CN108731148A - Fresh air air cleaning system - Google Patents
Fresh air air cleaning system Download PDFInfo
- Publication number
- CN108731148A CN108731148A CN201810539844.1A CN201810539844A CN108731148A CN 108731148 A CN108731148 A CN 108731148A CN 201810539844 A CN201810539844 A CN 201810539844A CN 108731148 A CN108731148 A CN 108731148A
- Authority
- CN
- China
- Prior art keywords
- air
- cleaning system
- high temperature
- filter
- accumulator
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/117—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/40—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ozonisation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
A kind of fresh air air cleaning system has been opened in the invention of this reality, including shell, enclosure interior sets gradually new bellows, air accumulator, high temperature removes ozonizer, water tank, refrigerated dehumidification device, intermediate filter, first detection device, high efficiency particulate air filter, it is connected by air hose between each section, and throttle valve is both provided on air hose, it solves the problems, such as difficult in some Code in Hazardous Special Locations air purification, by carrying disinfecting steps to progress inside fresh air air cleaning system, corresponding ozone-removing device is set simultaneously, the Code in Hazardous Special Locations of indoor or not easy to use disinfection that the air-conditioning system should not be left after some personnel enter is used, the requirement and disinfection for meeting air purification require.
Description
Technical field
The present invention relates to air purification fields, and in particular to a kind of fresh air air cleaning system.
Background technology
In air cleaning system now, multistage filter is mostly used to realize that the purification in space, many air disappear
Poison mostly uses filter screen or ozone sterilization, wherein ozone sterilization is to use most wide air sterilization technology, and most use is being cured
Treat factory and the hospital etc. of industry, but its be all mostly implementing sterilizing in the case of nobody, in this way, some personnel into
The air sterillization of the Code in Hazardous Special Locations for the indoor or not easy to use disinfection that should not be left after entering is opposite just much more difficult, if using
Desired effect may be not achieved in other sterilizing methods again, and air purification is more difficult.For this purpose, providing a kind of fresh air air purification system
System.
Invention content
The purpose of the present invention is to provide a kind of fresh air air cleaning system, solve tired in some Code in Hazardous Special Locations air purification
Difficult problem.
In order to solve the above technical problems, the present invention uses following technical scheme：A kind of fresh air air cleaning system, including
New bellows, air accumulator, high temperature is arranged except ozonizer, water tank, refrigerated dehumidification device, intermediate filter, the in shell, the enclosure interior
One detection device, high efficiency particulate air filter are connected between each section by air hose, and are both provided with throttle valve on air hose；
The left survey of shell is provided with the air inlet for being connected to new bellows, and air inlet is internally provided with gauze, is arranged on the right side of shell
There is the air outlet for being connected to the first detection device and second detection device；
The built in gas tank is equipped with air accumulator epimere and air accumulator hypomere, and the bottom center of air accumulator epimere is fixedly installed one
The upward arc groove of a notch, air accumulator epimere top are provided with air pump, and the air inlet of air pump is connected to new bellows, and air pump goes out
Air port is connected with air hose, and the air outlet of air hose is suspended in the slot of arc groove, on the air accumulator epimere inner wall above arc groove
Annular is provided with ozone nozzle, and ozone nozzle is connected to ozone generator, and the upper-lower section of air accumulator is separated by partition board, set on partition board
Set a valve connection upper-lower section, air accumulator hypomere（It is connected to high temperature deodoriser；
The high temperature deodoriser is made of the heat-generating pipe of shell and setting inside the shell, heat-generating pipe（Centre is provided with several fevers
Net, net with heating function are woven by heating wire, and high temperature deodoriser is connected to the bottom of water tank；
The water tank includes water inlet pipe, outlet pipe, waterfog head and U-shaped air hose, and water inlet pipe is arranged with outlet pipe in water tank
Lower part, waterfog head are arranged in the top inner wall of water tank, U-shaped air hose joining water box top and the refrigerated dehumidification device；
First detection device is in charge of by threeway is respectively connected to high efficiency particulate air filter, air outlet, high temperature deodoriser, efficient mistake
One second detection device is set between the end and air outlet of filter, and second detection device is in charge of by two-way to be respectively connected to
Air outlet and high temperature deodoriser.
Further, bellows are fixed at the upper left corner of shell, and fresh air lower box part is fixedly installed air-intaking box, new bellows
It is connected to by non-return air port with air-intaking box, return air inlet is provided on air-intaking box, the second gauze, new inner bellows are provided in return air inlet
It is fixedly installed wind turbine.
Further, high temperature removes and is provided with temperature sensor on ozonizer.
Further, it is provided with liquid level gauge in water tank.
Further, the U-shaped of U-shaped air hose is set as 2, and drain valve is provided in 2U shapes.
Further, the first detection device includes Temperature and Humidity, ozone concentration detection, microbial limit detection, PM inspections
It surveys.
Further, it is provided with adsorption layer in high efficiency particulate air filter.
Further, the process route of the fresh air air cleaning system is as follows：Fresh air --->Primary filter --->Ozone disappears
Poison --->Gas storage --->High temperature deodorization --->Water-bath removal of impurities deodorization --->Refrigerated dehumidification --->Secondary filtration --->Detection --->Three
Grade filtering --->Detection --->Outlet air --->Return air.
Compared with prior art, the beneficial effects of the invention are as follows：By carrying disinfecting steps to fresh air air cleaning system
Inside carries out, while corresponding ozone-removing device is arranged so that the air-conditioning system can should not be left after some personnel enter
Indoor or not easy to use disinfection Code in Hazardous Special Locations use, meet air purification requirement and disinfection require.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the technical process schematic diagram of the present invention.
In figure, 1- air inlets, 2- gauzes, 3- wind turbines, the new bellows of 4-, 5- primary filters, 6- ozone generators, 7- gas storage
Tank, 8- air accumulators upper end, 9- air pumps, 10- air hoses, 11- air accumulators lower end, 12- water tanks, 13- ozone nozzle, 14-U shapes air hose,
It is imitated in 15- refrigerated dehumidifications device, the first detection devices of 16-, 17- high efficiency particulate air filters, 18- second detection devices, 19- air outlets, 21-
Filter, 22- drain valves, 23- water inlets, 24- water outlets, the second U-shapeds of 25-, 26- net with heating function, 27- heat-generating pipes, 28- temperature pass
Sensor, 29- high temperature deodoriser, 30- ozone nozzle, 31- semi-circular grooves, 33- non-returns air port, 34- air-intaking box, the second gauzes of 35-,
36- return air inlets.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment 1：A kind of fresh air air cleaning system as depicted in figs. 1 and 2, mainly by 37 new bellows 4 of shell, gas storage
Tank 7, high temperature are except ozonizer 29, water tank 12, refrigerated dehumidification device 15, intermediate filter 21, the first detection device 16, high efficiency particulate air filter
17 8 big sections form, and are connected by air hose between section, and throttle valve is both provided on air hose.Wherein, shell 37 is as package
The shield of entire fresh air air cleaning system, wherein the left survey of shell 37 is provided with the air inlet 1 for being connected to new bellows 4, air inlet
1 is internally provided with gauze 2, and 37 right side of shell is provided with the air outlet for being connected to the first detection device 16 and second detection device 16
19；Air accumulator epimere 8 and air accumulator hypomere 11, air accumulator epimere are provided in air accumulator 7）Bottom center be fixedly installed one
The upward arc groove 31 of a notch, 8 top of air accumulator epimere are provided with air pump 9, and the air inlet of air pump 9 is connected to new bellows 4, wind
The air outlet of pump 9 is connected with small air hose 10, small air hose（10）Air outlet be suspended in the slot of arc groove 31, arc groove 31 is main
Make the wind that small air hose 10 is produced by boasting that uniform flowing diffusion be presented；It is annular on 8 inner wall of air accumulator epimere above arc groove 31
It is provided with ozone nozzle 30, ozone nozzle 30 is connected to ozone generator 6, and nozzle mutually melts to the wind facies spray ozone uniformly spread
It closes, realizes disinfection；The upper-lower section of air accumulator 7 is separated by partition board, and a valve is arranged on partition board and is connected to upper-lower section, air accumulator hypomere
11 are connected to high temperature deodoriser 29, and epimere is mainly used for mixing disinfection, and hypomere is mainly used for gas storage, are ensureing that disinfection is adequately same
When, also ensure that system can be supplied continuously.
High temperature deodoriser 29 is made of the heat-generating pipe 27 of shell and setting inside the shell, is provided among heat-generating pipe 27 several
Net with heating function 26, net with heating function 26 are woven by heating wire, and high temperature deodoriser 29 is connected to the bottom of water tank 12；It is mixed with the sky of ozone
Gas flows into high temperature deodoriser by air hose, is decomposed by high temperature, and herein, the temperature of high temperature deodoriser is selected 100 DEG C~200
Preferably 120 DEG C between DEG C, temperature is too low to be unfavorable for decaying for ozone, the too high placement for being unfavorable for equipment of temperature.
Water tank 12 includes water inlet pipe 23, outlet pipe 24, waterfog head 13 and U-shaped air hose 14, water inlet pipe 23 and outlet pipe 24
It is arranged in the middle and lower part of water tank 12, waterfog head 13 is arranged in the top inner wall of water tank 12,14 joining water box 12 of U-shaped air hose top
Portion and the refrigerated dehumidification device 15, refrigerated dehumidification device（15）After be connected with the intermediate filter（21）；
First detection device 16 is in charge of by threeway is respectively connected to high efficiency particulate air filter 17, air outlet 19, high temperature deodoriser 29, high
A second detection device 18 is set between the end and air outlet 19 of effect filter 17, second detection device 18 passes through two reduction of fractions to a common denominators
Pipe is respectively connected to air outlet 19 and high temperature deodoriser 27.
Air by 29 deodorization of high temperature deodoriser comes water tank 12, is flowed up by 12 bottom of water tank, meanwhile, water tank 12
In ceaselessly water flowing, after-odour and extra oxygen are dissolved into water and are taken away, the setting of U-shaped air hose 14 is primarily to by water tank
The water-setting entrained by air in 12 out goes out and then flows into refrigerated dehumidification device 15 again, becomes pure air after refrigeration and dehumidifying
It flows into next stage medium air filtration to be filtered, filtered pure air flows into room after the detection of the first detection device is qualified
Between, if detection is unqualified, according to underproof project, checks whether that requirement can be reached after high-efficient purification, cannot then return
Different devices is returned to, main detection project has PM, humiture, ozone content, microbial limit, PM unqualified with humiture
When, it is handled by high efficiency particulate air filter, detects after high efficiency particulate air filter processing, then discharge again, ozone content detection is flowed when unqualified
It is handled again to high temperature deodoriser, air accumulator epimere is flowed to when microbial limit is unqualified and is disinfected again, it is so anti-
Multiple cycle is until qualified discharge.
Embodiment 2：On the basis of the above embodiments, in the present embodiment, bellows 4 are fixed to the upper left of shell 37
Angle is connected in 4 lower part of new bellows fixed setting air-intaking box 34, new bellows 4 with air-intaking box 34 by non-return air port 33, on air-intaking box 34
It is provided with return air inlet 36, the second gauze 35 is provided in return air inlet 36, wind turbine 3 is fixedly installed inside new bellows 4, power is provided；
Gauze 35 herein is mainly used for filtering meiofauna, prevents it from entering system.
Embodiment 3：On the basis of the above embodiments, in the present embodiment, in order to mitigate the load of medium effeciency filter, fresh air
Primary filter 5 is provided between case 4 and air accumulator 7.
Embodiment 4：On the basis of the above embodiments, in the present embodiment, in order to preferably control the temperature of high temperature deodoriser
Degree removes in high temperature and is provided with temperature sensor on ozonizer 29.
Embodiment 5：On the basis of the above embodiments, in the present embodiment, in order to make the water level in water tank convenient for control, water
It is provided with liquid level gauge in case 12.
Embodiment 6：On the basis of the above embodiments, in the present embodiment, the U-shaped of U-shaped air hose 14 is set as two,
It is provided with drain valve 22 on two U-shapeds 25.
Embodiment 7：On the basis of the above embodiments, in the present embodiment, the first detection device includes Temperature and Humidity, smelly
Oxygen concentration detection, microbial limit detection, PM detections and pollutant monitoring.
Embodiment 8：On the basis of the above embodiments, in the present embodiment, adsorption layer is provided in high efficiency particulate air filter 17.
Embodiment 9：On the basis of the above embodiments, in the present embodiment, the process route of fresh air air cleaning system is such as
Under：Fresh air --->Primary filter --->Ozonization --->Gas storage --->High temperature deodorization --->Water-bath removal of impurities deodorization --->Refrigeration is removed
It is wet --->Secondary filtration --->Detection --->Three-stage filtration --->Detection --->Outlet air --->Return air.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that
Those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations will be fallen in this Shen
It please be within disclosed scope and spirit.More specifically, disclose in the application, drawings and claims in the range of, can
With the building block and/or a variety of variations and modifications of layout progress to theme combination layout.In addition to building block and/or layout
Outside the modification and improvement of progress, to those skilled in the art, other purposes also will be apparent.
Claims (9)
- Be arranged 1. a kind of fresh air air cleaning system, including shell (37), inside shell (37) new bellows (4), air accumulator (7), High temperature is except ozonizer (29), water tank (12), refrigerated dehumidification device (15), intermediate filter (21), the first detection device (16), efficiently Filter (17) is connected between each section by air hose, and is both provided with throttle valve on air hose；The left survey setting of shell (37) There are the air inlet (1) for being connected to new bellows (4), air inlet (1) to be internally provided with gauze (2), shell (37) the right side company of being provided with It is connected to the air outlet (19) of the first detection device (16) and second detection device (16)；It is provided with gas storage in the air accumulator (7) Tank epimere (8) and air accumulator hypomere (11), there are one the upward arcs of notch for the bottom center fixed setting of air accumulator epimere (8) Slot (31), air accumulator epimere (8) top are provided with air pump (9), and the air inlet of air pump (9) is connected to new bellows (4), air pump (9) Air outlet be connected with air hose (10), the air outlet of air hose (10) is suspended in the slot of arc groove (31), on arc groove (31) Annular is provided with ozone nozzle (30) on air accumulator epimere (8) inner wall of side, and ozone nozzle (30) is connected to ozone generator (6), the upper-lower section of air accumulator (7) is separated by partition board, and a valve is arranged on partition board and is connected to upper-lower section, air accumulator hypomere (11) is even Pass to high temperature deodoriser (29)；The high temperature deodoriser (29) is made of the heat-generating pipe (27) of shell and setting inside the shell, is sent out Several net with heating function (26) are provided among heat pipe (27), net with heating function (26) is woven by heating wire, and high temperature deodoriser (29) is even It is connected to the bottom of water tank (12)；The water tank (12) includes water inlet pipe (23), outlet pipe (24), waterfog head (13) and U-shaped wind It manages (14), water inlet pipe (23) is arranged with outlet pipe (24) in the middle and lower part of water tank (12), and waterfog head (13) is arranged in water tank (12) in top inner wall, U-shaped air hose (14) joining water box (12) top and the refrigerated dehumidification device (15), refrigerated dehumidification device (15) it is connected to the intermediate filter (21) through air hose；First detection device (16) is in charge of by threeway to be respectively connected to High efficiency particulate air filter (17), air outlet (19), high temperature deodoriser (29), between the end and air outlet (19) of high efficiency particulate air filter (17) One second detection device (18) is set, and second detection device (18) is in charge of by two-way is respectively connected to air outlet (19) and height Warm deodoriser (27).
- 2. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：Bellows (4) fixed setting The upper left corner in shell (37), new bellows (4) lower part be fixedly installed air-intaking box (34), new bellows (4) and air-intaking box (34) by Non-return air port (33) is connected to, and return air inlet (36) is provided on air-intaking box (34), the second gauze (35) is provided in return air inlet (36), It is fixedly installed wind turbine (3) inside new bellows (4).
- 3. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：In new bellows (4) and air accumulator (7) primary filter (5) is provided between.
- 4. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：The high temperature removes ozonizer (29) On be provided with temperature sensor (28).
- 5. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：It is provided in the water tank (12) Liquid level gauge.
- 6. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：The U-shaped of the U-shaped air hose (14) Two are set as, drain valve (22) is provided on the second U-shaped (25).
- 7. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：First detection device includes Temperature and Humidity, ozone concentration detection, microbial limit detection, PM detections.
- 8. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：In the high efficiency particulate air filter (17) It is provided with adsorption layer.
- 9. a kind of fresh air air cleaning system according to claim 1, it is characterised in that：The fresh air air cleaning system Process route is as follows：Fresh air --->Primary filter --->Ozonization --->Gas storage --->High temperature deodorization --->Water-bath removes It is smelly --->Refrigerated dehumidification --->Secondary filtration --->Detection --->Three-stage filtration --->Detection --->Outlet air --->Return air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539844.1A CN108731148A (en) | 2018-05-30 | 2018-05-30 | Fresh air air cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539844.1A CN108731148A (en) | 2018-05-30 | 2018-05-30 | Fresh air air cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108731148A true CN108731148A (en) | 2018-11-02 |
Family
ID=63935971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810539844.1A Pending CN108731148A (en) | 2018-05-30 | 2018-05-30 | Fresh air air cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108731148A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112169529A (en) * | 2020-09-29 | 2021-01-05 | 薛丽 | Multistage air filtering device for urban rail vehicle |
-
2018
- 2018-05-30 CN CN201810539844.1A patent/CN108731148A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112169529A (en) * | 2020-09-29 | 2021-01-05 | 薛丽 | Multistage air filtering device for urban rail vehicle |
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