CN216295709U - Adsorption barrel for separating nitrogen and oxygen - Google Patents
Adsorption barrel for separating nitrogen and oxygen Download PDFInfo
- Publication number
- CN216295709U CN216295709U CN202122797961.8U CN202122797961U CN216295709U CN 216295709 U CN216295709 U CN 216295709U CN 202122797961 U CN202122797961 U CN 202122797961U CN 216295709 U CN216295709 U CN 216295709U
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- Prior art keywords
- oxygen
- adsorption
- membrane
- nitrogen
- adsorption barrel
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 68
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 239000001301 oxygen Substances 0.000 title claims abstract description 46
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 46
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 45
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 31
- 239000012528 membrane Substances 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 239000007789 gas Substances 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 12
- 238000009792 diffusion process Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 238000003860 storage Methods 0.000 abstract description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000618 nitrogen fertilizer Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The utility model discloses an adsorption barrel for separating nitrogen and oxygen, which relates to the field of air separation and comprises an adsorption barrel, wherein an outer ring is arranged on the outer surface of the adsorption barrel, a hydraulic cylinder is arranged at the top of the outer ring, an electromagnetic valve is arranged at one side of the hydraulic cylinder at the top of the outer ring, a permeable membrane is arranged inside the adsorption barrel through a membrane plate, the permeable membrane is distributed in the membrane plate in a multi-layer manner, a sealing plate is arranged at the top of the membrane plate, the ejection end of the hydraulic cylinder penetrates through the adsorption barrel and is connected with the sealing plate, and a pressure gauge is arranged on the outer surface of the adsorption barrel. The utility model arranges a plurality of layers of permeable membranes in the adsorption barrel through the membrane plates, and utilizes the principle that the molecular volume of oxygen is smaller than that of nitrogen molecules, so that the diffusion rate of oxygen in the permeable membranes is greater than that of nitrogen, thus when air is introduced into one side of the membrane, oxygen-enriched air can be obtained from the other side, nitrogen can be obtained from the same side, and thus, the separation installation and storage can be carried out.
Description
Technical Field
The utility model relates to the field of air separation, in particular to an adsorption barrel for separating nitrogen and oxygen.
Background
The air separation device is a set of industrial equipment used for separating each component gas in the air and respectively producing oxygen, nitrogen, argon and other gases of air components, the most common air separation method is low-temperature rectification separation, the low-temperature separation method changes the air into liquid state by a compression cycle deep freezing method, and the air is gradually separated from the liquid air to produce inert gases such as oxygen, nitrogen, argon and the like according to different boiling points by low-temperature rectification, so that the air separation device is widely applied to the fields of traditional metallurgy, novel coal chemical industry, large nitrogen fertilizer, professional gas supply and the like.
More and more manufacturers produce high-purity oxygen in the prior air separation device technology, but the demand for common oxygen is still very large, and in order to solve the demand for common gas, some manufacturers can discharge collected nitrogen gas flow into the air when collecting oxygen, so that waste is caused.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims to provide an adsorption barrel for separating nitrogen and oxygen, so as to solve the technical problems that more and more manufacturers produce high-purity oxygen in the prior art, but the demand for common oxygen is still great, and in order to solve the demand for common gas, some manufacturers can discharge collected nitrogen flow into air when collecting oxygen, which causes waste.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an adsorb bucket for separating nitrogen gas and oxygen, includes and adsorbs the bucket, the surface that adsorbs the bucket is provided with the outer loop, the top of outer loop is provided with the pneumatic cylinder, one side that the top of outer loop is located the pneumatic cylinder is provided with the solenoid valve, the inside of adsorbing the bucket is provided with through the lamina membranacea and passes through the membrane, it is multilayer distribution in the lamina membranacea to pass through the membrane, the top of lamina membranacea is provided with the closing plate, the ejecting end of pneumatic cylinder link up adsorbs the bucket and connects in the closing plate, the surface that adsorbs the bucket is provided with the manometer.
Through adopting above-mentioned technical scheme, be provided with the multilayer through the lamina membranacea through the inside at the adsorption bucket, utilize the principle that the molecular volume of oxygen is less than the volume of nitrogen gas molecule, therefore oxygen is greater than nitrogen gas at the diffusion rate who passes through the membrane, like this, when the air lets in one side of membrane, just can obtain the oxygen-enriched air at the opposite side, obtains nitrogen gas with one side.
The utility model is further arranged that the outer surface of the adsorption barrel is provided with a pair of outlet valves.
By adopting the technical scheme, the nitrogen and the oxygen can be extracted separately during extraction.
The utility model is further arranged in such a way that the bottom of the adsorption barrel is connected with a gas flow box through a condensing pipe, and the gas flow box is connected with the condensing box through the condensing pipe.
Through adopting above-mentioned technical scheme, make the condensing box carry out cooling treatment to the air, because the boiling point of oxygen and nitrogen gas is different therefore makes preparation for the separation.
The utility model is further provided that the condenser tank is connected to the filter tank through a pipeline, the filter tank is connected to the pressurizing tank through a pipeline, and the pressurizing tank is connected to the air absorber through a pipeline.
Through adopting above-mentioned technical scheme, take out the magazine to handle the air of collecting to ensure the purity of air.
The utility model is further provided that the pipelines are all provided with valves.
Through adopting above-mentioned technical scheme, make the junction control through the valve.
The utility model is further provided that the top of the sealing plate is provided with a sealing ring, and the sealing ring is attached to the shape of the sealing plate.
Through adopting above-mentioned technical scheme, make the leakproofness of closing plate increase and be more convenient for to the save of oxygen.
In summary, the utility model mainly has the following beneficial effects:
1. according to the utility model, the multilayer permeable membranes are arranged in the adsorption barrel through the membrane plates, and the principle that the molecular volume of oxygen is smaller than that of nitrogen molecules is utilized, so that the diffusion rate of oxygen in the permeable membranes is greater than that of nitrogen, thus when air is introduced into one side of the membrane, oxygen-enriched air can be obtained from the other side, nitrogen can be obtained from the same side, and thus, the separation installation and storage can be carried out;
2. the outer ring of the adsorption barrel is provided with a plurality of groups of hydraulic cylinders controlled by the electromagnetic valve, so that the adsorption barrel is automated, manual control is not needed, the sealing plate in the adsorption barrel is controlled by the hydraulic cylinders, and the top of the membrane plate is sealed by the sealing plate, so that the purity of oxygen is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an exploded view of the adsorption bucket of the present invention;
FIG. 4 is a schematic view of the internal structure of the adsorption bucket of the present invention.
In the figure: 1. an air absorber; 2. a valve; 3. a pressurizing box; 4. a pipeline; 5. a filter box; 6. a condenser tank; 7. a gas flow box; 8. a condenser tube; 9. a hydraulic cylinder; 10. an outlet valve; 11. an adsorption bucket; 12. an electromagnetic valve; 13. an outer ring; 14. a seal ring; 15. a sealing plate; 16. a diaphragm plate; 17. membrane penetration; 18. and a pressure gauge.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
An adsorption bucket for separating nitrogen and oxygen, as shown in figures 1-3, comprises an adsorption bucket 11, an outer ring 13 is arranged on the outer surface of the adsorption bucket 11, a hydraulic cylinder 9 is arranged on the top of the outer ring 13, an electromagnetic valve 12 is arranged on one side of the hydraulic cylinder 9 on the top of the outer ring 13, a plurality of groups of hydraulic cylinders 9 controlled by the electromagnetic valve 12 are automated, so that manual control is not needed, a permeable membrane 17 is arranged in the adsorption bucket 11 through a membrane plate 16, and the diffusion rate of oxygen in the permeable membrane 17 is greater than that of nitrogen by utilizing the principle that the molecular volume of oxygen is smaller than that of nitrogen molecules, so that when air is introduced into one side of the membrane, oxygen-enriched air can be obtained on the other side, nitrogen is obtained on the same side, the permeable membrane 17 is distributed in multiple layers in the membrane plate 16, a sealing plate 15 is arranged on the top of the membrane plate 16, and the sealing plate 15 seals the top of the membrane plate 16, thereby ensuring the purity of oxygen, the ejection end of the hydraulic cylinder 9 penetrates through the adsorption barrel 11 and is connected with a sealing plate 15, and a pressure gauge 18 is arranged on the outer surface of the adsorption barrel 11.
Referring to fig. 1 to 3, an outlet valve 10 is disposed on an outer surface of an adsorption barrel 11, and the outlet valve 10 is designed in a pair, so that nitrogen and oxygen can be separately extracted during extraction.
Referring to fig. 1-2, the bottom of the adsorption bucket 11 is connected to a gas flow box 7 through a condenser pipe 8, the gas flow box 7 is connected to a condenser 6 through the condenser pipe 8, so that the condenser 6 cools the air, and the oxygen and the nitrogen have different boiling points and are prepared for separation
Referring to fig. 1-2, the condensing tank 6 is connected to the filtering tank 5 through the pipe 4, the filtering tank 5 is connected to the pressurizing tank 3 through the pipe 4, and the pressurizing tank 3 is connected to the air absorber 1 through the pipe 4, so that the collected air is taken out for the treatment of the impurities, thereby ensuring the purity of the air.
Referring to fig. 1-2, the pipes 4 are provided with valves 2, so that the joints are controlled by the valves 2.
Referring to fig. 2-3, a sealing ring 14 is mounted on the top of the sealing plate 15, and the sealing ring 14 is attached to the sealing plate 15, so that the sealing performance of the sealing plate 15 is improved and oxygen can be stored more conveniently.
The working principle of the utility model is as follows: the air absorber 1 absorbs air, the air flows into the pressurizing box 3 through the pipeline 4 to pressurize the air, then the valve 2 is opened to enable the pressurized air to enter the filter box 5, the air is subjected to impurity treatment through the filter box 5 and enters the condensing box 6 through the pipeline 4 to enable the condensing box 6 to cool the air, the nitrogen and the oxygen have different boiling points, so that later-stage collection is facilitated, then the air enters the gas flow velocity box 7 through the condensing pipe 8 to be accelerated, so that the gas has velocity when entering the adsorption barrel 11, the gas rises upwards when entering the adsorption barrel 11 and is filtered through the permeable membrane 17, the permeable membrane 17 is provided with a plurality of small holes, the molecular volume of the oxygen is smaller than that of nitrogen molecules, so that the diffusion velocity of the oxygen in the permeable membrane 17 is greater than that of the nitrogen, when the air is introduced into one side of the membrane, oxygen-enriched air can be obtained on the other side, the nitrogen is obtained at the same side, the pressure value of the oxygen in the adsorption barrel 11 is observed through the pressure gauge 18, and the electromagnetic valve 12 is used for controlling the hydraulic cylinder 9 to close the sealing plate 15 in the adsorption barrel 11 to finish the collection.
Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.
Claims (6)
1. An adsorption bucket for separating nitrogen and oxygen, includes an adsorption bucket (11), its characterized in that: the surface of adsorption bucket (11) is provided with outer ring (13), the top of outer ring (13) is provided with pneumatic cylinder (9), one side that the top of outer ring (13) is located pneumatic cylinder (9) is provided with solenoid valve (12), the inside of adsorption bucket (11) is provided with through membrane (17) through diaphragm (16), it is multilayer distribution in diaphragm (16) to pass through membrane (17), the top of diaphragm (16) is provided with closing plate (15), the ejecting end of pneumatic cylinder (9) link up adsorption bucket (11) and connect in closing plate (15), the surface of adsorption bucket (11) is provided with manometer (18).
2. An adsorption vat for separating nitrogen and oxygen as claimed in claim 1, wherein: the outer surface of the adsorption barrel (11) is provided with an outlet valve (10), and the outlet valve (10) is of a pair of designs.
3. An adsorption vat for separating nitrogen and oxygen as claimed in claim 1, wherein: the bottom of the adsorption barrel (11) is connected with a gas flow box (7) through a condensing pipe (8), and the gas flow box (7) is connected with a condensing box (6) through the condensing pipe (8).
4. An adsorption vat for separating nitrogen and oxygen as claimed in claim 3, wherein: the condenser box (6) is connected with the filter box (5) through a pipeline (4), the filter box (5) is connected with the pressurizing box (3) through the pipeline (4), and the pressurizing box (3) is connected with the air absorption machine (1) through the pipeline (4).
5. An adsorption vat for separating nitrogen and oxygen as claimed in claim 4, wherein: the pipeline (4) is provided with valves (2).
6. An adsorption vat for separating nitrogen and oxygen as claimed in claim 1, wherein: sealing washer (14) are installed at the top of closing plate (15), sealing washer (14) are laminated in closing plate (15) appearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797961.8U CN216295709U (en) | 2021-11-16 | 2021-11-16 | Adsorption barrel for separating nitrogen and oxygen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122797961.8U CN216295709U (en) | 2021-11-16 | 2021-11-16 | Adsorption barrel for separating nitrogen and oxygen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216295709U true CN216295709U (en) | 2022-04-15 |
Family
ID=81120660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122797961.8U Active CN216295709U (en) | 2021-11-16 | 2021-11-16 | Adsorption barrel for separating nitrogen and oxygen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216295709U (en) |
-
2021
- 2021-11-16 CN CN202122797961.8U patent/CN216295709U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An adsorption bucket for separating nitrogen and oxygen Granted publication date: 20220415 Pledgee: Tonglu branch of China Postal Savings Bank Limited by Share Ltd. Pledgor: Yingtong (Hangzhou) pressure vessel Co.,Ltd. Registration number: Y2024330000011 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |