CN113730881A

CN113730881A - A lung exhales trainer for cardiothoracic surgery patient

Info

Publication number: CN113730881A
Application number: CN202110895383.3A
Authority: CN
Inventors: 杜杰; 章岳峰; 周伟鹤
Original assignee: Pingyang Second People's Hospital; Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Current assignee: Pingyang Second People's Hospital; Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-12-03

Abstract

The invention discloses a lung expiration training device for cardiothoracic surgery patients, which relates to the technical field of medical instruments, and adopts the technical scheme that: the device comprises a box body, wherein the side wall of the box body is provided with a plurality of layers of circular ring pipes, and the outer side walls of a first circular pipeline and a second circular pipeline are provided with a plurality of air leakage holes; the end part of the multilayer circular tube far away from the box body is provided with an expiratory tube diameter control device; the expiratory tube diameter control device comprises a tube diameter control shell, a deflector rod, a rotating disc and a plurality of baffles; the outer side wall of the first air inlet pipe is connected with a pressure stabilizing tank, the side wall of the purifying device is connected with a second air inlet pipe, and the side wall of the second air inlet pipe is connected with a miniature air injection pump. The lung expiratory training device can increase or decrease the expiratory training intensity by changing the size of the pipe diameter of the expiratory pipe, and the pipe diameter adjusting mode of the device is simpler and more convenient and is easy to realize; meanwhile, although the exhalation training device has the functions of humidifying and purifying air, the inhalation resistance is still small, and the patient can inhale easily.

Description

A lung exhales trainer for cardiothoracic surgery patient

Technical Field

The invention relates to the technical field of medical instruments, in particular to a lung expiration training device for a cardiothoracic surgery patient.

Background

When a person normally inhales, the diaphragm contracts and the intercostal muscles contract, when the person inhales forcefully, the person also needs to inhale auxiliary muscles, such as the assistance of trapezius muscles and oblique angle muscles, the chest is widened and lifted as a result of the contraction of the muscles, the thoracic space is expanded to the limit, so the inspiratory muscles need to be exercised, the inspiratory trainer of a respirator adopts the basic principle of impedance training, and the user needs to spend effort to resist the impedance set by the trainer when inhaling through the inspiratory trainer so as to increase the inspiratory muscle strength, thereby the strength and tolerance of the inspiratory muscles are increased.

Its injured position of cardiothoracic surgery patient is mostly cardiopulmonary position, and when being treated, needs to use more kinds of breathing and helps equipment to help the patient to carry out normal breathing work, and as of a long time, the working ability of patient's self respiratory organ can descend, so after the patient is cured by the treatment, need to use corresponding breathing trainer help the patient to resume.

The prior art lung expiration training device for cardiothoracic surgery patients has the following disadvantages:

1. in order to increase the training intensity of the expiratory patient, the existing expiratory training device trains by connecting an expiratory tube with a smaller tube diameter, and the design has the disadvantages of complicated structure, higher cost and poor effect;

2. the existing exhalation training device is additionally provided with an air filtering device and a humidifying device on an inhalation tube, but the inhalation resistance is large, so that the patient is inconvenient to inhale.

Disclosure of Invention

The invention aims to provide a lung expiratory training device for cardiothoracic surgery patients, which can increase or reduce the expiratory training intensity by changing the pipe diameter of an expiratory pipe, and the pipe diameter adjusting mode of the device is simpler and easier to realize; meanwhile, the breathing training device has the functions of humidifying and purifying gas, the breathing resistance is small, and a patient can easily breathe after blowing.

The technical purpose of the invention is realized by the following technical scheme: a lung expiration training device for a cardiothoracic surgery patient comprises a box body, wherein a plurality of layers of circular ring tubes are arranged on the side wall of the box body, and each layer of circular ring tube comprises a main tube, a first annular pipeline and a second annular pipeline; the annular pipeline is sleeved outside the main pipe, and the annular pipeline II is sleeved outside the annular pipeline I; the end part of the multilayer circular tube, which is far away from the box body, is provided with an expiratory tube diameter control device; the expiratory tube diameter control device comprises a tube diameter control shell, a deflector rod, a rotating disc and a plurality of baffles; the pipe diameter control device comprises a pipe diameter control shell, a rotating plate, a plurality of sliding grooves, sliding blocks and a baffle plate, wherein the side wall of the pipe diameter control shell is provided with a rotating groove, one end of a shifting lever penetrates through the rotating groove and is fixedly connected with a rotating surface of the rotating plate, the rotating plate is provided with the plurality of sliding grooves penetrating through the side wall of the rotating plate, the sliding grooves are arc-shaped, the plurality of sliding grooves are internally provided with the sliding blocks capable of sliding in the sliding grooves, the end parts of the sliding blocks are fixedly connected with the side wall of the baffle plate, the baffle plate is in a feather-like shape, and the baffle plates are respectively positioned on different longitudinal sections; one end of the pipe diameter control shell is fixedly connected with the multilayer circular ring pipe, and the other end of the pipe diameter control shell is provided with a breathing mask; the end part, close to the box body, of the multilayer circular tube is connected with an expiratory tube and a first air inlet tube respectively, the outer side wall of the first air inlet tube is connected with a pressure stabilizing tank, a first one-way valve is mounted on the first air inlet tube, the inner side wall of the first air inlet tube is provided with a humidity sensor, the end part, far away from the multilayer circular tube, of the first air inlet tube is provided with a humidifying device, the bottom of the humidifying device is provided with a connecting tube, the end part, far away from the humidifying device, of the connecting tube is provided with a purifying device, the side wall of the purifying device is connected with a second air inlet tube, and the side wall of the second air inlet tube is connected with a miniature air injection pump; the lateral wall of box is equipped with display control panel and charges the mouth, the inside wall of box is equipped with the battery.

By adopting the technical scheme, the outer side walls of the annular pipeline I and the annular pipeline II are respectively provided with the plurality of air leakage holes, and the end part of the multilayer annular pipe is provided with the expiratory pipe diameter control device, so that the flow direction of expiratory airflow can be controlled by adjusting the air outlet diameter of the expiratory pipe diameter control device, and the effect of enhancing or reducing the expiratory training intensity is achieved; through the miniature air injection pump of lateral wall installation at intake pipe two, and connect the surge tank at the lateral wall of intake pipe one, can guarantee at the patient expiration in-process, still keep the pressure value of admitting air, reduced the resistance when breathing in, reach the effect that makes things convenient for the patient to breathe in.

The invention is further configured to: the humidifying device comprises an ultrasonic humidifier, a water injection port and a first water injection pipe; the top of the ultrasonic humidifier is connected with the end part of the first air inlet pipe, the side wall of the ultrasonic humidifier is connected with the first water injection pipe, the side wall of the first water injection pipe is connected with the first electromagnetic valve, and the end part, far away from the ultrasonic humidifier, of the first water injection pipe is connected with a water injection port; the water filling port is funnel-shaped.

By adopting the technical scheme, the ultrasonic humidifier is arranged in the box body, so that the effect of humidifying sucked air can be achieved; the first water injection pipe is arranged on the side wall of the ultrasonic humidifier and the first electromagnetic valve is arranged on the first water injection pipe, so that the water quantity in the ultrasonic humidifier can be controlled.

The invention is further configured to: the purification device comprises a water injection pipe II, an electromagnetic valve II and a washing air purifier; the side wall of the washing air purifier is connected with the end part of the air inlet pipe II, and the joint of the washing air purifier and the air inlet pipe II is close to the bottom of the washing air purifier; one end of the second water injection pipe is connected with the side wall of the washing air purifier, the other end of the second water injection pipe is connected with the side wall of the first water injection pipe, and the second electromagnetic valve is installed on the second water injection pipe.

Through adopting above-mentioned technical scheme, purifier adopts washing air purifier, can wash inspiratory air, reaches the effect of purification.

The invention is further configured to: the exhaust pipe is provided with a one-way valve II, the inner side wall of the exhaust pipe is provided with a pressure sensor, the end part of the exhaust pipe, which is far away from the multilayer circular ring pipe, is provided with a three-way valve, one outlet end of the three-way valve is connected with an exhaust return pipe, the other outlet end of the three-way valve is connected with the bottom of the box body, the side wall of the three-way valve is provided with a servo motor, and the servo motor is fixedly connected with the bottom in the box body; and a floating device is arranged at the end part of the exhaust return pipe far away from the three-way valve.

Through adopting above-mentioned technical scheme, at the tip installation three-way valve of expiratory tube, and servo motor and three-way valve connection, be convenient for realize discharging the air current into floating installation or follow the effect that the floating installation discharged into the external world.

The invention is further configured to: the floating device comprises a gas cylinder, an arc-shaped bottle cap, a floating ball, a spring, a pressure sensing piece, a rotating rod and a rotating handle; the bottom of gas cylinder and the end connection of arranging the trachea, the top and the arc bottle lid of gas cylinder are connected, the lateral wall of gas cylinder is equipped with the scale interval, the top and the end connection of rotary rod of arc bottle lid, the rotary rod is kept away from the tip of arc bottle lid and is connected with the middle part of rotary rod, the inside wall and the pressure sensing piece of arc bottle lid are connected, the bottom of pressure sensing piece and the tip fixed connection of spring, the tip and the floater fixed connection of pressure sensing piece are kept away from to the spring, the floater touches with the bottom of gas cylinder and meets.

Through adopting above-mentioned technical scheme, through the top at the floater connecting spring, and the other end and the pressure sensing piece of spring are connected, can make things convenient for the patient to monitor the training condition of breathing oneself through the pressure value of floater extrusion spring like this.

The invention is further configured to: the top of box is equipped with the apron, the apron is located floating installation directly over, the top of apron is equipped with the handle, the apron is articulated with the box.

Through adopting above-mentioned technical scheme, set up the apron through the top at floating installation, the apron is articulated with the box, can make things convenient for the patient to change the spring in the gas cylinder to improve or reduce patient's expiration training intensity.

In conclusion, the invention has the following beneficial effects: the outer side walls of the first annular pipeline and the second annular pipeline are provided with a plurality of air leakage holes, and the end part of the multilayer annular pipe is provided with the expiratory pipe diameter control device; through the miniature air injection pump of lateral wall installation at intake pipe two, and connect the surge tank at the lateral wall of intake pipe one, this expiration trainer has the humidification and purifies the function of gas, and the resistance of breathing in is little, and the patient can easily breathe in.

Drawings

FIG. 1 is a schematic diagram of a pulmonary breath training apparatus for a cardiothoracic surgical patient, in accordance with an embodiment of the present invention;

FIG. 2 is a schematic diagram of a longitudinal cross-sectional structure of an exhalation path control device of a pulmonary exhalation training apparatus for a cardiothoracic surgical patient, in accordance with an embodiment of the present invention;

fig. 3 is a schematic longitudinal sectional view of a multi-layer circular tube of a lung exhalation training apparatus for cardiothoracic surgery patients in accordance with an embodiment of the present invention.

In the figure: 1. a second water injection pipe; 2. rotating the handle; 3. rotating the rod; 4. an arc-shaped bottle cap; 5. a pressure sensing sheet; 6. a spring; 7. a second electromagnetic valve; 8. a gas cylinder; 9. a scale value; 10. a box body; 11. a floating ball; 12. exhausting a return air pipe; 13. a three-way valve; 14. a servo motor; 15. an exhalation tube; 16. a pressure sensor; 17. a storage battery; 18. a charging port; 19. a second one-way valve; 20. a respiratory mask; 21. a pipe diameter control housing; 22. a rotating groove; 23. a deflector rod; 24. a one-way valve I; 25. a display control panel; 26. a first air inlet pipe; 27. washing the air purifier with water; 28. a connecting pipe; 29. a humidity sensor; 30. an ultrasonic humidifier; 31. a first electromagnetic valve; 32. a surge tank; 33. a micro air injection pump; 34. a first water injection pipe; 35. a water injection port; 36. a second air inlet pipe; 37. a cover plate; 38. a handle; 39. rotating the disc; 40. a slider; 41. a chute; 42. a baffle plate; 43. air leakage holes; 44. a first annular pipeline; 45. a main pipe; 46. and a second annular pipeline.

Detailed Description

The present invention is described in further detail below with reference to figures 1-3.

Example (b): a lung expiration training device for a cardiothoracic surgery patient comprises a box body 10, wherein a plurality of layers of circular ring pipes are inserted into the side wall of the box body 10, and each layer of circular ring pipe comprises a main pipe 45, a first annular pipe 44 and a second annular pipe 46; the first annular pipeline 44 is sleeved on the outer side wall of the main pipe 45, and the second annular pipeline 46 is sleeved on the outer side wall of the first annular pipeline 44; the outer side walls of the first annular pipeline 44 and the second annular pipeline 46 are provided with a plurality of air leakage holes 43; the end part of the multilayer circular tube far away from the box body 10 is fixedly provided with an expiratory tube diameter control device; the expiratory tube diameter control device comprises a tube diameter control shell 21, a deflector rod 23, a rotating disk 39 and a plurality of baffles 42; the side wall of the pipe diameter control shell 21 is provided with a rotating groove 22, one end of a deflector rod 23 penetrates through the rotating groove 22 and is fixedly connected with the rotating surface of the rotating disc 39, the rotating disc 39 is provided with a plurality of sliding grooves 41 penetrating through the side wall of the rotating disc 39, the sliding grooves 41 are arc-shaped, a sliding block 40 capable of sliding in the sliding grooves 41 is installed in each sliding groove 41, the end part of each sliding block 40 is fixedly connected with the side wall of a baffle plate 42, each baffle plate 42 is similar to a feather, and the baffle plates 42 are respectively positioned on different longitudinal sections; one end of the pipe diameter control shell 21 is fixedly connected with the multilayer circular ring pipes, and the other end of the pipe diameter control shell 21 is provided with a breathing mask 20; the end parts, close to the box body 10, of the multilayer circular tubes are respectively connected with an expiration tube 15 and a first air inlet tube 26, the outer side wall of the first air inlet tube 26 is connected with a pressure stabilizing tank 32, a one-way valve 24 is installed on the first air inlet tube 26, a humidity sensor 29 is installed on the inner side wall of the first air inlet tube 26, a humidifying device is installed at the end part, far away from the multilayer circular tubes, of the first air inlet tube 26, a connecting tube 28 is installed at the bottom of the humidifying device, a purifying device is installed at the end part, far away from the humidifying device, of the connecting tube 28, the side wall of the purifying device is connected with a second air inlet tube 36, and the side wall of the second air inlet tube 36 is connected with a miniature air injection pump 33; the display control panel 25 and the charging port 18 are fixedly mounted on the outer side wall of the box 10, and the storage battery 17 is fixedly mounted on the inner side wall of the box 10.

In the embodiment, when a patient uses the expiratory training device, firstly, the device is opened on the display control panel 25, the micro air injection pump 33 and the pressure stabilizing tank 32 start to work, the micro air injection pump 33 sucks the outside air into the purification device, the air enters the humidification device from the purification device, enters the air inlet pipe I26 after being humidified by the humidification device, when the patient starts to inhale, the purified and humidified air enters the main pipe 45 through the one-way valve I24, and finally the respiratory mask 20 is inhaled into the lungs by the patient; when the patient starts to exhale, because the air inhaled by the miniature air injection pump 33 cannot pass through the one-way valve I24 and enter the main pipe 45, the pressure in the air inlet pipe I26 is higher, at the moment, the air enters the pressure stabilizing tank 32, so that the pressure in the air inlet pipe I26 can be maintained, and the air inhaled by the patient always keeps the same pressure; the inner diameter of the rotating disc 39 is the same as the outer diameter of the annular pipeline III, when a patient wants to perform expiratory training according to normal training intensity, the patient needs to rotate the shift lever 23 to a specified position, the shift lever 23 drives the rotating disc 39 to rotate at the moment, in the rotating process of the rotating disc 39, due to the effect of the sliding groove 41, the sliding block 40 can move in the sliding groove 41, the baffle plates 42 can also move in an arc shape at the moment, the diameter of a circular hole formed between the baffle plates 42 is the same as the inner diameter of the main pipe 45, at the moment, when the patient exhales, airflow can completely enter the main pipe 45, and the measured value is the maximum value; when the patient needs to strengthen the expiratory training, the shift lever 23 can be shifted again, so that the baffles 42 rotate in an arc shape, the opening formed between the baffles 42 is the same as the outer diameter of the first annular pipeline 44 or the second annular pipeline 46, at the moment, partial exhaled air flow can enter the first annular pipeline 44 or the second annular pipeline 46, as the outer side walls of the first annular pipeline 44 and the second annular pipeline 46 are both provided with the plurality of air leakage holes 43, the air entering the first annular pipeline 44 and the second annular pipeline 46 leaks from the air leakage holes 43, the pressure of the main pipe 45 is reduced, if the patient wants to achieve the same test result, the patient needs to blow air to the breathing mask 20 with larger force, and the effect of improving the expiratory training strength is achieved.

The humidifying device comprises an ultrasonic humidifier 30, a water filling port 35 and a first water filling pipe 34; the top of the ultrasonic humidifier 30 is fixedly connected with the end part of the air inlet pipe II 36, the side wall of the ultrasonic humidifier 30 is fixedly connected with the water injection pipe I34, the side wall of the water injection pipe I34 is connected with the electromagnetic valve I31, and the end part, far away from the ultrasonic humidifier 30, of the water injection pipe I34 is connected with the water injection port 35; the water filling port 35 is funnel-shaped.

In this embodiment, the patient can set the humidity of the inhaled air on the display control panel 25, the display control panel 25 transmits information to the control processor, the control processor controls the operation of the ultrasonic humidifier 30 by combining the humidity identified by the humidity sensor 29, when the water in the ultrasonic humidifier 30 is used up, the patient can select the water adding function on the display control panel 25, the control processor controls the first electromagnetic valve 31 to be opened, the patient can add water at the position of the water injection port 35, after the water adding is finished, the patient operates the display control panel 25 again, and the control processor closes the first electromagnetic valve 31.

The purification device comprises a water injection pipe II 1, an electromagnetic valve II 7 and a washing air purifier 27; the side wall of the water washing air purifier 27 is connected with the end part of the second air inlet pipe 36, and the connection part of the water washing air purifier 27 and the second air inlet pipe 36 is close to the bottom of the water washing air purifier 27; one end of the second water injection pipe 1 is connected with the side wall of the water washing air purifier 27, the other end of the second water injection pipe 1 is connected with the side wall of the first water injection pipe 34, and the second electromagnetic valve 7 is installed on the second water injection pipe 1.

In this embodiment, the patient can select to fill water into the wash air purifier 27 on the display control panel 25, at this time, the control processor opens the second regulating electromagnetic valve 7, closes the first electromagnetic valve 31, at this time, adds water into the water filling port 35, the water directly enters the wash air purifier 27, and after the water is added, the control processor closes the second electromagnetic valve 7 again; air is pressurized from the second air inlet pipe 36 through the miniature air injection pump 33, enters the bottom of the water washing air purifier 27, passes through the water surface and enters the connecting pipe 28, and thus the water washing air is realized.

The expiratory tube 15 is provided with a one-way valve II 19, the inner side wall of the expiratory tube 15 is fixedly provided with a pressure sensor 16, the end part of the expiratory tube 15, which is far away from the multilayer circular tube, is provided with a three-way valve 13, one outlet end of the three-way valve 13 is connected with an exhaust and return air tube 12, the other outlet end of the three-way valve 13 is connected with the bottom of the box body 10, the side wall of the three-way valve 13 is fixedly provided with a servo motor 14, and the servo motor 14 is fixedly connected with the bottom in the box body 10; the end of the exhaust gas return pipe 12 remote from the three-way valve 13 is fitted with a float.

In this embodiment, when the patient exhales, the airflow enters the exhalation pipe 15 from the main pipe 45, passes through the second check valve 19 and then enters the three-way valve 13, the pressure value sensed by the pressure sensor 16 becomes smaller due to the entering of the airflow, when the pressure value returns to the original pressure, it indicates that the airflow has completely flowed from the three-way valve 13 to the floating device, the control processor transmits information to the servo motor 14, the servo motor 14 reverses the three-way valve 13, so that the exhaust return pipe 12 is directly communicated with the outside, and the airflow of the floating device is finally directly exhausted from the three-way valve 13 to the outside.

The floating device comprises a gas cylinder 8, an arc-shaped bottle cap 4, a floating ball 11, a spring 6, a pressure sensing piece 5, a rotating rod 3 and a rotating handle 2; the bottom of gas cylinder 8 and the tip fixed connection of arranging muffler 12, the top and the arc bottle lid 4 of gas cylinder 8 are connected, the lateral wall mark of gas cylinder 8 has scale interval 9, the top of arc bottle lid 4 and the end connection of rotary rod 3, the tip that the arc bottle lid 4 was kept away from to rotary rod 3 is connected with the middle part of rotary rod 3, the inside wall and the pressure sensing piece 5 of arc bottle lid 4 are connected, the bottom of pressure sensing piece 5 and the tip fixed connection of spring 6, the tip and the floater 11 fixed connection of pressure sensing piece 5 are kept away from to spring 6, floater 11 touches with the bottom of gas cylinder 8 and meets.

In this embodiment, when the exhaled air flow does not enter the floating device, the spring 6 is in a natural state, when the air flow enters the air cylinder 8, the floating ball 11 can move upwards, at this time, the floating ball 11 can extrude the spring 6, the spring 6 can generate elastic force, the elastic force is transmitted to the pressure sensing sheet 5, the pressure sensing sheet 5 feeds back the pressure value to the display control panel 25, and the patient can judge the exhalation training condition of the patient by comparing the pressure value of each time; meanwhile, a scale value 9 is engraved on the side wall of the gas cylinder 8, and the patient can detect the breathing training condition by observing the height change of the floating ball 11; simultaneously arc bottle lid 4 is through threaded connection with the lateral wall of gas cylinder 8, and when floater 11 can directly be blown the top by the patient, the patient can rotate rotatory handle 2, then takes off arc bottle lid 4, can change spring 6 into the spring 6 that spring 6 coefficient is higher this moment, and the training is breathed out in the reinforcing.

A cover plate 37 is installed at the top of the box body 10, the cover plate 37 is located right above the floating device, a lifting handle 38 is fixedly installed at the top of the cover plate 37, and the cover plate 37 is hinged with the box body 10.

In this embodiment, the cover plate 37 is installed on the top of the box 10, and when the patient wants to replace the spring 6, the patient can pull the handle 38 to pull the cover plate 37 open, so that the rotating handle 2 can be rotated to achieve the effect of conveniently replacing the spring 6.

The working principle is as follows: the outer side walls of the first annular pipeline 44 and the second annular pipeline 46 are respectively provided with a plurality of air leakage holes 43, and the end part of the multilayer annular pipe is provided with the expiratory pipe 15 diameter control device, so that the flow direction of expiratory airflow can be controlled by adjusting the air outlet diameter of the expiratory pipe 15 diameter control device, and the effect of enhancing or reducing the expiratory training intensity is achieved; through the miniature air injection pump 33 installed on the side wall of the second air inlet pipe 36 and the pressure stabilizing tank 32 connected to the outer side wall of the first air inlet pipe 26, the pressure value of air inlet can be guaranteed to be still kept in the expiration process of a patient, the resistance in the inspiration process is reduced, and the effect of facilitating inspiration of the patient is achieved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A pulmonary breath training device for cardiothoracic surgical patients, comprising a casing (10), characterized in that: the side wall of the box body (10) is provided with a plurality of layers of circular ring pipes, and each layer of circular ring pipe comprises a main pipe (45), a first annular pipeline (44) and a second annular pipeline (46); the first annular pipeline (44) is sleeved outside the main pipe (45), and the second annular pipeline (46) is sleeved outside the first annular pipeline (44); the outer side walls of the first annular pipeline (44) and the second annular pipeline (46) are provided with a plurality of air leakage holes (43); an expiratory pipe diameter control device is arranged at the end part of the multilayer circular pipe, which is far away from the box body (10); the expiratory tube diameter control device comprises a tube diameter control shell (21), a deflector rod (23), a rotating disc (39) and a plurality of baffles (42); the pipe diameter control device is characterized in that a rotating groove (22) is formed in the side wall of the pipe diameter control shell (21), one end of a shifting lever (23) penetrates through the rotating groove (22) to be fixedly connected with a rotating surface of the rotating disk (39), the rotating disk (39) is provided with a plurality of sliding grooves (41) penetrating through the side wall of the rotating disk (39), the sliding grooves (41) are arc-shaped, sliding blocks (40) capable of sliding in the sliding grooves (41) are arranged in the sliding grooves (41), the end portions of the sliding blocks (40) are fixedly connected with the side wall of a baffle (42), the baffle (42) is in a feather-like shape, and the baffles (42) are located on different longitudinal sections respectively; one end of the pipe diameter control shell (21) is fixedly connected with the multilayer circular pipes, and the other end of the pipe diameter control shell (21) is provided with a breathing mask (20);

the end part, close to the box body (10), of the multilayer circular tube is connected with an expiratory tube (15) and a first air inlet tube (26) respectively, the outer side wall of the first air inlet tube (26) is connected with a pressure stabilizing tank (32), a first one-way valve (24) is installed on the first air inlet tube (26), a humidity sensor (29) is arranged on the inner side wall of the first air inlet tube (26), a humidifying device is arranged at the end part, far away from the multilayer circular tube, of the first air inlet tube (26), a connecting tube (28) is arranged at the bottom of the humidifying device, a purifying device is arranged at the end part, far away from the humidifying device, of the connecting tube (28), the side wall of the purifying device is connected with a second air inlet tube (36), and the side wall of the second air inlet tube (36) is connected with a miniature air injection pump (33); the outer side wall of the box body (10) is provided with a display control panel (25) and a charging port (18), and the inner side wall of the box body (10) is provided with a storage battery (17).

2. The pulmonary breath training apparatus of claim 1, wherein: the humidifying device comprises an ultrasonic humidifier (30), a water injection port (35) and a first water injection pipe (34); the top of the ultrasonic humidifier (30) is connected with the end of the first air inlet pipe (26), the side wall of the ultrasonic humidifier (30) is connected with the first water injection pipe (34), the side wall of the first water injection pipe (34) is connected with the first electromagnetic valve (31), and the end, far away from the ultrasonic humidifier (30), of the first water injection pipe (34) is connected with a water injection port (35); the water injection port (35) is funnel-shaped.

3. The pulmonary breath training apparatus of claim 1, wherein: the purification device comprises a second water injection pipe (1), a second electromagnetic valve (7) and a washing air purifier (27); the side wall of the washing air purifier (27) is connected with the end part of the second air inlet pipe (36), and the joint of the washing air purifier (27) and the second air inlet pipe (36) is close to the bottom of the washing air purifier (27); the one end of water injection pipe two (1) is connected with the lateral wall of washing air purifier (27), the other end of water injection pipe two (1) is connected with the lateral wall of water injection pipe one (34), install on water injection pipe two (1) solenoid valve two (7).

4. The pulmonary breath training apparatus of claim 1, wherein: the ventilator is characterized in that a one-way valve II (19) is installed on the expiratory tube (15), a pressure sensor (16) is arranged on the inner side wall of the expiratory tube (15), a three-way valve (13) is installed at the end part, far away from the multilayer circular tube, of the expiratory tube (15), one outlet end of the three-way valve (13) is connected with an exhaust and return air pipe (12), the other outlet end of the three-way valve (13) is connected with the bottom of the box body (10), a servo motor (14) is arranged on the side wall of the three-way valve (13), and the servo motor (14) is fixedly connected with the bottom in the box body (10); and a floating device is arranged at the end part of the exhaust return pipe (12) far away from the three-way valve (13).

5. The pulmonary breath training apparatus of claim 4, wherein said apparatus further comprises: the floating device comprises a gas cylinder (8), an arc-shaped bottle cap (4), a floating ball (11), a spring (6), a pressure sensing piece (5), a rotating rod (3) and a rotating handle (2); the bottom of gas cylinder (8) and the end connection of arranging trachea (12), the top and the arc bottle lid (4) of gas cylinder (8) are connected, the lateral wall of gas cylinder (8) is equipped with scale interval (9), the end connection of the top and rotary rod (3) of arc bottle lid (4), the tip that arc bottle lid (4) were kept away from to rotary rod (3) is connected with the middle part of rotary rod (3), the inside wall and the pressure sensing piece (5) of arc bottle lid (4) are connected, the bottom of pressure sensing piece (5) and the end fixed connection of spring (6), the tip and floater (11) fixed connection of pressure sensing piece (5) are kept away from in spring (6), floater (11) and the bottom touch of gas cylinder (8).

6. The pulmonary breath training apparatus of claim 1, wherein: the top of box (10) is equipped with apron (37), apron (37) are located floating installation directly over, the top of apron (37) is equipped with handle (38), apron (37) are articulated with box (10).