CN105476113B - Low-resistance with cushion chamber presses mask - Google Patents
Low-resistance with cushion chamber presses mask Download PDFInfo
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- CN105476113B CN105476113B CN201410825421.8A CN201410825421A CN105476113B CN 105476113 B CN105476113 B CN 105476113B CN 201410825421 A CN201410825421 A CN 201410825421A CN 105476113 B CN105476113 B CN 105476113B
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Abstract
The invention discloses a kind of low-resistances with cushion chamber to press mask, it is characterized by comprising at least one layer of filters, the buffer substrate tablet for sheltering from mouth and nose position connecting by edge with filter is equipped on the inside of the filter, it is equipped with gap between buffer substrate tablet and filter and forms the first cavity, at least one in filter and buffer substrate tablet is connected with fixing belt；When the present invention is worn under the blocking of buffer substrate tablet, the direct impact filtration piece of mouth and nose respiratory air flow is avoided, filter can maintain biggish effective filtration area, depress in low-resistance and play better filter effect, provide more effective tool for person health care.
Description
Technical field
The present invention relates to a kind of masks, press mask more particularly to a kind of low-resistance with cushion chamber.
Background technique
Each neck lived already throughout us with the raising that people's hygiene and health are realized, mask as a kind of protection tool
Domain, such as medical treatment, chemical industry, Furniture manufacture industry, today that environmental pollution is caused in process of industrialization, we had to band
Mask trip is played, to avoid haze injury, the main function for making a general survey of these masks is exactly isolation filtering microparticle, virus and nocuousness
Gas avoids microparticle, virus and pernicious gas from being directly sucked in lung and causes negative effect to health of human body.Existing mask type
Various, most common still based on chip and folding mouth mask and bowl formula, chip mask is overlapped by the tiling of several layers filter disc；
Folding mask is equipped with the folding of multiple tracks level on the filter disc of several layers tiling overlapping, when wearing above and below pull open；Bowl formula
Mask some is made of the expansion that band pieces together seam in bowl-shape filter, and it is in bowl-shape filter structure that some is integrally formed by molding
At；These common masks are made of the filter of several overlappings, and the extensible degree of filter is small when wearing, and filter is directly right
Mouth and nose, since filter is closer away from mouth and nose, filter is higher than against nose and mouth inside and outside differential pressure far from nose and mouth when air-breathing,
The imbalance of pressure distribution causes filter that cannot balance everywhere so that air flow rate and dust accumulation amount are also different everywhere for filter
Play its filtering efficiency, and face mouth and nose position at High Pressure Difference, high flow capacity, high dust accumulation, it considerably increases against nose and mouth mistake
Microparticle on filter disc penetrates probability under high-speed flow drive, there are also when filter is closer away from mouth and nose respiratory air flow to mistake
Filter disc impact force is also big, and vibration deformation also will increase the probability of microparticle transmission, and filter can be more under suction when air-breathing
Close to nostril, naris position wind pressure can be higher；Each layer filter overlapping of these masks be close together it is very close to each other, when wearing due to
Filter inner face and face localized contact, and the position that filter is contacted with face can lose most of filtering function, this just contracts
The small effective filtration area of filter, and the size of filter disc micropore will be usually reduced sometimes for filter effect is improved,
The reduction of the either diminution of pore size or effective filtration area can all increase the pressure difference inside and outside filter, cause gas
Stream, which has some setbacks, the feeling felt suffocated, and the increasing of pressure difference increases the air-flow velocity at filter micropore, in the drive of high-speed flow
Under the small microparticle that is adhered on filter can also pass through micropore and enter respiratory tract, influence filter effect；These problems still have
It is perfect to be subject in technological improvement.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of low-resistances with cushion chamber to press mask.
The technical solution adopted by the present invention are as follows: a kind of low-resistance with cushion chamber presses mask, it is characterised in that including at least
One layer of filter, the filter inside are equipped with the buffer substrate tablet for sheltering from mouth and nose position connecting by edge with filter, delay
It is equipped with gap between punching and filter and forms the first cavity, at least one in filter and buffer substrate tablet is connected with fixing belt, and first
The supporter of two lateral pieces of support is equipped in cavity.
Further, the filter is two layers or more, and gap is equipped between the adjacent filter of at least one group and forms the
Two cavitys, filter is outer filter on the outside of second cavity, and inside filter is interior filter, outer filter and interior filter
Edge is tightly connected, and the supporter of two lateral pieces of support is equipped in second cavity.
Further, the buffer substrate tablet surrounding all or part edge is connect with filter.
Further, the buffer substrate tablet edges at two ends is connect with filter.
Further, the buffer substrate tablet left and right ends and top edge are connect with filter respectively.
Further, the buffer substrate tablet and/or filter are equipped with reinforcing rib, which is to be linked together with filter
Support bar or solid-state adhesive tape or filter by thermmohardening item.
Further, two lateral piece of the second cavity is different material, wherein side pellet material be chemical fibre or silk or
Woollen.
Further, the filter outermost layer cotton filter.
Further, the one-way breather valve with external communication is connected on the buffer substrate tablet.
Further, the buffer substrate tablet and/or filter, which are equipped with, folds.
Further, the filter two sides are connected separately with fixing belt, and the two sides of buffer substrate tablet are connected separately with lacing wire, draw
Muscle and ipsilateral fixation band connection；Or the buffer substrate tablet two sides are connected separately with fixing belt, the two sides of filter are connected separately with
Lacing wire, lacing wire and ipsilateral fixed band connection.
Further, buffer substrate tablet face nose and mouth air penetrability is lower than around face snout.
Further, the buffer substrate tablet is connected and composed by two or more different aperture ventails.
Further, the buffer substrate tablet is connected and composed by two or more ventails, and blocking mouth and nose position is cotton.
Further, the fixing belt is connected on buffer substrate tablet, and filter is connected to buffer substrate tablet by the portion of being detachably connected
On.
The present invention is equipped with buffer substrate tablet between filter and mouth and nose, and possesses gap between filter and buffer substrate tablet, when expiration
Air-flow just penetrates filter after buffer substrate tablet buffering dispersion, can reduce the vibration that the direct local assault filter of air-flow generates,
It is small that air-flow mitigates local assault；Downstream is acted in buffer substrate tablet when air-breathing to be dispersed to reach nostril by multiple directions, is reduced pair
The suction of mouth and nose location filtering piece avoids partial admission and measures higher problem, makes on filter that stream pressure is more balanced everywhere,
Air-flow, which can be effectively reduced, and directly impacted causes microparticle caused by pressure imbalance through probability；There are also in use, buffer substrate tablet with
Face localized contact possesses gap and forms the first cavity between buffer substrate tablet and filter, the filter on the outside of the first cavity can maintain
Biggish effective filtration area provides advantage for the diminution of pore size, can effectively reduce the pressure of filter two sides
Difference reduces High Pressure Difference bring particle and penetrates probability, depresses it in low-resistance and plays better filter effect；The present invention simultaneously
Also electrostatic further can be generated by the separation of cavity medial and lateral unlike material filter and reinforce filter effect, and pore size is not
It is too small with being made, make its work in low resistive state, provides more effective tool for person health care；Traditional mask wear when
Under the action of breathing steam, nose and mouth and neighbouring easily absorption steam humidity condensate, condensate is in the infiltration of mask interlayer and outer layer
The contact such as harmful substance such as dust, bacterium, virus, harmful substance, which is easy to enter using water as mediator, pollutes mouth and nose on the inside of mask,
And buffer substrate tablet of the present invention absorbs most of steam, buffer substrate tablet is isolated by the first cavity with filter, does not have condensate osmosis pollution
Phenomenon；Also it can reduce cavity further in cavity through the supporter of setting two lateral pieces of support with breathing deflection, mention
The stability of high cavity geometry.
Detailed description of the invention
Fig. 1 is one overall structure view of the embodiment of the present invention.
Fig. 2 is the longitudinal section view three-dimensional structure diagram of the embodiment of the present invention one.
Fig. 3 is the lateral section view three-dimensional structure diagram of the embodiment of the present invention one.
Fig. 4 is that one filter of the embodiment of the present invention cuts shape graph.
Topology view when Fig. 5 is wide for buffer substrate tablet upper, middle and lower on the basis of the embodiment of the present invention one.
Topology view when Fig. 6 is wide intermediate narrow up and down for buffer substrate tablet on the basis of the embodiment of the present invention one.
Fig. 7 is two overall structure view of the embodiment of the present invention.
Fig. 8 is two sectional structure chart of the embodiment of the present invention.
Fig. 9 is three overall structure view of the embodiment of the present invention.
Figure 10 is three knot sectional structure chart of the embodiment of the present invention.
Figure 11 is four overall structure view of the embodiment of the present invention.
Figure 12 is four sectional structure chart of the embodiment of the present invention.
Figure 13 is that the embodiment of the present invention five cuts open stereochemical structure view.
Figure 14 is six overall structure view of the embodiment of the present invention.
Figure 15 is six section view three-dimensional structure diagram of the embodiment of the present invention.
Figure 16 is seven section view three-dimensional structure diagram of the embodiment of the present invention.
Figure 17 is that the embodiment of the present invention eight cuts open longitudinal cross section.
Figure 18 is the band supporting rib mask sectional block diagram of the embodiment of the present invention.
Figure 19 is the supporting body structure schematic diagram that the embodiment of the present invention is made of the identical corrugated body in two layers of corrugation direction.
Figure 20 is the supporting body structure schematic diagram that the embodiment of the present invention is made of the vertical three layers of corrugated body of two cross one.
Figure 21 is spring-piece type of embodiment of the present invention supporter schematic diagram.
Figure 22 is the supporting body structure schematic diagram that the embodiment of the present invention is made of the support chip with vertical folding line.
Figure 23 is buckle-type of embodiment of the present invention supporter partial cutaway view schematic.
Figure 24 is strip supporting body structure figure at cavity edge of the embodiment of the present invention.
Figure 25 is the schematic diagram that bar shaped muscle is set on buffer substrate tablet of the present invention.
Figure 26 is the supporting body structure figure that the embodiment of the present invention is made of the support chip that bracing wire controls.
Figure 27 is filter structure chart of the surrounding of the embodiment of the present invention with folding line.
Figure 28 is the Respirator structure figure that band of the embodiment of the present invention passes through cavity one-way breather valve.
Figure 29 is the concave convex button fracture sectional structure chart that frame of the embodiment of the present invention connects sheet body.
Figure 30 is the embodiment of the present invention using cotton gauze as the buffer substrate tablet structure chart of matrix.
Figure 31 is "the" shape of embodiment of the present invention foldable structure figure.
Figure 32 is that the embodiment of the present invention pulls Texturized formula elastic strip body structural schematic diagram.
Figure 33 is equipped with structural schematic diagram of the bed course as supporter between sheet body of embodiment of the present invention edge.
Figure label title: 1 filter；2 buffer substrate tablets；3 fixing belts；4 left joining edges；5 right joining edges；6 middle lines；Mistake in 7
Filter disc；8 outer filters；9,10 second cavity；11 supporting ribs, 12 one-way breather valves；13 bar shaped muscle；14,15 corrugated body；16 bullets
Piece；17 support chips；18 vertical folding lines；19 buckles；20 strip shape bodies；21 pillars；22 bracing wires；23 fold；24 concave volumes；25 convex bodys；26
Cotton gauze；27 cottons；28 bed courses.
Specific embodiment
As shown in Figures 1 to 4, which presses mask to the embodiment of the present invention one, is equipped with one layer of filter 1,
It is equipped on the inside of filter 1 and is located at the buffer substrate tablet 2 that mouth and nose front shelters from mouth and nose position, the 2 upper/lower terminal edge of buffer substrate tablet difference
It is fixedly connected with the upper and lower edge of filter 1, the open airbreak in the left and right sides is formed between buffer substrate tablet 2 and filter 1 equipped with gap
First cavity, filter two sides are connected with fixing belt 3；Filter can select different filter hole according to different operating environment requirements
The material of gap, the present embodiment use melt spraying non-woven fabrics, and similar a pair of of wing shape is cut out as shown in Figure 4, for along 6 or so pairs of middle line
Claim structure, its doubling is first overlapped along middle line 6 by when production, then by folded wing lower edge left joining edge 4 and right joining edge 5 stitch
It closes or bonding, when use, which pulls open filter, can form a bowl shaped space；Buffer substrate tablet 2 is with to airflow-resistive buffer function
Breathable microporous filter disc, such as cotton, silk fabric and non-woven fabrics are ok, and production method is identical as filter 1, same after expansion
With a concave surface, buffer substrate tablet 2 is aligned lower edges with 1 middle line of filter and is glued respectively to together, and 2 seam of buffer substrate tablet is plus slow
The total length of 2 midline position folding line of punching is less than the total length that 1 seam of filter adds 1 midline position folding line of filter, delays
2 or so width of punching is narrower than filter 1, and buffer substrate tablet folds middle line position not to being stacked and placed on between folded filter when storage
It is overlapped, flat storage does not take up space, and the used time stretches out；Expiratory airflow a part overcomes resistance to arrive through buffer substrate tablet when wearing
It being buffered up to the first cavity, a part of air-flow deflecting flows to filter in the open airbreak position in buffer substrate tablet two sides and is buffered,
Air-flow after buffering disperses reduction of speed penetrates filter again, and air-flow mitigation local assault is small, and pressure is more balanced everywhere on filter,
It can reduce the vibration deformation that air-flow part directly impact filtration piece generates；A part of air-flow is overcome slow by the first cavity when air-breathing
Punching resistance reaches at nostril through buffer substrate tablet, and a part of air-flow reaches nostril by the open airbreak position in buffer substrate tablet two sides, makes
Outside air is uniformly dispersed by full wafer filter and penetrates into, make on filter that pressure is more balanced everywhere, reduce to mouth and nose
The suction of location filtering piece avoids mouth and nose location filtering piece from, close to nostril, reducing the shake of filter generation under suction
Dynamic deformation avoids partial admission and measures higher problem, dust accumulation is made to tend to be uniformly distributed on filter, makes filter mistake everywhere
Filter efficiency is equalized utilization, extends filter service life, can effectively reduce the drive of high-speed flow caused by pressure imbalance
The probability that microparticle penetrates；Due to possessing gap between filter and buffer substrate tablet, the filter and buffer substrate tablet of the first empty cavity position are only
There are a buffer substrate tablet and face localized contact, and filter is not direct with nose, lower jaw location contacts, filter, which can maintain, biggish to be had
Filter area is imitated, the pressure difference of filter two sides can be effectively reduced, reduces air velocity at hole, further decreases particle transmission
Probability greatly improves filter effect, while also providing possibility and advantage for the diminution of pore size；The present invention
It can be depressed in low-resistance and play better filter effect.Traditional mask wear when under the action of breathing steam, nose and mouth and
Steam humidity condensate is nearby easily absorbed, condensate connects in the infiltration of mask interlayer and outer layer harmful substance such as dust, bacterium, virus etc.
Touching, harmful substance, which is easy to enter using water as mediator, pollutes mouth and nose on the inside of mask, and buffer substrate tablet of the present invention absorbs most of steam,
Buffer substrate tablet is isolated by the first cavity with filter, and without condensate osmosis pollution phenomenon, this is outstanding in highly infective medical environment
Its is important, while filter dampness is reduced, and can reduce condensate blocking hole high resistant and feels oppressed sense, is electrostatic material in filter
When, lower humidity also can reduce the negative effect to electrostatic material performance.Buffer substrate tablet is in upper and lower narrow centre in the present embodiment
Wide shape, can also be used when implementation that upper, middle and lower is wide or upper and lower wide intermediate narrow shape, see Fig. 5, Fig. 6, increase on buffer substrate tablet,
The connection length of lower edges at two ends and filter, further decreases filter while improving structural strength and face contacts machine
Meeting.
As shown in Figure 7,8, it is two layers which presses the filter 1 of mask to the embodiment of the present invention two, outside
Layer is non-woven fabrics, and internal layer is melt spraying non-woven fabrics, and it is in bowl-shape for being pressed and molded, and buffer substrate tablet 2 is similarly non-woven fabrics and melt spraying non-woven fabrics weight
It is folded to constitute, it is pressed and molded as concave shape, the left and right both ends of buffer substrate tablet are fixedly connected with the left and right edge of filter respectively, and upper and lower two
Side opens airbreak, and buffer substrate tablet can shelter from mouth and nose position, and gap is again provided between buffer substrate tablet and filter and forms the first cavity, together
Sample can achieve the filter effect that anti-gas shock low-resistance is pressed.In order to which the stiffness for improving filter and buffer substrate tablet avoids when implementation
It is deformed when use, can be overlapped or combine nylon yarn mesh grid on sheet body, keep its form more firm.
As shown in Figures 9 and 10, it is three layers which presses the filter 1 of mask to the embodiment of the present invention three, outside
Layer is cotton, and middle layer is cotton yarn, and internal layer is melt spraying non-woven fabrics, and two panels edge in left and right is divided into structure and erects middle line suture or bonding,
Pull open to be bowl-shape, buffer substrate tablet 2 is that linen is integrally cut into "convex" shaped, left and right both ends and upside respectively with a left side for filter,
Right, top edge is fixedly connected, the upper left corner, the upper right corner, the open airbreak in downside, and buffer substrate tablet can shelter from mouth and nose position, buffer substrate tablet with
It is again provided with gap between filter and forms the first cavity, equally can achieve the filter effect that anti-gas shock low-resistance is pressed.It is real
The buffer substrate tablet upper left corner and upper right corner airbreak part can not also crop when applying, and with filter marginal adhesion, only downside opens airbreak.
As shown in Figure 11,12, it is two layers which presses the filter 1 of mask to the embodiment of the present invention four,
Outer layer is active carbon cloth, and internal layer is melt spraying non-woven fabrics, and buffer substrate tablet 2 is that grey sheeting upper/lower terminal is not the side for being connected to filter
Edge, but be connected on filter ontology, the open airbreak in the left and right sides are again provided with gap and form the between buffer substrate tablet and filter
One cavity, buffer substrate tablet can shelter from mouth and nose position, and gap is again provided between buffer substrate tablet and filter and forms the first cavity, Ke Yitong
Sample reaches the filter effect that anti-gas shock low-resistance is pressed.Buffer substrate tablet can be non-with filter respectively with left and right both ends when implementation
The ontology at edge is fixedly connected, and the open airbreak in upper and lower two sides or the left and right both ends of buffer substrate tablet and upside connect with filter ontology respectively
It connects, only one end is connect with filter edge, the other end and filter ontology connect in the open airbreak in downside or upper and lower ends, and two
Side airbreak equally can achieve the filter effect that anti-gas shock low-resistance is pressed.
As shown in figure 13, which presses mask to the embodiment of the present invention five, and filter 1 is three layers of overlapping knot
Structure, outer layer facing cotton, middle layer are meltblown active carbon cloth, and internal layer melt spraying non-woven fabrics, filter inside, which is equipped with, blocks mouth and nose position
Buffer substrate tablet 2, buffer substrate tablet 2 is non-woven fabrics, which is fixedly connected with filter edge, buffer substrate tablet and filter
Between be equipped with gap formed the first cavity, buffer substrate tablet developed area be less than filter developed area, buffer substrate tablet be breathable microporous filter disc,
Filter can select the material of different filtering holes according to different operating environment requirements, and filter two sides are connected with fixing belt；
When use under the blocking of buffer substrate tablet, the direct impact filtration piece of mouth and nose respiratory air flow is avoided, air-flow buffer disperses after pressing again
Filter is penetrated through the first cavity, pressure is more balanced everywhere on filter, and it is uneven can to effectively reduce the direct surge of air-flow
Caused by microparticle penetrate probability；There was only buffer substrate tablet and face localized contact when wearing, gap, mistake are possessed between buffer substrate tablet and filter
Filter disc can maintain biggish effective filtration area, and the pressure difference of filter two sides can be effectively reduced, and avoid High Pressure Difference bring
Particle penetrates, and further improves filter effect, while also providing possibility and advantage for the diminution of pore size；This
Embodiment can be depressed in low-resistance and play better filter effect, provide more effective tool for person health care, avoid
Naris position pitch-dark phenomenon when worker wears mask, the increasing of effective area can also extend the use time of filter.
For the embodiment of the present invention six as shown in Figure 14,15, which presses 2 surrounding of buffer substrate tablet of mask not to be
Be fixedly connected with filter edge, but be connected with intramarginal filter ontology, after stretching equally buffer substrate tablet with
First cavity with gap is formed between filter, the shape of evagination or convex can be used in buffer substrate tablet, what the present embodiment used
It is the filter effect equally also pressed with anti-gas shock low-resistance with the equidirectional convex shape of filter.
When implementation, for the more preferable filtering isolation effect of acquisition, above-described embodiment can be by filtering opposite in the first cavity
Piece and buffer substrate tablet are set as different material, and the filtering sheet material adjacent with buffer substrate tablet is using materials such as macromolecule or furs, such as chemical fibre, silk
Silk fabric, woollen, plastic cement etc., buffer substrate tablet and filter removing can generate electrostatic on filter when mask is unfolded, for being adsorbed onto
Up to the microparticle of outer filter, sucking body is avoided.On the outside of the filter it is also settable with its stack with certain thickness
It is not likely to produce the cotton filter of electrostatic, cotton filter can knit cloth linty or multilayer cotton yarn for batt layer or surface, thick
Between 2 millimeters to 8 millimeters of degree, it only can be just adsorbed with the micronic dust that air-flow enters cotton filter, avoid the filter exposed suction
Attached close microparticle can be used for the place of less demanding to electrostatic.Also height can be added on the filter adjacent with buffer substrate tablet
The cilium of insulation is used for Electrostatic Absorption, such as chemical fibre, silk, hair, extends the air flow path for capturing microparticle.
As shown in figure 16, it is two layers, two layers which presses the filter of mask to the embodiment of the present invention seven
It is equipped with gap between filter and forms the second cavity, filter is interior filter 7 on the inside of the gap, and outside filter is outer filter
8, outer filter and the connection sealed around of interior filter, outer filter and interior filter are dissimilar materials, outer mistake when mask is unfolded
Filter disc and the removing of interior filter generate electrostatic, and macromolecule or fur etc. can be used easily in order to obtain filter outside high electrostatic potential
Electrostatic material, such as chemical fibre, silk, woollen are generated, the microparticle greater than hole filtered out can not only be made to be adsorbed on outer filtering
On piece can also be such that the microparticle less than hole is adsorbed on outer filter, while have inside and outside double-filtration, avoid microparticle
Inhalation hazard health, not only strengthens filter effect, and that it goes without doing is too small for the pore size of filter, can make its work
Make to reduce the pressure difference of filter two sides in low resistive state, reduce air velocity at hole, reduces particle through probability；Quiet
Each filter in fulgurite control place will using being not likely to produce the material of electrostatic, such as low insulation body cotton material or homogeneous material,
To reduce the electrostatic generated when removing.
As shown in figure 17, it is four layers which presses the filter disc of mask to the embodiment of the present invention eight, outermost layer
For the cotton filter for being not likely to produce electrostatic, outer several second layers are chemical fiber filter piece easy to produce static electricity and Chong Die with outermost layer,
Outer several third layer are silk, and innermost layer filter is the cotton filter for being not likely to produce electrostatic, outer several second layer filters and outer
Between number third layer filters, be equipped between the 4th layer of filter of outer several third layer filters and outer number gap formed the second cavity 9,
10, it can be achieved that from inside to outside multistage electrostatic adsorption filtration, better effect.Second cavity double-side filtering piece can also be the easy of homogeneity
The net of a heterogeneous material easy to produce static electricity is arranged between two filters, can also realize this purpose for the material for generating electrostatic.
Using the right and left to the structure stacked, when use, which is pulled open, is in for above-described embodiment buffer substrate tablet and filter
Bowl-shape, in addition to this to stacked structure, buffer substrate tablet and filter can be also chip when implementation, and buffer substrate tablet and filter are
One full wafer, folds on full wafer respectively, then by both folded pressing that is stacked together, passes through the two folded length or folding
The adjusting of folded road number, equally makes buffer substrate tablet developed area be less than filter developed area, buffer substrate tablet, mistake after stretching open foldable
Filter disc is respectively formed the cancave bowl shaped outwardly protruded, and first cavity with gap is formed between buffer substrate tablet and filter.Using
There is gap that there is the second cavity between multiple filtration piece and filter, folding knot can also be used in the filter of the second cavity two sides
Structure, interior filter developed area are less than outer filter developed area, and when use stretches open form into the second cavity；Folding can be vertical
It combines and folds to folding or laterally folded or transverse and longitudinal, can be one or multi-channel folding, also can be to cross over many times once to fold
It folds.Buffer substrate tablet and filter can also use formed in mould spill piece.Buffer substrate tablet and filter using when be concavity, with
Mouth and nose possess distance.
When implementing also reinforcing rib can be arranged on buffer substrate tablet and/or filter in the present invention, which can be and filter
Or the support bar that buffer substrate tablet is linked together, the support bar can be to be fixed on pellet surface or be clipped in the intracorporal plastic strip of piece or thin gold
Belong to item, which can also be solid-state adhesive tape, and by being formed after the solidification of coating adhesive tape, which can also be filter or buffer substrate tablet
By thermmohardening item, cavity cavity is made to keep stable form, reduce the deformation generated with breathing, in order to which cavity cavity keeps shape
Stability can also adhere to nylon mesh on buffer substrate tablet and/or filter, for improving stiffness.
In order to further increase the stability of cavity cavity geometry when the present invention is implemented, between buffer substrate tablet and filter the
Settable supporter in the second cavity in one cavity, between filter and filter makes its expansion keep gap when wearing, such as
It is exactly to be improved on the basis of embodiment seven shown in Figure 18, between the longitudinal midline folding position of buffer substrate tablet 2 and interior filter 7,
Supporting rib 11 is respectively equipped between interior filter 7 and the longitudinal midline folding position of outer filter 8, stiffness height can be used in supporting rib 11
Nylon wire, buffer substrate tablet or filter can also be directlyed adopt and replaced, using can be on supporting rib with solid when buffer substrate tablet or filter
State adhesive tape is improved stiffness by thermmohardening item, can also be arranged through hole on supporting rib, and cavity or so perforation is made not influence gas
The equilibrium of stream, if the middle line of folding position is level, which is equally also horizontally disposed with therewith, if there is multiple tracks is vertical or
Transverse fold line, may also set up the supporting rib of the identical quantity of multiple tracks, and through hole is set on supporting rib, keep supporting rib two sides empty
Between air-flow free flow.
Supporter can also be bar shaped corrugated body, and it is in just profound undaform that corrugated body, which rises and falls, using can above use single-layer or multi-layer
Structure, supporter as shown in figure 19 be identical two layers of corrugated body structure in corrugation direction, two interlayers can floating connection, two layers of corrugation
Body 14 has certain toughness and elasticity, and usually coincideing for two layers stacks, pull wherein one layer of corrugated body, corrugated body interlayer when use
Dislocation generates spacing and is used to support, when implementation two layers of corrugation can also opposite in phase contact and be fixedly connected in contact site, shape
At a supporting and space；Supporter as shown in figure 20 has three layers of corrugated body 15, is the horizontal vertical structure in corrugation direction two, whole is in item
Shape, it is more stable that interlayer is fixedly connected with support construction, and when implementation can be also the horizontal vertical double-layer structure in corrugation direction one.
Supporter can be also corrugated ventail, and each layer shown in Figure 20 is extended to cavity cavity edge when implementation,
It can be also single layer or the vertical double-layer overlapping arrangement of one cross of corrugation direction one in structure, which is sheet gas permeable material,
The filtering function of filter can be had both, corrugated ventail can directly substitute one layer or more in filter when being two layers or more
Layer, based on the setting of each layer corrugation size can will reserve through-flow for one's own use by air-flow in cavity.
Supporter can be also three-dimensional nylon yarn pieces of fabric, and three-dimensional nylon yarn pieces of fabric is usually used in Ventilating cushion, for height
The backing material of gas permeability.
Supporter can also be elastic slice, and elastic slice is connected on filter and/or buffer substrate tablet, and elastic slice 16 as shown in figure 21 is connected to
On buffer substrate tablet 2, in dispersion point type distribution, in the fold that elastic slice may be provided in folding when filter, buffer substrate tablet are foldable structure, folding
Folded fold pulls open rear elastic slice pop-up.
Supporter can also be the support chip with vertical folding line, and 17 bottom of support chip as shown in figure 22 is fixed on buffer substrate tablet,
It is stood on buffer substrate tablet 2 at vertical folding line 18, support chip also can connect on filter when implementation, when filter or buffer substrate tablet are
When accordion structure, the support chip can vertically folds be in the folding fold of filter or buffer substrate tablet, support chip bottom
The edge of vertical folding line two sides is connected on the opposite two sides folded in fold, the folding fold of filter or buffer substrate tablet
After stretching out, vertically folding line expansion certain angle erects support chip, plays a supporting role, vertical folding line refers to that support chip is vertical
The folding line that folding line also erects therewith after rising, vertical supporting have structural stability in interlayer.
As shown in figure 23, supporter can also be the buckle 19 being separately fixed on two lateral piece of cavity, buckle engaging two sides
The cavity of a form stable is formed between piece, it is also removable to separate single layer replacement.
As shown in figure 24, supporter can also be used as supporter in the strip shape body 20 that the ring cavity edge is arranged in chamber internal edge,
So that edge is possessed gap and improves effective filtration area.
Also strip or dot bulge can be arranged as supporter, such as rubber strip or rubber in supporter on filter or buffering
Protrusion, protrusion can have the bodies of support function for cone column or cylindric or arc dome-shaped etc., and zigzag can be used in rubber strip,
Sawtooth opening position connection two sides make air-flow can be with through-flow.
The bar shaped muscle that supporter also can be used filter or buffer substrate tablet to fold out is as supporter, the bar shaped muscle that folds out
The surface of filter or buffer substrate tablet is stood on, can be higher to the folded two sides stiffness that is bonded as one by bar shaped muscle, as shown in figure 25, be
Bar shaped muscle 13 is provided on buffer substrate tablet 2, bar shaped muscle is that will be formed to folded sheet body hot pressing by ultrasound, is provided on bar shaped muscle open-minded
Mouth makes air-flow can be with through-flow.
The elastic slice held onto also can be used in supporter, by pulling manacle that elastic slice is made to bounce holding support.
The pillar of bracing wire control also can be used in supporter, and usually 21 one end of pillar is connected on buffer substrate tablet as shown in figure 26
Volt is in cavity cavity, and pillar can also be connected on filter when implementation, and the bracing wire 22 guided to outside cavity is connected on pillar,
It pulls anchor strut to erect when use and supporting role is implemented to cavity cavity, hangnail can be set in bracing wire and be stuck in anti-non-return on outlet
Contracting, settable standing limits lacing wire between pillar and sheet body connected to it, prevents bracing wire from pulling excessive pillar and swings to the other side, draws
Line can both be separately provided, and pull direction either left and right can also wait other directions up and down above, when pulling direction is left and right
Bracing wire may be connected in fixing belt, be servo-actuated pull-up pillar in fixing belt drawing pull-down line, bracing wire can when pulling direction and being left and right
It is directly replaced with fixing belt, fixing belt is protruded into cavity by outlet and connect with pillar, in order to pull the piece at setting outlet
Limited block can be arranged in fixing belt on the inside of outlet in body, which can be fixing belt knot and be also possible to be fixed on
The fixed block of other materials in fixing belt, limit block size are greater than outlet size, and it is again implementable can to limit pulling stroke
The edge connected on filter or on buffer substrate tablet or both can be set in the drawing of sheet body at outlet, outlet.
Above-mentioned various supporters can keep the gap between two sheet bodies, can also use other forms or shape, not office
It is limited to above-mentioned various, supporter avoids filter and buffer substrate tablet or filter and filter from pasting when playing a supporting role in a word
Be close together, it is ensured that air-flow perforation of the air in intracavitary gap, dispersion flows freely around, make in gap everywhere pressure compared with
Equilibrium, interior cavity is in low resistive state, cannot separate several intracavitary air-flows of closed small chamber influence and press.Support point of body position
Cloth can radiation profiles, supporter can be around non-individual body or interrupted body, and height can be set according to shape of face model.Supporter can be with
It only connect, can also be connect with two lateral piece of cavity simultaneously with a lateral piece in cavity.Supporter height can be contour, can also be by
Cavity center is gradually lower to edge.
In order to make to possess in cavity gap, when supporter is difficult to be arranged, foldable structure is can be used in cavity outer filter piece, such as
It shown in Figure 27, folds 23 and is distributed in filter surrounding and close on edge, when use pulls open foldings, can also make the holding of cavity surrounding
Good gap.
The permeability that air-flow is improved when the present invention is implemented, can be in buffer substrate tablet mouth and nose position when the hole of buffer substrate tablet is smaller
Periphery setting stomata is set, stomata can be acanthopore or punching, and radiation profiles, stomata can wait stomata around centered on mouth and nose position
Diameter can also be gradually increased around, reduce buffer substrate tablet gas-flow resistance；It can be in buffer substrate tablet mouth and nose position when the hole of buffer substrate tablet is larger
The lesser ventail of the hole for adding and stacking with it or airtight diaphragm are set, as auxiliary buffer layer, avoids air-flow in mouth and nose position
Set fast strikethrough buffer substrate tablet impact filtration piece.
One-way breather valve can be arranged when implementing in the present invention on filter, and there are many one-way breather valve connection types, one
Collar extension is respectively placed in filter inner side and outer side in one-way breather valve, and filter can be prevented with breathing reciprocal transformation, improved intracavitary
Air oxygen content；Secondly one-way breather valve passes through all cavitys, collar extension is located on the outside of filter, and internal orifice is located on the inside of buffer substrate tablet,
As shown in figure 28, one-way breather valve 12 plays the role of supporter simultaneously, and the opening of two lateral piece of cavity is fixed on unidirectionally
On the valve body of outlet valve, make intracavitary holding gap, such exhaled gas is directly discharged to outside mask by one-way breather valve, seldom into
Enter cavity and further increases intracavitary oxygen content；When buffer substrate tablet surrounding is fixedly connected with filter edge, the first cavity
To be closed, it is mentioned here it is closed refer to the first cavity surrounding formed closed loop connection and have airing function, in addition to such as Figure 28
Internal orifice can be also located at by shown one-way breather valve through buffer substrate tablet, the mounting means of filter and external communication, one-way breather valve
On the inside of buffer substrate tablet, collar extension is located at the edge position of the first cavity and external communication, lower edge or both sides of the edge, collar extension can
It is connected by pipeline with valve body for one or more, pipeline and valve body can equally play the role of supporting the first cavity, in this way
Occupancy filter surface can also be avoided to cause the reduction of effective filtration area, one-way breather valve is less than the resistance of exhaled gas
The resistance of exhaled gas, most of exhaled gas are discharged by the one-way breather valve of low-resistance for buffer substrate tablet, are not entered or micro entrance
First cavity there will not be the excessive phenomenon of dead space accordingly even when the first cavity volume is larger, and dead space is exactly that exhaled gas is anti-
It is multiple to participate in breathing and cause to suck the gas oxygen content carbon dioxide content that is lower getting higher, same each chamber can do it is larger,
Convenient for adding filtrate, filter cloth, Electrostatic Absorption layer, moisture absorption layer, plicated layer and supporter inside it.Check valve and sheet body can be with
It being once fixed on sheet body, Demountable also can be used, such as clamp structure, replaceable sheet body, check valve is used multiple times,
Reduce use cost.Check valve can be mounted on perpendicular midline position or side for one, or two are left and right symmetrically arranged.It is single
The second cavity can also be implemented to support to valve.
When the left and right sides of buffer substrate tablet is fixedly connected with filter edge respectively when implementation, fixing belt both can connect in mistake
Edge of the filter disc in conjunction with buffer substrate tablet, is also attached on filter, can also be connected on buffer substrate tablet, be connected to filter with
It can be deformed on the edge or buffer substrate tablet that buffer substrate tablet combines to avoid the drawing to filter.It in any case, can be in filter two
Side is connected separately with fixing belt, is connected separately with lacing wire in the two sides of buffer substrate tablet, lacing wire again with ipsilateral fixation band connection；Or
Buffer substrate tablet two sides are connected separately with fixing belt, and the two sides of filter are connected separately with lacing wire, lacing wire again with ipsilateral fixed band connection,
Fixing belt is hung on ear or is to be pulled simultaneously to filter and buffer substrate tablet using fixing belt and lacing wire, here with after brain when wearing
Described two sides refer to the left and right sides.Lacing wire can also be able to be flexible drawstring, fixing belt for not elastic drawstring
It equally can also be able to be flexible drawstring for not elastic drawstring, it can also be different that lacing wire and fixing belt, which can be same material,
Material, by lacing wire into the selection of length or the selection of different elastic force material, the adjustable drawing to filter and buffer substrate tablet
Power, conducive to the formation of cavity and the holding of form.
The present invention implement when filter and buffer substrate tablet can also use detachable structure, be equipped with a mask frame, filter,
Buffer substrate tablet is connect with frame surrounding, and the softer colloidal materials of quality can be used in frame, and frame can also be preferable using flexibility
Plastic material, frame can also be coated with the softer colloidal materials of quality using the preferable plastic material of toughness elasticity as keel surface；
Press strip can be used in filter, buffer substrate tablet and frame connection type, and filter and buffer substrate tablet are pressed into frame surrounding card slot, can also
Filter and buffer substrate tablet are clamped on frame using clamping plate, the zippered concave convex button connection of anodontia also can be used, concave convex button is first
Tail is connected in a ring, and for a side fastener loop connecting of concave convex button in filter, buffer substrate tablet surrounding, the other side cooperates button ring-type to connect
It connects on frame, concave convex button can be as shown in figure 29 for plastics or colloidal materials structure, and side is concave volume 24, the other side is convex body
25, convex body and concave volume cooperatively form a sealing ring, which can also be formed above multiple-sealed for two circles, and frame can make for a long time
With as long as replacement filter or buffer substrate tablet, are not only suitable for disposable filtering piece, also facilitate reused filter more
Cleaning is changed, the wasting of resources is avoided, it is economic and environment-friendly.Frame can be set as along middle line foldable structure.It can be also further simplified not when implementation
Frame is set, fixing belt is connected on buffer substrate tablet, filter is directly connected on buffer substrate tablet by the portion of being detachably connected, removable
Annular can be similarly for above-mentioned concave convex button by unloading interconnecting piece, be it is one or multi-channel, the portion of being detachably connected can also be thread gluing, detachably
Interconnecting piece can be also zipper, and the portion of being detachably connected can also be clip.
Buffer substrate tablet is connect by part edge or whole edge with filter in above-described embodiment, connection side when specific implementation
Formula is not limited in the concrete form in embodiment, forms gap between buffer substrate tablet and filter and constitutes a cavity, buffer substrate tablet
As long as shape is unlimited to shelter from mouth and nose position.The part edge for the airbreak not connecting with filter on buffer substrate tablet can also lead to
It crossing connecting band to connect with filter, cavity form is kept when for wearing.
Buffer substrate tablet can be made of the ventail of two or more different apertures or unlike material in above-described embodiment, can both be weighed
Folded composition is also possible to be spliced to form, and can also be that splicing plus Overlap syndromes are constituted, splicing construction is such as in buffer substrate tablet edge and mistake
The macroporous screen cloth in the airbreak position not connected between filter disc connects, it can guarantees that the height of original airbreak position is ventilative
Rate, and cavity cavity body structure after connection can be made more stable, so that supporter has a support in former dew vacancy, i.e. supporter can be with
Support is attached on screen cloth, and a nonwoven layer can also be in addition overlapped on this spliceosome and constitutes buffer substrate tablet；For another example Figure 30 institute
Show, buffer substrate tablet integrally uses cotton gauze 26 for matrix, and in mouth and nose position, spelling Chong Die with matrix cotton gauze is placed with cotton 27, if cotton
Cloth air penetrability is excessively high can be also overlapped spelling on cotton and puts non-woven fabrics, equally cavity cavity body structure can be made more stable, fixing belt
It can more easily be connected on buffer substrate tablet, cotton gauze can also be other fibers material nets；Buffer substrate tablet face nose and mouth are saturating
Gas rate is preferable lower than around face snout.
Each filter can be made of single layer filter material when present invention implementation, can also be two layers or more filtering material structure
At；Buffer substrate tablet can be made of single layer or two layers or more gas permeable material；Carbon filtering material, the electrostatic of high adsorption can be used in filter
Filtering material, chemical filtering material or melt-blown filter materials, filter and buffer substrate tablet can also use antibacterial silver ionic material.
It can be equipped with guarantor's type net of the holding shape Chong Die with filter, such as non-woven fabrics, metal mesh, plastic wire, filter can also be direct
Using this non-woven fabrics or melt spraying non-woven fabrics with guarantor's type function, each filter and each layer of filter can be according to function needs
It is set as different materials；Filter can also be using other high insulating materials substitutions except above-mentioned several materials easy to produce static electricity；Mouthful
The soft quality sealing wing can be set in cover edge, and the sealing wing can be one or multi-channel, raising leakproofness.
Buffer substrate tablet can be made of material identical with one or more layers in filter when implementation, realize double filtration.
Buffer substrate tablet and filter can be multilayered structure, if buffer substrate tablet is that two layers of thin piece overlaps, wherein one layer available
Easy moisture absorption gas material can be absorbed the steam of exhaled gas, both buffer substrate tablet can be kept another such as cotton or similar to material for sanitary napkins
One layer of dry and comfortable comfortable, also avoidable filter excessive moisture influence filter effect.Constitute the overlapping of buffer substrate tablet or filter
Each layer can also be pressed by ultrasonic wave point, and each pressing point is dispersed on sheet body, and the globality and shape and structure of sheet body can be improved
Stability.
Its buffer substrate tablet is stretched out when mask will be worn in above-described embodiment, and gap formation one first is all maintained with filter
Cavity；Filter is divided into two parts along middle line, and two parts are pressed or sutured, bond, two parts when storing up in midline position ultrasound
Opposite to be stacked together, the used time is pulled open to form a solid space, and buffer substrate tablet is also used to stack structure, to being stacked in folded when storing up
Inside filter, the two is between spacing is possessed folded folding line, filter is long to folded trace compared with buffer substrate tablet to folded trace, and the used time is with mistake
Filter disc pulls open together, forms this solid space of the first cavity；Buffer substrate tablet and filter can be used when using sheet folding mode
"the" shape folds, as shown in figure 31；Buffer substrate tablet and filter can also use formed in mould spill piece.In above-described embodiment
Buffer substrate tablet can be also air-locked diaphragm when surrounding airbreak, can be hard also be soft.
For the spatially extended edge connecting to filter with buffer substrate tablet for making cavity, effective filtering surface of filter is improved
Product, supporter can also be provided at the intracorporal edge of cavity chamber, and the outlet that fixing belt passes through on sheet body is connect with the supporter,
Supporter is drawn to edge when use and overhangs a space in edge branch, in order to make space stretching, extension is more abundant, it can be outside
Fold is arranged in filter layer edge, and fold opens Extended Spaces, the lesser drag force of fixing belt naturally under support body supports
This rim space can be formed；The supporter can be band elastic body, can also be to be deposited in one when pulling such as plastic strip or pipe
The soft material risen, such as makes the material of filter or buffer substrate tablet, and hole and inner end of the fixing belt snake on soft material connect
The edge in soft material side within the cavity is connect, pulling fixing belt soft material, which is packed together, to play a supportive role, and can also be
Texturized elastic strip body when pulling, such as thin sheet, as shown in figure 32, fixing belt and elastic strip body 28 are located at cavity cavity
The edge of inside connects, and pulling fixing belt 3 makes elastic strip body curling play a supportive role；The edge supporter can also be section
In " V " type or the bar shape along cavity peripheral extension of U-typed, the open side of " V " type or U-typed is towards in cavity, fixing belt
It is connected to bottom and extends to containment portion, " V " type or U-typed opening can play the role of strutting two lateral pieces, and opening can have
It is flexible；The edge supporter can be with clip pad between filter and buffer substrate tablet edge junction, as shown in figure 33, in mistake
It is equipped with bed course 28 between filter disc and the edge of buffer substrate tablet connection, which can equally play a supporting role and overhang one in edge branch
Space, the cushion layer structure equally can be set between filter and filter edge that branch overhangs at the second cavity edge
Between.
Sheet body developed area is greater than sheet body developed area on the inside of cavity, and edge and head-on view on the outside of the cavity of embodiment in a word
Vertical face is splitted, and the length of outside sheet body section is greater than the length of inside sheet body section.Filtering function is mainly by filter
It completes, buffer substrate tablet mainly realizes the buffering peptizaiton of air-flow, but buffer substrate tablet is not limited to buffering peptizaiton, can also rise
It is acted on to aided filter identical with filter, can also play the role of separating steam；Above-mentioned all supporting body structures are applicable
In the first cavity and the second cavity.The sheet body of each cavity two sides, can also either heterogeneous material easy to produce static electricity when implementation
To be homogeneity material easy to produce static electricity, can also make homogeneity or it is heterogeneous be not likely to produce electrostatic material, electrostatic can be not likely to produce
Piece add material easy to produce static electricity in right amount in vivo, generate its electrostatic appropriate.
Each technical characteristic in the various embodiments described above is not limited merely to the embodiment, can also be according to function needs and other
Technical characteristic in embodiment combines, and has more combinations.
It is in summary only all equivalent modifications done according to the application of present pre-ferred embodiments and replacement and the prior art
Addition is accordingly to be regarded as the technology of the present invention scope.
Claims (9)
1. a kind of low-resistance with cushion chamber presses mask, it is characterised in that including at least one layer of filter, on the inside of the filter
Equipped with the buffer substrate tablet for sheltering from mouth and nose position being connect by edge with filter, formed between buffer substrate tablet and filter equipped with gap
At least one in first cavity, filter and buffer substrate tablet is connected with fixing belt, and the branch of two lateral pieces of support is equipped in the first cavity
Support body splits the first cavity by the edge that buffer substrate tablet is connect with filter, and the length of filter section is greater than buffer substrate tablet section
Length, buffer substrate tablet face nose and mouth air penetrability is lower than around face snout.
2. the low-resistance according to claim 1 with cushion chamber presses mask, it is characterised in that the filter be two layers with
On, it is equipped with gap between the adjacent filter of at least one group and forms the second cavity, filter is outer filtering on the outside of second cavity
Piece, inside filter are interior filter, and outer filter and interior filter edge are tightly connected, are equipped in second cavity
Support the supporter of two lateral pieces.
3. the low-resistance according to claim 1 or 2 with cushion chamber presses mask, it is characterised in that the buffer substrate tablet four is thorough
Portion or part edge are connect with filter.
4. the low-resistance according to claim 1 or 2 with cushion chamber presses mask, it is characterised in that connected on the buffer substrate tablet
There is the one-way breather valve with external communication.
5. the low-resistance according to claim 1 or 2 with cushion chamber presses mask, it is characterised in that the buffer substrate tablet and/or
Filter, which is equipped with, to be folded.
6. the low-resistance according to claim 1 or 2 with cushion chamber presses mask, it is characterised in that the filter two sides point
It is not connected with fixing belt, the two sides of buffer substrate tablet are connected separately with lacing wire, lacing wire and ipsilateral fixation band connection；Or the buffer substrate tablet
Two sides are connected separately with fixing belt, and the two sides of filter are connected separately with lacing wire, lacing wire and ipsilateral fixed band connection.
7. the low-resistance according to claim 1 or 2 with cushion chamber presses mask, it is characterised in that the buffer substrate tablet is by two kinds
The above different aperture ventail connects and composes.
8. the low-resistance according to claim 1 or 2 with cushion chamber presses mask, it is characterised in that the buffer substrate tablet is by two kinds
The above ventail connects and composes, and blocking mouth and nose position is cotton.
9. the low-resistance according to claim 1 or 2 with cushion chamber presses mask, it is characterised in that the fixing belt is connected to
On buffer substrate tablet, filter is connected on buffer substrate tablet by the portion of being detachably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410825421.8A CN105476113B (en) | 2014-12-28 | 2014-12-28 | Low-resistance with cushion chamber presses mask |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410825421.8A CN105476113B (en) | 2014-12-28 | 2014-12-28 | Low-resistance with cushion chamber presses mask |
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| CN105476113A CN105476113A (en) | 2016-04-13 |
| CN105476113B true CN105476113B (en) | 2019-01-04 |
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| CN201410825421.8A Active CN105476113B (en) | 2014-12-28 | 2014-12-28 | Low-resistance with cushion chamber presses mask |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108992820B (en) * | 2018-07-30 | 2021-03-30 | 西安交通大学 | Filter element for mask |
| CN108936890A (en) * | 2018-09-13 | 2018-12-07 | 华北理工大学 | A kind of Chinese medicine micro-filtration filter disc, production method and its Chinese medicine haze mask |
| CN112075685A (en) * | 2020-09-01 | 2020-12-15 | 吴莹旭 | Gauze mask filtration |
| CN115054968A (en) * | 2022-07-14 | 2022-09-16 | 无锡强工机械工业有限公司 | Bag type filtering and separating device with pressure monitoring function |
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