CN211711036U

CN211711036U - Underwater breathing machine

Info

Publication number: CN211711036U
Application number: CN202020152857.6U
Authority: CN
Inventors: 梁学武; 梁莹莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-05
Filing date: 2020-02-05
Publication date: 2020-10-20
Anticipated expiration: 2030-02-05

Abstract

The utility model provides an underwater breathing machine relates to breathing equipment technical field under water. The underwater breathing machine comprises a gas pipe and a buoy capable of floating on the water surface, wherein the gas pipe comprises a gas inlet pipe, a gas outlet pipe and a breathing pipe, the gas inlet end of the gas inlet pipe and the gas outlet end of the gas outlet pipe penetrate through the buoy from bottom to top, and the breathing pipe is communicated with the gas outlet end of the gas inlet pipe and the gas inlet end of the gas outlet pipe; the top of the buoy is provided with a supercharging device and a mobile power supply, and the supercharging device is used for promoting external gas to flow into the gas inlet pipe; the mobile power supply is connected with the supercharging device and used for supplying power to the supercharging device. The underwater breathing machine has a simple structure and high use safety; the load brought to the diver in the diving process is small, the diver breathes smoothly and the continuous oxygen supply time is long.

Description

Underwater breathing machine

Technical Field

The utility model belongs to the technical field of respiratory equipment technique and specifically relates to a breathing machine under water is related to.

Background

Diving is the underwater operation form of underwater exploration, salvage and amusement and recreation, and for the long-time continuous stay is under water, the diver generally need carry dive breathing equipment, and current dive breathing equipment generally includes air compression gas cylinder, breathing pipe and breathing regulator, and the diver is carrying this equipment by oneself under water. In order to reduce the load of the diver, the volume of the air compression cylinder is generally not too large, so that the capacity of the air compression cylinder is limited, and accordingly, the air supply time of the air compression cylinder to the diver is short; in addition, during diving, high-pressure gas discharged by the air compression gas cylinder reaches the breathing pipe after being subjected to pressure reduction treatment by the breathing regulator, and then air with moderate air pressure is provided for a diver.

That is, the conventional diving breathing equipment has a large load on the diver, and the diving breathing equipment has a short air supply time, and the diver is likely to be in danger when a malfunction occurs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an underwater breathing machine to it is great to alleviate the heavy burden that the dive that exists among the prior art respiratory to equip and bring for the diver, and dive respiratory equipment air feed time is short, and when breaking down easily diver takes place dangerous technical problem easily.

The embodiment provides an underwater breathing machine which comprises a gas pipe and a buoy capable of floating on the water surface, wherein the gas pipe comprises a gas inlet pipe, a gas outlet pipe and a breathing pipe, the gas inlet end of the gas inlet pipe and the gas outlet end of the gas outlet pipe penetrate through the buoy from bottom to top, and the breathing pipe is communicated with the gas outlet end of the gas inlet pipe and the gas inlet end of the gas outlet pipe;

a supercharging device and a mobile power supply are installed at the top of the buoy, and the supercharging device is used for promoting external air to flow into the air inlet pipe; and/or the pressurizing device is used for promoting the outflow of gas in the gas outlet pipe; the mobile power supply is connected with the supercharging device and used for supplying power to the supercharging device.

In an alternative embodiment, the supercharging device comprises a blower, and an air outlet of the blower is communicated with an air inlet end of the air inlet pipe; the mobile power supply is connected with the air blower and used for supplying power to the air blower.

In an alternative embodiment, the supercharging device comprises a first exhaust fan and a second exhaust fan, the first exhaust fan is mounted at the inlet end region of the air inlet pipe and is used for blowing external air into the air inlet pipe; the second exhaust fan is arranged at the air outlet end region of the air outlet pipe and used for sucking out the air in the air outlet pipe;

the portable power source with first exhaust fan reaches the second exhaust fan is connected, be used for to first exhaust fan reaches the second exhaust fan power supply.

In an optional embodiment, a waterproof groove is formed in the float, the pressurizing device and the mobile power supply are both installed in the waterproof groove, and the air inlet end of the air inlet pipe and the air outlet end of the air outlet pipe are both located at the bottom of the waterproof groove.

In an alternative embodiment, the air inlet end of the air inlet pipe extends upwards out of the bottom of the waterproof groove to form an air inlet waterproof pipe section; and/or the air outlet end of the air outlet pipe extends upwards out of the bottom of the waterproof groove to form an air outlet waterproof pipe section.

In an optional implementation mode, the gas pipe further comprises a three-way connecting piece, a first joint of the three-way connecting piece is communicated with the gas outlet end of the gas inlet pipe, a second joint of the three-way connecting piece is communicated with the gas inlet end of the gas outlet pipe, and a third joint of the three-way connecting piece is communicated with the breathing pipe.

In an optional embodiment, the three-way connecting piece is fixedly connected with the air inlet pipe, the air outlet pipe and the breathing pipe through fasteners.

In an alternative embodiment, a mouthpiece is communicated with the breathing opening of the breathing tube.

In an optional embodiment, the underwater breathing machine further comprises a detection device, an alarm device and a processor connected with the detection device and the alarm device, wherein the pressurization device is connected with the processor, and the detection device is mounted at the top of the buoy and is used for detecting the operation condition of the pressurization device; the alarm device is used for giving an alarm to a diver when the supercharging device abnormally operates.

In an optional embodiment, an isolation mesh enclosure is arranged at the top of the float, and the pressurization device, the air inlet end of the air inlet pipe and the air outlet end of the air outlet pipe are all covered by the isolation mesh enclosure.

The utility model discloses breathing machine's beneficial effect under water includes:

the utility model provides an underwater breathing machine, which comprises a gas pipe used for conveying air on water to divers and exhausting gas exhaled by divers to an area on water; the buoy is used for floating on the water surface to drive the top end of the gas transmission pipe to extend out of the water surface and can freely move under the dragging of the gas transmission pipe; the device also comprises a supercharging device and a mobile power supply, wherein the supercharging device is used for driving external air to flow into the air inlet pipe to supply air for a diver or driving air in the air outlet pipe to be discharged, and the mobile power supply is used for supplying power to the supercharging device.

When the device is used, the buoy floats on the water surface and pulls the top ends of the air inlet pipe and the air outlet pipe to be communicated with the air above the water surface, and a diver can bite the breathing pipe with a mouth to inhale and exhale through the breathing port of the breathing pipe when the diver is positioned underwater; in the diving process, the supercharging device drives external air to enter the air inlet pipe through the air inlet end of the air inlet pipe and flow downwards into the mouth of a diver, so that the difficulty of air suction of the diver is reduced, the smoothness of air suction of the diver is improved, sufficient oxygen supply of the diver is ensured, and the problem that the diver has difficulty in breathing caused by long air delivery pipes is solved; the diver can pull the buoy to float along with the buoy through the gas pipe in the swimming process, so that the underwater breathing machine can continuously supply oxygen for a long time, the diver can dive according to the requirement of the diver, and better effects can be achieved in the aspects of underwater search and rescue and underwater operation; in addition, the diver pulls the float to float along with the float, the resistance of the float floating on the water surface is small, and correspondingly, the load of the diver is small, so that the diving comfort level of the diver is improved, the diver can carry out diving activities more easily, the popularization and the popularization of diving projects are facilitated, and more people can enjoy the pleasure of diving.

When a diver exhales, the air inlet pipe is communicated with the air outlet pipe, the supercharging device drives the air in the air inlet pipe to flow to the air outlet pipe, and the air which is spitted out enters the air outlet pipe along with the air flow and is discharged after the diver spits into the breathing pipe.

Specifically, when supercharging device used, portable power source was its power supply, and except above-mentioned outside air admission pipe of drive, can also include other two kinds of situations: the supercharging device drives the gas in the gas outlet pipe to be discharged through the gas outlet end of the supercharging device, the inside of the gas outlet pipe is in a negative pressure state, and external air flows into the gas inlet pipe under the action of the internal and external pressure difference and flows to the gas outlet pipe; or the supercharging device can simultaneously drive external air to enter the air inlet pipe and drive gas in the air outlet pipe to be discharged through the air outlet end of the air outlet pipe.

In addition, the underwater breathing machine has a simple structure, even if the supercharging device breaks down, the outside air can still supply oxygen for divers, and the time for reaction and landing of divers can be provided, so that the use safety of the underwater breathing machine is improved.

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 embodiments or the technical solutions in the prior art will be briefly described 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 creative efforts.

Fig. 1 is a schematic front view of an underwater breathing machine according to an embodiment of the present invention;

fig. 2 is a schematic view of the underwater breathing machine according to the embodiment of the present invention when viewed from above;

fig. 3 is a schematic top view of an underwater breathing apparatus provided in an embodiment of the present invention;

fig. 4 is a circuit diagram for connecting the blower and the mobile power source in the underwater breathing machine provided by the embodiment of the present invention.

Icon: 100-floating; 110-a waterproof slot; 200-gas conveying pipe; 210-an intake pipe; 211-air intake waterproof pipe section; 220-air outlet pipe; 221-air-out waterproof pipe section; 230-a breathing tube; 300-a blower; 400-a mobile power supply; 410-a control switch; 420-a charging socket; 500-a three-way connection; 510-a first joint; 520-a second linker; 530-a third joint; 600-mouthpiece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as 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 invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the utility model is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to be referred must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. 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.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

The embodiment provides an underwater breathing machine, as shown in fig. 1, which comprises a gas pipe 200 and a float 100 capable of floating on the water surface, wherein the gas pipe 200 comprises a gas inlet pipe 210, a gas outlet pipe 220 and a breathing pipe 230, the gas inlet end of the gas inlet pipe 210 and the gas outlet end of the gas outlet pipe 220 penetrate through the float 100 from bottom to top, and the breathing pipe 230 is communicated with the gas outlet end of the gas inlet pipe 210 and the gas inlet end of the gas outlet pipe 220; the top of the float 100 is provided with a pressurizing device and a mobile power supply 400, and the pressurizing device is used for promoting external air to flow into the air inlet pipe 210; the mobile power source 400 is connected with the boosting device and used for supplying power to the boosting device.

The underwater breathing machine provided by the embodiment comprises an air conveying pipe 200 which is used for conveying air on water to a diver and exhausting air exhaled by the diver to an area on the water; the buoy 100 is used for floating on the water surface to drive the top end of the gas transmission pipe 200 to extend out of the water surface and can freely move under the dragging of the gas transmission pipe 200; a pressurizing means for driving external air to flow into the inlet duct 210 to supply air to a diver or driving the gas in the outlet duct 220 to be discharged, and a portable power source 400 for supplying power to the pressurizing means.

When in use, the buoy 100 floats on the water surface and pulls the top ends of the air inlet pipe 210 and the air outlet pipe 220 to be communicated with the air above the water surface, so that a diver can bite the breathing pipe 230 with mouth to inhale and exhale through the breathing port of the diver; in the diving process, the supercharging device drives external air to enter the air inlet pipe 210 through the air inlet end of the air inlet pipe and flow downwards into the mouth of a diver, so that the difficulty of air suction of the diver is reduced, the smoothness of air suction of the diver is improved, sufficient oxygen supply of the diver is ensured, and the problem that the diver has difficulty in breathing caused by the fact that carbon dioxide is easily retained in the air delivery pipe 200 due to the fact that the length of the air delivery pipe is long is solved; in addition, the swimmer can pull the buoy 100 to float along with the buoy through the gas pipe 200 in the swimming process, so that the underwater breathing machine can continuously supply oxygen for a long time, and the diver can dive according to the requirement of the diver, thereby achieving better effects in the aspects of underwater search and rescue and underwater operation; in addition, in the process that the diver pulls the buoy 100 to float along with the diver, the resistance of the buoy 100 floating on the water surface is small, and correspondingly, the load of the diver is small, so that the diving comfort level of the diver is improved, the diver can carry out diving activities more easily, the popularization and the popularization of diving projects are facilitated, and more people can enjoy the pleasure of diving.

When a diver exhales, the air inlet pipe 210 is communicated with the air outlet pipe 220, the supercharging device drives the air in the air inlet pipe 210 to flow to the air outlet pipe 220, and after the diver exhales into the breathing pipe 230, the exhaled air enters the air outlet pipe 220 along with the air flow and is exhausted.

Specifically, when the supercharging device is used, the mobile power source 400 supplies power to the supercharging device, and in addition to driving the outside air into the air inlet pipe 210, the supercharging device may further include two other conditions: the pressurizing device drives the gas in the air outlet pipe 220 to be discharged through the air outlet end of the air outlet pipe 220, the air outlet pipe 220 is in a negative pressure state, and external air flows into the air inlet pipe 210 under the action of the internal and external pressure difference and flows to the air outlet pipe 220; or, the supercharging device can simultaneously drive external air into the air inlet pipe 210 and drive the air in the air outlet pipe 220 to be discharged through the air outlet end thereof.

In addition, the underwater breathing machine is simple in structure, even if the supercharging device breaks down, external air can still supply oxygen for a diver, the oxygen supply process is not influenced by water pressure and can be directly sucked by the diver, reaction time and landing time can be provided for the diver, and therefore the use safety of the underwater breathing machine is improved.

Namely, the underwater breathing machine has simple structure and high use safety; the load brought to the diver in the diving process is small, the diver breathes smoothly and the continuous oxygen supply time is long.

Specifically, in the present embodiment, as shown in fig. 1, the pressure boosting device may include a blower 300, an air outlet of the blower 300 is communicated with an air inlet end of the air inlet pipe 210; the mobile power supply 400 is connected to the blower 300, and supplies power to the blower 300. In a specific form of the supercharging apparatus, during diving, the blower 300 is turned on, the blower 300 sucks external air into the blower 300, and the air is drawn into the air inlet pipe 210 through the air outlet, and the air is driven to flow through the air inlet pipe 210 and then flows into the breathing pipe 230 to supply air to a diver.

Specifically, as shown in fig. 1 and 3, the mobile power supply 400 is provided with a charging socket 420 for charging for recycling, the mobile power supply 400 is connected with a control switch 410 to control the state of supplying power to the blower 300, the control switch 410 is closed, the mobile power supply 400 supplies power to the blower 300, and the blower 300 starts to work; control switch 410 is turned off, power supply to portable power source 400 is cut off, and blower 300 stops operating. Specifically, as shown in fig. 4, which is a circuit diagram of connections between the blower, the mobile power source, the charging socket 420 and the control switch 410, the calculation formula of the operating time of the blower 300 is as follows:

I＝W/U；

in the formula, I is a current value of the blower 300 at the rated power of the motor, and the unit is ampere; w is the rated motor power of the blower 300 in watts; u is the voltage in volts at the motor rating of blower 300.

The continuous power supply time of the mobile power supply 400 is as follows:

T＝C/I；

where C is the battery capacity of the mobile power supply 400, and the unit is ampere; and T is the power supply time of the mobile battery, and the unit is hour.

Specifically, the blower 300 with the rated power of the motor of 15-60W and the rated voltage of less than 36V can be selected; the rated voltage of the mobile power supply 400 is consistent with that of the air blower 300, and the battery capacity can be selected to be larger than 5000mAh, so that the air blower 300 can ensure the air flow of the air delivery pipe 200 and enough working time.

In addition to the above, in the present embodiment, the supercharging device may further include a first exhaust fan and a second exhaust fan, the first exhaust fan being installed at an inlet end region of the intake duct 210 for blowing external air into the intake duct 210; the second exhaust fan is installed at the air outlet end region of the air outlet pipe 220 and used for sucking out the air in the air outlet pipe 220; the mobile power source 400 is connected to the first exhaust fan and the second exhaust fan, and is configured to supply power to the first exhaust fan and the second exhaust fan. Here, the supercharging device can simultaneously drive air to flow into the air inlet pipe 210 and drive the air in the air outlet pipe 220 to be exhausted, in the diving process, one or both of the first exhaust fan and the second exhaust fan are opened, and the first exhaust fan drives the external air to flow into the air inlet pipe 210 and the second exhaust fan drives the air in the air inlet pipe 210 to flow out, so that an air path is formed in the air delivery pipe 200, wherein the air path flows into the air inlet pipe 210 and passes through the air outlet pipe 220, the resistance of autonomous breathing of a diver is reduced, and the breathing smoothness and the comfort level of the diver are improved.

In this embodiment, as shown in fig. 1 and fig. 3, a waterproof groove 110 may be formed inside the float 100, the pressurizing device and the portable power source 400 are both installed in the waterproof groove 110, and the air inlet end of the air inlet pipe 210 and the air outlet end of the air outlet pipe 220 are both located at the bottom of the waterproof groove 110. The buoy 100 is a specific form of the buoy 100, when the buoy 100 floats on the water surface, the buoy 100 is beaten by water waves, the pressurizing device, the mobile power supply 400 and other components are arranged in the waterproof tank 110, and the side wall of the buoy 100 plays a role in blocking the water waves, so that the occurrence of the condition that the pressurizing device, the mobile power supply 400 and the like cannot operate due to the fact that the pressurizing device, the mobile power supply 400 and the like are soaked by the water waves is reduced; in addition, the air inlet end of the air inlet pipe 210 and the air outlet end of the air outlet pipe 220 are both positioned in the waterproof tank 110, and the side wall of the buoy 100 also carries out waterproof protection, so as to reduce the occurrence of water choking or even no breathing of divers caused by water waves splashing into or even immersing the air inlet pipe 210 and the air outlet pipe 220, thereby further improving the use safety of the underwater breathing machine.

Specifically, the float 100 may include a waterproof sealed bag and a less dense filler (e.g., air or foam) filled in the sealed bag, and the central portion of the sealed bag is recessed to form a waterproof groove 110.

In this embodiment, as shown in fig. 1 and 3, the air inlet end of the air inlet pipe 210 may extend upward out of the bottom of the waterproof slot 110 to form an air inlet waterproof pipe section 211; the air outlet end of the air outlet pipe 220 may also extend upwards out of the bottom of the waterproof slot 110 to form an air outlet waterproof pipe section 221. The air inlet end of air inlet pipe 210 and the end of giving vent to anger of outlet duct 220 are on the basis of realizing with the space intercommunication on water, still all outwards bulge one section body and form waterproof pipe section 211 and the waterproof pipe section 221 of giving vent to anger respectively of admitting air, wherein, waterproof pipe section 211 of admitting air can increase the height of air inlet end, waterproof pipe section 221 of giving vent to anger can increase the height of the end of giving vent to anger of outlet duct 220, thereby effectively reduce the emergence of the little liquid inflow air inlet pipe 210 of splash-in and the 220 circumstances of outlet duct of water-proof tank 110, and then ensure the air feed of air.

In this embodiment, as shown in fig. 1 and fig. 2, the air pipe 200 may further include a three-way connector 500, a first joint 510 of the three-way connector 500 is communicated with the air outlet end of the air inlet pipe 210, a second joint 520 of the three-way connector 500 is communicated with the air inlet end of the air outlet pipe 220, and a third joint 530 of the three-way connector 500 is communicated with the breathing pipe 230. Here, the breathing tube 230 is communicated with the air inlet tube 210 and the air outlet tube 220, and the three-way connection piece 500 is arranged to enable the breathing tube 230, the air inlet tube 210 and the air outlet tube 220 to be communicated with each other, so that air supply from the air inlet tube 210 to the breathing tube 230, air exhaust from the breathing tube 230 through the air outlet tube 220 and air delivery from the air inlet tube 210 to the air outlet tube 220 are realized.

In this embodiment, the three-way connector 500 is fixedly connected to the air inlet tube 210, the air outlet tube 220 and the breathing tube 230 by fasteners. The fastener fastens the junction of tee junction 500 and each pipeline to improve the firm in connection degree of junction, reduce the emergence of use junction gas leakage even disconnection condition. Specifically, the fastener may be a clip.

Optionally, in this embodiment, as shown in fig. 1 and fig. 2, the breathing opening of the breathing tube 230 may communicate with the mouthpiece 600. In the diving process, the diver can bite the mouthpiece 600 with the tooth and breathe to improve the convenience and the firmness of the diver sucking the breathing mouth, and be convenient for the diver to swim the pulling of process to the breathing tube 230, reduce the emergence of the condition that the breathing tube 230 drops in the pulling process, thereby improve the convenience in use and the security of breathing machine under water.

Optionally, in this embodiment, the underwater breathing machine may further include a detection device, an alarm device, and a processor connected to the detection device and the alarm device, the pressurization device is connected to the processor, and the detection device is mounted on the top of the buoy 100 and is used for detecting the operation condition of the pressurization device; the alarm device is used for giving an alarm to a diver when the supercharging device abnormally operates. In the diving process, after the supercharging device is started, the processor receives a starting signal and correspondingly controls to start the detection device, the detection device detects the running state of the supercharging device, specifically, parameters such as running power and blast volume of the supercharging device can be detected, the detected running signal is transmitted to the processor, the processor identifies the received running signal, and if the running signal represents that the supercharging device normally runs, the alarm device is in a closed state; when the detection device detects that the operation signal represents that the supercharging device operates abnormally, the processor controls to start the alarm device, the alarm device sends an alarm signal to a diver to alarm that the supercharging device of the diver operates abnormally, and the diver is reminded that the supercharging device of the diver should float out of the water as soon as possible, so that the diver is protected, and the use safety of the underwater breathing machine is further improved.

Specifically, the alarm device may be a buzzer or a vibrator that can be carried on the diver. In addition, in the present application, the connection relationship between the processor and the detection device, the alarm device and the supercharging device belongs to the protection scope of the present application, and the program setting and signal control between the processor and the detection device, the alarm device and the supercharging device belong to the prior art, and do not belong to the improvement of the present application.

In this embodiment, an isolation mesh enclosure may be disposed on the top of the buoy 100, and the pressure boosting device, the air inlet end of the air inlet pipe 210, and the air outlet end of the air outlet pipe 220 are all covered by the isolation mesh enclosure. The isolation mesh enclosure plays the isolation and protection effect to supercharging device, the inlet end of intake pipe 210 and the end of giving vent to anger of outlet duct 220, on the basis of realizing the circulation of air, reduces the jam of external debris to intake pipe 210 and outlet duct 220, or the damage such as the collision that external debris caused supercharging device to ensure the normal operating of breathing machine under water.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. An underwater breathing machine is characterized by comprising an air conveying pipe (200) and a buoy (100) capable of floating on the water surface, wherein the air conveying pipe (200) comprises an air inlet pipe (210), an air outlet pipe (220) and a breathing pipe (230), the air inlet end of the air inlet pipe (210) and the air outlet end of the air outlet pipe (220) penetrate through the buoy (100) from bottom to top, and the breathing pipe (230) is communicated with the air outlet end of the air inlet pipe (210) and the air inlet end of the air outlet pipe (220);

a pressurizing device and a mobile power supply (400) are mounted at the top of the float (100), and the pressurizing device is used for promoting external air to flow into the air inlet pipe (210); and/or the pressurizing device is used for promoting the outflow of the gas in the gas outlet pipe (220); the mobile power supply (400) is connected with the supercharging device and used for supplying power to the supercharging device.

2. The underwater breathing machine according to claim 1, wherein the pressurization device comprises a blower (300), an air outlet of the blower (300) is communicated with an air inlet end of the air inlet pipe (210); the mobile power supply (400) is connected with the blower (300) and used for supplying power to the blower (300).

3. The underwater breathing machine as recited in claim 1, wherein the pressurizing device comprises a first exhaust fan and a second exhaust fan, the first exhaust fan being installed at an inlet end region of the intake duct (210) for blowing external gas into the intake duct (210); the second exhaust fan is arranged at the air outlet end region of the air outlet pipe (220) and is used for sucking out the air in the air outlet pipe (220);

the mobile power supply (400) is connected with the first exhaust fan and the second exhaust fan and used for supplying power to the first exhaust fan and the second exhaust fan.

4. The underwater breathing machine according to any one of claims 1 to 3, wherein a waterproof groove (110) is formed inside the float (100), the pressurizing device and the mobile power supply (400) are installed in the waterproof groove (110), and the air inlet end of the air inlet pipe (210) and the air outlet end of the air outlet pipe (220) are located at the bottom of the waterproof groove (110).

5. The underwater breathing machine according to claim 4, wherein the air inlet end of the air inlet pipe (210) extends upwards out of the groove bottom of the waterproof groove (110) to form an air inlet waterproof pipe section (211); and/or the air outlet end of the air outlet pipe (220) extends upwards out of the bottom of the waterproof groove (110) to form an air outlet waterproof pipe section (221).

6. The underwater breathing machine according to any one of claims 1 to 3, wherein the gas delivery pipe (200) further comprises a three-way connector (500), a first joint (510) of the three-way connector (500) is communicated with the gas outlet end of the gas inlet pipe (210), a second joint (520) of the three-way connector (500) is communicated with the gas inlet end of the gas outlet pipe (220), and a third joint (530) of the three-way connector (500) is communicated with the breathing pipe (230).

7. The underwater breathing machine according to claim 6, wherein the three-way connector (500) is fixedly connected with the air inlet pipe (210), the air outlet pipe (220) and the breathing pipe (230) through fasteners.

8. The underwater breathing machine according to any one of claims 1-3, wherein a mouthpiece (600) is connected to the breathing orifice of the breathing tube (230).

9. The underwater breathing machine according to any one of claims 1 to 3, further comprising a detection device, an alarm device and a processor connected to both, wherein the pressurization device is connected to the processor, and the detection device is mounted on the top of the buoy (100) and is used for detecting the operation condition of the pressurization device; the alarm device is used for giving an alarm to a diver when the supercharging device abnormally operates.

10. The underwater breathing machine according to any one of claims 1 to 3, wherein an isolation mesh enclosure is provided on the top of the float (100), and the isolation mesh enclosure covers the pressurizing device, the air inlet end of the air inlet pipe (210) and the air outlet end of the air outlet pipe (220).