CN211986938U

CN211986938U - Breathe internal medicine with lung function training ware

Info

Publication number: CN211986938U
Application number: CN202020624468.9U
Authority: CN
Inventors: 黄种杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-11-24
Anticipated expiration: 2030-04-23

Abstract

The invention discloses a lung function trainer for respiratory medicine, which comprises an oxygen device, an air conduit, an air pump, a filter, a mixer, a barostat, a heater, a humidifier, a respiratory mask, a telescopic conduit and an electric control system, wherein the oxygen device is connected with the air conduit; the invention utilizes the air pump to inject oxygen and air into the filter and the mixer, then the constant pressure of the constant pressure device, the heating of the heater and the humidification of the humidifier are carried out, and finally the patient inhales and exhales by utilizing the respiratory mask.

Description

Breathe internal medicine with lung function training ware

Technical Field

The invention relates to the technical field of lung function trainers, in particular to a lung function trainer for respiratory medicine.

Background

The development of the times, the living standard of people is continuously improved, the life rhythm is accelerated, the change of the life style and the eating habit of people is accompanied, the incidence of diseases such as hypertension, diabetes, coronary heart disease, obesity and the like is high, the maximum aerobic exercise capacity is damaged, and the incidence of diseases of the heart and lung system, such as pulmonary heart disease, chronic organ failure, ischemic heart disease and the like, is increased year by year. Severe complications such as dyspnea, cardiac function decline and the like caused by lung cancer, organ transplantation, tracheotomy, coronary bypass surgery, hypertensive heart disease, cardiomyopathy, asthma, chest trauma and other diseases make cardio-pulmonary function rehabilitation training more important. After pulmonary treatment, the lungs need to be trained to improve lung function. In clinic, a lung function training machine is generally used to train the muscle groups of the lungs. However, in the using process of the existing lung function trainer, the expiratory training of a patient does not have a quantitative index, and the patient does not have a specific concept on the training strength of the patient, so that the training amount does not reach the standard or the training is excessive, and the recovery of the lung function of the patient is influenced.

Disclosure of Invention

The invention aims to provide a lung function trainer for respiratory medicine.

In order to achieve the purpose, the technical solution of the invention is as follows: a lung function trainer for respiratory medicine comprises an oxygen device, an air conduit, an air pump, a filter, a mixer, a barostat, a heater, a humidifier, a respiratory mask, a telescopic conduit and an electric control system; the oxygen device comprises an oxygen bottle, an oxygen bag and an oxygen generator.

The opening valve of the oxygen device is connected with an oxygen flow regulating valve through an air conduit, the other end of the oxygen flow regulating valve is connected with the air inlet end of an air pump through an air conduit, the air inlet end of the air pump is also connected with an air flow regulating valve through an air conduit, the other end of the air flow regulating valve is connected with an air conduit communicated with the atmosphere, the air outlet end of the air pump is connected with a filter through an air conduit, the filter is connected with a mixer through an air conduit, the mixer is connected with an oxygen concentration sensor through an air conduit, the other end of the oxygen concentration sensor is connected with a barostat through an air conduit, the barostat is connected with a first exhaust valve through an air conduit, the other end of the first exhaust valve is connected with an air conduit communicated with the atmosphere, the barostat is also connected with a first pressure sensor through an air conduit, and the other end of the first pressure sensor is connected with a heater through an, the heater is connected with the temperature sensor through an air conduit, the other end of the temperature sensor is connected with the humidifier through an air conduit, the humidifier is connected with the humidity sensor through an air conduit, the other end of the humidity sensor is connected with the first flow sensor through an air conduit, the other end of the first flow sensor is connected with an inspiratory telescopic conduit through an air conduit, the other end of the inspiratory telescopic conduit is connected with an inspiratory one-way valve, the other end of the inspiratory one-way valve is connected with a respiratory mask through an inspiratory telescopic conduit, the respiratory mask is connected with an expiratory one-way valve through an expiratory telescopic conduit, the other end of the expiratory one-way valve is connected with the air conduit through an expiratory telescopic conduit, the other end of the air conduit is connected with the second flow sensor, and the other end of the second flow sensor is connected with the second pressure sensor through an air conduit, the other end of the second pressure sensor is connected with a second exhaust valve through an air guide pipe, and the other end of the second exhaust valve is connected with an air guide pipe communicated with air.

The electric control system comprises a first conditioning unit, a second conditioning unit, a third conditioning unit, a fourth conditioning unit, a fifth conditioning unit, a sixth conditioning unit, a fourth A/D converter, a sixth relay, a touch screen, a memory, an expansion parallel port and a single chip microcomputer; the oxygen concentration sensor is electrically connected with the first conditioning unit, the first conditioning unit is electrically connected with the first A/D converter, and the first A/D converter is electrically connected with the singlechip; the first pressure sensor is electrically connected with the second conditioning unit, the second conditioning unit is electrically connected with the second A/D converter, and the second A/D converter is electrically connected with the single chip microcomputer; the temperature sensor is electrically connected with the third conditioning unit, the third conditioning unit is electrically connected with the third A/D converter, and the third A/D converter is electrically connected with the singlechip; the humidity sensor is electrically connected with the fourth conditioning unit, the fourth conditioning unit is electrically connected with the fourth A/D converter, and the fourth A/D converter is electrically connected with the singlechip; the first flow sensor is electrically connected with the fifth conditioning unit, the fifth conditioning unit is electrically connected with the fifth A/D converter, and the fifth A/D converter is electrically connected with the singlechip; the second flow sensor is electrically connected with the sixth conditioning unit, the sixth conditioning unit is electrically connected with the sixth A/D converter, and the sixth A/D converter is electrically connected with the singlechip; the second pressure sensor is electrically connected with the seventh conditioning unit, the seventh conditioning unit is electrically connected with the seventh A/D converter, and the seventh A/D converter is electrically connected with the singlechip; the single chip microcomputer is electrically connected with the touch screen and the memory; the single chip microcomputer is also provided with an extended parallel port, the extended parallel port is electrically connected with a first relay, and the first relay is electrically connected with the oxygen flow regulating valve; the expanded parallel port is electrically connected with a second relay, and the second relay is electrically connected with the air flow regulating valve; the expansion parallel port is electrically connected with a third relay, and the third relay is electrically connected with the first exhaust valve; the extended parallel port is electrically connected with a fourth relay, and the fourth relay is electrically connected with a second exhaust valve; the extended parallel port is electrically connected with a fifth relay, and the fifth relay is electrically connected with the heater; and the extended parallel port is electrically connected with a sixth relay, and the sixth relay is electrically connected with the humidifier.

The working principle of the invention is as follows: when in use, oxygen of the oxygen device passes through the oxygen flow regulating valve, external air passes through the air flow regulating valve and then enters the air pump, the oxygen is injected into the filter by the air pump and then enters the mixer for being filtered, air and oxygen are fully mixed, then the oxygen is detected by the oxygen concentration sensor and enters the barostat, the oxygen concentration sensor transmits a detected oxygen concentration analog signal to the first conditioning unit for being processed, then the oxygen concentration analog signal is transmitted into the first A/D converter for being processed into a digital signal, the processed oxygen concentration digital signal is transmitted to the singlechip, the mixed gas after constant pressure is detected by the first pressure sensor and enters the heater for being heated, the first pressure sensor transmits a detected mixed gas pressure analog signal to the second conditioning unit for being processed, then the mixed gas pressure analog signal is transmitted into the second A/D converter for being processed into a digital signal, and the processed mixed gas pressure digital signal is transmitted to the singlechip, the heated mixed gas is detected by a temperature sensor and enters a humidifier, the temperature sensor transmits a detected mixed gas temperature analog signal to a third conditioning unit for processing, then the mixed gas is transmitted into a third A/D converter for processing into a digital signal, the processed mixed gas temperature digital signal is transmitted to a singlechip, the humidified mixed gas is detected by a humidity sensor and a first flow sensor and enters an expansion conduit, the humidified mixed gas is inhaled by a patient by using a breathing mask after passing through an inspiration check valve, the humidity sensor transmits a detected mixed gas humidity analog signal to a fourth conditioning unit for processing, then the processed mixed gas humidity digital signal is transmitted to the singlechip, the inspiratory flow of the patient is detected by the first flow sensor, the first flow sensor transmits a detected mixed gas flow analog signal to a fifth conditioning unit for processing, then the signals are sent to a fifth A/D converter to be processed into digital signals, the processed digital signals of the mixed gas flow are sent to a singlechip, after the inspiration action of the patient is finished, the patient starts to exhale, exhaled gas enters the second flow sensor through the exhalation one-way valve, the second flow sensor and the second pressure sensor detect the exhaled gas, the second flow sensor transmits a detected exhaled gas flow analog signal to the sixth conditioning unit for processing, the detected exhaled gas flow analog signal is transmitted to the sixth A/D converter to be processed into a digital signal, the processed exhaled gas flow digital signal is transmitted to the single chip microcomputer, the second pressure sensor transmits a detected exhaled gas pressure analog signal to the seventh conditioning unit for processing, the detected exhaled gas pressure analog signal is transmitted to the seventh A/D converter to be processed into a digital signal, the processed exhaled gas pressure digital signal is transmitted to the single chip microcomputer, and the exhaled gas is finally exhausted through the second exhaust valve. The oxygen concentration detected by the oxygen concentration sensor is compared with an oxygen concentration set value set in advance through a touch screen, if the detected value is larger, the single chip microcomputer adjusts the opening degree of the oxygen flow regulating valve through a first relay, and the single chip microcomputer adjusts the opening degree of the air flow regulating valve through a second relay until the oxygen concentration detected by the oxygen concentration sensor is consistent with the set value set in advance through the touch screen, otherwise, the opening degree of the oxygen flow regulating valve is increased and the opening degree of the air flow regulating valve is decreased until the oxygen concentration detected by the oxygen concentration sensor is consistent with the set value set in advance through the touch screen; the pressure detected by the first pressure sensor is compared with a pressure set value preset through the touch screen, if the detected value is larger than a set value, the single chip microcomputer increases the opening degree of the first exhaust valve through the third relay until the pressure detected by the first pressure sensor is consistent with the pressure set value preset through the touch screen, otherwise, the single chip microcomputer decreases the opening degree of the first exhaust valve through the third relay until the pressure detected by the first pressure sensor is consistent with the pressure set value preset through the touch screen; the temperature detected by the temperature sensor is compared with a temperature set value preset through the touch screen, if the detected value is larger, the single chip microcomputer adjusts the heater to be smaller or stops the heater through a fifth relay until the temperature detected by the temperature sensor is consistent with the temperature set value preset through the touch screen, otherwise, the single chip microcomputer starts or increases the heater through the fifth relay until the temperature detected by the temperature sensor is consistent with the temperature set value preset through the touch screen; the humidity detected by the humidity sensor is compared with a preset humidity value set in advance through the touch screen, if the detected value is larger, the single chip microcomputer adjusts the humidifier to be smaller or stops the humidifier through a sixth relay until the humidity detected by the humidity sensor is consistent with the preset humidity value set in advance through the touch screen, otherwise, the single chip microcomputer starts or increases the humidifier through the sixth relay until the humidity detected by the humidity sensor is consistent with the preset humidity value set in advance through the touch screen; the flow detected by the first flow sensor is compared with a flow set value preset through a touch screen, if the detected value is larger, the single chip microcomputer reduces the opening degree of the oxygen flow regulating valve through the first relay, and simultaneously reduces the opening degree of the air flow regulating valve through the second relay until the flow detected by the first flow sensor is consistent with the flow set value preset through the touch screen, otherwise, the opening degree of the oxygen flow regulating valve and the opening degree of the air flow regulating valve are increased until the flow detected by the first flow sensor is consistent with the flow set value preset through the touch screen; the flow detected by the second flow sensor is compared with a flow set value set in advance through the touch screen, if the detected value is larger, and the flow adjustment is considered independently, the single chip microcomputer adjusts the opening degree of the second exhaust valve through the fourth relay until the flow detected by the second flow sensor is consistent with the flow set value set in advance through the touch screen, otherwise, the opening degree of the second exhaust valve is increased until the flow detected by the second flow sensor is consistent with the flow set value set in advance through the touch screen; the pressure detected by the second pressure sensor is compared with a pressure set value set in advance through the touch screen, if the detected value is larger, and the pressure is independently considered to be adjusted, the single chip microcomputer adjusts the opening degree of the second exhaust valve through the fourth relay until the pressure detected by the second pressure sensor is consistent with the pressure set value set in advance through the touch screen, otherwise, the opening degree of the second exhaust valve is increased until the pressure detected by the second pressure sensor is consistent with the pressure set value set in advance through the touch screen; the touch screen displays the control state, and the memory is used for storing data information and control state information formed by the single chip microcomputer.

The invention has the beneficial effects that: the invention utilizes the air pump to inject oxygen and air into the filter and the mixer, then the constant pressure of the constant pressure device, the heating of the heater and the humidification of the humidifier are carried out, and finally the patient inhales and exhales by utilizing the respiratory mask.

Drawings

The invention is further described with reference to the following figures and detailed description.

FIG. 1 is a schematic block diagram of the structure of the present invention;

FIG. 2 is a block schematic diagram of the electrical control system of the present invention.

In the figure: 1. oxygen device, 11, opening valve, 12, oxygen flow regulating valve, 13, air flow regulating valve, 2, air conduit, 3, air pump, 4, filter, 5, mixer, 51, oxygen concentration sensor, 6, barostat, 61, first pressure sensor, 62, first exhaust valve, 7, heater, 71, temperature sensor, 8, humidifier, 81, humidity sensor, 82, first flow sensor, 9, respiratory mask, 91, inspiration check valve, 92, expiration check valve, 93, second flow sensor, 94, second pressure sensor, 95, second exhaust valve, 10, telescopic conduit.

Detailed Description

As shown in the attached figure 1, the lung function trainer for respiratory medicine of the invention comprises an oxygen device 1, an air conduit 2, an air pump 3, a filter 4, a mixer 5, a barostat 6, a heater 7, a humidifier 8, a respiratory mask 9, a telescopic conduit 10 and an electric control system; the oxygen device 1 comprises an oxygen bottle, an oxygen bag and an oxygen generator.

The opening valve 11 of the oxygen device 1 is connected with an oxygen flow regulating valve 12 through an air conduit 2, the other end of the oxygen flow regulating valve 12 is connected with the air inlet end of an air pump 3 through the air conduit 2, the air inlet end of the air pump 3 is also connected with an air flow regulating valve 13 through the air conduit 2, the other end of the air flow regulating valve 13 is connected with the air conduit 2 communicated with the atmosphere, the air outlet end of the air pump 3 is connected with a filter 4 through the air conduit 2, the filter 4 is connected with a mixer 5 through the air conduit 2, the mixer 5 is connected with an oxygen concentration sensor 51 through the air conduit 2, the other end of the oxygen concentration sensor 51 is connected with a barostat 6 through the air conduit 2, the barostat 6 is connected with a first exhaust valve 62 through the air conduit 2, the other end of the first exhaust valve 62 is connected with the air conduit 2 communicated with the atmosphere, the barostat 6 is further connected with the first pressure sensor 61 through the air conduit 2, the other end of the first pressure sensor 61 is connected with the heater 7 through the air conduit 2, the heater 7 is further connected with the temperature sensor 71 through the air conduit 2, the other end of the temperature sensor 71 is connected with the humidifier 8 through the air conduit 2, the humidifier 8 is further connected with the humidity sensor 81 through the air conduit 2, the other end of the humidity sensor 81 is connected with the first flow sensor 82 through the air conduit 2, the other end of the first flow sensor 82 is connected with the inspiratory telescopic conduit 10 through the air conduit 2, the other end of the inspiratory telescopic conduit 10 is connected with the inspiratory one-way valve 91, the other end of the inspiratory one-way valve 91 is connected with the respiratory mask 9 through the inspiratory telescopic conduit 10, the respiratory mask 9 is connected with the expiratory one-way valve 92 through the expiratory telescopic conduit 10, the other end of the expiration check valve 92 is connected with the air conduit 2 through an expiration telescopic conduit 10, the other end of the air conduit 2 is connected with a second flow sensor 93, the other end of the second flow sensor 93 is connected with a second pressure sensor 94 through the air conduit 2, the other end of the second pressure sensor 94 is connected with a second exhaust valve 95 through the air conduit 2, and the other end of the second exhaust valve 95 is connected with the air conduit 2 communicated with air.

As shown in fig. 2, the electrical control system includes a first conditioning unit to a seventh conditioning unit, a first a/D converter to a seventh a/D converter, a first relay to a sixth relay, a touch screen, a memory, an expansion parallel port, and a single chip microcomputer;

the oxygen concentration sensor 51 is electrically connected with the first conditioning unit, the first conditioning unit is electrically connected with the first A/D converter, and the first A/D converter is electrically connected with the singlechip; the first pressure sensor 61 is electrically connected with the second conditioning unit, the second conditioning unit is electrically connected with the second A/D converter, and the second A/D converter is electrically connected with the single chip microcomputer; the temperature sensor 71 is electrically connected with the third conditioning unit, the third conditioning unit is electrically connected with the third A/D converter, and the third A/D converter is electrically connected with the single chip microcomputer; the humidity sensor 81 is electrically connected with the fourth conditioning unit, the fourth conditioning unit is electrically connected with the fourth A/D converter, and the fourth A/D converter is electrically connected with the singlechip; the first flow sensor 82 is electrically connected with the fifth conditioning unit, the fifth conditioning unit is electrically connected with the fifth A/D converter, and the fifth A/D converter is electrically connected with the single chip microcomputer; the second flow sensor 93 is electrically connected with the sixth conditioning unit, the sixth conditioning unit is electrically connected with the sixth A/D converter, and the sixth A/D converter is electrically connected with the single chip microcomputer; the second pressure sensor 94 is electrically connected with the seventh conditioning unit, the seventh conditioning unit is electrically connected with the seventh A/D converter, and the seventh A/D converter is electrically connected with the single chip microcomputer; the single chip microcomputer is electrically connected with the touch screen and the memory; the single chip microcomputer is also provided with an extended parallel port, the extended parallel port is electrically connected with a first relay, and the first relay is electrically connected with the oxygen flow regulating valve 12; the extended parallel port is electrically connected with a second relay, and the second relay is electrically connected with the air flow regulating valve 13; the extended parallel port is electrically connected with a third relay, and the third relay is electrically connected with the first exhaust valve 62; the extended parallel port is electrically connected with a fourth relay, and the fourth relay is electrically connected with a second exhaust valve 95; the extended parallel port is electrically connected with a fifth relay, and the fifth relay is electrically connected with the heater 7; the extended parallel port is electrically connected with a sixth relay, and the sixth relay is electrically connected with the humidifier 8;

wherein the singlechip with the model of SIC33209 is selected as the singlechip;

the touch screen is a capacitive touch screen;

the expansion parallel port is an expansion parallel port with the model number of EPM 7128;

the first conditioning unit to the seventh conditioning unit are all conditioning circuits consisting of a preamplifier of the type LM224 and an optical coupler isolator of the type HCPL-261A;

the first A/D converter to the seventh A/D converter are all selected from MAX 6065A/D converters.

The oxygen flow regulating valve 12, the air flow regulating valve 13, the first exhaust valve 6 and the second exhaust valve 95 are electronic flow regulating valves with model numbers of ZDLJP.

When the lung function trainer for the respiratory medicine is used, oxygen of an oxygen device 1 passes through an oxygen flow regulating valve 12, external air passes through an air flow regulating valve 13, then enters an air pump 3, is injected into a filter 4 by the air pump 3 for filtering, then enters a mixer 5 for fully mixing air and oxygen, then is detected by an oxygen concentration sensor 51 and enters a barostat 6, the oxygen concentration sensor 51 transmits a detected oxygen concentration analog signal to a first conditioning unit for processing, then transmits the signal to a first A/D converter for processing into a digital signal, the processed oxygen concentration digital signal is transmitted to a singlechip, the mixed gas after constant pressure is detected by a first pressure sensor 61 and enters a heater 7 for heating, the first pressure sensor 61 transmits a detected mixed gas pressure analog signal to a second conditioning unit for processing, and then transmits the mixed gas pressure analog signal to a second A/D converter for processing into a digital signal, the processed mixed gas pressure digital signal is sent to the singlechip, the heated mixed gas is detected by the temperature sensor 71 and enters the humidifier 8, the temperature sensor 71 sends the detected mixed gas temperature analog signal to the third conditioning unit for processing, and then sends the processed mixed gas temperature digital signal to the singlechip, the humidified mixed gas is detected by the humidity sensor 81 and the first flow sensor 82 and enters the telescopic conduit 10, passes through the inspiration check valve 91 and then is inhaled by the patient by using the breathing mask 9, the humidity sensor 81 sends the detected mixed gas humidity analog signal to the fourth conditioning unit for processing, and then sends the processed mixed gas humidity digital signal to the singlechip, the inspiratory flow of the patient is detected by the first flow sensor 82, the first flow sensor 82 transmits the detected mixed gas flow analog signal to the fifth conditioning unit for processing, and then transmits the mixed gas flow analog signal to the fifth A/D converter for processing into a digital signal, the processed mixed gas flow digital signal is transmitted to the singlechip, after the inspiration action of the patient is finished, the patient starts to exhale, the exhaled gas enters the second flow sensor 93 through the exhalation one-way valve 92, the second flow sensor 93 and the second pressure sensor 94 detect the exhaled gas, the second flow sensor 93 transmits the detected exhaled gas flow analog signal to the sixth conditioning unit for processing, and then transmits the exhaled gas flow analog signal to the sixth A/D converter for processing into a digital signal, the processed exhaled gas flow digital signal is transmitted to the singlechip, the second pressure sensor 94 transmits the detected exhaled gas pressure analog signal to the seventh conditioning unit for processing, and then transmits the exhaled gas pressure analog signal to the seventh A/D converter for processing into a digital signal, the processed digital signal of the pressure of the exhaled air is sent to the single chip microcomputer, and the exhaled air is finally exhausted through the second exhaust valve 95. The oxygen concentration detected by the oxygen concentration sensor 51 is compared with an oxygen concentration set value set in advance through a touch screen, if the detected value is larger, the single chip microcomputer adjusts the opening degree of the oxygen flow regulating valve 12 to be smaller through a first relay, and the single chip microcomputer adjusts the opening degree of the air flow regulating valve 13 to be larger through a second relay until the oxygen concentration detected by the oxygen concentration sensor 51 is consistent with the set value set in advance through the touch screen, otherwise, the opening degree of the oxygen flow regulating valve 12 is increased and the opening degree of the air flow regulating valve 13 is decreased until the oxygen concentration detected by the oxygen concentration sensor 51 is consistent with the set value set in advance through the touch screen; the pressure detected by the first pressure sensor 61 is compared with a pressure set value set in advance through the touch screen, if the detected value is larger, the single chip microcomputer increases the opening degree of the first exhaust valve 62 through a third relay until the pressure detected by the first pressure sensor 61 is consistent with the pressure set value set in advance through the touch screen, otherwise, the single chip microcomputer decreases the opening degree of the first exhaust valve 62 through the third relay until the pressure detected by the first pressure sensor 61 is consistent with the pressure set value set in advance through the touch screen; the temperature detected by the temperature sensor 71 is compared with a temperature set value set in advance through the touch screen, if the detected value is larger, the single chip microcomputer adjusts the heater 7 to be smaller or stops through a fifth relay until the temperature detected by the temperature sensor 71 is consistent with the temperature set value set in advance through the touch screen, otherwise, the single chip microcomputer starts or increases the heater 7 through the fifth relay until the temperature detected by the temperature sensor 71 is consistent with the temperature set value set in advance through the touch screen; the humidity detected by the humidity sensor 81 is compared with a preset humidity value set in advance through the touch screen, if the detected value is larger, the single chip microcomputer adjusts the humidifier 8 to be smaller or stops through a sixth relay until the humidity detected by the humidity sensor 81 is consistent with the preset humidity value set in advance through the touch screen, otherwise, the single chip microcomputer starts or increases the humidifier 8 through the sixth relay until the humidity detected by the humidity sensor 81 is consistent with the preset humidity value set in advance through the touch screen; the flow detected by the first flow sensor 82 is compared with a flow set value set in advance through the touch screen, if the detected value is larger, the single chip microcomputer reduces the opening degree of the oxygen flow regulating valve 12 through the first relay, and simultaneously reduces the opening degree of the air flow regulating valve 13 through the second relay until the flow detected by the first flow sensor 82 is consistent with the flow set value set in advance through the touch screen, otherwise, the opening degree of the oxygen flow regulating valve 12 and the opening degree of the air flow regulating valve 13 are increased until the flow detected by the first flow sensor 82 is consistent with the flow set value set in advance through the touch screen; the flow detected by the second flow sensor 93 is compared with a flow set value set in advance through the touch screen, if the detected value is larger, and the flow adjustment is considered independently, the single chip microcomputer adjusts the opening degree of the second exhaust valve 95 to be smaller through a fourth relay until the flow detected by the second flow sensor 93 is consistent with the flow set value set in advance through the touch screen, otherwise, the opening degree of the second exhaust valve 95 is adjusted to be larger until the flow detected by the second flow sensor 93 is consistent with the flow set value set in advance through the touch screen; the pressure detected by the second pressure sensor 94 is compared with a pressure set value set in advance through the touch screen, if the detected value is larger, and the pressure adjustment is considered independently, the single chip microcomputer adjusts the opening degree of the second exhaust valve 95 to be smaller through a fourth relay until the pressure detected by the second pressure sensor 94 is consistent with the pressure set value set in advance through the touch screen, otherwise, the opening degree of the second exhaust valve 95 is increased until the pressure detected by the second pressure sensor 94 is consistent with the pressure set value set in advance through the touch screen; the touch screen displays the control state, and the memory is used for storing data information and control state information formed by the single chip microcomputer.

The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a breathe pulmonary function training ware for internal medicine, characterized by: the lung function trainer for the respiratory medicine comprises an oxygen device, an air conduit, an air pump, a filter, a mixer, a barostat, a heater, a humidifier, a respiratory mask, a telescopic conduit and an electric control system;

the opening valve of the oxygen device is connected with an oxygen flow regulating valve through an air conduit, the other end of the oxygen flow regulating valve is connected with the air inlet end of an air pump through an air conduit, the air inlet end of the air pump is also connected with an air flow regulating valve through an air conduit, the other end of the air flow regulating valve is connected with an air conduit communicated with the atmosphere, the air outlet end of the air pump is connected with a filter through an air conduit, the filter is connected with a mixer through an air conduit, the mixer is connected with an oxygen concentration sensor through an air conduit, the other end of the oxygen concentration sensor is connected with a barostat through an air conduit, the barostat is connected with a first exhaust valve through an air conduit, the other end of the first exhaust valve is connected with an air conduit communicated with the atmosphere, the barostat is also connected with a first pressure sensor through an air conduit, and the other end of the first pressure sensor is connected with a heater through an, the heater is connected with the temperature sensor through an air conduit, the other end of the temperature sensor is connected with the humidifier through an air conduit, the humidifier is connected with the humidity sensor through an air conduit, the other end of the humidity sensor is connected with the first flow sensor through an air conduit, the other end of the first flow sensor is connected with an inspiratory telescopic conduit through an air conduit, the other end of the inspiratory telescopic conduit is connected with an inspiratory one-way valve, the other end of the inspiratory one-way valve is connected with a respiratory mask through an inspiratory telescopic conduit, the respiratory mask is connected with an expiratory one-way valve through an expiratory telescopic conduit, the other end of the expiratory one-way valve is connected with the air conduit through an expiratory telescopic conduit, the other end of the air conduit is connected with the second flow sensor, and the other end of the second flow sensor is connected with the second pressure sensor through an air conduit, the other end of the second pressure sensor is connected with a second exhaust valve through an air guide pipe, and the other end of the second exhaust valve is connected with an air guide pipe communicated with air;

2. A lung function training machine for respiratory medicine as claimed in claim 1, wherein: the oxygen device comprises an oxygen bottle, an oxygen bag and an oxygen generator.