Apparatus of oxygen concentration system and method thereof

Abstract

The present invention relates to an apparatus and process of oxygen concentration system to make it possible to produce a highly purified concentrated oxygen,with modifying the structure of the adsorption bed and it achieves evenness of the first and second upper portions and controls to make simultaneous evenness of the first and second upper/lower portions together and thus increases purity of the oxygen produced and reduces mechanical energy and consumption of electricity of the air compressor, then it is about the oxygen concentration apparatus to make it possible to promote pure oxygen enrichment and its recovery rate and the oxygen concentration method to use it.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

A more complete appreciation of the invention, and many of the attendant advantages thereof, will be readily apparent as the same becomes better understood by reference to the following detailed description when considered in conjunction with the accompanying drawings in which like reference symbols indicate the same or similar components, wherein:

FIG. 1 is an exploded perspective view of an apparatus of the oxygen concentration system according to the preferred embodiment of the present invention.

FIG. 2 is a coupled perspective view of an apparatus of the oxygen concentration system according to the preferred embodiment of the present invention.

FIG. 3 is a process flow chart of oxygen concentration system according to the preferred embodiment of the present invention.

FIG. 4 a to FIG. 4h are the views of air pressure circuit line of an operating state of each step of oxygen concentration method according to the preferred embodiment of the present invention.

FIG. 5 a to FIG. 5h is the views of operating state of an apparatus of the oxygen concentration system according to the preferred embodiment of the present invention.

FIG. 6 is a graph of pressure distribution chart according to the operation of the oxygen concentration system according to the preferred embodiment of the present invention.

Claims

1. An apparatus of oxygen concentration system comprising: a first solenoid valve is mounted on the outside of bed housing to supply and/or discharge of compressed air;an adsorption bed is provided with an oxygen reservoir to store the concentrated oxygen;a first and second adsorption column disposed in the adsorption bed to separate the nitrogen and oxygen in the compressed air supplying through the first solenoid valve;a first and second cover assembly mounting engaged on the upper and lower part of the adsorption bed each;the first cover assembly includes a first and second grooves formed with isolating to positioned corresponding to the first and second adsorption column on the inside surface of the first cover plate;a first and second check valve installed to movable of the concentrated oxygen through the supplying hole communicating with the oxygen reservoir of the adsorption bed of penetrate formed on the same position of the first and second grooves;a mounting part incorporated on outside upper part of the first cover plate with an end is communicating formed with the inside of the first and second grooves each other and another end is formed on inside of the first and second communicating hole extending to the outside of the first cover assembly;a second solenoid valve fixed mounting on the mounting part coupled with able to gaseous communicate with the first and second communicating hole operable to equilibrium pressure of the first and second adsorption column; anda chamber installed on the outside of the first cover plate, of which flow able to supplying hole with supplied gas through the first and second check valve.

2. An apparatus of oxygen concentration system as claimed in claim 1, wherein the first cover assembly is formed penetrating on the lower end of one side of the first and second check valve; a first and second orifice is formed communicating with the first and second adsorption column and reverse flow able with a portion of the concentrate oxygen when, the pressure of any one of the first and second adsorption column is get higher and another one of pressure is lowered, the attached nitrogen of any one of the first and second adsorption column is able to rinse.

3. An apparatus of oxygen concentration system as claimed in claim 1, wherein the first and second check valve and supply hole is disposed on the region of chamber while, positioned on the same line each; the first and second orifice, positioning on isolated with the lower side of the first and second check valve and supply hole, disposed on the region of chamber while, positioned on the same line each other.

4. An apparatus of oxygen concentration system as claimed in claim 1, wherein the first and second check valve is engage mounted on a fixed hole formed on the first cover plate including a valve hole formed gaseous communicable with isolating each other on both side of the fixed hole; a valve body of flexible material to operable with flexible by the pressure of moving gas via the valve hole.

5. An apparatus of oxygen concentration system as claimed in claim 1, wherein a chamber cover including, the first chamber formed on the inside of the chamber cover body on the chamber of the first cover assembly which is compartment with the close sealed separate region to outside; andthe second chamber incorporating formed on the lower side of the first chamber, of compartment with a close sealed separate region with the outside with flow able to gas supplying through the first orifice and the second orifice.

6. An apparatus of oxygen concentration system as claimed in claim 5, wherein the chamber cover is interposed along with the external edge of the first, second chamber formed on the body of chamber cover including sealing element positioned with an engaged state on the external peripherals of the chamber

7. An apparatus of oxygen concentration system as claimed in claim 1, wherein the second cover assembly including the third and fourth grooves of which isolate formed to corresponding to the first and second adsorption column on the inside surface of the second cover plate, and a connecting hole is penetrating formed in between the third and fourth grooves and communicating with the oxygen reservoir of the adsorption bed.

8. An apparatus of oxygen concentration system as claimed in claim 1, wherein the first solenoid valve is a 5 port 3 way solenoid valve.

9. An apparatus of oxygen concentration system as claimed in claim 1, wherein the first solenoid valve is a dual 3 port 2 way solenoid valve.

10. An apparatus of oxygen concentration system as claimed in claim 1, wherein the second solenoid valve is a 2 port 2 way solenoid valve

11. A process of oxygen concentration system as claimed in claim 1, wherein a step of compression the external air supplying to the first adsorption column of the adsorption bed through the air compressor; a step of production of the concentrated oxygen in the time of same pressure with the pressure of the inside of the adsorption bed and the pressure of the first adsorption column when, the nitrogen substance, included in the compressed air is adsorbed in the first adsorption column;a step of the first upper part equalization to equalize the upper part pressure of the first and second adsorption column, the compressed gas supplied on the first adsorption column is supplying to the second adsorption column included in inside of the adsorption bed after production of the concentrated oxygen on the first adsorption column;a step of the first upper/lower part equalization accomplish with the first and second adsorption column is equalize with the first upper part equalization and lower part equalization concurrently, the external air supplied with the step of first upper part equalization through the lower part of the first adsorption column is supplying through lower part of the second adsorption column;a step of decompression of which the first adsorption column is reduce pressure with not supplying the compressed external air to the first adsorption column while, the compressed external air supplying to the second adsorption column in inside of the adsorption bed and elevated the internal pressure through the air compressor;a step of cleansing, accomplished with desorption and rinsing with the pressure of the first adsorption column in the state of decompressed nearly to the atmospheric, the nitrogen substance containing in the compressed air is adsorbed on the second adsorption column and producing a high concentrated oxygen in the time of same pressure with the inside pressure of the adsorption bed and the second adsorption column;a step of equalization of the second upper part, the supplied compressed gas on the second adsorption column is supplied to the first adsorption column installed in inside of the adsorption bed after the producing of concentrated oxygen at the second adsorption column to equalize the upper part pressure of the first and second adsorption column; anda step of second upper/lower part equalization accomplished concurrently with the lower part equalization and the second upper part equalization of the first and second adsorption column with the second upper equalization step supplied external air through the lower part of the second adsorption column is supplying through the lower part of the first adsorption column.

12. A process of oxygen concentration system as claimed in claim 11, wherein the step of production of the concentrated oxygen is includes a step of storing of concentrated oxygen is stored on inside of adsorption bed of which the high concentrated oxygen produced on the first adsorption column.

13. A process of oxygen concentration system as claimed in claim 11, wherein the step of the first and the second upper/lower part equalization is propertyized by the pressure of the first adsorption column is lowered rapidly and the pressure of the second adsorption column is elevated rapidly and the pressure of the first and second adsorption column reached to a same pressure at any second.

14. A process of oxygen concentration system as claimed in claim 11, wherein the step of the first and the second upper/lower part equalization is accomplished concurrently and continuously with the step of the first upper part equalization is established.

15. A process of oxygen concentration system as claimed in claim 11, wherein the step of the second upper/lower part equalization is accomplished concurrently and continuously with the step of the second upper part equalization is established.