Multi-membrane oxygen generator with wide application

Abstract

The utility model discloses a multi-membrane type oxygen generator with wide application, which relates to the field of oxygen generators and comprises a compressor, a gas storage tank connected to the bottom of the compressor, a filter connected to the top of the gas storage tank, a freezing dryer connected to the side wall of the filter, an ultra-precision filter connected to the side wall of the freezing dryer, and an ultra-precision filter connected to the side wall of the ultra-precision filter. The side wall of the ultra-precision filter is connected with an activated carbon filter, the side wall of the activated carbon filter is connected with a dust filter, the side wall of the dust filter is connected with an air heater, the side wall of the air heater is connected with an oxygen production membrane group, the top of the oxygen production membrane group is connected with a waste gas discharge port, and the side wall of the oxygen production membrane group is connected with an oxygen purity adjusting device. And the side wall of the oxygen purity adjusting device is connected with a flow meter. By adopting the membrane oxygen production technology, the oxygen purity can be controlled between 21% and 45%, and the oxygen can be freely set and adjusted and can be used for combustion supporting of different fuels such as natural gas and coal; performing high-density aquaculture; physical therapy rehabilitation and the like.

Description

Technical Field

[0001] The utility model relates to the field of oxygen concentrators, in particular to a multi-membrane oxygen concentrator with wide applications. Background Art

[0002] Currently, oxygen is used in a wide range of applications. Different uses require different oxygen purities. The commonly used PSA oxygen production method outputs a constant purity of 93% oxygen. If the oxygen purity is to be adjusted, additional regulating devices are required.

[0003] Therefore, it is necessary to invent a multi-membrane oxygen concentrator with a wide range of uses to solve the above problems. Utility Model Content

[0004] The purpose of the present invention is to provide a multi-membrane oxygen generator with a wide range of uses to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a multi-membrane oxygen concentrator with wide applications, comprising a compressor, the bottom of the compressor is connected to an air storage tank, the top of the air storage tank is connected to a filter, the side wall of the filter is connected to a cold dryer, the side wall of the cold dryer is connected to an ultra-precision filter, the side wall of the ultra-precision filter is connected to an activated carbon filter, the side wall of the activated carbon filter is connected to a dust filter, the side wall of the dust filter is connected to an air heater, the side wall of the air heater is connected to an oxygen-generating membrane group, the top of the oxygen-generating membrane group is connected to an exhaust gas discharge port, the side wall of the oxygen-generating membrane group is connected to an oxygen purity regulating device, and the side wall of the oxygen purity regulating device is connected to a flow meter.

[0006] Preferably, the oxygen-generating membrane group is provided in plurality, and the plurality of oxygen-generating membrane groups are connected in parallel.

[0007] Preferably, the filters are arranged in three groups, and the three groups of filters are connected in series.

[0008] Preferably, the ultra-precision filters are provided in two groups, and the two groups of ultra-precision filters are connected in series.

[0009] Preferably,.

[0010] The technical effects and advantages of this utility model are:

[0011] The utility model adopts membrane oxygen production technology to control the oxygen purity between 21% and 45%, which can be set and adjusted at will. It can be used in different fields such as combustion of different fuels such as natural gas and coal, high-density aquaculture, physical therapy and rehabilitation, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 For this utility model Figure 1 The left side structural diagram of

[0014] Figure 3 For this utility model Figure 1 The right side structural diagram of

[0015] Figure 4 This is a schematic diagram of the workflow of the present utility model.

[0016] In the figure: 1. Compressor; 2. Gas storage tank; 3. Filter; 4. Cold dryer; 5. Ultra-precision filter; 6. Activated carbon filter; 7. Dust filter; 8. Air heater; 9. Oxygen production membrane group; 10. Exhaust gas outlet; 11. Oxygen purity adjustment device; 12. Flow meter. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] The utility model provides Figure 1-4 A widely used multi-membrane oxygen generator shown in the figure includes a compressor 1, the bottom of the compressor 1 is connected to a gas storage tank 2, the top of the gas storage tank 2 is connected to a filter 3, the side wall of the filter 3 is connected to a cold dryer 4, the side wall of the cold dryer 4 is connected to an ultra-precision filter 5, the side wall of the ultra-precision filter 5 is connected to an activated carbon filter 6, the side wall of the activated carbon filter 6 is connected to a dust filter 7, the side wall of the dust filter 7 is connected to an air heater 8, the side wall of the air heater 8 is connected to an oxygen-generating membrane group 9, membrane oxygen generation is achieved by separating different gases at different flow rates in the central control fiber membrane to obtain oxygen of different purities, the top of the oxygen-generating membrane group 9 is connected to an exhaust gas discharge port 10, the side wall of the oxygen-generating membrane group 9 is connected to an oxygen purity regulating device 11, and the side wall of the oxygen purity regulating device 11 is connected to a flow meter 12.

[0019] The oxygen production membrane group 9 is provided in plurality, and the plurality of oxygen production membrane groups 9 are connected in parallel.

[0020] The filters 3 are arranged in three groups, and the three groups of filters 3 are connected in series.

[0021] The ultra-precision filters 5 are provided in two groups, and the two groups of ultra-precision filters 5 are connected in series.

[0022] Working principle of this utility model:

[0023] Air is drawn into and compressed by using a compressor 1, and the compressed air is introduced into an air storage tank 2 through a temperature transmitter, a pressure transmitter and a safety valve. The air in the air storage tank 2 passes through multiple filters 3 for preliminary filtration, and the filtered air is transported to a cold dryer 4, where the temperature of the compressed air is reduced, and the cooled compressed air is introduced into an ultra-precision filter 5, where the ultra-precision filter 5 is used to further filter the compressed air, and the filtered compressed air is introduced into an activated carbon filter 6 for further filtration, and dust in the compressed air is filtered out by a dust filter 7, and the filtered compressed air is introduced into an air heater 8, where the compressed air is heated, and the heated compressed air is transported to an oxygen production membrane group 9 through a temperature transmitter and a pressure gauge. The oxygen production membrane group 9 separates oxygen from the air through membrane treatment, and transports the separated oxygen to an oxygen purity regulating device 11, and finally is exported through a flow meter 12.

[0024] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multi-membrane oxygen concentrator with a wide range of uses, characterized by: It includes a compressor, the bottom of the compressor is connected to an air storage tank, the top of the air storage tank is connected to a filter, the side wall of the filter is connected to a cold dryer, the side wall of the cold dryer is connected to an ultra-precision filter, the side wall of the ultra-precision filter is connected to an activated carbon filter, the side wall of the activated carbon filter is connected to a dust filter, the side wall of the dust filter is connected to an air heater, the side wall of the air heater is connected to an oxygen-generating membrane group, the top of the oxygen-generating membrane group is connected to an exhaust gas discharge port, the side wall of the oxygen-generating membrane group is connected to an oxygen purity regulating device, and the side wall of the oxygen purity regulating device is connected to a flow meter.

2. The multi-membrane oxygen concentrator with a wide range of uses according to claim 1, characterized in that: The oxygen production membrane group is provided in plurality, and the plurality of oxygen production membrane groups are connected in parallel.

3. The multi-membrane oxygen concentrator with a wide range of uses according to claim 1, characterized in that: The filters are arranged in three groups, and the three groups of filters are connected in series.

4. The multi-membrane oxygen concentrator with a wide range of uses according to claim 1, characterized in that: The ultra-precision filters are provided in two groups, and the two groups of ultra-precision filters are connected in series.

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