CN210809402U - New coronary pneumonia epidemic situation protective facial mask with prevent ear cut function - Google Patents

Abstract

The utility model relates to the field of medical equipment, concretely relates to new crown pneumonia epidemic situation protective facial mask with prevent ear cut function, include: mask sheet, hanging rope, binding band and hanging flap structure; hang lamella structure and stretch out extension lamella I and extension lamella II respectively towards the oblique upper and oblique lower direction of keeping away from the bandage side, the length that extension lamella I extends is longer than the length that extension lamella II extends, has seted up the incision on extension lamella I, the extension lamella II, and the outside bending type in the incision on extension lamella I, the extension lamella II becomes the couple of perk, and the incision of extension lamella I, extension lamella II is towards the line orientation unanimity rather than the angle of reversal of the string rope that hangs. The hook elastic band consisting of the bandage and the hook flap structure can be worn behind the brain of medical staff to replace ears to hook the hanging rope, the hook flap structure adopts two extension flap structures with inconsistent extension proportion to simulate the ears of the medical staff, and the situation that the ear root is cut by the hanging rope to cause pain in the conventional wearing method when the hook elastic band is worn for a long time can be avoided.

Description

New coronary pneumonia epidemic situation protective facial mask with prevent ear cut function

Technical Field

The utility model relates to the field of medical equipment, particularly, relate to a new crown pneumonia epidemic situation protective facial mask with prevent ear cut function.

Background

New coronavirus abuses everywhere in China, and aiming at the droplet infection way confirmed by the new coronavirus, the mask can play a direct protective role, but the defects of the existing mask are more and more obvious along with the popularization of the existing mask in the whole people and the long-time wearing condition of medical care personnel:

1. the existing mask is poor in isolation effect, the side and the skin have an unavoidable gap, particularly, the upper portion of the mask and the position of the nose bridge have a vacancy, the mask has the risk of infection, and the mask can be applied to daily life traveling, but the virus density is high in places with serious epidemic situations such as hospitals and the like, the effect of isolation and protection cannot be completely achieved, so that infection of a large number of medical workers occurs, infected people are increased, and medical strength is weakened.

2. The current gauze mask needs to be hung at the ear position through the fag end, and the fag end is taut to tighten medical staff ear root skin, wears for a long time and can lead to medical staff ear root position pain intolerable, and the fag end can cut the ear root even, and the person of even appears red swelling and ulcerate infection. Meanwhile, the side of the existing mask is too hard, which often causes the facial and neck positions of medical staff to be too deep and painful due to too long pressure. Medical staff often need carry out the activity by a wide margin because the treatment needs the head, leads to the neighboring of gauze mask and hangs the rope and can make a round trip to grind at medical staff's ear root and parts such as neck, and it is fragile to soak to lead to the skin humidity for a long time in sweat simultaneously, very leads to the fact skin to grind to form the cut mark.

3. Present gauze mask cooperation glasses are worn simultaneously and are made the gas of exhalation condense easily on the glasses lens, very easily appear the phenomenon of hazing on the lens, can't see clearly to the medical staff who wears glasses, and is very troublesome. Although there is the gauze mask at present to have the inboard design of gauze mask in nose bridge position department gauze mask, nevertheless can't eliminate completely and exhale the fog influence that brings the lens, the gauze pad can't play the guard action to the virus simultaneously, has very big potential safety hazard.

4. The existing mask rope belts are fixed in length, some mask rope belts have weak elastic stretchability, but the mask can be too tight or too loose when being worn by obese or weak people. Too tightly lead to the fag end and gauze mask avris to oppress medical staff too strongly, and too loose can lead to the gauze mask can't play basic safeguard effect.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a new face guard mask for preventing pneumonia epidemic situation of new coronary with ear incised wound function.

The utility model aims at realizing through the following technical scheme:

the utility model provides a pair of new coronary pneumonia epidemic situation protective facial mask with prevent ear's incised wound function, include: mask sheet, hanging rope, binding band and hanging flap structure; the both ends of bandage are connected respectively and are hung lamella structure, it has extension lamella I and extension lamella II to hang lamella structure and stretch out towards the oblique upper and oblique lower direction of keeping away from the bandage side respectively, the length that extension lamella I extends is longer than the length that extension lamella II extends, extension lamella I, the incision has been seted up on the extension lamella II, extension lamella I, the outside bending type of incision on extension lamella II becomes the couple of perk, same structural extension lamella I that hangs of lamella, the string rope is hung to two couples of extension lamella II, the head and the tail both ends of hanging the rope are connected respectively to the both sides of gauze mask piece, extension lamella I, the incision of extension lamella II is towards the line orientation unanimity rather than the angle's of hanging the reverse angle of the rope that hangs.

Furthermore, the inner side edge positions of the extension valve I and the extension valve II on the same valve hanging structure are connected through an arc angle structure.

Furthermore, the binding surface of the flap structure which is bound to the skin of the human body is a curved surface structure which is matched with the back of the ears on the two sides of the head of the human body.

Further, the lobe hanging structure comprises: a flap hanging sheet and a flap hanging sleeve; the hanging flap is of a single-layer hard structure and is folded inwards in the direction of the bandage from the side of the end part of the bandage to clamp the bandage; the outer sleeve of hanging the lamella of lamella has the lamella cover of hanging of silica gel material.

Further, a retractable block is arranged on the hanging rope.

Further, the mask further comprises: an air bag nose pad; an air bag nose pad is arranged at the upper part of the inner side surface of the mask piece, the air bag nose pad is of a bilateral symmetrical structure, the middle position of the air bag nose pad is right corresponding to the position of the nose bridge, and a nose bridge profiling surface abdication is arranged at the position of the middle of the air bag nose pad corresponding to the position of the nose bridge; the thickness of the two side areas of the nose pad of the air bag is gradually reduced from the middle to the two sides until the two side edges smoothly fit the inner side surface of the mask piece.

Further, the mask further comprises: a one-way vent valve; the air bag nose pad is communicated with a one-way vent valve which extends out of the outer side of the mask sheet.

Further, the mask further comprises: a sealing gasket; the peripheral edge position of the mask sheet is provided with a circle of closed annular sealing washer, the section of the sealing washer is concave, and the peripheral edge of the mask sheet is arranged in the concave position of the sealing washer.

Furthermore, a plurality of air holes are uniformly arranged on the binding band in a separating way.

Furthermore, a metal strip nose clip is arranged on the outer side face of the upper side of the mask piece corresponding to the nose bridge.

The utility model discloses an among the new crown pneumonia epidemic situation protective facial mask with prevent ear's incised wound function, the elastic webbing of hanging that colludes that constitutes by bandage and string lamella structure can wear to replace the ear to collude the string rope behind medical staff's brain, hangs lamella structure and adopts two extension lamella structure simulation medical staff ears that open the extension proportion inconsistent, can avoid when wearing for a long time in the conventional method of wearing the auricle because the pulling force of string rope is cut by the string rope and leads to the painful condition of intolering. Meanwhile, the distance between the upper section and the lower section of the hanging rope on the same side can be large enough due to the opened extension valve, the similar included angle is small enough, the upper end and the lower end of the ear root can not be contacted with the upper end position and the lower end position of the ear root of medical staff, and the upper end and the lower end of the ear root are prevented from being cut by the friction of the back and forth movement of the hanging rope, so that the operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

FIG. 1 is a view showing an angle of the protective mask for epidemic situation of new coronary pneumonia with ear cut prevention function of the present invention;

FIG. 2 is a structural view of another angle of the new face mask with ear cut prevention function for preventing pneumonia epidemic of new coronary of the present invention;

FIG. 3 is a structural diagram of a nose pad of an air sac in the new coronary pneumonia epidemic prevention mask with the ear cut prevention function of the utility model;

FIG. 4 is a structural view of an angle of a flap hanging structure in the new coronary pneumonia epidemic situation protective mask with the ear cut prevention function of the utility model;

FIG. 5 is a structural diagram of another angle of the flap hanging structure in the new coronary pneumonia epidemic situation protective facial mask with ear cut prevention function of the utility model;

FIG. 6 is an exploded view of the flap hanging piece and the flap hanging sleeve in the new coronary pneumonia epidemic situation protective mask with the ear cut prevention function of the utility model;

FIG. 7 is a structural diagram of a flap hanging piece and a flap hanging sleeve in the new coronary pneumonia epidemic situation protective mask with the ear cut prevention function of the utility model;

FIG. 8 is a structural view of a mask sheet and a sealing washer in the new coronary pneumonia epidemic situation protective mask with the ear cut prevention function of the present invention;

FIG. 9 is a structural diagram of a sealing washer in the new face mask for preventing pneumonia and epidemic disease with ear cut of the present invention;

FIG. 10 is a structural diagram of the elastic band hooked in the new face mask for preventing pneumonia and epidemic disease of ear of the present invention;

wherein the reference numerals are: 1. a mask sheet; 2. hanging a rope; 3. binding bands; 4. a flap hanging structure; 5. a long flap I; 6. a lengthened valve II; 7. cutting; 8. hooking; 9. hanging the petals; 10. hanging a valve sleeve; 11. a retraction block; 12. an air bag nose pad; 13. a one-way vent valve; 14. a sealing gasket; 15. air holes are formed; 16. a metal strip nose clip.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 efforts shall belong to the protection scope of the present invention.

As shown in fig. 1 to 10, the utility model discloses a new coronary pneumonia epidemic situation protective facial mask with prevent ear cut function, include: the mask comprises a mask sheet 1, a hanging rope 2, a binding band 3 and a flap hanging structure 4; bandage 3's both ends are connected respectively and are hung lamella structure 4, hang lamella structure 4 respectively towards keep away from 3 sides of bandage oblique upward and stretch out to have extension lamella I5 and extension lamella II 6 with oblique lower direction, the length that extension lamella I5 extends is longer than the length that extension lamella II 6 extends, extension lamella I5, incision 7 has been seted up on the extension lamella II 6, extension lamella I5, extension lamella II 6 goes up incision 7 department and outwards buckles to form the couple 8 of perk, extension lamella I5 on the same lamella structure 4, two couples 8 of extension lamella II 6 are colluded and are hung rope 2, the head and the tail both ends of hanging rope 2 are connected respectively to the both sides of gauze mask piece 1, extension lamella I5, the incision 7 orientation of extension lamella II 6 is unanimous rather than the angular line orientation of the reverse angle of hanging rope 2 that hangs.

Specifically, the notches 7 are cut in the areas of the extension flap I5 and the extension flap II 6 of the hanging flap piece 9, the pieces at the notches 7 are bent outwards to form the tilted hooks 8, and the hook 8 mode can be formed through die stamping and is convenient for large-scale manufacturing.

The utility model discloses an among the new crown pneumonia epidemic situation protective facial mask with prevent ear's incised wound function, the elastic webbing of hanging of colluding that constitutes by bandage 3 and string lamella structure 4 can wear to replace the ear to hang 2 of restricting to collude behind medical staff's brain, hang lamella structure 4 and adopt two to open extension lamella structure simulation medical staff ears that the extension proportion is inconsistent, can avoid when wearing for a long time in the conventional method of wearing the auricle because the pulling force of hanging 2 of restricting is hung 2 incised wound and lead to the painful condition of intolering. Simultaneously open extension lamella can make the homonymy hang 2 intervals between upper segment and the hypomere big enough and similar contained angle is enough little, can not contact medical staff's auricle upper and lower extreme position and avoided hanging 2 round trip movement friction to cause the incised wound to the auricle upper and lower extreme, easy operation, convenient and practical.

Preferably, the inner side edge positions of the extended petals I5 and the extended petals II 6 on the same petal hanging structure 4 are connected through a circular arc angle structure.

The utility model discloses be provided with respectively on the 1 both sides of gauze mask piece are close to the border position lateral surface and hang rope 2, the equal fixed connection in gauze mask piece 1 homonymy in the same root both ends of hanging rope 2 for it is the seal circle form in the unilateral to hang rope 2. The elastic belt is hooked by the hanging rope 2 in a matching mode, the elastic belt is mainly formed by connecting a binding belt 3 with a flap structure 4, the binding belt 3 is wide in the vertical direction, the binding belt 3 is elastic and elastic, and the elastic belt is suitable for patients with different head sizes.

The hanging flap structure 4 connected on two sides of the binding band 3 respectively extends an extension flap I5 and an extension flap II 6 towards the oblique upper and oblique lower directions on the same side, the length of the extension flap I5 is longer than the length of the extension flap II 6, the inner side edge positions of the extension flap I5 and the extension flap II 6 are connected through the arc angle structure design, the structure can enable the contour line formed by the inner side edge and the arc angle of the extension flap I5 and the extension flap II 6 to be matched with the rear side contour curve of the human ear root, and the length proportion of the extension flap I5 and the extension flap II 6 of the hanging flap structure 4 respectively corresponds to the position relation of the upper end and the lower end of the human ear.

Preferably, the attaching surface of the flap structure 4 attached to the skin of the human body is a curved surface structure fitting the back of the ears on both sides of the head of the human body.

The binding surface of the flap-hanging structure 4 which is bound to the skin of the human body is a curved surface structure which is matched with the back of the ears at the two sides of the head of the human body, so that the flap-hanging structure 4 is bound and fixed relative to the head of the medical staff.

Preferably, the flap structure 4 comprises: a flap hanging piece 9 and a flap hanging sleeve 10; the hanging flap 9 is of a single-layer hard structure, and the hanging flap 9 is folded inwards in the direction of the binding band 3 from the end part of the binding band 3 to clamp the binding band 3; the outer part of the flap hanging piece 9 is sleeved with a flap hanging sleeve 10 made of silica gel.

Hang lamella structure 4 and mainly form through hanging lamella 9 and hanging lamella cover 10 combination, hang lamella 9 and be the individual layer stereoplasm structure, can adopt the sheetmetal material, hang lamella 9 and inwards carry out the fifty percent discount in bandage 3 direction through hanging lamella 9 region in the bandage 3 outside at root position and press from both sides bandage 3 tightly. The external cover of hanging lamella 9 has the lamella cover 10 of hanging of silica gel material, hangs lamella cover 10 and locates the trompil at the couple 8 position of hanging lamella 9, and the couple 8 of being convenient for can stretch out, hangs lamella cover 10 and has the characteristic of soft elastic deformation, and laminating head both sides skin can not lead to the fact the oppression to medical staff behind the ear position skin when medical staff wears. Adopt and hang lamella structure 4 can make medical staff need not to hang the string rope 2 through the ear and collude, avoided traditional wear mode overlength to wear can be because the ear root position is cut to ear root position 2 pulling force effect of string rope. Adopt this technical scheme can make string rope 2 break away from medical staff's ear root and upper and lower end position after being hung the tensioning by 8 colludes of couple of string lamella structure 4, can not produce the contact at the ear position and lead to hanging rope 2 pulling force and friction back and forth and remove and appear the cut wound.

Preferably, the hanging rope 2 is provided with a retractable block 11.

The design has receive and release the piece 11 on hanging rope 2, receive and release the piece 11 and can play the effect of receiving and releasing to hanging rope 2, and the effective use length of control string rope 2 makes the medical staff of different head sizes all can control receiving and releasing of 11 department string ropes 2 of piece when using and makes string rope 2 be in taut state when wearing, has guaranteed the utility model discloses the airtight and the protective effect of gauze mask piece 1.

Preferably, the mask further comprises: an airbag nose pad 12; an air bag nose pad 12 is arranged at the upper part of the inner side surface of the mask sheet 1, the air bag nose pad 12 is in a bilateral symmetrical structure, the middle position of the air bag nose pad 12 corresponds to the position of the nose bridge, and a nose bridge profiling surface abdicating is arranged at the position of the middle of the air bag nose pad 12 corresponding to the nose bridge; the thickness of the two side areas of the air bag nose pad 12 gradually decreases from the middle to the two sides until the two side edge positions smoothly close the inner side surface of the mask sheet 1.

An air bag nose pad 12 is fixedly arranged on the inner side face of the mask corresponding to the metal strip nose clip 16, the air bag nose pad 12 is of a bilateral symmetry structure, and the middle position of the air bag nose pad is right corresponding to the position of the nose bridge. The position that corresponds the bridge of the nose in the middle of gasbag nose pad 12 is provided with bridge of the nose profile and lets the position, and the both sides region of gasbag nose pad 12 also diminishes to both sides thickness from the centre gradually simultaneously, and the gauze mask medial surface is closed to smooth-going the meeting in both sides edge position for gasbag nose pad 12 is whole can perfectly laminate with human bridge of the nose and bridge of the nose both sides. Gasbag nose pad 12 compares traditional sponge gasket's advantage to lie in not only can laminating in the inside bridge of the nose position of gauze mask, the vacancy between gauze mask upper end position bridge of the nose both sides depressed part and the gauze mask is plugged up, make the gaseous of exhalation can not discharge from gauze mask upper end vacancy basically, avoid fogging on eyes or the goggles lens, can also keep apart the gas in the gauze mask upper end outside, it is inside to prevent that virus from getting into the gauze mask in the air, and the sponge gasket is because the unable virus in the shielding isolation air of the reason of self structure, the protectiveness has very big defect.

Preferably, the mask further comprises: a one-way vent valve 13; the air bag nose pad 12 is communicated with a one-way vent valve 13, and the one-way vent valve 13 extends out from the outer side of the mask sheet 1.

A one-way vent valve 13 is communicated with the back side of the air bag nose pad 12, the one-way vent valve 13 extends from the outer side of the mask, and air can be vented into the air bag nose pad 12 through the one-way vent valve 13. The one-way vent valve 13 has a one-way vent function, and can prevent the air inside the airbag nose pad 12 from being discharged from the one-way vent valve 13 in a normal state.

Preferably, the mask further comprises: a closing washer 14; a circle of closed annular sealing gasket 14 is arranged at the peripheral edge of the mask sheet 1, the section of the sealing gasket 14 is concave, and the peripheral edge of the mask sheet 1 is arranged in the concave position of the sealing gasket 14.

There is the annular seal washer 14 of round closed at gauze mask neighboring rigidity, seal washer 14 adopts medical rubber or silica gel material to make, seal washer 14's cross-section is "concave" type, the peripheral edge of the fixed gauze mask of the sunken regional centre gripping of concave "type, adopt this structural connection can make seal washer 14 more firm for gauze mask border rigidity, seal washer 14 can not take place crooked skew etc. when medical staff wears, seal washer 14 has the elastic deformation characteristic, can paste tightly sealedly to the facial skin at different medical staff to the gauze mask edge, make the utility model discloses can not accomplish the airtight side air admission of laminating totally in border position like conventional gauze mask. Meanwhile, the sealing gasket 14 adopting the flexible rubber tube or the silicone tube does not press the skin of medical staff at the hard edge as a conventional mask, so that the phenomena that the face at the edge of the mask is hard to feel painful and the mask is hard to recover and has indentation or cutting marks which are hard to recover after being worn for a long time and even red, swollen and ulcerated are avoided.

Preferably, a plurality of air holes 15 are uniformly arranged on the binding band 3 in a separating way.

The bandage 3 is evenly provided with a plurality of air holes 15 in a separating way, so that the medical staff can fully ventilate when wearing the bandage.

Preferably, a metal strip nose clip 16 is arranged on the outer side face of the upper part of the mask piece 1 corresponding to the bridge of the nose.

The utility model discloses well main part gauze mask piece 1 is unanimous with the whole of medical protective facial mask appearance on the market, and the interior outside material of gauze mask piece 1 is also unanimous, and the facial medial surface of laminating is senior non-woven fabrics, and inside is high static fibre, corresponds bridge of the nose department and equally is provided with metal strip nose clip 16 in gauze mask top lateral surface for carry out the fixed effect of profile modeling to bridge of the nose department.

The utility model discloses an innovation technical point and beneficial effect lie in at least:

1. the hooking elastic belt can be worn behind the brain of medical staff to replace ears to hook the hanging rope 2, the hanging flap structure 4 adopts two extending flap structures with different extending ratios to simulate the ears of the medical staff, and the situation that the ear root is cut by the hanging rope 2 to cause pain in the conventional wearing method when the hanging rope is worn for a long time can be avoided. Meanwhile, the distance between the upper section and the lower section of the hanging rope 2 on the same side can be large enough due to the opened extension flap, and the similar included angle is small enough, so that the upper end and the lower end of the ear root can not be contacted with the upper end and the lower end of the ear root of medical staff, and the upper end and the lower end of the ear root can be prevented from being cut by the back-and-forth movement friction of the.

2. The orientation of the hook 8 of the hanging flap 9 approaches the design and the orientation of the included angle reverse tangent line between the bent front section and the bent rear section of the hanging rope 2, so that the pulling force of the hanging rope 2 is ensured to be over against the hook 8 when the hanging rope is hooked by the hook 8, the stability of the hanging rope 2 when the hanging rope is hooked is ensured, and the unhooking phenomenon is avoided. The rear end of the hook 8 is bent to clamp the fixing band 3, and the front end of the hook is designed in a mode that the notch 7 on the hook 8 is punched and formed, so that the hook can be formed simply during production, the processes are few, and the operation is easy, and the cost is reduced. Meanwhile, the hanging flap sleeve 10 made of silica gel is sleeved outside the hanging flap piece 9, and the soft elastic deformation characteristic of the hanging flap sleeve 10 can prevent the skin at the back of the ear of the medical staff from being pressed, so that the comfort of the medical staff is further guaranteed.

3. Gasbag nose pad 12 compares traditional sponge gasket's advantage to lie in not only can laminating in the inside bridge of the nose position of gauze mask, the vacancy between gauze mask upper end position bridge of the nose both sides depressed part and the gauze mask is plugged up, make the gaseous of exhalation can not discharge from gauze mask upper end vacancy basically, avoid fogging on eyes or the goggles lens, can also keep apart the gas in the gauze mask upper end outside, it is inside to prevent that virus from getting into the gauze mask in the air, and the sponge gasket is because the unable virus in the shielding isolation air of the reason of self structure, the protectiveness has very big defect.

4. The sealing washer 14 at the peripheral edge of the mask sheet 1 adopts a flexible rubber tube or a silicone tube, so that the skin of medical staff is not pressed by the hard edge as in the conventional mask, and the phenomena that the mask edge rubs back and forth at the face and the neck of the medical staff to cause pain, indentation or cutting mark which is difficult to recover and even red, swollen, ulcerated and infected due to long-time wearing and head movement are avoided. And the sealing washer 14 at the edge of the mask is elastically fitted at the face and the neck to form a closed space inside, so that a gap is not formed between the edge of the mask and the skin of the face, and the infection probability caused by the transmission of oral and nasal droplets and the possible transmission of aerosol in an epidemic area by medical staff is greatly reduced.

5. The bandage 3 has the air holes 15 with certain width and uniform distribution, which can ensure uniform ventilation when being worn, and the bandage 3 has elastic elasticity for the elastic structure, which can be suitable for patients with different head sizes.

6. Hang and have on the rope 2 and receive and release the piece 11, receive and release the piece 11 and can play the effect of receiving and releasing to hanging the rope 2, control and hang 2 effective use length of rope, make the medical staff of different head sizes all can control receiving and releasing 11 department and hang receiving and releasing of rope 2 and make and hang rope 2 and be in taut state when wearing when using, guaranteed the utility model discloses the airtight and the protective effect of gauze mask piece 1.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a new coronary pneumonia epidemic situation protective facial mask with prevent ear cut function which characterized in that includes: mask sheet, hanging rope, binding band and hanging flap structure; the both ends of bandage are connected respectively hang lamella structure, hang lamella structure respectively towards keeping away from the bandage side stretch out to one side and stretch out extension lamella I and extension lamella II with the oblique lower direction, the length that extends lamella I is longer than the length that extends the lamella II extends of extension, the incision has been seted up on extension lamella I, the extension lamella II, on extension lamella I, the extension lamella II the incision department is outside the couple of bending formation perk, and is same hang lamella structure two of extension lamella I, extension lamella II the couple is colluded and is hung hang the rope, the both sides of gauze mask piece are connected respectively hang the head and the tail both ends of rope, extension lamella I, extension lamella II the incision orientation is rather than hanging the angle line orientation of hanging the reverse angle of rope is unanimous.

2. The protective mask for the epidemic situation of new coronary pneumonia with ear cut prevention function according to claim 1, wherein the inner side edge positions of said extension flap I and said extension flap II on the same flap hanging structure are connected through a circular arc angle structure.

3. The mask of claim 1, wherein the surface of the flap structure that is attached to the skin of the human body is a curved surface that fits behind the ears on both sides of the head of the human body.

4. The protective mask for epidemic situation in new coronary pneumonia with function of preventing ear cut according to claim 1, wherein said flap structure comprises: a flap hanging sheet and a flap hanging sleeve; the hanging flap is of a single-layer hard structure and is folded inwards in the direction of the bandage from the end side of the bandage to clamp the bandage; the outer sleeve of hanging the lamella has the silica gel material hang the lamella cover.

5. The protective mask for the epidemic situation of new coronary pneumonia with the function of preventing ear from incising according to claim 1, wherein the hanging rope is provided with a retractable block.

6. The protective mask for epidemic crown pneumonia with ear cut prevention function according to claim 1, characterized in that said mask further comprises: an air bag nose pad; the air bag nose pad is arranged at the upper part of the inner side surface of the mask piece, the air bag nose pad is of a bilateral symmetrical structure, the middle position of the air bag nose pad is right corresponding to the position of a nose bridge, and a nose bridge profiling profile abdication is arranged at the position of the middle of the air bag nose pad corresponding to the position of the nose bridge; the thicknesses of the two side areas of the air bag nose pad are gradually reduced from the middle to the two sides until the edges of the two sides smoothly fit the inner side surface of the mask.

7. The protective mask for epidemic crown pneumonia with ear cut prevention function according to claim 6, wherein said mask further comprises: a one-way vent valve; the air bag nose pad is communicated with the one-way vent valve, and the one-way vent valve extends out of the outer side of the mask sheet.

8. The protective mask for epidemic crown pneumonia with ear cut prevention function according to claim 1, characterized in that said mask further comprises: a sealing gasket; the peripheral edge position of the mask piece is provided with a circle of closed ring-shaped sealing washer, the section of the sealing washer is concave, and the peripheral edge of the mask piece is arranged at the concave position of the sealing washer.

9. The mask for protecting against new coronary pneumonia and epidemic situation with function of preventing ear cut according to claim 1, wherein said binding band is evenly provided with a plurality of air holes.

10. The protective mask for epidemic situation in new coronary pneumonia with function of preventing ear cut according to claim 1, characterized in that a metal strip nose clip is arranged on the outer side face of the upper part of said mask piece corresponding to the bridge of the nose.

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