CN212491202U - Multipurpose protective shell type mask with air supply and ventilation - Google Patents

Abstract

The invention relates to an air supply and ventilation multipurpose protective shell type mask, which is characterized in that a miniature air supply fan is installed in a combined plug-in mode, and is externally connected with a portable mobile power supply to obtain electric drive operation to drive air inside the shell type mask to flow, and simultaneously, air impedance can be overcome to the maximum extent, so that a user can breathe more smoothly and easily, and the mask is also suitable for being provided with multiple layers or thickened air inlet filter discs and air exhaust filter discs, thereby enhancing the filtering and protecting functions, integrating the advantages of the mask and the mask, taking away the moisture exhaled by the user through airflow, not wetting the air filter discs, being more comfortable to wear, and being safer and longer-acting in; the air inlet filter disc and the air exhaust filter disc are shielded and replaced by assembling the upper cover plate and the lower cover plate, so that the harm of harmful air, substances or infectious disease viruses to a human body can be efficiently blocked and shielded, the spread of pathogenic bacteria by exhaled air is blocked, multiple safety and health protection are realized, and the air inlet filter disc and the air exhaust filter disc can be used for daily dust prevention, haze prevention, wind prevention and sun protection, and have the characteristics of multi-scene application and reusability.

Description

Multipurpose protective shell type mask with air supply and ventilation

Technical Field

The invention relates to a protective appliance, in particular to a multipurpose protective shell type mask for air supply and ventilation.

Background

Masks are common in daily life, except for winter and severe environmental pollution, the masks are used for cold protection, warm keeping, dust prevention and haze prevention, and special or more professional medical masks capable of effectively preventing virus propagation are also provided. When the mask is used, the mask is mainly covered on the face of people to prevent cold wind, dust, harmful air and micro particles or viruses from invading into the body through the oral cavity or the nasal cavity of people, thus being harmful to health. However, the existing dust-haze-preventing and anti-virus mask is basically discarded after being used once, although the mask is worn to cover the majority of the face of a user, the part which really needs to be shielded and protected is only the mouth and nose parts of people, namely, the part of the mask which actually plays a protective role accounts for less than half of the area of the whole mask, and the mask can only be used once and discarded, so that huge waste of resources is caused, and unnecessary economic burden is brought to consumers. Relative gauze mask can only disposable defect, and current multiple protective mask product filters harmful air through advancing exhaust apparatus, prevents dust and prevent wind, and different professional protective mask have different guard action, both can used repeatedly, have stronger protecting effect again, make the consumer have more choices. However, most of the existing protective mask products have the problems of complex structure, inconvenient wearing, single function, limited use, and higher manufacturing cost and sale price, especially various professional protective masks, due to functional design reasons, the mask has strange appearance and shape, is incompatible with the daily life work and the travel environment scene of people and causes the rejection psychology of people, the non-professional work needs and the special scene requirements, and ordinary people do not accept to select the protective mask as a substitute of the mask for daily life work.

Meanwhile, the existing mask or face mask effectively shields harmful gas, substances or germs, has a good protection effect, and simultaneously faces the obvious defects of large air impedance and poor wearing experience.

Aiming at the current situation, the invention innovatively designs the multipurpose shell type mask driven by the external power supply, which is replaced by the mask, the ventilation fan drives air to flow, and the air filter disc for protecting the mouth and the nose is replaced, so that the mask can prevent dust and haze and more effectively and more safely prevent virus from spreading and invading, can also be used for sun-screening, wind-proofing and warm keeping in daily life, and has the characteristics of multi-scene application and reusability.

Disclosure of Invention

The invention relates to an air supply and ventilation multipurpose protective shell type mask, which comprises a shell type mask and an air supply device, wherein the shell type mask is fixedly provided with an upper locking buckle belt and a lower locking buckle belt through a connecting piece, the inner side of the shell type mask is movably provided with the air supply device, and the shell type mask is connected with an external portable power supply to obtain electric drive operation; the shell type mask is characterized in that the shell type mask is provided with a middle partition plate, an upper shell and a lower shell; the middle partition board is fixedly connected with the upper housing and the lower housing to form a whole and movably sleeved with the elastic liner, an exhaust window, namely an exhaust filter disc, is arranged at the upper end in the upper housing, and an air inlet window is arranged at the middle lower section in the lower housing; meanwhile, the bottom end of the air inlet filter is also provided with a filter sheet clamping groove which is movably connected with an air inlet filter sheet; the upper cover shell is arranged at the upper end of the middle partition plate and on the outer side of the exhaust window, and is partially sleeved with the lower cover shell to form an exhaust port; the lower housing is arranged at the lower end of the middle clapboard and the outer side of the air inlet window and is movably connected with the air inlet filter disc and the air supply and ventilation device; the air supply and ventilation device is provided with an air supply fan; the fan motor of the air supply fan is movably inserted in the slot of the fan connecting piece fixedly arranged in the lower housing.

Furthermore, the middle partition board is provided with a microporous board and is respectively connected with a connecting piece fixed on the inner sides of the middle partition board and the upper cover shell through a partition board rotating shaft; the micropore plate is arranged on the inner side of the air inlet window and is provided with air-permeable micropores, and the bottom end of the micropore plate is provided with a convex claw which is movably connected with the air inlet filter sheet.

Furthermore, the elastic liner is clamped and sleeved on the rear edge mouth clamping pins of the upper cover shell and the lower cover shell which are completely connected through the clamping ring.

Further, the exhaust filter disc is a frame-shaped opening and closing clamp made of hard elastic materials, and a replaceable film-shaped filter material is fixed in the opening and closing clamp; meanwhile, the exhaust filter disc is movably inserted into an upper clamping groove formed in the middle partition plate and the upper cover shell.

Furthermore, the air inlet filter sheet is a frame-shaped opening and closing clamp made of hard elastic materials, and the replaceable film-shaped filter material is fixed in the opening and closing clamp.

Furthermore, a fan motor arranged in the air supply and ventilation device is movably inserted into an electric connection socket arranged in a slot of the fan connecting piece through a plug; the air supply and ventilation device is also provided with a power supply jack; the power jack is arranged on the lower housing, is fixedly connected with the power connection jack through a wire, and is also connected with an external portable mobile power supply through being movably connected with a power plug.

The invention has innovatively designed an air supply and ventilation protective shell type mask, a miniature air supply electric fan is installed in a combined plug-in mode, and a portable mobile power supply is externally connected to obtain electric drive operation to drive air inside the shell type mask to flow, and simultaneously, air impedance can be overcome to the maximum extent to enable a user to breathe more smoothly and easily, and multiple layers or thickened air inlet filter discs and exhaust filter discs are also adapted to be configured, so that the filtering and protecting functions are enhanced, the advantages of the mask and the mask are integrated, moisture exhaled by the user is taken away through air flow, the air filter discs cannot be moistened, the mask is more comfortable to wear, and the protection is safer and longer-acting; the air inlet filter disc and the exhaust filter disc are shielded and replaced by assembling the upper cover plate and the lower cover shell (104), so that the damage of harmful air, substances or infectious disease viruses to a human body can be efficiently blocked and shielded, the spread of pathogenic bacteria caused by the spread of exhaled air is blocked, multiple safety and health protection are realized, and the dustproof, anti-haze, windproof and sun-proof air purifier can be used for daily dust prevention, haze prevention, wind prevention and sun protection, and has the characteristics of multi-scene application and reusability.

Drawings

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

FIG. 2 is a schematic right-side view of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken at A of FIG. 2;

FIG. 4 is an enlarged partial schematic view of the embodiment at B of FIG. 3;

FIG. 5 is a schematic right-side view of FIG. 2;

FIG. 6 is a partially exploded enlarged schematic view at C of FIG. 5;

FIG. 7 is a schematic top view of FIG. 2;

FIG. 8 is an exploded schematic view of FIG. 5;

FIG. 9 is a schematic view of the embodiment at D of FIG. 8;

fig. 10 is a schematic view of the embodiment of fig. 2.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, the multipurpose air-supplying and ventilating protective shell type mask comprises a shell type mask and an air-supplying device, wherein the shell type mask is fixedly provided with an upper locking buckle belt 101 and a lower locking buckle belt 105 through connecting pieces, the air-supplying device is movably arranged at the inner side of the shell type mask, and the shell type mask is electrically driven to operate by connecting with an external portable mobile power supply; the shell type mask is characterized in that the shell type mask is provided with a middle clapboard 301, an upper mask shell 103 and a lower mask shell 104; the middle partition board 301 is fixedly connected with the upper housing 103 and the lower housing 104 to form a whole, and is movably sleeved with the elastic liner 201, an exhaust window, namely an exhaust filter 310, is arranged at the upper end position in the upper housing 103, and an air inlet window is arranged at the middle lower section in the lower housing 104; meanwhile, the bottom end is also provided with a filter sheet clamping groove 305 which is movably connected with an air inlet filter sheet 316; the upper cover shell 103 is arranged at the upper end of the middle partition plate 301 and outside the exhaust window, and is partially sleeved with the lower cover shell 104 to form an exhaust port 109; the lower cover shell 104 is arranged at the lower end of the middle clapboard 301 and at the outer side of the air inlet window, and is movably connected with the air inlet filter sheet 316 and the air supply and ventilation device; the air supply and ventilation device is provided with an air supply fan 312; the fan motor 314 of the blower fan 312 is movably inserted into a slot of a fan connector 313 fixedly disposed in the lower casing 104.

The middle partition plate 301 is provided with a microporous plate 303 and is respectively connected with connecting pieces fixed on the inner sides of the middle partition plate 301 and the upper cover shell 103 through a partition plate rotating shaft 302; the micropore plate 303 is arranged on the inner side of the air inlet window, is provided with a ventilating micropore 304, and is also provided with a convex claw at the bottom end to be movably connected with an air inlet filter 316.

The elastic gasket 201 is clamped and sleeved on the rear edge clamping feet of the upper cover shell 103 and the lower cover shell 104 which are completely connected through the clamping ring 308.

The exhaust filter sheet 310 is a frame-shaped opening and closing clamp made of hard elastic materials, and a replaceable film-shaped filter material 311 is fixed in the opening and closing clamp; meanwhile, the exhaust filter 310 is movably inserted into the upper clamping grooves formed in the middle partition plate 301 and the upper housing 103.

The air inlet filter piece 316 is a frame-shaped opening and closing clamp made of hard elastic materials, and a replaceable film-shaped filter material is fixed in the opening and closing clamp.

A fan motor 314 arranged on the air supply and ventilation device is movably inserted into an electric connection socket arranged in a slot of a fan connecting piece 313 through a plug 315; the air supply and ventilation device is also provided with a power supply jack 202; the power jack 202 is arranged on the lower cover shell 104, is fixedly connected with the power connection jack through a wire, and is also connected with an external portable mobile power supply through being movably connected with a power plug.

Wearing and using embodiment of shell type mask

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, when the multipurpose ventilation mask of the present invention is used, the exhaust filter 310 and the intake filter 316 are replaced or exchanged, the mask is first taken up, the newly replaced exhaust filter 310 is pinched, the border-shaped opening and closing clip is slightly bent, and then the mask is inserted into the upper filter slot 309 formed in the middle partition plate 301 and the upper mask 103, so as to be tightly attached to the elastic pad in the upper slot 309; pulling the microporous plate 303 backwards to enable the microporous plate to turn upwards under the action of the partition rotating shaft 302, pinching one end of an air inlet filter 316, slightly pressing down the middle section of the frame-shaped opening and closing clamp to enable the middle section to be slightly bent, inserting the other end of the microporous plate into a filter clamping groove 305 arranged on the middle partition 301 and the lower housing 104, and tightly attaching and connecting the other end of the microporous plate with a filter sealing gasket 306 in the filter clamping groove 305; then, the microporous plate 303 is turned over downwards under the action of the partition rotating shaft 302 and pushed forwards, and the convex claw at the bottom end of the microporous plate 303 is closely butted and clamped with the air inlet filter 316; next, the mobile power supply configured separately and the power plug configured therewith are inserted into the power jack 202 disposed on the housing; further, the left buckle 102 and the right buckle 107 of the upper buckle 101 are respectively pinched, the upper buckle 101 and the lower buckle 105 are sleeved on the head and the neck of the user, the wearing angle of the upper buckle 101 is adjusted through the clamping feet of the upper buckle 101 and the connecting piece on the shell type mask shell, then the buckle clamp 106 is pinched by one hand, and the right buckle 107 is pulled by one hand, so that the upper buckle 101 is locked at the back side of the top of the head of the user; finally, the lower locking strap 105 is locked at the head and neck by pulling the right strap of the lower locking strap 105, so that the shell-type mask is tightly attached to the head and face of the user under the elastic deformation of the silica gel soft elastic pad 201 to form a closed state.

Operation example of air supply device for shell type mask

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, and fig. 10, in the embodiment, a power switch of a portable mobile power supply carried on a backpack or a pocket or hung on the lower locking strap 105 is turned on, and the power switch is connected with a power jack 202 provided in the lower cover casing through a wire to obtain driving power, so that the fan motor 314 drives the air-blowing fan 312 to operate; then, fresh air enters from an air inlet 317 of a semi-open grille positioned at the bottom of the lower housing 104 and air inlet holes 307 at two sides of the lower housing 104, is filtered by an air inlet filter 316, and under the action of the operation of an air supply fan 312, airflow passes through an air inlet window and is blocked by a micropore plate 303 or changes the wind direction, and respectively passes through a ventilation micropore 304 of the micropore plate 303 and gaps at two sides and the lower end of the micropore plate 303 to enter the shell type mask, so that when a user easily inhales fresh air, exhaled waste gas also flows upwards along with the continuously incoming air and ascending airflow, and is exhausted out of the shell type mask through an exhaust window and an exhaust filter 310, an exhaust port 109 and an exhaust hole 108 arranged on the lower housing; under the continuous working state of the air supply fan 312, the airflow is accelerated to flow, the fresh air at the inner side of the shell type mask is sufficient, and the user can breathe more smoothly and easily; because the air supply fan 312 is installed to sufficiently convey fresh air, the air impedance of the air filtering material can be overcome to the maximum extent, so that the shell-type mask can be suitable for adding multiple layers of ventilation filtering materials or thickening air filtering pieces of ventilation filtering materials, and the filtering and protecting functions of the shell-type mask in a specific environment scene are enhanced; meanwhile, the shell type mask is similar to a mask and has the characteristics of no deformation and enough space, the mouth and nose parts of a user cannot be directly attached with objects and block breathing, and meanwhile, the exhaled moisture is taken away by airflow at any time, so that the air filter disc far away from the mouth and nose parts cannot be moistened, the mask is more comfortable to wear, and the effect of the air filter disc is safer and longer-acting.

Meanwhile, by using the shell-type mask, exhaust gas exhaled by a user is filtered by the exhaust filter sheet 310 and then exhausted, so that even if the mask is used by a patient or a virus carrier, the diffusion and the propagation of germs can be blocked, the mask is beneficial to public health and safety, and is suitable for more people and use scenes.

The embodiment of assembling, replacing, cleaning and disinfecting the shell type mask component

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, the multifunctional shell-type mask of the present invention can be assembled, disassembled, inserted, and exchanged with different air-permeable filtering materials according to the use requirements, and can be used for air filter sheets with different protection purposes or replacing expired air filter sheets, so as to be suitable for multi-scenario living and working places such as dust and haze prevention, disease and virus infection prevention, etc.; the air filter sheets are respectively arranged in the upper encloser 103 and the lower encloser 104 of the shell, so that the direct splashing and adhesion of harmful substances or droplet germs of micro particles can be effectively prevented; the air filter sheet comprises an air inlet filter sheet 316 and an air outlet filter sheet 310, and is formed by horizontally clamping and pressing a film-shaped breathable filter material 311 through an opening and closing clamp; when the air filter needs to be replaced or updated, the exhaust filter 310 is taken out from the inner side of the shell-type mask, or the microporous plate 303 is opened, the air inlet filter 316 is taken out, and the air inlet filter 316 and the exhaust filter 310 are put in again; the taken-out air intake filter piece 316 and the taken-out air exhaust filter piece 310 can be repeatedly recycled, the frame-shaped opening and closing clamp which is opened first is used for taking out the used and abandoned membrane-shaped air-permeable filter material 311, and a new membrane-shaped air-permeable filter material is put in for standby.

The shell-type mask can also be used after the air supply electric fan 312 is detached, in the embodiment, the microporous plate 303 is opened from the inner side of the shell-type mask, and the fan motor 314 and the plug 315 of the air supply electric fan 312 are pulled out from the slot of the fan connecting piece 313 and the power connection socket which are fixedly arranged on the lower cover shell 104; before the fan is used next time, the fan motor 314 and the plug 315 of the air supply fan 312 are inserted into the slot of the fan connecting piece 313 and the power socket again, and the power socket 202 connected with the power socket and the lead is connected with the power supply; after the above components are detached, the shell type mask of the present invention is used to form an air flow in and out exchange channel through the air inlet window and the air inlet 317, and simultaneously through the air outlet window and the air outlet 109; after the air inlet filter sheet 316, the air exhaust filter sheet 310 and the air supply fan 312 are detached, the shell-type mask can be used for sun protection, rain protection, wind protection and cold protection in daily travel or daily riding of a bicycle.

The invention is a combined type multipurpose protective cover, a clamping ring 308 of an elastic liner 201 is movably sleeved on a clamping pin at the rear side of a shell type mask, and the combined type multipurpose protective cover can be detached, cleaned, disinfected and replaced; when the shell type mask is cleaned and disinfected, the air inlet filter 316, the air outlet filter 310, the air supply electric fan 312 and the elastic liner 201 can be detached, the shell of the shell type mask, the frame type opening and closing clamps of the air inlet filter 316 and the air outlet filter 310 are sterilized and disinfected by adopting ozone and ultraviolet irradiation of disinfectant or by using steam, water boiling and other modes, cleaning and cleaning are carried out, meanwhile, the detached air supply electric fan 312 is separately disinfected, and then, all parts are reinstalled for the next use.

The invention has innovatively designed an air supply and ventilation protective shell type mask, a combined plug-in mode is adopted to install a miniature air supply fan 312, and an external portable mobile power supply is connected to obtain electric drive operation to drive air flow inside the shell type mask, and simultaneously, air impedance can be overcome to the maximum extent to enable a user to breathe more smoothly and easily, and the mask is also suitable for being provided with a plurality of layers or thickened air inlet filter pieces 316 and air exhaust filter pieces 310 to enhance the filtering and protecting functions, integrates the advantages of the mask and the mask, takes away the moisture exhaled by the user through airflow, does not wet the air filter pieces, is more comfortable to wear, and is safer and longer-acting in protection; the upper cover shell 103 and the lower cover shell 104 are assembled to shield and replace the air inlet filter 316 and the air exhaust filter 310, so that the harm of harmful air, substances or infectious disease viruses to a human body can be efficiently blocked and shielded, the spread of germs by exhaled air can be blocked, multiple safety and health protection can be realized, and the air inlet filter can be used for daily dust prevention, haze prevention, wind prevention and sun protection, and has the characteristics of multi-scene application and reusability.

Finally, it should be noted that the above-mentioned embodiments illustrate rather than limit the technical solutions of the present invention, and those skilled in the art may make modifications, additions and substitutions without departing from the basic technical spirit and design concept of the present invention.

Claims (6)

1. A multi-purpose protective shell type mask for air supply and ventilation comprises a shell type mask and an air supply device, wherein the shell type mask is fixedly provided with an upper locking buckle belt (101) and a lower locking buckle belt (105) through a connecting piece, the inner side of the shell type mask is movably provided with the air supply device, and the shell type mask is connected with an external portable power supply to obtain electric drive operation; the shell type mask is characterized in that the shell type mask is provided with a middle clapboard (301), an upper mask shell (103) and a lower mask shell (104); the middle partition board (301) is fixedly connected with the upper housing (103) and the lower housing (104) to form a whole and movably sleeved with the elastic liner (201), an exhaust window, namely an exhaust filter disc (310), is arranged at the upper end position in the upper housing (103), and an air inlet window is arranged at the middle lower section in the lower housing (104); meanwhile, the bottom end is also provided with a filter disc clamping groove (305) which is movably connected with an air inlet filter disc (316); the upper cover shell (103) is arranged at the upper end of the middle clapboard (301) and the outer side of the exhaust window, and is partially sleeved and covered on the lower cover shell (104) to form an exhaust port (109); the lower cover shell (104) is arranged at the lower end of the middle clapboard (301) and the outer side of the air inlet window and is movably connected with the air inlet filter disc (316) and the air supply and ventilation device; the air supply and ventilation device is provided with an air supply fan (312); a fan motor (314) of the air supply fan (312) is movably inserted in a slot of a fan connecting piece (313) fixedly arranged in the lower housing (104).

2. The multipurpose air-supplying and ventilating protective shell type mask as set forth in claim 1, wherein said mask is a mask,

the middle partition plate (301) is provided with a microporous plate (303) and is respectively connected with a connecting piece fixed on the inner sides of the middle partition plate (301) and the upper cover shell (103) through a partition plate rotating shaft (302); the micropore plate (303) is arranged on the inner side of the air inlet window and is provided with a ventilation micropore (304), and the bottom end of the micropore plate is provided with a convex claw which is movably connected with the air inlet filter disc (316).

3. The multipurpose air-supplying and ventilating protective shell type mask as set forth in claim 1, wherein said mask is a mask,

the elastic gasket (201) is sleeved on the rear edge mouth clamping pins of the upper cover shell (103) and the lower cover shell (104) which are completely connected through the clamping ring (308).

4. The multipurpose air-supplying and ventilating protective shell type mask as set forth in claim 1, wherein said mask is a mask,

the exhaust filter disc (310) is a frame-shaped opening and closing clamp made of hard elastic materials, and a replaceable film-shaped filter material (311) is fixed in the opening and closing clamp; meanwhile, the exhaust filter disc (310) is movably inserted into an upper clamping groove formed in the middle partition plate (301) and the upper cover shell (103).

5. The multipurpose air-supplying and ventilating protective shell type mask as set forth in claim 1, wherein said air-intake filter (316) is a frame-like openable clip made of hard elastic material, and a replaceable film-like filter material is fixed in the openable clip.

6. The multipurpose air-supplying and ventilating protective shell type mask as set forth in claim 1, wherein said mask is a mask,

a fan motor (314) arranged on the air supply and ventilation device is movably inserted into an electric connection socket arranged in a slot of a fan connecting piece (313) through a plug (315); the air supply and ventilation device is also provided with a power supply jack (202); the power jack (202) is arranged on the lower cover shell (104), is fixedly connected with the power connection jack through a lead and is also movably connected with an external portable mobile power supply through a power plug.

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