CN106642432A - Efficient filter sealing device - Google Patents
Efficient filter sealing device Download PDFInfo
- Publication number
- CN106642432A CN106642432A CN201611252857.8A CN201611252857A CN106642432A CN 106642432 A CN106642432 A CN 106642432A CN 201611252857 A CN201611252857 A CN 201611252857A CN 106642432 A CN106642432 A CN 106642432A
- Authority
- CN
- China
- Prior art keywords
- air
- filter
- sealing
- airduct
- water tank
- 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
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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
- F24F3/167—Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2418—Honeycomb filters
- B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2418—Honeycomb filters
- B01D46/2451—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure
- B01D46/2486—Honeycomb filters characterized by the geometrical structure, shape, pattern or configuration or parameters related to the geometry of the structure characterised by the shapes or configurations
- B01D46/2496—Circular
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- 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
- 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
Abstract
The invention discloses an efficient filter sealing device. A circular hole is formed in the upper end of a cylindrical filter for being connected with an air duct; according to the efficient filter sealing device, air is sent from the inside of the filter to the outside; the cylindrical filter is provided with only one circular hole, and sealing is quite easy, so that air entering the cylindrical filter is completely filtered, and the filtered air enters the air duct; a shell part comprises two semi-circular box bodies which are connected to form a cylindrical shape; a joint is sealed with a sealing strip; an upper semi-circular hole and a lower semi-circular hole form a circular hole; sealing gaskets are arranged at the upper and lower edges of the circular hole; the sealing effect can be achieved after the air duct is mounted through a connection block; and the air pressure in the air duct is greater than the outside air pressure, accordingly, the outside air cannot enter the air duct, the filtered air can only enter a laminar-flow air-blow ceiling through the air duct, the laminar-flow air-blow ceiling further purifies the air, and the air which is finally introduced into an operating room is clean air without any pollution.
Description
Technical field
The present invention relates to clean operating room equipment, particularly relates to a kind of high efficiency particulate air filter sealing device.
Background technology
At present, clean operating room is to take microorganism pollution the different control of degree using air purity technique, is reached
Air purity is suitable to the requirement of all kinds of operations in control spatial environmentss；And suitable epidemic disaster is provided, create a cleaning and relax
Suitable operative space environment.Clean operating room not only requires the air of high cleaning, into operating room air first must Jing it is high
Effect filter cleaning, and requirement can control the circulating direction of air-flow, i.e., using the ultra-clean device of laminar flow, make air-flow high from cleanliness factor
Operative region flow to the low region of cleanliness factor, and take away and discharge the dust granules in air-flow and antibacterial, laminar flow is that one is thin
Little, thin layer air-flow, is conveyed with uniform flow velocity to same direction, and the direction of purifying gas flow is divided into vertical laminar flow and level course
Two kinds of streaming, vertical laminar flow high efficiency particulate air filter is mounted in the surface of operation sick bed, and air-flow is vertically blowed, and return air inlet is located at metope
Corner, it is ensured that operating-table cleanliness factor is up to standard, much more general to adopt vertical laminar flow, effect preferably, clean operating room be one just
Pressure ring border, its air pressure is according to its zones of different (as between operating room, aseptic preparation, between Scrub Room, anesthesia and surrounding clear area
Domain etc.) the different requirement of cleanliness factor and it is different.
As shown in figure 1, Fig. 1 is clean operating room air intake filtration system schematic diagram of the prior art, air processor 101
Pipeline air inlet is installed on, wind deflector 102 is provided with pipeline, wind deflector 102 directs the air to air filter 103, institute
State and surround in air filter 103 plenum chamber, plenum chamber lower end ceiling is provided with laminar flow air-blow ceiling 109, in laminar flow
The middle part of air-blow ceiling 109 is hollow hole, operating lamp 104 is provided with the ceiling at the hollow hole, under the operating lamp 104
Side is operating-table 108, and operating room corner is provided with exhaust outlet, and air-out defecator 107, the air-out are provided with exhaust outlet
Defecator 107 is arranged at the mouth of pipe of exhaust duct 106, in the interlayer that the outer end of the exhaust duct 106 is guided in ceiling,
Its end is provided with extractor fan 105.
As illustrated by the arrows in fig. 1, air is entered from air processor 101, and air processor 101 is preliminary by extraneous air
Pipeline is sent into after process, then air filter 103 is delivered to by wind deflector 102, the meeting in installation process due to air filter 103
There is gap with other plate bodys, during air intake, air can enter plenum chamber from gap location, then again from laminar flow air-blow ceiling
109 enter operating room, although laminar flow air-blow ceiling 109 also has purification, but gap location enters the impact of air and exists always
In operating room, therefore, in the urgent need to a kind of sealing structure is applied on filter, make the air into operating room reach clean effect
Really.
The content of the invention
For deficiency of the prior art, it is close that the technical problem to be solved in the present invention there are provided a kind of high efficiency particulate air filter
Seal apparatus.
To solve above-mentioned technical problem, the present invention is realized by below scheme：A kind of high efficiency particulate air filter sealing device, should
Sealing device connects the air outlet of air processor by airduct；
The air intake of the air processor connects the air outlet of a tank top by airduct, and the bottom of the water tank is connected with
Blast pipe, the blast pipe other end connection air pump；
The sealing device includes outer casing member, and the outer casing member includes two semicircle box bodys, half circular diameter of the semicircle box body
Center is provided with semicircle orifice, and the upper following edge of semicircle orifice is provided with step groove, and the step groove is used to install sealing gasket, two
Semicircle box opening face is fitted and connected, and joint face is provided with sealing strip sealing, after two semicircle box opening faces are fitted and connected,
Cylindrical shape is formed, two semicircle orifice pieces together a circular port, cylindrical shape outer casing member inner chamber body is provided with round filtration
Device；
The round filter is in cylindrical shape, and thereon end face center is provided with a round tube hole, and in addition to the round tube hole, its lap is
Filtering surface, in circle filter interior cavity volume is provided with, and round tube hole connects the cavity volume, and round tube hole lower edges are provided with step groove, step
Sealing gasket is provided with groove；
The outer casing member is connected to the wall of airduct by contiguous block, and contiguous block is by close at circular port lower edges step groove
Packing is sealed with outer casing member；
The round filter is connected to the wall of airduct by contiguous block, and contiguous block is by sealing gasket and circle filter seal；
The air outlet of the airduct extends the cavity volume of round filter；
Discharge pipe is provided with the circular port of the outer casing member bottom, discharge pipe is connected with circle filter by contiguous block, is connected
Block is by sealing gasket and circle filter seal；
The port of export of the discharge pipe is connected to the air inlet of laminar flow air-blow ceiling, in the connection of discharge pipe and laminar flow air-blow ceiling
Place is provided with sealing gasket.
Further, the bottom surface of the air pump is highly higher than the height of water tank upper surface.
Further, it is provided with gap between the outer casing member inwall and circle filter outer wall and forms air channel.
Further, filter sealing device includes following operating procedure：
1）, air pump suction extraneous air, by air send into be connected in the blast pipe of water tank, air enters water tank along blast pipe
Interior, water tank is equipped with water, and in water tank upper an intersegmental gap is left, and the preliminary filtration of air Jing water removes the dust in air；
2）, air Jing after water filtration, along the airduct air inlet processor for being connected to tank top centre bore, air processor
Harmful gass in air are removed, and the air after process is sent into the cavity volume in circle filter by airduct；
3）, air enter cavity volume after, can along circle filter round side wall and upper bottom surface direction move, Jing circle filter filtration
Afterwards, air enters air channel, and air enters discharge pipe along air channel；
4）, discharge pipe direct the air to laminar flow air-blow ceiling.
Relative to prior art, the invention has the beneficial effects as follows：The invention discloses a kind of high efficiency particulate air filter sealing device,
Filter adopts cylindrical filter, is provided with circular hole for being connected with airduct in cylindrical filter upper end, traditional filter
System is that air is filtered from outside to inside, and the present invention is air from filter interior to sending outside, due to circle filter only one of which
Circular orifices, it is easy to accomplish sealing, can completely be filtered hence into the air of circle filter, and the air after filtration enters
Enter air channel, air channel is that the gap between outer casing member and circle filter is formed, outer casing member includes two semicircle box bodys, two and half
After connecting between round box, form cylindric, junction is sealed with sealing strip, and upper and lower two semicircle orifices form circular hole, circular hole
Lower edges are provided with sealing gasket, and being installed using contiguous block can reach the effect of sealing after airduct, due to the air pressure in air channel
Power is more than extraneous air pressure, therefore, extraneous air is cannot be introduced in air channel, and the air after filtration can only pass through air-out
Pipe is entered in laminar flow air-blow ceiling, and laminar flow air-blow ceiling further to purification of air, finally imports the indoor air of operation
For pure air, no pollution.
Description of the drawings
Fig. 1 is clean operating room air intake filtration system schematic diagram of the prior art；
Fig. 2 is high efficiency particulate air filter schematic diagram of sealing device of the present invention；
Fig. 3 is outer casing member of the present invention and circle filter connection structure schematic diagram；
Fig. 4 is present invention circle filter structure schematic representation；
Fig. 5 is outer casing member semicircle housing structure chart of the present invention.
Specific embodiment
The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, apparent clearly defines so as to make to protection scope of the present invention.
Accompanying drawing 2-5 is refer to, a kind of high efficiency particulate air filter sealing device of the present invention, the sealing device is connected by airduct 209
Connect the air outlet of air processor 101；
The air intake of the air processor 101 connects the air outlet at the top of a water tank 202 by airduct, the water tank 202
Bottom is connected with blast pipe, the blast pipe other end connection air pump 201；
The sealing device includes outer casing member 203, and the outer casing member 203 includes two semicircle box bodys, the half of the semicircle box body
Circular diameter center is provided with semicircle orifice 2031, and the upper following edge of semicircle orifice 2031 is provided with step groove, and the step groove is used for
Sealing gasket 207 is installed, two semicircle box opening faces are fitted and connected, joint face is provided with sealing strip sealing, two semicircle boxes
After body opening surface is fitted and connected, cylindrical shape is formed, two semicircle orifice 2031 pieces together a circular port, outside cylindrical shape
Shells inner chamber body is provided with round filter 205；
The round filter 205 is in cylindrical shape, and thereon end face center is provided with a round tube hole, in addition to the round tube hole, its lap
Filtering surface is, inside circle filter 205 cavity volume 208 is provided with, round tube hole connects the cavity volume 208, and round tube hole lower edges set
There is step groove, sealing gasket 207 is provided with step groove；
The outer casing member 203 is connected to the wall of airduct 209 by contiguous block 206, and contiguous block 206 passes through circular port lower edges
Sealing gasket 207 at step groove is sealed with outer casing member 203；
The round filter 205 is connected to the wall of airduct 209 by contiguous block 206, contiguous block 206 by sealing gasket 207 with
Circle filter 205 is sealed；
The air outlet of the airduct 209 extends the cavity volume 208 of round filter 205；
Discharge pipe is provided with the circular port of the bottom of the outer casing member 203, discharge pipe is by contiguous block 206 and circle filter 205
Connection, contiguous block 206 is sealed by sealing gasket 207 with circle filter 205；
The port of export of the discharge pipe is connected to the air inlet of laminar flow air-blow ceiling 109, in discharge pipe and laminar flow air-blow ceiling 109
Junction be provided with sealing gasket.
The bottom surface of the air pump 201 is highly higher than the height of the upper surface of water tank 202.
Gap is provided between the inwall of the outer casing member 203 and the circle outer wall of filter 205 form air channel 204.
Filter sealing device includes following operating procedure：
1st, the suction of air pump 201 extraneous air, air is sent into and is connected in the blast pipe of water tank 202, and air is entered along blast pipe
In water tank 202, water tank 202 is equipped with water, and on the top of water tank 202 an intersegmental gap is left, and the preliminary filtration of air Jing water removes air
In dust；
2nd, the air Jing after water filtration, along the airduct air inlet processor 101 for being connected to the top center hole of water tank 202, air
Processor 101 removes the harmful gass in air, and the air after process is sent in round filter 205 by airduct 209
Cavity volume 208；
3rd, air is entered after cavity volume 208, can be moved along the round side wall of circle filter 205 and upper bottom surface direction, Jing circle filters
After 205 filter, air enters air channel 204, and air enters discharge pipe along air channel 204；
4th, discharge pipe directs the air to laminar flow air-blow ceiling 109.
The invention discloses a kind of high efficiency particulate air filter sealing device, filter adopts cylindrical filter, in cylindrical mistake
Filter upper end is provided with circular hole for being connected with airduct, and traditional filter system is that air is filtered from outside to inside, and the present invention is
Air from filter interior to sending outside, due to the circle only one of which circular orifices of filter 205, it is easy to accomplish sealing, hence into
The air of circle filter 205 can be filtered completely, and the air after filtration enters air channel 204, and air channel 204 is outer casing member
What the gap between 203 and circle filter 205 was formed, outer casing member 203 includes two semicircle box bodys, two semicircle box bodys it
Between connect after, form cylindric, junction is sealed with sealing strip, and upper and lower two semicircle orifices form circular hole, and circular hole lower edges set
There is sealing gasket 207, installing using contiguous block can reach the effect of sealing after airduct, because the air pressure in air channel is more than outer
The air pressure on boundary, therefore, extraneous air is cannot be introduced in air channel, and the air after filtration can only enter layer by discharge pipe
In air supply stream variola, laminar flow air-blow ceiling further to purification of air, finally imports the indoor air of operation empty for cleaning
Gas, without pollution.
The preferred embodiment of the present invention is the foregoing is only, the scope of the claims of the present invention, every profit is not thereby limited
The equivalent structure made with description of the invention and accompanying drawing content or equivalent flow conversion, or directly or indirectly it is used in other phases
The technical field of pass, is included within the scope of the present invention.
Claims (4)
1. a kind of high efficiency particulate air filter sealing device, the sealing device passes through airduct（209）Connection air processor（101）Air-out
Mouthful, it is characterised in that：
The air processor（101）Air intake by airduct connect a water tank（202）The air outlet at top, the water tank
（202）Bottom be connected with blast pipe, blast pipe other end connection air pump（201）；
The sealing device includes outer casing member（203）, the outer casing member（203）Including two semicircle box bodys, the semicircle box body
Semicircle diameter center at be provided with semicircle orifice（2031）, semicircle orifice（2031）Upper following edge be provided with step groove, this
Rank groove is used to install sealing gasket（207）, two semicircle box opening faces are fitted and connected, and joint face is provided with sealing strip sealing,
After two semicircle box opening faces are fitted and connected, cylindrical shape, two semicircle orifice are formed（2031）A circular port is pieced together,
Cylindrical shape outer casing member inner chamber body is provided with round filter（205）；
The round filter（205）In cylindrical shape, thereon end face center is provided with a round tube hole, in addition to the round tube hole, remaining
Face is filtering surface, in circle filter（205）Inside is provided with cavity volume（208）, round tube hole connects the cavity volume（208）, on round tube hole
Lower limb is provided with step groove, and sealing gasket is provided with step groove（207）；
The outer casing member（203）By contiguous block（206）It is connected to airduct（209）Wall, contiguous block（206）By circular port
Sealing gasket at lower edges step groove（207）With outer casing member（203）Sealing；
The round filter（205）By contiguous block（206）It is connected to airduct（209）Wall, contiguous block（206）By sealing
Pad（207）With circle filter（205）Sealing；
The airduct（209）Air outlet extend round filter（205）Cavity volume（208）；
The outer casing member（203）Discharge pipe is provided with the circular port of bottom, discharge pipe passes through contiguous block（206）With circle filter
（205）Connection, contiguous block（206）By sealing gasket（207）With circle filter（205）Sealing；
The port of export of the discharge pipe is connected to laminar flow air-blow ceiling（109）Air inlet, in discharge pipe and laminar flow air-blow ceiling
（109）Junction be provided with sealing gasket.
2. a kind of high efficiency particulate air filter sealing device according to claim 1, it is characterised in that：The air pump（201）Go to the bottom
Face is highly higher than water tank（202）The height of upper surface.
3. a kind of high efficiency particulate air filter sealing device according to claim 1, it is characterised in that：The outer casing member（203）Inwall
With circle filter（205）Gap is provided between outer wall and forms air channel（204）.
4. a kind of high efficiency particulate air filter sealing device according to claim 1, it is characterised in that：Filter sealing device include with
Lower operating procedure：
1）, air pump（201）Suction extraneous air, air is sent into and is connected to water tank（202）Blast pipe in, air is along blast pipe
Into water tank（202）It is interior, water tank（202）Equipped with water, in water tank（202）Leave an intersegmental gap, the preliminary mistake of air Jing water in top
Filter, removes the dust in air；
2）, air Jing after water filtration, along being connected to water tank（202）The airduct air inlet processor in top center hole（101）,
Air processor（101）Harmful gass in air are removed, and the air after process is passed through into airduct（209）Send into circle to filter
Device（205）Interior cavity volume（208）；
3）, air enter cavity volume（208）Afterwards, can be along circle filter（205）Round side wall and the motion of upper bottom surface direction, Jing justified
Filter（205）After filtration, air enters air channel（204）, air is along air channel（204）Into discharge pipe；
4）, discharge pipe direct the air to laminar flow air-blow ceiling（109）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611252857.8A CN106642432B (en) | 2016-12-30 | 2016-12-30 | A kind of high efficiency particulate air filter sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611252857.8A CN106642432B (en) | 2016-12-30 | 2016-12-30 | A kind of high efficiency particulate air filter sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106642432A true CN106642432A (en) | 2017-05-10 |
| CN106642432B CN106642432B (en) | 2019-05-03 |
Family
ID=58836940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611252857.8A Active CN106642432B (en) | 2016-12-30 | 2016-12-30 | A kind of high efficiency particulate air filter sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106642432B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220316724A1 (en) * | 2020-04-21 | 2022-10-06 | Hitachi Global Life Solutions, Inc. | Clean Booth |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0435000A2 (en) * | 1989-12-19 | 1991-07-03 | Kesslertech Gmbh | Air outlet with filter |
| US5833727A (en) * | 1996-08-02 | 1998-11-10 | Skarsten; Darrell L. | Air filtering module structures |
| GB2353959A (en) * | 1999-09-10 | 2001-03-14 | Albert Robert Lowes | Air filter for clean room |
| CN2504535Y (en) * | 2001-08-22 | 2002-08-07 | 中国人民解放军总医院 | Combined mobile air cleaning installation |
| KR20090034945A (en) * | 2006-08-03 | 2009-04-08 | 만 운트 훔멜 게엠베하 | Filter unit having a conical thread |
| CN102596357A (en) * | 2009-07-29 | 2012-07-18 | 新源科艺私人有限公司 | Air filter |
| CN104676869A (en) * | 2015-03-23 | 2015-06-03 | 成都交子新能源科技有限公司 | Economic fresh air system filtering layer encapsulation structure |
-
2016
- 2016-12-30 CN CN201611252857.8A patent/CN106642432B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0435000A2 (en) * | 1989-12-19 | 1991-07-03 | Kesslertech Gmbh | Air outlet with filter |
| US5833727A (en) * | 1996-08-02 | 1998-11-10 | Skarsten; Darrell L. | Air filtering module structures |
| GB2353959A (en) * | 1999-09-10 | 2001-03-14 | Albert Robert Lowes | Air filter for clean room |
| CN2504535Y (en) * | 2001-08-22 | 2002-08-07 | 中国人民解放军总医院 | Combined mobile air cleaning installation |
| KR20090034945A (en) * | 2006-08-03 | 2009-04-08 | 만 운트 훔멜 게엠베하 | Filter unit having a conical thread |
| CN102596357A (en) * | 2009-07-29 | 2012-07-18 | 新源科艺私人有限公司 | Air filter |
| CN104676869A (en) * | 2015-03-23 | 2015-06-03 | 成都交子新能源科技有限公司 | Economic fresh air system filtering layer encapsulation structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220316724A1 (en) * | 2020-04-21 | 2022-10-06 | Hitachi Global Life Solutions, Inc. | Clean Booth |
| US11732912B2 (en) * | 2020-04-21 | 2023-08-22 | Hitachi Global Life Solutions, Inc. | Clean booth |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106642432B (en) | 2019-05-03 |
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