CN218980283U

CN218980283U - Automatic oxygen generator for vehicles, ships and submarines

Info

Publication number: CN218980283U
Application number: CN202223043188.7U
Authority: CN
Inventors: 赵岩; 马新会; 王思铖
Original assignee: Bohai University
Current assignee: Bohai University
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-05-09
Anticipated expiration: 2032-11-16

Abstract

The utility model relates to the field of lifesaving equipment, in particular to an automatic oxygen generator for vehicles, ships and submarines, wherein a container is of a closed structure, a reaction chamber filled with hydrogen peroxide liquid is arranged in the container, and a catalyst automatic propeller and an oxygen output assembly are both arranged at the top of the container; the automatic catalyst pusher is characterized in that a cylindrical tube in the automatic catalyst pusher is vertically arranged at the top of a container, an annular supporting pad is fixedly arranged at the inner annular surface of the lower end of the cylindrical tube, a sealing film is arranged at the opening of the lower end of the cylindrical tube in a sealing mode, a piston is slidably arranged at the middle position in the cylindrical tube, the upper end of a contact pin is fixedly arranged at the lower end surface of the piston, the lower end of the contact pin faces the sealing film, an expanding agent and a drying agent are sequentially arranged in the space between the upper end surface of the piston and the upper end surface of the cylindrical tube, and a pressing assembly is pressed at the top of the drying agent. The oxygen generator can automatically generate oxygen after the passenger equipment falls into water, so as to provide oxygen for trapped people and strive for valuable time for rescue.

Description

Automatic oxygen generator for vehicles, ships and submarines

Technical Field

The utility model relates to the field of lifesaving equipment, in particular to an automatic oxygen generator for vehicles, ships and submarines.

Background

When accidents such as unexpected water falling of vehicles and vessels or failure of an oxygen generator in the navigation process of submarines occur, trapped people can only support living hopes to rescue outside. If rescue work cannot be immediately deployed, trapped personnel essentially lose their hope of survival. However, the immediate cause of casualties is dyspnea due to hypoxia, until death by choking. At present, no equipment capable of producing oxygen at critical time (such as unexpected water entering of traffic equipment) without manual operation is available in the market.

Disclosure of Invention

In order to solve the problems, the utility model provides an automatic oxygen generator for vehicles, ships and submarines, which can automatically generate oxygen after passenger equipment falls into water, provide oxygen for trapped people and strive for valuable time for rescue.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the automatic oxygen generator for the vehicle, the ship and the submarine comprises a container, a catalyst automatic propeller and an oxygen output assembly, wherein the container is of a closed structure, a reaction chamber filled with hydrogen peroxide liquid is arranged in the container, and the catalyst automatic propeller and the oxygen output assembly are both arranged at the top of the container;

the automatic catalyst pusher comprises a cylindrical tube, an annular supporting pad, a sealing film, a catalyst, a piston, a contact pin, an expanding agent, a drying agent and a pressing component, wherein the cylindrical tube is vertically arranged at the top of a container, the annular supporting pad is fixedly arranged at the inner annular surface of the lower end of the cylindrical tube, the sealing film is arranged at the opening of the lower end of the cylindrical tube in a sealing mode, the piston is slidably arranged at the middle position in the cylindrical tube, the upper end of the contact pin is fixedly arranged on the lower end face of the piston, the lower end of the contact pin faces the sealing film, the catalyst is arranged between the piston and the sealing film, the space between the upper end face of the piston and the upper end face of the cylindrical tube is sequentially provided with the expanding agent and the drying agent, and the pressing component is pressed at the top of the drying agent so as to avoid the drying agent from falling out.

Preferably, the container is a stainless steel protective shell, and the inner wall of the stainless steel protective shell is provided with an insulating layer supported by polyurethane insulating materials.

Preferably, the top of the stainless steel protective shell is also provided with a liquid adding port, and the liquid adding port is detachably closed through a cock with threads.

Preferably, the oxygen output assembly comprises at least 2 groups of gas delivery pipes, a gas storage bag, a plurality of groups of branch gas delivery pipes and a breathing mask, wherein the gas delivery pipes are fixedly arranged on the stainless steel protection shell, the first ends of the gas delivery pipes are communicated with the inside of the container, the second ends of the gas delivery pipes are communicated with the inside of the gas storage bag, and the gas storage bag is connected with the breathing mask through the branch gas delivery pipes.

Preferably, the pressing assembly comprises a floating body and an anti-drop net, the upper end of the cylindrical tube extends to form a flared opening, the density of the floating body is smaller than that of water, the floating body is placed in the flared opening, the outer diameter of the floating body is slightly larger than that of the cylindrical tube, and the anti-drop net is installed at the flared end of the flared opening so as to prevent the floating body from falling out of the flared opening.

Preferably, the floating body is a spherical body.

Preferably, the expanding agent is sodium polyacrylate or polyacrylonitrile.

Preferably, the drying agent is one of calcium oxide powder, alumina powder, molecular sieve powder and sodium polyacrylate.

Preferably, the catalyst is one of manganese dioxide, potassium permanganate, iron powder, potassium iodide and sodium tungstate.

The beneficial effects of using the utility model are as follows:

the automatic oxygen generator adopts an automatic oxygen generation technology, namely after an accident of falling into water occurs, the oxygen generator can automatically generate oxygen once entering water, no switch is needed to be manually operated by trapped personnel, the trapped personnel is ensured not to breathe difficultly due to long-time anoxia, and no more than precious time is won for timely self-rescue and waiting for external rescue. In addition, the utility model is small, light and convenient, has low use cost and is convenient for assembling vehicles, vessels and submarines.

Drawings

FIG. 1 is a schematic view of the structure of an automatic oxygen generator for a vehicle, a ship and a submarine according to the present utility model.

FIG. 2 is a schematic view of the structure of the automatic catalyst pusher in the automatic oxygen generator for vehicles, ships and submarines according to the present utility model.

The reference numerals include:

1-a stainless steel protective shell; 2-an insulating layer; 3-reaction chamber; 4-a liquid adding port; 5-a threaded tap; 6-hydrogen peroxide; 7-a liquid adding pipe; 8-9-gas transmission pipes; 10-an air storage bag; 11-15-branch gas delivery pipes; 16-20-respiratory mask; 21-automatic catalyst pusher; 22-spin holes; 23-cylinder tube; 24-annular support pad; 25-sealing film; 26-catalyst; 27-a piston; 28-stylus; 29-an expanding agent; 30-drying agent; 31-a flared opening; 32-throat; 33-floating body; 34-39-mounting holes; 40-anti-drop net.

Detailed Description

In order to make the objects, technical solutions and advantages of the present technical solution more apparent, the present technical solution is further described in detail below in conjunction with the specific embodiments. It should be understood that the description is only illustrative and is not intended to limit the scope of the present technical solution.

As shown in fig. 1 and 2, the present embodiment provides an automatic oxygen generator for vehicles, vessels and submarines, which comprises a container, a catalyst 26 automatic propeller 21 and an oxygen output assembly, wherein the container is of a closed structure, a reaction chamber 3 filled with hydrogen peroxide 6 liquid is arranged in the container, and the catalyst 26 automatic propeller 21 and the oxygen output assembly are both arranged at the top of the container; the catalyst 26 automatic propeller 21 comprises a cylindrical tube 23, an annular supporting pad 24, a sealing film 25, a catalyst 26, a piston 27, a contact pin 28, an expanding agent 29, a drying agent 30 and a pressing component, wherein the cylindrical tube 23 is vertically arranged at the top of a container, the annular supporting pad 24 is fixedly arranged at the inner annular surface of the lower end of the cylindrical tube 23, the sealing film 25 is arranged at the opening of the lower end of the cylindrical tube 23 in a closed manner, the piston 27 is slidably arranged at the middle position in the cylindrical tube 23, the upper end of the contact pin 28 is fixedly arranged at the lower end surface of the piston 27, the lower end of the contact pin 28 faces the sealing film 25, the catalyst 26 is arranged between the piston 27 and the sealing film 25, the expanding agent 29 and the drying agent 30 are sequentially arranged in the space between the upper end surface of the piston 27 and the upper end surface of the cylindrical tube 23, and the pressing component is pressed at the top of the drying agent 30 so as to avoid the drying agent 30 from falling out.

Specifically, as shown in fig. 1, the container is a stainless steel protective shell 1 made of stainless steel materials, an inner wall of the stainless steel protective shell 1 is provided with a heat insulation layer 2 supported by polyurethane heat insulation materials, the top of the container is provided with at least 3 openings, the first opening is a liquid adding opening 4, a liquid adding pipe 7 is arranged at the liquid adding opening 4, the lower end of the liquid adding pipe 7 extends to the bottom of the container, the liquid adding opening 4 is provided with internal threads, and the liquid adding opening 4 is detachably closed by a cock 5 with threads. The second opening is a spin hole 22 for mounting a catalyst 26 self-propelled 21. The other openings are used as connecting ports of the air delivery pipes 8-9.

The oxygen output assembly comprises at least 2 groups of air delivery pipes 8-9, an air storage bag 10, a plurality of groups of branch air delivery pipes 11-15 and a breathing mask 16-20, wherein the air delivery pipes 8-9 are fixedly arranged on the stainless steel protective shell 1, the first ends of the air delivery pipes 8-9 are communicated with the inside of the container, the second ends of the air delivery pipes 8-9 are communicated with the inside of the air storage bag 10, and the air storage bag 10 is connected with the breathing mask 16-20 through the branch air delivery pipes 11-15.

The air storage bag 10 is used as an intermediate container, and has the advantages that the air storage bag 10 has certain elasticity, can buffer the impact force of the hydrogen peroxide 6 decomposed to generate oxygen, and the air storage bag 10 can also be used as an intermediate container for distributing a plurality of branch air delivery pipes 11-15 and breathing masks 16-20, so that the oxygen pressure output by the air storage bag 10 is relatively uniform.

The pressing assembly comprises a floating body 33 and an anti-falling net 40, the upper end of the cylindrical tube 23 extends to form a flared horn-shaped opening 31, the density of the floating body 33 is smaller than that of water, the floating body 33 is placed in the horn-shaped opening 31, the outer diameter of the floating body 33 is slightly larger than that of the cylindrical tube 23, and the anti-falling net 40 is arranged at the flaring end of the horn-shaped opening 31 so as to prevent the floating body 33 from falling out of the horn-shaped opening 31. Preferably, the floating body 33 is a sphere, and in a general state, the spherical floating body 33 can be sealed at the top end of the cylindrical tube 23, so that the contact area between the drying agent 30 and air is reduced, and the water absorption speed of the drying agent 30 is delayed.

In this embodiment, the swelling agent 29 is sodium polyacrylate or polyacrylonitrile. The drying agent 30 is one of calcium oxide powder, alumina powder, molecular sieve powder and sodium polyacrylate. The catalyst 26 is one of manganese dioxide, potassium permanganate, iron powder, potassium iodide and sodium tungstate.

The following describes the effects of the present device in detail.

As shown in figure 1, the automatic oxygen generator for vehicles, ships and submarines comprises a stainless steel protective shell 1, wherein the inner side of the stainless steel protective shell 1 is a heat preservation layer 2, the inner side of the heat preservation layer 2 is a reaction chamber 3, and the stainless steel protective shell 1 and the reaction chamber 3 are sealed well, so that the heat preservation layer 2 is completely isolated from air, and the heat preservation and insulation effect is improved. The hydrogen peroxide 6 can be added into the reaction chamber 3 by opening the threaded cock 5 at the liquid adding port 4 at the top of the oxygen generator, and residual liquid in the reaction chamber can be discharged from the liquid adding pipe 7 made of polypropylene material by the siphon principle. The generated oxygen is conveyed into the air storage bag 10 through the air conveying pipe 8 and the air conveying pipe 9 and then is connected to the breathing mask 16-20 of each oxygen inhalation point through the branch air conveying pipelines 11-15, in order to ensure that the oxygen generator automatically generates oxygen only after entering water, the top of the oxygen generator is provided with a catalyst automatic propeller 21, the propeller is activated without electricity, any switch, any regulating valve and the like, and the catalyst propeller 21 is activated immediately as long as the oxygen generator enters water, and the specific structure of the catalyst propeller 21 is as follows.

As shown in fig. 2, the catalyst pusher 21 is tightly fixed in the screw hole 22 at the top of the oxygen producer by screw threads, the main body of the catalyst pusher 21 is a cylindrical tube 23, a hollow annular supporting pad 24 is arranged in the bottom end of the cylindrical tube 23, an extremely thin sealing film 25 is arranged at the bottom of the cylindrical tube, a catalyst 26 with a certain height is placed on the sealing film 25 according to requirements, a sliding structure shaped like a thumbtack is arranged above the catalyst 26, in order to ensure that the piston 27 is well sealed with the inner wall of the cylindrical tube 23, the piston 27 has a certain thickness, in addition, the friction resistance between the piston 27 and the inner wall of the cylindrical tube 23 is proper, and the tip of a contact pin 28 connected below the piston 27 is sharp enough. A certain amount of high molecular sodium polyacrylate swelling agent 29 is placed on the upper part of the piston 27, a small amount of anhydrous calcium chloride drying agent 30 is placed on the swelling agent 29, the drying agent 30 is filled in a throat part 32 connected with the bottom end of the cylindrical tube 23 and the upper horn-shaped opening 31, a floating body 33 with the diameter slightly larger than that of the cylindrical tube is placed on the throat part 32, the density of the floating body 33 is required to be proper, and after the oxygen generator is immersed in water, the floating body 33 can float upwards and leave the throat part 32. The edge of the horn opening 31 is provided with 6 mounting holes 34-39 for connecting the anti-drop net 40 for placing the floating body 33 to drop off.

The purpose of the desiccant 30 in this application is to prevent the expansion agent 29 from absorbing water vapor in the air for a long period of time in the air environment, thereby activating the catalyst automatic pusher 21 and causing unnecessary waste. The desiccant 30 should be replaced in time depending on the ambient humidity and season so as not to play a role after saturation of adsorption.

The foregoing is merely exemplary of the present utility model, and those skilled in the art can make many variations in the specific embodiments and application scope according to the spirit of the present utility model, as long as the variations do not depart from the spirit of the utility model.

Claims

1. An automatic oxygen generator for vehicles, ships and submarines is characterized in that: the hydrogen peroxide liquid hydrogen peroxide device comprises a container, a catalyst automatic propeller and an oxygen output assembly, wherein the container is of a closed structure, a reaction chamber filled with hydrogen peroxide liquid is arranged inside the container, and the catalyst automatic propeller and the oxygen output assembly are both arranged at the top of the container;

2. The automatic oxygen generator for vehicles, vessels and submarines according to claim 1, which is characterized in that: the container is a stainless steel protective shell, and the inner wall of the stainless steel protective shell is provided with an insulating layer supported by polyurethane insulating materials.

3. The automatic oxygen generator for vehicles, vessels and submarines according to claim 2, which is characterized in that: the top of the stainless steel protective shell is also provided with a liquid adding port which is detachably closed through a cock with threads.

4. An automatic oxygen generator for vehicles, vessels and submarines as claimed in claim 3, wherein: the oxygen output assembly comprises at least 2 groups of gas delivery pipes, a gas storage bag, a plurality of groups of branch gas delivery pipes and a breathing mask, wherein the gas delivery pipes are fixedly arranged on a stainless steel protection shell, the first ends of the gas delivery pipes are communicated with the inside of a container, the second ends of the gas delivery pipes are communicated with the inside of the gas storage bag, and the gas storage bag is connected with the breathing mask through the branch gas delivery pipes.

5. The automatic oxygen generator for vehicles, vessels and submarines according to claim 1, which is characterized in that: the pressing assembly comprises a floating body and an anti-drop net, wherein the upper end of the cylindrical tube extends to form a flared horn-shaped opening, the density of the floating body is smaller than that of water, the floating body is placed in the horn-shaped opening, the outer diameter of the floating body is slightly larger than that of the cylindrical tube, and the anti-drop net is arranged at the flaring end of the horn-shaped opening so as to prevent the floating body from falling out of the horn-shaped opening.

6. The automatic oxygen generator for vehicles, vessels and submarines according to claim 5, which is characterized in that: the floating body is a spherical body.

7. The automatic oxygen generator for vehicles, vessels and submarines according to claim 1, which is characterized in that: the expanding agent is sodium polyacrylate or polyacrylonitrile.

8. The automatic oxygen generator for vehicles, vessels and submarines according to claim 1, which is characterized in that: the drying agent is one of calcium oxide powder, alumina powder, molecular sieve powder and sodium polyacrylate.

9. The automatic oxygen generator for vehicles, vessels and submarines according to claim 1, which is characterized in that: the catalyst is one of manganese dioxide, potassium permanganate, iron powder, potassium iodide and sodium tungstate.