CN212488626U - Can replace filter core gauze mask and base member and filter core thereof - Google Patents
Can replace filter core gauze mask and base member and filter core thereof Download PDFInfo
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- CN212488626U CN212488626U CN202021775759.4U CN202021775759U CN212488626U CN 212488626 U CN212488626 U CN 212488626U CN 202021775759 U CN202021775759 U CN 202021775759U CN 212488626 U CN212488626 U CN 212488626U
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- replaceable filter
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Abstract
The utility model discloses a can replace filter core gauze mask and base member and filter core thereof, the base member includes: the filter element comprises a base, a first filter element sticking part and a second filter element sticking part, wherein the base is provided with a hollow cavity capable of accommodating a mouth-nose area of a face; the flexible veneer body is provided with a veneer side which can be jointed with the mouth and nose area of the face, and the flexible veneer body is arranged at the veneer body mounting part of the base through the non-veneer side. Can replace the filter core and use with the above-mentioned base member cooperation that can replace filter core gauze mask, can replace the filter core and comprise first filter core and second filter core, first filter core detachably sets up the first filter core portion of pasting at the base, and second filter core detachably sets up the wainscot side at the flexible wainscot body. The mask includes: a base body of the replaceable filter element; the replaceable filter element comprises a first filter element and a second filter element, wherein the first filter element is detachably arranged on the first filter element pasting part of the base, and the second filter element is detachably arranged on the pasting side of the flexible pasting body. The utility model discloses it is higher and the protection leakproofness is good to wear the travelling comfort.
Description
Technical Field
The utility model relates to a gauze mask especially can medical gauze mask's technical field, more specifically say, relate to a comfortable light can replace filter core gauze mask and base member and filter core thereof.
Background
The mask is generally a device worn on the mouth and nose for filtering air entering and exiting from the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting from the mouth and nose of a wearer.
The gauze mask commonly used at present mainly includes disposable medical gauze mask, medical surgery gauze mask, medical protective facial mask, particulate matter protective facial mask and protective mask etc. generally all can install the filter core in the gauze mask, and the filter core mainly used filters bacterium and filth in the air, and the filter core in the current gauze mask is direct after adsorbing more bacterium and filth and is traded the gauze mask, and the filter core in the gauze mask is inconvenient to be changed to the practicality of gauze mask has just been reduced.
To the gauze mask that can replace the filter core, the fixed slot of adoption, add the lid, set up filter core fixed mode such as breather valve, on the one hand the mouth nose can't guarantee the leakproofness with gauze mask contact department and whole travelling comfort is poor, and on the other hand the processing cost height of gauze mask leads to its price to be high at all, has restricted the application that can replace the filter core gauze mask, is unfavorable for resource saving and environmental protection.
Disclosure of Invention
Can replace the problem that filter core gauze mask exists among the prior art, the utility model provides a wear the travelling comfort higher, processing cost reduces and protection sealing nature good can replace filter core gauze mask, be favorable to replacing the using widely of filter core gauze mask.
Therefore, an aspect of the present invention provides a base body of a replaceable filter element mask, the base body includes:
the filter element comprises a base, a first filter element sticking part and a second filter element sticking part, wherein the base is provided with a hollow cavity capable of accommodating a mouth-nose area of a face;
the flexible veneer body is provided with a veneer side which can be jointed with the mouth and nose area of the face, and the flexible veneer body is arranged at the veneer body installation part of the base through a non-veneer side.
Further, the base has a hard body enclosing the hollow cavity, the hard body having a uniform or customized size, material, color and/or shape.
Further, the stereoplasm body is made by plastics, metal, timber, bamboo timber, pottery, paper crust, leather or synthetic leather, flexible veneer body is made by silica gel, soft PVC or thermoplastic elastomer TPE/TPR.
Further, the side of the base is provided with at least one-way breather valve.
Furthermore, first filter core portion of pasting is integrative or detachably set up in the one side edge of base, first filter core portion of pasting is used for fixed first filter core.
Further, the veneer body installation part is integrally or detachably arranged at the other side edge of the base, the veneer body installation part is used for fixing the flexible veneer body, and the flexible veneer body can be detachably or non-detachably connected with the veneer body installation part.
Further, when the flexible veneering body is detachably connected with the veneering body mounting part, the veneering body mounting part is provided with a first buckling part, and the first buckling part is matched with a second buckling part arranged on the edge of the non-veneering side of the flexible veneering body to realize fixation.
Further, the first buckling part is a clamping groove or a clamping edge, the second buckling part is a clamping edge or a clamping groove matched with the first buckling part, and the clamping edges or the clamping grooves are continuously arranged or arranged at intervals.
Furthermore, the wainscot side of flexible wainscot body is as second filter core pasting part and is used for fixed second filter core, first filter core pasting part has the platform portion with the edge assorted of first filter core.
Further, the base member is still including the string area that can realize ear-hang or head-hang, still be provided with the installation on the base hang the area fixed part of hanging of area, hang area detachably and hang the area fixed part and be connected, hang the area and be two and hang and take adjustable length or can not adjust.
The utility model discloses a still another aspect provides a can replace filter core, can replace the filter core and use with the above-mentioned base member cooperation of replacing filter core gauze mask, can replace the filter core and constitute by first filter core and second filter core, first filter core detachably sets up the first filter core portion of pasting at the base, second filter core detachably sets up the veneer side at the flexible veneer side.
Further, can replace the filter core and include filter core body, viscose layer and leave type paper, the viscose layer is formed at the preset position of filter core body medial surface, can remove the superpose from type paper and be in on the viscose layer.
Furthermore, the filter element body comprises an outer non-woven fabric layer, a melt-blown layer and an inner non-woven fabric layer, wherein the outer non-woven fabric layer, the melt-blown layer and the inner non-woven fabric layer are sequentially stacked from outside to inside.
Further, the filter element body further comprises a functional layer arranged between the outer non-woven fabric layer and the inner non-woven fabric layer, and cooling factors or heat-generating factors are added into the functional layer.
Further, the first filter element has a shape and a size capable of covering the hollow cavity of the base, and the second filter element has a shape and a size capable of covering the veneer side of the flexible veneer.
Another aspect of the utility model provides a can replace filter core gauze mask, the gauze mask includes:
a base body of the replaceable filter element;
the replaceable filter element comprises a first filter element and a second filter element, wherein the first filter element is detachably arranged on the first filter element pasting part of the base, and the second filter element is detachably arranged on the pasting side of the flexible pasting body.
Further, can replace the filter core and include filter core body, viscose layer and leave type paper, the viscose layer is formed at the preset position of filter core body medial surface, can remove the superpose from type paper and be in on the viscose layer.
Furthermore, the filter element body comprises an outer non-woven fabric layer, a melt-blown layer and an inner non-woven fabric layer, wherein the outer non-woven fabric layer, the melt-blown layer and the inner non-woven fabric layer are sequentially stacked from outside to inside.
Further, the filter element body further comprises a functional layer arranged between the outer non-woven fabric layer and the inner non-woven fabric layer, and cooling factors or heat-generating factors are added into the functional layer.
Further, the first filter element has a shape and a size capable of covering the hollow cavity of the base, and the second filter element has a shape and a size capable of covering the veneer side of the flexible veneer.
Further, the gauze mask still including can be right sterile gauze mask receiver is realized to the base member and can accomodate in batches can replace the filter core receiver of filter core.
The utility model adopts the pasting mode to arrange the replaceable filter element, the base body and the filter element, thereby effectively reducing the manufacturing cost of the base body and realizing convenient use through the repeated use of the base body and the simple replacement of the replaceable filter element; in addition, in order to improve the wearing seal and comfort of the mask, the flexible attaching surface body and the replaceable filter element arranged on the flexible attaching surface body are further adopted to be matched for use, so that the self weight of the whole mask is reduced, and the sealing performance and the dryness between the mouth and the nose and the mask are ensured.
Drawings
Fig. 1A shows a front side perspective view of a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 1B shows a back side perspective view of a replaceable filter element mask according to an exemplary embodiment of the present invention.
Fig. 2 shows an exploded view of a replaceable filter element mask according to an exemplary embodiment of the present invention.
Fig. 3A shows a schematic diagram of a front three-dimensional structure of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 3B shows a schematic diagram of a front three-dimensional structure of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention.
Fig. 4A shows a schematic front three-dimensional structure of a flexible surface body of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 4B shows a schematic front three-dimensional structure of a flexible surface body of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention.
Fig. 5A shows a front view structural diagram of a first filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention, fig. 5B shows a cross-sectional view along a line a-a in fig. 5A, fig. 5C shows a partially enlarged view in fig. 5B, fig. 5D shows a three-dimensional structural diagram of a first filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 5E shows an explosion structural diagram of a first filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention.
Fig. 6A shows a schematic diagram of a front three-dimensional structure of a second filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 6B shows a schematic diagram of a front three-dimensional structure of a second filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention.
Description of reference numerals:
10-a first filter element, 11-an outer non-woven fabric layer, 12-a melt-blown layer, 13-an inner non-woven fabric layer, 14-an adhesive layer, 15-release paper, 16-ultrasonic welding seams, 20-a base body, 30-a base, 31-a hard body, 32-a one-way breather valve, 33-a first buckling part, 34-a hanging strip fixing part, 35-a first filter element sticking part, 36-a veneer body mounting part, 40-a flexible veneer body, 41-a second buckling part, 42-a second filter element sticking part, 50-a second filter element and 60-a hanging strip.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the drawings of the present invention, it should be understood that different technical features which are not mutually alternative are shown in the same drawing, and the embodiment described with reference to the drawings is not indicated or implied to include all the technical features in the drawings only for the convenience of simplifying the drawing description and reducing the number of drawings, and thus should not be understood as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The replaceable filter element mask and the components thereof provided in the present invention will be described in detail below.
Fig. 1A shows a front side three-dimensional structure schematic diagram of a replaceable filter element mask according to an exemplary embodiment of the present invention, fig. 1B shows a back side three-dimensional structure schematic diagram of a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 2 shows an explosion structure schematic diagram of a replaceable filter element mask according to an exemplary embodiment of the present invention.
As shown in fig. 1A, fig. 1B and fig. 2, according to an exemplary embodiment of the present invention, the above-mentioned replaceable filter element mask mainly includes a base 20 and a replaceable filter element, and the replaceable filter element is adhered to the base 20 when it is needed to be used, and the replaceable filter element is directly torn off or replaced after the use is finished.
According to the present invention, the base body 20 includes a base 30 and a flexible surface body 40. The base 30 serves as a main supporting component of the mask and is used for installing components such as a flexible surface covering body, a hanging belt and a filter element; the flexible patch 40 is used as a component of the mask which is directly or indirectly contacted with the face of the wearer, and has the performances of comfort, softness and the like so as to ensure the wearing comfort.
Fig. 3A shows a schematic diagram of a front three-dimensional structure of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 3B shows a schematic diagram of a front three-dimensional structure of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention.
As shown in fig. 3A and 3B, the base 30 of the base body 20 of the replaceable filter element mask of the present invention has a hollow cavity capable of accommodating the nose and mouth area of the face, one side of the base 30 is provided with a first filter element attaching portion 35, and the other side is provided with an attaching body mounting portion 36. The hollow cavity of the base 30 ensures the formation of a breathing space, which is beneficial to the smooth breathing of the wearer, and can accommodate the nose and the mouth of the wearer, thereby avoiding the speech obstruction while ensuring the comfort; the first filter element pasting part 35 is used for pasting a first filter element, external air enters the nasal cavity or the oral cavity of a human body after being filtered by the first filter element through pasting and fixing of the first filter element, and the first filter element pasting part 35 is particularly arranged on one side far away from the mouth and the nose; the veneer body installation part 35 is used for installing the flexible veneer body 40, and the base 30 can be prevented from directly contacting the face through the installation of the flexible veneer body 40, so that the comfort level of a wearer is improved.
According to an embodiment of the present invention, the base 30 has a hard body 31 enclosing a hollow cavity, and the hard body 31 may have a uniform or customized size, material, color and/or shape. The hard body 31 is a hard structure with a fixed shape, so that the hard body can be designed and produced in batch according to different sizes of children, teenagers, adults, men and women, the production cost is reduced, the materials, colors and the like can be customized according to the requirements of different people, and personalized differentiation and even high-end differentiation are achieved.
For example, the hard body may be made of plastic, metal, wood, bamboo, ceramic, paper, leather or artificial leather, and plastic is usually selected. The flexible patch of the utility model is preferably made of silica gel (such as medical silica gel), soft PVC or thermoplastic elastomer TPE/TPR.
In order to improve the breathing smoothness of the wearer, at least one-way breather valve 32 is preferably disposed at a side portion of the base, and the one-way breather valve generally includes a valve body and a valve plate, so that when the wearer exhales, the exhaled air can smoothly flow out of the mask through the one-way breather valve and the filter element, but when the wearer inhales, the external air cannot enter the inlet cover through the one-way breather valve but can only enter the inlet cover after being filtered by the filter element.
The utility model provides a first filter core portion of pasting 35 an organic whole or detachably sets up at a side edge of base 30, and this first filter core portion of pasting 35 is used for fixed first filter core. Specifically, the first filter element attaching portion 35 may be integrally formed with the base 30, and may also be fixed to the base 30 by means of snap-fit, and the first filter element may be fixed to the first filter element attaching portion 35 by means of attachment. Preferably, the first filter element attaching portion 35 has a platform portion matched with an edge of the first filter element, so that the first filter element can be fixed by neatly attaching the edge of the first filter element to the platform portion, and the first filter element is convenient to install and convenient to replace and remove. However, the present invention is not limited thereto, and the first filter element attaching portion 35 may also adopt other suitable structural forms.
In order to realize wearing, the base 20 further includes a hanging belt 60 capable of realizing ear hanging or head hanging, the base 30 is further provided with a hanging belt fixing portion 34 for installing the hanging belt 60, the hanging belt 60 is detachably connected with the hanging belt fixing portion 34, and the hanging belts are two and the length of the hanging belt is adjustable or not adjustable. In order to ensure the sealing performance as much as possible, a head-hanging type hanging belt is preferably provided.
Fig. 4A shows a schematic front three-dimensional structure of a flexible surface body of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 4B shows a schematic front three-dimensional structure of a flexible surface body of a base body in a replaceable filter element mask according to an exemplary embodiment of the present invention.
As shown in fig. 4A and 4B, the flexible skin member 40 has a skin side capable of adhering to the oronasal region of the face, and is provided at the skin attachment portion 36 of the base 20 via a non-skin side, which is a side directly contacting with the face and a side away from the face. Specifically, the nose concave part can be arranged on the face side according to the nose characteristics, the mouth concave part can be arranged according to the mouth characteristics, and the face curve part can be arranged according to the cheek characteristics, so that the overall fit degree of the flexible face body 40 and the face is improved, and the wearing tightness is further improved.
As shown in fig. 3A and 3B, the facing body mounting portion 36 is integrally or detachably provided at the other side edge of the base 30, the facing body mounting portion 36 is used for fixing the flexible facing body 40, and the flexible facing body 40 is detachably or non-detachably connected to the facing body mounting portion 36. Specifically, the attachment portion 36 may be formed integrally with the base 30, or may be fixed to the base 30 by snap-fitting or the like.
In an embodiment of the present invention, when the flexible surface body 40 is non-detachably connected to the surface body mounting portion 36, the flexible surface body 40 can be fixed on the surface body mounting portion 36 of the base 30 by direct bonding; in another embodiment of the present invention, when the flexible surface body 40 is detachably connected to the surface body mounting portion 36, the surface body mounting portion 36 is preferably provided with a first fastening portion 33, and the first fastening portion 33 is fixed by being engaged with a second fastening portion 41 provided on the edge of the non-surface side of the flexible surface body 40.
The first fastening portion 33 may be a clamping groove or a clamping ridge, the second fastening portion 41 may be a clamping ridge or a clamping groove matched with the first fastening portion 33, and the clamping ridge or the clamping groove may be arranged continuously or at intervals. For example, in the present embodiment, the first locking portion 33 provided on the surface body mounting portion 36 of the base 30 is a plurality of slots arranged at intervals, and the flexible surface body 40 correspondingly has a plurality of locking edges arranged at intervals, and when the flexible surface body 40 is mounted, the locking edges are sequentially locked into the slots to achieve mounting. However, the present invention is not limited to this, and the first locking portion 33 may be directly formed as a continuous annular locking groove, and the second locking portion 41 may be formed as a continuous annular locking ridge.
In addition, consider that the leakproofness between gauze mask and the face can't be guaranteed usually to the filter core gauze mask dismantled among the prior art, still have the air to get into the mouth nose from the gap between gauze mask and the face promptly, consequently the utility model discloses still preferably more set up one deck second filter core to with the wainscot side of flexible wainscot body 40 as second filter core portion of pasting 42 and be used for fixed second filter core.
As shown in fig. 1A, 1B and 2, the replaceable filter element of the present invention comprises a first filter element 10 and a second filter element 50, wherein the first filter element 10 is detachably disposed on the first filter element attaching portion 35 of the base 30, and the second filter element 50 is detachably disposed on the attaching side of the flexible attaching body 40. Wherein, virus, bacterium, droplet etc. in first filter core 10 can effectively keep apart and filtered air, and second filter core 50 not only can further strengthen the filter effect of gauze mask, can also guarantee the cleanness and the dry and comfortable of facial mouth nose district simultaneously, effectively eliminates because the wet sense that the air impermeability of flexible veneer face body leads to.
Fig. 5A shows a front view structural diagram of a first filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention, fig. 5B shows a cross-sectional view along a line a-a in fig. 5A, fig. 5C shows a partially enlarged view in fig. 5B, fig. 5D shows a three-dimensional structural diagram of a first filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 5E shows an explosion structural diagram of a first filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention.
As shown in fig. 5A to 5C, taking the first filter element as an example, the replaceable filter element of the present invention includes a filter element body, an adhesive layer 14 and a release paper 15, wherein the adhesive layer 14 is formed at a predetermined position of the inner side surface of the filter element body, preferably within a range of 1-3 cm from the edge, and the release paper 15 is removably stacked on the adhesive layer 14. When the replaceable filter element is used, the release paper 15 is torn off and then is pasted to the corresponding position of the base body 20. And, the replaceable filter element can be produced in batches according to the designed size and shape, sterilized and packaged for sale, and the replaceable filter element can be purchased and used by consumers.
As shown in fig. 5D and 5E, the filter element body comprises an outer non-woven fabric layer 11, a melt-blown layer 12 and an inner non-woven fabric layer 13, wherein the outer non-woven fabric layer 11, the melt-blown layer 12 and the inner non-woven fabric layer 13 are sequentially stacked from outside to inside, and the edges of the outer non-woven fabric layer, the melt-blown layer 12 and the inner non-woven fabric layer 13 are preferably sealed and fixed by an ultrasonic welding seam 16. The melt-blown layer has the functions of physical filtration and electrostatic adsorption filtration, and can effectively ensure the filtration function. Even, the replaceable filter element can be directly manufactured based on the existing medical surgical mask, the shape is regular, the processing is simple, and the cost is effectively reduced.
In addition, in order to optimize the experience of the wearer, the utility model discloses a filter core body is still including setting up functional layer (not shown) between outer non-woven fabrics layer 11 and interior non-woven fabrics layer 13, can add in the functional layer and cool and refreshing factor or heat production factor, then wears more salubrious in summer, wears more comfortablely in winter.
As shown in fig. 1 and 5A, the first filter element 10 has a shape and size capable of covering the hollow cavity of the base 30, thereby ensuring a direct filtering effect of the mask and securing firmness of fixing the filter element.
Fig. 6A shows a schematic diagram of a front three-dimensional structure of a second filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention, and fig. 6B shows a schematic diagram of a front three-dimensional structure of a second filter element in a replaceable filter element mask according to an exemplary embodiment of the present invention.
As shown in fig. 6A and 6B, the second filter element 50 has a shape and a size capable of covering the attachment side of the flexible attachment 40, and ensures that air leaking from the inner side of the mask can be filtered by electrostatic filtering and adsorption of the second filter element, thereby further improving the filtering effect and the sealing performance of the mask and improving the wearing comfort.
Although the utility model discloses the replaceable filter core of well gauze mask is regularly changeable, but the base member part needs long-term recycling, consequently the utility model discloses a gauze mask can also include can realize sterile gauze mask receiver (not shown) to base member 20, not the time spent put into base member 20 with it in the gauze mask receiver that matches carry out ultraviolet disinfection can, the gauze mask receiver can design according to the base member shape, has and accomodates base member function, ultraviolet disinfection function, disinfection completion warning function etc..
And to replacing the filter core, because this part can not disinfect and abandon after using, consequently can also prepare and can accomodate the filter core receiver that can replace the filter core in batches, not only guarantee the cleanliness of replacing the filter core, be convenient for go out moreover and carry and change.
To sum up, the utility model provides a can replace filter core gauze mask has overcome the problem that can replace filter core gauze mask among the prior art, adopts the mode of pasting quick fixation and change to replace the filter core, has promoted when guaranteeing the leakproofness and has used experience, more importantly is showing reduction in production cost and use cost. And, through setting up circulated use and light small and exquisite base member part, can protect the travelling comfort, can also save material and be favorable to the environmental protection. In addition, through increase one deck second filter core between face and gauze mask, further guaranteed the filter effect and worn the travelling comfort.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (21)
1. A base of a replaceable filter element mask, the base comprising:
the filter element comprises a base, a first filter element sticking part and a second filter element sticking part, wherein the base is provided with a hollow cavity capable of accommodating a mouth-nose area of a face;
the flexible veneer body is provided with a veneer side which can be jointed with the mouth and nose area of the face, and the flexible veneer body is arranged at the veneer body installation part of the base through a non-veneer side.
2. The base of the replaceable filter cartridge mask of claim 1, wherein the base has a rigid body enclosing the hollow cavity, the rigid body having a uniform or customized size, material, color and/or shape.
3. The mask base body with replaceable filter element according to claim 2, wherein the hard body is made of plastic, metal, wood, bamboo, ceramic, paper shell, leather or artificial leather, and the flexible surface is made of silicone, soft PVC or thermoplastic elastomer TPE/TPR.
4. The base of the replaceable filter cartridge mask of claim 1 wherein the side of the base is provided with at least one-way breather valve.
5. The base of the replaceable filter element mask as recited in claim 1, wherein the first filter element attaching portion is integrally or detachably disposed on a side edge of the base, and the first filter element attaching portion is configured to fix the first filter element.
6. The base body of the replaceable filter element mask as claimed in claim 1, wherein the mounting portion of the facing body is integrally or detachably disposed at the other side edge of the base, the mounting portion of the facing body is used for fixing the flexible facing body, and the flexible facing body is detachably or non-detachably connected to the mounting portion of the facing body.
7. The base body of the replaceable filter element mask as claimed in claim 6, wherein when the flexible facing body is detachably connected to the facing body mounting portion, the facing body mounting portion is provided with a first fastening portion, and the first fastening portion is fixed by being engaged with a second fastening portion provided on an edge of the non-facing side of the flexible facing body.
8. The substrate of a replaceable filter element mask as recited in claim 7, wherein the first locking portion is a locking rib or a locking ridge, and the second locking portion is a locking rib or a locking groove cooperating with the first locking portion, wherein the locking rib or the locking groove are arranged continuously or at intervals.
9. The base of the replaceable filter element mask as recited in claim 1, wherein the facing side of the flexible facing is configured as a second filter element attachment portion for securing a second filter element, and the first filter element attachment portion has a platform portion that mates with an edge of the first filter element.
10. The base body of the replaceable filter element mask as claimed in claim 1, wherein the base body further comprises a hanging band for hanging ears or head, the base is further provided with a hanging band fixing portion for mounting the hanging band, the hanging band is detachably connected with the hanging band fixing portion, and the hanging bands are two and the length of the hanging band is adjustable or not adjustable.
11. A replaceable filter element, wherein the replaceable filter element is used in cooperation with the base body of the replaceable filter element mask as claimed in any one of claims 1 to 10, the replaceable filter element is composed of a first filter element and a second filter element, the first filter element is detachably disposed on the first filter element attaching portion of the base, and the second filter element is detachably disposed on the facing side of the flexible facing body.
12. The replaceable filter cartridge of claim 11, wherein the replaceable filter cartridge includes a cartridge body, an adhesive layer formed at a predetermined location on an inner side of the cartridge body, and a release liner removably stacked on the adhesive layer.
13. The replaceable filter cartridge of claim 12, wherein the cartridge body includes an outer nonwoven layer, a meltblown layer, and an inner nonwoven layer, the outer nonwoven layer, the meltblown layer, and the inner nonwoven layer being stacked in sequence from outside to inside.
14. The replaceable filter cartridge of claim 13, wherein the cartridge body further includes a functional layer disposed between the outer and inner nonwoven fabric layers, the functional layer having a cooling or heat generating factor added thereto.
15. The replaceable cartridge of claim 11, wherein the first cartridge has a shape and size capable of covering the hollow cavity of the base and the second cartridge has a shape and size capable of covering the facer side of the flexible facer.
16. A replaceable filter element mask, comprising:
a base of the replaceable filter cartridge of any one of claims 1 to 10;
the replaceable filter element comprises a first filter element and a second filter element, wherein the first filter element is detachably arranged on the first filter element pasting part of the base, and the second filter element is detachably arranged on the pasting side of the flexible pasting body.
17. The replaceable filter element respirator of claim 16, wherein the replaceable filter element comprises a filter element body, an adhesive layer formed at a predetermined location on the inside of the filter element body, and a release liner removably stacked on the adhesive layer.
18. The mask with a replaceable filter element of claim 17, wherein the filter element body comprises an outer non-woven fabric layer, a meltblown layer and an inner non-woven fabric layer, and the outer non-woven fabric layer, the meltblown layer and the inner non-woven fabric layer are sequentially stacked from outside to inside.
19. The replaceable filter element mask of claim 18, wherein the filter element body further comprises a functional layer disposed between the outer non-woven fabric layer and the inner non-woven fabric layer, wherein a cooling factor or a heat generating factor is added to the functional layer.
20. The replaceable cartridge mask of claim 16 wherein the first cartridge has a shape and size to cover the hollow cavity of the base and the second cartridge has a shape and size to cover the facial side of the flexible facial mask.
21. The replaceable filter element mask of claim 16, further comprising a mask receiver capable of sterilizing the base and a filter element receiver capable of receiving the replaceable filter elements in bulk.
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CN202021775759.4U CN212488626U (en) | 2020-08-24 | 2020-08-24 | Can replace filter core gauze mask and base member and filter core thereof |
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CN202021775759.4U CN212488626U (en) | 2020-08-24 | 2020-08-24 | Can replace filter core gauze mask and base member and filter core thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111869963A (en) * | 2020-08-24 | 2020-11-03 | 四川艾医生医疗科技有限公司 | Can replace filter core gauze mask and base member and filter core thereof |
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2020
- 2020-08-24 CN CN202021775759.4U patent/CN212488626U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111869963A (en) * | 2020-08-24 | 2020-11-03 | 四川艾医生医疗科技有限公司 | Can replace filter core gauze mask and base member and filter core thereof |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A replaceable filter mask and its substrate and filter element Granted publication date: 20210209 Pledgee: Chengdu Zhengxin Financing Guarantee Co.,Ltd. Pledgor: SICHUAN AIYISHENG MEDICAL TECHNOLOGY CO.,LTD. Registration number: Y2024980029002 |
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