CN106858821B - Folding mask - Google Patents
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- CN106858821B CN106858821B CN201710064286.3A CN201710064286A CN106858821B CN 106858821 B CN106858821 B CN 106858821B CN 201710064286 A CN201710064286 A CN 201710064286A CN 106858821 B CN106858821 B CN 106858821B
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
- A41D13/1115—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a horizontal pleated pocket
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- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The present invention provides a kind of folding mask, belongs to Worn type filter plant technical field, can at least partly solve the problems, such as that existing folding mask adaptation is low, slip is high, strainability is poor.Mask of the invention includes ontology, and the ontology includes contact portion and the middle part that is surrounded by the contact portion, and the contact portion includes：At least one thin area, the thin area include floor structure；At least one thick area, the thickness area include the floor structure of a floor at least more than the thin area, and the thickness area boundary adjacent with the thin area is located at edge of the contact portion far from the middle part；With at least one welding structure, the welding structure is set on the boundary adjacent with thick area the thin area, the thick area and the Bao Qu.
Description
Technical field
The invention belongs to Worn type filter plant technical fields, and in particular to a kind of mask, especially a kind of collapsible mouth
Cover.
Background technique
As shown in Figure 1 to Figure 3, a kind of ontology of existing folding mask include upper body (the first noumenon portion 71) and under
Ontology (the second body part 72), upper body and lower body are connected (or both be directly exactly integrated) in folding mask front,
And be overlapped and be welded together in the position of folding mask two sides, form folding ear.In this way, when not in use, collapsible mouth
Boundary that can be adjacent with lower body along upper body is covered, and the boundary of folding ear is folded, to save space, facilitate preservation.
Wherein, not Chong Die with the lower body and upper body welded forms first layer structure 11, not Chong Die with lower body and weld lower
Body forms second layer structure 12, and folding ear is third layer structure 13.
There is scheduled shape, the above folding ear can be bent downwards and by clamp 92 when in order to open folding mask
Thus nail rolls over ear and the unwelded overlapping portions of lower body in lower body.It is used at the edge of formula mask body folding as above
In the contact portion 21 contacted with face, partial region only has one layer structure of upper body, is known as thin area 81, another part then has
Lower body and folding two layer structures of ear, are known as thick area 82.
Summary of the invention
As shown in figure 3, inventor has found through further investigation, since thick area 82 is different with the number of thin 81 media layer damage of area,
Therefore the two thickness is also different.As a result, as see arrows 17 in fig 3, when folding mask is worn on the face, thin area 81 with thick 82 phase of area
Adjacent boundary meeting " being propped up " forms a gap 6, and the gap 6 is between face 5 and mask body, therefore air can be not
Mouth and nose are directly entered via the gap 6 in the case where filtering through mask body, so that making the adaptation of folding mask reduces, lets out
Leak rate improves, strainability is deteriorated.
In this regard, the present invention at least partly solves, existing folding mask adaptation is low, slip is high, strainability is poor
Problem provides the folding mask that a kind of adaptation is high, slip is low, strainability is good.
It is an aspect of the invention to provide a kind of folding mask, including ontology, the ontology include contact portion and by
The middle part that the contact portion surrounds, the contact portion include：
At least one thin area, the thin area include floor structure；
At least one thick area, the thickness area include the floor structure of a floor at least more than the thin area, the thickness area with it is described
The adjacent boundary in thin area is located at edge of the contact portion far from the middle part；With
At least one welding structure, the welding structure are set to the thin area, the thick area and the Bao Qu and thickness
On the adjacent boundary in area.
Preferably, the number of the thick area media layer damage is two.
It may further be preferable that the thin area includes first layer structure, the thickness area include stacked second layer structure and
Third layer structure；The first layer structure, the second layer structure, the third layer structure are adjacent with thick area in the Bao Qu
Contour connection is together.
It may further be preferable that the first layer structure and the second layer structure all extend to the middle part of the ontology.
It may further be preferable that the third layer structure is located at the outside of the second layer structure.
It may further be preferable that the ontology includes the first noumenon portion and the second body part, the first noumenon portion and institute
It is stacked in portion and be joined together to form integral structure to state the second body part, the integral structure is to second ontology
The part of the not integrated structure in portion bends and is stacked with it；The part of the not integrated structure in the first noumenon portion is described
The part of first layer structure, the not integrated structure of the second body part is the second layer structure, and the integral structure is
The third layer structure.
It may further be preferable that the first noumenon portion includes two nonwoven layers and is clipped between the nonwoven layer
Filter layer；Second body part includes two nonwoven layers and the filter layer that is clipped between the nonwoven layer.
Preferably, the filter layer is active carbon cotton.
Preferably, the filter layer is melt spraying non-woven fabrics (BMF).
Preferably, the welding structure is formed by welding or hot pressing.
Preferably, the boundary Bao Qu adjacent with thick area only has portion equipped with the welding structure.
Preferably, the layer structure of its position being all laminated is welded together by the welding structure.
Preferably, the welding structure be located at the contact portion for at the position of cheek contacts.
It may further be preferable that the boundary Bao Qu adjacent with thick area is one of the fold line of the folding mask
Point.
In folding mask of the invention, boundary, Bao Qu and thick area between the area body contacts Bu Bao and thick area are set
Have welding structure, which, which is equivalent to, has connected into a layer for Bao Qu and Hou Qu, thus eliminate or reduce thin area with
The thickness difference in thick area；In this way, the gap between ontology and face is also eliminated or is reduced when folding mask is worn in face, it can
The adaptation of mask is improved, slip is reduced, improves strainability.
Detailed description of the invention
Fig. 1 is a kind of existing structural schematic diagram in the outside of folding mask；
Fig. 2 is a kind of existing structural schematic diagram of the inside of folding mask；
Fig. 3 is the partial profile structure that gap is generated when a kind of existing folding mask is worn on the face；
Fig. 4 is the structural schematic diagram on the outside of a kind of folding mask of the embodiment of the present invention；
Fig. 5 is the structural schematic diagram on the inside of a kind of folding mask of the embodiment of the present invention；
Fig. 6 is the part section structure in a kind of folding mask of the embodiment of the present invention along welding structure length direction
Schematic diagram；
Fig. 7 is partial profile structure when a kind of folding mask of the embodiment of the present invention is worn on the face；
Fig. 8 is that the first noumenon portion and the second body part link together in a kind of folding mask of the embodiment of the present invention
Form the process schematic of folding ear；
Fig. 9 is the structural schematic diagram on the outside of another folding mask of the embodiment of the present invention；
Figure 10 is the structural schematic diagram on the inside of another folding mask of the embodiment of the present invention；
Figure 11 is the part section knot in a kind of folding mask of the embodiment of the present invention along welding structure length direction
Structure schematic diagram；
Figure 12 is the process schematic of three body parts connection in a kind of folding mask of the embodiment of the present invention；
Figure 13~16 are the test result of the embodiment of the present invention and comparative example；
Wherein, appended drawing reference is：11, first layer structure；12, second layer structure；13, third layer structure；21, contact portion；
22, middle part；4, welding structure；5, face；6, gap；71, the first noumenon portion；72, the second body part；73, middle body part；74,
Upper body portion；75, lower body portion；81, Bao Qu；82, Hou Qu；91, headband；92, clamp；93, fold line.
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, with reference to the accompanying drawing and specific embodiment party
Present invention is further described in detail for formula.
Explanation of nouns
In the present invention, " folding mask " refers to that mask can be rolled over when without using (as sold) by scheduled fold line
It gathers into folds, forms the structure of generally plane；And can then be opened when in use, become the solid with certain cambered surface or folding face
Structure, so that middle part is not contacted with mouth and nose when its wearing.
In the present invention, " layer structure " refers in forming the mask finished product before welding structure, is seen as " one on the whole
The structure of layer "；Certainly, it actually may include multiple layers (such as non-woven fabrics and filter layer) in each layer of structure, but do not destroying mask
In the case where, the different layers in a layer structure can not be seen and separated.
In the present invention, " face " refers to including cheekbone, cheek, chin, nose.
In the present invention, " inside " refers to when wearing mask, and ontology is towards the side of face；" outside " refers to wearing mask
When, ontology is backwards to the side of face.
Folding mask
As shown in Fig. 4 to Figure 12, the embodiment of the present invention provides a kind of folding mask comprising ontology, ontology include
Contact portion 21 for being contacted with face 5 and the middle part 22 surrounded by contact portion 21 (Fig. 1, in 2,4,5,9,10,21 He of contact portion
Boundary between middle part 22 is represented by dashed line).
That is, the mask of the present embodiment preferably can be folded to be formed by scheduled fold line 93 when not in use
Plane, and then can be opened to form stereochemical structure when in use.As a result, in folding mask, the usually contact portion of ontology
21 contact with face 5, and middle part 22 then " is propped up ", have certain gap between mouth and nose.
Wherein, ontology refers to that mask plays the role of the part of main filtration, that is, covers on the part except mouth and nose, this
Body includes the contact portion 21 for contacting with face 5, and contact portion 21 is usually located at the fringe region of ontology, as a result, contact portion 21
The part of inside is middle part 22, and middle part 22 is typically located at the position of corresponding mouth and/or nose.
Certainly, although contact portion 21 is typically situated in body edges, but if ontology further includes one outside contact portion 21
The parts (such as the part for connector band 91) not contact a bit with face 5 are and feasible.
Certainly, except this is external, many other structures can be also equipped in folding mask, such as contact with nose for fixed
The nose clip of the shape of position pads the nasal cushion between nose clip and nose, the breather valve for exhaled gas to be discharged, for being worn over ear
The ear band of ontology is fixed afterwards, the headband 91 of ontology is fixed after head, for being worn over the neck for fixing ontology after neck for being worn over
Band etc..Due to the huge number of these alternative constructions, therefore no longer make introductions all round herein.
In the folding mask of the embodiment of the present invention, contact portion 21 has at least one thin area 81 and at least one thick area
82, wherein thin area 81 includes floor structure, and thick area 82 includes the floor structure of a floor at least more than thin area 81, and thick area 82 and Bao Qu
81 adjacent boundaries are located at edge of the contact portion 21 far from middle part.
That is, as shown in Figures 5 to 7, in the contact portion 21 of folding mask ontology, layer structure at different location
Number is different, the middle layer area number of structures Shao Weibao 81, the area quantity Duo Weihou 82.Side is had between thin area 81 and thick area 82
Boundary, and the boundary extends to the outer boundaries of contact portion 21, i.e. the outer boundaries part of contact portion 21 is the side in thick area 82
Boundary is partially the boundary in thin area 81.
Since thick area 82 is different from the quantity of thin 81 media layer damage of area, and be laminated different layers structure between be it is separated,
Therefore it is different from the thickness in thin area 81 to will cause thick area 82.In this way, as shown in figure 3, when folding mask is worn in face 5, it is thin
The boundary adjacent with thick area 82 of area 81 can generate a gap 6 (gap), air in ontology and face 5 by thick area 82 " propping up "
Mouth and nose can be directly entered without filtering via the gap 6, reduce the adaptation of mask, slip improves, mistake
Filter degradation.
It further include at least one welding structure 4, welding in the contact portion 21 of the folding mask of the embodiment of the present invention
Structure 4 is set on thin area 81, thickness area 82 and thin area 81 boundary adjacent with thick area 82.
As shown in Figures 4 to 6, the boundary between the thin area 81 of contact portion 21 and thick area 82 is equipped with welding structure 4, in thickness
In area 82, which is welded together multiple layers of structure of its position, meanwhile, which also extends through thin
Boundary between area 81 and thick area 82 extends in thin area 81 and thick area 82, if thin area 81 also has multiple floor structures (certainly a
Lacking in the area Shuo Bihou 82), then multiple floor structures in its area Ye Huijiangbao 81 are welded together.
Preferably, the layer structure of its position being all laminated is welded together by welding structure 4.
That is, welding structure 4 preferably can all fuse into one whole layer structures of its position, one is formed
Layer.
Certainly, it will be appreciated by those skilled in the art that if certain position there are three or more layer structure, and welding structure 4
Only a part of layer structure therein is welded together and feasible.
Preferably, thin area 81 boundary adjacent with thick area 82 only has portion equipped with welding structure 4.
That is, welding structure 4 is preferably distributed only on the segment boundary between thin area 81 and thick area 82, this is because
The structure that welding is formed is generally harder, easily causes the sense of discomfort of wearer too much.
Certainly, it will be appreciated by those skilled in the art that welding structure 4 can also be by the thin area 81 of contact portion 21 and thick area 82
Whole positions on adjacent boundary are welded together.
As shown in Figure 5, Figure 6, in contact portion 21, welding structure 4 is equivalent to thin area 81 and thick area 82 in portion
A layer is connected into, to eliminate or reduce the thickness difference in thin area 81 with thick area 82.In this way, as shown in fig. 7, when collapsible
When mask is worn in face 5, the gap 6 between ontology and face 5 is also eliminated or greatly reduces, therefore the closely sealed of mask can be improved
Property, slip is reduced, strainability is improved.
As a kind of preferred embodiment of the embodiment of the present invention, welding structure 4 is formed by welding or hot pressing.
In common folding mask, different layer structures all is connected using welding procedure or heat pressing process.Therefore, with
The welding region that upper welding structure 4 is formed preferably also by welding, or the hot pressing region formed by heat pressing process, so as to
Its formation process is preferably combined with prior art.
Wherein, the embodiment of the present invention can be piece to the concrete form of the above welding or hot pressing region without limiting
The diversified forms such as shape, strip, the strip that is combined by multiple points.
As a kind of preferred embodiment of the embodiment of the present invention, welding structure 4 is located at contact portion 21 and is used for and cheek contacts
At position, the welding structure 4 of the position can play the role of preventing leakage well.
Certainly, it will be appreciated by those skilled in the art that in the edge part 21 of the positions such as corresponding chin, cheekbone, nose,
Welding structure 4 can be equipped with.
It is furthermore preferred that thin area 81 boundary adjacent with thick area 82 is a part of the fold line 93 of folding mask above.
Folding mask can be folded along fold line 93, and the boundary adjacent with thick area 82 due to the above thin area 81
Thickness of two sides is different, therefore is easier to carry out folding and realizing setting in the position, is the natural optimum position to form fold line 93.
As a kind of preferred embodiment of the embodiment of the present invention, the number of thin 81 media layer damage of area is one；Thick 82 middle layer of area
The number of structure is two or more.
It typically, is not in too many layer structure in mask body, the multidigit of typically ontology is set to one
A layer of structure is thin area 81, and there are two the positions of floor structure to become thick area 82 for a small number of tools.
Certainly, above description is not the restriction to 82 media layer damage number range of thin area 81 or thick area.For example, thin area 81
In can also there are two or more layer structure, correspondingly, should then have three or more floor structures in thick area 82, as long as thick area 82
The number of media layer damage (can only have more one, can also have more two or more) more than the number of thin 81 media layer damage of area is i.e.
It can.
It is furthermore preferred that the thin area 81 of ontology includes first layer structure 11 in formula mask folding as above, thick area 82 includes stacked
Second layer structure 12 and third layer structure 13；First layer structure 11, second layer structure 12, third layer structure 13 thin area 81 with
The adjacent contour connection in thick area 82 is together.
As shown in Figures 5 to 7, the boundary between thin area 81 and thick area 82 is preferably that three different floor structures are connected to one
The position risen.When there is this connection structure, two of them floor structure can be stacked and be formed thick area 82, and another layer of structure
Then individualism and form thin area 81.
It is furthermore preferred that ontology includes the first noumenon portion 71 (such as upper body) and the second body part in formula mask folding as above
72 (such as lower bodies), the first noumenon portion 71 and the second body part 72 are stacked in portion and are joined together to form integral structure
(such as folding ear), integral structure bends to the part of the not integrated structure of the second body part 72 and is stacked with it；The first noumenon portion
The part of 71 not integrated structures is first layer structure 11, and the part of the not integrated structure of the second body part 72 is the second layer
Structure 12, integral structure are third layer structure 13.
That is, a part of two of them body part is (such as shown in figure 8, mask body may include multiple body parts
Two sides) it is stacked and be welded together, form integral structure.In this way, part that two body parts are not soldered (upper body and
Lower body) it is respectively respectively a layer structure (first layer structure 11 and second layer structure 12), and two body parts are welded on
The integral structure being formed together also becomes a layer structure (third layer structure 13, i.e. folding ear).The integral structure is folded to unwelded
The second body part 72 (second layer structure 12), it is Chong Die with the second body part 72 and form thick area 82, and individually unwelded
The first noumenon portion 71 (first layer structure 11) area Ze Weibao 81, to form three above layer structure in the knot being connected at one
Structure.Above welding structure 4 can be set to the boundary between the thin area 81 and thick area 82 as a result, i.e., welding structure 4 is in Hou Qu
Lower body is connect by 82 portion with folding ear welding, while it is also extended in upper body.
It should be appreciated that they are in addition to forming one as shown in figure 4, the above different body part can be different structure
The part of structure also can be connected together in other positions (such as mask front).Alternatively, the above different body part is also possible to
The different piece of the different location of one structure, i.e., one structure can be stacked and connect, and form the above integral structure.
In addition, though being illustrated so that ontology includes two body parts as an example in Fig. 4, Fig. 5, if but ontology includes more sheets
Body portion and feasible.For example, ontology may also comprise middle body part 73, upper body portion 74, lower body as shown in Fig. 9 to Figure 12
Portion 75.Wherein, as shown in figure 12, upper body portion 74 and lower body portion 75 are connected to the two sides up and down of middle body part 73, and
Integral structure more than being formed respectively with middle body part 73.In this way, in every side of the left and right sides of folding mask, it is
The area Jian Weibao 81 (including individual middle body part 73, i.e. first layer structure 11), and each area You Yigehou of about 81 thin area
82 (including as the individual upper body portion 74 of second layer structure 12 or lower body portion 75, and by middle body part 73 with
The third layer structure 13 that upper body portion 74 or lower body portion 75 are combined into), the boundary between the thin area 81 and thick area 82 can be set
Welding structure 4 more than setting (welding structure 4 of upper and lower two sides can be connected as one).
It is furthermore preferred that first layer structure 11 and second layer structure 12 all extend in ontology in formula mask folding as above
Portion 22.
That is, as shown in Figure 4, Figure 5, the above first layer structure 11 and second layer structure 12 can preferably extend always
Contact portion 21 and enter middle part 22, so that the primary structure of folding mask is by 12 structure of first layer structure 11 and second layer structure
At, and third layer structure 13 (folding ear) is then used as extention, the effects of playing sizing.For example, third layer structure 13 can lead to
The nail of clamp 92 (middle part 22 that certainly such third layer structure 13 has also extended into ontology) in second layer structure 12 is crossed, simultaneously should
Clamp 92 may also function as the effect of fixing head band 91.
It is further preferred that third layer structure 13 is located at the outside of second layer structure 12.
Obviously, according to above form, third layer structure 13 (folding ear) can be located at 12 inside of second layer structure, may be alternatively located at
Outside, but from the point of view of collateral security adaptation, third layer structure 13 is preferably placed at outside.
Preferably, in formula mask folding as above, the first noumenon portion 71 includes two nonwoven layers and is clipped in nonwoven layer
Between filter layer；Second body part 72 includes two nonwoven layers and the filter layer being clipped between nonwoven layer.
That is, the material layer for constituting folding mask is also to be made of multiple layers, including positioned at outside
Two nonwoven layers, and one or more filter layers are then folded between nonwoven layer, and above each layer is connected at edge
Together, so that it generally forms a layer structure.Certainly, since third layer structure 13 is by the first noumenon portion 71 and second
The welding of body part 72 is formed, therefore each layer therein can fuse into one in the welding process.Filter layer can choose active carbon cotton
(carbon web), melt spraying non-woven fabrics (BMF) etc..
Total slip test method
For detect the embodiment of the present invention folding mask performance, we are according to the side of chinese national standard GB2626
Method tests total slip (TIL, Total Inward Leakage) of mask.
When total slip indicates testee's air-breathing, out of, all partial compromise inlet shrouds of mask including filter element
The ratio of simulant concentration, is expressed as a percentage in the simulant concentration and sucking air in portion；The lower adaptation for indicating mask
Better.
The specific test method is as follows for total slip of mask：
(1) testee's (for example male then scrapes beard completely) wears mask in pure air, and eupnea is used
Sampling pipe acquires the gas in mask, detects its particle concentration, detects 5 times altogether, using average value as background concentration.
(2) tester enters detection storehouse and stands.Detection the top of the warehouse has air inlet, and lower front has gas outlet, and is equipped with
It is respectively connected to the detection pipe in storehouse and in mask.
(3) testee carries out following act in order：The static silent 2 minutes-left-right rotation head in head about 15 times,
It sees that the left and right sidewall 2 minutes-in detection storehouse bows and comes back about 15 times, sees that the roof for detecting storehouse and bottom wall 2 minutes-are spoken up
Static silent 2 minutes of 2 minutes-head.
In test, it is passed through with being not less than the flow of 100L/min containing (1 ± 0.2) mg/m by air inlet3The chlorine of concentration
Change the simulant of sodium (NaCl) particle, and guarantees that the amplitude of variation for detecting storehouse endoparticle object concentration does not surpass 10%.
When carrying out each movement, the gas in acquisition testing storehouse and in mask is distinguished by sampling pipe, detects its particle
Object concentration detects 5 times in each movement, using average value as concentration in the mask of the movement and mask extracellular concentration.
(4) total slip of each movement is calculated according to the following formula：
Outside the mask of total slip=÷ of (concentration-background concentration in the mask of the movement) × 1.7 of certain movement movement
Concentration × 100%
Total slip (TIL) of each movement of every testee is recorded, total slip (TIL) is lower, illustrates the close of mask
Conjunction property is better.
Specific embodiment and comparative example
Comparative example 1：
The mask of this comparative example uses the 9061 type masks purchased from 3M China Co., Ltd. (Shanghai City, China).The mask
For folding mask, including upper body and lower body, upper body and lower body are integrated form in mask front, and upper body and
Fillet of the lower body in two sides is also connected with folding ear, which bends towards lower body and by clamp nail in the outer of lower body
Side forms thick area with lower body overlapping region to roll over ear, and upper body region forms thin area.The mask is carried out by ear band
It wears.
According to above method, the total slip for wearing the mask 5 movements of progress to 10 testees respectively is tested, and every
The test result of total slip of each movement of testee is recorded in table 1 and Figure 13.
Calculate the average value of total slip of 5 movements of every testee, calculation method：The average value of total slip=
(total slip of total slip+the 3 time movement of total slip+the 2 time movement of the 1st movement+the 4th movement is always let out
The total slip of leak rate+the 5th movement) ÷ 5.Calculated result is recorded in table 2 and Figure 15.
Embodiment 1：
The folding mask of the present embodiment is 9061 purchased from 3M China Co., Ltd. (Shanghai City, China) by transformation
Type mask.The boundary transforming as between the Bao Qu and thick area of the contact portion of the two sides of 9061 type masks is welded, shape
At above welding structure；The welding structure is strip, width 3mm, total length 10mm, the length extended in thick area
For 5mm, the length extended in thin area is 5mm.
According to above method, the total slip for wearing the mask 5 movements of progress to 10 testees respectively is tested, and every
The test result of total slip of each movement of testee is recorded in table 1 and Figure 13.
Calculate the average value of total slip of 5 movements of every testee, calculation method：The average value of total slip=
(total slip of total slip+the 3 time movement of total slip+the 2 time movement of the 1st movement+the 4th movement is always let out
The total slip of leak rate+the 5th movement) ÷ 5.Calculated result is recorded in table 2 and Figure 15.
Comparative example 2：
The mask of this comparative example uses the 9062 type masks purchased from 3M China Co., Ltd. (Shanghai City, China).The mask
For folding mask, including upper body and lower body, upper body and lower body are integrated form in mask front, and upper body and
Fillet of the lower body in two sides is also connected with folding ear, which bends towards lower body and by clamp nail in the outer of lower body
Side forms thick area with lower body overlapping region to roll over ear, and upper body region forms thin area.The mask is carried out by headband
It wears.
According to above method, the total slip for wearing the mask 5 movements of progress to 10 testees respectively is tested, and every
The test result of total slip of each movement of testee is recorded in table 1 and Figure 14.
Calculate the average value of total slip of 5 movements of every testee, calculation method：The average value of total slip=
(total slip of total slip+the 3 time movement of total slip+the 2 time movement of the 1st movement+the 4th movement is always let out
The total slip of leak rate+the 5th movement) ÷ 5.Calculated result is recorded in table 2 and Figure 16.
Embodiment 2：
The folding mask of the present embodiment is 9062 purchased from 3M China Co., Ltd. (Shanghai City, China) by transformation
Type mask.The boundary transforming as between the Bao Qu and thick area of the contact portion of the two sides of 9062 type masks is welded, shape
At above welding structure；The welding structure is strip, width 3mm, total length 10mm, the length extended in thick area
For 5mm, the length extended in thin area is 5mm.
According to above method, the total slip for wearing the mask 5 movements of progress to 10 testees respectively is tested, and every
The test result of total slip of each movement of testee is recorded in table 1 and Figure 14.
Calculate the average value of total slip of 5 movements of every testee, calculation method：The average value of total slip=
(total slip of total slip+the 3 time movement of total slip+the 2 time movement of the 1st movement+the 4th movement is always let out
The total slip of leak rate+the 5th movement) ÷ 5.Calculated result is recorded in table 2 and Figure 16.
Total slip of 10, table testee five movement
The average value of total slip of 20, table testee five movement
| Comparative example 1 | Embodiment 1 | Comparative example 2 | Embodiment 2 | |
| Testee 1 | 1.05% | 0.31% | 0.93% | 0.26% |
| Testee 2 | 2.33% | 0.76% | 2.29% | 0.50% |
| Testee 3 | 8.21% | 7.09% | 4.99% | 2.24% |
| Testee 4 | 1.69% | 0.57% | 1.07% | 0.46% |
| Testee 5 | 1.76% | 1.22% | 0.84% | 0.34% |
| Testee 6 | 2.23% | 1.92% | 2.53% | 0.68% |
| Testee 7 | 1.73% | 0.53% | 0.71% | 0.21% |
| Testee 8 | 0.87% | 0.42% | 0.69% | 2.39% |
| Testee 9 | 4.72% | 0.85% | 2.03% | 0.34% |
| Testee 10 | 4.55% | 4.16% | 6.61% | 1.94% |
According to table 1, table 2, Figure 13 embodiment and comparative example into Figure 16 test result as it can be seen that forming above welding knot
After structure, total slip of mask can be greatly reduced.This show using invention the present embodiment folding mask when, can reduce or
The gap as caused by layer structure number difference is eliminated, the adaptation of mask is improved, makes most gases will be by mask
Filtering could enter mouth and nose, improve strainability.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (14)
1. a kind of folding mask, including ontology, the ontology includes contact portion and the middle part that is surrounded by the contact portion, described
Contact portion includes：
At least one thin area, the thin area include floor structure；
At least one thick area, the thickness area include the floor structure of a floor at least more than the thin area, the thickness area and the thin area
Adjacent boundary is located at edge of the contact portion far from the middle part；With
At least one welding structure, the welding structure are set to the thin area, the thick area and the Bao Qu and thick area phase
On adjacent boundary.
2. folding mask according to claim 1, which is characterized in that
The number of thin area's media layer damage is one；
The number of thickness area media layer damage is two.
3. folding mask according to claim 2, which is characterized in that
The thin area includes first layer structure, and the thickness area includes stacked second layer structure and third layer structure；
The first layer structure, the second layer structure, the third layer structure connect on the boundary adjacent with thick area the Bao Qu
It is connected together.
4. folding mask according to claim 3, which is characterized in that
The first layer structure and the second layer structure all extend to the middle part of the ontology.
5. folding mask according to claim 4, which is characterized in that
The third layer structure is located at the outside of the second layer structure.
6. folding mask according to claim 3, which is characterized in that
The ontology includes the first noumenon portion and the second body part, and the first noumenon portion and second body part are in part position
It sets stacked and is joined together to form integral structure, the integral structure is to the portion of the not integrated structure of the second body part
Divide bending and is stacked with it；
The part of the not integrated structure in the first noumenon portion is the first layer structure, second body part not formed one
The part of body structure is the second layer structure, and the integral structure is the third layer structure.
7. folding mask according to claim 6, which is characterized in that
The first noumenon portion includes two nonwoven layers and the filter layer that is clipped between the nonwoven layer；
Second body part includes two nonwoven layers and the filter layer that is clipped between the nonwoven layer.
8. folding mask according to claim 7, which is characterized in that
The filter layer is active carbon cotton.
9. folding mask according to claim 7, which is characterized in that
The filter layer is melt spraying non-woven fabrics.
10. folding mask according to claim 1, which is characterized in that
The welding structure is formed by welding or hot pressing.
11. folding mask according to claim 1, which is characterized in that
The boundary Bao Qu adjacent with thick area only has portion equipped with the welding structure.
12. folding mask according to claim 1, which is characterized in that
The layer structure of its position being all laminated is welded together by the welding structure.
13. mask according to claim 1, which is characterized in that
The welding structure be located at the contact portion for at the position of cheek contacts.
14. folding mask according to claim 1, which is characterized in that
The boundary Bao Qu adjacent with thick area is a part of the fold line of the folding mask.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710064286.3A CN106858821B (en) | 2017-02-04 | 2017-02-04 | Folding mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710064286.3A CN106858821B (en) | 2017-02-04 | 2017-02-04 | Folding mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106858821A CN106858821A (en) | 2017-06-20 |
| CN106858821B true CN106858821B (en) | 2018-11-20 |
Family
ID=59165946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710064286.3A Active CN106858821B (en) | 2017-02-04 | 2017-02-04 | Folding mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106858821B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102585442B1 (en) | 2017-11-13 | 2023-10-06 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | Inner shell and mask including same |
| CN109865219B (en) * | 2019-02-22 | 2021-02-23 | 3M中国有限公司 | Face mask |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110124937A (en) * | 2010-05-12 | 2011-11-18 | 주식회사 에버그린 | Folding typed mask and method of manufacturing the same |
| CN203646542U (en) * | 2013-08-30 | 2014-06-18 | 牧野长生 | Multilayered mask |
| CN204393418U (en) * | 2014-12-28 | 2015-06-17 | 大庆元子科技开发有限公司 | Low-resistance with cushion chamber all presses mouth mask |
| CN105813696A (en) * | 2013-11-29 | 2016-07-27 | 興和株式会社 | Mask |
| CN206547926U (en) * | 2017-02-04 | 2017-10-13 | 3M创新有限公司 | Folding mask |
-
2017
- 2017-02-04 CN CN201710064286.3A patent/CN106858821B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110124937A (en) * | 2010-05-12 | 2011-11-18 | 주식회사 에버그린 | Folding typed mask and method of manufacturing the same |
| CN203646542U (en) * | 2013-08-30 | 2014-06-18 | 牧野长生 | Multilayered mask |
| CN105813696A (en) * | 2013-11-29 | 2016-07-27 | 興和株式会社 | Mask |
| CN204393418U (en) * | 2014-12-28 | 2015-06-17 | 大庆元子科技开发有限公司 | Low-resistance with cushion chamber all presses mouth mask |
| CN206547926U (en) * | 2017-02-04 | 2017-10-13 | 3M创新有限公司 | Folding mask |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106858821A (en) | 2017-06-20 |
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Effective date of registration: 20230915 Address after: No. 222, Tianlin Road, Xuhui District, Shanghai Patentee after: 3M China Ltd. Address before: Minn Patentee before: 3M INNOVATIVE PROPERTIES Co. |