CN111759700A - A portable bluetooth deep vein thrombosis airwave pressure therapy device with step counting, skin temperature monitoring and posture capture functions - Google Patents

Abstract

The invention belongs to the technical field of electronics, and particularly relates to a portable Bluetooth deep vein thrombosis air wave pressure therapeutic apparatus with functions of step counting, skin temperature monitoring and posture capturing, which comprises an upper shell, a bottom shell, an air pump, an electromagnetic valve, a battery, a control panel, a display panel and an air guide tube, wherein the upper shell is provided with a first air inlet and a second air inlet; the air pump is connected with the air guide pipe through the air guide pipe. The invention adopts the inflatable air bag for wrapping the trunk or the limbs, carries out cavity-by-cavity annular pressing according to a treatment mode set by a program, and forms a pressure gradient in the human body through the cyclic reciprocating process of inflation, expansion, extrusion and deflation, thereby achieving the extrusion effect with directionality, progressiveness and accumulativeness, and playing the roles of promoting venous circulation, eliminating lymphedema and preventing deep venous thrombosis.

Description

A portable bluetooth deep sensor with step counting, skin temperature monitoring and gesture capture Venous thrombosis air wave pressure therapy device

technical field

The invention belongs to the field of electronic technology, and in particular relates to a portable bluetooth deep vein thrombosis air wave pressure therapy device with functions of pedometer, skin temperature monitoring and posture capture.

Background technique

Air wave pressure therapy instrument is also called circulatory pressure therapy instrument, gradient pressure therapy instrument, limb circulator or pressure antithrombotic pump. The air wave pressure therapy instrument mainly forms the circulatory pressure on the limbs and tissues by repeatedly inflating and deflating the multi-chamber airbags, and evenly and orderly squeezes the distal end of the limb to the proximal end of the limb, promoting blood circulation. The flow of lymph and the role of improving microcirculation, accelerate the return of tissue fluid in the limbs, help prevent the formation of thrombosis, prevent limb edema, and can directly or indirectly treat many diseases related to blood and lymph circulation.

When using the air wave pressure therapy device, the user usually lies on the bed and places the portable air wave pressure therapy device on the table or cabinet beside the bed, so as to squeeze the upper or lower limbs, thereby promoting blood circulation and blood circulation. flow of lymph.

Most of the DVT therapeutic devices currently on the market are large-scale devices with large airbag sleeves, and are mostly used in hospitals and sanatoriums. There are very few portable therapeutic devices that are easy to carry.

Deep vein thrombosis is a venous return disorder caused by abnormal blood coagulation in the deep veins, which mostly occurs in the lower extremities. Deep venous thrombosis (DVT) of the lower extremities often leads to pulmonary embolism and post-thrombotic syndrome. In severe cases, it significantly affects the quality of life of patients and even leads to death of patients. Because of the bleeding complications of anticoagulant therapy and the poor prognosis of patients with postoperative intracranial hemorrhage complications, physical prophylaxis is essential to reduce the occurrence of DVT in neurosurgical patients.

SUMMARY OF THE INVENTION

In order to solve the problems raised in the above background art. The invention provides a portable bluetooth deep vein thrombosis air wave pressure therapy device with functions of pedometer, skin temperature monitoring and posture capture, which simulates the contraction of leg or sole muscles when the body moves to compress the veins of the lower limbs, thereby promoting the veins of the lower limbs. Blood return, increase cardiac output and cerebral arterial blood flow, provide dynamic continuous gradient pressure for lower limbs of patients to reduce the risk of DVT; provide various modes of work, air pressure massage for limbs, relieve limb edema, venous It has obvious curative effect on thrombosis, relieve muscle fatigue, relieve pain and so on.

In order to achieve the above purpose, the present invention provides the following technical solutions: a portable bluetooth deep vein thrombosis air wave pressure therapy instrument with functions of pedometer, skin temperature monitoring and posture capture, comprising an upper casing, a bottom casing, a fixing plate, a nameplate, an air pump , solenoid valve, battery, control board, tee, display board and air duct; a fixing board is installed at the bottom of the bottom shell, the air pump and battery are fixed on the bottom shell through snaps, and the control board is fixed on the bottom shell with screws, The front end of the bottom case is provided with a display board, a nameplate is installed above the display board, and two solenoid valves are also installed on the bottom case by screws. The air pump is connected to the solenoid valve through an air guide pipe; The external air outlet provided on the shell is connected with the airbag; the airbag is provided with a sleeve; the bottom shell is encapsulated and provided with an upper shell;

The air pump, the solenoid valve and the display board are respectively electrically connected with the control board;

It also includes MCU control unit, step-down voltage regulator and switch control unit, charging management unit, pressure detection unit, digital tube drive unit and air pump drive control unit;

The display board is provided with a switch machine, a pressure display module, a working mode setting, a charging indication and a working state display module;

The sleeve is divided into serpentine air chambers by means of horizontal small-area division. The air chambers are not divided independently and are still integrated, and an air inlet hole is used for overall air intake; the small-area air chamber can be inflated and deflated. Massage a small area of the limb, and the parts of the circulation pressing are more dense, thereby improving the local blood circulation, meeting the special nursing needs, and the user experience is more comfortable;

The air pump, the solenoid valve, the control board and the display board are respectively electrically connected with the battery; the battery is powered by a 3.7V lithium battery.

Preferably, the Bluetooth MCU control unit includes a sixth single-chip microcomputer, a fifteenth capacitor, a sixteenth capacitor and a Bluetooth module; the 5th pin of the sixth single-chip microcomputer is connected to the fifteenth capacitor and the sixteenth capacitor to ground, and the sixth single-chip microcomputer is connected to the ground. The 5-pin is connected to the power supply; the Bluetooth module is embedded with a three-axis accelerometer chip, and also includes multiple I/O outputs, AD detection ports and serial communication ports.

Preferably, the step-down voltage regulator and switch control unit includes a second single-chip microcomputer, a second connection base, a first transistor, a second transistor, a first diode-fourth diode, a first Capacitor-fourth capacitor, first resistor-second resistor, seventh resistor-tenth resistor; pins 1 and 2 of the second microcontroller are connected in parallel with a first capacitor and a fourth capacitor, and pins 1 and 3 of the second microcontroller are connected in parallel. A second capacitor and a third capacitor are connected in parallel on the feet, the 6th pin of the second connection base is connected to the emitter of the first transistor, and the collector of the first transistor is connected to the first diode to the 3rd pin of the fourth single-chip microcomputer , the emitter and base of the first triode are connected in series with a second resistor, the base of the first triode is connected from the first resistor to the collector of the second triode, the emitter of the second triode is grounded, and the third The base of the two triode is connected to the seventh resistor, the third diode and the ninth resistor to the 4th pin of the second connector, the 3rd pin of the second microcontroller is connected to the second diode; the 2nd connector of the second connector The pins 11 and 8 of the sixth microcontroller are respectively connected; the fourth diode and the tenth resistor are connected between the seventh resistor and the third diode and are connected to ground; the connection between the third diode and the ninth resistor Connect the eighth resistor to ground.

Preferably, the charging management unit includes a seventh single-chip microcomputer and a sixth connecting seat; a sixth common capacitor and an inductive coil are respectively connected in series between pins 1, 6 and 7 of the seventh single-chip microcomputer; A polystyrene non-polar film capacitor and a fourteenth capacitor are connected in parallel between pins 6; the first common resistor is connected in series between pins 2 and 3 of the seventh microcontroller, and the second common resistor is connected to pin 4 of the seventh microcontroller. To pin 1, pins 6 and 8 of the seventh microcontroller are grounded, the B9 interface of the sixth connector is connected to the fourth common capacitor and the fifth common capacitor, the A5 interface and B5 interface of the sixth connector are connected to the third common resistor and grounded , the A12 and B12 interfaces of the sixth connector are grounded.

Preferably, the pressure detection unit comprises a second single-chip microcomputer, a third single-chip computer, a fourth resistor-fourteenth resistor, a seventeenth resistor-an eighteenth resistor, a sixth capacitor and an eighth capacitor; the second single-chip microcomputer 9 and 12 Pins , 14 and 15 are respectively connected to pins 3, 6, 2 and 5 of the third microcontroller, pins 1 and 2 of the second microcontroller are connected to the fifth resistor to the power supply, pin 1 of the second microcontroller is connected to the fourth resistor to ground, and the second The eighth resistor, the twelfth resistor and the seventeenth resistor are connected in series with the 2nd and 4th pins of the single-chip microcomputer to the ground, and the 4th and 13th pins of the second single-chip microcomputer are connected with the twelfth resistor, the fourteenth resistor and the seventh resistor. , the ninth resistor, the thirteenth resistor, the eighteenth resistor and the eighth capacitor are connected to the 6th and 7th pins of the second single-chip microcomputer, and the 1st and 16th pins of the second single-chip microcomputer are connected to the sixth resistor and the sixth capacitor and are grounded , the 13th and 14th pins of the second microcontroller are connected with the tenth resistor, and the 6th pin of the second microcontroller is connected to the P10 pin of the sixth microcontroller.

Preferably, the digital tube and the LED driving unit include a first single-chip microcomputer, a first pull-up resistor, a second pull-up resistor, a common capacitor, a first common capacitor, a tenth capacitor-twelfth capacitor, a tenth TVS diode, The eleventh TVS diode, the first LED light-emitting diode - the sixth LED light-emitting diode; the 2-3 pins of the first microcontroller are connected to the first pull-up resistor and the second pull-up resistor to the 5th pin of the second connector, the first microcontroller The 2-3 pins are connected to the eleventh TVS diode and the tenth TVS diode respectively and are grounded. The 10th pin of the first single-chip microcomputer is connected in parallel with a common capacitor, the first common capacitor and grounded, and also connected with the twelfth capacitor and grounded. Pins 8, 9, 11, 12, 13, and 14 of the microcontroller are respectively connected to the first LED light-emitting diode - the sixth LED light-emitting diode.

Preferably, the air pump and solenoid valve drive control unit includes a fourth connection seat, a fifth connection seat, a third triode-fifth triode, a third resistor, a twenty-second resistor-twenty-fourth resistor , the fifteenth resistor - the eighteenth resistor, the seventh ordinary capacitor - the eleventh ordinary capacitor, the sixth diode - the eighth diode, the first ordinary capacitor, the first resistor and the second resistor; the third and third The emitter of the diode is connected to pin 2 of the fourth connection base and grounded, the collector of the third triode is connected to the eighth diode to pin 1 of the fourth connection base, and the base of the third triode is connected to the first The 15th resistor to the 16th pin of the sixth microcontroller and the 16th resistor to the emitter of the fifth transistor, the 1st and 2nd pins of the fifth connector are connected to both ends of the eighth diode and have the first common Capacitor, pin 1 of the fourth connector is connected in parallel with the seventh common capacitor and the eighth common capacitor and is grounded, and is also connected in series with the ninth common capacitor, the tenth common capacitor and the eleventh common capacitor and is grounded, and the fourth triode is connected to the ground. The collector electrode and the base electrode are respectively connected to the 1st pin of the seventh diode to the fourth connection seat and the first resistor to the 2th pin of the fourth connection seat, and the base electrode of the fourth transistor is also connected to the 17th resistor to the sixth pin Pin 19 of the microcontroller, the collector and base of the fifth transistor are respectively connected to the sixth diode to pin 1 of the fourth connector and the second resistor to pin 2 of the fourth connector, and the fifth transistor The base also connects the eighteenth resistor to the 20th pin of the sixth microcontroller.

Preferably, the external memory control unit includes a third microcontroller, a third resistor, a twelfth resistor, a seventeenth capacitor, a twelfth common capacitor and a thirteenth common capacitor, and pins 2 and 3 of the third microcontroller are connected The twelfth resistor is connected to the power supply, the 3rd and 4th pins are connected to the 17th capacitor and grounded, and the 12th ordinary capacitor and the 13th ordinary capacitor are connected in parallel between the 7th and 8th pins and the 3rd pin of the third microcontroller and are grounded. Pin 1 of the third microcontroller is connected with the third resistor to pin 6 of the sixth microcontroller, and pins 5 and 6 of the third microcontroller are respectively connected to pins 16 and 15 of the sixth microcontroller.

Preferably, the RTC real-time clock control unit includes a fifth microcontroller, a ninth capacitor-twelfth capacitor, an eighteenth capacitor, a nineteenth capacitor, a thirteenth resistor and a fourteenth resistor; pin 1 of the fifth microcontroller Connect the ninth capacitor and the tenth capacitor to the 4th pin in series with the 2nd pin, and connect to the ground. The eighteenth capacitor and the nineteenth capacitor are connected in parallel and are connected to the power supply and the ground; the 8th pin of the fifth single-chip microcomputer is connected with the parallel eleventh capacitor and the twelfth capacitor and is connected to the ground, and the 8th pin of the fifth single-chip microcomputer is connected with the first The five diodes are connected to pin 1 of the seventh microcontroller, and a crystal oscillator is connected between pins 1 and 2 of the fifth microcontroller.

Compared with the prior art, the beneficial effects of the present invention are:

1, the present invention imitates leg or plantar muscle contraction during body movement and causes compression to lower extremity veins, thereby prompting lower extremity venous blood backflow, increasing cardiac output and cerebral arterial blood flow, providing dynamic continuous gradient pressure for patient's lower extremities, to reduce DVT Provides a variety of working modes, and provides air pressure massage for limbs, which has obvious curative effects in alleviating limb edema, venous thrombosis, muscle fatigue, and pain relief.

2. The present invention adopts an inflatable air bag wrapping the trunk or limbs, and performs cavity-by-cavity annular pressing according to the treatment mode set by the program, and forms a pressure gradient inside the human body through the cyclic process of inflation-expanding-squeezing-deflation, so as to achieve directional , Progressive and cumulative "extrusion" effect, which can promote venous circulation, eliminate lymphedema, strengthen arterial perfusion, and prevent deep vein thrombosis.

3. The present invention performs air pressure massage for limbs, promotes the backflow of stagnated venous blood and lymph, strengthens arterial torrent, improves blood circulation in the diseased part, dilutes pain and inflammatory factors, promotes the absorption of exudates, and eliminates swelling. , to promote healing, prevent muscle atrophy, improve the efficacy of peripheral vascular function. It has obvious curative effect in alleviating limb edema, venous thrombosis, muscle fatigue and pain relief.

4. The product of the present invention is a wearable device. DVT patients can adjust their treatment posture according to their own habits in the process of treatment and prevention. The accelerometer inside the product can capture a series of human biological parameters and count the influence of posture on the treatment effect. And upload it to the App via Bluetooth, which is convenient for users to adjust their own treatment plan.

5. The user does not need to maintain a fixed posture during the air pressure massage, and can change the treatment posture at will, and can also walk or run synchronously with wearable devices; the built-in accelerometer and Bluetooth module can collect steps and capture the treatment posture in real time. And upload it to the App to count and record the user's treatment data, which is convenient for subsequent treatment management.

6. The present invention is a wearable product, but it is not for the purpose of heat treatment. Therefore, when the product is in contact with the skin for a long time, the temperature must not exceed the internationally defined standard. The temperature of the application part is strictly specified internationally. The surface temperature of the application part used to provide heat to the patient, so the infrared skin monitoring function is added to the product to monitor the use temperature of the product in real time and upload it to the App via Bluetooth to remind the user to use it safely.

7. This product can also be used as a daily exercise progress monitor, using the three-axis accelerometer as a sensor to cooperate with software to accurately detect the pace, which can motivate people to challenge themselves, enhance their physique and help lose weight.

8. The three-axis acceleration sensor is based on the basic principle of acceleration. It has the characteristics of small size and light weight, can measure space acceleration, and can fully and accurately reflect the motion properties of objects. It has been obtained in the fields of aerospace, robotics, automobiles and medicine. Wide range of applications.

9. Bluetooth technology is an open global specification for wireless data and voice communication. It is a special short-range wireless technology connection based on low-cost short-range wireless connection to establish a communication environment for fixed and mobile devices. At present, Bluetooth technology has also been applied to various fields, and has become the main technology for accessing the Internet of Things (IOT).

10. The infrared temperature detection technology is realized by detecting the infrared radiation energy emitted by the object, without touching the target, the temperature of the object can be calculated by measuring the infrared radiation intensity emitted by the target.

11. The product of the present invention is not only small in size, light in weight, and easy to carry, but also the airbag sleeve is specially designed for the limbs to be easily stored, so it can be conveniently used in various occasions.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

1 is an exploded view of a portable bluetooth deep vein thrombosis airwave pressure therapy instrument with step counting, skin temperature monitoring and posture capture functions of the present invention;

2 is a schematic diagram of the general assembly structure of a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

3 is a schematic diagram of the air pump control structure of a portable bluetooth deep vein thrombosis air wave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

4 is a schematic diagram of the solenoid valve control structure of a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with functions of step counting, skin temperature monitoring and posture capture according to the present invention;

5 is a schematic diagram of the panel control structure of a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with functions of pedometer, skin temperature monitoring and posture capture according to the present invention;

6 is a schematic diagram of the connection structure between the bottom case and the airbag of a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

7 is a schematic structural diagram of an embodiment of a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with functions of pedometer, skin temperature monitoring and posture capture according to the present invention;

8 is a schematic diagram of the circuit structure of a Bluetooth MCU control unit in a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

FIG. 9 is a schematic diagram of the circuit structure of the step-down voltage regulator and power-on-off control unit in a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

10 is a schematic diagram of the circuit structure of a charging management unit in a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with functions of step counting, skin temperature monitoring and posture capture according to the present invention;

11 is a schematic diagram of the circuit structure of a pressure detection unit in a portable bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

12 is a schematic diagram of the circuit structure of a digital tube and an LED drive unit in a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

13 is a schematic diagram of the circuit structure of an air pump and a solenoid valve drive control unit in a portable bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

14 is a schematic diagram of the circuit structure of an external memory control unit in a portable bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention;

15 is a schematic diagram of the circuit structure of the RTC real-time clock control unit in a portable Bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions of the present invention;

16 is a schematic diagram of the circuit structure of a skin temperature monitoring control unit in a portable bluetooth deep vein thrombosis airwave pressure therapy instrument with pedometer, skin temperature monitoring and posture capture functions according to the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that if there are directional indications (such as up, down, left, right, front, back, etc.) involved in the embodiments of the present invention, the directional indications are only used to explain a certain posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication also changes accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for the purpose of description, and should not be construed as indicating or implying Its relative importance or implicitly indicates the number of technical features indicated. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

Example 1

1-7, the present invention provides the following technical solutions: a portable Bluetooth deep vein thrombosis air wave pressure therapy instrument with functions of step counting, skin temperature monitoring and posture capture, comprising an upper casing 1, a bottom casing 2, a fixing plate 3. Nameplate 4, air pump 5, solenoid valve 6, battery 7, control panel 8, tee 9, display panel 10 and air duct 11; a fixing plate 3 is installed at the bottom of the bottom case 2, and the air pump 5 and battery 7 pass through the card The buckle is fixed on the bottom case 2, the control board 8 is fixed on the bottom case 2 by screws, the front end of the bottom case 2 is provided with a display board 10, a nameplate 4 is installed above the display board 10, and the bottom case 2 is also fixed by screws Two solenoid valves 6 are installed, and the air pump 5 is connected to the solenoid valve 6 through the air conduit 11; A sleeve 15 is provided; the bottom case 2 is encapsulated with an upper case 1;

The air pump 5, the solenoid valve 6 and the display panel 10 are respectively electrically connected with the control panel 8;

It also includes MCU control unit, step-down voltage regulator and switch control unit, charging management unit, pressure detection unit, digital tube drive unit and air pump drive control unit;

The display panel 10 is provided with a power switch, a pressure display module, a working mode setting, a charging indication and a working state display module;

The sleeve 15 is divided into serpentine air chambers by means of horizontal small area division, and the air chambers are not divided independently but are still integrated, and an air inlet hole is used for overall air intake. The small area of the air chamber can be inflated and deflated to massage a small area of the limb, and the parts of the circulation pressing are more dense, thereby improving the local blood circulation, meeting special nursing needs, and making the user experience more comfortable;

The air pump 5, the solenoid valve 6, the control panel 8 and the display panel 10 are respectively electrically connected to the battery 7; the battery 7 is powered by a 3.7V lithium battery;

Specifically, as shown in FIG. 8 , the Bluetooth MCU control unit includes a sixth single-chip microcomputer U6, a fifteenth capacitor C15, a sixteenth capacitor C16 and a Bluetooth module; the fifth pin of the sixth single-chip microcomputer U6 is connected to the fifteenth capacitor C15, The sixteenth capacitor C16 is connected to ground, and the 5th pin of the sixth microcontroller U6 is connected to the power supply; the Bluetooth module is embedded with a three-axis accelerometer chip, and also includes multiple I/O outputs, AD detection ports and serial communication ports.

Specifically, as shown in FIG. 9 , the step-down voltage regulator and switch control unit includes a second single-chip microcomputer U2, a second connection seat J2, a first transistor Q1, a second transistor Q2, and a first diode Tube D1-fourth diode D4, first capacitor C1-fourth capacitor C4, first resistor R1-second resistor R2, seventh resistor R7-tenth resistor R10; pins 1 and 2 of the second microcontroller U2 The first capacitor C1 and the fourth capacitor C4 are connected in parallel on the top, the second capacitor C2 and the third capacitor C3 are connected in parallel on the 1st and 3rd feet of the second microcontroller U2, and the 6th pin of the second connection socket J2 is connected to the first transistor. The emitter of Q1 and the collector of the first transistor Q1 are connected to the first diode D1 to pin 3 of the fourth microcontroller U4. The emitter and base of the first transistor Q1 are connected in series with a second resistor R2. The base of a triode Q1 is connected to the first resistor R1 to the collector of the second triode Q2, the emitter of the second triode Q2 is grounded, and the base of the second triode Q2 is connected to the seventh resistor R7, The third diode D3 and the ninth resistor R9 are connected to the 4th pin of the second connector J2, the 3rd pin of the second microcontroller U2 is connected to the second diode D2; the second connector J22 and 3 pins are respectively connected to the sixth microcontroller Pins 11 and 8 of U6; the fourth diode D4 and the tenth resistor R10 are connected between the seventh resistor R7 and the third diode D3 and grounded; the third diode D3 and the ninth resistor R9 are connected The eighth resistor R8 is grounded;

The step-down voltage regulator and switch control unit stabilize the battery input voltage and the USB input voltage at 3V to supply power to the MCU; in the shutdown state, press the button, the battery voltage is loaded to the input end of the step-down chip through the diode, and the step-down voltage is reduced. The output of the chip outputs 3V to supply power to the MCU, so that the product enters the power-on state; after the power-on, the button is disconnected, but the MCU outputs a high level through the IO port to maintain the power-on state; when the button is pressed in the power-on state, the IO port of the MCU detects a high level. The output low level makes the product enter the shutdown state.

Specifically, as shown in FIG. 10 , the charging management unit includes a seventh single-chip microcomputer U7 and a sixth connecting seat J6; a sixth common capacitor CA6 and a sixth common capacitor are connected in series between pins 1, 6 and 7 of the seventh single-chip microcomputer U7, respectively. Inductance coil L1; a polystyrene non-polar film capacitor CB1 and a fourteenth capacitor C14 are connected in parallel between pins 5 and 6 of the seventh microcontroller U7; A common resistor RB1, pin 4 of the seventh microcontroller U7 is connected to the second common resistor RB2 to pin 1, pins 6 and 8 of the seventh microcontroller U7 are grounded, and the B9 interface of the sixth connector J6 is connected to the fourth common capacitor CA4 and the first pin The fifth common capacitor CA5, the A5 interface and the B5 interface of the sixth connecting seat J6 are connected to the third common resistor RB3 and grounded, and the A12 and B12 interfaces of the sixth connecting seat J6 are grounded;

The charging management unit adopts a single-cell lithium battery charging management chip, which can automatically detect the real-time voltage of the battery, and cut off the charging path and stop charging when the battery is fully charged.

Specifically, as shown in FIG. 11 , the pressure detection unit includes a second microcontroller U2 , a third microcontroller U3 , a fourth resistor R4 - a fourteenth resistor R14 , a seventeenth resistor R17 - an eighteenth resistor R18 , and a sixth resistor R4 - a fourteenth resistor R14 . Capacitor C6 and eighth capacitor C8; pins U29, 12, 14 and 15 of the second microcontroller are respectively connected to pins 3, 6, 2 and 5 of the third microcontroller U3, and pins U21 and 2 of the second microcontroller are connected to the fifth resistor R5 to the power supply , the 1st pin of the second microcontroller U2 is connected to the fourth resistor R4 to ground, the second pin 2 and the 4th pin of the second microcontroller U2 are connected in series with the eighth resistor R8, the eleventh resistor R11 and the seventeenth resistor R17 to the ground, the second Pins 4 and 13 of the microcontroller U2 are connected with the twelfth resistor R12, the fourteenth resistor R14 and the seventh resistor R7, and the pins 6 and 7 of the second microcontroller U2 are connected with the ninth resistor R9 and the thirteenth resistor R13 , the eighteenth resistor R18 and the eighth capacitor C8, pins 1 and 16 of the second microcontroller U2 are connected to the sixth resistor R6 and the sixth capacitor and are grounded, and pins 13 and 14 of the second microcontroller U2 are connected to the tenth resistor R10 , the 6th pin of the second microcontroller U2 is connected to the P10 pin of the sixth microcontroller U6;

The pressure detection unit adopts a high-precision pressure sensor to cooperate with a comparator, and two channels of detection detect low pressure and high pressure respectively; the detected value is fed back to the ADC IO port of the Bluetooth MCU, and the MCU controls the action of the air pump according to the detected value.

Specifically, as shown in FIG. 12 , the digital tube and LED driving unit include a first single-chip microcomputer U1, a first pull-up resistor RD1, a second pull-up resistor RD2, a common capacitor CD1, a first common capacitor CA1, and a tenth capacitor C10-twelfth capacitor C12, tenth TVS diode D10, eleventh TVS diode D11, first LED light-emitting diode LED1-sixth LED light-emitting diode LED6; pins 2-3 of the first microcontroller U1 are connected to the first pull-up resistor RD1, the second pull-up resistor RD2 to the 5th pin of the second connector J2, the 2-3 pins of the first microcontroller U1 are respectively connected to the eleventh TVS diode D11 and the tenth TVS diode D10 and are grounded, and the 10th pin of the first microcontroller U1 is connected to the ground. The pins are connected in parallel with the common capacitor CD1, the first common capacitor CA1 and grounded, and also connected with the twelfth capacitor C12 and grounded. LED1-sixth LED light-emitting diode LED6;

The digital tube and LED drive unit use LED lamp beads and two-digit digital tube to display battery power and real-time pressure value. The LED lamp bead and digital tube are driven by the driver chip TM1650; TM1650 also drives an LED to indicate the working status of the product.

Specifically, as shown in FIG. 13 , the air pump and solenoid valve drive control unit includes a fourth connection seat J4, a fifth connection seat J5, a third transistor Q3-fifth transistor Q5, a third resistor R3, The twenty-second resistor R22- the twenty-fourth resistor R24, the fifteenth resistor R15-the eighteenth resistor R18, the seventh ordinary capacitor CA7-the eleventh ordinary capacitor CA11, the sixth diode D6-the eighth second pole Tube D8, the first common capacitor EC1, the first resistor RA1 and the second resistor RA2; the emitter of the third transistor Q3 is connected to the 2 feet of the fourth connection seat J4 and grounded, and the collector of the third transistor Q3 is connected The eighth diode D8 is connected to pin 1 of the fourth connector J4, and the base of the third transistor Q3 is respectively connected to the fifteenth resistor R15 to the sixth pin 16 of the microcontroller U6 and the sixteenth resistor R16 to the fifth third. The emitter of the diode Q5, the pins 1 and 2 of the fifth connector J5 are connected to the two ends of the eighth diode D8 and have the first common capacitor EC1, and the 1 pin of the fourth connector J4 is connected in parallel with the seventh common capacitor. The capacitor CA7 and the eighth common capacitor CA8 are grounded, and the ninth common capacitor CA9, the tenth common capacitor CA10, and the eleventh common capacitor CA11 are connected in series and grounded, and the collector and base of the fourth transistor 4 are respectively connected to the first Seven diodes D7 to pin 1 of the fourth connector J4 and the first resistor RA1 to pin 2 of the fourth connector J4, the base of the fourth transistor 4 is also connected to the seventeenth resistor R17 to the sixth microcontroller U6 The 19th pin, the collector and base of the fifth transistor 5 are respectively connected to the sixth diode D6 to the 1st pin of the fourth connector J4 and the second resistor RA2 to the 2nd pin of the fourth connector J4, the fifth The base of the transistor 5 is also connected to the eighteenth resistor R18 to the 20th pin of the sixth microcontroller U6; the air pump 5 adopts a small and low-power design, with small size, low noise and light weight, and is suitable for portable equipment.

Specifically, as shown in FIG. 14 , the external memory control unit includes a third microcontroller U3, a third resistor R3, a twelfth resistor R12, a seventeenth capacitor C17, a twelfth common capacitor CA12 and a thirteenth common capacitor CA13, pins 2 and 3 of the third microcontroller U3 are connected to the twelfth resistor R12 to the power supply, pins 3 and 4 are connected to the seventeenth capacitor C17 and grounded, and between pins 7 and 8 of the third microcontroller U3 and pin 3 The twelfth common capacitor CA12 and the thirteenth common capacitor CA13 are connected in parallel and grounded. The 1st pin of the third microcontroller U3 is connected with the third resistor R3 to the 6th pin of the sixth microcontroller U6, and the 5th and 6th pins of the third microcontroller U3 Connect to U616 feet and 15 feet of the sixth microcontroller respectively;

The external memory control unit adopts a large storage capacity IIC communication mode chip, and stores various collected data in the memory, and the MCU can retrieve the data and upload it to the App at any time.

Specifically, as shown in FIG. 15 , the RTC real-time clock control unit includes a fifth microcontroller U5, a ninth capacitor C9-twelfth capacitor C12, an eighteenth capacitor C18, a nineteenth capacitor C19, and a thirteenth resistor R13 and the fourteenth resistor R14; pins 1 and 2 of the fifth microcontroller U5 are connected in series with the ninth capacitor C9 and the tenth capacitor C10 to pins 4 and grounded, and pins 5 and 6 of the fifth microcontroller U5 are connected with the thirteenth resistor R13 and the fourteenth resistor R14, the 5th and 6th pins of the fifth microcontroller U5 are connected in parallel with the eighteenth capacitor C18 and the nineteenth capacitor C19 and are connected to the power supply and ground; the 8th pin of the fifth microcontroller U5 is connected with The eleventh capacitor C11 and the twelfth capacitor C12 are connected in parallel and are grounded. The 8th pin of the fifth microcontroller U5 is connected to the fifth diode D5 to the 1st pin of the seventh microcontroller U7, and the 1st and 2nd pins of the fifth microcontroller U5 are connected. A crystal oscillator Y1 is connected between the pins;

The RTC real-time clock control unit adopts low-power CMOS real-time clock/calendar chip, all addresses and data are serially transmitted through the IIC bus interface, the annual error can reach within 5 minutes, and the data can be accurately collected in real time.

As shown in Figure 16, the skin temperature monitoring and control unit adopts the method of a thermopile sensor and a high-precision operational amplifier to collect the human body temperature voltage value and the ambient temperature voltage value, and set a reference voltage value, and calculate the temperature rise value through Bluetooth. Upload to App.

When the present invention is specifically implemented and used, the sleeve of the airbag 12 can wrap the leg or arm 15, and the air pump 5 drives the piston to inflate; the MCU control unit controls the opening and closing of the solenoid valve 6, and the gas generated by the air pump drives the piston to inflate, It is transported into each gas path of the solenoid valve through a silicone tube, and a branch on the intake pipe is connected to the sensor to detect the pressure value. The air outlet pipe is connected with the sleeve air bag, and the gas generated by the air pump 5 is delivered to the sleeve 15 air bag, and the opening and closing of the solenoid valve is controlled according to the feedback value to realize the gas delivery into the sleeve according to the control amount for inflatable massage. ; Massage these body parts after inflating according to the set function.

The present invention also adds a posture collection function, a step counting function, a skin temperature monitoring function and a bluetooth function. Both the posture acquisition function and the step counting function are realized by the three-axis accelerometer. Among the features that can be used to analyze running or posture acquisition, "acceleration" is selected as the relevant parameter. The motion of an individual (and its associated axes) consists of three components, forward (roll), vertical (yaw), and sideways (pitch), and a three-axis accelerometer detects its three axes—x, y, and z At least one of the three axes has a relatively large periodic acceleration change, so the dynamic threshold for detecting the peak value and acceleration can obtain the changed value. The collected values are uploaded to the App via Bluetooth to count and record the user's treatment data, which is convenient for subsequent treatment management. This part of the innovative features motivates people to restrain and challenge themselves and strengthen their physique from the perspective of health treatment and prevention.

Finally, it should be noted that the above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still The technical solutions described in the foregoing embodiments may be modified, or some technical features thereof may be equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (9)

1. A portable bluetooth deep vein thrombosis air wave pressure therapy device with functions of step counting, skin temperature monitoring and posture capture, characterized in that it comprises an upper casing (1), a bottom casing (2), a fixing plate (3), Nameplate (4), air pump (5), solenoid valve (6), battery (7), control panel (8), tee (9), display panel (10) and air duct (11); in the bottom case (2) ) is installed with a fixing plate (3) at the bottom, the air pump (5) and the battery (7) are fixed on the bottom case (2) by snaps, and the control board (8) is fixed on the bottom case (2) by screws. The front end of (2) is provided with a display board (10), a nameplate (4) is installed above the display board (10), and two solenoid valves (6) are also installed on the bottom case (2) by screws, and the air pump (5) The solenoid valve (6) is connected through the air conduit (11); the air pump (5) is connected to the air bag (12) through the external air outlet (13) provided on the bottom case (2) through the tee (9) and the air outlet pipe. A sleeve (15) is arranged outside the airbag (12); an upper casing (1) is encapsulated on the bottom casing (2); The air pump (5), the solenoid valve (6) and the display panel (10) are respectively electrically connected with the control panel (8); It also includes Bluetooth MCU control unit, step-down voltage regulator and switch control unit, charging management unit, pressure detection unit, digital tube and LED drive unit, air pump, solenoid valve drive control unit, external memory control unit, RTC real-time clock control unit and skin temperature monitoring control unit; The display panel (10) is provided with a switch machine, a pressure display module, a working mode setting, a charging indication and a working state display module; The sleeve (15) is divided into serpentine air chambers by means of horizontal small area division, the air chambers are integrated, and an air inlet hole is used for air intake; The air pump (5), the solenoid valve (6), the control board (8) and the display board (10) are respectively electrically connected with the battery (7); the battery (7) is powered by a 3.7V lithium battery. 2. a kind of portable bluetooth deep vein thrombosis air wave pressure therapy instrument with step counting, skin temperature monitoring and posture capture function according to claim 1, is characterized in that: described bluetooth MCU control unit comprises the sixth single-chip microcomputer (U6 ), the fifteenth capacitor (C15), the sixteenth capacitor (C16) and the Bluetooth module; the 5th pin of the sixth microcontroller (U6) is connected to the fifteenth capacitor (C15), the sixteenth capacitor (C16) to the ground, the first The 5-pin of the six single-chip microcomputer (U6) is connected to the power supply; the Bluetooth module is embedded with a three-axis accelerometer chip, and also includes multiple I/O outputs, AD detection ports and serial communication ports. 3. a kind of portable bluetooth deep vein thrombosis air wave pressure therapy instrument with step counting, skin temperature monitoring and posture capture function according to claim 1, is characterized in that: described step-down voltage stabilizer and switch machine control unit comprises: The second microcontroller (U2), the second connector (J2), the first transistor (Q1), the second transistor (Q2), the first diode (D1) - the fourth diode (D4) , the first capacitor (C1) - the fourth capacitor (C4), the first resistor (R1) - the second resistor (R2), the seventh resistor (R7) - the tenth resistor (R10); the second microcontroller (U2) A first capacitor (C1) and a fourth capacitor (C4) are connected in parallel on pins 1 and 2, and a second capacitor (C2) and a third capacitor (C3) are connected in parallel on pins 1 and 3 of the second microcontroller (U2). , the 6-pin of the second connector (J2) is connected to the emitter of the first transistor (Q1), and the collector of the first transistor (Q1) is connected to the first diode (D1) to the fourth microcontroller (U4 ), the emitter and base of the first transistor (Q1) are connected in series with a second resistor (R2), and the base of the first transistor (Q1) is connected to the first resistor (R1) to the second three The collector of the diode (Q2), the emitter of the second transistor (Q2) is grounded, and the base of the second transistor (Q2) is connected to the seventh resistor (R7), the third diode (D3), The ninth resistor (R9) is connected to the 4th pin of the second connector (J2), the 3rd pin of the second microcontroller (U2) is connected to the second diode (D2); the 2nd and 3rd pins of the second connector (J2) are respectively Connect pins 11 and 8 of the sixth microcontroller (U6); connect the fourth diode (D4) and the tenth resistor (R10) between the seventh resistor (R7) and the third diode (D3) and connect to ground; The eighth resistor (R8) is connected between the third diode (D3) and the ninth resistor (R9) and is grounded. 4. A portable Bluetooth deep vein thrombosis air wave pressure therapy device with functions of step counting, skin temperature monitoring and posture capture according to claim 1, characterized in that: the charging management unit comprises a seventh single-chip microcomputer (U7) and the sixth connector (J6); the sixth common capacitor (CA6) and the inductor coil (L1) are connected in series between pins 1 and 6 and 7 of the seventh microcontroller (U7); A polystyrene non-polar film capacitor (CB1) and a fourteenth capacitor (C14) are connected in parallel between pins 5 and 6; a first ordinary resistor is connected in series between pins 2 and 3 of the seventh microcontroller (U7). (RB1), pin 4 of the seventh microcontroller (U7) is connected to the second common resistor (RB2) to pin 1, pins 6 and 8 of the seventh microcontroller (U7) are grounded, and the B9 interface of the sixth connector (J6) is connected The fourth common capacitor (CA4) and the fifth common capacitor (CA5), the A5 port and B5 port of the sixth connector (J6) are connected to the third common resistor (RB3) and grounded, and the A12 and B5 ports of the sixth connector (J6) are connected to the ground. The B12 interface is grounded. 5. A portable Bluetooth deep vein thrombosis air wave pressure therapy device with functions of step counting, skin temperature monitoring and posture capture according to claim 1, characterized in that: the pressure detection unit comprises a second single-chip microcomputer (U2) , the third microcontroller (U3), the fourth resistor (R4) - the fourteenth resistor (R14), the seventeenth resistor (R17) - the eighteenth resistor (R18), the sixth capacitor (C6) and the eighth capacitor ( C8); pins 9, 12, 14 and 15 of the second microcontroller (U2) are respectively connected to pins 3, 6, 2 and 5 of the third microcontroller (U3), and pins 1 and 2 of the second microcontroller (U2) are connected to the fifth resistor (R5) to the power supply, pin 1 of the second microcontroller (U2) is connected to the fourth resistor (R4) to ground, and pins 2 and 4 of the second microcontroller (U2) are connected in series with the eighth resistor (R8), the eleventh resistor The resistor (R11) and the seventeenth resistor (R17) are connected to ground, and the 12th resistor (R12), the fourteenth resistor (R14) and the seventh resistor (R7) are connected to the 4th and 13th pins of the second microcontroller (U2). ), pins 6 and 7 of the second microcontroller (U2) are connected with a ninth resistor (R9), a thirteenth resistor (R13), an eighteenth resistor (R18) and an eighth capacitor (C8). Pins 1 and 16 of (U2) are connected to the sixth resistor (R6) and the sixth capacitor (C6) and grounded, and pins 13 and 14 of the second microcontroller (U2) are connected to the tenth resistor (R10), the second microcontroller Pin 6 of (U2) is connected to pin P10 of the sixth microcontroller (U6). 6. The portable bluetooth deep vein thrombosis air wave pressure therapy device with functions of pedometer, skin temperature monitoring and posture capture according to claim 1, characterized in that: the digital tube and the LED drive unit comprise a first single-chip microcomputer (U1), the first pull-up resistor (RD1), the second pull-up resistor (RD2), the common capacitor (CD1), the first common capacitor (CA1), the tenth capacitor (C10) - the twelfth capacitor (C12) , the tenth TVS diode (D10), the eleventh TVS diode (D11), the first LED light-emitting diode (LED1)-sixth LED light-emitting diode (LED6); the 2-3 feet of the first microcontroller (U1) are connected to the first Pull-up resistor (RD1) and second pull-up resistor (RD2) are connected to pin 5 of the second connector (J2), and pins 2-3 of the first microcontroller (U1) are respectively connected to the eleventh TVS diode (D11) and the first Ten TVS diodes (D10) and grounding, the 10th pin of the first single-chip microcomputer (U1) is connected in parallel with a common capacitor (CD1), the first common capacitor (CA1) and grounded, and also connected with a twelfth capacitor (C12) and grounded. Pins 8, 9, 11, 12, 13, and 14 of a single-chip microcomputer (U1) are respectively connected to the first LED light-emitting diode (LED1) to the sixth LED light-emitting diode (LED6). 7. A portable bluetooth deep vein thrombosis air wave pressure therapy device with functions of pedometer, skin temperature monitoring and posture capture according to claim 1, characterized in that: the air pump and the solenoid valve drive control unit comprise a fourth Connector (J4), fifth connector (J5), third transistor (Q3) - fifth transistor (Q5), third resistor (R3), twenty-second resistor (R22) - second Fourteenth resistor (R24), fifteenth resistor (R15) - eighteenth resistor (R18), seventh ordinary capacitor (CA7) - eleventh ordinary capacitor (CA11), sixth diode (D6) - the first Eight diodes (D8), the first common capacitor (EC1), the first resistor (RA1) and the second resistor (RA2); the emitter of the third triode (Q3) is connected to the fourth connector (J4). Pin 2 is grounded, the collector of the third transistor (Q3) is connected to the eighth diode (D8) to the 1 pin of the fourth connector (J4), and the base of the third transistor (Q3) is connected respectively The fifteenth resistor (R15) to pin 16 of the sixth microcontroller (U6) and the sixteenth resistor (R16) to the emitter of the fifth transistor (Q5), and pins 1 and 2 of the fifth connector (J5) It is connected to both ends of the eighth diode (D8) and has a first common capacitor (EC1), and pin 1 of the fourth connector (J4) is connected in parallel with the seventh common capacitor (CA7) and the eighth common capacitor (CA8 ) and grounded, the ninth common capacitor (CA9), tenth common capacitor (CA10), and eleventh common capacitor (CA11) are connected in series and grounded, and the collector and base of the fourth triode (4) are respectively connected The seventh diode (D7) to pin 1 of the fourth connector (J4) and the first resistor (RA1) to pin 2 of the fourth connector (J4), the base of the fourth transistor (4) is also Connect the seventeenth resistor (R17) to pin 19 of the sixth microcontroller (U6), and connect the collector and base of the fifth transistor (5) to the sixth diode (D6) to the fourth connector (J4) ) pin 1 and the second resistor (RA2) to pin 2 of the fourth connector (J4), the base of the fifth transistor (5) is also connected to the eighteenth resistor (R18) to the sixth microcontroller (U6) 20 feet. 8. A portable bluetooth deep vein thrombosis air wave pressure therapy device with functions of pedometer, skin temperature monitoring and posture capture according to claim 1, characterized in that: the external memory control unit comprises a third single-chip microcomputer (U3 ), the third resistor (R3), the twelfth resistor (R12), the seventeenth capacitor (C17), the twelfth common capacitor (CA12) and the thirteenth common capacitor (CA13), the third microcontroller (U3) Pins 2 and 3 are connected to the twelfth resistor (R12) to the power supply, pins 3 and 4 are connected to the seventeenth capacitor (C17) and grounded, and pins 7 and 8 of the third microcontroller (U3) are connected in parallel with pin 3 There are the twelfth common capacitor (CA12) and the thirteenth common capacitor (CA13) and are grounded. The 1st pin of the third microcontroller (U3) is connected to the third resistor (R3) to the sixth pin of the sixth microcontroller (U6). Pins 5 and 6 of the third microcontroller (U3) are respectively connected to pins 16 and 15 of the sixth microcontroller (U6). 9. a kind of portable bluetooth deep vein thrombosis air pressure therapy instrument with step counting, skin temperature monitoring and posture capture function according to claim 1, is characterized in that: described RTC real-time clock control unit comprises the fifth single-chip microcomputer ( U5), the ninth capacitor (C9) - the twelfth capacitor (C12), the eighteenth capacitor (C18), the nineteenth capacitor (C19), the thirteenth resistor (R13) and the fourteenth resistor (R14); Pins 1 and 2 of the fifth microcontroller (U5) are connected in series with a ninth capacitor (C9) and a tenth capacitor (C10) to pin 4 and are grounded, and pins 5 and 6 of the fifth microcontroller (U5) are connected with a thirteenth capacitor. The resistor (R13) and the fourteenth resistor (R14), the 5th and 6th pins of the fifth microcontroller (U5) are connected in parallel with the eighteenth capacitor (C18) and the nineteenth capacitor (C19) and are connected to the power supply and Ground; the 8th pin of the fifth microcontroller (U5) is connected with the eleventh capacitor (C11) and the twelfth capacitor (C12) in parallel and is connected to the ground, and the 8th pin of the fifth microcontroller (U5) is connected with the fifth diode ( D5) to pin 1 of the seventh microcontroller (U7), and a crystal oscillator (Y1) is connected between pins 1 and 2 of the fifth microcontroller (U5).

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