CN213231519U - Portable oxygen generator - Google Patents
Portable oxygen generator Download PDFInfo
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- CN213231519U CN213231519U CN202020871112.5U CN202020871112U CN213231519U CN 213231519 U CN213231519 U CN 213231519U CN 202020871112 U CN202020871112 U CN 202020871112U CN 213231519 U CN213231519 U CN 213231519U
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Abstract
The utility model discloses a portable oxygen generator, which comprises a membrane separation component, an air compression component and a control component; the membrane separation component comprises a plurality of layers of hydrogen-rich polymer membranes which are arranged in an overlapping mode, so that the permeation selectivity of oxygen can be improved by 250% compared with the prior art; the air compression assembly comprises an air compression pump and a support frame, a damping elastic piece is arranged between the air compression pump and the support frame, the air compression pump is connected with the hydrogen-rich bond polymer membrane, heat generated by the air compressor can be directly transferred to the hydrogen-rich bond polymer membrane, and oxygen permeation selectivity and oxygen permeation rate are enhanced; the hydrogen-rich bond polymer film air blower is characterized by further comprising an air blower which is tangent to the hydrogen-rich bond polymer film and blows away air with low oxygen concentration on the surface of the film, so that the oxygen concentration on the surface of the film is close to that of the air all the time, and the contact probability of oxygen and the hydrogen-rich bond polymer film can be effectively improved.
Description
Technical Field
The utility model relates to an oxygenerator technical field especially relates to a portable oxygenerator.
Background
Oxygen is one of necessary substances for human beings, and is particularly important in high altitude anoxic areas, the area of the high altitude anoxic area in China exceeds 300 ten thousand square kilometers and occupies about 1/4 of the native area in China, and the oxygen deficiency is a cause of delayed development of tourism industry in the high altitude area in China, for example, Tibet is suitable for tourism in 8 months every year, the peak season of tourism is concentrated in summer, and the oxygen is thin in winter, so that tourists cannot travel. The traditional oxygen supply means can cause serious environmental pollution, plastic bottles and aluminum can bottles are discarded at will after being used, so that the plateau environment in China is seriously polluted, a plurality of treasure animals die due to eating by mistake, the Jufeng Dabenying declaration in 2 months in 2019 is closed indefinitely, and the most main reason is the environmental pollution. The liquid oxygen steel cylinder has certain potential safety hazard due to large mass and large pressure.
The principle of the oxygen generator is to utilize air separation technology, firstly to compress air with high density and then to separate the air by utilizing the difference of each component in the air. The oxygen generator has the concept and technology from abroad, and the oxygen generation principle is that air is absorbed from the surrounding environment and the air is separated into two gases of oxygen and nitrogen through a molecular sieve. At that time, the oxygen generator is very large in size, very heavy, high in noise, high in power consumption and fast in temperature rise. With the progress of science and technology, the oxygen generator is also changed. The popularity of oil-free compressors, the popularity of adsorption tower structures, and the use of integrated circuits have made manufacturers competent to produce smaller, lighter, longer-lived, more efficient oxygen plants. Small volume, light weight, low noise and long continuous working time become important standards for examining the advancement of the household oxygenerator abroad.
Compared with the advanced concept abroad, the development in China is slightly slow, the principle, the science and technology and the knowledge of oxygen therapy of the oxygen generator are not comprehensively popularized, and common consumers can know little about the knowledge, so that some old-fashioned oxygen generators with high noise and heavy volume are still sold in the market. In addition, most companies in the oxygen generation industry position the development direction to oxygen for medical treatment, so the development space of the oxygen market for highland tourism is huge. Except for being applied to highland tourism, company products are applied to the industries of military and civil integration, plateau capital construction, plateau mining, municipal engineering, old-age care, health and the like.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects and the defects of the prior art, the portable oxygen generator comprises a shell and an oxygen generation assembly arranged in the shell, wherein the oxygen generation assembly comprises a membrane separation assembly, an air compression assembly and a control assembly; the shell is provided with an air inlet and an air outlet; the membrane separation component comprises a plurality of layers of hydrogen bond-rich polymer membranes, and the hydrogen bond-rich polymer membranes are superposed; the air compression assembly comprises an air compression pump and a support frame, the air compression pump is arranged on the support frame, the support frame is rigidly connected with the shell, a damping elastic piece is arranged between the air compression pump and the support frame, and the air compression pump is connected with the hydrogen-rich polymer membrane; the hydrogen bond-rich polymer film is arranged on the shell in a tangential way, and a secondary air outlet is arranged on the shell at a position corresponding to the blowing direction of the blower; the blower is connected with the control assembly.
Preferably, the oxygen storage chamber is connected to the membrane separation module and the gas outlet, respectively. Oxygen from the membrane separation module enters the oxygen storage chamber to be temporarily stored and can be released through the gas outlet.
Preferably, an oxygen concentration sensor and an oxygen outlet valve are further arranged between the oxygen storage chamber and the air outlet, the oxygen concentration sensor and the oxygen outlet valve are both connected with the control component, the oxygen concentration sensor is used for showing the current oxygen concentration, and the oxygen outlet valve is used for controlling the release and temporary storage of oxygen in the oxygen storage chamber.
Preferably, the membrane separation assembly further comprises an adsorption drying membrane, wherein the adsorption drying membrane is arranged at the front end of the hydrogen-bond-rich polymer membrane and is used for performing adsorption drying on air entering the hydrogen-bond-rich polymer membrane to prevent the influence of overlarge humidity on the separation effect.
Preferably, the device further comprises a dust removal filter, wherein the dust removal filter is arranged corresponding to the air inlet and is used for collecting dust and purifying the gas to prevent the dust from influencing the subsequent separation process.
Preferably, the damping elastic member is a damping spring, so as to slow down the work vibration of the air compression pump, thereby bringing better experience to users.
Preferably, the air compressor further comprises a battery module, and the battery module is connected with the control assembly, the air compression pump, the oxygen concentration sensor and the blower to supply power to the air compressor. The battery module is a detachable lithium battery.
Preferably, the device further comprises an on-off key, wherein the on-off key is arranged on the shell and is connected with the control component; be equipped with the pilot lamp on the on & off switch, the person of facilitating the use finds the very first time the position of on & off switch, the pilot lamp with battery module electricity is connected.
Compared with the prior art, the utility model adopts the technical proposal, adopts the membrane separation technology, and improves the permeation selectivity of oxygen by 250 percent compared with the prior art by using the hydrogen-rich bond polymer membrane; the air compressor pump is connected with the hydrogen-bond-rich polymer membrane, so that heat generated by the air compressor can be directly transferred to the hydrogen-bond-rich polymer membrane, the oxygen transmission selectivity and the oxygen transmission rate are enhanced, a cooling device in the prior art can be omitted, and the good effects of saving cost and enhancing efficiency are achieved; through be provided with rich hydrogen bond polymer film tangential the air-blower blows away the air of the low oxygen concentration on membrane surface for membrane surface oxygen concentration is close the oxygen concentration of air all the time, can effectively improve oxygen with the probability of rich hydrogen bond polymer film contact.
Drawings
Fig. 1 is a schematic top view of the portable oxygen generator provided by the present invention.
Wherein: 1-air inlet, 2-dust removal filter, 3-air blower, 4-control component, 5-air compression pump, 6-hydrogen-rich bond polymer membrane, 7-oxygen storage chamber, 8-oxygen concentration sensor, 9-air outlet, and 10-battery module.
Detailed Description
The invention will be described in more detail hereinafter with reference to the accompanying drawings showing embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, the size and relative sizes of layers and regions may be exaggerated for clarity.
As shown in the attached figure 1, the utility model provides a portable oxygen generator, which comprises a shell and an oxygen generating component arranged in the shell, wherein the oxygen generating component comprises a membrane separation component, an air compression component and a control component 4, the control component 4 is connected with the air compression component, and the air compression component is connected with the membrane separation component; the shell is provided with an air inlet 1 and an air outlet 9; the membrane separation component comprises two layers of hydrogen-rich bond polymer membranes 6, the hydrogen-rich bond polymer membranes 6 adopt a sol-gel method, namely a layer of molecules containing hydrogen bonds are loaded on a common polymer membrane, the hydrogen bonds can react with oxygen with induced polarity, so that the permeation selectivity of the oxygen is improved, the two layers of hydrogen-rich bond polymer membranes 6 are overlapped, and the permeation selectivity of the oxygen is improved by 250% compared with the prior art by the hydrogen-rich bond polymer membranes 6; the air compression assembly comprises an air compression pump 5 and a support frame, the air compression pump 5 is arranged on the support frame, the support frame is rigidly connected with the shell, a damping elastic part is arranged between the air compression pump 5 and the support frame, the air compression pump 5 is connected with the hydrogen-rich bond polymer membrane 6, negative pressure is generated on the oxygen generation side of the hydrogen-rich bond polymer membrane 6 to provide air intake power, and heat generated by the air compressor can be directly transmitted to the hydrogen-rich bond polymer membrane 6, so that the oxygen transmission selectivity and the oxygen transmission rate are enhanced, a cooling device in the prior art can be omitted, and the good effects of saving cost and enhancing efficiency are achieved; still including air-blower 3, air-blower 3 sets up with rich hydrogen bond polymer film 6 is tangent, and the orientation of blowing with air-blower 3 on the shell corresponds the position and is equipped with secondary air outlet, because oxygen can lead to the oxygen concentration decline in this part of air through rich hydrogen bond polymer film 6, can blow away the air of the low oxygen concentration on membrane surface through air-blower 3, make membrane surface oxygen concentration be close to the oxygen concentration of air all the time, can effectively improve the probability of oxygen and the contact of rich hydrogen bond polymer film 6, otherwise oxygen concentration reduces, the required energy of enrichment oxygen and air input will be bigger and bigger, the energy consumption also can be along with increasing. The blower 3 is connected with the control assembly 4 and is connected with the control assembly 4.
In this embodiment, the oxygen storage chamber 7 is connected to the membrane separation module and the gas outlet, respectively. Oxygen from the membrane separation module enters the oxygen reservoir 7 to be temporarily stored and can be released through the gas outlet. And an oxygen concentration sensor 8 and an oxygen outlet valve are also arranged between the oxygen storage chamber 7 and the air outlet, the oxygen concentration sensor 8 and the oxygen outlet valve are both connected with the control component 4, the oxygen concentration sensor 8 is used for showing the current oxygen concentration, the oxygen concentration at some places is thin, and if the oxygen concentration at the air outlet is lower than the minimum acceptable oxygen concentration of 19.5 percent of human beings, an alarm prompt is started. And the oxygen concentration is about 23.5% to promote the recovery of pulmonary diseases and cardiovascular diseases, the oxygen concentration sensor 8 can display the concentration, and in addition, the oxygen generator has certain warning effect on unsafe oxygen concentration when used in some special industries, so that a safe oxygen concentration range is ensured. The oxygen outlet valve is used to control the release and temporary storage of oxygen in the oxygen storage chamber 7.
In this embodiment, membrane separation subassembly is still including adsorbing dry film, and the front end of riching hydrogen bond polymer membrane 6 is located to adsorbing dry film, carries out the adsorption drying effect earlier to the air that gets into richly hydrogen bond polymer membrane 6, prevents that humidity is too big to exert an influence to the separation effect.
In this embodiment, the device further includes a dust removal filter 2, the dust removal filter 2 in this embodiment is a dust removal filter screen, and the dust removal filter screen is disposed corresponding to the air inlet 1, and is used for collecting dust and purifying the gas to prevent the dust from affecting the subsequent separation process.
In this embodiment, the damping elastic member is a damping spring, and slows down the work vibration of the air compression pump 5, thereby bringing better experience to the user.
In the embodiment, a battery module 10 is further included, and the battery module 10 is connected with the control assembly 4, the air compression pump 5, the oxygen concentration sensor 8 and the blower 3 to supply power to the control assembly 10. The battery module 10 is a detachable lithium battery. In other embodiments, it may be a rechargeable battery. The switch key is arranged on the shell and is connected with the control component 4; the on-off key is provided with an indicator light, so that a user can find the position of the on-off key at the first time conveniently, and the indicator light is electrically connected with the battery module 10.
The oxygen generation principle of the utility model is as follows: because air compression pump 5 produces the negative pressure, the air gets into the oxygenerator from air inlet 1, carries out the particulate matter through the dust removal filter screen and filters, prevents follow-up jam polymer membrane, and the air admission through the dust removal filter screen is rich in hydrogen bond polymer membrane 6, and there is air-blower 3 in the tangential of membrane, can blow out the oxygenerator from secondary gas outlet with the air that the remaining oxygen concentration after the separation reduces, lets the fresh air that oxygen concentration is high get into the oxygenerator. Oxygen after enrichment and purification enters the oxygen storage chamber 7 to be buffered, an oxygen concentration sensor 8 in the oxygen storage chamber 7 can feed back the oxygen concentration, and the oxygen chamber is connected with an air outlet 9 to convey the enriched oxygen out of the machine.
As those skilled in the art will appreciate, the invention may be embodied in many other specific forms without departing from the spirit or scope thereof. Although embodiments of the present invention have been described, it is to be understood that the present invention should not be limited to those precise embodiments, and that various changes and modifications can be effected therein by one skilled in the art without departing from the scope or spirit of the invention as defined by the appended claims.
Claims (8)
1. A portable oxygen generator is characterized by comprising a shell and an oxygen generation assembly arranged in the shell, wherein the oxygen generation assembly comprises a membrane separation assembly, an air compression assembly and a control assembly, the control assembly is connected with the air compression assembly, and the air compression assembly is connected with the membrane separation assembly; the shell is provided with an air inlet and an air outlet;
the membrane separation component comprises a plurality of layers of hydrogen bond-rich polymer membranes, and the hydrogen bond-rich polymer membranes are superposed;
the air compression assembly comprises an air compression pump and a support frame, the air compression pump is arranged on the support frame, the support frame is rigidly connected with the shell, a damping elastic piece is arranged between the air compression pump and the support frame, and the air compression pump is connected with the hydrogen-rich polymer membrane;
the hydrogen bond-rich polymer film is arranged on the shell in a tangential way, and a secondary air outlet is arranged on the shell at a position corresponding to the blowing direction of the blower; the blower is connected with the control assembly.
2. The portable oxygen generator as claimed in claim 1, further comprising an oxygen storage chamber, wherein the oxygen storage chamber is connected to the membrane separation module and the air outlet respectively.
3. The portable oxygen generator as claimed in claim 2, wherein an oxygen concentration sensor and an oxygen outlet valve are further disposed between the oxygen storage chamber and the air outlet, and both the oxygen concentration sensor and the oxygen outlet valve are connected to the control assembly.
4. The portable oxygen generator as claimed in claim 1, wherein the membrane separation module further comprises an adsorption drying membrane, and the adsorption drying membrane is disposed at the front end of the hydrogen-rich polymer membrane.
5. The portable oxygen generator as claimed in claim 1, further comprising a dust filter, wherein the dust filter is disposed corresponding to the air inlet.
6. The portable oxygen generator as claimed in claim 1, wherein the shock-absorbing elastic member is a shock-absorbing spring.
7. The portable oxygen generator of claim 3, further comprising a battery module, wherein said battery module is connected to said control assembly, said air compressor pump, said oxygen concentration sensor, and said blower.
8. The portable oxygen generator as claimed in claim 7, further comprising a switch key, wherein the switch key is disposed on the housing and connected to the control unit; an indicator light is arranged on the switch key and electrically connected with the battery module;
the battery module is a detachable lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020871112.5U CN213231519U (en) | 2020-05-21 | 2020-05-21 | Portable oxygen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020871112.5U CN213231519U (en) | 2020-05-21 | 2020-05-21 | Portable oxygen generator |
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| Publication Number | Publication Date |
|---|---|
| CN213231519U true CN213231519U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020871112.5U Active CN213231519U (en) | 2020-05-21 | 2020-05-21 | Portable oxygen generator |
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| CN (1) | CN213231519U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111377406A (en) * | 2020-05-21 | 2020-07-07 | 江苏苏沪智能科技有限责任公司 | Portable oxygen generator |
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2020
- 2020-05-21 CN CN202020871112.5U patent/CN213231519U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111377406A (en) * | 2020-05-21 | 2020-07-07 | 江苏苏沪智能科技有限责任公司 | Portable oxygen generator |
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