CN211545949U - Distributed oxygen generation system - Google Patents
Distributed oxygen generation system Download PDFInfo
- Publication number
- CN211545949U CN211545949U CN202020059062.0U CN202020059062U CN211545949U CN 211545949 U CN211545949 U CN 211545949U CN 202020059062 U CN202020059062 U CN 202020059062U CN 211545949 U CN211545949 U CN 211545949U
- Authority
- CN
- China
- Prior art keywords
- oxygen
- communicated
- output end
- input end
- pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Separation Of Gases By Adsorption (AREA)
Abstract
The utility model discloses a distributing type system oxygen system. The utility model discloses an air compression device, air duct, exhaust duct and the cooperation setting at system oxygen terminal can set up air compression device in a space alone to input compressed air to the indoor system oxygen terminal that needs the oxygen suppliment through air duct in order to make oxygen, and can prepare the system oxygen terminal and separate the gas of oxygen after-separating outdoor via the exhaust duct discharge, also can reduce carminative noise. Through the control box body with controller, data acquisition module and control panel and the cooperation setting of electromagnetic switch valve and electromagnetism transposition valve, make things convenient for switching system oxygen terminal to can control respectively the opening and closing of diffusion mouth and oxygen uptake mouth, practice thrift oxygen. The utility model is suitable for a high-rise building, high-grade house, hotel, medical place and high altitude area etc. various places that need large-scale oxygen system, reducible occupation need the local interior space of oxygen suppliment, use safe and reliable, it is convenient to overhaul.
Description
Technical Field
The utility model relates to a large-scale system oxygen technical field, concrete field is a distributing type system oxygen system.
Background
The oxygen supply mode in the large oxygen production field, the international oxygen production field, especially the medical field, mainly comprises two modes of liquid oxygen and high pressure oxygen. The oxygen cylinders are inconvenient to transport, dangerous and troublesome to use. In recent years, the rapid development of PSA technology, in particular to the large-scale PSA centralized oxygen supply technology, brings new development opportunities for the field of oxygen production. For the building fields of high-rise buildings, high-grade houses, hotels and the like, a large oxygen generation system is needed. In high altitude areas, there is also an environmental problem of oxygen deprivation. Therefore, a distributed oxygen generation system is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a distributed oxygen generation system.
The purpose of the utility model is realized through the following technical scheme:
a distributed oxygen generation system comprises an air compression device, an air pipeline, an exhaust pipeline, a plurality of groups of oxygen generation terminals, a control box body, a diffusion port and an oxygen uptake port, wherein the oxygen generation terminals, the control box body, the diffusion port and the oxygen uptake port are used in a matched mode;
the air compression device comprises a compressor, an oil-water separator, an air storage tank, a dust removal filter, an oil removal filter, a cooling dryer, an activated carbon filter and a pressure regulating valve, the output end of the compressor is communicated and connected with the input end of the oil-water separator, the output end of the oil-water separator is communicated and connected with the input end of the gas storage tank, the output end of the gas storage tank is communicated and connected with the input end of the dust removing filter, the output end of the dust removing filter is communicated and connected with the input end of the oil removing filter, the output end of the oil removing filter is communicated and connected with the input end of the cooling dryer, the output end of the cooling dryer is communicated and connected with the input end of the active carbon filter, the output end of the activated carbon filter is communicated with the input end of the pressure regulating valve, and the output end of the pressure regulating valve is communicated with the input end of the air pipeline;
each oxygen generation terminal comprises an air inlet port, a pressure stabilizing valve, a pneumatic control valve, two molecular sieve tank bodies arranged in parallel, an oxygen storage tank, an exhaust port and an oxygen outlet port, wherein the input end of the air inlet port is communicated and connected with the output end of an air pipeline through a pipeline, an electromagnetic switch valve is arranged on the air inlet port, the output end of the air inlet port is communicated and connected with the input end of the pressure stabilizing valve, the pneumatic control valve is provided with four interfaces, the four interfaces of the pneumatic control valve are respectively communicated with the output end of the pressure stabilizing valve, the input ends of the two molecular sieve tank bodies and the input end of the exhaust port through pipelines, when the input end of one of the molecular sieve tank bodies is communicated with the output end of the pressure stabilizing valve through the pneumatic control valve, the input end of the other molecular sieve tank body is communicated with the input end of the exhaust port through the pneumatic control valve, the output end of the exhaust port is communicated and connected with the input end of the exhaust pipeline through a pipeline, the output ends of the two molecular sieve tanks arranged in parallel are communicated and connected with the input end of the oxygen storage tank through a pipeline, the output end of the oxygen storage tank is communicated and connected with the input end of the oxygen outlet port through a pipeline, the output end of the oxygen outlet port is communicated and connected with the dispersion port and the oxygen uptake port through a pipeline, and electromagnetic transposition valves are arranged on the pipeline between the output end of the oxygen outlet port and the dispersion port and the pipeline between the output end of the oxygen outlet port and the oxygen uptake port;
the control box body comprises a controller, a data acquisition module and a control panel, wherein the controller is respectively connected with the electromagnetic switch valve, the electromagnetic transposition valve, the data acquisition module and the control panel through electric conductors.
Preferably, a stop valve is arranged on a pipeline between the input end of the air inlet port and the output end of the air pipeline.
Preferably, a stop valve is arranged on a pipeline between the output end of the exhaust port and the input end of the exhaust pipeline.
Preferably, be equipped with external humidifier interface and external clarifier interface on the control box body, external humidifier interface, control panel is last to be equipped with external humidifier start button and external clarifier start button, external humidifier start button with external humidifier interface passes through the electric conductor and connects, external clarifier start button with external clarifier interface passes through the electric conductor and connects.
Preferably, the compressor is a screw air compressor.
Preferably, the oxygen inhalation port is a bidirectional quick-connection plug.
The utility model discloses an advantage does with positive effect:
the utility model discloses an air compression device, air duct, exhaust duct and the cooperation setting at system oxygen terminal can set up air compression device in the space of a special placement equipment alone to input clean compressed air to the indoor system oxygen terminal of needs oxygen suppliment through air duct in order to make oxygen, safe and reliable, and can prepare the system oxygen terminal and separate the gas of oxygen back separation outdoor via the exhaust duct, also can reduce carminative noise. Through the control box body with controller, data acquisition module and control panel and the cooperation setting of electromagnetic switch valve and electromagnetism transposition valve, make things convenient for switching system oxygen terminal to can control respectively the opening and closing of diffusion mouth and oxygen uptake mouth, practice thrift oxygen. The utility model is suitable for a high-rise building, high-grade house, hotel, medical place and high altitude area etc. various places that need large-scale oxygen system, reducible occupation need the local interior space of oxygen suppliment, use safe and reliable, it is convenient to overhaul.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is the internal structure schematic diagram of the oxygen generation terminal of the utility model.
In the figure: 1-compressor, 2-oil-water separator, 3-gas storage tank, 4-dust removal filter, 5-oil removal filter, 6-cooling dryer, 7-activated carbon filter, 8-pressure regulating valve, 9-gas inlet port, 10-pressure stabilizing valve, 11-pneumatic control valve, 12-molecular sieve tank body, 13-gas outlet port, 14-oxygen outlet port, 15-dispersion port, 16-oxygen uptake port, 17-electromagnetic transposition valve and 18-oxygen storage tank.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail with reference to the accompanying fig. 1-2.
A distributed oxygen generation system comprises an air compression device, an air pipeline, an exhaust pipeline, a plurality of groups of oxygen generation terminals, a control box body, a dispersion port 15 and an oxygen uptake port 16, wherein the oxygen generation terminals, the control box body, the dispersion port 15 and the oxygen uptake port 16 are used in a matched mode;
the air compression device comprises a compressor 1, an oil-water separator 2, a gas storage tank 3, a dust removal filter 4, an oil removal filter 5, a cooling dryer 6, an activated carbon filter 7 and a pressure regulating valve 8, wherein the output end of the compressor is communicated with the input end of the oil-water separator, the output end of the oil-water separator is communicated with the input end of the gas storage tank, the output end of the gas storage tank is communicated with the input end of the dust removal filter, the output end of the dust removal filter is communicated with the input end of the oil removal filter, the output end of the oil removal filter is communicated with the input end of the cooling dryer, the output end of the cooling dryer is communicated with the input end of the activated carbon filter, the output end of the activated carbon filter is communicated with the input end of the pressure regulating valve, and the output end of the pressure regulating valve is communicated with the input, the compressor is used for providing compressed air, the compressed air is subjected to oil-water filtration through the oil-water separator, the compressed air subjected to oil-water filtration enters the air storage tank, the air storage tank can be provided with a pressure measuring and regulating device, the output pressure of the air storage tank is controlled within a certain range, the compressor stops working when a certain pressure value is set, the compressed air in the air storage tank is subjected to oil and impurity removal through the dust removal filter and the oil removal filter, the gas is cooled and dried through the cooling dryer and finally filtered through the activated carbon filter to obtain clean compressed air, the pressure regulating valve regulates the pressure of the compressed air entering the air pipeline and conveys the air to each oxygen generation terminal through the air pipeline, and the air compression device can be independently arranged in a space specially used for placing equipment;
each oxygen generation terminal comprises an air inlet port 9, a pressure stabilizing valve 10, a pneumatic control valve 11, two molecular sieve tank bodies 12 arranged in parallel, an oxygen storage tank 18, an exhaust port 13 and an oxygen outlet port 14, wherein the input end of the air inlet port is communicated and connected with the output end of an air pipeline through a pipeline, an electromagnetic switch valve is arranged on the air inlet port, the output end of the air inlet port is communicated and connected with the input end of the pressure stabilizing valve, the pneumatic control valve is provided with four interfaces, the four interfaces of the pneumatic control valve are respectively communicated with the output end of the pressure stabilizing valve, the input ends of the two molecular sieve tank bodies and the input end of the exhaust port through pipelines, when the input end of one of the molecular sieve tank bodies is communicated with the output end of the pressure stabilizing valve through the pneumatic control valve, the input end of the other molecular sieve tank body is communicated with the input end of the exhaust port through the pneumatic control valve, the output end of the exhaust port is communicated and connected with the input end of the exhaust pipeline through a pipeline, the output ends of the two molecular sieve tanks which are arranged side by side are communicated and connected with the input end of the oxygen storage tank through a pipeline, the output end of the oxygen storage tank is communicated and connected with the input end of the oxygen outlet port through a pipeline, the output end of the oxygen outlet port is communicated and connected with the dispersion port and the oxygen uptake port through a pipeline, the output end of the oxygen outlet port and the pipeline between the dispersion ports and the output end of the oxygen outlet port and the pipeline between the oxygen uptake ports are respectively provided with an electromagnetic transposition valve 17, the air pipeline and the exhaust pipeline are respectively connected into each room which needs oxygen supply and connected with an indoor oxygen production terminal, the oxygen production terminal can be placed in an indoor hidden place, an electromagnetic switch valve on the air inlet port is opened, and compressed air enters the oxygen production terminal, compressed air sequentially passes through the pressure stabilizing valve, the pneumatic control valve and the molecular sieve tank body to prepare oxygen, and separated gas is discharged to the outside through the pneumatic control valve and the exhaust pipeline, so that exhaust noise can be reduced, the pressure stabilizing valve plays a role in secondary pressure stabilization on the compressed air, the oxygen storage tank plays a role in storing prepared oxygen, the oxygen in the oxygen storage tank can be further output through a dispersion port and an oxygen outlet, the dispersion port is arranged at each position in a room needing oxygen supply to supply oxygen comprehensively to the room, the oxygen outlet can be connected with an air conveying pipeline of an oxygen mask, so that a person wearing the oxygen mask can directly take oxygen, and the electromagnetic transposition valve is arranged for respectively opening and closing the dispersion port and the oxygen inlet;
the control box body includes controller, data acquisition module and control panel, the controller pass through the electric conductor respectively with the electromagnetic switch valve the electromagnetism transposition valve data acquisition module with control panel connects, and the device is whole to be provided the electric energy by external power supply, and the controller can adopt the singlechip, and data acquisition module can comprise oxygen concentration sensor and temperature and humidity sensor, can pass the indoor oxygen concentration, temperature and the humidity information who gathers to the controller, and control panel is used for manual control electromagnetic switch valve and each electromagnetism transposition valve, still can set up the indoor oxygen concentration, temperature and the humidity information that the display screen display controller received on the control panel, and convenience of customers learns indoor environment details.
Particularly, the input of inlet port with be equipped with the stop valve on the pipeline between air conduit's the output, can manually close system oxygen terminal and air conduit's being connected, the convenient maintenance, this stop valve can adopt the ball valve.
Particularly, the output of exhaust port with be equipped with the stop valve on the pipeline between exhaust duct's the input, can manually close system oxygen terminal and exhaust duct's being connected, the convenient maintenance, this stop valve can adopt the ball valve.
Particularly, be equipped with external humidifier interface and external clarifier interface on the control box body, external humidifier interface, control panel is last to be equipped with external humidifier start button and external clarifier start button, external humidifier start button with external humidifier interface passes through the electric conductor and connects, external clarifier start button with external clarifier interface passes through the electric conductor and connects, makes things convenient for external humidifier device and clarifier device to carry out humidification or air-purifying indoor.
In particular, the compressor is a screw air compressor, suitable for supplying a large quantity of compressed air.
Particularly, the oxygen uptake port is a bidirectional quick-connection plug, so that a pipeline can be conveniently plugged.
The working principle is as follows:
the compressor is used for providing compressed air, the compressed air is subjected to oil-water filtration through the oil-water separator, the compressed air subjected to oil-water filtration enters the air storage tank, the air storage tank can be provided with a pressure measuring and regulating device, the output pressure of the air storage tank is controlled within a certain range, the compressor stops working when a certain pressure value is set, the compressed air in the air storage tank is subjected to oil and impurity removal through the dust removal filter and the oil removal filter, the gas is cooled and dried through the cooling dryer and finally filtered through the activated carbon filter to obtain clean compressed air, the pressure regulating valve regulates the pressure of the compressed air entering the air pipeline and conveys the air to each oxygen generation terminal through the air pipeline, and the air compression device can be independently arranged in a space specially used for placing equipment;
the air pipeline and the exhaust pipeline are respectively connected into each room needing oxygen supply and connected with an indoor oxygen production terminal, the oxygen production terminal can be placed in a hidden position in the room, an electromagnetic switch valve on an air inlet port is opened, compressed air enters the oxygen production terminal, the compressed air sequentially passes through a pressure stabilizing valve, an air control valve and a molecular sieve tank body to prepare oxygen, and separated gas is discharged to the outside through the air control valve and the exhaust pipeline, the exhaust noise can also be reduced, the pressure stabilizing valve plays a role in secondary pressure stabilization on the compressed air, the oxygen storage tank plays a role in storing prepared oxygen, the oxygen in the oxygen storage tank can be further output through a dispersion port and an oxygen outlet port, the dispersion port is arranged at each position in the room needing oxygen supply to supply oxygen comprehensively to the room, the oxygen outlet port can be connected with the oxygen supply pipeline of oxygen absorption, so that a person wearing the oxygen mask can directly absorb oxygen, and the electromagnetic transposition valve is arranged, used for respectively opening and closing the dispersion port and the oxygen inhalation port;
the device is wholly by external power supply provides the electric energy, the controller can adopt the singlechip, data acquisition module can comprise oxygen concentration sensor and temperature and humidity sensor, can pass the indoor oxygen concentration of gathering, temperature and humidity information to the controller, control panel is used for manual control electromagnetic switch valve and each electromagnetism transposition valve, the last indoor oxygen concentration, temperature and the humidity information that can set up the display screen display controller and receive of control panel still, convenience of customers learns indoor environment details.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A distributed oxygen generation system, comprising: comprises an air compression device, an air pipeline and an exhaust pipeline, and also comprises a plurality of groups of oxygen generation terminals, a control box body, a diffusion port (15) and an oxygen uptake port (16) which are used in a matched way;
the air compression device comprises a compressor (1), an oil-water separator (2), a gas storage tank (3), a dust removal filter (4), an oil removal filter (5), a cooling dryer (6), an activated carbon filter (7) and a pressure regulating valve (8), wherein the output end of the compressor (1) is communicated with the input end of the oil-water separator (2), the output end of the oil-water separator (2) is communicated with the input end of the gas storage tank (3), the output end of the gas storage tank (3) is communicated with the input end of the dust removal filter (4), the output end of the dust removal filter (4) is communicated with the input end of the oil removal filter (5), the output end of the oil removal filter (5) is communicated with the input end of the cooling dryer (6), the output end of the cooling dryer (6) is communicated with the input end of the activated carbon filter (7), the output end of the activated carbon filter (7) is communicated and connected with the input end of the pressure regulating valve (8), and the output end of the pressure regulating valve (8) is communicated and connected with the input end of the air pipeline;
each oxygen generation terminal comprises an air inlet port (9), a pressure stabilizing valve (10), an air control valve (11), two molecular sieve tank bodies (12) arranged in parallel, an oxygen storage tank (18), an exhaust port (13) and an oxygen outlet port (14), wherein the input end of the air inlet port (9) is communicated and connected with the output end of an air pipeline through a pipeline, an electromagnetic switch valve is arranged on the air inlet port (9), the output end of the air inlet port (9) is communicated and connected with the input end of the pressure stabilizing valve (10), the air control valve (11) is provided with four interfaces, the four interfaces of the air control valve (11) are respectively communicated with the output end of the pressure stabilizing valve (10), the input ends of the two molecular sieve tank bodies (12) and the input end of the exhaust port (13) through pipelines, when the input end of one of the molecular sieve tank body (12) is communicated with the output end of the pressure stabilizing valve (10) through the air control valve (11), the input end of the other molecular sieve tank body (12) is communicated with the input end of the exhaust port (13) through the pneumatic control valve (11), the output end of the exhaust port (13) is communicated and connected with the input end of the exhaust pipeline through a pipeline, the output ends of the two molecular sieve tanks (12) which are arranged in parallel are communicated and connected with the input end of the oxygen storage tank (18) through a pipeline, the output end of the oxygen storage tank (18) is communicated and connected with the input end of the oxygen outlet port (14) through a pipeline, the output end of the oxygen outlet port (14) is respectively communicated and connected with the diffusion port (15) and the oxygen inhalation port (16) through pipelines, electromagnetic transposition valves (17) are respectively arranged on a pipeline between the output end of the oxygen outlet port (14) and the diffusion port (15) and a pipeline between the output end of the oxygen outlet port (14) and the oxygen inhalation port (16);
the control box body comprises a controller, a data acquisition module and a control panel, wherein the controller is respectively connected with the electromagnetic switch valve, the electromagnetic transposition valve (17), the data acquisition module and the control panel through electric conductors.
2. The distributed oxygen generation system of claim 1, wherein: and a stop valve is arranged on a pipeline between the input end of the air inlet port (9) and the output end of the air pipeline.
3. The distributed oxygen generation system of claim 1, wherein: and a stop valve is arranged on a pipeline between the output end of the exhaust port (13) and the input end of the exhaust pipeline.
4. The distributed oxygen generation system of claim 1, wherein: the control box body is provided with an external humidifier interface and an external purifier interface, the external humidifier interface is arranged on the control box body, the control panel is provided with an external humidifier starting button and an external purifier starting button, the external humidifier starting button is connected with the external humidifier interface through an electric conductor, and the external purifier starting button is connected with the external purifier interface through an electric conductor.
5. The distributed oxygen generation system of claim 1, wherein: the compressor (1) is a screw air compressor.
6. The distributed oxygen generation system of claim 1, wherein: the oxygen inhalation port (16) is a bidirectional quick plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020059062.0U CN211545949U (en) | 2020-01-13 | 2020-01-13 | Distributed oxygen generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020059062.0U CN211545949U (en) | 2020-01-13 | 2020-01-13 | Distributed oxygen generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211545949U true CN211545949U (en) | 2020-09-22 |
Family
ID=72491136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020059062.0U Active CN211545949U (en) | 2020-01-13 | 2020-01-13 | Distributed oxygen generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211545949U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325792A (en) * | 2021-08-03 | 2021-08-31 | 成都联帮医疗科技股份有限公司 | Hotel cloud oxygen supply abnormity detection system and method |
| CN113816343A (en) * | 2021-10-19 | 2021-12-21 | 沈阳海龟医疗科技有限公司 | Oxygenerator and air treatment equipment suitable for it is integrated |
-
2020
- 2020-01-13 CN CN202020059062.0U patent/CN211545949U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325792A (en) * | 2021-08-03 | 2021-08-31 | 成都联帮医疗科技股份有限公司 | Hotel cloud oxygen supply abnormity detection system and method |
| CN113816343A (en) * | 2021-10-19 | 2021-12-21 | 沈阳海龟医疗科技有限公司 | Oxygenerator and air treatment equipment suitable for it is integrated |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211545949U (en) | Distributed oxygen generation system | |
| JPS5838362B2 (en) | Thailand | |
| CN205307712U (en) | Trainer is breathed to hypoxemia | |
| CN109319741A (en) | Air pressurized and molecular sieve oxygen generation all-in-one multifunctional machine | |
| CN110864377A (en) | Intelligent air treatment device for building | |
| CN109305659A (en) | High pressure molecular sieve oxygen generator and molecular sieve oxygen generator module with boost function | |
| CN209456076U (en) | High pressure molecular sieve oxygen generator and molecular sieve oxygen generation module with boost function | |
| CN202177179U (en) | Air-conditioning airstream purifying organization system | |
| CN103007399B (en) | Centralized air supply terminal atomization system for medical air | |
| CN207313131U (en) | A kind of system for concentrating compression purification air to supply multiple oxygen separation units | |
| CN216744611U (en) | Machine and air conditioner in air conditioning | |
| CN205842924U (en) | A kind of portable gas purifies humidification all-in-one machine | |
| CN203848422U (en) | Fresh air device for intelligent home furnishings | |
| CN111439727B (en) | Oxygen generator suitable for plateau environment and use method thereof | |
| CN210001585U (en) | solar oxygen supply device | |
| CN203964252U (en) | Vmc | |
| CN114632246A (en) | Children are with bottled design type oxygen humidity filtration formula allergy-free air exchanger | |
| CN208505631U (en) | A kind of purifying property test macro of new blower | |
| CN215672600U (en) | Air compressor | |
| CN214370802U (en) | Dispersion type oxygen supply system | |
| CN203417382U (en) | Pulse oxygen supply device for miniature medical oxygen generator | |
| CN220470168U (en) | Movable combined type air compression station | |
| CN206755406U (en) | A kind of fresh air conveying lid and air purifier | |
| CN220169601U (en) | Air treatment unit for class A closed workshop | |
| CN207108480U (en) | A kind of portable multifunctional oxygenerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |