CN216601740U

CN216601740U - Protective mask

Info

Publication number: CN216601740U
Application number: CN202121099722.9U
Authority: CN
Inventors: 张亚男
Original assignee: Heilongjiang Shuntai Medical Instrument Co ltd
Current assignee: Heilongjiang Shuntai Medical Instrument Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-05-27
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a protective mask, which comprises mask cloth, wherein two mask belts are arranged on the outer side of the mask cloth, a connecting unit is sleeved on the outer side of each mask belt and comprises a connecting belt, fixing parts are arranged at two ends of each connecting belt, a positioning hole is further formed in the middle of each connecting belt, each connecting belt is sleeved on the outer side of each mask belt and clamped on the inner side of the corresponding positioning hole through the corresponding fixing part, when the protective mask is used, the connecting belts can transversely penetrate through the mask belts and are close to the back side of ears, and when the protective mask is worn, the connecting belts are positioned behind the brains and can be fixed through the clamping connection of the fixing parts on the upper side wall surfaces of the fixing parts and the positioning holes, so that the mask belts are far away from the back position of the ears, and the wearing comfort is improved.

Description

Protective mask

Technical Field

The utility model relates to the technical field of masks, in particular to a protective mask.

Background

The protective mask is a breathing protective article for preventing the transmission of certain respiratory infectious microorganisms and protecting the health of a human body, the mask body of a daily protective mask is made of a filtering material, and a wearer overcomes the resistance of the filtering material to air flow by breathing independently, so the protective mask is called as a self-absorption filtering respirator. When breathing in, the low air pressure in the mask makes the air flow into the mask; when the respirator breathes out, the air pressure in the respirator is higher than the ambient air pressure, and the air flow is discharged through the respirator. When the filter material of the mask meets the standard requirement and the mask is sufficiently close to the face of a user, most of the inspiratory air flow is filtered by the filter material;

when the protective mask is used, the elasticity of the mask belt is large, so that excessive traction force is applied to the back side of the ear when the protective mask is used, the ear of a wearer is abraded or the tightening mark is generated along with pain after the protective mask is used for a long time, and the use feeling is poor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the protective mask comprises a piece of mask cloth, wherein two mask belts are arranged on the outer side of the mask cloth, and a connecting unit is sleeved on the outer side of each mask belt;

the connecting unit comprises a connecting belt, fixing parts are arranged at two ends of the connecting belt, a positioning hole is further formed in the middle of the connecting belt, the connecting belt is sleeved on the outer side of the mask belt and is connected to the inner side of the positioning hole through the fixing parts in a clamped mode, the positioning hole comprises an extending groove and a sliding groove, and the extending groove and the sliding groove are communicated and formed.

Preferably, the mounting includes the erection column, the erection column stretches out connecting band one end and is equipped with the joint end, the radial length in joint end is greater than the sliding groove width.

Preferably, a filter opening is formed in the outer side of the cover cloth, a filter cover is arranged on the outer side of the filter opening, and a filter plate is arranged between the filter cover and the filter opening.

Preferably, the diameter of the extending groove is larger than the width of the sliding groove.

Preferably, the number of the positioning holes is at least two, and the positioning holes are symmetrically formed about a central axis of the connecting band.

The utility model has the following beneficial effects: during the use, can cross the connecting band and cross the mask area and be close to behind the ear one side, when wearing, the connecting band is located behind the brain, and accessible mounting upside wall mounting makes the connecting band fixed with the joint of locating hole to this makes the mask area keep away from behind the ear position, improves and wears the comfort level.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic diagram of the socket connection between the mask band and the connection unit;

FIG. 3 is a schematic view of a connecting band;

in the figure: 1. cover cloth, 2, gauze mask area, 3, filtration mouth, 4, filter mantle, 5, filter, 6, linkage unit, 61, connecting band, 62, mounting, 621, erection column, 622, joint end, 63, locating hole, 631, stretch into groove, 632, the groove that slides.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a protective mask comprises a cover cloth 1, wherein two mask belts 2 are arranged on the outer side of the cover cloth 1, and a connecting unit 6 is sleeved on the outer side of each mask belt 2;

the linkage unit 6 includes connecting band 61, connecting band 61 both ends are equipped with mounting 62, locating hole 63 has still been seted up at the connecting band 61 middle part, connecting band 61 cup joints in the 2 outsides of gauze mask area and through the 62 joints of mounting in locating hole 63 inboardly, locating hole 63 is including stretching into groove 631 and sliding groove 632, just stretch into groove 631 and sliding groove 632 and link up and offer.

Specifically, the fixing element 62 includes a mounting post 621, one end of the mounting post 621 extending out of the connecting band 61 is provided with a clamping end 622, and the radial length of the clamping end 622 is greater than the width of the sliding groove 632.

Specifically, a filter opening 3 is formed in the outer side of the cover cloth 1, a filter cover 4 is arranged on the outer side of the filter opening 3, and a filter plate 5 is arranged between the filter cover 4 and the filter opening 3.

Specifically, the protruding groove 631 has a diameter larger than the width of the sliding groove 632.

Specifically, the number of the positioning holes 63 is at least two, and the positioning holes 63 are symmetrically formed about the central axis of the connecting band 61.

Example (b): a protective mask comprises a mask cloth 1, wherein the outer side of the mask cloth 1 is provided with two mask belts 2, the number of the mask belts 2 is two, the outer side of the mask belt 2 is sleeved with a connecting unit 6, the mask belt 2 can be hung behind the ear, so that the mask cloth 1 covers the outer side of the mouth and the nose, the mask belt 2 can be pulled behind the brain through the connecting unit 6, the original tight position behind the ear is kept away, the wearing comfort is improved, the outer side of the mask cloth 1 is provided with a filter opening 3, the outer side of the filter opening 3 is provided with a filter cover 4, a filter plate 5 is arranged between the filter cover 4 and the filter opening 3, the gas inhaled by a wearer passes through the filter plate 5 arranged outside the filter opening 3 and is inhaled after filtration, the filter plate 5 is used for fixing the filter plate and plays a role of shielding larger sundries in the outside air of a fixing part at the same time to prevent the filter opening 3 from being blocked, the connecting unit 6 comprises a connecting belt 61, and the two ends of the connecting belt 61 are provided with 62, the middle part of the connecting belt 61 is also provided with a positioning hole 63, the connecting belt 61 is sleeved outside the mask belt 2 and is clamped inside the positioning hole 63 through the fixing piece 62, when in use, the connecting belt 61 can cross across one side of the mask belt 2 close to the back of the ear, when in wearing, the connecting belt 61 is positioned behind the brain, the connecting belt 61 can be fixed through the clamping of the side wall fixing piece 62 on the fixing piece 62 and the positioning hole 63, so that the mask belt 2 is far away from the back of the ear, the wearing comfort is improved, the fixing piece 62 comprises a mounting column 621, one end of the mounting column 621 extending out of the connecting belt 61 is provided with a clamping end 622, the radial length of the clamping end 622 is greater than the width of the sliding groove 632, the clamping end 622 extends into the extending groove 631 and slides to the inner wall of the sliding groove 632, because the radial length of the clamping end 622 is greater than the width of the sliding groove 632, even if the fixing piece 62 avoids the problem of random separation, the number of the positioning holes 63 is at least two, and the positioning holes 63 are symmetrically formed about the central axis of the connecting band 61, so that the length of the connecting band 61 can be adjusted according to different requirements of a wearer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A protective mask is characterized in that: the mask comprises a piece of mask cloth (1), wherein mask belts (2) are arranged on the outer side of the mask cloth (1), the number of the mask belts (2) is two, and connecting units (6) are sleeved on the outer side of the mask belts (2);

the connecting unit (6) includes connecting band (61), connecting band (61) both ends are equipped with mounting (62), locating hole (63) have still been seted up at connecting band (61) middle part, connecting band (61) cup joint in the gauze mask area (2) outside and through mounting (62) joint in locating hole (63) inboard, locating hole (63) are including stretching into groove (631) and sliding groove (632), just stretch into groove (631) and slide groove (632) and link up and offer.

2. The protective mask according to claim 1, wherein: the fixing piece (62) comprises a mounting column (621), one end of the mounting column (621) extending out of the connecting band (61) is provided with a clamping end (622), and the radial length of the clamping end (622) is larger than the width of the sliding groove (632).

3. The protective mask according to claim 2, wherein: the filter cloth is characterized in that a filter opening (3) is formed in the outer side of the cover cloth (1), a filter cover (4) is arranged on the outer side of the filter opening (3), and a filter plate (5) is arranged between the filter cover (4) and the filter opening (3).

4. A protective mask according to claim 3, wherein: the diameter of the extending groove (631) is larger than the width of the sliding groove (632).

5. The protective mask according to claim 4, wherein: the number of the positioning holes (63) is at least two, and the positioning holes (63) are symmetrically formed about the central axis of the connecting belt (61).