CN116099095B

CN116099095B - Low-noise high-reliability continuous positive airway pressure equipment and system

Info

Publication number: CN116099095B
Application number: CN202310388925.7A
Authority: CN
Inventors: 韦汉鹏; 林俊龙
Original assignee: Guangdong Pigeon Medical Apparatus Co ltd
Current assignee: Guangdong Pigeon Medical Apparatus Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-13
Anticipated expiration: 2043-04-13
Also published as: CN116099095A

Abstract

The invention relates to the technical field of ventilator pipelines, in particular to low-noise high-reliability continuous positive airway pressure equipment and a system, which comprise a ventilator body, and also comprise an adjusting component, wherein the adjusting component comprises a pressurizing pipe connected to an air outlet of the ventilator body, a slide rheostat is arranged in an adjusting box, and an adjusting plate is arranged on a slide sheet of the slide rheostat; the heating component, the bottom activity of third piston rod is equipped with two first heating plates, is connected with the connecting pipe between regulation pipe and the second piston pipe. This scheme has set up heating element in the second intake pipe, heats the air that flows through a plurality of first heating plates, prevents the production of drop of water, and secondly sets up adjusting part and comes nimble the position of adjusting first heating plate in the second intake pipe according to the air of different velocity of flow in the first intake pipe, controls the heating temperature of first heating plate according to the air of different velocity of flow, has improved the flexibility of heating to play good noise reduction effect.

Description

Low-noise high-reliability continuous positive airway pressure equipment and system

Technical Field

The invention relates to the technical field of ventilator pipelines, in particular to low-noise high-reliability continuous positive airway pressure equipment and a system.

Background

In modern clinical medicine, a respirator is used as an effective means capable of replacing autonomous ventilation by manpower, is widely used for respiratory failure caused by various reasons, anesthesia respiratory management during major surgery, respiratory support treatment and emergency resuscitation, and occupies a very important position in the field of modern medicine.

When the respirator is in use, the pipeline can generate sound to influence the normal rest of a user, the sound is generated in the pipeline because the breathed air is hot, the room temperature outside the pipe is cold, water drops are generated by the cold and the hot water drops alternately, the water drops are accumulated in the pipe and the mask after the water drops are more, and when the air flow passes through the pipe, resonance is caused to generate noise. In the prior art, some heating wires can be added to the outside of the pipeline connected with the mask, but the heating mode can not be flexibly adjusted, so that the breathing frequency of a user can not be flexibly adjusted, when the breathing of the user is rapid, the air outlet speed of the breathing machine can be increased, the flow speed of air in the pipeline is increased, the heating time is short, the moisture of the air is condensed, and the noise reduction and heating effects are not ideal.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides low-noise high-reliability continuous positive airway pressure equipment and a system, which can effectively solve the problem that water drops still exist in the pipeline due to the fact that a pipeline heating mode in the prior art cannot be flexibly regulated.

In order to achieve the above purpose, the invention is realized by the following technical scheme:

the invention provides low-noise high-reliability continuous positive airway pressure equipment, which comprises a breathing machine body, a humidifier, a water collecting tank, a mask, an adjusting component and a connecting rod, wherein the adjusting component comprises a pressurizing pipe connected to an air outlet of the breathing machine body; the heating assembly comprises a second air inlet pipe inserted on the humidifier, a plurality of third piston pipes are arranged on the second air inlet pipe, third piston rods are arranged in the third piston pipes, positioning plates are arranged in the third piston pipes, the bottom ends of the third piston rods movably penetrate through the positioning plates, two first heating plates are movably arranged at the bottom ends of the third piston rods, a plurality of adjusting pipes are connected to the top ends of the third piston pipes together, and connecting pipes are connected between the adjusting pipes and the second piston pipes.

Further, a second heating plate is arranged on the side wall of the mask, and a pressing switch for controlling the second heating plate is arranged on the bottom wall of the adjusting box.

Further, the inner diameter of the third piston tube gradually decreases according to the direction of the air flow.

Further, the bottom fixed mounting of third piston rod has the mounting panel, and two first heating plates slidable mounting is on the diapire of mounting panel, all is equipped with the regulating block on the roof of two first heating plates, and is equipped with first inclined plane on the lateral wall of regulating block, be equipped with the drive block on the bottom inner wall of third piston tube, be equipped with the second inclined plane on the roof of drive block, be located two of same one side by the drive block promotion when the regulating block moves down keep away from each other, all be equipped with the direction inclined plane on the side of two first heating plates.

Further, a first air outlet pipe is connected between the face mask and the water collecting tank, a second air outlet pipe is connected between the water collecting tank and the breathing machine body, and one-way valves are arranged on the second air inlet pipe and the first air outlet pipe.

Further, a water absorption layer is arranged on the inner wall of the first air outlet pipe, the water absorption layer is water absorption sponge, water absorption cotton is arranged on the inner wall of the water collection tank, and the water absorption cotton is not contacted with the bottom wall of the water collection tank.

Further, a reset spring is sleeved on the linkage rod.

The ventilation system suitable for the ventilation equipment comprises a detection module, an adjusting module and a heating module, wherein the detection module is used for detecting the air flow rate of an air outlet of a breathing machine body, the heating module is used for heating air flowing through a second air inlet pipe, the detection module transmits detected air flow rate information to the adjusting module, and the heating temperature and the heating mode of the heating module are changed through the adjusting module;

the detection module comprises a first piston tube and a first piston disc, and detects air in the pressurizing tube through different pressures exerted on the first piston disc by airflows with different flow rates;

the heating component comprises a plurality of third piston pipes arranged on the second air inlet pipe and a first heating plate arranged below the third piston rod, and the air in the second air inlet pipe is heated by the first heating plate;

the adjusting module comprises a sliding rheostat and an adjusting plate connected with a sliding sheet on the sliding rheostat, the distance of the first piston disc in the detecting module, which is pressed by air pressure, is used for adjusting and driving the adjusting plate to move, the resistance value output by the sliding rheostat is changed, and the heating temperature of the first heating plate is controlled.

Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:

this scheme has set up heating element in the second intake pipe, heats the air that flows through a plurality of first heating plates, prevents the production of drop of water, and secondly sets up adjusting part and comes the nimble position of adjusting first heating plate in the second intake pipe according to the air of different velocity of flow in the first intake pipe, controls the heating temperature of first heating plate according to the air of different velocity of flow, has improved the flexibility of heating, has further prevented the production of drop of water to play good noise reduction effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is an overall schematic of the present invention;

FIG. 2 is a schematic view of a portion of an adjusting assembly according to the present invention;

FIG. 3 is a schematic view of a second air inlet pipe portion according to the present invention;

FIG. 4 is a cross-sectional view of a section of the surge tank of the present invention;

FIG. 5 is a cross-sectional view of a first piston tube and a second piston tube portion of the present invention;

FIG. 6 is a schematic view of the structure of a portion of the regulator tube of the present invention;

FIG. 7 is a schematic view of a heat patch portion of the present invention;

FIG. 8 is a diagram showing the operation of the heating plate according to the present invention;

fig. 9 is a cross-sectional view of a header tank portion in the present invention.

Reference numerals in the drawings represent respectively: 1. a ventilator body; 2. a humidifier; 3. a water collection tank; 4. a first air inlet pipe; 5. a second air inlet pipe; 6. a first air outlet pipe; 7. a second air outlet pipe; 8. a face mask; 9. an adjusting box; 10. a pressurizing tube; 11. a first piston tube; 12. a first piston disc; 13. a second piston tube; 14. a second piston disc; 15. a return spring; 16. an adjusting rod; 17. an adjusting plate; 18. a slide rheostat; 19. an adjusting tube; 20. a third piston tube; 21. a third piston rod; 22. a positioning plate; 23. a heating assembly; 2301. a mounting plate; 2302. a first heating plate; 2303. an adjusting block; 2304. a guide slope; 2305. a driving block; 24. a connecting pipe; 25. pressing the switch; 26. a second heating plate; 27. a water-absorbing layer; 28. absorbent cotton.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The invention is further described below with reference to examples.

Examples: referring to fig. 1-9, a low-noise high-reliability continuous positive airway pressure device comprises a breathing machine body 1, a humidifier 2, a water collecting tank 3 and a mask 8, and further comprises an adjusting component, wherein the adjusting component comprises a pressurizing pipe 10 connected to an air outlet of the breathing machine body 1, a first air inlet pipe 4 is connected between one end of the pressurizing pipe 10, which is far away from the breathing machine body 1, and the humidifier 2, the inner diameter of the pressurizing pipe 10 is smaller than that of the first air inlet pipe 4, an adjusting box 9 is fixedly installed on the side wall of the breathing machine body 1, a slide rheostat 18 is arranged in the adjusting box 9, an adjusting plate 17 is arranged on a sliding sheet of the slide rheostat 18, the adjusting plate 17 penetrates through the bottom wall of the adjusting box 9 in a sliding manner, a first piston pipe 11 is arranged on the pressurizing pipe 10, a first piston pipe 12 is movably arranged in the first piston pipe 11, one end, which is far away from the pressurizing pipe 10, of the first piston pipe 11 is connected with a second piston pipe 13, a second piston disk 14 is arranged in the second piston pipe 13, a linkage rod is connected between the first piston disk 12 and the second piston disk 14, a reset spring 15 is sleeved on the linkage rod, the second piston rod is connected with the adjusting rod, and the inner diameter of the adjusting rod is smaller than the first piston pipe 11.

The air outlet and the air inlet are formed in the breathing machine body 1, the heating assembly 23 on the subsequent second air inlet pipe 5 is changed by detecting the flow rate of the air outlet of the breathing machine body 1 through the adjusting assembly, the specific detection process is that the first piston pipe 11 is arranged at the air outlet, the flow rate of air is converted into the moving distance of the first piston plate 12 according to the principle that the fluid pressure on the first piston plate 12 is different due to different flow rates, the pressure effect on the first piston plate 12 is larger when the flow rate is larger, the distance that the first piston plate 12 is pushed is further, and in order to facilitate the detection of the air flow rate, the pressurizing pipe 10 with smaller caliber is arranged at the air outlet of the breathing machine body 1, the air inside the breathing machine body 1 firstly enters the pressurizing pipe 10 with smaller caliber and then enters the first air inlet pipe 4 with larger caliber, and under the same flow rate condition, the flow rate in the pressurizing pipe 10 is faster, so that the pressure effect on the first piston plate 12 is more obvious, and the monitoring is more convenient.

As shown in fig. 4 and fig. 5, when the patient breathes rapidly, the air amount provided in the unit time of the ventilator body 1 needs to be more, the air outlet speed of the ventilator body 1 needs to be increased, so that the flow speed in the pressurizing pipe 10 becomes larger, the air pressure effect received by the first piston disc 12 becomes larger, the first piston disc 12 moves towards the second piston tube 13, thereby driving the second piston disc 14 to be far away from the first piston tube 11, driving the adjusting rod 16 to push the adjusting plate 17 to move towards the direction far away from the first piston tube 11, thereby driving the sliding vane on the slide rheostat 18, so that the temperature of the first heating plate 2302 on the second air inlet pipe 5 is increased, thereby improving the heating effect, preventing the air flow speed from being too fast, shortening the heating time, reducing the air temperature, avoiding the generation of water drops, improving the noise reducing effect, and simultaneously avoiding the cooler air sucked by a user.

In contrast, as shown in fig. 4 and fig. 5, when the air amount provided by the ventilator body 1 in unit time is small, the air outlet speed of the ventilator body 1 needs to be reduced, so that the flow speed in the pressurizing pipe 10 becomes small, the air pressure effect received by the first piston disc 12 becomes small, the first piston disc 12 moves away from the second piston tube 13, so as to drive the second piston disc 14 to approach the first piston tube 11, drive the adjusting rod 16 to push the adjusting plate 17 to move towards the direction approaching the first piston tube 11, so as to drive the sliding vane on the slide rheostat 18, reduce the temperature of the first heating plate 2302 on the second air inlet pipe 5, reduce the heating effect, prevent the air flow speed from being too slow, prolong the heating time, ensure the air temperature to be higher, and avoid the air sucked by a user from being scalded.

Referring to fig. 1-9; the heating component 23 comprises a second air inlet pipe 5 inserted on the humidifier 2, a plurality of third piston pipes 20 are arranged on the second air inlet pipe 5, the inner diameters of the third piston pipes 20 are gradually reduced according to the direction of air flow, third piston rods 21 are arranged in the third piston pipes 20, positioning plates 22 are arranged in the third piston pipes 20, the bottom ends of the third piston rods 21 movably penetrate through the positioning plates 22, two first heating plates 2302 are movably arranged at the bottom ends of the third piston rods 21, a mounting plate 2301 is fixedly arranged at the bottom ends of the third piston rods 21, the two first heating plates 2302 are slidably arranged on the bottom wall of the mounting plate 2301 and are elastically slidably arranged, adjusting blocks 2303 are arranged on the top walls of the two first heating plates 2302, first inclined surfaces are arranged on the side walls of the adjusting blocks 2303, driving blocks 2305 are arranged on the inner walls of the bottom parts of the third piston pipes 20, second inclined surfaces are arranged on the top walls of the driving blocks 2305, when two adjusting blocks 2303 positioned on the same side move downwards, the two adjusting blocks 2303 are pushed away from each other by a driving block 2305, guide inclined planes 2304 are arranged on the side faces of the two first heating plates 2302, the top ends of a plurality of third piston pipes 20 are connected with adjusting pipes 19 together, connecting pipes 24 are connected between the adjusting pipes 19 and the second piston pipes 13, a first air outlet pipe 6 is connected between a face mask 8 and a water collecting tank 3, a second air outlet pipe 7 is connected between the water collecting tank 3 and a breathing machine body 1, one-way valves are arranged on the second air inlet pipe 5 and the first air outlet pipe 6, a water absorbing layer 27 is arranged on the inner wall of the first air outlet pipe 6, a water absorbing sponge is arranged on the water absorbing layer 27, a water absorbing cotton 28 is arranged on the inner wall of the water collecting tank 3, the water absorbing cotton 28 is not contacted with the bottom wall of the water collecting tank 3, a second heating plate 26 is arranged on the side wall of the face mask 8, and a pressing switch 25 for controlling the second heating plate 26 is arranged on the bottom wall of the adjusting tank 9.

In order to further improve the heating flexibility, the connection pipe 24 is connected between the second piston pipe 13 and the adjusting pipe 19, according to the two situations, as shown in fig. 5 and 6, when heating is needed, the second piston disc 14 is far away from the first piston pipe 11, air in the second piston pipe 13 is extruded into the adjusting pipe 19, under the action of air pressure, the piston rod 21 in the third piston pipe 20 moves down to drive the first heating plate 2302 to move down, so that the contact area between the air and the first heating plate 2302 and the flowing air is further improved, and therefore, the heating effect is further improved. And the internal diameter of a plurality of third piston pipes 20 that this scheme set up on second intake pipe 5 is according to the direction of air current diminishes gradually, just so make under the same atmospheric pressure effect be close to the third piston rod 21 of face guard 8 position down the distance more, be close to the heating effect of face guard 8 like this better, can prevent the heat loss like this, further improve the heating effect, further improve the effect of making an uproar falls.

Further, in this solution, two first heating plates 2302 are disposed below each piston rod 21, when the flow rate is larger, the second piston disc 14 continuously moves away from the first piston tube 11, so that the air pressure in the adjusting tube 19 continuously increases, and the piston rod 21 continuously descends until the piston rod 21 drives all the two first heating plates 2302 to leave the third piston tube 20, and at this time, the adjusting blocks 2303 on the first heating plates 2302 are pushed by the driving blocks 2305 on the inner wall of the third piston tube 20, as shown in fig. 8, so that the two first heating plates 2302 are separated, and the contact area between the heating plates and the air is further increased, so that the heating effect is further improved. If the second piston 14 is still moving at this time, the adjusting plate 17 will press the pressing switch 25 to activate the second heating plate 26 on the mask 8, so as to prevent the air entering the mask 8 from being cold due to too fast flow rate, thereby further improving the noise reduction effect.

In addition, in the prior art, the user inhales and exhales in the same pipeline, and this scheme sets up second intake pipe 5 and supplies the user to inhale, and first outlet duct 6 supplies the user to exhale, can prevent like this that the air current from appearing colliding, has further improved the effect of making an uproar falls. Secondly, the water absorption layer 27 is arranged in the first air outlet pipe 6, so that water vapor exhaled by a user can be absorbed, meanwhile, the water collection tank 3 is also provided with the water absorption cotton 28, and the water absorption cotton 28 is particularly arranged on the bottom wall of the water collection tank 3 to be contacted, so that water in the water absorption cotton 28 can be concentrated at the bottom of the water collection tank 3 through the action of gravity, and the service period of the water absorption cotton 28 is prolonged.

The ventilation system suitable for ventilation equipment comprises a detection module, an adjusting module and a heating module, wherein the detection module is used for detecting the air flow rate of an air outlet of a breathing machine body 1, the heating module is used for heating air flowing through a second air inlet pipe 5, the detection module transmits detected air flow rate information to the adjusting module, and the heating temperature and the heating mode of the heating module are changed through the adjusting module;

wherein the detection module comprises a first piston tube 11 and a first piston disc 12, and the detection of the air in the pressurized tube 10 is performed by different pressures exerted on the first piston disc 12 by different flow rates of air;

the heating assembly comprises a plurality of third piston pipes 20 arranged on the second air inlet pipe 5 and a first heating plate 2302 arranged below the third piston rod 21, and the air in the second air inlet pipe 5 is heated by the first heating plate 2302;

the adjusting module comprises a slide rheostat 18 and an adjusting plate 17 connected with a sliding sheet on the slide rheostat 18, the distance of the first piston disc 12 in the detecting module, which is pressed by air pressure, is used for adjusting and driving the adjusting plate 17 to move, the resistance value output by the slide rheostat 18 is changed, and the heating temperature of the first heating sheet 2302 is controlled.

The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the 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 scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; these modifications or substitutions do not depart from the essence of the corresponding technical solutions from the protection scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a high reliable continuous positive airway pressure equipment of low noise, includes breathing machine organism (1), humidifier (2), header tank (3) and face guard (8), its characterized in that still includes:

the adjusting component comprises a pressurizing pipe (10) connected to the air outlet of the breathing machine body (1), a first air inlet pipe (4) is connected between one end of the pressurizing pipe (10) far away from the breathing machine body (1) and the humidifier (2), the inner diameter of the pressurizing pipe (10) is smaller than that of the first air inlet pipe (4), an adjusting box (9) is fixedly arranged on the side wall of the breathing machine body (1), a sliding rheostat (18) is arranged in the adjusting box (9), an adjusting plate (17) is arranged on a sliding sheet of the sliding rheostat (18), the adjusting plate (17) penetrates through the bottom wall of the adjusting box (9) in a sliding mode, a first piston pipe (11) is arranged on the pressurizing pipe (10), a first piston disc (12) is movably arranged in the first piston pipe (11), one end of the first piston pipe (11) far away from the pressurizing pipe (10) is connected with a second piston pipe (13), a second piston disc (14) is arranged in the second piston pipe (13), a rod (12) is connected between the first piston disc (12) and the second piston disc (14), and the inner diameter of the adjusting plate (14) is connected with the second piston disc (16);

heating element (23), including inserting second intake pipe (5) of establishing on humidifier (2), be equipped with a plurality of third piston tube (20) on second intake pipe (5), all be equipped with third piston rod (21) in third piston tube (20), be equipped with locating plate (22) in third piston tube (20), and the bottom activity of third piston rod (21) runs through locating plate (22), the bottom activity of third piston rod (21) is equipped with two first heating plates (2302), a plurality of the top of third piston tube (20) is connected with regulation pipe (19) jointly, be connected with connecting pipe (24) between regulation pipe (19) and second piston tube (13).

2. A low noise, high reliability continuous positive airway pressure device as claimed in claim 1 wherein the side wall of the mask (8) is provided with a second heater plate (26), and the bottom wall of the regulating box (9) is provided with a pressure switch (25) for controlling the second heater plate (26).

3. A low noise, high reliability continuous positive airway pressure device as claimed in claim 1 wherein the inner diameter of the third piston tube (20) gradually decreases depending on the direction of the air flow.

4. The low-noise high-reliability continuous positive airway pressure device according to claim 1, wherein a mounting plate (2301) is fixedly mounted at the bottom end of the third piston rod (21), two first heating plates (2302) are slidably mounted on the bottom wall of the mounting plate (2301), adjusting blocks (2303) are arranged on the top walls of the two first heating plates (2302), first inclined surfaces are arranged on the side walls of the adjusting blocks (2303), driving blocks (2305) are arranged on the inner wall of the bottom of the third piston tube (20), second inclined surfaces are arranged on the top wall of the driving blocks (2305), the two adjusting blocks (2303) located on the same side are pushed away from each other by the driving blocks (2305), and guiding inclined surfaces (2304) are arranged on the side surfaces of the two first heating plates (2302).

5. The low-noise high-reliability continuous positive airway pressure device according to claim 1, wherein a first air outlet pipe (6) is connected between the face mask (8) and the water collecting tank (3), a second air outlet pipe (7) is connected between the water collecting tank (3) and the respirator body (1), and one-way valves are arranged on the second air inlet pipe (5) and the first air outlet pipe (6).

6. The low-noise high-reliability continuous positive airway pressure device according to claim 5, wherein a water absorbing layer (27) is arranged on the inner wall of the first air outlet pipe (6), the water absorbing layer (27) is a water absorbing sponge, water absorbing cotton (28) is arranged on the inner wall of the water collecting tank (3), and the water absorbing cotton (28) is not contacted with the bottom wall of the water collecting tank (3).

7. The low-noise high-reliability continuous positive airway pressure device according to claim 1, wherein the linkage rod is sleeved with a return spring (15).

8. A ventilation system adapted for use in a ventilation device according to any one of claims 1-7, comprising a detection module for detecting the air flow rate at the air outlet of the ventilator body (1), an adjustment module for heating the air flowing in the second air inlet duct (5), and a heating module for transmitting the detected air flow rate information to the adjustment module, the heating temperature and heating pattern of the heating module being changed by the adjustment module;

wherein the detection module comprises a first piston tube (11) and a first piston disc (12), and the detection of the air in the pressurizing tube (10) is performed by different pressures exerted on the first piston disc (12) by different flow rates of air;

the heating assembly comprises a plurality of third piston pipes (20) arranged on the second air inlet pipe (5) and a first heating plate (2302) arranged below the third piston rod (21), and the air in the second air inlet pipe (5) is heated by the first heating plate (2302);

the adjusting module comprises a slide rheostat (18) and an adjusting plate (17) connected with a sliding sheet on the slide rheostat (18), the distance of the first piston disc (12) in the detecting module, which is pressed by air pressure, is used for adjusting and driving the adjusting plate (17) to move, the resistance value output by the slide rheostat (18) is changed, and the heating temperature of the first heating sheet (2302) is controlled.