CN214511866U

CN214511866U - Pulse air pressure generating device of full-chest oscillation sputum excretion machine

Info

Publication number: CN214511866U
Application number: CN202023176828.2U
Authority: CN
Inventors: 孟祥坤; 齐秋志; 蒋明振
Original assignee: Zhengzhou Yang Kun Medical Instrument Co ltd
Current assignee: Zhengzhou Yang Kun Medical Instrument Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-10-29
Anticipated expiration: 2030-12-25

Abstract

The utility model belongs to the field of medical equipment, and relates to a pulse air pressure generating device of a full-chest oscillation sputum excretion machine, which comprises a cylinder shell, the side surface of the cylinder shell is connected with a driving motor, a round driving flywheel is arranged in the cylinder shell, the center of the driving flywheel is connected with the power output end of the driving motor, a cylindrical driving crank is also connected above the driving flywheel, the driving crank can rotate around the central shaft of the driving flywheel, a round eccentric wheel is connected above the driving crank, the upper part of the eccentric wheel is also connected with a cylindrical driven crank, the driving crank, the eccentric wheel and the driven crank form a Z-shaped eccentric wheel mechanism, the middle parts of the driving crank and the driven crank are respectively connected with a pulse push rod, the pulse push rod is connected with a pulse leather collar, and the pulse leather collar is connected with the air cylinder shell. The utility model discloses use driving motor to drive eccentric wheel mechanism, make the pulse push rod produce high-pressure gas to the gas compression in the cylinder simultaneously.

Description

Pulse air pressure generating device of full-chest oscillation sputum excretion machine

Technical Field

The utility model belongs to the field of medical equipment, a full chest vibration sputum excretion machine pulse air pressure produces device is related to.

Background

The pulse air pressure generating device of the full-chest oscillation sputum excretion machine simulates chest wall oscillation action caused by cough through a high-frequency oscillation technology, so that mucus and metabolites on the surface of respiratory mucosa are relaxed and liquefied, an artificial technique is replaced, and the capability of a patient for excluding secretions such as sputum and the like of a respiratory system is enhanced. The common mode is that the host computer charges and discharges the inflatable vest to enable the chest cavity of a wearer to oscillate, thereby replacing manual work and hand-holding to play a role in discharging phlegm.

The principle that the traditional main machine generates compressed gas is that a motor drives a piston to periodically compress the gas, the precision requirement on the inner diameter of a cylinder and the precision requirement on the piston is high, and the difficulty in manufacturing and production is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a simple structure, easy operation's full chest oscillation sputum excretion machine pulse atmospheric pressure produces device to the problem that foretell full chest oscillation sputum excretion machine pulse atmospheric pressure produced the device.

In order to achieve the purpose, the technical proposal adopted by the utility model is that the pulse air pressure generating device of the full-chest oscillation sputum excretion machine is characterized in that the side surface of the cylinder shell is connected with a driving motor, it is characterized in that a circular driving flywheel is arranged in the cylinder shell, the center of the driving flywheel is connected with the power output end of a driving motor, a cylindrical driving crank is connected above the driving flywheel and can rotate around the central shaft of the driving flywheel, a circular eccentric wheel is connected above the driving crank, a driven crank which is cylindrical is also connected above the eccentric wheel, the driving crank, the eccentric wheel and the driven crank form a Z-shaped eccentric wheel mechanism, pulse push rods are respectively connected to the middle parts of the driving crank and the driven crank, the pulse push rods are connected with pulse leather rings, and the pulse leather rings are connected with the air cylinder shell.

Preferably, the impulse push rod comprises a movable rod and a gland connected with the movable rod.

Preferably, the section of the pulse leather collar is U-shaped.

Preferably, the cylinder shell is provided with an air inlet and an air outlet, and the air inlet and the air outlet are both provided with one-way air valves.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses an use pulse push rod and pulse leather collar to seal cylinder housing to use driving motor to drive eccentric wheel mechanism, thereby make pulse push rod produce high-pressure gas to gas compression in the cylinder simultaneously, need be with piston and the cylinder housing complex means of installing closely when having avoided piston cylinder production in the past, the production is got up portably swiftly. The utility model discloses simple structure, easily operation suit use widely.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic structural view of a pulse air pressure generating device of a full-chest oscillation sputum excretion machine;

FIG. 2 is a partial cross-sectional view of the pulse air pressure generating device of the whole chest oscillation sputum excretion machine;

FIG. 3 is a front view of an eccentric wheel mechanism in the pulse air pressure generating device of the whole chest oscillation sputum excretion machine;

in the above figures, 1, a cylinder housing; 11. an active flywheel; 12. a driving crank; 13. an eccentric wheel; 14. a driven crank; 15. a pulse push rod; 16. a movable rod; 17. a gland; 18. a pulse leather collar; 2. the motor is driven.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

As shown in figure 1 and figure 2, the utility model provides a pulse air pressure generating device of a full-chest oscillation sputum excretion machine, which mainly provides high-pressure air for the full-chest oscillation sputum excretion machine, the utility model discloses a cylinder housing 1, the side of the cylinder housing 1 is connected with a driving motor 2.

In order to reduce the production difficulty and obtain the air pressure generating device capable of generating high-pressure air, a circular driving flywheel 11 is arranged in the air cylinder shell 1, the driving flywheel 11 is close to the side wall of the air cylinder shell 1, the center of the driving flywheel 11 is connected with the power output end of a driving motor 2 to be used as rotating power, a cylindrical driving crank 12 is further connected above the driving flywheel 11, and the driving crank 12 can rotate around the central shaft of the driving flywheel 11. The upper part of the driving crank 12 is connected with a circular eccentric wheel 13, the upper part of the eccentric wheel 13 is also connected with a cylindrical driven crank 14, the driving crank 12, the eccentric wheel 13 and the driven crank 14 form a zigzag eccentric wheel mechanism, the eccentric wheel 13 does not rotate around the circle center of the eccentric wheel when rotating, the middle parts of the driving crank 12 and the driven crank 14 are respectively connected with a pulse push rod 15, the eccentric wheel mechanism is driven to enable the pulse push rods 15 to synchronously move through the rotation of a flywheel, namely, the pulse push rods retract or extend simultaneously, the pulse push rods 15 are connected with a pulse leather collar 18, the pulse leather collar 18 is connected with the cylinder shell 1 to form a closed cavity, and when the pulse push rods 15 retract simultaneously, gas in the cavity is compressed to obtain high-pressure gas.

In order to ensure that the cylinder shell 1 can form a closed cavity, the pulse push rod 15 comprises a movable rod 16 connected with the driving crank 12 and the driven crank 14 respectively and a gland 17 connected with the movable rod 16, wherein the gland 17 is circular and distributed at two ends of the cylindrical cylinder shell 1, and the diameter of the gland 17 is slightly smaller than that of the cylinder.

In order to match with the gland 17 to seal the cylinder shell 1, the section of the pulse leather collar 18 is U-shaped, two ends of the pulse leather collar 18 are respectively connected with the cylinder shell 1 and the gland 17 to form a sealed cavity, and the pulse push rod 15 can be conveniently contracted or extended.

In order to enable the air pressure generating device to output pulse gas, the air cylinder shell 1 is provided with an air inlet and an air outlet, one-way air valves are installed on the air inlet and the air outlet, when the pulse push rod 15 contracts, the gas in the air cylinder shell 1 is compressed and discharged from the air outlet, then the pulse push rod 15 extends out, the gas pressure in the air cylinder shell 1 is reduced, the one-way air valve at the air outlet is closed, because the external air pressure is large, the one-way air valve at the air inlet is automatically opened, the external air enters the air pressure in the balance air cylinder shell 1, and then the one-way air valve at the air inlet is closed. The cylinder repeats the process of compressing air and producing a pulsed gas output.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The pulse air pressure generating device of the full-chest oscillation sputum excretion machine comprises an air cylinder shell, wherein a driving motor is connected to the side face of the air cylinder shell, and the pulse air pressure generating device is characterized in that a round driving flywheel is arranged in the air cylinder shell, the center of the driving flywheel is connected with a power output end of the driving motor, a cylindrical driving crank is further connected to the upper portion of the driving flywheel, the driving crank can rotate around the central shaft of the driving flywheel, a round eccentric wheel is connected to the upper portion of the driving crank, a cylindrical driven crank is further connected to the upper portion of the eccentric wheel, the middle portions of the driving crank, the eccentric wheel and the driven crank form a Z-shaped eccentric wheel mechanism, pulse push rods are respectively connected to the middle portions of the driving crank and the driven crank, the pulse push rods are connected with pulse leather rings, and the pulse leather rings are connected with the air cylinder shell.

2. The full-chest oscillatory sputum excretion machine pulse air pressure generating apparatus as claimed in claim 1, wherein the pulse pushing rod comprises a movable rod and a gland connected to the movable rod.

3. The pulse air pressure generating device of the whole chest oscillatory sputum excretion machine according to claim 2, wherein the section of the pulse leather collar is U-shaped.

4. The pulse air pressure generating device of the whole chest oscillatory sputum excretion machine of claim 1, wherein the cylinder housing is provided with an air inlet and an air outlet, and the air inlet and the air outlet are both provided with one-way air valves.