CN211021070U - Folding type breathing mask - Google Patents
Folding type breathing mask Download PDFInfo
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- CN211021070U CN211021070U CN202020628601.8U CN202020628601U CN211021070U CN 211021070 U CN211021070 U CN 211021070U CN 202020628601 U CN202020628601 U CN 202020628601U CN 211021070 U CN211021070 U CN 211021070U
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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
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
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- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physical Education & Sports Medicine (AREA)
- Pulmonology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model provides a folding respirator, wherein, the face guard body is configured to be folded along the central line of middle part, the part of the face guard body that is located one side of the central line is the left half, the part that is located the other side of the central line is the right half, the central line includes upper segment central line, middle section central line and hypomere central line, the contained angle between upper segment central line and the middle section central line is 120-140 degrees, the contained angle between hypomere central line and the middle section central line is 130-150 degrees, the surface of the face guard body is provided with the upper portion welding section that extends along the upper segment central line and the middle part welding section that extends along the middle; a deformable gripping strip spans the upper weld section from the upper exterior side of the left half and extends to the upper exterior side of the right half, and the deformable gripping strip is configured to grip the mask body to the nose of the user by deforming. Compared with the prior art, the sealing performance and the comfort are better, and the functions are richer.
Description
Technical Field
The utility model relates to a respiratory device field particularly, relates to a foldable respirator.
Background
A breathing mask, which is worn over the nose and mouth of a user, has become a device of high practical value. In use, contaminated ambient air is separated from the interior of the mask by the filter structure, and further, objects containing particles, germs, etc. are blocked on the mask for protecting an individual from inhaling contaminants present in the surrounding environment.
Among the respiratory masks, the folding type respiratory mask provides convenience of carrying by folding. In order to form a certain air space between the inner layer of the mask and the mouth and nose of a user and facilitate folding of the breathing mask, a suture line is arranged on the center line of the breathing mask to enable the mask to deform outwards to a certain extent. With the development of technology, the suture thread achieves a suture effect by forming a welding section by laser welding, ultrasonic welding, or the like.
In some prior art, the suture lines are not reasonable in up-and-down arrangement and angle design, so that the comfort experience of the user and the sealing protection performance of the mask are poor.
In some prior art, the clamping piece of face guard adopts built-in design, and when tensioning the face guard area, built-in clamping piece can be along with the face guard area is dragged and is out of shape, can't effectively seal nasal part, and the protective effect is relatively poor. Adopt external holder design among the prior art of some, nevertheless with the holder complete fixation in the outer non-woven fabrics outside, also have similar defect.
Furthermore, some of the prior art techniques are challenging for the user to position it correctly on the face, as an unfamiliar user may have difficulty determining in what orientation the mask should be worn, and may be prone to wearing the mask in the wrong direction when actually used.
Furthermore, nowadays, the number of people wearing glasses is increasing, and for many users wearing glasses, one problem faced when using breathing masks is that the glasses easily slip off.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a folding respirator, the concrete technical scheme is as follows:
a folding respirator that comprises:
a mask body having filtering properties, the mask body configured to be foldable along a center line of a middle portion, a portion of the mask body on one side of the center line being a left half portion and a portion on the other side of the center line being a right half portion, the center line including an upper section center line, a middle section center line, and a lower section center line, an included angle between the upper section center line and the middle section center line being 120 ° -140 °, an included angle between the lower section center line and the middle section center line being 130 ° -150 °, an upper welding section extending along the upper section center line and a middle welding section extending along the middle section center line being provided on an outer surface of the mask body;
the belt body assembly is connected with the mask body and is used for keeping the mask body on the face of a user;
a deformable gripping strip spanning the upper weld section from an upper exterior side of the left half and extending to an upper exterior side of the right half, the deformable gripping strip configured to grip the mask body to a nose of a user by deforming.
In a specific embodiment, the included angle between the center line of the upper section and the center line of the middle section is 125-135 °, and the included angle between the center line of the lower section and the center line of the middle section is 135-145 °.
In a specific embodiment, the lower portion of the left half and the lower portion of the right half are a smooth transition connection without a welded section at the lower section centerline.
In a specific embodiment, one end of the deformable clamping strip is fixedly connected with the upper side of the left half part, and the other end of the deformable clamping strip is fixedly connected with the upper side of the right half part.
In a particular embodiment, a middle portion of the deformable gripping strip is fixedly connected to the upper welding section.
In a specific embodiment, the deformable clamping strip is a rectangular strip;
or the deformable clamping strips are symmetrical shapes with wider two ends and thinner middle parts.
In a specific embodiment, the deformable gripping strip has a length of 5.5-12cm, a width of 0.2-1cm and a thickness of 0.03-0.5 cm.
In a specific embodiment, the length of the fixing position of the deformable holding strip and the mask body is 0.3-0.8 cm.
In a particular embodiment, the strap assembly includes a headband for hanging from the head or an ear band for hanging from the ear.
In a particular embodiment, the mask body includes an outer layer of nonwoven fabric, an inner layer of nonwoven fabric, and at least one intermediate filtration layer.
In a particular embodiment, the intermediate filtration layer comprises a meltblown fiber filtration layer and/or an adsorbent material filtration layer.
The utility model discloses following beneficial effect has at least:
the utility model discloses in, the contained angle between upper segment central line and the middle section central line is 120-140, and the contained angle between hypomere central line and the middle section central line is 130-150, and the surface of face guard body is provided with the upper portion welding zone section that extends along the upper segment central line and the middle part welding zone section that extends along the middle section central line. Also, a deformable gripping strip spans the upper weld section from the upper exterior side of the left half and extends to the upper exterior side of the right half.
Therefore, the welding sections are arranged on the center line of the upper section and the center line of the middle section of the mask body, the welding sections are beneficial to supporting and keeping the three-dimensional structure of the nasal cavity of the mask, the specific angle range between the three sections of center lines has a linkage matching effect with the upper welding section and the middle welding section, the mask is more in accordance with the ergonomic design, the oppressiveness of the mask to the mouth and nose parts possibly caused by various facial shapes is improved, and the sealing and protecting performance of the mask body is better.
Moreover, the deformable clamping strip strides across the upper part welding section from the upper part outside of the left half part and extends to the upper part outside of the right half part, and simultaneously under the cooperation effect of the upper part welding section, when the belt assembly is tensioned, the deformable clamping strip is not easy to deform, so that the nose is sealed more effectively, and the protection effect is better.
Furthermore, the center line of the lower section of the mask body is in smooth transition connection with the welding section, so that the mask can be better attached to the skin of the lower jaw, the problem of lower jaw non-attachment caused by the arrangement of a lower jaw suture line is solved, and the lower jaw sealing performance is improved.
Further, the design of local fixed external deformable centre gripping strip can further be difficult to receive the area body subassembly to pull the shape change that leads to, and the leakproofness is better.
Furthermore, the design of the external deformable clamping strip can help a user to easily distinguish the upper and lower orientations, and the wearing correctness is improved.
Further, the design of external deformable centre gripping strip can help fixed glasses to improve the user experience of wearing glasses user to respirator.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a side view of a foldable respiratory mask of embodiment 1;
fig. 2 is a front view of the folding respirator of embodiment 1;
fig. 3 is a partial schematic view of a foldable respiratory mask of embodiment 1;
fig. 4 is a front view of the foldable respiratory mask of embodiment 2;
fig. 5 is a partial schematic view of a foldable respiratory mask in accordance with embodiment 2.
Description of the main element symbols:
1-a mask body;
2-upper section centre line;
3-middle section central line;
4-lower section center line;
5-an upper welding section;
6-a middle welding section;
7-a deformable gripping strip;
8-a belt body assembly;
9-fixing position;
10-connecting lines;
101-left half;
102-right half.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1-3, the present embodiment provides a folding respirator, which comprises a respirator body 1, a strap assembly 8 and a deformable holding strip 7.
Wherein the mask body 1 has filtering properties. Specifically, the mask body 1 includes an outer layer nonwoven fabric, an inner layer nonwoven fabric, and at least one intermediate filter layer. When the breathable air-permeable filter is used, the outer-layer non-woven fabric, the inner-layer non-woven fabric and the middle filter layer are all breathable, so that a user can breathe air. The inner layer non-woven fabric is low in basis weight to keep skin-friendly property, the outer layer non-woven fabric is high in basis weight to keep a vertical face shape, the middle filter layer is a main filter structure, and germs or particles in the air are efficiently filtered through a fiber structure, an electret effect and the like.
Illustratively, the intermediate filtration layer is 2, 3, or more layers.
Preferably, the intermediate filter layer comprises a meltblown fiber filter layer, such as a meltblown fiber filter layer made of a propylene hydrocarbon material.
Preferably, the intermediate filter layer comprises an adsorbent material filter layer in which an active adsorbent material, such as activated carbon or the like, is disposed. When more than one layer of the intermediate filter layer is used, a combination of a meltblown fiber filter layer and an adsorbent material filter layer may be used.
In this embodiment, the mask body 1 is configured to be foldable along the center line of the middle part, the part of the mask body 1 on one side of the center line is a left half 101, and the part on the other side of the center line is a right half 102, the center line includes an upper section center line 2, a middle section center line 3 and a lower section center line 4, and the included angle between the upper section center line 2 and the middle section center line 3 is 120-140 °, preferably 125-135 °. The angle between the lower section centerline 4 and the middle section centerline 3 is 130-150, preferably 135-145. The outer surface of the mask body 1 is provided with an upper welding section 5 extending along the upper section centre line 2 and a middle welding section 6 extending along the middle section centre line 3.
It should be noted that the center lines such as the upper-section center line 2, the middle-section center line 3, and the lower-section center line 4 are not physical structures, and are folding center lines when the left half 101 and the right half 102 of the mask body 1 are folded relatively, and the center lines, the tangent lines, the normal lines, and the like of similar objects are virtual reference lines.
Wherein, the left half part 101 and the right half part 102 are respectively provided with a connecting line 10 which is transversely or obliquely arranged relative to the transverse direction and is used for realizing the connection among the outer non-woven fabric, the inner non-woven fabric and the middle filter layer and the solid angle turning when the mask is worn at one or more positions, and the connecting line 10 comprises a welding line or a sewing line.
In this embodiment, the strap assembly 8 is connected to the mask body 1 and is used to hold the mask body to the face of the user. Specifically, the strap assembly 8 includes a headband (not shown) for hanging from the head or an ear band (shown in fig. 1) for hanging from the ear.
In the present embodiment, the deformable holding strip 7 may be metal (e.g., aluminum sheet, iron sheet, etc.), synthetic resin (e.g., polyethylene) having plastic deformability, or a combination of metal and resin, etc.
In this embodiment, the deformable gripping strip 7 spans the upper welding section 5 from the upper outside of the left half 101 and extends to the upper outside of the right half 102, and the deformable gripping strip 7 is configured to grip the mask body 1 to the nose of the user by deforming.
Therefore, the welding sections are arranged on the upper section central line 2 and the middle section central line 3 of the mask body 1, the welding sections are beneficial to supporting and keeping the three-dimensional structure of the nasal cavity of the mask, the specific angle range among the three sections of central lines has a linkage matching effect with the upper welding section 5 and the middle welding section 6, the mask is more in accordance with the ergonomic design, the oppressiveness of the mask to the mouth and nose parts possibly caused by various facial shapes is improved, and the sealing protection performance of the mask body 1 is better.
Moreover, the deformable clamping strip 7 spans the upper welding section 5 from the upper outer side of the left half part 101 to the upper outer side of the right half part 102, and simultaneously, under the cooperation effect of the upper welding section 5, when the belt body assembly 8 is tightened, the deformable clamping strip 7 is not easy to deform, so that the nose is sealed more effectively, and the protection effect is better. The external deformable clamping strip 7 is designed to help a user to easily distinguish the upper and lower orientations, and wearing correctness is improved. Further, the external deformable clamping strip 7 is designed to help fix the glasses, so that the user experience of the user wearing the glasses on the breathing mask is improved.
Preferably, as shown in fig. 1 and 2, the lower part of the left half 101 and the lower part of the right half 102 are smoothly transitional connected without a welding section at the lower segment center line 4. Because the lower section central line 4 of the mask body 1 is in smooth transition connection with the welding section, the mask can be better attached to the skin of the lower jaw part, the problem of lower jaw non-attachment caused by the arrangement of a lower jaw suture line is solved, and the lower jaw sealing performance is improved.
In this embodiment, one end of the deformable clamping strip 7 is fixedly connected to the upper side of the left half 101, and the other end of the deformable clamping strip 7 is fixedly connected to the upper side of the right half 102. From this, the fixed knot between deformable centre gripping strip 7 and the face guard body 1 constructs for local fixed in this embodiment, and fixed position 9 is at the tip of deformable centre gripping strip 7, and the design of local fixed external deformable centre gripping strip 7 can further be difficult to receive the shape change that the area body subassembly 8 was dragged and is caused, and the adaptation is better. The fixing mode includes various modes, including welding, sticking, sewing and the like.
In this embodiment, the deformable clamping strip 7 is a rectangular strip;
alternatively, the deformable holding strip 7 is a symmetrical shape with two wider ends and a thinner middle part.
In the embodiment, the length of the deformable clamping strip 7 is 5.5-12cm, the width is 0.2-1cm, and the thickness is 0.03-0.5 cm.
In this embodiment, the length of the fixing position 9 of the deformable holding strip 7 and the mask body 1 is 0.3-0.8 cm.
The adhesion and comfort improvement effect of the foldable respiratory mask of the present embodiment is verified as follows:
embodiment 1: the included angle between the central line of the upper section and the central line of the middle section is 120-140 degrees + the included angle between the central line of the lower section and the central line of the middle section is 130-150 degrees;
embodiment 2: the included angle between the central line of the upper section and the central line of the middle section is 125-135 degrees + the included angle between the central line of the lower section and the central line of the middle section is 135-145 degrees;
comparative example 1: the upper welding section + the external deformable clamping strip is completely fixed;
comparative example 2: the lower welding section + the built-in deformable clamping strip;
comparative example 3: the lower welding section + the external deformable clamping strip is completely fixed;
comparative example 4: the lower welding section + the external deformable clamping strip is locally fixed.
1, the adhesion was evaluated according to GB19083 standard
| Mean value of total fit factor | Number of persons with total fit factor meeting requirements | |
| Reference standard | Qualified above 100 | The total suitability factor of more than 8 subjects meets the |
| Embodiment mode | ||
| 1 | 133 | 9 |
| |
137 | 9 |
| Comparative example 1 | 92 | 7 |
| Comparative example 2 | 92 | 6 |
| Comparative example 3 | 89 | 6 |
| Comparative example 4 | 93 | 7 |
2, comfort was evaluated according to GB/T23465-2009
| Mean value of utility (including comfort) scores | |
| |
4.7 |
| |
4.9 |
| Comparative example 1 | 4.3 |
| Comparative example 2 | 3.6 |
| Comparative example 3 | 3.8 |
| Comparative example 4 | 3.9 |
Example 2
As shown in fig. 4 to 5, the present embodiment provides a foldable breathing mask, and compared with embodiment 1, the main differences of the present embodiment are:
in example 2, the middle of the deformable clamping strip 7 is fixedly connected with the upper welding section 5. I.e. the attachment point 9 of the deformable gripping strip 7 to the mask body 1 is in the middle of the deformable gripping strip 7.
Other features in this embodiment are the same as those in embodiment 1, and are not described again.
As those skilled in the art can appreciate, the drawings are only schematic illustrations of one preferred implementation scenario and the modules or flows in the drawings are not necessarily required to practice the present invention.
Those skilled in the art will appreciate that the modules in the devices in the implementation scenario may be distributed in the devices in the implementation scenario according to the description of the implementation scenario, or may be located in one or more devices different from the present implementation scenario with corresponding changes. The modules of the implementation scenario may be combined into one module, or may be further split into a plurality of sub-modules.
The sequence numbers of the present invention are only for description, and do not represent the advantages and disadvantages of the implementation scenario.
The above disclosure is only a few specific implementation scenarios of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.
Claims (11)
1. A foldable respiratory mask, comprising:
a mask body having filtering properties, the mask body configured to be foldable along a center line of a middle portion, a portion of the mask body on one side of the center line being a left half portion and a portion on the other side of the center line being a right half portion, the center line including an upper section center line, a middle section center line, and a lower section center line, an included angle between the upper section center line and the middle section center line being 120 ° -140 °, an included angle between the lower section center line and the middle section center line being 130 ° -150 °, an upper welding section extending along the upper section center line and a middle welding section extending along the middle section center line being provided on an outer surface of the mask body;
the belt body assembly is connected with the mask body and is used for keeping the mask body on the face of a user;
a deformable gripping strip spanning the upper weld section from an upper exterior side of the left half and extending to an upper exterior side of the right half, the deformable gripping strip configured to grip the mask body to a nose of a user by deforming.
2. The folding respirator of claim 1 wherein the angle between the center line of the upper section and the center line of the middle section is 125 ° -135 °, and the angle between the center line of the lower section and the center line of the middle section is 135 ° -145 °.
3. The folding respirator mask of claim 1, wherein the lower portion of the left half and the lower portion of the right half are a smooth transition connection at the lower segment centerline with no welded section.
4. The folding respirator of claim 1, wherein one end of the deformable gripping strip is fixedly attached to the upper side of the left half and the other end of the deformable gripping strip is fixedly attached to the upper side of the right half.
5. The folding respirator of claim 1, wherein the middle portion of the deformable gripping strip is fixedly attached to the upper welded section.
6. The folding respirator of claim 1, wherein the deformable gripping strip is a rectangular strip;
or the deformable clamping strips are symmetrical shapes with wider two ends and thinner middle parts.
7. The folding respirator of claim 6, wherein the deformable gripping strip has a length of 5.5-12cm, a width of 0.2-1cm, and a thickness of 0.03-0.5 cm.
8. The foldable respiratory mask of claim 4 or 5, wherein the length of the fixing position of the deformable gripping strip to the mask body is 0.3-0.8 cm.
9. The folding respirator mask of claim 1, wherein the strap assembly comprises a headband for hanging from the head or an ear strap for hanging from the ears.
10. The folding respirator of claim 1 wherein the mask body comprises an outer layer of nonwoven fabric, an inner layer of nonwoven fabric, and at least one intermediate filter layer.
11. The folding respirator mask of claim 10, wherein the intermediate filter layer comprises a meltblown fiber filter layer and/or an adsorbent material filter layer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628601.8U CN211021070U (en) | 2020-04-23 | 2020-04-23 | Folding type breathing mask |
| PCT/CN2021/089000 WO2021213469A1 (en) | 2020-04-23 | 2021-04-22 | Foldable breathing mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628601.8U CN211021070U (en) | 2020-04-23 | 2020-04-23 | Folding type breathing mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211021070U true CN211021070U (en) | 2020-07-17 |
Family
ID=71543741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020628601.8U Active CN211021070U (en) | 2020-04-23 | 2020-04-23 | Folding type breathing mask |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN211021070U (en) |
| WO (1) | WO2021213469A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021213469A1 (en) * | 2020-04-23 | 2021-10-28 | 广东金发科技有限公司 | Foldable breathing mask |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394090B1 (en) * | 1999-02-17 | 2002-05-28 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
| CN103610242B (en) * | 2013-12-06 | 2015-12-02 | 山东大学 | A kind of high efficiency filter PM 2.5c type mouth mask |
| CN203952522U (en) * | 2014-07-08 | 2014-11-26 | 山东康力医疗器械科技有限公司 | A kind of adaptation Collapsible stereo mouth mask |
| CN209403634U (en) * | 2018-10-31 | 2019-09-20 | 名典上品（北京）信息技术有限公司 | A kind of high efficiency active carbon protective mask of lower resistance |
| CN111330175A (en) * | 2020-04-23 | 2020-06-26 | 金发科技股份有限公司 | Breathing device |
| CN211021070U (en) * | 2020-04-23 | 2020-07-17 | 金发科技股份有限公司 | Folding type breathing mask |
-
2020
- 2020-04-23 CN CN202020628601.8U patent/CN211021070U/en active Active
-
2021
- 2021-04-22 WO PCT/CN2021/089000 patent/WO2021213469A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021213469A1 (en) * | 2020-04-23 | 2021-10-28 | 广东金发科技有限公司 | Foldable breathing mask |
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| Publication number | Publication date |
|---|---|
| WO2021213469A1 (en) | 2021-10-28 |
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Effective date of registration: 20201027 Address after: No.28, Delong Avenue, Shijiao Town, Qingcheng District, Qingyuan City, Guangdong Province Patentee after: GUANGDONG KINGFA SCIENTIFIC AND TECHNOLOGICAL Co.,Ltd. Patentee after: KINGFA SCI. & TECH. Co.,Ltd. Address before: 510000 No.33 Kefeng Road, Science City, high tech Industrial Development Zone, Tianhe District, Guangzhou City, Guangdong Province Patentee before: KINGFA SCI. & TECH. Co.,Ltd. |