CN214536688U - Fresh air system with automatic oxygenation function - Google Patents
Fresh air system with automatic oxygenation function Download PDFInfo
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- CN214536688U CN214536688U CN202120606368.8U CN202120606368U CN214536688U CN 214536688 U CN214536688 U CN 214536688U CN 202120606368 U CN202120606368 U CN 202120606368U CN 214536688 U CN214536688 U CN 214536688U
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Abstract
The utility model relates to a fresh air system with automatic oxygenating function, fresh air pipe system, exhaust pipe system, oxygenerator, control system. The utility model discloses add oxygenerator on the basis of original new trend system, outdoor air can be for indoor supply with pollution-free air through the processing of this new trend system, and when the room air reduced because of airtight oxygen content for a long time, the device still can give indoor oxygenation automatically, guarantees that indoor oxygen is sufficient, and every interval is outdoor with indoor air escape, guarantees the circulation of room air. The device can automatically run under the control of the control system while meeting the oxygen requirement of indoor people, and has convenient operation and high automation degree.
Description
Technical Field
The utility model relates to a new trend exchange equipment field, specifically speaking relates to a new trend system with automatically, oxygenate function.
Background
With the acceleration of the industrialization process, air pollution becomes a topic which is essential to the life of people. Meanwhile, people are more and more obvious influenced by building air pollution such as interior decoration, and the physical health of people is greatly threatened, and indoor and outdoor air pollution faces huge pressure, so that the indoor and outdoor air is treated in time, the harm to human bodies caused by air pollution is avoided, and a fresh air system and an air purifier are generated.
The plateau area of China is very wide, and the plateau area with the height of more than 3000 meters is about one fourth of the total area of the plateau area, is mainly distributed in Tibet, Xinjiang and Qinghai, and the number of people from inland to plateau is more than 1000 thousands of people per time each year. However, the natural environment of the highland, which is badly bad, seriously affects the health of people who enter the highland, and according to statistics, 60-90% of people living in the plain can suffer from acute altitude diseases when the people rapidly enter the region with the altitude of more than 3000 m, thereby restricting the development of national economy in the plateau region. The reasons for the altitude stress are low atmospheric pressure, thin air and low oxygen concentration in the altitude environment. Therefore, the problem of oxygen deficiency of people in plateau areas in plain areas is absolutely necessary to be solved.
At present, what solve indoor outer air pollution common use is the new trend system, but most new trend system just accelerate the circulation speed of indoor air, and it is indoor to handle the outdoor air suction, and indoor contaminated air discharge is outdoor, does not have the device that increases indoor oxygen content, can't solve the plain and advance plateau people's oxygen deficiency problem.
Disclosure of Invention
The utility model aims at overcoming the shortcoming of above-mentioned technical problem, providing a new trend system with automatically, oxygenating function adds the oxygenerator on original new trend system's basis, reaches the purpose of oxygenating for the indoor environment.
In order to achieve the above purpose, the utility model discloses technical scheme that the technique adopted is:
a new trend system with automatically, oxygenate function includes:
the fresh air pipeline system is used for filtering outdoor air and sending the filtered outdoor air into the room;
the air exhaust pipeline system is used for regularly exhausting indoor air to the outside;
the oxygen generating device is used for generating oxygen and conveying the oxygen to the room when the indoor oxygen content is low;
the control system comprises a controller and is used for controlling the operation of the whole fresh air system.
Furthermore, the fresh air pipeline system comprises a first air inlet electromagnetic valve, a first air compressor, an air-water separator, a filtering system, a fresh air fan and a first one-way valve which are sequentially communicated; the filtering system of the fresh air pipeline system comprises a primary filter screen, a middle filter screen, a high-efficiency filter screen and an activated carbon filter screen, wherein the primary filter screen is selected and matched according to the actual outdoor air quality.
Furthermore, the exhaust duct system comprises a second one-way valve and an exhaust fan which are sequentially communicated from indoor to outdoor.
Further, the oxygen generating device comprises a second air inlet electromagnetic valve, a pressure gauge, a second air compressor, a molecular sieve adsorption tower parallel device, an air storage tank, a flow meter and an exhaust valve which are communicated in sequence; the molecular sieve adsorption tower parallel device is formed by connecting two groups of three-way electromagnetic valve, molecular sieve adsorption tower and two-way electromagnetic valve which are communicated in sequence in parallel, and the two three-way electromagnetic valves are communicated with a vacuum pump;
the operation mode of the molecular sieve adsorption tower parallel device is as follows: when one molecular sieve adsorption tower runs, impurity gases such as nitrogen and the like are adsorbed on the molecular sieve adsorption tower, and oxygen is stored in a gas storage tank through a two-way electromagnetic valve; at the moment, the other molecular sieve adsorption tower is in a desorption state, and the impurity gases such as nitrogen and the like adsorbed by the molecular sieve adsorption tower are exhausted through the three-way electromagnetic valve by the vacuum pump. The two molecular sieve adsorption towers run alternately with a period of 15 s.
Furthermore, the fresh air pipeline system, the tail end of the oxygen generation device and the starting end of the exhaust pipeline system are communicated with the indoor through pipelines.
Furthermore, an oxygen sensor and a PM2.5 sensor are arranged indoors.
Further, the controller with the first solenoid valve of admitting air of fresh air pipe-line system, first check valve, exhaust pipe-line system's second check valve, electric connection between oxygenerator's second solenoid valve of admitting air, two three-way solenoid valve, two divide solenoid valves, flowmeter, discharge valve.
The technical scheme of the utility model following beneficial effect has:
the technical scheme of the utility model, add oxygenerator on original new trend system's basis, outdoor air gets into the gas-water separator behind air compressor's compression and is used for dry air, then get rid of the dust particulate matter in the air through filtration system, particulate matters such as PM2.5, and get rid of harmful gas and the peculiar smell in the air through the active carbon filter screen wherein, after alright give indoor supply pollution-free air, when the indoor air reduces because of airtight oxygen content for a long time, the device still can give indoor oxygenation automatically, guarantee that indoor oxygen is sufficient, every interval is outdoor with indoor air escape, guarantee the circulation of indoor air. The device can automatically run under the control of the control system while meeting the oxygen requirement of indoor people, and has convenient operation and high automation degree.
Drawings
Fig. 1 is a schematic structural view of a fresh air system with an automatic oxygen charging function of the present invention.
Detailed Description
Embodiments of the present invention will now be further described with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Example 1
As shown in fig. 1, a fresh air system with automatic oxygenation function includes:
the fresh air pipeline system is used for filtering outdoor air and sending the filtered outdoor air into the room;
the air exhaust pipeline system is used for regularly exhausting indoor air to the outside;
the oxygen generating device is used for generating oxygen and conveying the oxygen to the room when the indoor oxygen content is low;
the control system comprises a controller 21 and is used for controlling the operation of the whole fresh air system.
The fresh air pipeline system comprises a first air inlet electromagnetic valve 1, a first air compressor 2, an air-water separator 3, a filtering system 4, a fresh air fan 5 and a first one-way valve 6 which are communicated in sequence; the filtering system 4 of the fresh air pipeline system comprises a primary filter screen, a middle filter screen, a high-efficiency filter screen and an activated carbon filter screen, wherein the primary filter screen is selected and matched according to the actual outdoor air quality. The exhaust duct system comprises a second one-way valve 19 and an exhaust fan 20 which are sequentially communicated from indoor to outdoor.
The oxygen generation device comprises a second air inlet electromagnetic valve 8, a pressure gauge 9, a second air compressor 10, a molecular sieve adsorption tower parallel device, an air storage tank 15, a flow meter 16 and an exhaust valve 17 which are communicated in sequence; the molecular sieve adsorption tower parallel device is formed by connecting two groups of three-way electromagnetic valve (11, 12), a molecular sieve adsorption tower (A, B) and two-way electromagnetic valve (13, 14) which are communicated in sequence in parallel, and the two three-way electromagnetic valves (11, 12) are communicated with a vacuum pump 18. The operation mode of the molecular sieve adsorption tower parallel device is as follows: when one molecular sieve adsorption tower (A) runs, impurity gases such as nitrogen and the like are adsorbed on the molecular sieve adsorption tower (A), and oxygen is stored in a gas storage tank 15 through a two-way electromagnetic valve 13; at this time, the other molecular sieve adsorption tower (B) is in a desorption state, and the impurity gas such as nitrogen gas adsorbed by the molecular sieve adsorption tower (B) is discharged through the three-way electromagnetic valve 12 by the vacuum pump 18. The two molecular sieve adsorption towers run alternately with a period of 15 s.
The fresh air pipeline system, the tail end of the oxygen generating device and the starting end of the exhaust pipeline system are communicated with the room 7 through pipelines. An oxygen sensor a and a PM2.5 sensor b are arranged in the room. The controller 21 with the first air inlet solenoid valve 1 of new blast pipe system, first check valve 6, exhaust pipe system's second check valve 19, electric connection between the second air inlet solenoid valve 8 of oxygenerator, two three-way solenoid valve (11, 12), two divide solenoid valves (13, 14), flowmeter 16, discharge valve 17.
The more detailed explanation is:
the controller of the device control system is set in advance, the upper limit of the concentration of oxygen is 21%, and the lower limit is 18%; the limit of the concentration of PM2.5 is 300. mu.g/m3Lower limit 115. mu.g/m3。
When the PM2.5 sensor b detects that the PM2.5 in the room is less than 100 mu g/m3In time, the fresh air system is not started.
When the PM2.5 sensor b detects 100 mu g/m3PM2.5 less than or equal to 400 mu g/m of indoor air3When the air is dried by the air-water separator 3, the air enters the filtering system, is filtered by the filtering system 4, is changed into clean air, and is sent into a room through the fresh air fan 5; along with the time, when the oxygen sensor a detects that the indoor oxygen concentration is lower than 18%, the controller 21 controls the exhaust valve 17 to open, the oxygen in the air storage tank 15 is sent into the room 7 until the oxygen concentration is higher than 21%, meanwhile, if the oxygen concentration detected by the flow meter 16 is very small and close to 0, the second air inlet electromagnetic valve 8 is opened, the oxygen generation device continues to generate oxygen until the air storage tank 15 is full, and the operation is circulated and automatic oxygen charging is carried out.
When the PM2.5 sensor detects the PM2.5 of the indoor air is more than 400 mu g/m3At regular intervals (e.g., four hours), the controller 21 controls the first check valve 6 and the exhaust valve 17 to be closed, the second check valve to be opened, and the exhaust fan to be operated to exhaust the indoor air to the outside.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A fresh air system with automatic oxygenation function, comprising:
the fresh air pipeline system is used for filtering outdoor air and sending the filtered outdoor air into the room;
the air exhaust pipeline system is used for regularly exhausting indoor air to the outside;
the oxygen generating device is used for generating oxygen and conveying the oxygen to the room when the indoor oxygen content is low;
the control system comprises a controller and is used for controlling the operation of the whole fresh air system.
2. The fresh air system with the automatic oxygenation function according to claim 1, wherein the fresh air pipeline system comprises a first air inlet electromagnetic valve, a first air compressor, an air-water separator, a filtering system, a fresh air fan and a first one-way valve which are sequentially communicated;
the filtering system of the fresh air pipeline system comprises a primary filter screen, a middle filter screen, a high-efficiency filter screen and an activated carbon filter screen, wherein the primary filter screen is selected and matched according to the actual outdoor air quality.
3. The fresh air system with automatic oxygen charging function as claimed in claim 1, wherein the exhaust duct system comprises a second one-way valve and an exhaust fan sequentially connected from indoor to outdoor.
4. The fresh air system with the automatic oxygenation function according to claim 1, wherein the oxygen generation device comprises a second air inlet electromagnetic valve, a pressure gauge, a second air compressor, a molecular sieve adsorption tower parallel device, an air storage tank, a flow meter and an exhaust valve which are communicated in sequence; the molecular sieve adsorption tower parallel device is formed by connecting two groups of three-way electromagnetic valve, molecular sieve adsorption tower and two-way electromagnetic valve which are communicated in sequence in parallel, and the two three-way electromagnetic valves are communicated with a vacuum pump;
the operation mode of the molecular sieve adsorption tower parallel device is as follows: when one molecular sieve adsorption tower runs, impurity gases such as nitrogen and the like are adsorbed on the molecular sieve adsorption tower, and oxygen is stored in a gas storage tank through a two-way electromagnetic valve; at the moment, the other molecular sieve adsorption tower is in a desorption state, and the impurity gases such as nitrogen and the like adsorbed by the molecular sieve adsorption tower are exhausted through a three-way electromagnetic valve by a vacuum pump; the two molecular sieve adsorption towers run alternately with a period of 15 s.
5. The fresh air system with automatic oxygenation function as claimed in claim 1, wherein the fresh air duct system, the tail end of the oxygen generator and the starting end of the exhaust duct system are all communicated with the room through pipes;
an oxygen sensor and a PM2.5 sensor are arranged indoors.
6. The fresh air system with automatic oxygen charging function as claimed in claim 1, wherein the controller is electrically connected with a first air inlet electromagnetic valve and a first one-way valve of the fresh air pipeline system, a second one-way valve of the exhaust pipeline system, and a second air inlet electromagnetic valve, two three-way electromagnetic valves, two-half electromagnetic valves, a flow meter and an exhaust valve of the oxygen generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120606368.8U CN214536688U (en) | 2021-03-25 | 2021-03-25 | Fresh air system with automatic oxygenation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120606368.8U CN214536688U (en) | 2021-03-25 | 2021-03-25 | Fresh air system with automatic oxygenation function |
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| Publication Number | Publication Date |
|---|---|
| CN214536688U true CN214536688U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120606368.8U Active CN214536688U (en) | 2021-03-25 | 2021-03-25 | Fresh air system with automatic oxygenation function |
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| Country | Link |
|---|---|
| CN (1) | CN214536688U (en) |
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2021
- 2021-03-25 CN CN202120606368.8U patent/CN214536688U/en active Active
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