CN219182880U

CN219182880U - Photodynamic antibacterial mask

Info

Publication number: CN219182880U
Application number: CN202222964955.1U
Authority: CN
Inventors: 张海涛
Original assignee: Fuwai Hospital of CAMS and PUMC
Current assignee: Fuwai Hospital of CAMS and PUMC
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-06-16
Anticipated expiration: 2032-11-08

Abstract

The utility model belongs to the technical field of medical supplies and relates to a photodynamic antibacterial mask, which comprises a mask main body and a pair of hanging lugs arranged on two sides of the mask main body, wherein the two hanging lugs are respectively and fixedly connected with the left end and the right end of the mask main body, the mask main body is sequentially provided with an outer layer, a middle layer and an inner layer from outside to inside, four corners of the outer layer are respectively provided with a fastening buckle, four corners of the middle layer are respectively provided with a bottom buckle fastened with the fastening buckle, the middle layer is provided with a filter layer, the side wall of the middle layer is provided with two self-sealing strips, the two self-sealing strips are symmetrically arranged at the upper end and the lower end of the filter layer, and the outer side of the inner layer is provided with two self-sealing grooves matched with the self-sealing strips. The utility model can replace the filter layer at any time to sterilize and disinfect, realizes repeated use, ensures the health of users, saves resource and energy, and can facilitate the adjustment of the length of the hanging lugs according to the facial form of the users by arranging the adjusting sleeve, thereby adjusting the tightness of the mask.

Description

Photodynamic antibacterial mask

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a photodynamic antibacterial mask.

Background

The medical mask consists of a mask body and a tightening belt, wherein the mask body is divided into an inner layer, a middle layer and an outer layer, the inner layer is made of skin-friendly materials, the middle layer is an isolation filter layer, and the outer layer is a special material antibacterial layer. The high-efficiency medical mask has strong hydrophobic air permeability, has obvious filtering effect on tiny virus aerosol or harmful tiny dust, but can not effectively filter PM10 and PM2.5, has good overall filtering effect, is made of nontoxic and harmless materials, is comfortable to wear, has a certain filtering effect on air entering the lung, has a very good protective effect when working in dust and other polluted environments during the flow of respiratory infectious diseases, can block pathogenic microorganisms from invading human bodies when being worn, and is an effective means for preventing respiratory infectious diseases and protecting personnel health.

The antibacterial filter mask in the current market is basically a disposable mask, can not be used repeatedly, has higher use cost, has shorter antibacterial function maintenance time because of being a disposable mask, is easy to be wet by expiration inside the mask to cause a wet state, and has to be improved in long-term blocking of particles in air such as aerosol.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to solve the problem that the antibacterial function is kept for a short time and cannot be repeatedly used, the utility model provides a photodynamic antibacterial mask so as to solve the problem.

The utility model provides a photodynamic antibacterial mask which comprises a mask main body and a pair of hanging lugs arranged on two sides of the mask main body, wherein the two hanging lugs are fixedly connected with the left end and the right end of the mask main body respectively, an outer layer, a middle layer and an inner layer are sequentially arranged on the mask main body from outside to inside, fastening buckles are arranged at four corners of the outer layer, bottom buckles buckled with the fastening buckles are arranged at four corners of the middle layer, a filter layer is arranged on the middle layer, two self-sealing strips are arranged on the side wall of the middle layer, the two self-sealing strips are symmetrically arranged at the upper end and the lower end of the filter layer, two self-sealing grooves matched with the self-sealing strips are arranged on the outer side of the inner layer, two sweat-absorbent cottons are sewn between the outer layer and the inner layer through sealing lines, and the two sweat-absorbent cottons are arranged at the upper end and the lower end of the middle layer.

In some embodiments, two adjusting sleeves are sleeved on the two hanging lugs, two through holes are formed in the side walls of the adjusting sleeves, elastic rings are arranged in the through holes, and the hanging lugs penetrate through the two elastic rings.

In some embodiments, the adjustment sleeve is an arc-shaped arrangement, and the adjustment sleeve is made of a silicone material.

In some embodiments, a folding line is arranged at the middle position of the outer layer, and two arcs are symmetrically arranged on the outer side of the outer layer.

In some embodiments, an opening is formed in the bottom of the inner layer near the seal line, and self-adhesion is performed at the opening through self-adhesive.

In some embodiments, the outer layer is made of meltblown fabric, the middle layer is made of nonwoven fabric, and the inner layer is made of hot air nonwoven fabric.

In some embodiments, the filter layer is made of a sponge sheet made of natural rubber or synthetic resin, and the thickness of the sponge sheet is set to be 0.1-0.3 mm.

In some embodiments, the inner layer top portion is provided with a nose bridge strip at a nose bridge portion, the nose bridge strip being made of a polyolefin resin material.

The utility model has the beneficial effects that:

firstly, the photodynamic antibacterial mask can replace the filter layer at any time to perform photodynamic sterilization and disinfection, so that the mask can be reused, the utilization efficiency of the mask is greatly improved, the health of a user is ensured, the service life of the mask is prolonged, and the resource and energy are saved.

Secondly, the photodynamic antibacterial mask provided by the utility model has the advantages that the length of the hanging lugs can be conveniently adjusted according to the facial form of a user by arranging the adjusting sleeve, so that the tightness degree of the mask is adjusted, the mask can adapt to people with different head circumferences, and the damage to ears caused by pressure is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Figure 1 is a schematic perspective view of the antibacterial mask of the utility model,

figure 2 is an exploded view of the mask body,

figure 3 is a cross-sectional view of the mask body,

figure 4 is an enlarged view of the structure at a of figure 3,

FIG. 5 is a rear view of the middle layer;

reference numerals: 1. a mask body; 2. hanging lugs; 21. an adjusting sleeve; 22. an elastic ring; 3. an outer layer; 31. fastening; 32. a folding line; 33. an arc line; 4. a middle layer; 41. a bottom buckle; 42. a filter layer; 43. self-sealing strip; 5. an inner layer; 51. an opening; 52. a nose bridge strip; 53. self-sealing grooves; 6. sweat-absorbent cotton.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

In this embodiment, as shown in fig. 1 to 5, a photodynamic antibacterial mask includes a mask main body 1 and a pair of hanging lugs 2 disposed on two sides of the mask main body 1, two hanging lugs 2 are respectively and fixedly connected with left and right ends of the mask main body 1, the mask main body 1 is sequentially provided with an outer layer 3, a middle layer 4 and an inner layer 5 from outside to inside, the outer layer 3 is made of melt-blown cloth, the middle layer 4 is made of non-woven cloth, the inner layer 5 is made of hot air non-woven cloth, the outermost layer 3 is a melt-blown cloth layer, the melt-blown cloth mainly uses polypropylene as a main raw material, the structure is fluffy, the wrinkle resistance capability is good, the middle layer 4 is a non-woven cloth layer, the non-woven cloth is a fabric formed by not needing spinning fabrics, and the non-woven cloth is bonded together by directly physical methods, so that the mask has the advantages of moisture resistance, ventilation, flexibility, light weight and the like, and silver ion fibers can be mixed into the non-woven cloth in the manufacturing process, so that the non-woven cloth also has a sterilization function, and the antibacterial filtering efficiency is improved, the inner layer 5 is made of a skin-friendly material, and an ES can be used for manufacturing a mask;

the utility model discloses a mask, including outer 3 four corners department, middle level 4 four corners department all is provided with the knot 31, the bottom knot 41 of knot 31 lock all is provided with in middle level 4 four corners department, can fix outer 3 and middle level 4 through the knot 31 of buckling 31 and the bottom knot 41 lock of middle level 4 in layer, outer 3 intermediate position department is provided with fold line 32, outer 3 outside is the symmetry about being provided with two pitch lines 33, and fold line 32 is used for aiming at the position of nose to the wearing position of adjustment gauze mask, and be convenient for fold, one of them pitch line 33 of two pitch lines 33 extends along the direction that the lower direction of user's eye is close to the ear, and another pitch line 33 extends to the direction that user's one side chin is close to the ear, can dodge the user's chin, hugs closely the lower part of user's lower part of lip, extends to the direction that is close to the ear in the lower part of user's cheek, has tight parcel nature and airtight isolation, also makes the edge of mask main part 1 can be more laminated with the user's face, prevents external bacterium mask inlayer 5 contact the nose to improve the security.

The middle layer 4 is provided with the filter layer 42, the filter layer 42 is made of PTFE nanofiltration membrane, the thickness of the filter layer 42 is set to be 0.1-0.3 mm, the PTFE (polytetrafluoroethylene) nanofiltration membrane is adopted as the filter layer 42, viruses can be effectively isolated, the filter effect is not influenced by factors such as sweat and humidity, the filter is more suitable for being used in the conditions of easy perspiration in summer and humid environment, after the use is finished, the middle layer 4 can be taken out, the surfaces of the middle layer 4 and the inner layer 5 are sprayed with photosensitizer, and then photodynamic sterilization and disinfection are carried out through irradiation of a light lamp, so that the health of a user is ensured, the service life of a mask is prolonged, and resource and energy are saved.

The middle layer 4 lateral wall is provided with two from strip of paper used for sealing 43, two from strip of paper used for sealing 43 symmetry sets up both ends about filter layer 42, the inlayer 5 outside is provided with two with from strip of paper used for sealing 43 complex from sealing groove 53, through with from strip of paper used for sealing 43 and from sealing groove 53 lock, make the opposite side of middle layer 4 can be fixed with inlayer 5, from strip of paper used for sealing 43 has certain toughness simultaneously, can make to produce certain clearance between inlayer 5 and the user's face, improves the gas permeability, reduces user's indentation and discomfort, inlayer 5 bottom is close to sealing line department and is provided with opening 51, opening 51 department carries out the self-adhesion through the non-setting adhesive for filter layer 42 can change at any time, realizes repeatedly used, greatly improves the availability factor of gauze mask, has effectively reduced user's use cost, and can wear and use for a long time, practices thrift the gauze mask use amount.

Because the periphery of the outer layer 3 and the periphery of the inner layer 5 of the mask are sewn through the stitching, after the opening 51 is required to be opened after the process layer is subjected to photodynamic sterilization, the four bottom buckles 41 of the middle layer 4 are buckled with the four buckles 31 of the outer layer 3, then the two self-sealing strips 43 of the middle layer 4 are buckled with the self-sealing grooves 53, the middle layer 4 can be fixed with the outer layer 3 and the inner layer 5, and after replacement, the opening 51 is pressed, so that the mask is bonded through self-adhesive.

The top of the inner layer 5 is provided with a nose bridge strip 52 at the nose bridge part, the nose bridge strip 52 is made of polyolefin resin materials, and the nose bridge strip 52 is pressed to enable the parts of the nose bridge strip 52 at the two sides of the nose bridge to be in close contact, so that the face structure of the antibacterial mask can be tightened, better fitting is realized, meanwhile, because the nose bridge strip 52 is kneaded and fixed, an excessive gap can not be generated, and exhaled air is prevented from being ejected from the upper part, two sweat-absorbent cottons 6 are sewn between the outer layer 3 and the inner layer 5 through sealing lines, and the two sweat-absorbent cottons 6 are arranged at the upper end and the lower end of the middle layer 4, so that the effect of fixing the nose bridge strip 52 can be achieved, and foreign body sensation brought by the nose bridge strip 52 can be relieved; the sweat-absorbing cotton 6 can absorb sweat and adsorb gas at the same time, prevent gas from being sprayed out from the upper part, and can increase the kneading force generated when the nose bridge strip 52 is kneaded, so as to ensure the sealing degree after kneading.

The two hangers 2 are sleeved with the adjusting sleeves 21, the side walls of the adjusting sleeves 21 are provided with two through holes, the elastic rings 22 are arranged in the through holes, the hangers 2 penetrate through the two elastic rings 22, the positions of the adjusting sleeves 21 are adjusted according to the facial shapes of users after the hangers 2 are stretched, the length of the hangers 2 is adjusted, so that the tightness of the mask is adjusted, people with different head circumferences can be adapted, the elastic rings 22 can prevent the hangers 2 from sliding, the adjusting sleeves 21 are arranged in an arc shape, the adjusting sleeves 21 are made of silica gel materials, the adjusting sleeves 21 can be in an arc shape and can drive the hangers 2 to be fastened with ears in a fitting process, so that higher tightness is achieved, better protection effects are achieved, and the adjusting sleeves 21 are preferably made of the silica gel materials, and can avoid crush injuries to ears; in the prior art, although the length of the mask hanging lug 2 is adjusted through the magic tape, the hanging lug 2 made of the magic tape material has certain hardness, if the hanging lug 2 is too long, the tightness is insufficient, so that the mask sealing performance is poor, if the hanging lug 2 is too short, the behind-the-ear tightening mark is easily caused, the comfort level is poor, and compared with the prior art, the mask hanging lug 2 in the embodiment has more practicability.

When the mask is used, firstly, the photosensitizer is sprayed to the filter layer 42, then the sprayed filter layer 42 is subjected to light irradiation, and then the opening 51 is opened by pulling the mask outer layer 3, so that a gap is formed between the mask outer layer 3 and the inner layer 5, the middle layer 4 is placed between the outer layer 3 and the inner layer 5, the fastening buckles 31 at four corners of the outer layer 3 and the bottom buckles 41 at four corners of the middle layer 4 are buckled, the self-sealing strips 43 at the upper end and the lower end of the self-sealing strips are buckled with the self-sealing grooves 53 from the two self-sealing strips 43 placed at the opening 51, after the self-sealing strips are installed, the opening 51 is pressed to be adhered through self-adhesive, and then the side, contacted with the mouth and nose of the mask outer layer 3 and the inner layer 5, is sprayed with the photosensitizer to be subjected to light irradiation, so that the mask after the mask is subjected to light irradiation sterilization, the middle layer 4 can be taken out after the mask is used for one day, the mask is installed, and the self-sealing strips 43 at the mouth and nose contact with the mouth of the mask can be reused, so that the mask can be reused in one week, the resource utilization is improved, the light utilization rate is reduced, and the mask has better safety and sterilization effect.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a photodynamic antibacterial mask, includes gauze mask main part (1) and sets up a pair of hangers (2) in gauze mask main part (1) both sides, its characterized in that: two hangers (2) respectively with gauze mask main part (1) control both ends fixed connection, gauze mask main part (1) has set gradually outer (3), middle level (4) and inlayer (5) from outside to inside, outer (3) four corners department all is provided with and buckles (31), middle level (4) four corners department all is provided with and buckles (41) with the end of buckling (31) lock, middle level (4) are provided with filter layer (42), middle level (4) lateral wall is provided with two from strip of paper used for sealing (43), two from strip of paper used for sealing (43) symmetry set up both ends about filter layer (42), inlayer (5) outside be provided with two with from strip of paper used for sealing (43) complex from seal groove (53), two sweat-absorbing cottons (6) have been made through the sealing line between outer (3) and inlayer (5), two sweat-absorbing cottons (6) set up at the upper and lower both ends of middle level (4) and inlayer (5) surface all spout the photosensitizer.

2. The photodynamic antibacterial mask according to claim 1, wherein: two adjusting sleeves (21) are sleeved on the two hanging lugs (2), two through holes are formed in the side walls of the adjusting sleeves (21), elastic rings (22) are arranged in the through holes, and the hanging lugs (2) penetrate through the two elastic rings (22).

3. The photodynamic antibacterial mask according to claim 2, wherein: the adjusting sleeve (21) is arranged in an arc shape, and the adjusting sleeve (21) is made of a silica gel material.

4. The photodynamic antibacterial mask according to claim 1, wherein: the middle position of the outer layer (3) is provided with a fold line (32), and two arcs (33) are symmetrically arranged on the outer side of the outer layer (3) from top to bottom.

5. The photodynamic antibacterial mask according to claim 1, wherein: an opening (51) is formed in the bottom of the inner layer (5) close to the sealing line, and self-adhesion is carried out on the opening (51) through self-adhesive.

6. The photodynamic antibacterial mask according to claim 1, wherein: the outer layer (3) is made of melt-blown cloth, the middle layer (4) is made of non-woven cloth, and the inner layer (5) is made of hot air non-woven cloth.

7. The photodynamic antibacterial mask according to claim 1, wherein: the filter layer (42) is made of PTFE nanofiltration membrane, and the thickness of the filter layer (42) is set to be 0.1-0.3 mm.

8. The photodynamic antibacterial mask according to claim 1, wherein: the top of the inner layer (5) is provided with a nose bridge strip (52) at the nose bridge part, and the nose bridge strip (52) is made of polyolefin resin materials.