CN107376146A - Laminar-flow type purifying respirator - Google Patents
Laminar-flow type purifying respirator Download PDFInfo
- Publication number
- CN107376146A CN107376146A CN201710727348.4A CN201710727348A CN107376146A CN 107376146 A CN107376146 A CN 107376146A CN 201710727348 A CN201710727348 A CN 201710727348A CN 107376146 A CN107376146 A CN 107376146A
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- CN
- China
- Prior art keywords
- air
- respirator
- laminar
- filter
- flow type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
Present invention is disclosed a kind of laminar-flow type purifying respirator, including respirator body, it is fixedly installed on the respirator body front end, for the filter for sucking air and purifying, and it is removable installed in the respirator body rear end, the respirator to match with user's snout, at least one is provided with the respirator body fixing band worn is installed for user, the air stream drives component for driving air flow is additionally provided with the respirator body, side lower position on the respirator offers one and is used for the air inlet that pure air flows into, opposite side offers an open exhaust outlet less than the opening position of the air inlet.The present invention can effectively complete the filtering to virus and its attachment in air, and filter effect is notable, strong applicability, has very high use and promotional value.
Description
Technical field
The present invention relates to a kind of filter, and in particular to one kind, which can filter pollutants in air and virus, protection, to be made
The laminar-flow type purifying respirator of user's health, belongs to air filter unit field.
Background technology
It may be suspended in the occasion such as hospital and R＆D units, in air and there are Causative virus and its attachment.And
For some constitution chumps or patient, in so contaminated environment, even if a small amount of virus may also be right
Health brings larger infringement.In daily life, people can wear the filter utilitys such as mouth mask in this kind of environment, but
Be at present on the market common mouth mask at it in actual use often there is problems, using effect it is difficult to ensure that.
Specifically, virus only has 1 percent or so of bacterium size, and does not have eucaryotic cell structure.The viral size having exists
100 nanometers（0.1 micron）Left and right, but also have very small common virus, if coronavirus is 30 nanometers（0.03 micron）, mouth hoof
Minimum only 7 ~ 8 nanometers of epidemic disease poison.Common mouth mask is preferable to larger particulate matter filter effect on the market at present, and such as 2.5 is micro-
Rice, 0.3 micron of particulate matter, also there is certain effect to bacterium, but when above-mentioned mouth mask is when in face of virus, it is protected, filtering effect
Fruit is unsatisfactory.
In addition, the common mouth mask person's of needing to use active inspiration, relatively elaborate, sulks sense is also easy to produce.And face pastes with mouth mask
Close be difficult accomplish completely it is closed, the microorganism such as virus be easy at gap enter mouth mask inside.User exhalation gas from
Mouth mask is gone out at gap, can also cause the user of part wearing spectacles to run into the situation that glasses haze.In using for mouth mask
Cheng Zhong, the gas that user breathes out every time can all have part to remain in mouth mask, can be inhaled into again in user's air-breathing next time,
It is and unhealthy.In addition to the above-mentioned problems, the filter material of common mouth mask is due to by a large amount of characteristics of contaminated respiratory droplets high humility and containing a large amount of microorganisms
Gas penetration, service life also can be very short, is typically necessary and changes for one time one or daily one changes.
In addition to above-mentioned common mouth mask, a kind of electric mask have also appeared on the market at present, this kind of mouth mask is in common mouth mask
Structure on, replace artificial air-breathing with motor, and using filter effect is more preferable, gas permeability also worse filter cloth.This mouth mask
Solve the problems, such as that common mouth mask air-breathing is laborious, but if when not enough power supply or electrical fault, closed asphyxia can be caused more
Risks.Meanwhile using the filter cloth for filtering general particulate matter, the effect for effectively preventing virus can not be played.Due to such
Filter cloth is comparatively dense, and user can not be with extraneous normal talking after putting on this kind of mouth mask.
In summary, how to design a kind of anti-virus work well, it is easy to use and do not influence user's normal work,
The breathing apparatus of exchange, just turn into those skilled in the art's urgent problem to be solved.
CN102781520B discloses a kind of breathing apparatus, including mask and neck member.Mask, which is adapted to substantially surround, to be made
At least oral area of user or nostril.Neck member is attached to the mask, including flow generator, the flow generator to
Unfiltered air, the filtering unfiltered air are received from surrounding environment and provide the air after filtering to the face
Cover.
Although above-mentioned technical proposal can reach the effect of the pollutants such as filtering dust, particulate matter, its anti-virus
Ability is not notable, simultaneously because its structure is complex, controllability is poor, therefore during the wearing use of reality,
Using effect is unsatisfactory, and is not applied to each user.
The content of the invention
In view of prior art has drawbacks described above, the purpose of the present invention is to propose to one kind can filter pollutants in air and disease
The laminar-flow type purifying respirator of poison, protection user's health.
The purpose of the present invention, it will be achieved by the following technical programs：
A kind of laminar-flow type purifying respirator, including respirator body, it is fixedly installed on the respirator body front end, for sucking
Air and the filter purified, and be removable installed in the respirator body rear end, match with user's snout
Respirator, at least one is provided with the respirator body fixing band worn, the respirator sheet is installed for user
It is additionally provided with air stream drives component for driving air flow in vivo, the side lower position on the respirator offers
One is used for air inlet, the opposite side that pure air flows into offers an open air draft less than the opening position of the air inlet
Mouthful.
Preferably, it is interference fitted between the filter and the respirator body, the both sides of the filter are provided with
For realizing that the assembling of the filter fast assembling-disassembling is raised, it is provided with and the dress at the marginal position of the filter front
The neck to match with projection.
Preferably, the filter includes the air intake shell and air-out shell being connected with each other, the air intake shell and air-out
Screen pack is further fixedly arranged between shell, multiple fresh air inlets for air intake are equidistantly offered on the air intake shell, it is described
The wind passage mouth for air-out is offered on air-out shell（14）And multigroup brace rod for being used to support the screen pack, described
Under the supporting role of brace rod, the direction of the screen pack to the air intake shell is arched upward, and forms a domes.
Preferably, the screen pack includes sequentially overlapping the four-layer structure of arrangement by air intake direction to air-out direction, respectively
For the first netted filtration material layer, the first electrostatic electret filtration material layer, the second electrostatic electret filtration material layer and the second netted filtration material layer.
Preferably, the respirator body interior offers air channel, the air channel and the filter and the air inlet
It is connected.
Preferably, the air stream drives component includes being used for the blower fan for driving air flow, and electrical with the blower fan
Connection, the control unit for controlling blower fan running, the air stream drives component also includes being electrically connected with the blower fan,
And it is the battery of its power supply.
Preferably, the blower fan is centrifugal fan.
Preferably, the control unit includes middle control circuit board, button and display, the button, the display
And the blower fan is electrically connected with the middle control circuit board and is driven by it controlling, the button and the display are respectively provided with
In the respirator outer body, the USB port for realizing data exchange is also associated with the middle control circuit board.
Preferably, the Detection of Air Quality group for completing Detection of Air Quality is additionally provided with the respirator body
Part, the Detection of Air Quality component are electrically connected with the control unit, and the Detection of Air Quality component includes at least one
The individual internal sensor for being used to detect respirator interior air quality, the internal sensor are fixedly installed in the air channel.
Preferably, the exhaust outlet opening position of the respirator is detachably provided with for preventing user's secondary pollution
Filtration members, the area of the exhaust outlet are not more than the area of the air inlet.
The present invention protrusion effect be：The present invention have effectively achieved the filtering to virus and its attachment in air, and
And compared with prior art, have higher filter efficiency and more preferable gas permeability, user can not only during wearing
The problem of reaching normal talking, and will not also asphyxia be run under extreme service condition.Meanwhile changeable type in the present invention
Respirator set, not only provided convenience for the follow-up cleaning of respirator and replacing, also enable a user to according to oneself
The most appropriate respirator of snout shape selection size, so as to ensure that being bonded for respirator and user's snout, lifting
The using effect of respirator.In addition, present invention employs the structure of laminar-flow type so that the air flow of respirator interior is more
It is stable, not only air-flow revolution and collision are fallen below minimum, and also ensure that the pollutant of exhaust outlet or virus will not be by offices
Portion's opposite direction air-flow is taken at the breathing of mouth and nose, further ensures the health of user.
In summary, the present invention can effectively complete the filtering to virus and its attachment in air, and filter effect shows
Write, strong applicability, there is very high use and promotional value.
Just accompanying drawing in conjunction with the embodiments below, is described in further detail to the embodiment of the present invention, so that of the invention
Technical scheme is more readily understood, grasped.
Brief description of the drawings
Fig. 1 is the explosive view of the present invention；
Fig. 2 is the profile of filter in the present invention.
Wherein：1st, filter；11st, air intake shell；12nd, screen pack；13rd, air-out shell；14th, wind passage mouth；15th, brace rod；
2nd, respirator body；21st, blower fan；22nd, battery；23rd, middle control circuit board；24th, button；25th, USB port；3rd, respirator；4th, it is solid
Determine band.
Embodiment
As shown in Fig. 1 ~ Fig. 2, it can filter pollutants in air present invention is disclosed one kind and virus, protection user are good for
The laminar-flow type purifying respirator of health.
A kind of laminar-flow type purifying respirator, including respirator body 2, it is fixedly installed on the front end of respirator body 2, uses
In suction air and the filter 1 of purification, and it is removable installed in the rear end of respirator body 2 and user's mouth and nose
The respirator 3 that portion matches, at least one is provided with the respirator body 2 fixing band 4 worn is installed for user.
In the present embodiment, respectively there are two clips the both sides of the respirator body 2, can connect two fixations
Band 4.During the wearing of the present invention, the fixing band 4 above is fixed on the top of user's head, and the breathing
The shape of device body 2 has a certain degree.The underlying fixing band 4 is fixed on the bottom of user's head, and respirator is formed
Certain angle.The material that the fixing band 4 can be had certain elasticity by silica gel, rubber etc. is made, to be applicable different head chi
Very little user.
The air stream drives component for driving air flow is additionally provided with the respirator body 2, on the respirator 3
Side lower position offer one be used for pure air flow into air inlet（Not shown in figure）, opposite side less than it is described enter
The opening position in air port offers an open exhaust outlet（Not shown in figure）, the exhaust outlet opening position is also removably disposed
There are filtration members.
Air channel is offered inside the respirator body 2（Not shown in figure）, the air channel and the filter 1 and described
Air inlet is connected.
The profile of the respirator 3 can be set according to the snout shape of user, using the material of soft silica gel.It is described
Respirator 3 is fixed by detachable structure and the respirator body 2, can also take cleaned or more when necessary
Change.
The air inlet be opened on the respirator 3 close to the air channel side lower position and with the air channel
It is connected, receives the pure air sent by the air channel.The exhaust outlet is opened in opposite side on the respirator 3, slightly
Less than the position of the air inlet, this asymmetric setting, enable to the air-flow of respirator interior that the layer at mouth and nose is presented
The characteristics of stream, so as to effectively avoid the intrusion of environmental contaminants and virus.
Because the characteristics of laminar flow is air-flow into relatively parallel, state from level to level, stable is moved to outlet from import.With it is general
The diffusing air-flow of port cover or electric mask present from surrounding toward center, or the characteristics of opposite direction it is significantly different, with blower fan
Rotate the eddy-currents being blown into or the unconspicuous sinuous flow difference of rule is bigger.Laminar flow can ensure air-flow revolution and collision therein
Minimum is reduced to, the pollutant or virus for ensureing the exhaust outlet will not be taken at the breathing of mouth and nose by local opposite direction air-flow.
Meanwhile this exhaust outlet opened designs so that respirator exhausts under extreme service condition including battery, blower fan
Damage etc. goes for lumbering the elderly and child all without the danger for producing asphyxia.Further, since wearer
Sound can be spread out of with the air of laminar flow from the exhaust outlet, can be during the wearing of the present invention, and user completely can be with
Normally speak, exchange.
In addition, being arranged at the filtration members of the exhaust outlet opening position can choose to install, the filtration members can be filtered by user
The discharged foreign matter of expiration and virus, so as to avoid secondary pollution.
It is interference fitted between the filter 1 and the respirator body 2, the setting being interference fitted herein can either be played
The effect of virus is sealed, be not through, has also reached the purpose of the disassembled and assembled freely of filter 1.The both sides of the filter 1 are set
There is the assembling for realizing the fast assembling-disassembling of filter 1 raised, be provided with the marginal position of the front end of filter 1 and institute
State the raised neck to match of assembling.
The filter 1 includes the air intake shell 11 and air-out shell 13 being connected with each other, the air intake shell 11 and air-out
Screen pack 12 is further fixedly arranged between shell 13, multiple air intakes for air intake are equidistantly offered on the air intake shell 11
Hole.The size of the fresh air inlet is gradually reduced from the center of the air intake shell 11 to surrounding.Such structure setting is also to be
Guarantee outside air can be inhaled into the respirator body 2 faster.
Offered on the air-out shell 13 for air-out wind passage mouth 14 and it is multigroup be used for support the screen pack 12
Brace rod 15, under the supporting role of the brace rod 15, the direction of the screen pack 12 to the air intake shell 11 is arched upward,
Form a domes.
The purpose that the screen pack 12 is arranged to domes is herein to expand the screen pack 12 in unit area
Usable floor area, ensure its fully contacting with air-flow, so as to further lift the filter efficiency of the screen pack 12.
The screen pack 12 includes sequentially overlapping the four-layer structure of arrangement by air intake direction to air-out direction（Do not show in figure
Go out）, it is respectively, the first netted filtration material layer, the first electrostatic electret filtration material layer, the second electrostatic electret filtration material layer and the second netted filter
Material layer.Wherein, the described first netted filtration material layer and the second netted filtration material layer play main filtration, must be provided with,
The first netted filtration material layer and the second netted filtration material layer then play aided filter, can selectivity setting.
According to EN13274-7 standard testings, penetrance≤10% of the first electrostatic electret filtration material layer, described second is quiet
Penetrance≤5% of electric electret filtration material layer.
The material of the first netted filtration material layer and the second netted filtration material layer is macromolecule material more than 100 mesh
Material.In the present embodiment, the described first netted filtration material layer and the second netted filtration material layer are made by nylon wire.
The air stream drives component includes being used for the blower fan 21 for driving air flow, and electrically connects with the blower fan 21
Connect, the control unit for controlling the blower fan 21 to operate, the air stream drives component also includes electrically connecting with the blower fan 21
Connect and be its power supply battery 22.
The blower fan 21 can be that the respirator 3 provides stable laminar flow.Therefore, the respirator 3 and need not be with
The Head And Face of user is close to completely, and this is also that the present invention is using a upper convenience.
During the use of the present invention, the intake of the blower fan 21 can be adjusted by user.It is each to ensure
The respiratory intensity of individual age bracket user, the maximum quantity of wind that the blower fan 21 provides should be not less than 80ml/min.
In the present invention, do not have considered critical for the type of the blower fan 21.But to coordinate making for the filter 1
With reaching design effect, the blower fan 21 is preferably centrifugal fan.Simultaneously, it should be noted that reduce noise, reduce to user
Interference.
The control unit includes middle control circuit board 23, button 24 and display（Not shown in figure）, the button 24,
The display and the blower fan 21 are electrically connected with the middle control circuit board 23 and are driven by it controlling, the button 24 and
The display may be contained within the outside of respirator body 2, being also associated with being used to realize data on the middle control circuit board 23
The USB port 25 of exchange.
The Detection of Air Quality component for completing Detection of Air Quality is additionally provided with the respirator body 2, it is described
Detection of Air Quality component is electrically connected with the control unit, and the Detection of Air Quality component includes at least one for examining
Survey the internal sensor of respirator interior air quality（Not shown in figure）, the internal sensor is fixedly installed on the air channel
It is interior.Whether the air that the internal sensor can monitor in the air channel in real time is cleaned totally.If air is not cleaned dry
Only, the display can prompting user checks whether the situation of respirator is good, or changes anti-virus filter.
The Detection of Air Quality component can also include being arranged at non-air channel side in the respirator body 2, being used for
The external sensor detected to outside environmental air quality, the external sensor are equally electrical with the control unit
Connection, and data feedback can be realized.The internal sensor is used cooperatively with the external sensor, you can to reach optimal
Using effect.
The area of the exhaust outlet is not more than the area of the air inlet on the respirator 3.Specifically, the breathing
The area of the exhaust outlet can be the 3/1 ~ 1/2 of the area of the air inlet on cover 3, can so ensure that user is wearing
When, certain pressure-fired be present in the respirator 3, so that it is guaranteed that the using effect of the present invention.
In general, the present invention realizes the effect of anti-virus, depends on the collective effect of three parts, i.e., described mistake
The filter effect of filter 1, the blower fan 21 provide the air laid stream side in enough air quantity and blast and the respirator 3
Formula flows.
The present invention have effectively achieved the filtering to virus and its attachment in air, and compared with prior art, tool
Have higher filter efficiency and a more preferable gas permeability, user during wearing can not only normal talking, and in pole
Also the problem of asphyxia will not be run under the service condition at end.Meanwhile the respirator of changeable type is set in the present invention, not only to exhale
The follow-up cleaning of haustorium and replacing are provided convenience, and also enable a user to select size most according to the snout shape of oneself
For appropriate respirator, so as to ensure that being bonded for respirator and user's snout, the using effect of respirator is improved.This
Outside, present invention employs the structure of laminar-flow type so that the air flow of respirator interior is more stable, not only by air-flow revolution and
Collision fall below it is minimum, and also ensure that exhaust outlet pollutant or virus mouth and nose will not be taken to by local opposite direction air-flow
At breathing, the health of user is further ensured.
In summary, the present invention can effectively complete the filtering to virus and its attachment in air, and filter effect shows
Write, strong applicability, there is very high use and promotional value.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit and essential characteristics of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention, and any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (10)
- A kind of 1. laminar-flow type purifying respirator, it is characterised in that：Including respirator body（2）, it is fixedly installed on the respirator Body（2）Front end, the filter for sucking air and purifying（1）, and it is removable installed in the respirator body（2） Rear end, the respirator to match with user's snout（3）, the respirator body（2）On be provided with least one for use Person installs the fixing band worn（4）, the respirator body（2）Inside it is additionally provided with the air stream drives group for driving air flow Part, the respirator（3）On side lower position offer one be used for air inlet that pure air flows into, opposite side is less than The opening position of the air inlet offers an open exhaust outlet.
- 2. laminar-flow type purifying respirator according to claim 1, it is characterised in that：The filter（1）With the breathing Device body（2）Between be interference fitted, the filter（1）Both sides be provided with for realizing the filter（1）Fast assembling-disassembling Assembling it is raised, the filter（1）It is provided with the marginal position of front end and the raised neck to match of the assembling.
- 3. laminar-flow type purifying respirator according to claim 1, it is characterised in that：The filter（1）Including mutually interconnecting The air intake shell connect（11）And air-out shell（13）, the air intake shell（11）And air-out shell（13）Between be further fixedly arranged on Screen pack（12）, the air intake shell（11）On equidistantly offer multiple fresh air inlets for air intake, the air-out shell（13） On offer wind passage mouth for air-out（14）It is and multigroup for supporting the screen pack（12）Brace rod（15）, described Brace rod（15）Supporting role under, the screen pack（12）To the air intake shell（11）Direction arch upward, formed one arch Shape structure.
- 4. laminar-flow type purifying respirator according to claim 3, it is characterised in that：The screen pack（12）Including by air intake Direction sequentially overlaps the four-layer structure of arrangement to air-out direction, is respectively, the first netted filtration material layer, the first electrostatic electret filter material Layer, the second electrostatic electret filtration material layer and the second netted filtration material layer.
- 5. laminar-flow type purifying respirator according to claim 1, it is characterised in that：The respirator body（2）Open inside Provided with air channel, the air channel and the filter（1）And the air inlet is connected.
- 6. laminar-flow type purifying respirator according to claim 5, it is characterised in that：The air stream drives component includes being used for Drive the blower fan of air flow（21）, and with the blower fan（21）It is electrically connected with, for controlling the blower fan（21）Running Control unit, the air stream drives component also include and the blower fan（21）Be electrically connected with and be its power supply battery（22）.
- 7. laminar-flow type purifying respirator according to claim 6, it is characterised in that：The blower fan（21）For centrifugal wind Machine.
- 8. laminar-flow type purifying respirator according to claim 6, it is characterised in that：The control unit includes middle control circuit Plate（23）, button（24）And display, the button（24）, the display and the blower fan（21）It is electric with the middle control Road plate（23）It is electrically connected with and is driven by it controlling, the button（24）And the display may be contained within the respirator body （2）Outside, the middle control circuit board（23）On be also associated with USB port for realizing data exchange（25）.
- 9. laminar-flow type purifying respirator according to claim 8, it is characterised in that：The respirator body（2）Inside also set It is equipped with the Detection of Air Quality component for completing Detection of Air Quality, the Detection of Air Quality component and the control unit It is electrically connected with, the Detection of Air Quality component includes at least one internal sensor for being used to detect respirator interior air quality Device, the internal sensor are fixedly installed in the air channel.
- 10. laminar-flow type purifying respirator according to claim 1, it is characterised in that：The respirator（3）Exhaust outlet position The place of putting is detachably provided with the filtration members for preventing user's secondary pollution, and the area of the exhaust outlet enters no more than described in The area in air port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710727348.4A CN107376146A (en) | 2017-08-23 | 2017-08-23 | Laminar-flow type purifying respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710727348.4A CN107376146A (en) | 2017-08-23 | 2017-08-23 | Laminar-flow type purifying respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107376146A true CN107376146A (en) | 2017-11-24 |
Family
ID=60352579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710727348.4A Pending CN107376146A (en) | 2017-08-23 | 2017-08-23 | Laminar-flow type purifying respirator |
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| CN (1) | CN107376146A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110368612A (en) * | 2019-07-25 | 2019-10-25 | 上海宝亚安全装备股份有限公司 | A kind of mask and its installing/dismounting method without the detachable outlet valve of tool |
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Application publication date: 20171124 |
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