CN215667149U - Molecular sieve type oxygen generator with hollow fiber membrane - Google Patents
Molecular sieve type oxygen generator with hollow fiber membrane Download PDFInfo
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- CN215667149U CN215667149U CN202121959817.3U CN202121959817U CN215667149U CN 215667149 U CN215667149 U CN 215667149U CN 202121959817 U CN202121959817 U CN 202121959817U CN 215667149 U CN215667149 U CN 215667149U
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- hollow fiber
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- oxygen generator
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Abstract
The utility model discloses a molecular sieve type oxygen generator with a hollow fiber membrane, which comprises a box body, wherein an air inlet is formed in one side of the box body, a grid is arranged at the air inlet, a dustproof cover is arranged on the outer side of the grid in a sliding manner, an electromagnetic valve is arranged in the air inlet, the air inlet is connected with a dust removal structure through an inward pipeline, the dust removal structure is connected with a compressor, the compressor is connected with a dual oxygen generation structure consisting of a molecular sieve tube and a hollow fiber membrane tube, the dual oxygen generation structure is connected with a humidifier, the humidifier is connected with a water bottle and a flowmeter, a water level probe is arranged in the water bottle, an observation port is vertically reserved on the wall of the box body on one side of the water bottle, an air outlet tube with a one-way valve is connected to the downstream of the flowmeter, a containing chamber is arranged on one side of the box body where the air outlet tube is located, a display screen, an alarm lamp and an alarm bell are arranged on the surface of the box body, and a box door is arranged on the back surface. The utility model can further improve the oxygen production purity and cleanliness of the existing molecular sieve type oxygen generator, and the utility model has convenient storage, good tightness and difficult pollution.
Description
Technical Field
The utility model belongs to the technical field of oxygen generation, and particularly relates to a molecular sieve type oxygen generator with a hollow fiber membrane.
Background
The oxygen generator on the market generally adopts a molecular sieve pressure swing adsorption method to generate oxygen, namely, the characteristic that zeolite molecular sieves have different adsorption capacities on nitrogen under different pressures is utilized, the molecular sieves adsorb the nitrogen in the air through pressurization so as to enrich the oxygen, and the molecular sieves release the adsorbed nitrogen under normal pressure after being used.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problems, the utility model provides a molecular sieve type oxygen generator with a hollow fiber membrane, wherein the polyimide hollow fiber membrane is additionally arranged in an oxygen generation structure to further absorb nitrogen and permeate and absorb moisture and carbon dioxide in the air, and is used as an ultrafiltration membrane to filter extremely tiny impurities such as pathogens and the like to further enrich and purify oxygen.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a molecular sieve formula oxygenerator with hollow fiber membrane, the power distribution box comprises a box body, box one side sets up the air inlet, the inside solenoid valve that sets up of air inlet, the solenoid valve is closed and is prevented the air admission when idle, the air inlet is inwards through pipe connection dust removal structure, dust removal structure low reaches are connected the compressor, dual oxygen making structure is connected in compressor low reaches, the humidifier is connected in dual oxygen making structure low reaches, the water-jug is connected to the humidifier, the vertical viewing aperture that leaves of water-jug one side box body wall for liquid level in the understanding water-jug directly perceived, the flowmeter is connected in humidifier low reaches, the outlet duct is connected in flowmeter low reaches, set up the check valve on the outlet duct and prevent the air suck-back, the box top sets up the handle, and the box below sets up the universal wheel oxygenerator shift position of being convenient for.
Preferably, the dual oxygen generation structure comprises a molecular sieve tube and a polyimide hollow fiber membrane tube which are connected in series, a large number of hollow fiber membranes in the hollow fiber membrane tube are parallelly bundled and tightly arranged, the tail end of the hollow fiber membranes is sealed, the molecular sieve tube adsorbs nitrogen in the air, and the hollow fiber membranes absorb nitrogen, moisture and carbon dioxide and can be used as ultrafiltration membranes to filter out fine impurities such as pathogens in the air.
Preferably, the dust removal structure comprises filter cotton and an activated carbon box, and the filter cotton and the activated carbon box preliminarily purify air entering the device.
Preferably, the front surface of the box body is provided with a touch display screen for controlling and displaying the working state, an alarm lamp and an alarm bell are arranged for alarming abnormity, and the back surface of the box body is provided with a box door for conveniently overhauling and replacing parts.
Preferably, air inlet department sets up the net bars, prevents that great foreign matter from getting into, the net bars both sides set up the slide rail, slide in the slide rail and set up the shield, the shield is closed when idle and is prevented that the dust from falling into the air inlet.
Preferably, a water level probe is arranged in the water bottle and used for monitoring the residual water amount in the water bottle, signals are transmitted to the controller and displayed on the display screen, and when humidification is needed and the water bottle is empty of water, the processor controls the alarm to ring and the alarm lamp to flash to give an alarm.
Preferably, a pressure sensor is arranged in the upstream pipeline of the compressor, and when the negative pressure is large, the display screen, the alarm bell and the alarm lamp give an alarm to prompt that the dust cover is not opened or the air inlet is blocked.
Preferably, one side of the box body is provided with a containing chamber, the air outlet pipe is contained in the containing chamber when the air outlet pipe is idle, the containing chamber is provided with a containing door, and an outlet pipe opening for the air outlet pipe to pass through is reserved on the containing door.
Compared with the prior art, the utility model has the beneficial effects that:
1. the polyimide hollow fiber membrane material is additionally arranged to absorb nitrogen, moisture and carbon dioxide so as to further enrich oxygen, and the polyimide hollow fiber membrane material can be used as an ultrafiltration membrane to filter out extremely-micro impurities such as pathogens carried in air and purify oxygen;
2. the one-way valve is arranged on the air outlet pipe, the electromagnetic valve is arranged in the pipeline of the air inlet, the dustproof cover is arranged on the outer side of the air inlet, and the one-way valve is closed when the one-way valve is idle so as to prevent the interior of the oxygen generator from being polluted by impurities such as dust and the like and further influence the oxygen generation effect and the service life of internal elements;
3. one side of the utility model is provided with a containing chamber for containing and protecting the rubber air outlet pipe, so that the air outlet pipe is prevented from being damaged, and the oxygen generator is convenient to contain and place.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic diagram of an internal structure of an embodiment of the present invention;
FIG. 3 is a schematic diagram of the internal structure of the second embodiment of the present invention;
FIG. 4 is a rear view of the present invention;
FIG. 5 is a side view of the present invention;
fig. 6 is a schematic view of another state of fig. 5.
Description of reference numerals:
1, a box body; 2, displaying a screen; 3, a controller; 4, alarm bell; 5, walking wheels; 6 an alarm light; 7 a handle; 8, an air inlet; 9, a solenoid valve; 10, filtering cotton; 11 an activated carbon cartridge; 12 a baroreceptor; 13 a compressor; 14 molecular sieve tube; 15 hollow fiber membrane tubes; 16 water bottles; 17 water level probe; 18 a humidifier; 19 a flow meter; 20 a box door; 21, a pipe outlet; 22 a storage door; 23 a viewing port; 24 a dust cap; 25, an air outlet pipe; 26 a mesh grid; 27 a one-way valve; 28 house the chambers.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. 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.
Example one
Like fig. 1, 2, 4, 5, 6, a molecular sieve formula oxygenerator with hollow fiber membrane, including box 1, 1 one side of box sets up air inlet 8, the inside solenoid valve 9 that sets up of air inlet 8, air inlet 8 is inwards through pipe connection dust removal structure, compressor 13 is connected to dust removal structure low reaches, dual system oxygen structure is connected to compressor 13 low reaches, humidifier 18 is connected to dual system oxygen structure low reaches, water-jug 16 and flowmeter 19 are connected to humidifier 18, the vertical viewing aperture 23 that leaves of 16 one side box walls of water-jug, flowmeter 19 low reaches are connected the outlet duct 25, set up check valve 27 on the outlet duct 25.
The molecular sieve tube 14 in the double oxygen generation structure is arranged at the upstream, and the hollow fiber membrane tube 15 is arranged at the downstream.
The dust removal structure comprises filter cotton 10 and an activated carbon box 11.
A water level probe 17 is arranged in the water bottle 16.
A pressure sensor is provided upstream of the compressor 13.
A containing chamber 28 is arranged on one side of the box body 1, a containing door 22 is arranged on the containing chamber 28, and a pipe outlet 21 is reserved on the containing door 22.
A mesh grid 26 is arranged at the air inlet 8, slide rails are arranged on two sides of the mesh grid 26, and a dust cover 24 is arranged in the slide rails in a sliding mode.
The surface of the box body 1 is provided with a display screen 2, an alarm lamp 6 and an alarm bell 4, and the back is provided with a box door 20.
The electromagnetic valve 9, the flowmeter 19, the display screen 2, the alarm lamp 6, the alarm bell 4, the compressor 13, the humidifier 18, the water level probe 17 and the pressure sensor are all in control connection with the controller 3.
A lifting handle is fixedly arranged above the box body 1, and walking wheels 5 are arranged below the box body.
The utility model comprises the following steps:
s1, holding a handle 7 by hand, pulling the oxygen generator to a use position, electrifying, sliding to open a dustproof cover 24, opening a storage door 22, taking out an air outlet pipe 25, closing the storage door 22, and enabling the air outlet pipe 25 to penetrate through an opening;
s2, starting the oxygen generator, operating a compressor 13, enabling air to flow through an air inlet 8, a filter cotton 10, an activated carbon box 11, the compressor 13, a molecular sieve tube 14, a hollow fiber membrane tube 15, a humidifier 18, a flowmeter 19 and an air outlet pipe 25, primarily dedusting the air by the filter cotton 10 and the activated carbon box 11, adsorbing nitrogen by a zeolite molecular sieve in the molecular sieve tube 14, further absorbing nitrogen by a polyimide hollow fiber membrane in the hollow fiber membrane tube 15, absorbing moisture and carbon dioxide, serving as an ultrafiltration membrane to filter pathogens and other micro-impurities, and outputting high-purity clean oxygen from the air outlet pipe 25;
s3, when oxygen needs to be humidified, a humidifying function is started, the humidifier 18 works to humidify the oxygen passing through the humidifier, a user can observe the water level in the water bottle from the observation port 23 or observe the water level measured by the water level probe 17 through the display screen 2, and if no water exists in the water bottle 16, an alarm is triggered;
s4, the pressure sensor 12 measures the pressure of air in an upstream pipeline of the compressor 13 in real time, and when the pressure is too high, the controller 3 commands the display screen 2, the alarm bell 4 and the alarm lamp 6 to give an alarm to prompt the condition of the air inlet 8 to be checked.
Example two
Referring to fig. 1, 3, 4, 5 and 6, a molecular sieve type oxygen generator with hollow fiber membranes is constructed in the same way as the first embodiment, and in particular, in the double oxygen generation structure, a hollow fiber membrane tube 15 is arranged at the upstream and a molecular sieve tube 14 is arranged at the downstream.
The utility model comprises the following steps:
s1, holding a handle 7 by hand, pulling the oxygen generator to a use position, electrifying, sliding to open a dustproof cover 24, opening a storage door 22, taking out an air outlet pipe 25, closing the storage door 22, and enabling the air outlet pipe 25 to penetrate through an opening;
s2, starting the oxygen generator, operating a compressor 13, enabling air to flow through an air inlet 8, a filter cotton 10, an activated carbon box 11, the compressor 13, a hollow fiber membrane tube 15, a molecular sieve tube 14, a humidifier 18, a flowmeter 19 and an air outlet tube 25, carrying out preliminary dust removal on the air by the filter cotton 10 and the activated carbon box 11, absorbing nitrogen, moisture and carbon dioxide by a polyimide hollow fiber membrane in the hollow fiber membrane tube 15, serving as an ultrafiltration membrane to filter extremely-micro impurities such as pathogens and the like, further adsorbing the nitrogen by a zeolite molecular sieve in the molecular sieve tube 14, and outputting high-purity clean oxygen from the air outlet tube 25;
s3, when oxygen needs to be humidified, a humidifying function is started, the humidifier 18 works to humidify the oxygen passing through the humidifier, a user can observe the water level in the water bottle from the observation port 23 or observe the water level measured by the water level probe 17 through the display screen 2, and if no water exists in the water bottle 16, an alarm is triggered;
s4, the pressure sensor 12 measures the pressure of air in an upstream pipeline of the compressor 13 in real time, and when the pressure is too high, the controller 3 commands the display screen 2, the alarm bell 4 and the alarm lamp 6 to give an alarm to prompt the condition of the air inlet 8 to be checked.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the above embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. The utility model provides a molecular sieve formula oxygenerator with hollow fiber membrane, includes the box, its characterized in that: the utility model discloses a refrigerator, including box, air inlet, dust removal structure, compressor, humidifier, water-jug and flowmeter, box one side sets up the air inlet, the inside solenoid valve that sets up of air inlet, the air inlet is inwards through pipe connection dust removal structure, the compressor is connected to dust removal structure low reaches, dual system oxygen structure is connected to compressor low reaches, dual system oxygen structure low reaches are connected the humidifier, water-jug and flowmeter are connected to the humidifier, the vertical viewing aperture that leaves of box wall in water-jug one side, the outlet duct is connected to flowmeter low reaches, set up the check valve on the outlet duct.
2. The molecular sieve type oxygen generator with hollow fiber membranes as claimed in claim 1, wherein: the dual oxygen generation structure comprises a molecular sieve tube and a hollow fiber membrane tube.
3. The molecular sieve type oxygen generator with hollow fiber membranes as claimed in claim 1, wherein: the dust removal structure comprises filter cotton and an activated carbon box.
4. The molecular sieve type oxygen generator with hollow fiber membranes as claimed in claim 1, wherein: a water level probe is arranged in the water bottle.
5. The molecular sieve type oxygen generator with hollow fiber membranes as claimed in claim 1, wherein: a pressure sensor is arranged upstream of the compressor.
6. The molecular sieve type oxygen generator with hollow fiber membranes as claimed in claim 1, wherein: one side of the box body is provided with a containing chamber, the containing chamber is provided with a containing door, and a pipe outlet is reserved on the containing door.
7. The molecular sieve type oxygen generator with hollow fiber membranes as claimed in claim 1, wherein: the air inlet is provided with a mesh grid, two sides of the mesh grid are provided with slide rails, and the slide rails are internally provided with dust covers in a sliding manner.
8. The molecular sieve type oxygen generator with hollow fiber membranes as claimed in claim 1, wherein: the surface of the box body is provided with a display screen, an alarm lamp and an alarm bell, and the back surface of the box body is provided with a box door.
9. A molecular sieve oxygen generator with hollow fiber membranes according to claim 4 or 5 or 8, characterized in that: the electromagnetic valve, the flowmeter, the display screen, the alarm lamp, the alarm bell, the compressor, the humidifier, the water level probe and the pressure sensor are all in control connection with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121959817.3U CN215667149U (en) | 2021-08-19 | 2021-08-19 | Molecular sieve type oxygen generator with hollow fiber membrane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121959817.3U CN215667149U (en) | 2021-08-19 | 2021-08-19 | Molecular sieve type oxygen generator with hollow fiber membrane |
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| CN215667149U true CN215667149U (en) | 2022-01-28 |
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| CN202121959817.3U Active CN215667149U (en) | 2021-08-19 | 2021-08-19 | Molecular sieve type oxygen generator with hollow fiber membrane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114748976A (en) * | 2022-05-09 | 2022-07-15 | 湖南捷工医疗科技有限公司 | Medical oxygen generator with self-cleaning active carbon adsorption layer |
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2021
- 2021-08-19 CN CN202121959817.3U patent/CN215667149U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114748976A (en) * | 2022-05-09 | 2022-07-15 | 湖南捷工医疗科技有限公司 | Medical oxygen generator with self-cleaning active carbon adsorption layer |
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