Self-inflating portable oxygen bottle

Abstract

The utility model belongs to the technical field of medical equipment, and particularly relates to a self-inflating portable oxygen bottle which comprises a filtering device, a compressor, a fixing device, an adsorption device and an oxygen storage device, one end of the filtering device is communicated with an air inlet of the compressor, the compressor is arranged on the fixing device, and the adsorption device is arranged on the fixing device. An air outlet of the compressor is in through connection with an air inlet end of the adsorption device, and an air outlet end of the adsorption device is in through connection with an air inlet end of the oxygen storage device. According to the self-inflating portable oxygen bottle, the compressor, the adsorption device and the oxygen storage device are arranged, air is compressed and pressurized through the compressor and then conveyed into the adsorption device, and after nitrogen in the compressed air is adsorbed through the adsorption device, oxygen is conveyed into the oxygen storage device through the air outlet end of the adsorption device; according to the device, the high-concentration oxygen can be extracted from the air outdoors and in some places where oxygen sources are inconvenient to obtain, so that the high-concentration oxygen can be conveniently used by people who suffer from oxygen deficit.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical equipment, and in particular relates to a self-inflating portable oxygen cylinder. Background Art

[0002] Oxygen cylinders are oxygen supply equipment used to assist in the treatment of respiratory diseases and heart and cerebrovascular diseases caused by hypoxia, and are mainly used in hospitals, emergency stations, sanatoriums, home care, battlefield rescue, personal health care and various hypoxic environments. A Chinese patent (publication number: CN208687350U) proposes a portable oxygen cylinder, including a cargo box, a collar is provided on one side of the cargo box, a handle is provided on the other side, a bottle body is placed inside the cargo box, a fixing belt is sleeved inside the collar, a buckle is installed at one end of the fixing belt, and a clamping hole is provided at the other end of the fixing belt, the front wall and the rear wall of the cargo box are fixedly connected with a clamping sleeve, a clamping rod is sleeved inside the clamping sleeve, one end of the clamping rod is fixedly connected to one side of the slider, a bottom plate is installed at the bottom of the cargo box, a slide groove is provided inside the bottom plate, and a telescopic device is provided inside the slide groove.

[0003] However, portable oxygen cylinders under the existing technology still have some disadvantages in actual use, such as:

[0004] Portable oxygen cylinders under the existing technology are mostly used outdoors (such as self-driving trips) and in places where it is inconvenient to obtain oxygen sources. When the oxygen stored in the oxygen cylinder is exhausted, it is difficult for people to obtain more oxygen in these scenarios, causing users who need oxygen to face the risk of hypoxia, which can easily cause some irreversible casualties. For this reason, we propose a self-inflating portable oxygen cylinder. Utility Model Content

[0005] The utility model aims to provide a self-inflating portable oxygen cylinder, which can solve the problem that when the oxygen stored in the portable oxygen cylinder is exhausted in the prior art, it is difficult for people to obtain more oxygen in some outdoor scenes where there is a lack of high-concentration oxygen sources, resulting in users who need oxygen facing hypoxia.

[0006] The technical solution adopted by the utility model is as follows:

[0007] A self-inflating portable oxygen cylinder comprises a filtering device, a compressor, a fixing device, an adsorption device, an oxygen storage device, a carrying system and a push-pull assembly, wherein one end of the filtering device is connected to the air inlet of the compressor, the compressor is arranged on the fixing device, the air outlet of the compressor is connected to the air inlet end of the adsorption device, the air outlet end of the adsorption device is connected to the air inlet end of the oxygen storage device, the fixing device is arranged on the carrying system, and the push-pull assembly is respectively arranged at two locations of the carrying system.

[0008] Preferably, the filtering device also includes a solid filter tank, a liquid filter tank and a connecting pipe, a filter sponge is arranged in the solid filter tank, the solid filter tank and the liquid filter tank are connected through the two ends of the connecting pipe, the upper end of the connecting pipe is connected to the solid filter tank, the lower end of the connecting pipe is connected to the liquid filter tank, an air outlet pipe is arranged on the upper side of the liquid filter tank, the air outlet pipe on the upper side of the liquid filter tank extends to the lower side of the liquid filter tank and is connected to the compressor, and pure water is arranged in the liquid filter tank.

[0009] Preferably, the fixing device is a special-shaped fixing frame, and the compressor is arranged in a fixing ring of the fixing device.

[0010] Preferably, the adsorption device includes a high-pressure transmission pipe, an adsorption tank, a molecular sieve and a pressure relief valve, one end of the high-pressure transmission pipe is through-connected with the air outlet of the compressor, the other end of the high-pressure transmission pipe is through-connected with the top of the adsorption tank, the molecular sieve is arranged in the adsorption tank, and the pressure relief valve is arranged on the side of the adsorption tank.

[0011] Preferably, the oxygen storage device includes a one-way valve, an oxygen storage tank, a ball valve and a breathing tube, the two ends of the one-way valve are respectively provided with an air inlet pipe and an air outlet pipe, the air inlet pipe of the one-way valve is through-connected with the lower end of the adsorption tank, the air outlet pipe of the one-way valve is through-connected with the lower end of the oxygen storage tank, the upper end of the oxygen storage tank is provided with an air outlet pipe, the end of the air outlet pipe at the upper end of the oxygen storage tank is provided with a ball valve, and the ball valve is through-connected with the breathing tube.

[0012] Preferably, the carrying system includes a gas tank rack, an L-shaped backboard and a carrying strap, the oxygen storage tank and the adsorption tank are both arranged in the gas tank rack, the lower surfaces of the gas tank rack and the fixing device are fixedly connected to a surface of the L-shaped backboard, and one surface of the two carrying straps are respectively connected to the two protruding block surfaces on one side of the L-shaped backboard.

[0013] Preferably, the push-pull assembly includes a push-pull telescopic rod and moving wheels, the lower end of the push-pull telescopic rod is connected to a surface of the L-shaped back plate, and the two moving wheels are symmetrically arranged on the lower side of the L-shaped back plate.

[0014] The technical effects achieved by the utility model are:

[0015] The utility model discloses a self-inflating portable oxygen cylinder. By arranging a filtering device, a compressor, an adsorption device and an oxygen storage device, air (oxygen accounts for about 21% and nitrogen accounts for about 78% in the air) is purified and filtered by the filtering device, compressed and pressurized, and then transmitted to the adsorption device. After the adsorption device adsorbs the nitrogen in the compressed air, the oxygen is transmitted to the oxygen storage device through the air outlet end of the adsorption device to obtain high-concentration oxygen. The device can extract high-concentration oxygen from the air outdoors and in some places where it is inconvenient to obtain an oxygen source, so that people who are short of oxygen can use it. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a self-inflating portable oxygen cylinder of the utility model;

[0017] Figure 2 It is a front view structural schematic diagram of a self-inflating portable oxygen cylinder of the utility model;

[0018] Figure 3 It is a left-side structural schematic diagram of a self-inflating portable oxygen cylinder of the utility model;

[0019] Figure 4 This utility model Figure 3 Schematic diagram of the cross-sectional structure at AA in the middle.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Filter device; 11. Solid filter chamber; 12. Liquid filter chamber; 13. Connecting pipe; 2. Compressor; 3. Fixing device; 4. Adsorption device; 41. High-pressure transmission pipe; 42. Adsorption tank; 43. Molecular sieve; 44. Pressure relief valve; 5. Oxygen storage device; 51. One-way valve; 52. Oxygen storage tank; 53. Ball valve; 54. Breathing tube; 6. Carrying system; 61. Gas tank rack; 62. L-shaped backboard; 63. Carrying strap; 7. Push-pull assembly; 71. Push-pull telescopic rod; 72. Moving wheel. DETAILED DESCRIPTION

[0022] In order to make the purpose and advantages of the utility model more clear, the utility model is specifically described in combination with the following embodiments. It should be understood that the following text is only used to describe one or several specific implementations of the utility model, and does not strictly limit the protection scope of the specific request of the utility model.

[0023] like Figure 1As shown, a self-inflating portable oxygen cylinder comprises a filter device 1, a compressor 2, a fixing device 3, an adsorption device 4, an oxygen storage device 5, a carrying system 6 and a push-pull assembly 7, wherein one end of the filter device 1 is connected to the air inlet of the compressor 2, the compressor 2 is arranged on the fixing device 3, the air outlet of the compressor 2 is connected to the air inlet end of the adsorption device 4, the air outlet end of the adsorption device 4 is connected to the air inlet end of the oxygen storage device 5, the fixing device 3 is arranged on the carrying system 6, and the push-pull assembly 7 is respectively arranged at two locations of the carrying system 6;

[0024] like Figure 1 As shown, when actually used, air (oxygen accounts for about 21% and nitrogen accounts for about 78% in the air) enters through the air inlet of the filter device 1, is purified and filtered by the filter device 1, and then enters the air inlet of the compressor 2 through the air outlet of the filter device 1. The air is then transmitted to the adsorption device 4 under a compressed and pressurized environment. After the adsorption device 4 adsorbs the nitrogen in the compressed air, the oxygen is transmitted to the oxygen storage device 5 through the air outlet end of the adsorption device 4 to obtain high-concentration oxygen. The function of the carrying system 6 is to facilitate the user to carry the device on the back, and the function of the push-pull component 7 is to enable the user to push and pull the mobile device on a flat road.

[0025] like Figure 1-2 As shown, preferably, the filtering device 1 further comprises a solid filtering chamber 11, a liquid filtering chamber 12 and a connecting pipe 13, wherein a filtering sponge is arranged in the solid filtering chamber 11, and the solid filtering chamber 11 and the liquid filtering chamber 12 are connected through both ends of the connecting pipe 13, the upper end of the connecting pipe 13 is connected through the solid filtering chamber 11, and the lower end of the connecting pipe 13 is connected through the liquid filtering chamber 12, an air outlet pipe is arranged on the upper side of the liquid filtering chamber 12, and the air outlet pipe on the upper side of the liquid filtering chamber 12 extends to the lower side of the liquid filtering chamber 12 and is connected through the compressor 2, and pure water is arranged in the liquid filtering chamber 12;

[0026] like Figure 1-2 As shown, a filter sponge is provided in the solid filter chamber 11, which can remove some solid impurities in the air and prevent impurities in the air from entering the compressor 2 and causing damage to the compressor 2. After solid filtration, the air is transmitted to the bottom of the liquid filter chamber 12. Pure water is provided in the liquid filter chamber 12. The water surface submerges the air inlet of the liquid filter chamber 12 and is lower than the air outlet of the liquid filter chamber 12. After the air rises from the bottom of the water, the air is further filtered by the water and then transmitted out from the air outlet of the liquid filter chamber 12.

[0027] like Figure 1 As shown, preferably, the fixing device 3 is a special-shaped fixing frame, and the compressor 2 is arranged in a fixing ring of the fixing device 3;

[0028] like Figure 1 As shown, the fixing device 3 is used to fix the compressor 2.

[0029] like Figure 1-4 As shown, preferably, the adsorption device 4 includes a high-pressure transmission pipe 41, an adsorption tank 42, a molecular sieve 43 and a pressure relief valve 44, one end of the high-pressure transmission pipe 41 is connected to the air outlet of the compressor 2, and the other end of the high-pressure transmission pipe 41 is connected to the top of the adsorption tank 42, the molecular sieve 43 is arranged in the adsorption tank 42, and the pressure relief valve 44 is arranged on the side of the adsorption tank 42;

[0030] like Figure 1-2 As shown, the high-pressure transmission pipe 41 transmits the air compressed by the compressor 2 to the adsorption tank 42, and the nitrogen in the compressed air is adsorbed by the molecular sieve 43, and the rest is high-concentration oxygen. When the nitrogen adsorbed by the molecular sieve 43 is saturated, the pressure relief valve 44 is opened, the pressure in the tank is reduced, and the nitrogen will be transmitted along the pressure relief valve 44.

[0031] like Figure 1-3 As shown, preferably, the oxygen storage device 5 comprises a one-way valve 51, an oxygen storage tank 52, a ball valve 53 and a breathing tube 54, the two ends of the one-way valve 51 are respectively provided with an air inlet pipe and an air outlet pipe, the air inlet pipe of the one-way valve 51 is connected through the lower end of the adsorption tank 42, the air outlet pipe of the one-way valve 51 is connected through the lower end of the oxygen storage tank 52, the upper end of the oxygen storage tank 52 is provided with an air outlet pipe, the end of the air outlet pipe at the upper end of the oxygen storage tank 52 is provided with a ball valve 53, and the ball valve 53 is connected through the breathing tube 54;

[0032] like Figure 1-2 As shown, the function of the one-way valve 51 is to transfer the high-concentration oxygen adsorbed by the molecular sieve 43 to the oxygen storage tank 52 for storage. When the adsorption tank 42 is depressurized, the oxygen in the oxygen storage tank 52 will not leak. The ball valve 53 controls the discharge of oxygen in the oxygen storage tank 52. The breathing tube 54 is convenient for the user to inhale oxygen through the mouth and nose.

[0033] like Figure 3-4 As shown, preferably, the carrying system 6 includes a gas tank rack 61, an L-shaped back plate 62 and a carrying belt 63, the oxygen storage tank 52 and the adsorption tank 42 are both arranged in the gas tank rack 61, the gas tank rack 61 and the lower surface of the fixing device 3 are both fixedly connected to one surface of the L-shaped back plate 62, and one surface of the two carrying belts 63 are respectively connected to the two protruding block surfaces at one side of the L-shaped back plate 62;

[0034] like Figure 3-4As shown, the gas tank rack 61 is used to install the oxygen storage tank 52 and the adsorption tank 42, the L-shaped back plate 62 is used to provide a mounting platform to connect various devices, and the carrying strap 63 is used to facilitate the user to carry the device on the back.

[0035] like Figure 1-3 As shown, preferably, the push-pull assembly 7 includes a push-pull telescopic rod 71 and a moving wheel 72 , the lower end of the push-pull telescopic rod 71 is connected to a surface of the L-shaped back plate 62 , and the two moving wheels 72 are symmetrically arranged on the lower side of the L-shaped back plate 62 .

[0036] The working principle of the utility model is as follows: when actually used, the user manually starts the compressor 2, and the compressor 2 is connected with the filter device 1, and air (oxygen accounts for about 21% of the air, and nitrogen accounts for about 78%) enters through the air inlet of the filter device 1. A filter sponge is arranged in the solid filter compartment 11, which can remove some solid impurities in the air and prevent impurities in the air from entering the compressor 2 and causing damage to the compressor 2. After solid filtration, the air is transmitted to the bottom of the liquid filter compartment 12. Pure water is arranged in the liquid filter compartment 12. The water surface submerges the air inlet of the liquid filter compartment 12 and is lower than the air outlet of the liquid filter compartment 12. After the air rises from the bottom of the water, it passes through the water. After further filtering, the air is transmitted from the air outlet of the liquid filter chamber 12, and enters the air inlet of the compressor 2 through the air outlet of the liquid filter chamber 12. The air is transmitted to the adsorption device 4 through the high-pressure transmission pipe 41 under a compressed and pressurized environment. The high-pressure transmission pipe 41 transmits the air compressed by the compressor 2 to the adsorption tank 42, and the nitrogen in the compressed air is adsorbed by the molecular sieve 43, and the rest is high-concentration oxygen. When the nitrogen adsorbed by the molecular sieve 43 is saturated, the pressure relief valve 44 is opened, the pressure in the tank is reduced, and the nitrogen will be transmitted along the pressure relief valve 44. The oxygen is transmitted to the oxygen storage device 5 through the air outlet end of the adsorption device 4 to obtain high-concentration oxygen.

[0037] The above is only a preferred embodiment of the present invention. It should be noted that, for ordinary technicians in the technical field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A self-inflating portable oxygen cylinder, characterized in that: The invention comprises a filtering device (1), a compressor (2), a fixing device (3), an adsorption device (4), an oxygen storage device (5), a carrying system (6) and a push-pull assembly (7), wherein one end of the filtering device (1) is connected to the air inlet of the compressor (2), the compressor (2) is arranged on the fixing device (3), the air outlet of the compressor (2) is connected to the air inlet end of the adsorption device (4), the air outlet end of the adsorption device (4) is connected to the air inlet end of the oxygen storage device (5), the fixing device (3) is arranged on the carrying system (6), and the push-pull assembly (7) is respectively arranged at two locations of the carrying system (6).

2. A self-inflating portable oxygen cylinder according to claim 1, characterized in that: The filtering device (1) further comprises a solid filtering chamber (11), a liquid filtering chamber (12) and a connecting pipe (13); a filtering sponge is arranged in the solid filtering chamber (11); the solid filtering chamber (11) and the liquid filtering chamber (12) are connected through the two ends of the connecting pipe (13); the upper end of the connecting pipe (13) is connected through the solid filtering chamber (11); the lower end of the connecting pipe (13) is connected through the liquid filtering chamber (12); an air outlet pipe is arranged on the upper side of the liquid filtering chamber (12); the air outlet pipe on the upper side of the liquid filtering chamber (12) extends to the lower side of the liquid filtering chamber (12) and is connected through the compressor (2); and purified water is arranged in the liquid filtering chamber (12).

3. A self-inflating portable oxygen cylinder according to claim 2, characterized in that: The fixing device (3) is a special-shaped fixing frame, and the compressor (2) is arranged in a fixing ring of the fixing device (3).

4. A self-inflating portable oxygen cylinder according to claim 3, characterized in that: The adsorption device (4) comprises a high-pressure transmission pipe (41), an adsorption tank (42), a molecular sieve (43) and a pressure relief valve (44); one end of the high-pressure transmission pipe (41) is connected to the air outlet of the compressor (2); the other end of the high-pressure transmission pipe (41) is connected to the top of the adsorption tank (42); the molecular sieve (43) is arranged in the adsorption tank (42); and the pressure relief valve (44) is arranged on the side of the adsorption tank (42).

5. A self-inflating portable oxygen cylinder according to claim 4, characterized in that: The oxygen storage device (5) comprises a one-way valve (51), an oxygen storage tank (52), a ball valve (53) and a breathing tube (54). An air inlet pipe and an air outlet pipe are respectively arranged at two ends of the one-way valve (51). The air inlet pipe of the one-way valve (51) is connected to the lower end of the adsorption tank (42). The air outlet pipe of the one-way valve (51) is connected to the lower end of the oxygen storage tank (52). The upper end of the oxygen storage tank (52) is provided with an air outlet pipe. The end of the air outlet pipe at the upper end of the oxygen storage tank (52) is provided with a ball valve (53). The ball valve (53) is connected to the breathing tube (54).

6. A self-inflating portable oxygen cylinder according to claim 5, characterized in that: The carrying system (6) comprises a gas tank rack (61), an L-shaped back plate (62) and a carrying strap (63); the oxygen storage tank (52) and the adsorption tank (42) are both arranged in the gas tank rack (61); the lower surfaces of the gas tank rack (61) and the fixing device (3) are both fixedly connected to a surface of the L-shaped back plate (62); and one surface of the two carrying straps (63) are respectively connected to two protruding block surfaces on one side of the L-shaped back plate (62).

7. A self-inflating portable oxygen cylinder according to claim 6, characterized in that: The push-pull assembly (7) comprises a push-pull telescopic rod (71) and a moving wheel (72), the lower end of the push-pull telescopic rod (71) is connected to a surface of an L-shaped back plate (62), and the two moving wheels (72) are symmetrically arranged on the lower side of the L-shaped back plate (62).

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