CN220939876U - Oxygen-making host - Google Patents
Oxygen-making host Download PDFInfo
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- CN220939876U CN220939876U CN202322739488.7U CN202322739488U CN220939876U CN 220939876 U CN220939876 U CN 220939876U CN 202322739488 U CN202322739488 U CN 202322739488U CN 220939876 U CN220939876 U CN 220939876U
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- tower
- oxygen
- electromagnetic valve
- air inlet
- air
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 121
- 239000001301 oxygen Substances 0.000 claims abstract description 121
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 121
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000002808 molecular sieve Substances 0.000 claims abstract description 35
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 24
- 238000001179 sorption measurement Methods 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 229910001868 water Inorganic materials 0.000 claims description 9
- 230000003584 silencer Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001743 silencing effect Effects 0.000 description 1
Landscapes
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model provides an oxygen-generating host machine, which comprises an adsorption tower, an air inlet nitrogen discharge pipeline and an oxygen outlet pipeline, wherein the adsorption tower comprises a tower body, an upper end cover and a lower end cover, the tower body comprises an A tower, a B tower and an oxygen cache tank, molecular sieves are arranged in the A tower and the B tower, the air inlet nitrogen discharge pipeline comprises a first electromagnetic valve and a second electromagnetic valve which are used in parallel, and the first electromagnetic valve and the second electromagnetic valve are two-position four-way electromagnetic valves; the air inlets of the first electromagnetic valve and the second electromagnetic valve are respectively connected with an air source, the air outlets of the first electromagnetic valve and the second electromagnetic valve are respectively connected with a nitrogen discharge pipeline, the two working ports of the first electromagnetic valve are respectively connected with the air inlet and the air outlet at the bottoms of the tower A and the tower B, and the two working ports of the second electromagnetic valve are respectively connected with the air inlet and the air outlet at the bottoms of the tower A and the tower B. The utility model improves the oxygen output of a single oxygen generating host to 20L/min, has lower use cost and occupies smaller area under the condition of the same oxygen output.
Description
Technical Field
The utility model mainly relates to the technical field related to oxygenerators, in particular to an oxygen-generating host.
Background
The pressure swing adsorption oxygen generating equipment (also called as PSA oxygen generating equipment) selectively adsorbs impurities such as nitrogen, carbon dioxide and water in the air by utilizing a molecular sieve special for the PSA under the condition of normal temperature and normal pressure, so as to obtain the oxygen with higher purity (93% +/-3).
The PSA oxygen production system mainly comprises an air compressor, an air cooler, an air buffer tank, a switching valve, an absorber, an oxygen balance tank and the like. At present, along with the gradual maturity of PSA pressure swing adsorption technology, the oxygen concentrators with the traditional oxygen output of 3, 5 and 10L/min are greatly appeared on the market and are stable in operation. But limited by the structure of the oxygenerator and the limitation of the air inlet and outlet amount, the current oxygenerator with the oxygen outlet amount reaching 20L/min is not mature in the market of the oxygenerator, and the volume of the oxygenerator needs to be greatly increased if the larger oxygen outlet amount is required to be obtained, so that the oxygenerator has large occupied area and high cost, and the demands of county, village and town hospitals cannot be well met.
Disclosure of utility model
In order to solve the defects of the prior art, the utility model combines the prior art, and provides the oxygen generating host from practical application, wherein the oxygen output of a single oxygen generating host is improved to 20L/min, the use cost is lower, and the occupied area of the oxygen generating machine is smaller under the condition of the same oxygen output.
The technical scheme of the utility model is as follows:
An oxygen-generating host comprises an adsorption tower, an air inlet nitrogen discharge pipeline and an oxygen outlet pipeline, wherein the adsorption tower comprises a tower body, an upper end cover and a lower end cover, the tower body comprises a tower A, a tower B and an oxygen cache tank, molecular sieves are arranged in the tower A and the tower B,
The air inlet nitrogen discharge pipeline comprises a first electromagnetic valve and a second electromagnetic valve which are used in parallel, and the first electromagnetic valve and the second electromagnetic valve are two-position four-way electromagnetic valves;
The air inlets of the first electromagnetic valve and the second electromagnetic valve are respectively connected with an air source, the air outlets of the first electromagnetic valve and the second electromagnetic valve are respectively connected with a nitrogen discharge pipeline, the two working ports of the first electromagnetic valve are respectively connected with the air inlet and the air outlet at the bottoms of the tower A and the tower B, and the two working ports of the second electromagnetic valve are respectively connected with the air inlet and the air outlet at the bottoms of the tower A and the tower B;
The oxygen outlet pipeline comprises an A tower oxygen outlet pipe and a B tower oxygen outlet pipe, one end of the A tower oxygen outlet pipe is communicated with an oxygen outlet at the top of the A tower, one end of the B tower oxygen outlet pipe is communicated with an oxygen outlet at the top of the B tower, the other ends of the A tower oxygen outlet pipe and the B tower oxygen outlet pipe are communicated with an oxygen inlet at the bottom of an oxygen cache tank after being converged, and the oxygen outlet at the top of the oxygen cache tank is connected with the total oxygen outlet pipeline.
Further, the first solenoid valve is used for being connected with the air inlet front portion of the air source and is provided with a first water removal filter, and the second solenoid valve is used for being connected with the air inlet front portion of the air source and is provided with a second water removal filter.
Further, the end of the nitrogen discharge pipeline connected with the first electromagnetic valve is provided with a first silencer, and the end of the nitrogen discharge pipeline connected with the second electromagnetic valve is provided with a second silencer.
Further, the air inlet and outlet at the bottom of the tower A and the air inlet and outlet at the bottom of the tower B are respectively provided with a three-way pipe joint, the three-way pipe joint at the tower A is used for enabling the air inlet and outlet of the tower A, one of the working ports of the first electromagnetic valve and one of the working ports of the second electromagnetic valve to be communicated, and the three-way pipe joint at the tower B is used for enabling the air inlet and outlet of the tower B, the other working port of the first electromagnetic valve and the other working port of the second electromagnetic valve to be communicated.
Further, the oxygen outlet pipeline further comprises a pressure equalizing valve, and two ports of the pressure equalizing valve are respectively connected with the oxygen outlet pipe of the tower A and the oxygen outlet pipe of the tower B.
Further, the oxygen outlet pipeline further comprises a one-way valve, and the one-way valve is arranged on the oxygen outlet pipe of the tower A and the oxygen outlet pipe of the tower B.
Further, the A tower and the B tower are respectively arranged at two sides of the oxygen cache tank, and the A tower, the B tower and the oxygen cache tank are three independent cavities, and are integrally formed.
Further, the upper parts of the tower A and the tower B are respectively provided with a molecular sieve upper baffle assembly, the lower parts are respectively provided with a molecular sieve lower baffle assembly, and the molecular sieves are positioned between the molecular sieve upper baffle assemblies and the molecular sieve lower baffle assemblies.
Further, a spring is arranged between the molecular sieve upper baffle plate assembly and the upper end cover.
Further, the upper end cover and the lower end cover are respectively provided with an air flow channel corresponding to the positions of the chambers of the tower A and the tower B.
The utility model has the beneficial effects that:
1. According to the utility model, the air inlet and the nitrogen discharge control of the oxygen generation host are realized through the two-position four-way electromagnetic valves which are independently used in parallel, so that the air inlet and the air discharge can be increased, the oxygen output of a single oxygen generation host is increased to 20L/min, the requirements of hospitals in county and villages can be well met, and the two-position four-way electromagnetic valve is provided with a low-cost universal valve, so that the use cost of the oxygen generation host is lower.
2. According to the oxygen generator disclosed by the utility model, the structural design of the oxygen generator is compact and reasonable, a plurality of oxygen generators can be combined for use through the modularized structural design, the maximum oxygen output can reach 10m 3/h when the oxygen generators are combined, and the oxygen generator occupies a smaller area under the condition of the same oxygen output by filling the molecular sieve and matching with the double-tower structural design.
3. According to the utility model, the whole pipeline and the components are arranged, so that the single body or the modularized assembly can be conveniently used, the molecular sieve can be pressed by the tower body structure through the spring, the molecular sieve is prevented from losing through the baffle assembly, and the air flow is uniformly distributed on the section of the adsorption tower through the flow channel, and then is uniformly distributed in the whole molecular sieve chamber, so that the oxygen generating equipment is mature, stable and efficient.
Drawings
Fig. 1 is a schematic diagram of a front view structure of the present utility model.
Fig. 2 is a schematic perspective view of the present utility model.
Fig. 3 is a schematic diagram of a three-dimensional structure of the present utility model.
FIG. 4 is a schematic diagram of the structure of the adsorption tower of the present utility model.
Fig. 5 is a schematic diagram of the tower structure of the present utility model.
Fig. 6 is a schematic view of the structure of the upper end cover of the present utility model.
FIG. 7 is a schematic view of the structure of the upper baffle assembly of the molecular sieve of the present utility model.
The reference numbers shown in the drawings:
1. An adsorption tower; 2. a total oxygen outlet pipeline; 3. a first electromagnetic valve; 4. a second electromagnetic valve; 5. a first water removal filter; 6. a second water removal filter; 7. a pressure equalizing valve; 8. an oxygen outlet pipe of the tower A; 9. an oxygen outlet pipe of the tower B; 10. a tower A; 11. an oxygen buffer tank; 12. a tower B; 13. a second muffler; 14. a first muffler; 15. an upper end cap; 16. a spring; 17. a molecular sieve upper baffle assembly; 18. a molecular sieve lower baffle assembly; 19. a lower end cap; 20. an air flow channel.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and specific embodiments. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the utility model, and equivalents thereof fall within the scope of the utility model as defined by the claims.
The embodiment provides an oxygen generation host structure capable of enabling the oxygen output to reach 20L/min, which can be used for the use requirements of hospitals in county, villages and towns.
Referring to fig. 1 to 3, the oxygen generating main structure of the present embodiment mainly includes an adsorption tower 1, an air inlet nitrogen exhaust pipeline and an oxygen outlet pipeline. The adsorption tower 1 comprises a tower body, an upper end cover 15 and a lower end cover 19, wherein the tower body comprises an A tower 10, a B tower 12 and an oxygen buffer tank 11, and molecular sieves are arranged in the A tower 10 and the B tower 12. The upper parts of the tower A10, the tower B12 and the oxygen buffer tank 11 are closed by an upper end cover 15, the upper end cover 15 is provided with corresponding interfaces, the interfaces are the oxygen outlets of the tower A10, the tower B12 and the oxygen buffer tank 11, the lower parts of the tower A10, the tower B12 and the oxygen buffer tank 11 are closed by a lower end cover 19, the lower end cover 19 is provided with corresponding interfaces, and the interfaces are the air inlet and outlet of the tower A10 and the tower B12 and the oxygen inlet of the oxygen buffer tank 11.
In this embodiment, the intake and nitrogen removal pipeline is mainly used for intake of air to the a tower 10 and the B tower 12 and nitrogen removal from the a tower 10 and the B tower 12. The air inlet and nitrogen discharge pipeline mainly comprises a first electromagnetic valve 3, a second electromagnetic valve 4, a three-way pipe joint, a connecting pipe and the like which are used in parallel. The first electromagnetic valve 3 and the second electromagnetic valve 4 are two-position four-way electromagnetic valves, are common low-cost universal valves, and are supported and installed through a bracket arranged at the front part of the adsorption tower 1. The air inlets of the first electromagnetic valve 3 and the second electromagnetic valve 4 are respectively used for connecting an air source, and a first water removal filter 5 and a second water removal filter 6 are respectively arranged before air intake. The exhaust ports of the first electromagnetic valve 3 and the second electromagnetic valve 4 are respectively connected with a nitrogen discharge pipeline, the nitrogen discharge pipeline is used for discharging nitrogen to the atmosphere, and the nitrogen discharge pipeline is respectively provided with a first silencer 14 and a second silencer 13, so that the silencing effect of the equipment is ensured. The two working ports of the first electromagnetic valve 3 are respectively connected with the air inlet and the air outlet at the bottoms of the A tower 10 and the B tower 12, the two working ports of the second electromagnetic valve 4 are respectively connected with the air inlet and the air outlet at the bottoms of the A tower 10 and the B tower 12, specifically, three-way pipe joints are arranged at the air inlet and the air outlet corresponding to the lower end covers 19 of the A tower 10 and the B tower 12, the three-way pipe joint at the A tower 10 is used for enabling the air inlet and the air outlet of the A tower 10, one working port of the first electromagnetic valve 3 and one working port of the second electromagnetic valve 4 to be communicated, and the three-way pipe joint at the B tower 12 is used for enabling the air inlet and the air outlet of the B tower 12, the other working port of the first electromagnetic valve 3 and the other working port of the second electromagnetic valve 4 to be communicated.
In the above structure of this embodiment, the first electromagnetic valve 3 and the second electromagnetic valve 4 have the air inlet position and the air outlet position, when the a tower 10 is in air inlet, the B tower 12 is in nitrogen removal, the a tower 10 is in air inlet through the working ports of the first electromagnetic valve 3 and the second electromagnetic valve 4, the B tower 12 is in air outlet through the other working ports of the first electromagnetic valve 3 and the second electromagnetic valve 4, and vice versa, the two electromagnetic valves are used in parallel, so that the air inlet and outlet amount can be increased, and the air inlet and outlet amount requirement that the oxygen outlet amount of a single oxygen generator reaches 20L/min can be met.
In this embodiment, the oxygen outlet pipeline mainly includes a tower a oxygen outlet pipe 8 and a tower B oxygen outlet pipe 9, one end of the tower a oxygen outlet pipe 8 is communicated with the oxygen outlet at the top of the tower a 10, one end of the tower B oxygen outlet pipe 9 is communicated with the oxygen outlet at the top of the tower B12, the other ends of the tower a oxygen outlet pipe 8 and the tower B oxygen outlet pipe 9 are converged through a tee joint and then communicated with the oxygen inlet at the bottom of the oxygen buffer tank 11, oxygen generated by the tower a 10 and the tower B12 enters the oxygen buffer tank 11 for temporary storage, and the oxygen outlet at the top of the oxygen buffer tank 11 is connected with the total oxygen outlet pipeline 2. The tower A oxygen outlet pipe 8 and the tower B oxygen outlet pipe 9 are communicated through the pressure equalizing valve 7, a one-way valve is arranged on a corresponding pipeline, a small section of back-blowing pipe is arranged below the pressure equalizing valve 7, and the oxygen concentration in the back-blowing pipe is prevented from dropping through a flow limiting structure.
Referring to fig. 4 to 7, in the present embodiment, there is also provided a specific structure of the adsorption tower 1. The tower a10 and the tower B12 are respectively arranged at two sides of the oxygen buffer tank 11, and the tower a10, the tower B12 and the oxygen buffer tank 11 are three independent cavities, and are integrally formed. The upper part in the tower A10 and the lower part in the tower B12 are respectively provided with a molecular sieve upper baffle assembly 17, the lower part is respectively provided with a molecular sieve lower baffle assembly 18, and the molecular sieves are arranged between the molecular sieve upper baffle assembly 17 and the molecular sieve lower baffle assembly 18. The structure of the molecular sieve upper baffle assembly 17 and the molecular sieve lower baffle assembly 18 can be shown in fig. 7, and mainly comprises a baffle 21, a dense screen, a sealing ring 22 and felt cloth, wherein the baffle 21, the screen and the felt cloth are adhered together to prevent the molecular sieve from running off together with the sealing ring 22. Wherein, a spring 16 is arranged between the upper baffle plate assembly 17 of the molecular sieve and the upper end cover 15, and the molecular sieve is pressed by the elasticity of the spring 16.
In a preferred embodiment provided in this embodiment, referring to fig. 6, the upper end cover 15 and the lower end cover 19 are respectively provided with an air flow channel 20 corresponding to the positions of the chambers of the a tower 10 and the B tower 12, and the air flow is uniformly distributed to the section of the adsorption tower through the flow channels, and then is uniformly distributed to the whole molecular sieve chamber.
Claims (10)
1. An oxygen-generating host comprises an adsorption tower, an air inlet nitrogen discharge pipeline and an oxygen outlet pipeline, wherein the adsorption tower comprises a tower body, an upper end cover and a lower end cover, the tower body comprises a tower A, a tower B and an oxygen cache tank, molecular sieves are arranged in the tower A and the tower B,
The air inlet nitrogen discharge pipeline comprises a first electromagnetic valve and a second electromagnetic valve which are used in parallel, and the first electromagnetic valve and the second electromagnetic valve are two-position four-way electromagnetic valves;
The air inlets of the first electromagnetic valve and the second electromagnetic valve are respectively connected with an air source, the air outlets of the first electromagnetic valve and the second electromagnetic valve are respectively connected with a nitrogen discharge pipeline, the two working ports of the first electromagnetic valve are respectively connected with the air inlet and the air outlet at the bottoms of the tower A and the tower B, and the two working ports of the second electromagnetic valve are respectively connected with the air inlet and the air outlet at the bottoms of the tower A and the tower B;
The oxygen outlet pipeline comprises an A tower oxygen outlet pipe and a B tower oxygen outlet pipe, one end of the A tower oxygen outlet pipe is communicated with an oxygen outlet at the top of the A tower, one end of the B tower oxygen outlet pipe is communicated with an oxygen outlet at the top of the B tower, the other ends of the A tower oxygen outlet pipe and the B tower oxygen outlet pipe are communicated with an oxygen inlet at the bottom of an oxygen cache tank after being converged, and the oxygen outlet at the top of the oxygen cache tank is connected with the total oxygen outlet pipeline.
2. An oxygen generating host machine as recited in claim 1, wherein the first solenoid valve is arranged in front of the air inlet for connecting with the air source and is provided with a first water removing filter, and the second solenoid valve is arranged in front of the air inlet for connecting with the air source and is provided with a second water removing filter.
3. The oxygen generating main machine according to claim 1, wherein a first silencer is arranged at the tail end of the nitrogen discharge pipeline connected with the first electromagnetic valve, and a second silencer is arranged at the tail end of the nitrogen discharge pipeline connected with the second electromagnetic valve.
4. The oxygen-generating main machine according to claim 1, wherein the air inlet and outlet at the bottom of the tower a and the air inlet and outlet at the bottom of the tower B are respectively provided with a three-way pipe joint, the three-way pipe joint at the tower a is used for enabling the air inlet and outlet of the tower a, one of the working ports of the first electromagnetic valve and one of the working ports of the second electromagnetic valve to be communicated, and the three-way pipe joint at the tower B is used for enabling the air inlet and outlet of the tower B, the other working port of the first electromagnetic valve and the other working port of the second electromagnetic valve to be communicated.
5. The oxygen-generating main machine according to claim 1, wherein the oxygen outlet pipeline further comprises a pressure equalizing valve, and two ports of the pressure equalizing valve are respectively connected with the A tower oxygen outlet pipe and the B tower oxygen outlet pipe.
6. The oxygen-generating main machine according to claim 1, wherein the oxygen outlet pipeline further comprises a one-way valve, and the one-way valve is arranged on the oxygen outlet pipe of the tower A and the oxygen outlet pipe of the tower B.
7. The oxygen generating main machine according to any one of claims 1 to 6, wherein the a tower and the B tower are respectively arranged at two sides of the oxygen buffer tank, and the a tower, the B tower and the oxygen buffer tank are three independent cavities, and the a tower, the B tower and the oxygen buffer tank are integrally formed.
8. The oxygen-generating main machine according to claim 7, wherein the upper parts of the tower A and the tower B are respectively provided with a molecular sieve upper baffle assembly, the lower parts are respectively provided with a molecular sieve lower baffle assembly, and the molecular sieve is positioned between the molecular sieve upper baffle assembly and the molecular sieve lower baffle assembly.
9. The oxygen-generating host machine of claim 7 wherein a spring is disposed between the molecular sieve upper baffle assembly and the upper end cap.
10. The oxygen-generating main machine as set forth in claim 7, wherein the upper end cover and the lower end cover are provided with gas flow passages corresponding to the positions of the chambers of the tower a and the tower B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322739488.7U CN220939876U (en) | 2023-10-12 | 2023-10-12 | Oxygen-making host |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322739488.7U CN220939876U (en) | 2023-10-12 | 2023-10-12 | Oxygen-making host |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220939876U true CN220939876U (en) | 2024-05-14 |
Family
ID=90975870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322739488.7U Active CN220939876U (en) | 2023-10-12 | 2023-10-12 | Oxygen-making host |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220939876U (en) |
-
2023
- 2023-10-12 CN CN202322739488.7U patent/CN220939876U/en active Active
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