CN114797026A

CN114797026A - Lung rehabilitation training instrument

Info

Publication number: CN114797026A
Application number: CN202210376055.7A
Authority: CN
Inventors: 罗麟洁; 黎伟; 李莹; 曹益瑞
Original assignee: Chengdu Wenjiang District Peoples Hospital
Current assignee: Chengdu Wenjiang District Peoples Hospital
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-07-29
Anticipated expiration: 2042-04-11
Also published as: CN114797026B

Abstract

The invention belongs to the technical field of medical instruments, and particularly relates to a lung rehabilitation training instrument which comprises a liquid medicine box, a breathing training box and a breathing mask, wherein the liquid medicine box is connected with an air suction pipe; the breathing training box is provided with an air outlet, and the liquid medicine box is provided with an air inlet; the respiratory training box is internally provided with a fan-blade type resistance adjusting device, and aims to provide a lung rehabilitation training instrument which has the functions of training vital capacity and treating lung.

Description

Lung rehabilitation training instrument

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a lung rehabilitation training instrument.

Background

The investigation shows that the lung function, especially the lung capacity, is gradually weakened or reduced with the increasing age, and the weakening of the lung capacity function becomes a main factor of various lung health diseases such as tracheitis, asthma and the like in the elderly, and the lung capacity can be reduced after lung surgery or throat surgery. The existing medical apparatus does not have an apparatus specially used for training the lung of a patient, the vital capacity is exercised by running or swimming, and the like, and the existing medical apparatus has great limitation, and particularly for postoperative patients, the exercise mode of strenuous exercise cannot be adopted. Therefore, in order to recover the patient and restore normal lung skills as soon as possible, an apparatus for assisting the patient in the training of vital capacity and lung therapy is particularly needed.

Disclosure of Invention

In order to solve the above-mentioned drawbacks of the prior art, the present invention provides a lung rehabilitation training device, which has the functions of training vital capacity and performing lung treatment.

The technical scheme adopted by the invention is as follows:

a lung rehabilitation training instrument comprises a liquid medicine box, a breathing training box and a breathing mask, wherein an air suction pipe is connected to the liquid medicine box, an air blowing pipe is connected to the breathing training box, check valves are arranged on the air suction pipe and the air blowing pipe, and the top ends of the air suction pipe and the air blowing pipe are connected with the breathing mask; the breathing training box is provided with an air outlet, and the liquid medicine box is provided with an air inlet; and a fan blade type resistance adjusting device is arranged in the breathing training box.

By adopting the technical scheme, the air suction pipe is connected to the liquid medicine box, the air blowing pipe is connected to the breathing training box internally provided with the fan-blade type resistance adjusting device, so that a patient can suck air with liquid medicine steam to play a therapeutic role in the lung of the patient, and the resistance generated by the fan-blade type resistance adjusting device is overcome by air blowing to carry out targeted training on the vital capacity; the device can simultaneously realize the vital capacity training and lung treatment of the patient, is convenient and practical and is easy to popularize.

Preferably, the fan blade type resistance adjusting device comprises a fan blade shaft with two ends rotatably connected with the inside of the respiration training box, a plurality of blades are uniformly and annularly arranged on the fan blade shaft, the fan blade shaft is of an internal hollow structure, and an adjusting mechanism used for adjusting the rotation resistance of the fan blade shaft is further arranged inside the fan blade shaft. By adopting the preferred technical scheme, when the patient exhales, the blown air flow acts on the blades, the blades drive the fan blade shaft to synchronously rotate in the respiration training box, and medical personnel can adjust the rotation resistance of the fan blade shaft through the adjusting mechanism of the hollow structure in the fan blade shaft, so that the exhalation resistance and the training intensity of the patient are correspondingly adjusted.

As further preferred, the upper section of flabellum axle is a vertical section of thick bamboo, and the hypomere is the toper section of thick bamboo that the diameter increases in proper order, adjustment mechanism includes the lead screw with breathing training box top threaded connection, the lead screw bottom is provided with the hollow elastic sphere, and the top of lead screw is provided with adjust knob. By adopting the preferred technical scheme, medical personnel can change the position of the hollow elastic ball body by rotating the screw rod and adjust the friction force between the hollow elastic ball body and the inner wall of the tapered cylinder, thereby realizing the adjustment of the rotation resistance of the fan blade shaft.

Preferably, a plurality of supporting springs are arranged inside the hollow elastic ball. The supporting spring is used for providing internal supporting force for the hollow elastic ball body, so that the rotation resistance of the fan blade shaft is linearly changed.

Preferably, the hollow elastic ball body comprises a first ball body and a second ball body, the diameters of which are sequentially increased from top to bottom. In order to adapt to the inclined inner wall of the cone-shaped cylinder, the hollow elastic ball bodies are arranged into a plurality of first ball bodies and second ball bodies with diameters which are sequentially increased from top to bottom.

Preferably, the air blowing pipe comprises an air blowing main pipe and air blowing branch pipes which are communicated with the air blowing main pipe and are mutually connected in parallel. The gas blown out by the patient uniformly acts on the blades by arranging a plurality of blowing branch pipes which are mutually connected in parallel.

Preferably, the breathing training box is provided with three air inlets at equal intervals in the vertical direction, and the air blowing branch pipes comprise first branch pipes, second branch pipes and third branch pipes which are respectively communicated with the three air inlets.

Preferably, the blowing header pipe is provided with a saliva stopping mechanism, the saliva stopping mechanism comprises a shell, two ends of the shell are respectively communicated with the blowing header pipe, the inner wall of the shell is rotatably connected with a first baffle and a second baffle, the first baffle and the second baffle are respectively arranged on the upper side and the lower side of the inner wall of the shell, a fixing frame is obliquely arranged on one side of the first baffle and one side of the second baffle, and a connecting spring is arranged between the fixing frame and the first baffle and the second baffle. When gas in a human body enters the inside of the saliva stopping mechanism, the gas firstly contacts with the first baffle plate, the gas blows the first baffle plate to rotate to contact with the fixing frame, the first baffle plate is obliquely positioned in the air inlet mechanism, the gas contacts with the first baffle plate, the gas slides downwards on the side wall of the first baffle plate, the saliva in the gas contacts with the first baffle plate, the saliva is kept on the side wall of the first baffle plate, the gas crosses the first baffle plate to contact with the second baffle plate, the gas blows the second baffle plate to rotate, the second baffle plate rotates to contact with the fixing frame, the gas moves upwards on the side wall of the second baffle plate, the gas moves between the first baffle plate and the second baffle plate in a zigzag mode, and the saliva is kept on the side walls of the first baffle plate and the second baffle plate, avoid saliva to get into breathe the inside of training case, breed the bacterium.

Further preferably, the hemispherical rubber blocks are uniformly mounted on the side walls of the first baffle and the second baffle. The rubber block can increase the contact area and the friction force between the first baffle and the saliva and between the second baffle and the saliva, and further improves the blocking effect on the saliva.

Preferably, the liquid medicine is filled in the liquid medicine box, the heating assembly is further arranged in the liquid medicine box, and the disinfection assembly is arranged at the top of the liquid medicine box. Heating element can heat by the inside liquid medicine of liquid medicine case, makes it produce appropriate amount steam and is inhaled by the patient, promotes the treatment to the lung, and the top is provided with the disinfection subassembly and can carries out germicidal treatment to the inside air of liquid medicine case, guarantees patient's safety in utilization.

Preferably, the liquid medicine box is further provided with a liquid injection port and a liquid discharge port. The liquid medicine in the liquid medicine box is replaced through the liquid injection port and the liquid discharge port.

Preferably, all be provided with transparent observation window on liquid medicine case and the breathing training case, be convenient for medical personnel and patient through observation window and observe the addition of liquid medicine and the rotational speed of flabellum.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

by adopting a double-pipeline training structure of an air suction pipe and an air blowing pipe, the air suction pipe is connected to the liquid medicine box, the air blowing pipe is connected to a breathing training box, the interior of the breathing training box is provided with a fan-blade type resistance adjusting device, so that a patient can suck air with liquid medicine steam to play a therapeutic role in the lung of the patient, and the resistance generated by the fan-blade type resistance adjusting device is overcome by air blowing to carry out targeted training on vital capacity; the rotating resistance of the fan blade shaft is adjusted through the fan blade type resistance adjusting device in the breathing training box, so that the expiration resistance and the training strength of a patient are correspondingly adjusted. The device can simultaneously realize the vital capacity training and lung treatment of the patient, is convenient and practical and is easy to popularize.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

FIG. 1 is an external schematic view of a lung rehabilitation training device according to the present invention;

FIG. 2 is a schematic diagram of the internal structure of a lung rehabilitation training device according to the present invention;

FIG. 3 is a schematic view of the structure of the resistance adjustment device of the present invention;

FIG. 4 is a schematic view of the structure of the saliva stop mechanism of the present invention;

fig. 5 is a schematic structural view of a jet atomizing assembly in example 2 of the present invention.

Reference numerals

A liquid medicine box-1; a breathing training box-2; a breathing mask-3; an air suction pipe-4; an air blowing pipe-5; a one-way valve-6; an air outlet-7; an air inlet-8; a fan blade type resistance adjusting device-9; a saliva stopping mechanism-10; liquid medicine-11; a heating assembly-12; -a sterilizing assembly-13; a liquid injection port-14; a liquid discharge port-15; viewing window-16; a housing-101; a first baffle-102; a second baffle-103; a fixed mount-104; a connecting spring-105; a rubber block-106; a blowing manifold-501; an air blowing branch-502; a fan blade shaft-901; a blade-902; a vertical cylinder-903; cone-904; a screw rod-905; hollow elastic sphere-906; an adjusting knob-907; a support spring-908; a separator-17; a through-hole-19; a conical ring-shaped baffle-20; an oxygen suction pipe-21; impact block-22.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of embodiments of the present application, generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the present invention is used to place as usual, and are only used for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The present invention will be described in detail with reference to fig. 1 to 5.

Example 1:

a lung rehabilitation training instrument, please refer to fig. 1 and 2, comprising a liquid medicine box 1, a breathing training box 2 and a breathing mask 3, wherein the breathing training box 2 is fixedly arranged above the liquid medicine box 1, the liquid medicine box 1 is connected with an air suction pipe 4, the breathing training box 2 is connected with an air blow pipe 5, the air suction pipe 4 and the air blow pipe 5 are both provided with a one-way valve 6, and the top ends of the air suction pipe 4 and the air blow pipe 5 are both connected with the breathing mask 3; an air outlet 7 is formed in the breath training box 2, and an air inlet 8 is formed in the liquid medicine box 1; the breathing training box 2 is internally provided with a fan blade type resistance adjusting device 9. Through adopting the double-pipeline training structure of breathing pipe 4 and gas blow pipe 5, breathing pipe 4 is connected to liquid medicine case 1, and gas blow pipe 5 is connected to the breathing training case 2 that inside was provided with fan blade formula resistance adjusting device 9, makes the patient can overcome the produced resistance of fan blade formula resistance adjusting device 9 through the air of inhaling, carries out the treatment to patient's lung, carries out the pertinence training to vital capacity through blowing.

Wherein, the check valve 6 on the air suction pipe 4 is a one-way air outlet valve, and the check valve 6 on the air blowing pipe 5 is a one-way air inlet valve, so that the patient can only suck the air in the liquid medicine box 1 through the air suction pipe 4, and the blown air can only enter the breathing training box 2 through the air blowing pipe 5.

As a preferred embodiment, please refer to fig. 3, the fan blade type resistance adjusting device 9 includes a fan blade shaft 901 with two ends rotatably connected with the inside of the respiratory training box 2, specifically, two ends of the fan blade shaft 901 are provided with rotating bearings, outer rings of the rotating bearings are fixed in the inner wall of the respiratory training box 2, inner rings of the rotating bearings are fixedly connected with the fan blade shaft 901, the fan blade shaft 901 is uniformly and annularly provided with a plurality of blades 902, and when blowing, airflow acts on the blades 902 to drive the fan blade shaft 901 to rotate.

Further, the fan blade shaft 901 has a hollow structure inside, and an adjusting mechanism for adjusting the rotation resistance of the fan blade shaft 901 is further disposed inside the fan blade shaft 901. Specifically, the upper section of the fan blade shaft 901 is a vertical cylinder 903, the lower section of the fan blade shaft is a tapered cylinder 904 with the diameter gradually increased, the adjusting mechanism comprises a screw rod 905 in threaded connection with the top of the respiratory training box 2, a hollow elastic sphere 906 is arranged at the bottom of the screw rod 905, and an adjusting knob 907 is arranged at the top of the screw rod 905. When the patient exhales, the blown air acts on the blades 902, the blades 902 drive the fan blade shaft 901 to synchronously rotate in the breathing training box 2, and medical personnel can change the position of the hollow elastic ball 906 by rotating the screw rod 905, adjust the friction force between the hollow elastic ball 906 and the inner wall of the cone-shaped cylinder 904 and adjust the rotation resistance of the fan blade shaft 901, so that the exhalation resistance and the training intensity of the patient are correspondingly adjusted.

In a preferred embodiment, a plurality of supporting springs 908 are disposed inside the hollow elastic ball 906. One end of the supporting spring 908 is fixedly connected to the lead screw 905, and the other end is uniformly distributed and fixedly connected to the inner surface of the hollow elastic sphere 906, and the supporting spring 908 is used to provide an internal supporting force for the hollow elastic sphere 906, so that the rotation resistance of the fan blade shaft 901 is linearly changed.

In order to adapt to the inclined inner wall of the tapered cylinder 904, the hollow elastic balls 906 are provided as a plurality of first balls and second balls having diameters which increase from top to bottom, and specifically, the first balls and the second balls are sized to adapt to the inclined inner wall of the tapered cylinder 904.

In a preferred embodiment, the blowing pipe 5 comprises a blowing main pipe 501 and blowing branch pipes 502 which are communicated with the blowing main pipe 501 and are connected in parallel with each other. Specifically, three air inlets 8 have been seted up at the equidistant vertical direction on the breathing training case 2, the branch of blowing 502 including respectively with first branch pipe, second branch pipe and the third branch pipe of three air inlet 8 intercommunication. By arranging a plurality of the branch insufflation tubes 502 in parallel, the air blown out by the patient is uniformly applied to the blades 902.

As a preferred embodiment, the blowing main pipe 501 is provided with a saliva stopping mechanism 10, referring to fig. 4, the saliva stopping mechanism 10 includes a housing 101, two ends of the housing 101 are respectively communicated with the blowing main pipe 501, an inner wall of the housing 101 is rotatably connected with a first baffle 102 and a second baffle 103, the first baffle 102 and the second baffle 103 are respectively arranged at upper and lower sides of the inner wall of the housing 101, a fixing frame 104 is obliquely arranged at one side of the first baffle 102 and the second baffle 103, and a connecting spring 105 is arranged between the fixing frame 104 and the first baffle 102 and the second baffle 103. When gas in a human body enters the inside of the saliva blocking mechanism 10, the gas firstly contacts the first baffle plate 102, the gas blows the first baffle plate 102 to rotate to contact the fixing frame 104, the first baffle plate 102 is obliquely positioned inside the air inlet mechanism, the gas contacts the first baffle plate 102, the gas slides downwards on the side wall of the first baffle plate 102, the saliva in the gas contacts the first baffle plate 102, the saliva is left on the side wall of the first baffle plate 102, the gas passes through the first baffle plate 102 to contact the second baffle plate 103, the gas blows the second baffle plate 103 to rotate, the second baffle plate 103 rotates to contact the fixing frame 104, the gas moves upwards on the side wall of the second baffle plate 103, the gas meanders between the first baffle plate 102 and the second baffle plate 103, and the saliva is left on the side walls of the first baffle plate 102 and the second baffle plate 103, avoid saliva to get into breathe training case 2's inside, breed the bacterium.

Further, the hemispherical rubber blocks 106 are uniformly arranged on the side walls of the first baffle plate 102 and the second baffle plate 103. The rubber block 106 can increase the contact area and the friction force between the first baffle plate 102 and the second baffle plate 103 and the saliva, and further improve the saliva blocking effect.

As a preferred embodiment, the liquid medicine 11 is filled in the liquid medicine tank 1, the heating component 12 is further arranged in the liquid medicine 11, the sterilizing component 13 is arranged at the top of the liquid medicine tank 1, specifically, the heating component 12 is a U-shaped heating rod core, and the sterilizing component 13 adopts an ultraviolet germicidal lamp. U-shaped heating rod core can heat by the inside liquid medicine 11 of liquid medicine case 1, makes it produce appropriate amount steam and is inhaled by the patient, promotes the treatment to the lung, and the top is provided with sterilamp and can carries out germicidal treatment to the inside air of liquid medicine case 1, guarantees patient's safety in utilization.

Specifically, considering that the high temperature can destroy the structure of the liquid medicine and affect the medicine effect, the heating temperature of the U-shaped heating rod core to the medicine liquid is set to be within the range of 40-50 ℃, so that the purposes of promoting the volatilization of the medicine effect and not destroying the structure of the medicine are achieved.

In a preferred embodiment, the chemical solution tank 1 is further provided with a liquid injection port 14 and a liquid discharge port 15, the liquid injection port 14 is provided with a sealing cap, and the liquid discharge port 15 is provided with a liquid discharge valve. The chemical solution 11 in the chemical solution tank 1 is replaced through the solution inlet 14 and the solution outlet 15.

In a preferred embodiment, the liquid medicine tank 1 and the respiratory training tank 2 are both provided with transparent observation windows 16, and the medical staff and the patient can observe the addition amount of the liquid medicine 11 and the rotation speed of the fan blades through the observation windows 16 conveniently.

As a preferred embodiment, the liquid medicine box 1 and the breathing training box 2 are both provided with box covers movably connected with the liquid medicine box, so that the internal components of the liquid medicine box are convenient to disinfect, maintain, repair and replace daily.

When the device is used, the liquid discharge valve is turned off by screwing, the sealing cover is turned off, the liquid medicine 11 is poured into the liquid medicine box 1 through the liquid injection port 14, the liquid medicine 11 is enabled to submerge the U-shaped heating rod core, the U-shaped heating rod core is electrified, the liquid medicine 11 is heated to a proper temperature, the evaporation of the liquid medicine 11 is accelerated, the adjusting knob 907 above the screw rod 905 is rotated, the position of the hollow elastic ball 906 is changed, and the exhalation resistance is adjusted to a proper training intensity; then, the patient covers the breathing mask 3 on the mouth of the patient, when breathing in, external air passes through the air inlet 8 and the liquid medicine box 1, then the air passes through the liquid medicine box 1 and then sequentially passes through the one-way air outlet valve and the air suction pipe 4 to enter the breathing mask, so that the patient inhales the air with medicine steam, and the lung of the patient is treated; when a patient exhales, the air exhaled by the patient enters the breathing training box 2 through the breathing mask, the air inflation main pipe 501, the one-way air inlet valve, the saliva blocking mechanism 10 and the air inflation branch pipe 502, the blown air flow acts on the blades 902 to drive the blades 902 to rotate, and the vital capacity is trained in a targeted manner by overcoming the resistance generated by the fan-blade type resistance adjusting device 9.

Example 2:

referring to fig. 5, different from embodiment 1, the heating assembly 12 of the liquid medicine tank 1 in this embodiment is replaced by a jet atomizing assembly, the jet atomizing assembly includes a partition plate 17, the partition plate 17 is in an inverted pot cover shape, the partition plate 17 divides the liquid medicine tank 1 into an upper medicine storage cavity and a lower accommodating cavity of the high pressure oxygen generating device 18, a through hole 19 is formed in the middle of the partition plate 17, a conical ring-shaped baffle plate 20 is further disposed above the through hole 19, an oxygen injection tube 21 is disposed on the ring-shaped baffle plate, one end of the oxygen injection tube 21 is located 1-2cm above the conical ring-shaped baffle plate 20, the upper end of the oxygen injection tube is located at an outlet of the conical ring-shaped baffle plate 20, an impact block 22 is further disposed directly above the outlet of the conical ring-shaped baffle plate 20, and the lower portion of the through hole 19 is connected to the high pressure oxygen generating device 18 through a pipeline.

During the use, the liquid medicine annotates liquid mouth 14 through the liquid medicine and pours into the storage medicine chamber into, the liquid medicine assembles the entry at storage medicine chamber bottom submergence oxygen suction jet pipe 21, high-pressure oxygen generating device 18 is connected with through-hole 19, high-speed high-pressure oxygen produces the high velocity stream at the spout department on taper ring baffle 20 top, the injection pipe inhales the top blowout with the liquid medicine from the bottom, according to the venturi injection principle, utilize compressed air to form the negative pressure that the high velocity stream produced through tiny mouth of pipe, drive liquid and spray the hindrance together, under high-speed striking, make the liquid medicine atomizing, liquid medicine after the atomizing gets into patient's lung from breathing pipe 4.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The lung rehabilitation training instrument is characterized by comprising a liquid medicine box (1), a breathing training box (2) and a breathing mask (3), wherein the liquid medicine box (1) is connected with an air suction pipe (4), the breathing training box (2) is connected with an air blow pipe (5), the air suction pipe (4) and the air blow pipe (5) are respectively provided with a one-way valve (6), and the top ends of the air suction pipe (4) and the air blow pipe (5) are respectively connected with the breathing mask (3); an air outlet (7) is formed in the breathing training box (2), and an air inlet (8) is formed in the liquid medicine box (1); the breathing training box (2) is internally provided with a fan-blade type resistance adjusting device (9).

2. The lung rehabilitation training instrument according to claim 1, wherein the fan blade type resistance adjusting device (9) comprises a fan blade shaft (901) with two ends rotatably connected with the inside of the respiratory training box (2), a plurality of blades (902) are uniformly arranged on the fan blade shaft (901) in a surrounding manner, the fan blade shaft (901) is of an internal hollow structure, and an adjusting mechanism for adjusting the rotation resistance of the fan blade shaft (901) is further arranged inside the fan blade shaft (901).

3. The lung rehabilitation training instrument according to claim 2, wherein the upper section of the fan blade shaft (901) is a vertical cylinder (903), the lower section of the fan blade shaft is a tapered cylinder (904) with sequentially increased diameter, the adjusting mechanism comprises a screw rod (905) in threaded connection with the top of the breathing training box (2), a hollow elastic ball (906) is arranged at the bottom of the screw rod (905), and an adjusting knob (907) is arranged at the top of the screw rod (905).

4. The lung rehabilitation training device as recited in claim 3, characterized in that a plurality of support springs (908) are disposed inside the hollow elastic sphere (906).

5. The lung rehabilitation training device of claim 3, wherein the hollow elastic sphere (906) comprises a first sphere and a second sphere which have diameters that increase from top to bottom.

6. The lung rehabilitation training instrument according to claim 5, wherein the blowing pipe (5) comprises a blowing main pipe (501) and blowing branch pipes (502) which are communicated with the blowing main pipe (501) and are connected with each other in parallel.

7. The lung rehabilitation training instrument according to claim 6, wherein the blowing manifold (501) is provided with a saliva stopping mechanism (10), the saliva stopping mechanism (10) comprises a shell (101), two ends of the shell (101) are respectively communicated with the blowing manifold (501), the inner wall of the shell (101) is rotatably connected with a first baffle (102) and a second baffle (103), the first baffle (102) and the second baffle (103) are respectively arranged on the upper side and the lower side of the inner wall of the shell (101), a fixing frame (104) is obliquely arranged on one side of the first baffle (102) and one side of the second baffle (103), and a connecting spring (105) is arranged between the fixing frame (104) and the first baffle (102) and the second baffle (103).

8. The lung rehabilitation training device as recited in claim 7, characterized in that the hemispherical rubber blocks (106) are uniformly installed on the side walls of the first baffle plate (102) and the second baffle plate (103).

9. The lung rehabilitation training instrument according to claim 6, wherein the breathing training box (2) is provided with three air inlets (8) at equal intervals in the vertical direction, and the insufflation branch (502) comprises a first branch, a second branch and a third branch which are respectively communicated with the three air inlets (8).

10. The lung rehabilitation training instrument according to claim 1, wherein the liquid medicine (11) is filled in the liquid medicine box (1), the heating assembly (12) is further arranged in the liquid medicine (11), and the disinfection assembly (13) is arranged at the top of the liquid medicine box (1).