CN106621106B - wearable breathing apparatus - Google Patents

Abstract

The invention relates to a wearable breathing device, comprising: a mask body, a filtering module and a breathing module. The mask body has a first installation through hole and a second installation through hole. The filter module and the breathing module are respectively installed in the first installation through hole and the second installation through hole, and the breathing module includes an exhalation unit or an air supply unit. The exhalation unit or the air supply unit can be detachably installed in the same installation through hole, and can be replaced according to the selection of different breathing modes. The selection of different breathing modes enables the wearable breathing device to solve the problems that the traditional wearable breathing device is suitable for a limited number of people and uses a single method. Healthy people or people who exercise too little can choose the self-priming type when using the wearable breathing device, and the elderly, children or patients with cardiopulmonary diseases can choose the air-supplied type when using the wearable breathing device.

Description

wearable breathing apparatus

technical field

The present invention relates to a protective article, in particular to a wearable breathing apparatus.

Background technique

At present, due to the unsatisfactory air quality, efforts need to be made to improve breathing conditions. In order to reduce the influence of haze, dust, poisonous gas and odor that often exist in the air environment and to cooperate with medical procedures, it is urgent to provide a device for purifying the air. Air purifiers can better absorb smog, poisonous gas and peculiar smell, and are suitable for use in confined spaces, but not suitable for outdoor environments or environments with high exchangeability with outdoor air, and confined spaces are generally relatively large and cost-effective. Higher, the purification time is long, and the effect of individual protection is not timely.

At present, most people use masks in their daily life. When using traditional filtering masks, in order to ensure the filtering effect of the mask, it is necessary to seal the periphery of the mask as much as possible, so that breathing feels laborious and suffocation is obvious, and ordinary people cannot use it for a long time, especially the elderly, children or heart and lung diseases. Patients, etc. should use as little as possible.

SUMMARY OF THE INVENTION

Based on this, it is necessary to provide a wearable respiratory device in response to the problems that traditional masks are suitable for limited population and use a single method.

A wearable breathing device, comprising: a mask body, a filter module, and a breathing module;

the mask body has a first installation through hole and a second installation through hole;

The filter module and the breathing module are respectively installed in the first installation through hole and the second installation through hole, the breathing module includes an exhalation unit or an air supply unit, and the exhalation unit or The air supply units can be detachably installed in the same mounting through hole, and can be replaced according to the selection of different breathing modes.

In one embodiment, the breathing module includes a common base, and either the exhalation unit or the air supply unit can be detachably connected to the common base.

In one embodiment, the exhalation unit includes an exhalation valve sheet and an exhalation valve cover, the exhalation valve cover is detachably connected to the common base, and the exhalation valve sheet is located on the exhalation valve Between the cover and the common base, the common base is provided with a receiving hole, and the exhalation valve piece can be arranged in the receiving hole, and the exhalation valve piece only goes to the exhalation valve cover under the action of wind. Open on one side.

In one embodiment, the air supply unit includes an air supply pipe and an air supply system, one end of the air supply pipe is detachably connected to the common base, and the other end of the air supply pipe is connected to the air supply system, The gas supply system is used to provide breathing gas.

In one embodiment, the filter module includes a filter sheet and a filter sheet storage structure; the filter sheet is fixedly installed in the filter sheet storage structure, and the filter sheet can be selected according to different breathing modes.

In one embodiment, the filter housing structure includes a bendable portion, an upper box cover, a lower box cover and a mounting portion;

The bendable portion is used to connect the upper box cover and the lower box cover, and make the upper box cover and the lower box cover openable and closable;

the mounting part is arranged on the lower box cover, and is used for mounting the filter storage structure on the mask body;

The filter sheet is installed between the upper cover and the lower cover.

In one embodiment, the mask body has two first installation through holes, two filter modules are fixedly installed correspondingly, and straps are respectively installed on the two filter modules for wearing the wearable breathing apparatus. device.

In one embodiment, the wearable breathing device has two breathing modes: a self-priming mode and an air-supplied mode,

In the self-priming mode, the filter module is installed in the first installation through hole, the breathing module is installed in the second installation through hole, and the filter module includes a filter sheet with a blocking rate greater than or equal to 95% ;

In the air supply mode, the filter module is installed in the first installation through hole, the air supply unit is installed in the second installation through hole, and the filter module includes a filter sheet with a blocking rate of less than 95%.

In one embodiment, the thickness of the edges of the first installation through hole and the second installation through hole is thicker than the thickness of the mask body, and the width of the edge is 3-6 mm.

In one embodiment, the surface of the mask body is provided with a protective layer, the protective layer is cured on the outside and the inside of the mask body by spraying and baking, the protective layer is a harmless matte oil layer, and the mask is The main body is silica gel; the thickness of the protective layer is 1-20 microns.

In one embodiment, the mask body includes a face fitting part, the face fitting part is formed by folding the mask body to one side of the human face, and the face fitting part makes the mask body fit with the human body. The face fits tightly.

The wearable breathing device provided by the present invention includes a mask body having a first installation through hole and a second installation through hole, a filter module and a breathing module. The breathing module includes an exhalation unit or an air supply unit. The exhalation unit or the air supply unit is detachably mounted on the same mounting through hole of the mask body. Through the selection of different installation positions of the filter module and the breathing module, the wearable breathing device has two modes of self-priming and air supply. Healthy people or people who exercise too little can choose the self-priming type when using the wearable breathing device, and the elderly, children or patients with cardiopulmonary diseases can choose the air-supplied type when using the wearable breathing device. The wearable breathing device with two different mode selections solves the problems that the traditional wearable breathing device is suitable for a limited number of people and uses a single method.

Description of drawings

1 is a schematic material diagram of a mask body of a wearable breathing device provided in an embodiment of the present invention;

2 is a schematic structural diagram of a mask body of a wearable breathing device provided in an embodiment of the present invention;

3 is a schematic structural diagram of a wearable breathing apparatus provided in an embodiment of the present invention;

4 is a schematic structural diagram of a filter module of a wearable breathing apparatus provided in an embodiment of the present invention;

5 is a side view of a filter module of a wearable breathing apparatus provided in an embodiment of the present invention;

6 is a schematic structural diagram of an exhalation unit of a wearable breathing apparatus provided in an embodiment of the present invention;

7 is a front view of a shared base of an exhalation unit of a wearable breathing apparatus provided in an embodiment of the present invention;

8 is a side view of a shared base of an exhalation unit of a wearable breathing apparatus provided in an embodiment of the present invention.

Description of reference numbers:

mask body 2

protective layer 3

Facial Fittings 4

First Mounting Through Hole 5

Second Mounting Through Hole 6

Arch 7

Elastic Lace 9

filter module 50

Bendable part 51

upper lid 52

lower lid 53

Closing clasp 54

Close the card slot 55

Mounting Section 56

Lace Hole 57

Exhalation Unit 60

Exhalation valve plate 61

Exhalation valve cover 62

Shared base 63

Thread structure 64

Air supply unit 80

Air supply pipe 81

Air supply system 82

wearable breathing apparatus 100

Filter storage structure 501

Limiting body 521

Support 531

Fixed structure 611

Storage hole 632

Detailed ways

In order to make the invention purpose, technical solution and technical effect of the present invention clearer, the wearable breathing apparatus of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

1-3, an embodiment of the present invention provides a wearable breathing apparatus 100, including: a mask body 2, a filter module 50, and a breathing module. The breathing module includes an exhalation unit 60 and an air supply unit 80 .

The mask body 2 can be made of flexible polymer material and can be directly fixed on the face. Specifically, in one embodiment, the mask body 2 is made of silicone, and the thickness of the mask body 2 is not limited and can be selected according to needs. It can be understood that the mask body 2 with moderate thickness can be selected. When the material of the mask main body 2 is made of a flexible polymer material, the mask main body 2 can be directly placed in a disinfecting cleaning solution for cleaning, which can be reused. The application cost is greatly reduced, and the popularization and application of the wearable breathing apparatus 100 is facilitated.

The mask body 2 has a first installation through hole 5 and a second installation through hole 6 . The first installation through holes 5 are disposed on the upper portion of the wearable breathing apparatus 100 and correspond to the positions on both sides of the nose of the human body. The first installation through hole 5 is used for installing the filter module 50 . The filter module 50 is used for filtering the air inhaled by the wearable breathing apparatus 100 . The second installation through hole 6 is disposed at the lower part of the wearable breathing apparatus 100 and can correspond to the position of the mouth of the human body. The second mounting through hole 6 is used for mounting the exhalation unit 60 . The exhalation unit 60 is used for exhaling the gas exhaled by the human body. It can be understood that, one or more of the first installation through holes 5 and the second installation through holes 6 may be provided according to usage requirements.

In this embodiment, the filter module 50 and the breathing module (ie, the exhalation unit 60 and the air supply unit 80 ) are installed at different positions of the mask body 2 , and the wearable breathing module The device 100 has two modes of self-priming and air supply. Healthy people or people who exercise too little can choose the self-priming type when using the wearable breathing apparatus 100 , and the elderly, children or patients with cardiopulmonary diseases can choose the air-supplied type when using the wearable breathing apparatus 100 . The filter module 50, the exhalation unit 60 and the air supply unit 80 are detachable and replaceable, which is simple and convenient, avoids bacterial infection, and enhances personal hygiene. The wearable breathing device 100 has two modes of self-priming and air supply, which solves the problems that traditional masks are suitable for a limited number of people and use a single method.

In one embodiment, the breathing module includes a common base 63 , and either the exhalation unit 60 or the air supply unit 80 can be detachably connected to the common base 63 . In this embodiment, the common base 63 may have various implementation forms, and the specific connection relationship between the common base 63 and the mask body 2 is not limited. The shared base 63 and the exhalation unit 60 or the air supply unit 80 can be detachably connected, so that the wearable breathing apparatus 100 has a simple structure and is convenient for the user to operate.

Referring to FIGS. 4-6 , in one embodiment, the exhalation unit 60 includes an exhalation valve sheet 61 , an exhalation valve cover 62 and a common base 63 . The exhalation valve sheet 61 is disposed on the common base 63 , and the exhalation valve sheet 61 only opens to the side of the exhalation valve cover 62 under the action of wind. The common base 63 has a hollow structure, so that the exhaled gas is blown to the side of the exhalation valve cover 62, and the exhalation valve cover 62 also has a hollow structure, so that the exhaled gas is blown out. The exhalation valve cover 62 is detachably connected to the common base 63 . The exhalation valve sheet 61 may be a silicone sheet. The common base 63 may be a plastic base with a threaded structure.

In one embodiment, the common base 63 is provided with an air guide structure 631 , and a receiving hole 632 is formed in the middle of the air guide structure 631 . The air guide structure 631 is beneficial to the exhalation of gas. The accommodating hole 632 is used for accommodating the exhalation valve piece 61 . A fixing structure 611 is provided on one side of the exhalation valve sheet 61 . The fixing structure 611 is tightly fixed to the receiving hole 632 from the side of the exhalation unit 60 facing the exhalation valve cover 62, so as to restrict the exhalation valve sheet 61 to the exhalation valve only to the exhalation valve under the action of wind. The gas valve cover 62 side is opened. In this embodiment, the exhalation valve sheet 61 can be a silica gel sheet. Since the silica gel sheet has elasticity, the silica gel sheet can be fixed in the receiving hole 632 through the fixing structure 611 .

In one embodiment, the common base 63 has a threaded structure 64 , and the exhalation valve cover 62 is detachably connected to the common base 63 through the threaded structure 64 .

In one embodiment, the air supply unit 80 includes an air supply pipe 81 and an air supply system 82 . One end of the air supply pipe 81 is threadedly connected to the common base 63 through a threaded structure 64 . The air supply pipe 81 is detachably installed in the second installation through hole 6 . The other end of the air supply pipe 81 is connected to the air supply system 82, and the air supply system 82 is used for supplying breathing gas.

Referring to FIGS. 7-8 , in one embodiment, the filter module 50 includes a filter sheet and a filter sheet storage structure 501 . Wherein, the filter sheet is used to filter the gas in the air that is not suitable for human inhalation. The filter sheet includes a first filter sheet and a second filter sheet, and the first filter sheet is a filter sheet with a blocking rate of 0.3 micron particles reaching more than 95%. The second filter is a filter with a blocking rate of less than 95%. The filter storage structure 501 is used for fixedly installing the filter. When the wearable breathing apparatus 100 selects the self-priming use mode, the first filter sheet that is denser and has a stronger filtering degree is selected. When the wearable breathing apparatus 100 selects the air-supplied use mode, the looser and weaker second filter sheet is selected.

In one embodiment, the filter housing structure 501 includes a bendable portion 51 , an upper cover 52 , a lower cover 53 and a mounting portion 56 .

The bendable portion 51 is used to connect the upper case cover 52 and the lower case cover 53 and enable the upper case cover 52 and the lower case cover 53 to be opened and closed. The specific material of the bendable portion 51 is not limited, as long as the upper cover 52 and the lower cover 53 can be opened and closed. In one embodiment, the bendable portion 51 is made of plastic material.

The mounting portion 56 is provided on the lower box cover 53 for mounting the filter housing structure 501 on the mask body 2 , and the mounting portion 56 seals and fixes the filter housing structure 501 on the mask body 2 . The first installation through hole 5 is located. During the installation process, attention should be paid to make the upper box cover 52 on the outside of the mask body 2 to facilitate the replacement of the filter sheet.

In one embodiment, the upper box cover 52 is provided with a closure snap 54 , and the lower box cover 53 is provided with a closure snap slot 55 . The locking of the filter sheet storage structure 501 is achieved by the cooperation of the closed buckle 54 and the closed slot 55 . It can be understood that, in order to fix and seal the filter sheet in the filter sheet storage structure 501, various fixing methods can be selected.

In one embodiment, the lower box cover 53 is provided with tie holes 57 , the tie holes 57 are arranged on both sides of the closed card slot 55 , and the tie holes 57 are used to install the tie to The wearable breathing apparatus 100 is worn on the human body. It can be understood that the specific form of the lace hole 57 is not limited, as long as the elastic lace 9 can be added. The elastic strap 9 can be installed at the strap hole 57 . The elastic strap 9 can be ear-hook or head-worn according to user needs. The length of the elastic strap 9 can be adjusted as required, and the excess length can be adjusted to be hung on the outer edge of the strap hole 57 by connecting or wrapping.

In one embodiment, the upper box cover 52 and the lower box cover 53 are provided with a hollow structure, and the hollow structure is used to accelerate the exhalation of gas. The hollow structure may be provided in the form of a wind guide wheel.

In one embodiment, the lower box cover 53 is provided with a support body 531 , and the upper box cover 52 is provided with a limiting body 521 . The support body 531 is used for supporting the filter sheet, and the limiting body 521 is used for restricting the movement of the filter sheet. The support body 531 and the limiting body 521 cooperate to fix the filter sheet to the filter sheet storage structure 501 . It can be understood that there are many ways for the filter storage structure 501 to limit the movement of the filter, and this is only an achievable way.

In one embodiment, the mask body 2 has two first installation through holes 5 , two filter modules 50 are fixedly installed correspondingly, and straps 9 are respectively installed on the two filter modules 50 , for wearing the wearable respiratory device. The provision of two filter modules 50 can fully filter impurities, particles, etc. in the air that are not conducive to human breathing.

The wearable breathing apparatus 100 has two modes of self-priming and air supply. The two modes of the wearable breathing apparatus 100 are described in detail below.

In the self-priming mode, the filter module 50 is installed in the first installation through hole 5 . The exhalation unit 60 is installed in the second installation through hole 6 . The filter sheet of the filter module 50 is selected from the first filter sheet with a blocking rate greater than or equal to 95%. During use, the wearable breathing apparatus 100 filters gases and fine particles (fine particles such as PM2.5 dust, pollen, droplets, etc.) in the air that are not suitable for human inhalation through the filter module 50 . After being filtered by the filter module 50, the air enters the side of the wearable breathing apparatus 100 close to the human face. The clean gas filtered by the filter module 50 enters the respiratory tract of the human body, so that the human body can inhale clean air. At this time, the gas inhaled by the human body is the gas suitable for human inhalation after being filtered by the filter module 50 . The gas exhaled by the human body is discharged out of the wearable breathing apparatus 100 from the exhalation unit 60 . The exhalation unit 60 can control the exhalation only to the outside of the wearable breathing apparatus 100 under the action of the wind force of the exhaled air. The filter module 50 and the exhalation unit 60 are detachable, so that the utilization rate of the wearable breathing apparatus 100 is greatly enhanced, which is environmentally friendly and energy-saving. The wearable breathing apparatus 100 can achieve the effect of being purchased once and used multiple times. In this embodiment, since the gas inhaled from the air is relatively dry, the exhaled gas after being breathed by the human body is relatively moist. Therefore, controlling the inhaled gas to enter from the filter module 50 and the exhaled gas to be exhaled from the exhalation unit 60 can ensure the drying and cleanliness of the filter module 50, prevent the growth of bacteria, and avoid cross-infection.

In the air supply mode, the filter module 50 is installed in the first installation through hole 5 . The air supply unit 80 is installed in the second installation through hole 6 . The filter module 50 selects the second filter sheet with a blocking rate of less than 95%. During use, the wearable breathing apparatus 100 directly provides gas suitable for human breathing through the gas supply unit 80 . The pressure of the gas provided by the air supply unit 80 is higher than the atmospheric pressure, and the gas exhaled by the human body is exhaled from the filter module 50 . The gas exhaled by the human body will be discharged out of the wearable breathing apparatus 100 through the filter module 50 . The elderly, children or patients with cardiopulmonary diseases can choose the air supply type when using the wearable breathing apparatus. In this embodiment, the inhaled air is controlled to enter from the air supply unit 80 , and the exhaled air is exhaled from the filter module 50 . The optional supplied air mode makes the wearable breathing apparatus 100 more widely applicable.

In one embodiment, the thickness of the first installation through hole 5 and the second installation through hole 6 is thicker than that of the mask body 2 , and the width of the edge is 3-6 mm. The thickness of the mask body 2 is not limited and can be determined according to actual needs, and the thickness of the mask body 2 can be 1-5 mm. The edge is thickened, and the thickness of the edge is 1-3 mm thicker than the thickness of the mask body 2 . The width of the edge thickening is 3-6 mm. In one embodiment, the thickness of the mask body 2 is 1 mm. The width of the edge is 4 mm and the thickness of the edge is 2 mm. The purpose of thickening the edges of the first installation through hole 5 and the second installation through hole 6 is to further fix the filter module 50 , the exhalation unit 60 and the air supply unit 80 . The edge can be matched with the mounting parts of the filter module 50 , the exhalation unit 60 and the air supply unit 80 according to the requirements. The width of the edge is not specifically limited, it can be installed and supported with the filter module 50 and the exhalation unit 60, and the first installation through hole 5 and the second installation through hole must also be ensured. 6 Airtight and airtight. It can be understood that, in this embodiment, installation grooves may be provided at the corresponding positions of the filter module 50, the exhalation unit 60 and the air supply unit 80, so that the edges can be inserted into the installation grooves to seal the airtight areas. The filter module 50 , the exhalation unit 60 and the air supply unit 80 . According to the difference of the filter module 50 , the exhalation unit 60 and the air supply unit 80 , the edges can also be provided with different configurations.

In one embodiment, the mask body 2 includes a protective layer 3, and the protective layer 3 is disposed on the inner side and the outer side of the flexible mask body 2 at the same time, the flexible mask body 2 is made of silicone, and the protective layer 3 is Harmless matte oil layer. The protective layer 3 is cured on the outside and inside of the mask body 2 by spraying and baking, respectively. The protective layer 3 is in direct contact with the face of the human body, and the setting of the protective layer 3 is mainly to improve the comfort of the user during use. If the flexible mask body 2 is made of only the silicone material, when the flexible mask body 2 is in contact with the human skin, due to the strong adsorption capacity of the silicone material, the human skin will be dry. The human skin is in a dry state for a long time, which will cause damage to the human face. The provision of the protective layer 3 can not only prevent internal dust but also increase the comfort of the human face. When necessary, the wearable breathing apparatus 100 can meet the needs of long-term wear.

The protective layer 3 can be a material that is soft, smooth and not easy to absorb impurities. In one embodiment, a material with hydrophobic properties is sprayed onto the outer surface of the mask body 2 by spraying equipment, and after a certain baking process, the protective layer 3 is placed on the outer side of the wearable breathing apparatus 100 . cured. In one embodiment, the protective layer 3 may be a material with hydrophobic properties, which is soft, smooth and not easy to absorb impurities, so that the wearable breathing device 100 is not easy to absorb dust and easy to clean during use. The protective layer 3 is cured on the outside of the mask body 2 to present a matte feel, and has a frosted effect, and the hand feel is smoother. And the hydrophobic nature of the material makes it easy to remove the water vapor accumulated by breathing, which can reduce the growth of bacteria.

It can be understood that the protective layer 3 and the protective layer 3 should have appropriate thicknesses. In one embodiment, the thickness of the protective layer 3 is 1-20 microns. In this embodiment, the selection of the thickness of the protective layer 3 considers two points: First, the protective layer 3 can isolate the direct contact between the outside air and the mask body 2 made of silicone material, which greatly reduces the wearable breathing. The ability of the device 100 to absorb dust and impurities. Second, the protective layer 3 can avoid direct contact between the human face and the mask body 2 made of silicone material, thereby increasing the comfort of the human face. The protective layer 3 does not need to be set too thick, which will increase the cost. The protective layer 3 cannot be set too thin, and the protective layer 3 cannot be set too thin to provide comprehensive protection.

In one embodiment, the mask main body 2 includes a face fitting part 4, and the face fitting part 4 is arranged to be a plane, so that the mask main body 2 closely fits the face of the human body.

There is a folding line between the face fitting portion 4 and the flexible mask body 2 , and the folding line bends the face fitting portion 4 to the side of the human face. The face fitting portion 4 has a certain width, and in one embodiment, the width of the face fitting portion is 1-3 cm. In one embodiment, the width of the face fitting portion 4 is 2.5 cm. In one embodiment, the thickness of the face fitting portion gradually decreases along the extending direction. In order to prevent the deformation of the face fitting part 4 , in one embodiment, the face fitting part 4 is provided with a plurality of protruding structures at intervals away from the surface of the human face. The arrangement of the bump structure, on the one hand, can support the face fitting portion 4 , and on the other hand, can increase the frictional force to prevent the face fitting portion 4 from being deformed when in contact with the flexible mask body 2 .

The traditional mask will leak air at the bridge of the nose and the chin, causing fine particles (PM2.5 dust, pollen, droplets, etc.) to enter the respiratory tract directly from the place where the seal is not tightly sealed. like a fake. In this embodiment, the specific shape of the face fitting portion 4 is not limited, and may be a long-strip fitting portion arranged around the flexible mask body 2 . The face fitting part 4 can also be provided with micro-patterns to increase the distinguishing degree of the wearable breathing apparatus 100 . The specific width of the face fitting portion 4 is not limited, as long as the wearable breathing apparatus 100 can be closely fitted to the face of the human body without tightening the face. In one embodiment, the width of the face fitting portion 4 is 1-3 cm. In this embodiment, the configuration of the face fitting portion 4 enables the wearable breathing apparatus 100 to closely fit the face of the human body. The arrangement of the face fitting part 4 makes the wearable breathing apparatus 100 free from gaps at the bridge of the nose or the chin during use. This fully prevents gas from entering the inside of the wearable breathing device 100 from the gap at the bridge of the nose or the chin during the wearing and use of the wearable breathing device 100 .

In one embodiment, the mask body 2 is configured as an arched structure 7 conforming to the configuration of the human face. The arched structure 7 protrudes to the outside of the mask body 2, so that the wearable breathing apparatus 100 has enough accommodating space to accommodate the face of the human body. In this embodiment, the setting of the arched structure 7 is combined with the configuration of the human face, which is more comfortable during use. It can be understood that, after use, the wearable breathing apparatus 100 can also be folded and stored from the middle of the arched structure 7, which reduces the use space and is simple and convenient to store.

The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the invention patent. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can also be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention should be subject to the appended claims.

Claims (11)

1. A wearable breathing apparatus, comprising: the mask comprises a mask main body, a filtering module and a breathing module;

the mask body is provided with two first mounting through holes and one second mounting through hole;

the filtering module and the breathing module are respectively arranged in the first mounting through hole and the second mounting through hole, the breathing module comprises an expiration unit and an air supply unit, and the expiration unit and the air supply unit can be detachably arranged in the second mounting through hole and can be replaced according to the selection of different breathing modes;

the filter module comprises a filter sheet and a filter sheet receiving structure;

the filter sheet containing frame structure comprises a bendable part, an upper box cover, a lower box cover and a mounting part;

the bendable part is used for connecting the upper box cover and the lower box cover and enabling the upper box cover and the lower box cover to be opened and closed; the filter disc is arranged between the upper box cover and the lower box cover; the mounting part is arranged on the lower box cover and is used for mounting the filter sheet containing structure on the mask main body; the upper box cover is arranged on the outer side of the mask main body;

the wearable respiratory device has two breathing modes: a self-priming mode and an air supply mode,

in a self-suction mode, the filter module is mounted in the first mounting through hole, the breathing module is mounted in the second mounting through hole, and the filter module comprises a filter sheet with the blocking rate of more than or equal to 95%;

in the air supply mode, the filtering module is installed in the first installation through hole, the air supply unit is installed in the second installation through hole, and the filtering module comprises a filter sheet with the blocking rate of less than 95%.

2. The wearable respiratory device of claim 1,

the breathing module comprises a shared base, and the expiration unit and the air supply unit can be detachably connected with the shared base.

3. The wearable respiratory device of claim 2,

the expiration unit includes expiration valve block and expiration valve cap, expiration valve cap with sharing base detachably connects, expiration valve block is located between expiration valve cap and the sharing base, the sharing base is provided with the hole of accomodating, expiration valve block can set up in the hole of accomodating, just expiration valve block under the wind-force effect only to expiration valve cap one side is opened.

4. The wearable respiratory device of claim 2,

the air supply unit comprises an air supply pipe and an air supply system, one end of the air supply pipe is detachably connected with the shared base, the other end of the air supply pipe is connected with the air supply system, and the air supply system is used for providing breathing gas.

5. The wearable respiratory device of claim 1,

the filter disc is fixedly arranged in the filter disc containing structure, and the filter disc can be selected according to different breathing modes.

6. The wearable respiratory device of claim 1,

the upper box cover and the lower box cover are provided with hollow structures; the hollow structure is arranged in the form of an air guide wheel.

7. The wearable respiratory device of claim 1,

the face guard main part has two first installation through-holes, corresponds fixed mounting and has two filtration modules, installs the frenulum respectively on two filtration modules for wear wearable respiratory device.

8. The wearable respiratory device of claim 1,

the mask body is provided with an arch structure which conforms to the configuration of the face of a human body, and the arch structure protrudes towards the outer side of the mask body, so that the wearable breathing device has enough accommodating space for accommodating the face of the human body.

9. The wearable respiratory device of claim 1,

the thickness of the edges of the first mounting through hole and the second mounting through hole is thicker than that of the mask main body, and the width of the edges is 3-6 mm.

10. The wearable respiratory device of claim 1,

the surface of the mask main body is provided with a protective layer, the protective layer is sprayed, baked and solidified on the outer side and the inner side of the mask main body, the protective layer is a harmless extinction oil layer, and the mask main body is silica gel; the thickness of the protective layer is 1-20 microns.

11. The wearable respiratory device of claim 1,

the mask main body comprises a face attaching portion, the face attaching portion is formed by folding and extending the mask main body to one side of the face of a human body, and the face attaching portion enables the mask main body to be closely attached to the face of the human body.

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