CN214074624U

CN214074624U - Breathing apparatus

Info

Publication number: CN214074624U
Application number: CN202020549464.9U
Authority: CN
Inventors: 赵丽萍; 张耀杰
Original assignee: BEIJING RONGRUI CENTURY TECHNOLOGY CO LTD
Current assignee: BEIJING RONGRUI CENTURY TECHNOLOGY CO LTD
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-08-31
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a respirator, including the respirator body and with the flank connecting band that the respirator body links to each other, the flank connecting band is equipped with a plurality of bleeder vents. So set up, each bleeder vent all can form ventilative passageway, can be used to exhaust gas and sweat, like this, when wearing for a long time, is difficult for sealing sweat between flank connecting band and the person's of wearing face, can avoid the person's of wearing face phenomenon such as blush, allergy to a great extent to appear, and then can promote the use experience of the person of wearing.

Description

Breathing apparatus

Technical Field

The utility model relates to a respirator technical field, concretely relates to difficult vignetting of appearing and even allergic respirator.

Background

Respirators, such as oronasal masks, nasal pillows, nasal oxygen tubes, and the like, are breathing apparatus that are directly connected to the mouth and/or nose of a patient.

Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of a respirator in the prior art.

As shown in fig. 1, the respirator generally comprises a respirator body 01 and a side connecting belt 02 connected with the respirator body 01, in the prior art, the side connecting belt 02 is generally a solid belt without any ventilating structure, when the respirator is worn for a long time, the side of the side connecting belt 02, which is in contact with the face of a user, is easy to cover sweat, and forms a red halo on the face of the user, and when the side connecting belt is serious, allergy is caused, and the use experience is poor.

Therefore, how to provide a solution to overcome the above-mentioned drawbacks remains a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a respirator, this respirator's flank connecting band and the difficult sweat of sealing between the person's of wearing face can avoid the person's of wearing face phenomenon such as ruddy, allergy to a great extent to appear.

In order to solve the technical problem, the utility model provides a respirator, including the respirator body and with the flank connecting band that the respirator body links to each other, the flank connecting band is equipped with a plurality of bleeder vents.

So set up, each bleeder vent all can form ventilative passageway, can be used to exhaust gas and sweat, like this, when wearing for a long time, is difficult for sealing sweat between flank connecting band and the person's of wearing face, can avoid the person's of wearing face phenomenon such as blush, allergy to a great extent to appear, and then can promote the use experience of the person of wearing.

Optionally, the inner belt surface of the side wing connecting belt is provided with a ventilation groove, and one ventilation groove is communicated with more than two ventilation holes.

Optionally, the number of the side wing connecting bands is two, the two side wing connecting bands are respectively arranged on two sides of the respirator body, each side wing connecting band is provided with one ventilation groove, and the ventilation grooves are communicated with the ventilation holes of the side wing connecting band where the ventilation grooves are located.

Optionally, the inner strap face of the part of the side connecting strap close to the respirator body is provided with a notch groove; and/or a notch groove is formed in the inner side face of the part, close to the side wing connecting belt, of the respirator body.

Optionally, the respirator is a nasal respirator, the respirator body comprises a split type cover portion and a nose connecting portion, the nose connecting portion is provided with two nasal tubes, the cover portion is provided with an air inlet or an air inlet tube, and the nose connecting portion is clamped in the cover portion in a sealing mode to form an air cavity in a surrounding mode.

Optionally, one of the outer edge of the cover part and the outer edge of the nose part is provided with a clamping block, and the other is provided with an annular clamping groove, and the clamping block is clamped in the clamping groove.

Optionally, one of the cover part and the nose connecting part is further provided with a clamping hook, the other one is provided with a clamping hole, and the clamping hook can be clamped in the clamping hole.

Optionally, the cover portion and the side wing connecting band are an integral component, the hook is arranged on the nose connecting portion, the clamping hole is arranged on the integral component, and the notch groove is formed in a hole section of the clamping hole close to the inner side.

Drawings

FIG. 1 is a schematic structural view of one embodiment of a respirator of the prior art;

FIG. 2 is a schematic structural view of one embodiment of a respirator of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a drawing showing the connection of the cover portion to the side wing connection straps;

FIG. 5 is a schematic view of the nose portion;

figure 6 is a diagram of the connection of the nose and mask portions.

The reference numerals in fig. 1 are explained as follows:

01 respirator body, 02 flank connecting band.

The reference numerals in fig. 2-6 are illustrated as follows:

1, a respirator body, an 11 cover part, a 111 air inlet, a 112 clamping groove, a 113 clamping hole, a 12 nose-connecting part, a 121 nasal tube, a 122 clamping block and a 123 clamping hook;

2 side wing connecting bands, 21 air holes, 22 air holes and 23 notch grooves.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

As used herein, the term "plurality" refers to an indefinite number of plural, usually more than two; and when the term "plurality" is used to indicate a quantity of a particular element, it does not indicate a quantitative relationship between such elements.

Referring to fig. 2-6, fig. 2 is a schematic structural view of a respirator according to an embodiment of the present invention, fig. 3 is a cross-sectional view of fig. 2, fig. 4 is a schematic structural view of a connecting structure between a cover portion and a side wing connecting strap, fig. 5 is a schematic structural view of a nose-engaging portion, and fig. 6 is a schematic structural view of a connecting structure between a nose-engaging portion and a cover portion.

As shown in fig. 2 and fig. 3, the utility model provides a respirator, which comprises a respirator body 1 and a side wing connecting belt 2 connected with the respirator body 1, wherein the side wing connecting belt 2 is different from the prior art and is provided with a plurality of air holes 21.

So set up, each bleeder vent 21 all can form ventilative passageway, can be used to exhaust gas and sweat, like this, when wearing for a long time, is difficult for sealing sweat between flank connecting band 2 and the person's of wearing face, can avoid the person's of wearing face phenomenon such as ruddy, allergy to a great extent to appear, and then can promote the use experience of the person of wearing.

Here, the embodiment of the present invention does not limit the structural shape and arrangement of the air holes 21, and a person skilled in the art can set the configuration according to actual needs when implementing the present invention. Specifically, the air holes 21 may be constant diameter holes or variable diameter holes, such as stepped holes or tapered holes, and the axes of the air holes 21 may be perpendicular to the belt surface of the side connection belt 2 or may be disposed at other angles.

The inner belt surface of the side wing connecting belt 2 can be also provided with ventilating grooves 22, one ventilating groove 22 can be communicated with more than two ventilating holes 21, the range of the ventilating channel can be further expanded, more areas of the face of a wearer can be covered by the ventilating channel, and the facial sweat of the wearer can be discharged more conveniently.

As used herein, references to "inner" and "outer" orientations refer to the position of the element relative to the face of a user, with respect to either element, the side that is relatively closer to the face being the inner side and the side that is relatively farther from the face being the outer side.

The number of the side wing connecting bands 2 can be two, the two side wing connecting bands 2 can be respectively arranged at two sides of the respirator body 1, each side wing connecting band 2 can be provided with a ventilation groove 22, and the ventilation grooves 22 and the ventilation holes 21 of the side wing connecting bands 2 at the positions of the ventilation grooves 22 can be communicated, so that the range of ventilation channels of the two side wing connecting bands 2 is expanded to the maximum extent.

In addition, one or more than three side wing connection straps 2 may be used, and in this case, each side wing connection strap 2 may be provided with the ventilation grooves 22 and the ventilation holes 21.

In addition, in the prior art, with reference to fig. 1, the side wing connection belt and the respirator body are directly connected, and there is no avoidance structure between the side wing connection belt and the respirator body, so that the side wing connection belt is tightly attached to the face by pulling the side wing connection belt when the patient wears the respirator, and in this process, the connection between the side wing connection belt and the respirator body may generate glue material accumulation and bulge, thereby affecting the tightness of the fit between the respirator body and the mouth and nose of the user.

In view of the above, in the embodiment of the present invention, a gap groove 23 may be formed on the inner belt surface of the portion of the side wing connection belt 2 close to the respirator body 1; and/or, a notched groove 23 may be provided on the inner side surface of the portion of the respirator body 1 near the side flap connecting strap 2.

In other words, the gap groove 23 can be formed in the transition connection position of the side wing connecting belt 2 and the respirator body 1, and the gap groove 23 can play a role of avoiding to avoid the glue stock accumulation at the connection position of the side wing connecting belt 2 and the respirator body 1, so that the tightness of the respirator body 1 and the mouth-nose fit of a user can be ensured, and the problems of air leakage and the like can be effectively prevented.

For each side connecting strap 2, only one notch groove 23 may be provided at the connecting transition position with the respirator body 1, or a plurality of notch grooves 23 may be provided, which may be determined according to actual conditions.

The embodiment of the utility model provides a do not restrict the kind of this respirator, it can be the oronasal mask (such as oxygen mask etc.), also can be for the nose respirator that only supplies the nose to use.

Take the nasal respirator as an example, respirator body 1 can include split type cover portion 11 and nose connecting portion 12, and nose connecting portion 12 can be equipped with two nasal tubes 121, according to the difference of nasal tube 121 shape, can divide into nasal pillow and nose oxygen pipe two kinds with the nasal respirator again: as shown in the drawings, the end of the nasal tube 121 of the nasal pillow away from the mask portion 11 may be a tapered end which may completely block the nostrils of the user when worn; the diameter of the nasal tube 121 of the nasal oxygen tube can be smaller than the nostril of the user, when in use, the nasal tube 121 of the nasal oxygen tube can be inserted into the nostril, and at the moment, a gap is still formed between the outer wall of the nasal tube 121 and the nostril, so that air can be discharged.

The cover portion 11 may be provided with an air inlet 111, the air inlet 111 may be used for connecting an air inlet pipe, or the cover portion 11 may be formed integrally with the air inlet pipe, and the nose connecting portion 12 may be sealingly connected to the cover portion 11 to enclose an air chamber. The nose-engaging portion 12 and the cover portion 11 may be connected by a snap-fit connection, so that the mounting and dismounting are facilitated.

In detail, as shown in fig. 4 to 6, one of the outer edge of the cover portion 11 and the outer edge of the nose portion 12 may be provided with an annular clamping block 122, and the other may be provided with an annular clamping groove 112, when assembling, the clamping block 122 may be clamped in the clamping groove 112, and the matching manner of the clamping block 122 and the clamping groove 112 may be an interference fit, so as to ensure the sealing performance of the connection between the two. In the drawings, the latch 122 may be provided to the nose portion 12, and the latch groove 112 may be provided to the hood portion 11.

Furthermore, one of the cover portion 11 and the nose connecting portion 12 may further be provided with a hook 123, and the other may be provided with a locking hole 113, when installing, in addition to establishing the above-mentioned matching manner of the locking block 122 and the locking groove 112, the hook 123 may also be locked in the locking hole 113, so as to ensure the connection reliability of the cover portion 11 and the nose connecting portion 12.

Referring to fig. 4, the cover portion 11 and the side connection strap 2 may be an integral component, the hook 123 may be disposed on the nose portion 12, the locking hole 113 may be disposed on the integral component, and the notch 23 may be formed in a hole section inside the locking hole 113.

It will be appreciated that the rigidity of the hook 123 will be greater than in other parts of the respirator, and that the contact of the side connection strip 2 with the hook 123 is in fact the most prone location to adhesive build-up when worn. After the scheme is adopted, as shown in fig. 3, the notch groove 23 can form an avoiding structure, so that glue accumulation of the side wing connecting belt 2 at the position of the hook 123 can be avoided well.

It should be noted that the above description of the specific connection structure between the cover portion 11 and the nose-engaging portion 12 is only an exemplary description of the embodiment of the present invention, and is not intended to be taken as a limitation on the scope of the respirator provided by the present invention, and the cover portion 11 and the nose-engaging portion 12 can be connected in other ways if they satisfy the function; alternatively, the respirator body 1 may be a one-piece structure.

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 improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A respirator is characterized by comprising a respirator body (1) and a side wing connecting belt (2) connected with the respirator body (1), wherein the side wing connecting belt (2) is provided with a plurality of air holes (21);

the inner belt surface of the part, close to the respirator body (1), of the side wing connecting belt (2) is provided with a gap groove (23); and/or a gap groove (23) is formed in the inner side surface of the part, close to the side wing connecting belt (2), of the respirator body (1).

2. The respirator according to claim 1, characterized in that the inner belt surface of the side wing connecting belt (2) is provided with ventilation slots (22), and one ventilation slot (22) is communicated with more than two ventilation holes (21).

3. The respirator according to claim 2, characterized in that the number of the side connecting straps (2) is two, two side connecting straps (2) are respectively arranged on two sides of the respirator body (1), each side connecting strap (2) is provided with one ventilation slot (22), and the ventilation slot (22) is communicated with each ventilation hole (21) of the side connecting strap (2) where the ventilation slot is located.

4. A respirator according to any one of claims 1 to 3, which is a nasal respirator, wherein the respirator body (1) comprises a split hood portion (11) and a nose piece (12), wherein the nose piece (12) is provided with two nasal tubes (121), wherein the hood portion (11) is provided with an air inlet (111) or air inlet tube, and wherein the nose piece (12) is sealingly clamped to the hood portion (11) so as to enclose and form an air cavity.

5. Respirator according to claim 4, characterized in that the outer edge of the hood (11) and the outer edge of the nose-piece (12) are provided with a latch (122) on one side and an annular catch (112) on the other side, the latch (122) being secured to the catch (112).

6. The respirator according to claim 5, characterized in that one of the hood part (11) and the nose-engaging part (12) is further provided with a hook (123), and the other is provided with a clamping hole (113), and the hook (123) can be clamped in the clamping hole (113).

7. Respirator according to claim 6, characterized in that the hood part (11) is formed as a one-piece part with the side-connecting strap (2), the hook (123) is provided on the nose part (12), the snap hole (113) is provided in the one-piece part, and the notch groove (23) is formed in the inner hole section of the snap hole (113).