging circuit 21, the system power output circuit 22 and the battery voltage acquisition circuit 23;
the lithium battery charging circuit 21, the system power output circuit 22 and the battery power acquisition circuit 23 are sequentially connected with the BLE main control chip 11.
Specifically, the lithium battery charging circuit 21 includes a USB interface usb_con and a lithium battery charging chip U100; the system power output circuit 22 comprises a voltage stabilizing chip U101, and a lithium battery 9 power supply provides a system power supply V_SYS for the BLE main control chip 11 through the voltage stabilizing chip U101;
the battery electric quantity acquisition circuit 23 comprises a first acquisition resistor R103, a second acquisition resistor R104 and an acquisition capacitor C103; the first acquisition resistor R103 is connected with the second acquisition resistor R104 in series, and the second acquisition resistor R104 is connected with the acquisition capacitor C103 in parallel; the USB interface USB_CON is connected with the lithium battery charging chip U100, the lithium battery charging chip U100 is connected with the BLE main control chip 11,
the USB interface USB_CON is connected with an external power supply VUSB to supply power to the lithium battery charging chip U100;
the BLE main control chip 11 detects the level of the CHRG end of the lithium battery charging chip U100 through the lithium battery charging detection end chg_chk to determine whether the lithium battery 9 is in a charging state;
the BLE main control chip collects level change of a series end of the first collection resistor and the second collection resistor through a battery electric quantity detection end BAT_ADC, and detects the electric quantity of the lithium battery 9.
The boosting module of the present utility model is described in detail below with reference to fig. 2 and 4 and the specific embodiments.
Specifically, the boost module 3 includes a boost chopper circuit 31 and a feedback control circuit 32;
the boost chopper circuit 31 and the feedback control circuit are sequentially connected with the BLE main control chip;
the boost chopper circuit 31 is connected with the system power supply v_sys;
the boost chopper circuit 31 outputs the power supply management module to the pulse output module after boosting according to the control of the BLE main control chip, PWM of the boost chopper circuit 31 is generated by the BLE main control chip, and a boost voltage output control end BOO_CTRL achieves a boost effect under the current holding function of the inductor L109 and the function of the rectifying diode D108 by controlling the on-off of the triode Q111;
the feedback control circuit collects the output voltage of the boost chopper circuit 31 and feeds back the output voltage to the BLE master control chip, specifically, resistors R119 and R124 form a sampling circuit, a boost output voltage detection end BOO_ADC obtains the voltage of an electrolytic capacitor C123 and feeds back the voltage to the BLE master control chip, the master control chip dynamically adjusts the duty ratio of PWM through a PID algorithm, so that a boost power supply V_BOO output to the pulse output module 4 is accurate and safe, a triode Q109 and a triode Q112 form an enabling end, when the boost power supply is not used, the boost switch BOO_SW is pulled down, and the boost chopper circuit 31 is isolated from a system power supply V_SYS; when the boost switch boost_sw is at a high level, the boost chopper circuit 31 is turned on with the system power supply v_sys.
The pulse output module and the detection feedback module of the present utility model are described in detail below with reference to fig. 2 and 5 and the embodiments.
Specifically, the pulse output module 4 includes a bipolar pulse circuit 41 and an electrode 42;
the bipolar pulse circuit 41 is sequentially connected with the boost chopper circuit 31, the BLE master control chip 11 and the electrode 42; the bipolar pulse circuit 41 generates positive pulse or negative pulse according to the boost power v_bo output by the boost chopper circuit and the control of the BLE master control chip 11, and outputs the positive pulse or the negative pulse to the electrode, when the pulse output switch 1 (PUL 1) is at a high level and the pulse output switch 2 (PUL 2) is at a low level, the transistor Q108-a is turned on, and the boost power v_bo flows to the ground through the transistor Q107-a, the output terminal pul_oa, the output terminal pul_ob, the transistor Q110-a, the diode D109 and the diode D110; when the pulse output switch 2 (PUL 2) is at a high level and the pulse output switch 1 (PUL 1) is at a low level, the triode Q108-B is conducted, and a power supply flows to the ground through the triode Q107-B, the output end PUL_OB, the output end PUL_OA, the triode Q110-B, the diode D109 and the diode D110; when pulse output switch 1 (PUL 1) and pulse output switch 2 (PUL 2) are simultaneously at a low level, transistors Q108-A, Q108-B are turned off and bipolar pulse circuit 41 does not output to electrode 42.
Specifically, the detection feedback module 5 includes an electrode detection circuit 51, where the electrode detection circuit 51 is connected to the bipolar pulse circuit 41 and the BLE master control chip 11, and is configured to capture and calculate a pulse width and a period output by the bipolar pulse circuit, and feed back a calculated pulse width and period generation status signal to the BLE master control chip 11, when the output end pul_oa and the output end pul_ob are in poor contact or disconnected, the diode D109 and the diode D110 are not connected, so that the triode Q113 of the electrode detection circuit 51 is turned off, the pulse capturing detection end ste_chk outputs a high level, the BLE master control chip 11 determines a connection condition of the electrode 42 through the level output of the pulse capturing detection end ste_chk, that is, when the electrode 42 is disconnected, the pulse capturing detection end ste_chk outputs a high level, and the system power v_sys is turned off in time.
The buzzer module, the key module and the indicator light module according to the present utility model will be described in detail with reference to fig. 2, 6, 7 and 8.
Specifically, the buzzer module includes a buzzer BUZ, the buzzer BUZ is connected with a system power supply V_SYS, and the BLE main control chip 11 outputs the frequency of the corresponding parameter through a buzzing end BUZ_OUT to make the buzzer BUZ sound.
Specifically, the indicator light module 8 is connected with the BLE master control module 1; the indicator light module 8 indicates the working state of the pulse output circuit by displaying color, specifically, the pulse output circuit comprises an RGB indicator light D106, the RGB indicator light D106 is connected with a system power supply v_sys, and the BLE main control chip 11 outputs different frequencies and duty ratios through a red end LEDR, a green end LEDG and a blue end LEDB to enable the RGB indicator light D106 to generate different color indications.
Specifically, the KEY module 7 is connected to the BLE master control module 1, specifically, the KEY module 7 includes a power KEY1 and intensity adjusting KEYs (KEY 2 and KEY 3), and the BLE master control module 1 generates a working signal according to the state of the power KEY1, so as to control the pulse output module 4 to perform work, and adjust the treatment intensity through the intensity adjusting KEYs (KEY 2 and KEY 3).
The control flow of the intelligent low-frequency dysmenorrhea physiotherapy instrument is described in detail below with reference to FIGS. 1-9 and the working principle.
In the specific implementation process, when the electric quantity of the lithium battery 9 is sufficient, the intelligent low-frequency dysmenorrhea physiotherapy instrument automatically initiates Bluetooth broadcasting after being started, at the moment, the indicator lamp module 8 is in a flickering state, and two operation modes are available, namely, the connection of a mobile phone is waited, if the connection of the mobile phone is successful in the Bluetooth broadcasting effective time, the indicator lamp module 8 is in a normally-on state, treatment parameters such as treatment duration and treatment intensity can be set through small programs or APP on the mobile phone, the output states of the physiotherapy instrument such as treatment starting, treatment suspension and equipment shutdown are controlled, when the small programs or APP are used for setting the parameters, the intelligent low-frequency dysmenorrhea physiotherapy instrument can output alternating frequency of constant pulse width to stimulate acupoints of dysmenorrhea according to the set time so as to achieve the analgesic effect;
the other is an off-line mode, namely, the power KEY KEY1 is pressed within the effective time of Bluetooth broadcasting, at the moment, the intelligent low-frequency dysmenorrhea physiotherapy instrument directly enters a working state in an initialized treatment mode with fixed time and minimum intensity, and the treatment intensity is regulated by an intensity regulating KEY; whether the intelligent low-frequency dysmenorrhea physiotherapy instrument is in an online mode or an offline mode, the treatment intensity can be adjusted through the intensity adjusting key only when the intelligent low-frequency dysmenorrhea physiotherapy instrument is in a treatment state.
Meanwhile, the detection feedback module 5 captures and calculates the pulse width and period outputted by the pulse output module 4 at regular time in the treatment process, and feeds back the calculated pulse width and period generation status signal to the BLE main control module 1, when the output pulse width or period is found to be different from the set parameter, the phenomena of electrode falling, poor contact and the like may exist, namely, the electrode 42 is judged to work inefficiently, at this time, the intelligent low-frequency dysmenorrhea physiotherapy instrument can automatically close the output, and enters the sleep mode after the buzzer module 6 buzzes to prompt, so that the phenomenon that the electrode falls and the intelligent low-frequency dysmenorrhea physiotherapy instrument still works can be avoided, and the safety of the treatment process is ensured.
In addition, after the power-on, in the effective time of Bluetooth broadcasting, no mobile phone is connected or no power key is operated, the intelligent low-frequency dysmenorrhea physiotherapy instrument automatically enters a sleep mode, so that the loss of the physiotherapy instrument is reduced, and further, the safety of the physiotherapy instrument in the use process is ensured.
In summary, the utility model refers to the traditional needle therapy, and the acupoint of the dysmenorrhea part is stimulated by precisely outputting the alternating frequency of the constant pulse width so as to achieve the analgesic effect; by utilizing the Bluetooth low energy technology, the functional modules are highly integrated, so that the power consumption characteristic of the product is reduced, the volume of the product is reduced, the weight is reduced, and the intelligent low-frequency dysmenorrhea physiotherapy instrument is quite convenient to carry and use; the pulse width and period output by the pulse output module are captured and fed back at fixed time through the detection feedback module, when the output pulse width or period is found to be different from the parameter of the given boosting module, the electrode 42 is judged to be invalid, the intelligent low-frequency dysmenorrhea physiotherapy instrument automatically turns off the output and the buzzer buzzes to prompt and then enters a sleep mode, so that the safety of treatment is ensured; the intelligent low-frequency dysmenorrhea physiotherapy instrument is provided with a detection feedback module, the pulse width and the period output by the pulse output module are captured at fixed time, capture information is fed back to the BLE main control module, when the pulse width or the period output is found to be different from a given setting parameter, the electrode is judged to be invalid, and the intelligent low-frequency dysmenorrhea physiotherapy instrument automatically turns off the output and enters a sleep mode after a buzzer buzzes to prompt, so that the safety of treatment is ensured; the lithium battery charging circuit is connected with the USB line through the USB interface, and is connected with a computer, a charger and a charger, so that the lithium battery charging circuit can be charged conveniently and rapidly; the utility model is provided with a circuit voltage acquisition circuit, and the lithium battery can be automatically shut down when the electric quantity of the lithium battery is lower than a set safety threshold value so as to ensure the use safety. The utility model is provided with a BOOST chopper circuit, the BOOST principle is utilized to control the system power supply, the input of the system power supply of 3.3V can be regulated to 0-100V, and then the bipolar pulse circuit is modulated into two pulses with opposite polarities to be output to the electrode. According to the utility model, the BLE main control module is adopted, all functional modules are integrated on a PCB through a low-power consumption Bluetooth technology and are arranged in a portable shell, and Bluetooth is connected with a mobile intelligent terminal for control through key switch adjustment, such as a smart phone, a smart tablet, a smart watch, a portable computer and the like, so that the power consumption characteristic of a product is reduced, the volume of the product is reduced, the weight is reduced, and the intelligent low-frequency dysmenorrhea physiotherapy instrument is quite convenient to carry and use. In addition, the utility model has two operation modes of on-line operation and off-line operation, and is convenient for patients to use under different situations.
The above embodiments are only preferred embodiments of the present utility model, and are not limited to the present utility model, and all equivalent changes made according to the design key of the present utility model fall within the protection scope of the present utility model.
Claims (10)
1. An intelligent low-frequency dysmenorrhea physiotherapy instrument is characterized by comprising a BLE main control module, a power management module, a boosting module, a pulse output module, a detection feedback module and a buzzer module;
the BLE main control module is connected with the power management module, the boosting module, the pulse output module, the detection feedback module and the buzzer module in sequence;
the power management module is connected with the boosting module and is used for supplying power to the BLE main control module and the boosting module;
the boosting module is respectively connected with the power management module and the pulse output module, and the pulse output module is used for outputting an electric pulse signal with constant pulse width;
the detection feedback module is connected with the pulse output module.
2. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 1, wherein BLE master control module comprises a BLE master control chip.
3. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 2, wherein said power management module comprises a lithium battery, a lithium battery charging circuit, a system power output circuit and a battery power harvesting circuit;
the lithium battery is sequentially connected with the lithium battery charging circuit, the system power output circuit and the battery voltage acquisition circuit;
the lithium battery charging circuit, the system power output circuit and the battery electric quantity acquisition circuit are sequentially connected with the BLE main control chip.
4. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 3, wherein said lithium battery charging circuit comprises a USB interface and a lithium battery charging chip; the system power output circuit comprises a voltage stabilizing chip, and the battery electric quantity acquisition circuit comprises a first acquisition resistor, a second acquisition resistor and an acquisition capacitor;
the first acquisition resistor is connected with the second acquisition resistor in series, and the second acquisition resistor is connected with the acquisition capacitor in parallel;
the USB interface is connected with the lithium battery charging chip, the lithium battery charging chip is connected with the BLE main control chip,
the USB interface is connected with an external power supply to supply power to the lithium battery charging chip;
the BLE main control chip judges whether the lithium battery is in a charging state or not through level detection of the CHRG end of the lithium battery charging chip;
and the BLE main control chip detects the electric quantity of the lithium battery by collecting the level change of the serial ends of the first collecting resistor and the second collecting resistor.
5. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 3, wherein said boost module comprises a boost chopper circuit and a feedback control circuit;
the boost chopper circuit and the feedback control circuit are sequentially connected with the BLE main control chip;
the boost chopper circuit is connected with the system power supply output circuit;
the boost chopper circuit outputs the power supply of the power management module to the pulse output module after boosting according to the control of the BLE main control chip;
and the feedback control circuit collects the output voltage of the boost chopper circuit and feeds back the output voltage to the BLE main control chip.
6. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 5, wherein said pulse output module comprises a bipolar pulse circuit and electrodes;
the bipolar pulse circuit is sequentially connected with the boost chopper circuit, the BLE master control chip and the electrode;
and the bipolar pulse circuit generates positive pulses or negative pulses according to the output of the boost chopper circuit and the control of the BLE main control chip and outputs the positive pulses or the negative pulses to the electrode.
7. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 6, wherein the detection feedback module comprises an electrode detection circuit, wherein the electrode detection circuit is connected with the bipolar pulse circuit and the BLE master control chip, and is used for capturing and calculating the pulse width and period outputted by the bipolar pulse circuit, and feeding back the calculated pulse width and period generation status signal to the BLE master control chip.
8. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to any one of claims 1 to 7, further comprising an indicator light module; the indicator light module is connected with the BLE master control module; the indicator light module indicates the working state of the pulse output circuit through display color.
9. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 8, further comprising a printed circuit board and a housing, wherein said BLE main control module, said power management module, said boost module, said pulse output module, said detection feedback module, said buzzer module and said indicator light module are printed on said printed circuit board, and said printed circuit board is disposed on said housing.
10. The intelligent low-frequency dysmenorrhea physiotherapy apparatus according to claim 9, further comprising a key module, wherein said key module is connected to said BLE master control module.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220078421 | 2022-01-13 | ||
| CN2022200784216 | 2022-01-13 |
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| Publication Number | Publication Date |
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| CN219847848U true CN219847848U (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223148631.7U Active CN219847848U (en) | 2022-01-13 | 2022-11-25 | Intelligent low-frequency dysmenorrhea physiotherapy instrument |
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| Country | Link |
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| CN (1) | CN219847848U (en) |
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- 2022-11-25 CN CN202223148631.7U patent/CN219847848U/en active Active
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