CN210559376U - Oxygen-nitrogen separation device with alternative adsorption - Google Patents
Oxygen-nitrogen separation device with alternative adsorption Download PDFInfo
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- CN210559376U CN210559376U CN201921302420.XU CN201921302420U CN210559376U CN 210559376 U CN210559376 U CN 210559376U CN 201921302420 U CN201921302420 U CN 201921302420U CN 210559376 U CN210559376 U CN 210559376U
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- air compressor
- nitrogen
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- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses an alternative absorption oxygen-nitrogen separation device, which comprises an airflow controller, an oxygen air compressor and a nitrogen-rich air compressor, the air flow controller, the oxygen air compressor and the nitrogen-enriched air compressor are connected in parallel with a plurality of groups of magnetic separation devices, the magnetic separation device comprises an adsorption shell, magnetic steel wool, an electromagnet and adsorption particles, wherein two ends of the adsorption shell are respectively connected with an airflow controller, an oxygen air compressor and a nitrogen-enriched air compressor, the magnetic steel wool is arranged on the inner wall of the adsorption shell, the adsorption particles are arranged in the adsorption shell, the electromagnetic valves are arranged among the airflow controller, the oxygen air compressor, the nitrogen-rich air compressor and the magnetic separation devices, and the electromagnetic valves among the electromagnetic separation devices and the oxygen air compressor and the nitrogen-rich air compressor are opened and closed alternately. The utility model discloses a magnetic conduction steel wool and adsorption particle increase oxygen adsorption's volume and increase the output of oxygen-enriched air.
Description
Technical Field
The utility model relates to a gas separation device, more specifically the oxygen nitrogen separator that relates to an alternating absorption that says so.
Background
The oxygen-enriched air is widely used in industry and daily life, and the oxygen-enriched air replaces ordinary air in industrial production, so that the energy consumption in the production process can be obviously reduced, the cost is saved, and simultaneously, the product quality can be improved, and compared with a high-pressure gas cylinder which adopts a high-pressure gas cylinder as an oxygen-enriched source through directly separating air in medical treatment, the oxygen-enriched air is safer
In the existing device and method for preparing oxygen-enriched air, the magnetic method adsorption separation method which takes the basic principle that oxygen in air comprises paramagnetism and nitrogen comprises diamagnetism as the most promising prospect has the advantages that when the air flows in a gradient magnetic field, the magnetization directions of the oxygen and the nitrogen are opposite and the magnitude of the magnetization is greatly different, so that the magnetic method separation of the air to obtain the oxygen-enriched air becomes possible, but the existing device and method for preparing the oxygen-enriched air by the magnetic method have the problems of low oxygen-enriched concentration, small treatment capacity, difficulty in continuously obtaining the oxygen-enriched air and the like, so that how to improve and improve the existing magnetic method oxygen-enriched technology is an urgent problem to be solved.
SUMMERY OF THE UTILITY MODEL
To the deficiency of the prior art, the utility model provides a
In order to achieve the above purpose, the utility model provides a following technical scheme:
an alternating adsorption oxygen-nitrogen separation device comprises an airflow controller, an oxygen air compressor and a nitrogen-rich air compressor, the air flow controller, the oxygen air compressor and the nitrogen-enriched air compressor are connected in parallel with a plurality of groups of magnetic separation devices, the magnetic separation device comprises an adsorption shell, a plurality of magnetic steel wool, an electromagnet and adsorption particles, wherein two ends of the adsorption shell are respectively connected with an airflow controller, an oxygen air compressor and a nitrogen-enriched air compressor, the magnetic steel wool is arranged on the inner wall of the adsorption shell, the adsorption particles are arranged in the adsorption shell, the electromagnetic valves are arranged among the airflow controller, the oxygen air compressor, the nitrogen-rich air compressor and the magnetic separation devices, and the electromagnetic valves among the electromagnetic separation devices and the oxygen air compressor and the nitrogen-rich air compressor are opened and closed alternately.
Through the technical scheme, the utility model discloses magnetic conduction steel wool magnetic conductivity is high, and the magnetic field is concentrated in the steel wool, leaves steel wool surface magnetic field and attenuates rapidly along with the distance, forms very high magnetic field gradient, produces very strong suction to magnetic particle, makes the adsorption particle adsorb the area of contact who adsorbs steel wool and air with the increase on the magnetic conduction steel wool, increases the adsorption capacity that the single adsorbs oxygen, and then the solenoid valve opens and shuts in turn and realizes the continuous production of oxygen-enriched air to this total production volume that increases the oxygen-enriched air.
Preferably, the inside isolation sieve section of thick bamboo that is provided with of absorption casing, be provided with a plurality of sieve meshes on the isolation sieve section of thick bamboo, the adsorption granules sets up between isolation sieve section of thick bamboo and absorption casing.
Through above-mentioned technical scheme, the setting of keeping apart a sieve section of thick bamboo can keep apart adsorbed particle and air channel, avoids the adsorbed particle to move to oxygen air compressor and rich nitrogen air compressor along with the air current in, avoids the adsorbed particle to run off.
Preferably, a plurality of isolation grids are arranged between the isolation screen cylinder and the inner wall of the adsorption shell, and a plurality of screen holes are also formed in the isolation grids.
Through above-mentioned technical scheme, the setting of isolation grid can avoid the adsorption particle to concentrate on the absorption casing bottom under the effect of self gravity.
Preferably, the isolation screen cylinder is made of a non-magnetic material.
Through the technical scheme, the isolating screen cylinder made of the non-magnetic conductive material can avoid the isolating screen cylinder from interfering the magnetic field gradient generated by the magnetic conductive steel wool.
Preferably, the adsorption particles are made of magnetic conductive materials, and a plurality of flow guide channels are arranged on the adsorption particles.
Through the technical scheme, the flow guide channels on the adsorption particles can further increase the adsorption capacity of oxygen.
Preferably, the electromagnet comprises an excitation coil and a magnetic pole, the excitation coil is formed by winding a flat copper wire or a rectangular copper pipe, and the magnetic pole is formed by winding an upper cylindrical industrial pure iron and a lower cylindrical industrial pure iron.
In summary, the following steps:
the utility model connects the air flow controller inlet to the atmosphere, and the upper magnetic separator is powered on and the lower magnetic separator is powered off to ensure that the upper magnetic separator works, simultaneously, corresponding electromagnetic valves are opened and closed, when air enters the upper magnetic separator through the electromagnetic valves, oxygen in the air is absorbed by the steel wool, the nitrogen-rich air is collected by a nitrogen-rich air compressor after the nitrogen-rich air is far away from the magnetic field, the upper magnetic separator stops working when the oxygen is absorbed and saturated by the steel wool, the upper magnetic separator is powered off, the oxygen enrichment is collected by the oxygen enrichment air compressor by opening and closing individual electromagnetic valves, the lower magnetic separator is electrified, then the corresponding electromagnetic valves are opened and closed, the nitrogen enrichment is collected by the nitrogen enrichment air compressor, the oxygen enrichment is collected by the oxygen enrichment air compressor after the lower magnetic separator is powered off, the process is carried out alternately, so that the problem that the oxygen-enriched product cannot be obtained by an adsorption enrichment method is solved, and the device for preparing the oxygen-enriched air is more reliable and efficient.
Drawings
FIG. 1 is a schematic view of the nitrogen-oxygen separation device for alternate adsorption of the present invention;
fig. 2 is a schematic structural diagram of the middle magnetic separation device of the present invention.
Reference numerals: 1. an airflow controller; 2. an oxygen-enriched air compressor; 3. a nitrogen-enriched air compressor; 4. a magnetic separation device; 41. an adsorption housing; 42. magnetic steel wool; 43. an electromagnet; 44. adsorbing the particles; 5. a first electromagnetic valve; 6. a second electromagnetic valve 7 and a third electromagnetic valve; 8. a fourth electromagnetic valve; 9. a fifth electromagnetic valve; 10. a sixth electromagnetic valve; 11. isolating the screen cylinder; 12. an isolation grid.
Detailed Description
Referring to FIG. 1, the embodiment of the alternative adsorption oxygen-nitrogen separation device of the present invention will be further described
Example 1
An alternating adsorption oxygen-nitrogen separation device comprises an airflow controller 1, an oxygen-enriched air compressor 2 and a nitrogen-enriched air compressor 3, wherein the airflow controller 1, the oxygen-enriched air compressor 2 and the nitrogen-enriched air compressor 3 are connected in parallel with a plurality of groups of magnetic separation devices 4, each magnetic separation device 4 comprises an adsorption shell 41, a plurality of magnetic steel bristles 42, an electromagnet 43 and a plurality of magnetic adsorption particles 44, a plurality of flow guide channels are arranged on the adsorption particles 44, two ends of the adsorption shell 41 are respectively connected with the airflow controller 1, the oxygen-enriched air compressor 2 and the nitrogen-enriched air compressor 3, the magnetic steel bristles 42 are arranged on the inner wall of the adsorption shell 41, the adsorption particles 44 are arranged in the adsorption shell 41, the electromagnet 43 surrounds the outer side of the adsorption shell 41, electromagnetic valves are arranged among the airflow controller 1, the oxygen-enriched air compressor 2, the nitrogen-enriched air compressor 3 and the magnetic separation devices 4, the two groups of magnetic separation devices 4 connected in parallel are respectively provided with a first electromagnetic valve 5 and a second electromagnetic valve 6 in front, the oxygen-enriched air compressor 2 and the nitrogen-enriched air compressor 3 are connected behind the two groups of magnetic separation devices 4 in parallel, a third electromagnetic valve 7 and a fourth electromagnetic valve 8 are respectively arranged between the oxygen-enriched air compressor 2 and the two groups of magnetic separation devices 4, a fifth electromagnetic valve 9 and a sixth electromagnetic valve 10 are respectively arranged between the nitrogen-enriched air compressor 3 and the two groups of magnetic separation devices 4, and the electromagnetic valves between the electromagnetic separation devices 4 and the oxygen air compressor 2 and the nitrogen-enriched air compressor 3 are alternately opened and closed.
Further set up as, adsorb inside the isolation sieve section of thick bamboo 11 that is provided with non-magnetic conduction of casing 41, be provided with a plurality of sieve meshes on the isolation sieve section of thick bamboo 11, adsorption particles 44 sets up between isolation sieve section of thick bamboo 11 and adsorption casing 41, it is provided with a plurality of isolation grids 12 to keep apart sieve section of thick bamboo 11 and adsorb between the casing 41 inner wall, also be equipped with a plurality of sieve meshes on the isolation grid 12.
It is further configured that the electromagnet 43 includes an excitation coil and a magnetic pole, the excitation coil is wound by a flat copper wire or a rectangular copper tube, and the magnetic pole is an upper cylindrical industrial pure iron and a lower cylindrical industrial pure iron.
In addition, the nitrogen-oxygen separation devices of the alternative adsorption can be connected in series, and the oxygen-enriched air compressor 2 and the nitrogen-enriched air compressor 3 can be respectively connected with the next-stage separation device and carry out secondary separation on the separated gas.
To sum up, the inlet of the airflow controller 1 is connected with the atmosphere, the magnetic separator above is electrified, the magnetic separator below is powered off, so that the upper magnetic separator works, meanwhile, the first electromagnetic valve 5, the third electromagnetic valve 7 and the fifth electromagnetic valve 9 are opened, the second electromagnetic valve 6, the fourth electromagnetic valve 8 and the sixth electromagnetic valve 10 are closed, when air enters the magnetic separator above through the second electromagnetic valve 6, oxygen in the air is absorbed by the steel wool 42, nitrogen is collected by the nitrogen-enriched air compressor 3 after passing through the fifth electromagnetic valve 9 because of being far away from a magnetic field, oxygen in the magnetic separator below in the previous 5 cycles passes through the third electromagnetic valve 7 and then is collected by the oxygen-enriched air compressor 2 under the action of the oxygen-enriched air compressor 2, when oxygen is absorbed and saturated by the steel wool 42, the upper magnetic separator stops working, the magnetic separator above is powered off, at the moment, the third electromagnetic valve 7 is opened, the fifth electromagnetic valve 9 is, meanwhile, the magnetic separator below is electrified, the electromagnetic valve IV 8 is closed, the electromagnetic valve VI 10 is opened, the nitrogen-rich air is collected by the nitrogen-rich air compressor 3 after passing through the electromagnetic valve VI 10, and the magnetic separator above is electrified to start the next 5-cycle oxygen-rich collection after the magnetic separator below is powered off, so that the steps are alternately carried out.
The above is only the preferred embodiment of the present invention, the protection scope of the present invention is not limited to the above-mentioned embodiments, all belong to the technical solution of the present invention under the thought the protection scope of the present invention should be pointed out, to the ordinary skilled person in the present technical field, without departing from the present invention discloses a plurality of improvements and decorations, these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. An alternate adsorption oxygen-nitrogen separation device comprises an airflow controller, an oxygen air compressor and a nitrogen-rich air compressor, and is characterized in that: the air flow controller and the oxygen air compressor are connected with the nitrogen-enriched air compressor in parallel to form a plurality of groups of magnetic separation devices, each magnetic separation device comprises an adsorption shell, a plurality of magnetic conductive steel bristles, an electromagnet and adsorption particles, the two ends of the adsorption shell are respectively connected with the air flow controller and the oxygen air compressor and the nitrogen-enriched air compressor, the magnetic conductive steel bristles are arranged on the inner wall of the adsorption shell, the adsorption particles are arranged in the adsorption shell, the electromagnet surrounds the adsorption shell, an electromagnetic valve and a plurality of groups of magnetic separation devices are arranged between the air flow controller, the oxygen air compressor, the nitrogen-enriched air compressor and the magnetic separation devices, and the electromagnetic valves between the magnetic separation devices and the oxygen air compressor and the nitrogen-enriched air compressor are alternately opened and closed.
2. An alternating adsorption oxygen-nitrogen separation device according to claim 1, wherein: the inside isolation sieve section of thick bamboo that is provided with of absorption casing, be provided with a plurality of sieve meshes on the isolation sieve section of thick bamboo, the adsorption granules sets up between isolation sieve section of thick bamboo and absorption casing.
3. An alternating adsorption oxygen-nitrogen separation device according to claim 2, wherein: a plurality of isolation grids are arranged between the isolation screen cylinder and the inner wall of the adsorption shell, and a plurality of screen holes are also arranged on the isolation grids.
4. An alternating adsorption oxygen-nitrogen separation device according to claim 2, wherein: the isolation screen drum is made of non-magnetic materials.
5. An alternating adsorption oxygen-nitrogen separation device according to claim 1, wherein: the adsorption particles are made of magnetic materials, and a plurality of flow guide channels are arranged on the adsorption particles.
6. An alternating adsorption oxygen-nitrogen separation device according to claim 1, wherein: the electromagnet comprises an excitation coil and magnetic poles, the excitation coil is formed by winding a flat copper wire or a rectangular copper pipe, and the magnetic poles are upper and lower cylindrical industrial pure irons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921302420.XU CN210559376U (en) | 2019-08-13 | 2019-08-13 | Oxygen-nitrogen separation device with alternative adsorption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921302420.XU CN210559376U (en) | 2019-08-13 | 2019-08-13 | Oxygen-nitrogen separation device with alternative adsorption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210559376U true CN210559376U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921302420.XU Expired - Fee Related CN210559376U (en) | 2019-08-13 | 2019-08-13 | Oxygen-nitrogen separation device with alternative adsorption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210559376U (en) |
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2019
- 2019-08-13 CN CN201921302420.XU patent/CN210559376U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210813 |