CN218552926U

CN218552926U - Breathing mask

Info

Publication number: CN218552926U
Application number: CN202221997045.7U
Authority: CN
Inventors: 刘泽
Original assignee: Sichuan Meianshi Technology Co ltd
Current assignee: Sichuan Meianshi Technology Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2023-03-03
Anticipated expiration: 2032-07-28

Abstract

The utility model relates to a respiratory mask technical field particularly, relates to a respiratory mask. The device comprises a flexible wearing main body and an adjustable matching frame, wherein the adjustable matching frame is arranged inside the flexible wearing main body, and a filtering piece for filtering air is arranged on the outer side of the flexible wearing main body; the flexible main part of wearing the center and having seted up exhaling mouthful, adjustable cooperation frame includes first dilatation ring and inhaling ring, inhale the ring through elastic connection spare with the lateral part of first dilatation ring is connected, through elastic connection spare realizes inhale the ring with the regulation of angle between the first dilatation ring, first dilatation ring with exhale mouthful relative setting, inhale the ring with filter and be connected. The utility model provides an unable regulation mask size lead to the relatively poor problem of mask and facial degree of agreeing with among the prior art.

Description

Breathing mask

Technical Field

The utility model relates to a respiratory mask technical field, concretely relates to respiratory mask.

Background

The description of the background art of the present invention pertains to the related art related to the present invention, and is merely for the purpose of illustrating and facilitating understanding the contents of the present invention, and it is not to be understood that the applicant definitely considers or presumes that the applicant considers the present invention in the prior art of the application date of which the present invention was first filed.

The breathing mask is often used in the fire fighting process, is a personal labor protection article and is also an individual protective article, is worn on the head to protect respiratory organs of people, and is a personal protective device for preventing toxic substances such as poison gas, dust, bacteria, toxic and harmful gas or steam and the like from being injured. The breathing mask is widely applied to the fields of petroleum, chemical engineering, mines, metallurgy, military, fire fighting, emergency and disaster relief, epidemic prevention, scientific and technological environmental protection, mechanical manufacturing and the like, and can play an important role in protecting the personal respiratory system in cities with severe haze and photochemical smog.

Present from inhaling filtering type particulate matter's respirator, gauze mask, its size is fixed, the size is unified, the user often is according to the size of self head, go to select not equidimension, the model or the size of mask, but when meetting the condition such as conflagration and taking, it is improper that the mask that admits air was taken or was borrowed probably the size, when wearing because head size and mask size can't agree with well, even the respiratory organ who has worn the protection mask user probably leads to escaping the in-process still can receive the injury, lead to the guard effect of mask not ideal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a breathing mask to solve among the prior art unable regulation mask size and result in the relatively poor problem of mask and facial degree of agreeing with.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a breathing mask comprises a flexible wearing main body and an adjustable matching frame, wherein the adjustable matching frame is arranged inside the flexible wearing main body, and a filtering piece for filtering air is arranged on the outer side of the flexible wearing main body; the flexible main part center of wearing has seted up exhaling mouthful, and adjustable cooperation frame includes first dilatation ring and inspiratory ring, and the inspiratory ring passes through elastic connection spare and is connected with the lateral part of first dilatation ring, realizes inhaling the regulation of angle between ring and the first dilatation ring through elastic connection spare, and first dilatation ring sets up with exhaling mouthful relatively, inhales the ring and is connected with filtering. Through setting up the elasticity regulating part, in the use, through breaking the ring of breathing in with the fingers and thumb and then realize breathing in the ring and the first regulation of expanding the angle between the ring, make the mask that this application provided can realize wearing of different head size's user.

Furthermore, the number of the air suction rings is two, the air suction rings are respectively arranged on two sides of the first expansion ring, and the elastic connecting piece is provided with an adjusting groove used for adjusting the angle between the first expansion ring and the air suction ring.

Furthermore, the top of the first expansion ring is connected with a first arc-shaped protective cover matched with the nose bridge, the air suction ring is provided with a connecting pipe coaxial with the air suction ring, and the connecting pipe penetrates through the flexible wearing main body and is connected with the filtering piece. The coverage area of the mask to the face of a user is increased through the arranged first arc-shaped protective cover.

Further, above-mentioned respiratory mask still includes the mounting bracket, the mounting bracket is connected and is worn the main part outside in the flexibility and set up with adjustable cooperation frame relatively, the mounting bracket includes that the second expands appearance ring, second arc visor, first fixed strip and second fixed strip are connected with the both sides that the second expanded appearance ring was held respectively, second arc visor is connected with the top that the second expanded appearance ring was held, the second expanded appearance ring is connected with first expanded appearance ring coaxial coupling, the second expanded appearance ring is connected with sealed lid and seals through sealed lid. The structure of the second arc-shaped protective cover is matched with that of the first arc-shaped protective cover, so that the airtightness of the mask is improved.

Further, spaced apart on the above-mentioned first fixed strip is equipped with a plurality of first connecting holes, spaced apart on the second fixed strip is equipped with a plurality of second connecting holes, first fixed rope is worn to be equipped with by all first connecting holes, the fixed rope of second is worn to be equipped with by all second connecting holes, the one end of first fixed rope and the one end of the fixed rope of second are connected with the head mounting with the head top laminating, the other end of first fixed rope can be dismantled and be connected with the block piece, the other end of the fixed rope of second can be dismantled and be connected with block piece matched with block strip. The flexible wearing main body is internally provided with a flexible protection pad, the outer edge of the flexible protection pad is connected with the outer edge of the flexible wearing main body, and the inner edge of the flexible protection pad and the inner surface of the flexible wearing main body are arranged at intervals. The mask is fixed on the head of the user through the arranged fixing rope.

Furthermore, the top of the outer surface of the flexible wearing main body is connected with a fixing block, and a fixing hole matched with the fixing block is formed in the second arc-shaped protection cover. The flexible protection pad through setting up protects user's face, avoids causing the damage to user's facial skin owing to wear time overlength.

Furthermore, the first capacity expansion ring and the air suction ring are both connected with a breather valve plate; filter and include first cassette, first cassette includes that first filtration cotton piece and first filtration cotton piece overcoat are established at first filtration headgear, and one side of first filtration headgear is connected with the collar, and the collar is connected with the connecting pipe.

Furthermore, the filtering piece further comprises a second filtering piece, the second filtering piece comprises a second filtering cotton piece and a second filtering cotton piece jacket, the second filtering cotton piece jacket is arranged on the second filtering sleeve, the two sides of the second filtering sleeve are connected with fixing rings, and the two fixing rings are respectively connected with the connecting pipe and the mounting ring.

Furthermore, the mounting groove is formed in the mounting ring, the outer circle, close to one end of the mounting ring, of the connecting pipe is connected with the mounting block matched with the mounting groove, and the mounting groove is formed in the fixing ring on one side of the second filter sleeve, and the mounting block is connected to the fixing ring on the other side of the second filter sleeve.

The utility model discloses following beneficial effect has:

1. this application can realize the regulation of degree of buckling through the adjustable cooperation frame that sets up, and the degree of buckling is different, then can realize wearing of user of head variation in size, has solved among the prior art unable regulation mask size and has leaded to mask and facial degree of agreeing with relatively poor problem.

2. This application is through the second cassette that sets up, according to the difference of the length of needs wearing time, selects the second cassette of different quantity to guarantee best filter effect.

Drawings

FIG. 1 is an exploded view of the breathing mask structure of the present invention;

fig. 2 is an assembly schematic diagram of the breathing mask structure of the present invention.

In the figure: 1-a flexible wearing body; 101-an exhalation vent; 102-a flexible protective pad; 103-fixed block; 2-adjustable fitting frame; 201-first expansion loop; 202-suction ring; 203-an adjustment groove; 204-a first arc protection cover; 205-connecting tube; 206-a mounting block; 3-sealing the cover; 4-a mounting frame; 401-a second tolerance ring; 402-a second arc protection cover; 403-a first fixing strip; 404-a second fixation bar; 405-a first connection hole; 406-a second connection hole; 407-fixation holes; 5-a filter element; 501-a first filter head sleeve; 502-a mounting ring; 503-mounting groove.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Please refer to fig. 1-2, the utility model relates to a breathing mask, main part 1 is worn including the flexibility, adjustable cooperation frame 2 and filter piece 5, the flexibility is worn main part 1 and is close to one side of human face for inside, keep away from one side of manpower face for the outside, adjustable cooperation frame 2 links to each other with the inside of flexible main part 1 of wearing, main part 1 and user's face outline looks adaptation are worn to the flexibility through setting up, adjustable cooperation frame 2 and user's nasal part shape looks adaptation through setting up, filter the particulate matter in the air hole through the filter piece 5 that sets up, it all is worth explaining, in the use, the air does not get into the mask from nose the place ahead, but enters into the mask from two filter pieces 5. Detailed, main part 1 is worn in the flexibility and is adopted the silica gel preparation to form, adjustable cooperation frame 2 adopts the plastics preparation to form, main part 1 is worn in the flexibility and adjustable cooperation frame 2 all has elasticity, through pressing to the centre with adjustable cooperation frame 2 both sides, then and can realize the regulation of the degree of buckling, adjustable cooperation frame 2 degree of buckling is different, then can realize wearing of the user of head variation in size, the problem of can't adjust the mask size among the prior art and lead to mask and facial degree of agreeing with relatively poor is solved.

Referring to fig. 1, the adjustable fitting frame 2 includes a first expansion ring 201 and an inhalation ring 202, the exhalation port 101 is disposed in the center of the flexible wearing main body 1, the first expansion ring 201 is disposed with a main ventilation port disposed opposite to the exhalation port 101, lips of a user can be spaced apart from the adjustable fitting frame 2 by the disposed first expansion ring 201, two sides of the flexible wearing main body 1 are disposed with filtering ports, the inhalation ring 202 is disposed with an auxiliary ventilation port disposed opposite to the filtering ports, the user can breathe normally through the auxiliary ventilation port, the filtering ports and the filtering element 5, the number of the inhalation rings 202 is two, the two inhalation rings 202 are respectively connected with two sides of the first expansion ring 201 by elastic connecting members, the elastic connecting members are connected with the first expansion ring 201 and the two inhalation rings 202 in an integrated manner, and by changing an angle between the elastic connecting members and the first expansion ring 201, an angle between the first expansion ring 201 and the two inhalation rings 202 can be changed, and a size of an internal volume of the adjustable fitting frame 2 can be changed.

In detail, the first capacity expansion ring 201 and the suction ring 202 are both connected with a fixing net, and a breathing valve plate is detachably connected to the fixing net. Elastic connection spare includes fixed part and regulating part, one side of fixed part is connected with one side of regulating part, the opposite side is connected with one side of first dilatation ring 201, one side that the fixed part was kept away from to the regulating part is connected with suction ring 202, fixed part place plane intersects with regulating part place plane, offer the adjustment tank 203 that is used for adjusting angle between fixed part and the regulating part in the regulating part, through the adjustment tank 203 that sets up, when the angle changes between first dilatation ring 201 and suction ring 202, can provide a space that can buckle in order to realize buckling. The top of the first containing ring 201 is connected with a first arc-shaped protective cover 204, the first arc-shaped protective cover 204 is matched with the arc of the shape of the nose bridge, and the sealing performance of the whole mask is enhanced through the arranged first arc-shaped protective cover 204. Inhale that ring 202 is close to one side of filtering piece 5 and be provided with connecting pipe 205, connecting pipe 205 passes the flexibility and wears the filtration mouth of seting up on the main part 1 and stretch into in filtering piece 5, this connecting pipe 205 is coaxial with ring 202 of breathing in, through stretch into connecting pipe 205 and filter in 5, avoid having in the unfiltered gas enters into the face guard, guarantee the clean degree that the user inhales the internal air of body, solve among the prior art still have unfiltered gas to enter into the internal problem of user. The second arc-shaped protective cover 402 is connected with the top of the second containing ring 401, the second arc-shaped protective cover 402 is matched with the first arc-shaped protective cover 204, the second containing ring 401 is coaxially connected with the first containing ring 201, the second containing ring 401 is connected with the sealing cover 3, and the whole mask is sealed through the sealing cover 3. The sealing performance of the whole mask is further ensured through the arranged sealing cover 3 and the second arc-shaped protective cover 402, and the filtering effect of the mask is improved.

Referring to fig. 1, the respiratory mask further includes a mounting frame 4, the mounting frame 4 is connected to the outside of the flexible wearing main body 1 and is arranged opposite to the first expansion ring 201, the mounting frame 4 and the adjustable fitting frame 2 are fitted together through the arrangement and close the space in front of the nose of a user to block the space, the mounting frame 4 includes a second expansion ring 401, a second arc-shaped protection cover 402, a first fixing strip 403 and a second fixing strip 404, the first fixing strip 403 and the second fixing strip 404 are respectively connected with two sides of the second expansion ring 401, the first fixing strip 403 and the second fixing strip are connected with the outer surface of the flexible wearing main body 1, and the connection positions are two sides of the exhalation port 101. Spaced apart on the first fixed strip 403 and being equipped with a plurality of first connecting holes 405, spaced apart on the second fixed strip 404 and being equipped with a plurality of second connecting holes 406, first connecting hole 405 and second connecting hole 406 are through fixed rope swing joint, and a plurality of first connecting holes 405 and a plurality of second connecting holes 406 are even spaced setting, and for the stability of guaranteeing to wear, the fixed rope is the wide rope, then first connecting hole 405 and second connecting hole 406 are the rectangular hole preferably.

The both ends of fixed rope swing joint block piece and block strip respectively, block piece and block strip are connected, and the connected mode includes but not limited to the block piece inlays and establishes in the block strip, and is preferred, has seted up the connecting hole on the block strip, and the block piece is U type structure and is connected with the connecting block, and the block piece is installed back connecting block card in the block strip in the connecting hole, and then realizes being connected of block piece and block strip. The head fixing piece is connected to the fixing rope and attached to the top of the head of a human body, the two arc-shaped strips of the head fixing piece are fixedly connected to form a connecting portion. Optionally, as one embodiment of this embodiment, the fixing rope is divided into two end rope bodies, namely a first rope body and a second rope body, the first rope body is inserted into the first connecting hole 405, the second rope body is inserted into the second connecting hole 406, one end of the first rope body and one end of the second rope body are respectively connected to the two connecting portions, the engaging piece is movably connected to the other end of the first rope body, and the engaging strip is movably connected to the other end of the second rope body. Realize the connection to the head mounting through the first rope body and the second rope body that set up, swing joint can improve the practicality of this application according to the random regulation of the size of user's head simultaneously. Optionally, as the second embodiment of this embodiment, the width of arc strip is greater than the width of fixed rope, and the wear hole has been seted up to arc strip middle part position, and a connecting portion, wear hole, another connecting portion are passed in proper order to the one end of fixed rope, form annular enclosed construction through block piece and block strip at last.

Referring to fig. 1, a flexible protection pad 102 is disposed inside the flexible wearing body 1, and the outer edge of the flexible protection pad 102 is connected to the outer edge of the flexible wearing body 1, so that the space for air flowing inside the mask can be increased by the gap between the inner edge of the flexible protection pad 102 and the inner surface of the flexible wearing body 1 for quality inspection, and sufficient air is provided for a user to realize normal breathing work. The flexible main part 1 surface top of wearing is connected with fixed block 103, has seted up fixed orifices 407 on the second arc visor 402, and through the cooperation between fixed orifices 407 and the fixed block 103, guarantee mounting bracket 4 and wear the fastening nature of main part 1 external link at the flexibility, avoid taking place not hard up or the condition that drops at the activity process.

Referring to fig. 1, the filtering member 5 includes a first filtering sheet and a second filtering sheet, the first filtering sheet and the second filtering sheet both include a filtering sleeve and filtering cotton disposed in the filtering sleeve, one side of the first filtering sheet is connected with a mounting ring 502, both sides of the second filtering sleeve are connected with fixing rings, the fixing rings and the mounting ring 502 are preferably made of rubber materials, when in use, the plurality of second filtering sheets are sequentially stacked, then the outer side of the outermost second filtering sheet is connected with the first filtering sheet, and the inner side of the innermost second filtering sheet is connected with the connecting pipe 205, so that different numbers of second filtering sheets can be selected to be worn according to the required time length, thereby achieving the best filtering effect. In detail, both sides of each second filter sleeve are connected with fixing rings, one fixing ring is provided with a mounting groove 503, the other fixing ring is connected with a mounting block 206, the outer circle of one end of the connecting pipe 205 close to the filter piece 5 is connected with the mounting block 206, the mounting groove 503 is provided on the mounting ring 502 on the first filter piece 5, the mounting groove 503 on the first filter piece 5 is connected with the mounting block 206 on the second filter sleeve, the mounting groove 503 on the second filter piece is connected with the mounting block 206 on the connecting pipe 205, in detail, the diameter of the mounting ring 502 is larger than that of the connecting pipe 205, the diameter of the fixing ring is smaller than that of the mounting ring 502, and the diameter of the fixing ring 502 is larger than that of the mounting ring 502.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A respiratory mask, comprising: the flexible wearable main body comprises a flexible wearable main body (1) and an adjustable matching frame (2), wherein the adjustable matching frame (2) is arranged inside the flexible wearable main body (1), and a filtering piece (5) for filtering air is arranged on the outer side of the flexible wearable main body (1); an exhalation port (101) is formed in the center of the flexible wearing main body (1), the adjustable matching frame (2) comprises a first expansion ring (201) and an inhalation ring (202), the inhalation ring (202) is connected with the side part of the first expansion ring (201) through an elastic connecting piece, the angle between the inhalation ring (202) and the first expansion ring (201) is adjusted through the elastic connecting piece, the first expansion ring (201) is arranged opposite to the exhalation port (101), and the inhalation ring (202) is connected with the filter piece (5);

the top of the first containing ring (201) is connected with a first arc-shaped protective cover (204) matched with the bridge of the nose, the air suction ring (202) is provided with a connecting pipe (205) coaxial with the air suction ring, and the connecting pipe (205) penetrates through the flexible wearing main body (1) and is connected with the filtering piece (5).

2. The respiratory mask of claim 1, wherein the number of the inhalation rings (202) is two, the two inhalation rings are respectively disposed on two sides of the first expansion ring (201), and the elastic connecting member is provided with an adjusting groove (203) for adjusting an angle between the first expansion ring (201) and the inhalation ring (202).

3. The respiratory mask according to claim 1, further comprising a mounting frame (4), wherein the mounting frame (4) is connected to the outside of the flexible wearing body (1) and is disposed opposite to the adjustable fitting frame (2), the mounting frame (4) comprises a second expansion ring (401), a second arc-shaped protection cover (402), a first fixing strip (403) and a second fixing strip (404), the first fixing strip (403) and the second fixing strip (404) are respectively connected to two sides of the second expansion ring (401), the second arc-shaped protection cover (402) is connected to the top of the second expansion ring (401), the second expansion ring (401) is coaxially connected to the first expansion ring (201), and the second expansion ring (401) is connected to a sealing cover (3) and is closed by the sealing cover (3).

4. The respiratory mask of claim 3, wherein the first fixing strip (403) is provided with a plurality of first connecting holes (405) at intervals, the second fixing strip (404) is provided with a plurality of second connecting holes (406) at intervals, all the first connecting holes (405) are provided with first fixing ropes, all the second connecting holes (406) are provided with second fixing ropes, one end of each first fixing rope and one end of each second fixing rope are connected with a head fixing piece attached to the top of the head, the other end of each first fixing rope is detachably connected with a clamping piece, and the other end of each second fixing rope is detachably connected with a clamping strip matched with the clamping piece.

5. The breathing mask according to claim 3, wherein a flexible protective pad (102) is disposed inside the flexible wearing body (1), the outer edge of the flexible protective pad (102) is connected with the outer edge of the flexible wearing body (1), and the inner edge of the flexible protective pad (102) is spaced from the inner surface of the flexible wearing body (1).

6. The breathing mask according to claim 5, wherein a fixing block (103) is connected to the top of the outer surface of the flexible wearing body (1), and a fixing hole (407) matched with the fixing block (103) is formed in the second arc-shaped protective cover (402).

7. The respiratory mask according to any one of claims 2 to 6, wherein the first volume expanding ring (201) and the inspiratory ring (202) are each connected with a respiratory valve plate; it includes first cassette to filter piece (5), first cassette includes first filtration cotton piece and first filtration cotton piece overcoat is established at first filtration headgear (501), one side of first filtration headgear (501) is connected with collar (502), collar (502) with connecting pipe (205) are connected.

8. The respiratory mask according to claim 7, wherein the filter element (5) further comprises a second filter element, the second filter element comprises a second filter cotton piece and the second filter cotton piece is sleeved on a second filter sleeve, both sides of the second filter sleeve are connected with fixing rings, and the two fixing rings are respectively connected with the connecting pipe (205) and the mounting ring (502).

9. The respiratory mask according to claim 8, wherein the mounting ring (502) is provided with a mounting groove (503), the outer circle of the connecting pipe (205) near one end of the mounting ring (502) is connected with a mounting block (206) matched with the mounting groove (503), the fixing ring on one side of the second filter sleeve is provided with the mounting groove (503), and the fixing ring on the other side is connected with the mounting block (206).