CN215461171U

CN215461171U - Face mask

Info

Publication number: CN215461171U
Application number: CN202121622949.7U
Authority: CN
Inventors: 钟秀迎
Original assignee: Huizhou City Medical Technology Co ltd
Current assignee: Huizhou City Medical Technology Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-01-11
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a face mask, which comprises: the mask comprises a mask main body and a cushion piece, wherein the cushion piece is sleeved on the edge of the mask main body; the edge of the mask main body is folded to form an installation folding edge, and the mask main body is also provided with a plurality of installation plates which are arranged at the edge of the installation folding edge; the liner spare includes installation department and cushion portion, and the installation department sets up in a side edge of cushion portion, and the installation department is provided with mounting groove, a plurality of mounting hole and spacing hem, and the mounting groove sets up in the ring terminal surface of installation department, and a plurality of mounting holes set up on the lateral wall of mounting groove, and the lateral wall edge of mounting groove turns over to the spacing hem of formation to inside direction, and mounting groove and spacing hem form full enclosed installation space. According to the mask, the mounting groove and the limiting folding edge are arranged on the gasket piece to form a fully-enclosed mounting space, so that the mounting folding edge can be completely and tightly wrapped, and the air tightness of the mask is further ensured.

Description

Face mask

Technical Field

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

Background

The mask has abundant application scenes in the field of medical care products, and generally adopts positive pressure ventilation therapy in the treatment process of sleep respiratory diseases such as obstructive sleep apnea and the like, namely positive pressure gas is conveyed into a respiratory airway of a patient through breathing equipment. Such breathing apparatus typically includes a Positive Airway Pressure device, i.e., a Continuous Positive Airway Pressure (CPAP) or Bi-level Positive Airway Pressure device, an air delivery tube, and a patient breathing interface, typically a mask or oronasal mask. In practical application, whether positive pressure gas can be delivered to the respiratory tract of a patient at preset pressure and concentration has a direct relation with the air tightness of the mask, and the air tightness of the mask can directly influence the treatment effect on the patient.

However, the connection between the shell and the cushion of the existing mask is usually simply connected into a whole, and the airtightness of the existing mask is poor, so that gas leakage is easily caused, and the inhalation amount of the positive pressure gas by the patient is further reduced.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a mask to solve the problem of insufficient airtightness of the connection between the shell and the cushion of the existing mask.

A mask includes a mask body and a cushion member that is fitted over the edge of the mask body.

The mask body is provided with a first through hole, a plurality of second through holes and a plurality of mounting plates, the first through hole and the second through holes are arranged on the surface of the mask body, and the mounting plates are arranged on the edge of the mounting flange.

The cushion member includes a mounting portion provided at one side edge of the cushion portion and a cushion portion whose other side edge abuts against the face of the user. The cushion member is connected to the mask body by a mounting portion.

The installation department is provided with mounting groove, a plurality of mounting hole and spacing hem, and the mounting groove sets up in the ring terminal surface of installation department, and a plurality of mounting holes set up on the lateral wall of mounting groove, and the lateral wall edge of mounting groove turns over to the inside direction and turns over a spacing hem of formation, and mounting groove and spacing hem form full enclosed installation space.

In one embodiment, the mounting flange is mounted in the mounting groove, and the limiting flange abuts against a side surface of the mounting flange away from the mounting groove.

In one embodiment, the mounting holes are respectively corresponding to the mounting plates, and the mounting plates respectively penetrate through the mounting holes.

In one embodiment, the pad portion includes a first region, a second region and a third region. The first area is arranged at the top of the cushion part, the second area is arranged at the bottom of the cushion part, and the third area is arranged at two sides of the cushion part respectively relative to the top and the bottom of the cushion part.

In one embodiment, the first region has a first supporting surface and a first buffer space, the first supporting surface is disposed on an outer surface of the first region, and the first buffer space is disposed between the first supporting surface and the mounting portion.

In one embodiment, the second region has a second supporting surface and a second buffer space, the second supporting surface is disposed on an outer surface of the second region, and the second buffer space is disposed between the second supporting surface and the mounting portion.

In one embodiment, the third area has a third supporting surface and a third buffering space, the third supporting surface is disposed on the outer surface of the third area, and the third buffering space is disposed between the third supporting surface and the mounting portion.

Foretell face guard forms totally enclosed installation space through setting up mounting groove and spacing hem at one side edge of liner spare to make the installation hem of installing in the mounting groove can receive inseparable parcel completely, and then guarantee the stability and the gas tightness of being connected between face guard main part and the liner spare, when avoiding in the use face guard main part and liner spare to break away from each other, avoid face guard outside air to have face guard main part and liner spare junction to permeate inside the face guard.

Drawings

FIG. 1 is a schematic view of the structure of a mask in one embodiment;

FIG. 2 is a schematic diagram of an exploded view of the mask in one embodiment;

FIG. 3 is a schematic view of an exploded configuration of the mask in one embodiment;

FIG. 4 is a schematic cross-sectional view of a mask according to one embodiment;

fig. 5 is an enlarged schematic view of the portion M in the embodiment shown in fig. 4.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Referring to fig. 1, the present invention discloses a mask, which comprises a mask body 1 and a cushion member 2, wherein the cushion member 2 is sleeved on the edge of the mask body 1. In practical application, the mask body 1 serves as a support body to provide the mask with main structural strength, meanwhile, the mask body 1 provides a breathing space for a user, external air or aerosol enters the breathing space through the mask body 1 for breathing, and air exhaled by the user is exhausted through the mask body 1; mask body 1 passes through liner spare 2 and user's facial butt to form relative inclosed breathing space, with this gas leakage who avoids breathing space inside and receive external pollution, in addition, liner spare 2 can also improve the wearing travelling comfort of face guard, thereby effectively improves user's use and experiences.

Referring to fig. 2, the mask body 1 is a curved structure, and is provided with a first through hole 11, a plurality of second through holes 12, and a plurality of mounting plates 13, the curved structure can provide a larger internal volume for the mask body 1, and has good structural strength; the curved surface structure is provided with a first platform 14 and a second platform 15, the edge of the curved surface structure is turned over to form an installation folding edge 16, the installation plates 13 are arranged at the edge of the installation folding edge 16, the installation folding edge 16 and the cushion piece 2 can be better abutted and buckled when being installed and connected, so that the tightness of connection between the installation folding edge 16 and the cushion piece 2 is enhanced, in addition, the installation plates 13 are used for connecting a head belt, and the mask can be fixed on the face of a user through the head belt; first through-hole 11 and a plurality of second through-hole 12 all set up in face guard main part 1 surface, and first through-hole 11 sets up in first platform 14, and a plurality of second through-holes 12 all set up in second platform 15. In practical application, the first through holes 11 can be connected with an external air filtering device and a medicinal aerosol generating device so as to supply specific gas, the specific gas is conveyed to the interior of the mask main body 1 through the first through holes 11, the second through holes 12 are used for being arranged on an exhalation valve, when a user inhales, the exhalation valve connected with the second through holes 12 is closed, and when the user exhales, the exhalation valve connected with the second through holes 12 is opened.

Referring to fig. 3, the cushion member 2 includes a mounting portion 21 and a cushion portion 22, the mounting portion 21 is disposed at one side edge of the cushion portion 22, and the other side edge of the cushion portion 22 abuts against the face of the user. The cushion member 2 is connected to the mask body 1 via the mounting portion 21, and the cushion portion 22 abuts against the face of the user when in use, so that the mask body 1, the cushion member 2, and the face of the user form a relatively closed breathing space. A buffer cavity is arranged between the mounting part 21 and the cushion part 22, when the face mask is tightly abutted with the face through the headband, the buffer cavity is compressed, the acting force between the face mask main body 1 and the mounting part 21 is increased, and the acting force between the cushion part 22 and the face is also increased, so that the sealing performance of the face mask in use is improved.

Referring to fig. 2, 4 and 5, the mounting portion 21 is provided with a mounting groove 211, a plurality of mounting holes 212 and a limiting flange 213, the mounting groove 211 is disposed on the annular end surface of the mounting portion 21, the plurality of mounting holes 212 are disposed on the outer sidewall of the mounting groove 211, the outer sidewall of the mounting groove 211 is folded inward to form the limiting flange 213, the mounting groove 211 and the limiting flange 213 form a fully enclosed mounting space, the mounting flange 16 is mounted in the mounting groove 211, the inner sidewall of the mounting groove 211 is attached to the inner side of the curved surface structure, the limiting flange 213 abuts against a side surface of the mounting flange 16 far away from the mounting groove 211, in practical application, the mounting groove 211 and the limiting flange 213 can tightly wrap the mounting flange 16, thereby effectively promote the sealing performance between gasket spare 2 and the face guard main part 1, a plurality of mounting holes 212 respectively with a plurality of mounting panel 13 one-to-one, a plurality of mounting panel 13 respectively correspond and run through a plurality of mounting holes 212. When the user wears the face guard, the bandeau passes through a plurality of mounting panels 13 with the inseparable butt of mask main part 1 and cushion spare 2 in user's face, installation hem 16 is under the bandeau pulling force effect, inseparable butt is on the diapire of mounting groove 211, the effort increase between mounting groove 211 and the installation hem 16, and then make the inside wall of mounting groove 211 inseparabler with the inboard laminating of curved surface, simultaneously because the deformation of mounting groove 211, mounting groove 211 further improves the parcel performance of installation hem 16 with spacing hem 213, the leakproofness between mask main part 1 and the cushion portion 22 is further strengthened.

Referring to fig. 3 and 4, the cushion portion 22 includes a first region 221, a second region 222, and a third region 223. The first region 221 is disposed on the top of the pad portion 22, the second region 222 is disposed on the bottom of the pad portion 22, and the third region 223 is disposed on two sides of the pad portion 22 respectively corresponding to the top and the bottom of the pad portion 22. In practical application, the first region 221, the second region 222 and the third region 223 are respectively abutted against different parts of the face of a user, so as to adapt to the face shape of the face of the human body, and further ensure the sealing performance of the mask in the wearing process.

Referring to fig. 4, the first region 221 has a first arc surface, two sides of the outer surface of the first arc surface are recessed toward the center to form a U-shaped first supporting surface 2211, and a certain distance is formed between the first supporting surface 2211 and the corresponding position of the mounting portion 21, and a first buffering space 2212 is formed. The first support surface 2211 abuts against the bridge of the nose of the human face, and the first buffer space 2212 is compressed to some extent within the elastic limit of the cushion portion 22. When first buffering space 2212 atress compression, first bearing face 2211 can with the inseparable butt of user's bridge of the nose, the first bearing face 2211 of the sunken form of U type can wrap up the corresponding position better to make the stability of wearing and the leakproofness of face guard improve.

The second region 222 has a second arc surface, two sides of the outer surface of the second arc surface form a U-shaped cross section toward the center to form a second bearing surface 2221, and a certain distance is formed between the second bearing surface 2221 and the corresponding position of the mounting portion 21, and a second buffer space 2222 is formed. The second support surface 2221 abuts against the chin of the person's face and the second cushioning space 2222 is compressed to some extent within the elastic limits of the cushion portion 22. When the second buffering space 2222 is compressed by force, the second supporting surface 2221 can be tightly abutted against the chin of the user, and the second supporting surface 2221 with the shape of a U-shaped section can be better abutted against the chin in a matching manner, so that the wearing stability and the sealing performance of the mask are improved.

The third region 223 has two third arc surfaces, the upper ends and the lower ends of the outer surfaces of the two third arc surfaces are U-shaped and protruded toward the center to form two third supporting surfaces 2231, and the two third supporting surfaces 2231 have a certain distance from the corresponding position of the mounting portion 21 and respectively form two third buffer spaces 2232. The third support surfaces 2231 engage the cheeks of the person's face and the third cushioning volumes 2232 compress to some extent within the elastic limits of the cushion portion 22. When two third cushioning spaces 2232 receive the force to compress, two third bearing surfaces 2231 closely butt with user's cheek respectively, and the shape of the protruding two third bearing surfaces 2231 of U type can cooperate the cheek better to play the effect of bearing, thereby make the stability of wearing and the leakproofness improvement of face guard.

In summary, in the mask disclosed by the utility model, the mounting groove and the limiting flange are arranged at one side edge of the cushion piece to form a totally enclosed mounting space, so that the mounting flange mounted in the mounting groove can be completely and tightly wrapped, the stability and the airtightness of the connection between the mask main body and the cushion piece are further ensured, and the connection between the mask main body and the cushion piece is prevented from permeating into the mask through the outside air of the mask at the connection position of the mask main body and the cushion piece while the mask main body and the cushion piece are prevented from being separated from each other in the use process.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A mask, comprising: the mask comprises a mask body and a cushion piece, wherein the cushion piece is sleeved on the edge of the mask body;

the edge of the mask main body is turned over to form an installation folding edge, the mask main body is further provided with a first through hole, a plurality of second through holes and a plurality of installation plates, the first through hole and the second through holes are all arranged on the surface of the mask main body, and the installation plates are arranged on the edge of the installation folding edge;

the cushion piece comprises a mounting part and a cushion part, wherein the mounting part is arranged at one side edge of the cushion part, and the other side edge of the cushion part is abutted against the face of a user; the cushion element is connected with the mask body through the mounting portion;

the installation department is provided with mounting groove, a plurality of mounting hole and spacing hem, the mounting groove set up in the ring terminal surface of installation department, it is a plurality of the mounting hole set up in on the lateral wall of mounting groove, the lateral wall edge of mounting groove turns over to the inside direction and turns over a spacing hem of formation, the mounting groove and spacing hem forms full enclosed installation space.

2. The mask according to claim 1, wherein the mounting flap is mounted in the mounting groove, and a side surface of the mounting flap remote from the mounting groove abuts the stop flap.

3. The mask according to claim 1, wherein a plurality of said mounting holes are respectively corresponding to a plurality of said mounting plates, and a plurality of said mounting plates are respectively corresponding to a plurality of said mounting holes.

4. The mask according to claim 1, wherein the cushion portion includes a first region disposed at a top portion of the cushion portion, a second region disposed at a bottom portion of the cushion portion, and a third region disposed at both sides of the cushion portion with respect to the top and bottom portions of the cushion portion.

5. A mask according to claim 4, wherein the first region has a first bearing surface disposed on an outer surface of the first region and a first cushioning volume disposed between the first bearing surface and the mounting portion.

6. A mask according to claim 4, wherein the second region has a second bearing surface disposed on an outer surface of the second region and a second cushioning volume disposed between the second bearing surface and the mounting portion.

7. A mask according to claim 4, wherein the third area has two third bearing surfaces and two third buffer spaces, the two third bearing surfaces are disposed on the outer surface of the third area, and the two third buffer spaces are respectively disposed between the two third bearing surfaces and the mounting portion.