CN215690808U

CN215690808U - Buffering type respirator

Info

Publication number: CN215690808U
Application number: CN202121752043.7U
Authority: CN
Inventors: 翟永桃
Original assignee: First Affiliated Hospital of Army Medical University
Current assignee: First Affiliated Hospital of Army Medical University
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-02-01
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to the field of breathing masks, in particular to a buffer type breathing mask. The device comprises a main body and two fixing groups, wherein the two fixing groups are respectively positioned on two sides of the main body, flanges are fixed on the edges of the main body, and the width of each flange is greater than the thickness of the main body; two fixed groups all include frenulum and the flexure strip that can take place bending deformation, and the flexure strip both ends are fixed with main part outer wall and frenulum respectively. The buffering type breathing mask can avoid indentation or pressure sore caused by the lacing on the face and the ears.

Description

Buffering type respirator

Technical Field

The utility model relates to the field of breathing masks, in particular to a buffer type breathing mask.

Background

When in comparatively abominable environment such as scene of a fire, plateau or when the user is sick heavily to lead to spontaneous breathing can the variation in length, the user all needs the oxygen uptake, and respirator and oxygen machine or oxygen storage container intercommunication can cover and establish user's mouth nose department during the use, and oxygen receives respirator's restriction and can not the outdiffusion, effectively improves oxygen uptake efficiency and oxygen utilization ratio. Therefore, when the breathing mask is worn, the breathing mask needs to be pressed against the face of a patient through the straps, so that the gap between the breathing mask and the cheeks is reduced. However, when the strap is used, if the strap is too loose, a gap may be formed between the respirator and the cheek, and if the strap is too tight, the strap may press the cheek and the ear of the user more strongly, which may cause pressure marks or pressure sores on the face and ear of the user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a buffering type breathing mask to avoid the phenomenon that laces cause impression or pressure sore on the face and the ears.

In order to achieve the purpose, the utility model adopts the following technical scheme: a buffer type breathing mask comprises a main body and two fixing groups, wherein the two fixing groups are respectively positioned at two sides of the main body, a flange is fixed at the edge of the main body, and the width of the flange is greater than the thickness of the main body; two fixed groups all include frenulum and the flexure strip that can take place bending deformation, and the flexure strip both ends are fixed with main part outer wall and frenulum respectively.

The beneficial effect of this scheme does:

1. because there is the radian in face, when the frenulum of two fixed groups was fixed behind user's brain, because the main part needs to cover to be established in user's mouth nose department, so the width of main part needs to be less than the width of user's face, and the frenulum of traditional respirator can contact with user's cheek, and the frenulum causes the oppression to user's cheek this moment.

In this scheme, because the setting of flexure strip, because frenulum is connected with the flexure strip rather than directly being connected with the main part, so there is the certain distance between frenulum and the main part, when using the frenulum to fix the main part, the flexure strip takes place elastic deformation, and the one end that the frenulum is close to the flexure strip this moment only pastes with the cheek mutually and even has the gap between the cheek to reduce the oppression of frenulum to the cheek. When the elastic piece is elastically deformed, the lace can be stretched under the elastic action of the elastic piece, and the lace can still fix the main body.

When the elastic piece is elastically deformed, the main body can be closer to the cheek of the patient under the action of the elastic piece, and gaps between the main body and the cheek are further avoided.

2. The flange in the scheme is in contact with the cheek of the user, and the width of the flange is larger than the thickness of the main body, so that the contact area of the flange and the cheek of the user is larger than that of the main body, and the cheek is less likely to be crushed by the flange under the same pressure.

Furthermore, a convex block is fixed on the outer wall of the main body and is abutted against the flange, and one end of the elastic sheet close to the main body is abutted against the top of the convex block.

The beneficial effect of this scheme does: when the elastic piece is elastically deformed, the lug limits the deformation degree of the elastic piece, so that one end of the lace close to the elastic piece is only attached to the cheek, even a gap exists between the end of the lace and the cheek, and the lace is further prevented from pressing the cheek.

Furthermore, the elastic sheet is a metal flat wire.

The beneficial effect of this scheme does: compared with other elastic plastics, the metal flat wire has better elasticity.

Furthermore, the lacing outer sleeve is provided with a sleeve-shaped buffer sleeve.

The beneficial effect of this scheme does: the buffer sleeve can buffer the frenulum, avoids the frenulum direct and user contact, further avoids the frenulum oppression cheek.

Furthermore, one end of the buffer sleeve close to the main body extends to the elastic sheet and is fixed with the main body.

The beneficial effect of this scheme does: the cushion collar can also prevent the elastic sheet from directly sticking to the cheek of the user to cushion the elastic sheet and prevent the elastic sheet from oppressing the cheek.

Furthermore, the frenulum in every fixed group all is equipped with two, and fixed group still includes the locating piece, and the frenulum runs through the locating piece and with locating piece sliding connection.

The beneficial effect of this scheme does: the locating piece can support two frenulums, makes and keeps great width between two frenulums, avoids two frenulums to cause the oppression to the top, the bottom or the rear side of user's ear.

Further, the locating piece includes the spacing portion of arc.

The beneficial effect of this scheme does: spacing portion is the arc, can be better paste mutually with the rear side of user's ear, avoids frenulum and user's ear contact to avoid the frenulum to crush user's ear.

Furthermore, the locating piece still includes two connecting portion, and two connecting portion are relative with two frenulums respectively, and the frenulum runs through connecting portion and with connecting portion sliding connection.

The beneficial effect of this scheme does: two connecting portion are located the both sides of spacing portion respectively, because the frenulum is connected with connecting portion, so can guarantee that the frenulum is located the both sides of ear.

Further, the inboard of flange is equipped with the guiding gutter, and the guiding gutter is located the main part and the opening of guiding gutter up, can dismantle in the guiding gutter to be connected with the strip that absorbs water.

The beneficial effect of this scheme does: when water drops are generated on the inner wall of the main body, the water drops are adhered to the face of a user when the water drops are too much, and the user feels uncomfortable. The excessive drop of water that slides down along the main part inner wall can be absorbed to the strip that absorbs in this scheme to avoid the drop of water landing on user's face, improve user's comfort level.

Furthermore, the upper end of the main body is provided with a positioning groove.

The beneficial effect of this scheme does: after the main body is worn, the positioning groove is opposite to the nose bridge part of a user, so that the main body can be prevented from deviating leftwards or rightwards.

Drawings

FIG. 1 is a top view of example 1 of the present invention;

FIG. 2 is an elevational vertical cross-sectional view of FIG. 1;

FIG. 3 is a front partial sectional view of embodiment 2 of the present invention;

FIG. 4 is a front partial sectional view of embodiment 3 of the present invention;

fig. 5 is an elevational vertical sectional view of embodiment 4 of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the main body 1, the mounting hole 11, the positioning groove 12, the elastic sheet 2, the lace 3, the flange 4, the diversion trench 41, the bump 5, the cushion cover 6, the limiting part 7 and the connecting part 71.

Example 1

A buffering type breathing mask is shown in figure 1 and comprises a main body 1 and two fixing groups, wherein a mounting hole 11 is formed in the main body 1, a positioning groove 12 is formed in the position, facing the face of a user, of the main body 1, and when the main body 1 is used, the positioning groove 12 is opposite to the nose bridge of the user. As shown in fig. 2, the cross section of the main body 1 along the vertical direction is arc-shaped, the two fixing groups are respectively located at two sides of the main body 1, the lower end of the main body 1 is an edge, a flange 4 is glued at the edge, and the width of the flange 4 is greater than the thickness of the side wall of the main body 1. The bottom of the flange 4 is positioned below the main body 1, and the inner side of the flange 4 is positioned in the main body 1; an annular bump 5 is disposed on the outer side of the main body 1, and the bump 5 and the flange 4 are integrally formed, specifically, the bump 5 and the flange 4 in this embodiment are made of a silicone material.

As shown in fig. 1, the two fixing sets are respectively located at the left and right sides of the main body 1, taking the fixing set at the left side as an example, the fixing set includes two elastic pieces 2 and a lace 3, the elastic pieces 2 are flat metal wires made of stainless steel, that is, the width of the elastic pieces 2 is greater than the thickness of the elastic pieces 2. As shown in fig. 2, the right end of the elastic piece 2 is inserted into the sidewall of the main body 1 and is glued and fixed with the main body 1, the bottom of the elastic piece 2 is pressed against the top of the protrusion 5, and the right end of the fastening band 3 is glued and connected with the left end of the elastic piece 2.

The specific implementation process is as follows:

firstly, an oxygen pipe communicated with an external oxygen machine or a container for storing oxygen is manually inserted into the mounting hole 11, and then the breathing mask is worn. When the nose-pad is worn, the main body 1 is covered at the mouth and nose of a user, the positioning groove 12 is opposite to the nose bridge of the user, the flange 4 is in contact with the face of the user at the moment, the flange 4 buffers the main body 1, and the hard main body 1 is prevented from causing impression or even forming pressure sores on the face of the user.

The two fixed sets of tethers 3 are then pulled back towards the user's brain and the two left side tethers 3 are secured to the two right side tethers 3, respectively. When pulling frenulum 3, the one end bending deformation downwards of main part 1 is kept away from to flexure strip 2, and flexure strip 2 presses lug 5 downwards at user's face this moment, avoids appearing the gap between main part 1 and user's the face to avoid getting into the interior oxygen of main part 1 and reveal from the gap. Since the elastic sheet 2 is still spaced from the user's face, the indentation of the user's face by the elastic sheet 2 and the end of the strap 3 adjacent to the elastic sheet 2 can be avoided.

Example 2

Based on embodiment 1, as shown in fig. 3, a sleeve-shaped buffer sleeve 6 is sleeved outside the tie 3 in this embodiment, the buffer sleeve 6 in this embodiment is also made of silica gel, and one end of the buffer sleeve 6 close to the main body 1 is glued to the main body 1, and one end of the buffer sleeve 6 far from the main body 1 is glued to the tie 3.

When the lace 3 of this embodiment is in use, the cushion sheath 6 prevents the lace 3 from directly contacting the user's face, thereby preventing the thin lace 3 from forming an impression on the user's face.

Example 3

On the basis of embodiment 2, as shown in fig. 4, each fixing group further includes a positioning block, the positioning block in this embodiment includes a limiting portion 7 and two connecting portions 71, the cross section of the limiting portion 7 is arc-shaped, the two connecting portions 71 are respectively located at the upper and lower sides of the limiting portion 7 and are integrally formed with the limiting portion 7, and the cushion sleeves 6 sleeved on the two fastening belts 3 of the same fixing group respectively penetrate through the two connecting portions 71 and are in clearance fit with the connecting portions 71, so that the connecting portions 71 can slide relative to the cushion sleeves 6.

When frenulum 3 in this embodiment uses, two frenulums 3 of same fixed group are fixed, and the rear side of spacing portion 7 and user's ear pastes mutually, and the knot that two frenulum 3 fixed formations offset with the rear side of spacing portion 7, avoid the tip of frenulum 3 to form the indentation on user's ear.

Example 4

In addition to embodiment 3, as shown in fig. 5, a guide groove 41 is provided on a portion of the flange 4 in the main body 1 in the present embodiment, an opening of the guide groove 41 faces upward, and a water absorbing strip is clamped in the guide groove 41, wherein the water absorbing strip in the present embodiment is a fiber capable of absorbing water. When the inner wall of the main body 1 forms water drops, the water drops flow downwards along the inner wall of the main body 1 and can flow into the diversion trench 41, and at the moment, the water absorption strips can absorb the water drops, so that the water drops are prevented from sliding off on the face of a user to cause discomfort.

The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a buffering type respirator, includes main part and two fixed groups, and two fixed groups are located the both sides of main part, its characterized in that respectively: a flange is fixed on the edge of the main body, and the width of the flange is greater than the thickness of the main body; two fixed groups all include frenulum and the flexure strip that can take place bending deformation, the flexure strip both ends are fixed with main part outer wall and frenulum respectively.

2. A cushioned respiratory mask as set forth in claim 1, wherein: the outer wall of the main body is fixed with a convex block which is abutted against the flange, and one end of the elastic sheet close to the main body is abutted against the top of the convex block.

3. A cushioned respiratory mask as set forth in claim 2, wherein: the elastic sheet is a metal flat wire.

4. A cushioned respiratory mask as set forth in claim 3, wherein: the lacing coat is provided with a sleeve-shaped buffer sleeve.

5. A cushioned respiratory mask as set forth in claim 4, wherein: one end of the buffer sleeve close to the main body extends to the elastic sheet and is fixed with the main body.

6. A cushioned respiratory mask as set forth in claim 1, wherein: the frenulum in every fixed group all is equipped with two, fixed group still includes the locating piece, the frenulum runs through the locating piece and with locating piece sliding connection.

7. A cushioned respiratory mask as set forth in claim 6, wherein: the locating piece includes the spacing portion of arc.

8. A cushioned respiratory mask as set forth in claim 7, wherein: the locating piece still includes two connecting portion, and two connecting portion are relative with two frenulums respectively, the frenulum run-through connecting portion and with connecting portion sliding connection.

9. A cushioned respiratory mask as set forth in claim 8, wherein: the inboard of flange is equipped with the guiding gutter, the guiding gutter is located the main part and the opening of guiding gutter up, can dismantle in the guiding gutter and be connected with the strip that absorbs water.

10. A cushioned respiratory mask as set forth in claim 1, wherein: the upper end of the main body is provided with a positioning groove.