CN108325309A - A kind of filter apparatus for filtering liquid for air exchange - Google Patents
A kind of filter apparatus for filtering liquid for air exchange Download PDFInfo
- Publication number
- CN108325309A CN108325309A CN201710032599.0A CN201710032599A CN108325309A CN 108325309 A CN108325309 A CN 108325309A CN 201710032599 A CN201710032599 A CN 201710032599A CN 108325309 A CN108325309 A CN 108325309A
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- China
- Prior art keywords
- air
- filter chamber
- solid
- container
- conduit
- 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.)
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- 238000001914 filtration Methods 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 title claims abstract description 19
- 239000003570 air Substances 0.000 claims abstract description 127
- 239000007787 solid Substances 0.000 claims abstract description 35
- 239000012080 ambient air Substances 0.000 claims abstract description 9
- 230000008676 import Effects 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 7
- 150000001450 anions Chemical class 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 4
- 230000006698 induction Effects 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 230000000153 supplemental effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003905 indoor air pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/22—Ionisation
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The present invention provides a kind of filter apparatus for filtering liquid for air exchange, including engine base, container, air leading-in conduit, air delivery line and air pump；One end of air leading-in conduit is ambient air inlet, it is connected to by air pump extraneous, the other end of air leading-in conduit is that air imports opening, air leading-in conduit passes through engine base, and air imports the bottom that opening is inserted into container, solid filter chamber is fixedly installed in the middle part of container, container is separated out multiple filtration room by solid filter chamber, solid filter chamber top is upper filter chamber, solid filter chamber lower part is lower filter chamber, solid is loaded with solid filtration media in filter chamber, lower part filter chamber of solid filter chamber air induction port, solid filter chamber top is equipped with filter chamber's discharging port, the access of air delivery line is indoor.The outside air sucked can be filtered at many levels, effectively remove sour gas, PM2.5, dust particles etc., complete the update of room air, supplemental oxygen content improves indoor air quality.
Description
Technical field
The invention belongs to air filter fields, more particularly, to a kind of filter apparatus for filtering liquid for air exchange.
Background technology
Common door and window is exactly mainly to allow people and light to pass through while allowing the indoor and outdoors in house to constitute sealing, and hinder
Only air flowing brings floating dust into and generates the heat exchange other than needs, in order to avoid cause indoor air pollution and unexpected temperature
Degree variation.When people need ventilative, it usually can just open the window and allow fresh air to get in and mosquito is isolated with screen window
Etc insect get in.In recent years the aggravation integrally deteriorated with air quality, people dare not increasingly open the window it is ventilative,
The quality of room air is caused to deteriorate increasingly and the serious health for affecting people.Window is the effective of block contaminant
Barrier, but also become the artificial barrier of people and outdoor fresh air, only allow room to generate air exchange and air filtration
Function could fundamentally solve the problems, such as that people have a breath of fresh air indoors.
Invention content
It, can be to being sucked in view of this, the present invention is directed to propose a kind of filter apparatus for filtering liquid for air exchange
Outside air is filtered at many levels, is effectively removed acidity, PM2.5, dust particles etc., is completed the update of room air, is improved
Indoor air quality.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
A kind of filter apparatus for filtering liquid for air exchange, including engine base, container, air leading-in conduit, air delivery line and
Air pump；The container is that top opens lower part closure, and the lower part of the engine base is docked with the top seal of the container, the sky
One end of gas ingress pipe is ambient air inlet, the air extraneous by the way that the air pump connection is arranged, the air leading-in conduit
The other end is that air imports opening, and the air leading-in conduit passes through the engine base, and the air imports opening and is inserted into the appearance
The bottom of device is fixedly installed solid filter chamber in the middle part of the container, and the container is separated out mutually by the solid filter chamber
Disconnected multiple filtration room, solid filter chamber top are upper filter chamber, and solid filter chamber lower part is lower filter chamber,
It is loaded with filtered fluid in the upper filter chamber, lower filtered fluid is loaded in the lower filter chamber, is contained in the solid filter chamber
Equipped with solid filtration media, solid filter chamber lower part is equipped with the filter chamber's air induction port be connected with the lower filter chamber,
Solid filter chamber top is equipped with the filter chamber's discharging port be connected with the upper filter chamber, and the air delivery line runs through
The engine base, and the top of the container is connected in one end open, another end opening access is indoor.
Further, centralized control unit is provided in the engine base, the centralized control unit is equipped with alternating current access port,
The centralized control unit control connects the air pump.
Further, the ambient air inlet end of the air leading-in conduit is provided with temperature sensor, the temperature
Degree sensors back side is provided with heating member, and it is single that the temperature sensor and the heating member are connected respectively to the center control
Member.
Further, the ambient air inlet end of the air leading-in conduit is provided with outside air quality room and pops one's head in, institute
It states probe outside air quality room and is connected to the centralized control unit.
Further, it is provided in the engine base and pops one's head in air quality room and extend to the base outer, the sky
Makings amount interior probe is connected to the centralized control unit.
Further, it is provided with display unit in the engine base and extends to the base outer, the display unit connects
It is connected to the centralized control unit.
Further, be additionally provided with anion generator in the engine base, the anion generator be connected to it is described in
Heart control unit.
Further, the bottom of the container is equipped with water inlet, and the water inlet is connected to water supply network by executing valve,
The top of centralized control unit described in the execution valve controlled connection, the container is equipped with gap.
Further, the upper filtered fluid contained in the upper filter chamber is clean water, is contained in the lower filter chamber
The lower filtered fluid be alkaline solution.
Further, solid filter material is equipped in the upper filter chamber, the air delivery line is connected to Electrostatic Absorption chamber.
Compared with the existing technology, the filter apparatus for filtering liquid of the present invention for air exchange has the advantage that：
The present invention is powered by the way that city is electrically accessed alternating current access port to centralized control unit；When connecting the power supply of air pump,
Outdoor natural air can be sucked by the ambient air inlet of air leading-in conduit and import the lower filter chamber of opening indentation from air
Lower filtered fluid in, solid filter chamber can be entered from filter chamber's air induction port by the gas after lower filtrate, by solid
Enter in upper filter chamber from filter chamber's discharging port after body filter media, after upper filtered fluid is for re-filtering, and after
Continue and enter Electrostatic Absorption chamber after rising through solid filter material, then is led from air delivery line toward indoor designated space, to reach
After being filtered at outdoor air to the dilution of room air with exchange, as long as people periodic replacement up and down filter chamber filtered fluid, just
It can keep indoor air quality.The outside air sucked is filtered at many levels, can effectively remove sour gas,
PM2.5, dust particles etc., complete the update of room air, and supplemental oxygen content improves indoor air quality.
Centralized control unit can be timed startup and closing according to user's needs by not same date, different periods；It is logical
Excess temperature sensor can detect the gas in air leading-in conduit in real time into trip temperature, when temperature is less than setting value, open immediately
Dynamic heating member, to prevent equipment from freezing.
The bottom of container has water inlet, water inlet connection to execute valve and be connected with water supply network；Have on the top of container excessive
The mouth of a river executes valve as long as opening, and the water of water supply network, which just can be automatically replenished, is diluted replacement, and super water level and flow is from gap stream
Go out to enter sewer；Rate of water make-up executes valve by centralized control unit timing controlled.
Probe can detect extraneous real-time air quality outside air quality room, and probe being capable of sensing chamber in air quality room
The real-time quality of interior air, and the air quality respectively detected is transferred to centralized control unit, display unit can be controlled
In centralized control unit, display unit shows the air quality parameters of indoor and outdoor, and it is negative that centralized control unit can control startup
Anion is mixed into room air by ion generator, improves air quality.
Description of the drawings
The attached drawing for constituting the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the structural perspective of the present invention；
Fig. 2 is the structural schematic diagram that container adds water inlet, gap；
Fig. 3 is the structural schematic diagram of first embodiment of the invention；
Fig. 4 is the structural schematic diagram of second embodiment of the invention.
Reference sign：
1- present devices；3- engine bases；5- containers；7- air leading-in conduits；9- air pumps；11- air imports opening；Outside 12-
Boundary's air intlet；The upper filter chambers 13-；Filter chamber under 14-；15- solids filter chamber；17- solid filtration medias；The filter chambers 19- are empty
Conductance entrance；The filter chambers 21- discharging port；23- solid filter materials；25- Electrostatic Absorption chambers；27- air delivery lines；29-
Temperature sensor；It pops one's head in outside 30- air qualities room；31- heating members；It pops one's head in 32- air qualities room；33- centralized control units；
34- display units；35- anion generators；37- commercial power interfaces；60- water inlets；62- executes valve；64- gaps；66- extends
Conduit；68- stomatas；70- steam line systems；72- metering valve mechanisms；The rooms 74-；76- household electric refrigerators.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the present invention provides a kind of filter apparatus for filtering liquid for air exchange, by the way that city is electrically accessed alternating current
Interface 37 is powered to centralized control unit 33；When connecting the power supply of air pump 9, outdoor natural air can pass through air leading-in conduit
7 sucking of ambient air inlet 12 is simultaneously imported from air under 11 indentation of opening in the lower filtered fluid of filter chamber 14, by lower filtered fluid
Filtered gas can enter solid filter chamber 15 from filter chamber's air induction port 19, after the filtering of solid filtration media 17 from
Filter chamber's discharging port 21 enters in upper filter chamber 13, after upper filtered fluid is for re-filtering, and continues to rise through solid
Enter Electrostatic Absorption chamber 25 after filter material 23, then led from air delivery line 27 toward indoor designated space, to reach outdoor sky
After gas filtering to the dilution of room air with exchange, as long as the filtered fluid of people's periodic replacement filter chamber up and down, just can keep
Indoor air quality.
Centralized control unit 33 can be timed startup and closing according to user's needs by not same date, different periods；
The gas in air leading-in conduit 7 can be detected in real time into trip temperature by temperature sensor 29, when temperature is less than setting value, i.e.,
Shi Qidong heating members 31, to prevent equipment 9 from freezing.
As shown in Fig. 2, the bottom of container 5 has water inlet 60, the connection of water inlet 60 to execute valve 62 and be connected with water supply network；
There is gap 64 on the top of container 5, executes valve 62 as long as opening, the water of water supply network, which just can be automatically replenished, to be diluted more
It changes, super water level and flow exits into sewer from gap 64；Rate of water make-up executes valve 62 by 33 timing controlled of centralized control unit.
Probe 30 detects extraneous real-time air quality outside air quality room, and probe 32 detects Interior Spaces in air quality room
The real-time quality of gas, and the air quality respectively detected is transferred to centralized control unit 33, during display unit 34 is controlled by
Heart control unit 33, display unit 34 show indoor and outdoor air quality parameters, centralized control unit 33 control start bear from
Electronic generator 35, anion is mixed into room air, improves air quality.
It is illustrated in figure 3 the first embodiment of the present invention：The air delivery line 27 of present device 1 is extended in building
Each floor and each room in, form the steam line system 70 registered one's residence, the pipe end of each household has metering valve mechanism 72,
Indoor room 74 is supplied and is charged metering by metering valve mechanism 72.
It is illustrated in figure 4 the second embodiment of the present invention：Gas from present device 1 out is by extending conduit 66
It is laid again along room after into the freezing chamber of household electric refrigerator 76, the corresponding positions for extending conduit 66 are equipped with stomata 68, originally apply
The air that equipment 1 is confessed in example is cold air, can be adjusted into trip temperature to room
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of filter apparatus for filtering liquid for air exchange, it is characterised in that：Including engine base, container, air leading-in conduit, air
Delivery line and air pump；The container is that top opens lower part closure, the top seal pair of the lower part of the engine base and the container
It connects, one end of the air leading-in conduit is ambient air inlet, the air extraneous by the way that the air pump connection is arranged, the air
The other end of ingress pipe is that air imports opening, and the air leading-in conduit passes through the engine base, and the air imports opening and inserts
Enter the bottom of the container, be fixedly installed solid filter chamber in the middle part of the container, the solid filter chamber is by the container
It is separated out mutual disconnected multiple filtration room, solid filter chamber top is upper filter chamber, and solid filter chamber lower part is
Lower filter chamber is loaded with filtered fluid in the upper filter chamber, lower filtered fluid, the solid mistake is loaded in the lower filter chamber
Solid filtration media is loaded in filter chamber, solid filter chamber lower part is equipped with the filtering room air be connected with the lower filter chamber
Introducing port, solid filter chamber top are equipped with the filter chamber's discharging port be connected with the upper filter chamber, and the air is led
Outlet pipe runs through the engine base, and the top of the container is connected in one end open, and another end opening access is indoor.
2. the filter apparatus for filtering liquid according to claim 1 for air exchange, it is characterised in that：Setting in the engine base
There are centralized control unit, the centralized control unit to be equipped with alternating current access port, the centralized control unit control connects the gas
Pump.
3. the filter apparatus for filtering liquid according to claim 2 for air exchange, it is characterised in that：The air leading-in conduit
The ambient air inlet end be provided with temperature sensor, be provided with heating member, the temperature on rear side of the temperature sensor
Degree sensor and the heating member are connected respectively to the centralized control unit.
4. the filter apparatus for filtering liquid according to claim 2 for air exchange, it is characterised in that：The air leading-in conduit
The ambient air inlet end be provided with outside air quality room and pop one's head in, popping one's head in outside the air quality room is connected to the center
Control unit.
5. the filter apparatus for filtering liquid according to claim 2 for air exchange, it is characterised in that：Setting in the engine base
Have and the base outer is popped one's head in and extended in air quality room, probe is connected to the center control in the air quality room
Unit.
6. the filter apparatus for filtering liquid according to claim 2 for air exchange, it is characterised in that：Setting in the engine base
There is display unit and extend to the base outer, the display unit is connected to the centralized control unit.
7. the filter apparatus for filtering liquid according to claim 2 for air exchange, it is characterised in that：It is also set in the engine base
It is equipped with anion generator, the anion generator is connected to the centralized control unit.
8. the filter apparatus for filtering liquid according to claim 2 for air exchange, it is characterised in that：The bottom of the container
Equipped with water inlet, the water inlet is connected to water supply network by executing valve, and center controls described in the execution valve controlled connection
The top of unit, the container is equipped with gap.
9. being used for the filter apparatus for filtering liquid of air exchange according to claims 1 or 2 any one of them, it is characterised in that：It is described
The upper filtered fluid contained in upper filter chamber is clean water, and the lower filtered fluid contained in the lower filter chamber is that alkalinity is molten
Liquid.
10. being used for the filter apparatus for filtering liquid of air exchange according to claims 1 or 2 any one of them, it is characterised in that：It is described
Solid filter material is equipped in upper filter chamber, the air delivery line is connected to Electrostatic Absorption chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032599.0A CN108325309A (en) | 2017-01-16 | 2017-01-16 | A kind of filter apparatus for filtering liquid for air exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032599.0A CN108325309A (en) | 2017-01-16 | 2017-01-16 | A kind of filter apparatus for filtering liquid for air exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108325309A true CN108325309A (en) | 2018-07-27 |
Family
ID=62922705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710032599.0A Pending CN108325309A (en) | 2017-01-16 | 2017-01-16 | A kind of filter apparatus for filtering liquid for air exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108325309A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003117329A (en) * | 2001-10-16 | 2003-04-22 | Sumitomo Electric Ind Ltd | Dust collecting method of fine powder and dust collector for fine powder |
| CN203281184U (en) * | 2013-05-30 | 2013-11-13 | 李玉祥 | Liquid type air purifier |
| CN104864507A (en) * | 2015-04-07 | 2015-08-26 | 谢振宇 | Novel air purifier |
| CN105363300A (en) * | 2015-11-26 | 2016-03-02 | 马一先 | Smoke dust filter |
| CN205127715U (en) * | 2015-11-04 | 2016-04-06 | 费绍栋 | Novel pressure -fired air purification device |
| CN105605690A (en) * | 2016-01-21 | 2016-05-25 | 西北大学 | Indoor air purifying system and method based on wet filtering |
| CN206424733U (en) * | 2017-01-16 | 2017-08-22 | 王存 | A kind of filter apparatus for filtering liquid for air exchange |
-
2017
- 2017-01-16 CN CN201710032599.0A patent/CN108325309A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003117329A (en) * | 2001-10-16 | 2003-04-22 | Sumitomo Electric Ind Ltd | Dust collecting method of fine powder and dust collector for fine powder |
| CN203281184U (en) * | 2013-05-30 | 2013-11-13 | 李玉祥 | Liquid type air purifier |
| CN104864507A (en) * | 2015-04-07 | 2015-08-26 | 谢振宇 | Novel air purifier |
| CN205127715U (en) * | 2015-11-04 | 2016-04-06 | 费绍栋 | Novel pressure -fired air purification device |
| CN105363300A (en) * | 2015-11-26 | 2016-03-02 | 马一先 | Smoke dust filter |
| CN105605690A (en) * | 2016-01-21 | 2016-05-25 | 西北大学 | Indoor air purifying system and method based on wet filtering |
| CN206424733U (en) * | 2017-01-16 | 2017-08-22 | 王存 | A kind of filter apparatus for filtering liquid for air exchange |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180727 |
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| RJ01 | Rejection of invention patent application after publication |