CN107174764A - Air flow filter - Google Patents
Air flow filter Download PDFInfo
- Publication number
- CN107174764A CN107174764A CN201710451551.3A CN201710451551A CN107174764A CN 107174764 A CN107174764 A CN 107174764A CN 201710451551 A CN201710451551 A CN 201710451551A CN 107174764 A CN107174764 A CN 107174764A
- Authority
- CN
- China
- Prior art keywords
- filter
- air
- distributary division
- folding part
- common cavity
- 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
Links
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 38
- 238000001914 filtration Methods 0.000 claims abstract description 25
- 206010028748 Nasal obstruction Diseases 0.000 claims description 38
- 239000010410 layer Substances 0.000 description 43
- 230000000694 effects Effects 0.000 description 16
- 239000012528 membrane Substances 0.000 description 7
- 238000003032 molecular docking Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000037213 diet Effects 0.000 description 2
- 235000005911 diet Nutrition 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 238000005247 gettering Methods 0.000 description 2
- 210000003128 head Anatomy 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 230000001953 sensory effect Effects 0.000 description 2
- -1 230 Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 210000004894 snout Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/003—Means for influencing the temperature or humidity of the breathing gas
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/02—Valves
- A62B9/022—Breathing demand regulators
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/06—Mouthpieces; Nose-clips
Abstract
The present invention relates to a kind of air flow filter of offer, including：Distributary division, common cavity is provided with the distributary division, the distributary division is additionally provided with the air intake passage connected with the common cavity, exhalation passages, inlet valve, outlet valve, one end of the air intake passage is connected by the inlet valve with the common cavity, the other end is provided with air entry, one end of the exhalation passages is connected by the outlet valve with the common cavity, the other end is provided with exhalation vents, and the distributary division is additionally provided with the human body respiration mouthful connected with the common cavity；Filter house, the filter house was used for air filtering；Wherein, the filter house is docked with the air entry of the air intake passage.Can be by air-breathing and shunting of exhaling, the air-flow of exhalation is without filter layer, it is to avoid the moisture of exhaled air flow declines the filter capacity of filter layer.
Description
Technical field
The invention belongs to field of air filtration, and in particular to a kind of air flow filter.
Background technology
Traditional mouth mask carried out air filtering by snoot is covered, and dead space volume is big, and the air of residual is more, filter effect
It is bad；Also, the gas of exhalation, which is flowed through, is then exhausted from mouth mask after filter membrane, the gas band of exhalation is wetly, and moisture can make filter membrane
Filter effect decline, reduce filter membrane service life.
The content of the invention
Based on this, the invention reside in the defect for overcoming prior art there is provided a kind of air flow filter, it will can inhale
Gas and shunting of exhaling, the air-flow of exhalation is without filter layer, it is to avoid the moisture of exhaled air flow declines the filter capacity of filter layer.
Its technical scheme is as follows：
A kind of air flow filter, including：Common cavity is provided with distributary division, the distributary division, the distributary division is also
Provided with the air intake passage connected with the common cavity, exhalation passages, inlet valve, outlet valve, one end of the air intake passage passes through
The inlet valve is connected with the common cavity, the other end is provided with air entry, and one end of the exhalation passages passes through the outlet valve
Connected with the common cavity, the other end is provided with exhalation vents, the distributary division is additionally provided with the human body respiration connected with the common cavity
Mouthful；Filter house, the filter house was used for air filtering；Wherein, the filter house is docked with the air entry of the air intake passage.
In one of the embodiments, the filter house is detachably connected with the distributary division.
In one of the embodiments, air flow filter also include folding part, described folding part one end with it is described
Distributary division docking, the other end are docked with the filter house；Or, the distributary division be provided with folding part, the filter house with it is described
Dock folding part；Or, the filter house is provided with folding part, and the distributary division is docked with the folding part；Wherein, it is described to fold
Portion is foldable, when the folding part is folded, and the filter house is turned back to be laminated with the distributary division.
In one of the embodiments, the filter house includes filter bag, the sack of the filter bag and the air inlet
Docking.
In one of the embodiments, the bag body of the filter bag includes filter layer and supporting layer, and the filter layer is arranged
In outside the supporting layer.
In one of the embodiments, the filter layer is bouffancy formula.
In one of the embodiments, the filter house also includes shell, and the filter bag is described in the shell
Shell is provided with air-vent.
In one of the embodiments, the shell is detachably connected with the distributary division.
In one of the embodiments, air flow filter also include folding part, described folding part one end with it is described
Distributary division docking, the other end are docked with the shell；Or, the distributary division is provided with folding part, and the shell is folded with described
Dock in portion；Or, the shell is provided with folding part, and the distributary division is docked with the folding part；Wherein, the folding part can roll over
Folded, when the folding part is folded, the filter house is turned back to be laminated with the distributary division.
In one of the embodiments, the folding part is soft set, one end of the soft set and the air-breathing of the distributary division
Muzzle is connect, the other end is socketed with the shell.
In one of the embodiments, the top of the distributary division is provided with nose support portion, and the nose support portion includes nasal obstruction portion, institute
Stating nasal obstruction portion is used to fill in provided with human body respiration passage in human body nostril, the nasal obstruction portion, and the human body respiration passage passes through institute
Human body respiration mouthful is stated to connect with the common cavity.
In one of the embodiments, the nose support portion also includes nose patch portion, and the nose patch portion is located on the nasal obstruction portion
Outside, the nose patch portion on the outside of the human nasal peritreme that reclines for making nostril edge be located between nose patch portion and nasal obstruction portion.
In one of the embodiments, the inlet valve and outlet valve are oppositely arranged, and the common cavity is located at described exhale
Between valve and the inlet valve.
In one of the embodiments, the air entry is located at the side of the common cavity.
In one of the embodiments, the human body respiration mouthful is located at the top of the common cavity, and the outlet valve is located at
The front portion of the common cavity, the inlet valve is located at the rear portion of the common cavity, and the human body respiration mouthful is located at the common cavity
Top, the air entry be located at the common cavity left side or right side.
The beneficial effects of the present invention are：
1st, air flow filter includes distributary division and filter house：Common cavity is provided with distributary division, distributary division is additionally provided with
Air intake passage, exhalation passages, inlet valve, the outlet valve connected with common cavity, one end of air intake passage by inlet valve with it is public
Chamber connection, the other end are provided with air entry, and one end of exhalation passages connect by outlet valve with common cavity, the other end is provided with expiration
Mouthful, distributary division is additionally provided with the human body respiration mouthful connected with common cavity；Filter house was used for air filtering；Wherein, filter house and air-breathing
The air entry docking of passage.
Air flow filter is wearable to be worn on snout in human body oral area or nose or colleague, when people's air-breathing
When, inlet valve is opened, outlet valve is closed, and air passes sequentially through air entry, air intake passage, air-breathing after the filtering of filter house
Passage, common cavity, human body respiration mouthful, are then sucked by human body；When people exhales, human body respiration mouthful receives human body and passes through exhalation
Air-flow, inlet valve is closed, outlet valve is opened, and the air-flow of characteristics of contaminated respiratory droplets passes sequentially through human body respiration mouth, common cavity, outlet valve, exhaled
Gas passage, is then discharged out outside air flow filter.
By the shunting of distributary division, the gas distribution of the gas that human body is sucked and exhalation, the gas of suction is by filtering
The filtering in portion, the gas of exhalation is without filter house, and moisture, the gas temperature of exhalation carried in the gas of exhalation will not be to mistake
The strainability in filter portion is impacted；Also, the gas of exhalation, by the straight-through discharge of air bleeding valve, breath pressure is small, human body sensory
Comfortably.
On the other hand, the direction of air-flow, can be arranged as required to air-breathing when distributary division can change human body natural's breathing
Mouth, the direction of exhalation vents, make wearer more comfortable.
2nd, filter house and distributary division are separate two parts, as needed, and distributary division can match suitable filtering
Portion, such as air quality can be selected when some components are exceeded in filter effect more preferably filter house, air when poor from special
The filter house of the exceeded component of filtering cover.It is preferred that, filter house is detachably connected with distributary division, can easily change filter house,
Maintain the filter effect of air flow filter.
3rd, air flow filter also includes folding part, and folding part one end is docked with distributary division, the other end and filter house
Docking；Or, distributary division is provided with folding part, and filter house is docked with folding part；Or, filter house be provided with folding part, distributary division with
Dock folding part；Wherein, folding part is foldable, when folding part is folded, and filter house is turned back to be laminated with distributary division.The folding of folding part
It is folded to make the storage small volume of air flow filter, convenient storage and transport.
4th, filter house includes filter bag, and the sack of filter bag is docked with air inlet, and the bag body of filter bag has filter capacity,
During people's air-breathing, air passes through the bag body of filter bag, enters after filtering bag filtration in filter bag, passes through the bag of filter bag after allowing
Mouth enters air entry, is sucked hence into distributary division human body respiration mouthful by human body.Compared to traditional single layer filter film, occupying
In the case of equal area, the bag body two sides of filter bag can be filtered, and the filter area of filter bag is twice of traditional filter membrane
Or more than twice, on the one hand the increase of filter area greatly improves the filter capacity of filter bag, the pressure of inspiration(Pi) of on the other hand human body
Power is reduced, more comfortably.
5th, the bag body of filter bag includes filter layer and supporting layer, and filter layer is sheathed on outside supporting layer.When human body air-breathing
Wait, the air pressure in filter bag is less than the air pressure outside filter bag, and filter bag may be that filter bag both sides are close to one by pressure difference pressure
Rise, air flow is not smooth in filter bag, it is flat so as to cause filter capacity, gettering ability decline, by filter bag be set to filter layer and
Supporting layer, upon inhalation, supporting layer can provide certain support for filter layer, it is ensured that air flow is smooth in filter bag, branch
Support layer can be it is hard can also be it is soft, preferred supporting layer is soft, and filter bag can be integrally soft deformable rolls over
Folded, and supporting layer is provided with some ventilative holes, when filter layer is attached on supporting layer by negative pressure compression, can also pass through branch
Support the empty air-breathing on layer.
6th, filter layer is bouffancy formula, and bouffancy formula can increase the filter area of filter bag, compared to traditional single layer filter
Film, in the case where occupying equal area, the filter area of bouffancy formula filter bag is more than twice of traditional filter membrane, is further carried
Exceed the filter capacity of filter bag, reduce the pressure of inspiration(Pi) of human body.
7th, filter house also includes shell, and filter bag is in shell, and shell is provided with air-vent.Shell can protect filtering
Layer, it is to avoid filter layer damages to reduce filter effect.
8th, shell and distributary division are detachably connected.It is preferred that, filter bag is dismountable with shell, can easily be changed
Filter bag.
9th, air flow filter also includes folding part, and folding part one end is docked with distributary division, the other end and shell pair
Connect；Or, distributary division is provided with folding part, and shell is docked with folding part；Or, shell is provided with folding part, distributary division and folding part
Docking；Wherein, folding part is foldable, when folding part is folded, and filter house is turned back to be laminated with distributary division.Folding part is foldable, folding
Poststack filter house is laminated with distributary division, can reduce the convenient storage of volume and transport.
10th, folding part is soft set, and one end of soft set and air entry socket, the other end and the shell of distributary division are socketed.Can be with
Be, it is soft to be enclosed in air entry, can also air entry be enclosed in soft set；Can be soft be enclosed in shell or shell
It is enclosed in soft set.By way of socket, convenient dismounting can also be dismantled repeatedly.
It is preferred that, folding part is the soft set of silica gel, on the one hand, good airproof performance, it is to avoid gas leakage, another aspect silica gel softness can be anti-
It is multiple to fold.
11st, preferably, air flow filter is worn on human body nose, and the top of distributary division is provided with nose support portion, nose support
Portion includes nasal obstruction portion, and nasal obstruction portion, which is used to fill in, is provided with human body respiration passage in human body nostril, nasal obstruction portion, human body respiration passage passes through
Human body respiration mouthful is connected with common cavity.Nasal obstruction portion is directly plugged into nostril, and face is blocked as little as possible, more attractive.Also, nostril
Directly breathed by nasal obstruction portion, gas is directly entered common cavity, and dead space volume is small, make air flow filter filter effect more
It is good.
12nd, nose support portion also includes nose patch portion, and nose patch portion is located on outside nasal obstruction portion, and nose patch portion is used to recline outside human nasal peritreme
Side makes nostril edge be located between nose patch portion and nasal obstruction portion.When human body air-breathing, negative pressure in nasal obstruction portion, it is possible to extrude nasal obstruction portion
Deform, now nose patch portion plays a supporting role, it is to avoid nasal obstruction portion is by air pressure crimp against nostril edge outside.
13rd, inlet valve and outlet valve are oppositely arranged, and common cavity is located between outlet valve and inlet valve.During air-breathing, inlet valve
Open, outlet valve is closed, air-flow enters common cavity by inlet valve；During expiration, inlet valve is closed, outlet valve is opened, and air-flow enters
Enter directly from outlet valve discharge after common cavity, by inlet valve and outlet valve close proximity to (to the normal work of inlet valve and outlet valve
Make without too big influence), common cavity can be made to as far as possible small, reduce the volume of common cavity as far as possible, reduce dead space volume, make residual
Tried one's best in the air of common cavity few, improve filter effect.
14th, air entry is located at the side of common cavity, by filter house filtered air again by the shunting of distributary division by people
Body is sucked, thus it is possible to vary air current flow direction during human body air-breathing itself, so as to be incited somebody to action in the case where ensureing filter effect
Filter house is arranged on the side of distributary division, reduces the overall volume of air flow filter, thickness, makes air flow filtering dress
Put more frivolous, be easy to wear.
15th, human body respiration mouthful is located at the top of common cavity, and outlet valve is located at the front portion of common cavity, and inlet valve is located at common cavity
Rear portion, human body respiration mouthful is located at the top of common cavity, and air entry is located at the left side or right side of common cavity.Described herein " preceding,
The direction at afterwards, left and right, top, bottom ", using human body as reference axis, face is " preceding ", and human body back is " rear ", and human body left-hand side is
" left side ", right human hand side is " right side ", and human body head is " top ", and human foot is " bottom "；But, above-mentioned direction is approximate side
To, the direction being substantially parallel with reference axis is not necessarily, as needed, can be using the direction for having a fixed inclination with reference axis.
Now, distributary division is worn on underthe nose, lip top, and filter house is located at cheek portion.Human body respiration mouthful is directly right
Quasi- nostril, air-flow directly directly circulates in distributary division and nostril, it is no longer necessary to overlay masking nose, lip as traditional mouth mask
Portion, cheek.The direction of the air-flow of air-breathing, can separate filter house when distributary division changes human body natural's breathing, incited somebody to action
Filter portion is located at cheek part, makes entirety frivolous, wears more comfortably, also, the pocket type in the case where blocking according to cheek equal area
Filter bag can obtain more than twice of filter area, can reduce the area that filter house blocks cheek, be remained in that after wearing
Facial characteristics, oral area action (for example speak, diet) is not influenceed.
Brief description of the drawings
Fig. 1 is front schematic view when air flow filter of the embodiment of the present invention is worn；
Fig. 2 is side schematic view when air flow filter of the embodiment of the present invention is worn；
Fig. 3 is the structural representation of air flow filter of the embodiment of the present invention；
Fig. 4 is A-A sectional views in Fig. 3；
Fig. 5 is Fig. 4 local disassembly diagram；
Fig. 6 is the sectional view of filter house in Fig. 5；
Fig. 7 is another alternative construction of filter house in Fig. 5；
Fig. 8 is the overall structure figure of distributary division in the embodiment of the present invention；
Fig. 9 is B-B sectional views in Fig. 8；
Figure 10 is operating diagram of the distributary division in air-breathing in the embodiment of the present invention；
Figure 11 is operating diagram of the distributary division when exhaling in the embodiment of the present invention；
Figure 12 is C-C sectional views in Fig. 8；
Figure 13 is the structure chart one in nasal obstruction portion in the embodiment of the present invention；
Figure 14 is the structure chart two in nasal obstruction portion in the embodiment of the present invention；
Figure 15 is the structural representation of nose support in the embodiment of the present invention.
Description of reference numerals：
100th, distributary division, 101, common cavity, 102, human body respiration mouthful, 110, inlet valve, 111, air entry, 112, air-breathing leads to
Road, 120, outlet valve, 121, exhalation vents, 122, exhalation passages, 130, nasal obstruction portion, 131, sealing ring, 132, nose patch portion；
200th, filter house, 210, filter layer, 220, supporting layer, 230, shell；
300th, hangers rope；
400th, folding part；
500th, nose, 510, nostril.
Embodiment
The present invention is described in further detail below, but the implementation of the present invention is not limited to this.
The direction at " front, rear, left and right, top, bottom " in the present embodiment, using human body as reference axis, face is " preceding ", human body ridge
The back of the body is " rear ", and human body left-hand side is " left side ", and right human hand side is " right side ", and human body head is " top ", and human foot is " bottom "；But
It is that above-mentioned direction is approximate direction, is not necessarily the direction being substantially parallel with reference axis, as needed, can uses and seat
Parameter has the direction of a fixed inclination.
As shown in Figures 1 to 3, air flow filter includes nose support portion, distributary division 100, filter house 200, hangers rope
300.The left and right sides of distributary division 100 is respectively provided with a filter house 200, and the top of distributary division 100 is provided with nose support portion, nose support portion bag
Nasal obstruction portion 130 is included, when wearing air flow filter, nasal obstruction portion 130 fills in nostril, and hangers rope 300 is hung on ears, distributary division
100 are worn on underthe nose, lip top, and filter house 200 is located at cheek portion.Nasal obstruction portion 130 is directly directed at nostril, and air-flow is direct
From the discrepancy of nasal obstruction portion 130 distributary division 100, it is no longer necessary to overlay masking nose, lip portion, cheek as traditional mouth mask.
As shown in Fig. 4,8,9,12, common cavity 101 is provided with distributary division 100, distributary division 100 is additionally provided with and common cavity 101
Air intake passage 112, exhalation passages 122, inlet valve 110, the outlet valve 120 of connection, one end of air intake passage 112 passes through inlet valve
110 connect with common cavity 101, the other end is provided with air entry 111, and one end of exhalation passages 122 passes through outlet valve 120 and common cavity
101 connections, the other end are provided with exhalation vents 121, and distributary division 100 is additionally provided with the human body respiration mouthful 102 connected with common cavity 101.Inhale
Air valve 110 and outlet valve 120 are oppositely arranged, and common cavity 101 is located between outlet valve 120 and inlet valve 110.In nasal obstruction portion 130
Provided with human body respiration passage, human body respiration passage is connected by human body respiration mouthful 102 with common cavity 101.Directly fill in nasal obstruction portion 130
Enter in nostril, face is blocked as little as possible, it is more attractive.Also, nostril is directly breathed by nasal obstruction portion 130, and gas is directly entered
Common cavity 101, dead space volume is small, makes air flow filter filter effect more preferable.During air-breathing, as shown in Figure 10, inlet valve
110 are opened, outlet valve 120 is closed, and air-flow enters common cavity 101 by inlet valve 110；During expiration, as shown in figure 11, inlet valve
110 are closed, outlet valve 120 is opened, and air-flow is directly discharged after entering common cavity 101 from outlet valve 120.
Filter house 200 was used for air filtering, and filter house 200 is docked with the air entry 111 of air intake passage 112.When people's air-breathing
When, as shown in Figure 10, inlet valve 110 is opened, outlet valve 120 is closed, and air is passed sequentially through after the filtering of filter house 200
Air entry 111, air intake passage 112, air intake passage 112, common cavity 101, human body respiration mouth 102, are then sucked by human body；Work as people
During expiration, as shown in figure 11, human body respiration mouthful 102 receives air-flow of the human body by exhalation, and inlet valve 110 is closed, outlet valve 120
Open, the air-flow of characteristics of contaminated respiratory droplets passes sequentially through human body respiration mouthful 102, common cavity 101, outlet valve 120, exhalation passages 122, then
Discharge outside air flow filter.
By the shunting of distributary division 100, the gas distribution of the gas that human body is sucked and exhalation, the gas of suction passed through
The filtering in filter portion 200, the gas of exhalation is without filter house 200, moisture, the gas temperature of exhalation carried in the gas of exhalation
The strainability of filter house 200 will not be impacted；Also, the gas of exhalation passes through the straight-through discharge of air bleeding valve, breath pressure
Small, human body sensory is comfortable.
Human body respiration mouthful 102 is located at the top of common cavity 101, and outlet valve 120 is located at the front portion of common cavity 101, inlet valve
110 are located at the rear portion of common cavity 101, and human body respiration mouthful 102 is located at the top of common cavity 101, and air entry 111 is located at common cavity
101 left side or right side.By inlet valve 110 and outlet valve 120 close proximity to (to the normal work of inlet valve 110 and outlet valve 120
Make without too big influence), common cavity 101 can be made as far as possible small, reduce the volume of common cavity 101 as far as possible, reduce dead space volume,
The air for remaining in common cavity 101 is tried one's best few, improve filter effect.
On the other hand, the direction of the air-flow of air-breathing when distributary division 100 changes human body natural's breathing, air entry 111 is located at
The side of common cavity 101, can separate filter house 200, and filter house 200 is located at into cheek part, make overall frivolous, pendant
Wear more comfortable.Sucked again by the shunting of distributary division 100 by human body by the filtered air of filter house 200, thus it is possible to vary human body
Air current flow direction during air-breathing itself, so as to which filter house 200 is arranged on into shunting in the case where ensureing filter effect
The side in portion 100, reduces the overall volume of air flow filter, thickness, makes air flow filter more frivolous, be easy to
Wear.
As shown in Figs. 4-6, filter house 200 includes filter bag, and the sack of filter bag is docked with air inlet, the bag of filter bag
Body has filter capacity, during people's air-breathing, and air passes through the bag body of filter bag, enters after filtering bag filtration in filter bag, allows
Air entry 111 is entered by the sack of filter bag afterwards, sucked hence into the human body respiration mouthful of distributary division 100 102 by human body.Compare
In traditional single layer filter film, in the case where occupying equal area, the bag body two sides of filter bag can be filtered, filter bag
Filter area is twice or more than twice of traditional filter membrane, and on the one hand the increase of filter area greatly improves the filtering energy of filter bag
The pressure of inspiration(Pi) reduction of power, another aspect human body, more comfortably.The bag type filtering bag in the case where blocking according to cheek equal area
More than twice of filter area can be obtained, the area that filter house 200 blocks cheek can be reduced, face is remained in that after wearing
Feature, oral area action (for example speak, diet) is not influenceed.
As shown in Figs. 4-6, the bag body of filter bag includes filter layer 210 and supporting layer 220, and filter layer 210 is sheathed on support
Outside layer 220.When human body air-breathing, air pressure in filter bag is less than the air pressure outside filter bag, filter bag may by pressure difference pressure,
It is that filter bag both sides are close together, air flow is not smooth in filter bag, it is flat so as to cause filter capacity, gettering ability to decline,
Filter bag is set to filter layer 210 and supporting layer 220, upon inhalation, supporting layer 220 can provide certain for filter layer 210
Support, it is ensured that air flow is smooth in filter bag, supporting layer 220 can be it is hard can also be soft, supporting layer 220 preferably
It is soft, filter bag can be integrally soft deformable folding, and supporting layer 220 is provided with some ventilative holes, when
Filter layer 210 is attached on supporting layer 220 by negative pressure compression, can also pass through the empty air-breathing on supporting layer 220.
As shown in fig. 7, it is bouffancy formula that filter layer 210, which may be selected, bouffancy formula can increase the filter area of filter bag, compare
In traditional single layer filter film, in the case where occupying equal area, the filter area of bouffancy formula filter bag is traditional filter membrane
More than twice, further improve the filter capacity of filter bag, reduce the pressure of inspiration(Pi) of human body.
As shown in Figs. 4-6, filter house 200 also includes shell 230, and filter bag is in shell 230, and shell 230 is provided with saturating
Stomata.Shell 230 can protect filter layer 210, it is to avoid filter layer 210 damages to reduce filter effect.
As shown in Figure 4,5, shell 230 is connected by folding part 400 and distributary division 100, and folding part 400 is in the present embodiment
The soft set of silica gel, soft set is hollow, and one end and the distributary division 100 of soft set are socketed, the other end and shell 230 are socketed；Soft set is foldable,
When soft set is folded, filter house 200 is turned back to be laminated with distributary division 100, can reduce the convenient storage of volume and transport.But it is not limited to
The present embodiment, it would however also be possible to employ other structures that can be folded.By the socket of soft set, shell 230 and distributary division 100 are detachable
Connection.Filter bag is also removably to install with shell 230, and shell 230 is casing to be opened/closed, can repeat to open, close,
When needing replacing filter bag to make, open shell 230 and change, shell 230 is closed after more finishing changing, filter bag can be protected.Filtering
The sack of bag is socketed with air entry 111, can be with repeated disassembled and assembled.In this way, filter bag can be changed easily, filter effect is maintained.
In the present embodiment, filter house 200 and distributary division 100 are separate two parts, and as needed, distributary division 100 can be matched
Suitable filter house 200, such as can select in filter effect more preferably filter house 200, air some groups when air quality is poor
From the filter house 200 of the exceeded component of special filtering cover when dividing exceeded.
In the present embodiment, nasal obstruction portion 130 is two nasal obstruction pipes, and nasal obstruction pipe is externally provided with sealing ring 131 (being preferably silica gel ring),
Sealing ring 131 will have a stuffy nose to manage and be sealed with nostril, it is to avoid gas leakage, it is ensured that the filter effect of air flow filter.Can be with
Selection, as shown in figure 13, the cross section of sealing ring 131 is circle or oval；Or, as shown in figure 14, the cross section of sealing ring 131
For the sheet of strip.
It is preferred that, as shown in figure 15, nose support portion also includes nose patch portion 132, and nose patch portion 132 is located on outside nasal obstruction portion 130, nose
When support portion is worn on nose 500, nasal obstruction portion 130 is filled in nostril 510, and nose patch portion 132 on the outside of the human nasal peritreme that reclines for making
Nostril edge is located between nose patch portion 132 and nasal obstruction portion 130.When human body air-breathing, negative pressure in nasal obstruction portion 130, it is possible to will have a stuffy nose
The crimp of portion 130, now nose patch portion 132 played a supporting role, it is to avoid nasal obstruction portion 130 is squeezed by air pressure against on the outside of the edge of nostril
Compressive strain.
In the present embodiment, hangers rope 300 is set, and hangers rope 300 can be hung on shell 230 or on distributary division 100
On ears, the position of air flow filter is further fixed, it is ensured that wearing effect.Being not limited to the present embodiment can also divide
The other parts of stream portion 100 or air flow filter set hangers rope 300.
Each technical characteristic of above example can be combined arbitrarily, to make description succinct, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield, is all considered to be the scope of this specification record.
Above example only expresses the several embodiments of the present invention, and it describes more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art,
On the premise of not departing from present inventive concept, various modifications and improvements can be made, these belong to protection scope of the present invention.
Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (15)
1. a kind of air flow filter, it is characterised in that including：
Distributary division, is provided with common cavity in the distributary division, the distributary division be additionally provided with connected with the common cavity air intake passage,
Exhalation passages, inlet valve, outlet valve, one end of the air intake passage connected by the inlet valve with the common cavity, another
End is provided with air entry, and one end of the exhalation passages connect by the outlet valve with the common cavity, the other end is provided with expiration
Mouthful, the distributary division is additionally provided with the human body respiration mouthful connected with the common cavity；
Filter house, the filter house was used for air filtering；
Wherein, the filter house is docked with the air entry of the air intake passage.
2. air flow filter according to claim 1, it is characterised in that the filter house can with the distributary division
Dismounting connection.
3. air flow filter according to claim 2, it is characterised in that also including folding part, the folding part
One end is docked with the distributary division, the other end is docked with the filter house；Or, the distributary division is provided with folding part, the mistake
Docked with the folding part in filter portion；Or, the filter house is provided with folding part, and the distributary division is docked with the folding part；
Wherein, the folding part is foldable, when the folding part is folded, and the filter house is turned back to be laminated with the distributary division.
4. air flow filter according to claim 1, it is characterised in that the filter house includes filter bag, institute
The sack for stating filter bag is docked with the air inlet.
5. air flow filter according to claim 4, it is characterised in that the bag body of the filter bag includes filtering
Layer and supporting layer, the filter layer are sheathed on outside the supporting layer.
6. air flow filter according to claim 5, it is characterised in that the filter layer is bouffancy formula.
7. air flow filter according to claim 4, it is characterised in that the filter house also includes shell, institute
Filter bag is stated in the shell, the shell is provided with air-vent.
8. air flow filter according to claim 7, it is characterised in that the shell and the distributary division are removable
Unload connection.
9. air flow filter according to claim 8, it is characterised in that also including folding part, the folding part
One end is docked with the distributary division, the other end is docked with the shell；Or, the distributary division is provided with folding part, the shell
Docked with the folding part；Or, the shell is provided with folding part, and the distributary division is docked with the folding part；
Wherein, the folding part is foldable, when the folding part is folded, and the filter house is turned back to be laminated with the distributary division.
10. air flow filter according to claim 9, it is characterised in that the folding part is soft set, described soft
One end of set and the air entry socket of the distributary division, the other end and shell socket.
11. the air flow filter according to any one of claim 1 to 10, it is characterised in that the distributary division
Top is provided with nose support portion, and the nose support portion includes nasal obstruction portion, and the nasal obstruction portion is used to fill in set in human body nostril, the nasal obstruction portion
There is human body respiration channel, the human body respiration passage is connected by the human body respiration mouthful with the common cavity.
12. air flow filter according to claim 11, it is characterised in that the nose support portion also includes nose and pasted
Portion, the nose patch portion is located on outside the nasal obstruction portion, and the nose patch portion on the outside of the human nasal peritreme that reclines for being located at nostril edge
Between nose patch portion and nasal obstruction portion.
13. the air flow filter according to any one of claim 1 to 10, it is characterised in that the inlet valve and
Outlet valve is oppositely arranged, and the common cavity is located between the outlet valve and the inlet valve.
14. air flow filter according to claim 13, it is characterised in that the air entry is located at described public
The side of chamber.
15. air flow filter according to claim 14, it is characterised in that the human body respiration mouthful is located at described
The top of common cavity, the outlet valve is located at the front portion of the common cavity, and the inlet valve is located at the rear portion of the common cavity, institute
The top that human body respiration mouthful is located at the common cavity is stated, the air entry is located at the left side or right side of the common cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451551.3A CN107174764A (en) | 2017-06-15 | 2017-06-15 | Air flow filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451551.3A CN107174764A (en) | 2017-06-15 | 2017-06-15 | Air flow filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107174764A true CN107174764A (en) | 2017-09-19 |
Family
ID=59835785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710451551.3A Pending CN107174764A (en) | 2017-06-15 | 2017-06-15 | Air flow filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107174764A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108355270A (en) * | 2018-04-10 | 2018-08-03 | 刘华荃 | Personal nose air purifier |
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Application publication date: 20170919 |
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