CN109630240A - A kind of air cleaning filter - Google Patents
A kind of air cleaning filter Download PDFInfo
- Publication number
- CN109630240A CN109630240A CN201811363564.6A CN201811363564A CN109630240A CN 109630240 A CN109630240 A CN 109630240A CN 201811363564 A CN201811363564 A CN 201811363564A CN 109630240 A CN109630240 A CN 109630240A
- Authority
- CN
- China
- Prior art keywords
- filter housing
- tail gas
- filter
- air cleaning
- slot
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processes For Solid Components From Exhaust (AREA)
Abstract
The invention discloses a kind of air cleaning filters, including tail gas purification by diffusion device, the tail gas purification by diffusion device includes filter housing, the filter housing is made of stainless steel material, the filter housing side is equipped with air inlet pipe, fixed link is equipped with inside the filter housing, bearing is equipped with inside the fixed link, the Bearing inner is equipped with shaft, spiral diffuser vane is equipped on the outside of the shaft, spiral diffuser vane surface is equipped with air slot, the first filter plate is equipped at the top of the fixed link, first filter plate is fixedly connected with filter housing inner wall, the first filter plate top is equipped in tail gas and chamber, tracheae is equipped at the top of the filter housing, the tracheae is through filter housing and extends in tail gas and chamber.The present invention is conducive to buffer the vehicle exhaust of high speed ejection by setting tail gas purification by diffusion device, increases the reaction time of NO, NO and CO in catalyst and vehicle exhaust, reaction efficiency is promoted, to promote the filter effect of vehicle exhaust.
Description
Technical field
The present invention relates to vehicle exhaust filtration art, in particular to a kind of air cleaning filter.
Background technique
Currently, common car tail-gas filter, is reacted with NO, NO2 in vehicle exhaust with CO using catalyst, it is raw
At both uncontaminated gases of CO2 and N2, but it is equipped with the automobile of diesel engine, due to containing in the tail gas of diesel engine
Black smoke particle needs to carry out NO, NO2 and CO in vehicle exhaust purified treatment in the treatment process to black smoke particle, but
Be NO, NO2 and CO due to fast speed when vehicle exhaust sprays, in catalyst and vehicle exhaust can not fast reaction, NO,
After NO2 and CO discharge, to cause the pollution to external environment, poor filtration effect.
Therefore, it is necessary to solve the above problems to invent a kind of air cleaning filter.
Summary of the invention
The purpose of the present invention is to provide a kind of air cleaning filter, vehicle exhaust enters in filter housing from air inlet pipe
Portion tells the vehicle exhaust of ejection to be sprayed on spiral diffuser vane later, tail of the air slot on spiral diffuser vane to ejection
Gas is oriented to, so that spiral diffuser vane drives shaft to be rotated, to the tail gas of ejection will be told to buffer, simultaneously
Tail gas is dispersed to around shaft, the first filter plate is by the black smoke particle filtering in vehicle exhaust later, later vehicle exhaust into
Enter into tail gas and chamber in and intracavitary portion, then through tracheae into tail gas and chamber delivered inside catalyst so that catalyst with
NO, NO in vehicle exhaust are sufficiently mixed with CO to react, and is conducive to buffer the vehicle exhaust of high speed ejection, increases catalysis
The reaction time of NO, NO and CO in agent and vehicle exhaust promote reaction efficiency, so that the filter effect of vehicle exhaust is promoted,
To solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of air cleaning filter, including tail gas are spread
Purification device, the tail gas purification by diffusion device includes filter housing, and the filter housing is made of stainless steel material, the filter housing
Side is equipped with air inlet pipe, and fixed link is equipped with inside the filter housing, is equipped with bearing inside the fixed link, the Bearing inner is set
There is shaft, spiral diffuser vane is equipped on the outside of the shaft, spiral diffuser vane surface is equipped with air slot, the fixed link
Top is equipped with the first filter plate, and first filter plate is fixedly connected with filter housing inner wall, is equipped at the top of first filter plate
In tail gas and chamber, it being equipped with tracheae at the top of the filter housing, the tracheae is through filter housing and extends in tail gas and chamber, and described turn
Axis side is equipped with baffle, and the baffle is fixedly connected with filter housing inner wall, and the baffle cross-sectional shape is set as arc, described
The filter housing other side is equipped with escape pipe, and the second filter plate is equipped with inside the escape pipe, secondary outlet is equipped on the outside of the escape pipe
Mouthful.
Preferably, the baffle bottom is equipped with impurity collection device, and the impurity collection device includes collecting board, the receipts
Collect plate surface and be equipped with collecting tank, the collecting tank cross section is set as infundibulate, the collecting board and the fixed company of filter housing inner wall
It connects.
Preferably, the collecting board bottom is equipped with collecting chamber, is equipped with isolation board inside the collecting chamber, the isolation board with
Collecting chamber is fixedly connected, and the isolation board is to be obliquely installed.
Preferably, it is equipped with sliding slot inside the collecting chamber, sliding block is equipped with inside the sliding slot, the sliding block and sliding slot slide
Connection.
Preferably, the sliding block leading flank is equipped with bull stick, is equipped with stop collar, the stop collar and sliding block on the outside of the bull stick
It is fixedly connected.
Preferably, the bull stick bottom is equipped with scraper plate, and the scraper plate matches with collecting chamber.
Preferably, card slot is equipped with inside the sliding block, the card slot inner wall is equipped with placing groove, is equipped with inside the placing groove
Spring, the spring bottom are equipped with fixture block.
Preferably, kelly is equipped with inside the card slot, the kelly surface is equipped with locating slot, the fixture block and locating slot phase
Matching.
Preferably, the kelly side is equipped with slide bar, and the slide bar is slidably connected with sliding slot, and the slide bar side, which is equipped with, draws
Ring；
Preferably, the collecting chamber side is equipped with leak, and leakage plug is equipped with inside the leak, and the leakage plug connects with leak screw thread
It connects.
Technical effect and advantage of the invention:
1, the present invention is entered inside filter housing by setting tail gas purification by diffusion device, vehicle exhaust from air inlet pipe, Zhi Hougao
Tell that the vehicle exhaust of ejection is sprayed on spiral diffuser vane, the air slot on spiral diffuser vane leads the tail gas of ejection
To so that spiral diffuser vane drives shaft to be rotated, so that the tail gas of ejection will be told to buffer, while by tail gas point
It is dissipated to around shaft, the first filter plate is by the black smoke particle filtering in vehicle exhaust later, and vehicle exhaust enters tail gas later
It neutralizes in chamber and intracavitary portion, then through tracheae into tail gas and chamber delivered inside catalyst, so that catalyst and vehicle exhaust
In NO, NO be sufficiently mixed and react with CO, be conducive to buffer the vehicle exhaust of high speed ejection, increase catalyst and automobile
The reaction time of NO, NO and CO in tail gas promote reaction efficiency, to promote the filter effect of vehicle exhaust；
2, by setting impurity collection device, vehicle exhaust is isolated in baffle, and the impurity after filter housing self-filtering is fallen in
It on collecting board, is entered inside collecting chamber by collecting tank later, isolation board carries out impurity in collecting chamber interior living area
It limits, by the leakage plug rotating separation inside leak when needing to handle impurity, slide bar is extend into inside sliding slot later, kelly is stuck in
Inside card slot, while spring pushes fixture block to be stuck in inside locating slot, pulls drawing clitellum moving slide-bar in sliding slot internal slide later, so
The impurity inside collecting chamber is scraped and is leaked out at leak by scraper plate afterwards, and stop collar is defined the rotational trajectory of scraper plate, is conducive to
Effectively filtered impurity is collected and is cleaned, dependency structure inside impurity blocking filter housing is prevented, avoids influencing this
The filter effect of invention, it is convenient that filter housing inside is cleared up.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the portion A partial structural diagram in Fig. 1 of the invention.
Fig. 3 is sliding block cross-sectional view of the invention.
In figure: 1 tail gas purification by diffusion device, 2 filter housings, 3 air inlet pipe, 4 fixed links, 5 bearings, 6 shafts, the diffusion of 7 spirals
Blade, 8 air slots, 9 first filter plates, in 10 tail gas and chamber, 11 tracheaes, 12 baffles, 13 escape pipes, 14 second filter plates, 15
Secondary gas outlet, 16 impurity collection devices, 17 collecting boards, 18 collecting tanks, 19 collecting chambers, 20 isolation boards, 21 sliding slots, 22 sliding blocks, 23
Bull stick, 24 stop collars, 25 scraper plates, 26 card slots, 27 placing grooves, 28 springs, 29 fixture blocks, 30 kellies, 31 locating slots, 32 slide bars, 33
Pull ring, 34 leak, 35 leakage plugs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
The present invention provides a kind of air cleaning filter as shown in Figs. 1-3, including tail gas purification by diffusion device 1, the tails
Gas purification by diffusion device 1 includes filter housing 2, and the filter housing 2 is made of stainless steel material, 2 side of filter housing be equipped with into
Tracheae 3 is equipped with fixed link 4 inside the filter housing 2, and bearing 5 is equipped with inside the fixed link 4, is equipped with and turns inside the bearing 5
Axis 6, spiral diffuser vane 7 is equipped on the outside of the shaft 6, and 7 surface of spiral diffuser vane is equipped with air slot 8, the fixation
The first filter plate 9 is equipped at the top of bar 4, first filter plate 9 is fixedly connected with 2 inner wall of filter housing, and first filter plate 9 pushes up
Portion is equipped in tail gas and chamber 10, tracheae 11 is equipped at the top of the filter housing 2, the tracheae 11 is through filter housing 2 and extends to tail
Gas neutralizes chamber 10, and 6 side of shaft is equipped with baffle 12, and the baffle 12 is fixedly connected with 2 inner wall of filter housing, the baffle 12
Cross-sectional shape is set as arc, and 2 other side of filter housing is equipped with escape pipe 13, is equipped with the second mistake inside the escape pipe 13
Filter plate 14 is equipped with secondary gas outlet 15 on the outside of the escape pipe 13.
As can be seen from the above embodiments: the present invention by setting tail gas purification by diffusion device 1, vehicle exhaust from air inlet pipe 3 into
Enter to inside filter housing 2, the vehicle exhaust of ejection is told to be sprayed on spiral diffuser vane 7 later, leading on spiral diffuser vane 7
The tail gas of 8 pairs of air drain ejections is oriented to, so that spiral diffuser vane 7 drives shaft 6 to be rotated, thus by the tail gas of ejection
It buffering, while tail gas being dispersed to around shaft 6, the first filter plate 9 is by the black smoke particle filtering in vehicle exhaust later,
Later vehicle exhaust enter in tail gas and chamber 10 in and intracavitary portion, then by tracheae 11 into tail gas and 10 delivered inside of chamber
Catalyst reacts so that catalyst is sufficiently mixed with NO, NO2 in vehicle exhaust with CO, is conducive to the automobile to high speed ejection
Tail gas is buffered, and the reaction time of NO, NO2 and CO in catalyst and vehicle exhaust are increased, and reaction efficiency is promoted, to mention
Rise the filter effect of vehicle exhaust.
Embodiment 2
Further, in above-described embodiment 1,12 bottom of baffle is equipped with impurity collection device 16, and the impurity collects dress
Setting 16 includes collecting board 17, and 17 surface of collecting board is equipped with collecting tank 18, and 18 cross section of collecting tank is set as infundibulate,
The collecting board 17 is fixedly connected with 2 inner wall of filter housing, and by the way that impurity collection device 16 is arranged, baffle 12 carries out vehicle exhaust
It is isolated, the impurity after 2 self-filtering of filter housing is fallen on collecting board 17, is entered in collecting chamber 19 by collecting tank 18 later
Portion, isolation board 20 are defined impurity in 19 interior living area of collecting chamber, will be inside leak 34 when needing to handle impurity
Slide bar 32, extend into inside sliding slot 21 by leakage 35 rotating separations of plug later, and kelly 30 is stuck in inside card slot 26, and stop collar 24 is to scraping
The rotational trajectory of plate 25 is defined, and is conducive to that effectively filtered impurity is collected and is cleaned, is prevented impurity from blocking
2 inside dependency structure of filter housing, avoids influencing filter effect of the invention, convenient to clearing up inside filter housing 2；
17 bottom of collecting board is equipped with collecting chamber 19, is equipped with isolation board 20 inside the collecting chamber 19, the isolation board 20 with
Collecting chamber 19 is fixedly connected, and the isolation board 20 is to be obliquely installed；
It is equipped with sliding slot 21 inside the collecting chamber 19, sliding block 22 is equipped with inside the sliding slot 21, the sliding block 22 and sliding slot 21 are sliding
Dynamic connection；
22 leading flank of sliding block is equipped with bull stick 23, is equipped with stop collar 24, the stop collar 24 and sliding block on the outside of the bull stick 23
22 are fixedly connected；
23 bottom of bull stick is equipped with scraper plate 25, and the scraper plate 25 matches with collecting chamber 19, by the way that scraper plate 25, while bullet is arranged
Spring 28 pushes fixture block 29 to be stuck in inside locating slot 31, pulls pull ring 33 with moving slide-bar 32 in 21 internal slide of sliding slot later, then
Impurity inside collecting chamber 19 is scraped and is leaked out at leak 34 by scraper plate 25；
Card slot 26 is equipped with inside the sliding block 22,26 inner wall of card slot is equipped with placing groove 27, is equipped with inside the placing groove 27
Spring 28,28 bottom of spring are equipped with fixture block 29；
Kelly 30 is equipped with inside the card slot 26,30 surface of kelly is equipped with locating slot 31, the fixture block 29 and locating slot 31
Match；
30 side of kelly is equipped with slide bar 32, and the slide bar 32 is slidably connected with sliding slot 21, and 32 side of slide bar, which is equipped with, draws
Ring 33；
19 side of collecting chamber is equipped with leak 34, and leakage plug 35, the leakage plug 35 and 34 spiral shell of leak are equipped with inside the leak 34
Line connection.
Working principle of the present invention:
Referring to Figure of description 1, vehicle exhaust enters inside filter housing 2 from air inlet pipe 3, tells the vehicle exhaust of ejection later
It is sprayed on spiral diffuser vane 7, the tail gas of 8 pairs of air slot ejections on spiral diffuser vane 7 is oriented to, so that spiral is spread
Blade 7 drives shaft 6 to be rotated, so that the tail gas of ejection will be told to buffer, while tail gas is dispersed to shaft 6 weeks
It encloses, the first filter plate 9 is by the black smoke particle filtering in vehicle exhaust later, and vehicle exhaust enters in tail gas and in chamber 10 later
With intracavitary portion, then through tracheae 11 into tail gas and 10 delivered inside catalyst of chamber, so that in catalyst and vehicle exhaust
NO, NO2 are sufficiently mixed with CO to react, and the tail gas after neutralizing later enters escape pipe 13 after the filtering of the second filter plate 14
Place, multiple pair gas outlets 15 increase the tail gas velocity of discharge, avoid high pressure gas from generating damage to escape pipe 13, effectively to high speed
The vehicle exhaust of ejection is buffered, and the reaction time of NO, NO2 and CO in catalyst and vehicle exhaust are increased, and promotes reaction
Efficiency, to promote the filter effect of vehicle exhaust；
Referring to Figure of description 2-3, vehicle exhaust is isolated in baffle 12, and the impurity after 2 self-filtering of filter housing falls in receipts
Collect on plate 17, is entered inside collecting chamber 19 by collecting tank 18 later, isolation board 20 is to impurity in 19 internal activity of collecting chamber
Region is defined, and by 35 rotating separation of leakage plug inside leak 34 when needing to handle impurity, slide bar 32 is extend into cunning later
Inside slot 21, kelly 30 is stuck in inside card slot 26, while spring 28 pushes fixture block 29 to be stuck in inside locating slot 31, pulls draw later
Ring 33 is with moving slide-bar 32 in 21 internal slide of sliding slot, and then the impurity inside collecting chamber 19 is scraped and leaked at leak 34 by scraper plate 25
Out, stop collar 24 is defined the rotational trajectory of scraper plate 25, can effectively filtered impurity is collected and be cleaned,
Prevent impurity from blocking 2 inside dependency structure of filter housing, avoid influencing filter effect of the invention, it is convenient to inside filter housing 2 into
Row cleaning.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (10)
1. a kind of air cleaning filter, it is characterised in that: including tail gas purification by diffusion device (1), the tail gas purification by diffusion
Device (1) includes filter housing (2), and the filter housing (2) is made of stainless steel material, and filter housing (2) side is equipped with air inlet
It manages (3), is equipped with fixed link (4) inside the filter housing (2), be equipped with bearing (5) inside the fixed link (4), the bearing (5)
Inside is equipped with shaft (6), is equipped with spiral diffuser vane (7) on the outside of the shaft (6), spiral diffuser vane (7) surface is set
Have air slot (8), be equipped with the first filter plate (9) at the top of the fixed link (4), in first filter plate (9) and filter housing (2)
Wall is fixedly connected, and is equipped in tail gas at the top of first filter plate (9) and chamber (10), filter housing (2) top are equipped with tracheae
(11), the tracheae (11) through filter housing (2) and extends to chamber (10) in tail gas, and shaft (6) side is equipped with baffle
(12), the baffle (12) is fixedly connected with filter housing (2) inner wall, and baffle (12) cross-sectional shape is set as arc, institute
Filter housing (2) other side is stated equipped with escape pipe (13), the escape pipe (13) is internal to be equipped with the second filter plate (14), the outlet
It manages and is equipped with secondary gas outlet (15) on the outside of (13).
2. a kind of air cleaning filter according to claim 1, it is characterised in that: baffle (12) bottom is equipped with miscellaneous
Matter collection device (16), the impurity collection device (16) include collecting board (17), and collecting board (17) surface, which is equipped with, collects
Slot (18), collecting tank (18) cross section are set as infundibulate, the collecting board (17) and the fixed company of filter housing (2) inner wall
It connects.
3. a kind of air cleaning filter according to claim 2, it is characterised in that: collecting board (17) bottom is equipped with
Collecting chamber (19), the collecting chamber (19) is internal to be equipped with isolation board (20), the isolation board (20) and collecting chamber (19) fixed company
It connects, the isolation board (20) is to be obliquely installed.
4. a kind of air cleaning filter according to claim 3, it is characterised in that: be equipped with inside the collecting chamber (19)
Sliding slot (21), the sliding slot (21) is internal to be equipped with sliding block (22), and the sliding block (22) is slidably connected with sliding slot (21).
5. a kind of air cleaning filter according to claim 4, it is characterised in that: sliding block (22) leading flank is equipped with
Bull stick (23), bull stick (23) outside are equipped with stop collar (24), and the stop collar (24) is fixedly connected with sliding block (22).
6. a kind of air cleaning filter according to claim 5, it is characterised in that: bull stick (23) bottom is equipped with and scrapes
Plate (25), the scraper plate (25) match with collecting chamber (19).
7. a kind of air cleaning filter according to claim 4, it is characterised in that: be equipped with card inside the sliding block (22)
Slot (26), card slot (26) inner wall are equipped with placing groove (27), are equipped with spring (28) inside the placing groove (27), the spring
(28) bottom is equipped with fixture block (29).
8. a kind of air cleaning filter according to claim 7, it is characterised in that: be equipped with card inside the card slot (26)
Bar (30), kelly (30) surface are equipped with locating slot (31), and the fixture block (29) matches with locating slot (31).
9. a kind of air cleaning filter according to claim 8, it is characterised in that: kelly (30) side, which is equipped with, to be slided
Bar (32), the slide bar (32) are slidably connected with sliding slot (21), and slide bar (32) side is equipped with pull ring (33).
10. a kind of air cleaning filter according to claim 3, it is characterised in that: collecting chamber (19) side is set
Have leak (34), leakage plug (35) is equipped with inside the leak (34), the leakage plug (35) is threadedly coupled with leak (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811363564.6A CN109630240B (en) | 2018-11-16 | 2018-11-16 | Air purifying filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811363564.6A CN109630240B (en) | 2018-11-16 | 2018-11-16 | Air purifying filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109630240A true CN109630240A (en) | 2019-04-16 |
| CN109630240B CN109630240B (en) | 2021-03-26 |
Family
ID=66068218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811363564.6A Active CN109630240B (en) | 2018-11-16 | 2018-11-16 | Air purifying filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109630240B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5083435A (en) * | 1990-07-23 | 1992-01-28 | Lin Ching Chih | Exhaust pipe with turbine vane |
| CN206981361U (en) * | 2017-05-07 | 2018-02-09 | 福州绿邦环保有限公司 | A kind of water process flocculate precipitate automatic cleaning apparatus |
-
2018
- 2018-11-16 CN CN201811363564.6A patent/CN109630240B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5083435A (en) * | 1990-07-23 | 1992-01-28 | Lin Ching Chih | Exhaust pipe with turbine vane |
| CN206981361U (en) * | 2017-05-07 | 2018-02-09 | 福州绿邦环保有限公司 | A kind of water process flocculate precipitate automatic cleaning apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109630240B (en) | 2021-03-26 |
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