CN212439815U

CN212439815U - Filtering mask

Info

Publication number: CN212439815U
Application number: CN201822062002.XU
Authority: CN
Inventors: 季忠杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-10
Filing date: 2018-12-10
Publication date: 2021-02-02
Anticipated expiration: 2028-12-10

Abstract

The invention provides a filter mask, wherein an air suction port of a mask body is communicated with an ellipsoidal filter device, the ellipsoidal filter device is formed by detachably connecting an upper shell and a lower shell, and a baffle for separating a storage cavity is arranged at the joint of the upper shell and the lower shell; the upper end of the upper shell is provided with an air inlet, the air inlet is provided with a grid, the lower end of the air inlet is provided with an air duct, the lower end of the air duct is provided with a buckling port matched with the air vent area in shape, a closed area is formed by buckling the buckling port and a partition board of the air vent area, and a channel formed between the partition board and the upper shell is connected with an air suction port of the mask body to suck air. The invention has the beneficial effects that: the mask can be used repeatedly, and the filtering effect is better; the liquid is convenient to replace, and the lasting and stable filtering effect is kept.

Description

Filtering mask

Technical Field

The invention relates to a filter mask which can effectively filter air and can supplement moisture.

Background

The gauze mask is a daily protection health supplies, except using widely in the hospital, along with the improvement of present people's standard of living, the environment receives the pollution of certain degree, and weather such as haze is more common, and people also more and more pay close attention to physical and mental health, and the gauze mask also is generally used by people in daily life, and the gauze mask has certain filtering action to the air that gets into the lung, can ensure human health to a certain extent. The disadvantages are that: the filter disc is too complicated to replace and inconvenient to use. And the filter effect is poor, and the mouth and nose cavity diseases are easily induced in dry weather.

Disclosure of Invention

The invention aims at the problems and provides a filter mask which can effectively filter air and can supplement moisture.

The invention aims to be realized by the following scheme: a filtering mask comprises a mask body and an ellipsoidal filtering device, wherein an air suction port of the mask body is communicated with the ellipsoidal filtering device, and the ellipsoidal filtering device is formed by detachably connecting an upper shell and a lower shell and forms an object placing cavity in the ellipsoidal filtering device; and the junction of last casing and lower casing still is equipped with the baffle that cuts off and puts the thing chamber, baffle central authorities are equipped with decurrent concave area, and the centre of concave area is equipped with ascending partition panel, form closed ventilation zone, the centre of ventilation zone is equipped with downwardly extending's trachea, tracheal gas pocket is located puts thing chamber lower part and presses close to lower casing bottom, be equipped with the orificial film of cover gas in the trachea of ventilation zone, be equipped with the rice word opening on the film, be equipped with the air vent on the inner wall of concave area, the upper end of going up the casing is equipped with the inlet port, inlet port department is equipped with the grid, the inlet port lower extreme is equipped with the pipeline of ventilating, the pipeline lower extreme is equipped with the lock mouth with ventilation zone shape complex, form the airtight district through lock mouth and the partition panel lock of ventilation zone, the passageway that forms.

Further, the inner wall of going up the casing is equipped with the screw thread, and the baffle outside is connected through the buckle and is fixed at the downside of last casing, is equipped with the arch on the inner wall of lower casing, and the protruding outside is through the threaded fixation on the last shells inner wall of baffle lower extreme, and is equipped with the screen cloth through the block in the lower casing.

Furthermore, an air outlet is formed in the mask body, a one-way air outlet valve is arranged in the air outlet, a filtering part and a mask body with a grating are arranged at an air suction port of the mask body, a first protruded skirt edge extending outwards is arranged at the edge of the air suction port, a cavity is formed between the first protruded skirt edge and the air suction port, a plurality of partition plates are arranged on the cavity, and cavities separated by the partition plates are communicated with the air suction port; the air suction port is detachably connected with the grille cover body, the filtering part covers the cavity and is clamped and fixed by the grille cover body and the first raised skirt edge.

Further, the gauze mask body is by silica gel integrated into one piece, and one side forms the breathing chamber, and one-way air outlet valve and ellipsoidal filter equipment are installed to the opposite side, and one-way air outlet valve installs in ellipsoidal filter equipment top, and one-way air outlet valve installation face and ellipsoidal filter equipment installation face are the obtuse angle contained angle.

Further, the facial department of contact of the respiratory cavity of gauze mask body is equipped with the elastic sealing circle, and the elastic sealing circle is equipped with the strengthening rib that is used for improving respiratory cavity intensity with the gauze mask body by silica gel integrated into one piece, and the respiratory cavity of gauze mask body.

Further, the outer edge of the mask body is provided with a plurality of buckle bulges integrally formed with the mask body, one end of the buckle body is buckled on the buckle bulges, and the other end of the buckle body is connected with an elastic band which plays a role in fixing when being used for wearing the mask.

Further, the filtering part comprises a filter plate and a white filtering layer, and the filter plate is close to the grille cover body; the white filter layer is close to the base; the filter disc is of a 5-layer structure, the filter disc sequentially comprises non-woven cotton, cold touch collodion cotton, hot touch collodion cotton, activated carbon and non-woven fabric from inside to outside, and the filter disc is formed by pressing the 5-layer structure.

Furthermore, the elastic sealing ring is formed by folding silica gel inwards by the mask body; the elastic sealing ring is provided with an inverted V-shaped nose clip corresponding to the bridge of the nose of the human body, and an arc-shaped concave surface corresponding to the chin of the human body.

Furthermore, the one-way air outlet valve consists of an external air outlet cover and a blocking piece, the one-way air outlet valve is positioned above the air guide plate at the inner side of the mask body, an included angle of 75-80 degrees is formed between the one-way air outlet valve and the horizontal line, and the one-way air outlet valve is positioned at the nose tip; four reinforcing ribs are arranged in the mask body, wherein the two reinforcing ribs are positioned on the upper part of the one-way air outlet valve and positioned on the lower part of the one-way air outlet valve respectively, and extend to the middle upper part and the middle lower part of the mask body.

Furthermore, the ventilation area comprises a first semicircle and a second semicircle, the diameter of the first semicircle is provided with the second semicircle which is concentric, the radius of the second semicircle is smaller than that of the first semicircle, and the lower end surface of the channel is also embedded with a sealing ring with a dovetail-shaped section.

The invention has the beneficial effects that: the mask can be used repeatedly, and the filtering effect is better; the liquid is convenient to replace, and the lasting and stable filtering effect is kept; the air can be effectively filtered, and the moisture can be supplemented; the sealing effect is good.

Drawings

FIG. 1 is a schematic plan view of an ellipsoidal filter device of the present invention.

Fig. 2 is a top view of the baffle of the present invention.

Fig. 3 is a bottom view of the upper housing of the present invention.

Fig. 4 is a first schematic structural view of the mask body of the present invention.

Fig. 5 is a second schematic view of the mask body structure of the present invention.

Detailed Description

The invention is further illustrated by the following specific examples and figures:

embodiment one, referring to fig. 1-5, the present invention: a filtering mask comprises a mask body 12 and an ellipsoidal filtering device, wherein an air suction port of the mask body 12 is communicated with the ellipsoidal filtering device, the ellipsoidal filtering device is formed by detachably connecting an upper shell 1 and a lower shell 2, and an object placing cavity 4 is formed in the ellipsoidal filtering device; a baffle 3 for separating the object placing cavity is arranged at the joint of the upper shell 1 and the lower shell 2, a downward concave area 13 is arranged in the center of the baffle 3, an upward partition plate 18 is arranged in the middle of the concave area 13 to form a closed ventilation area, a downward extending air pipe 5 is arranged in the middle of the ventilation area, air holes of the air pipe 5 are positioned at the lower part of the storage cavity 4 and close to the bottom of the lower shell 2, a thin film 17 covering the opening of the air pipe is arranged in the air pipe of the ventilation area, a rice-shaped opening is arranged on the thin film 17, a vent hole 10 is arranged on the inner wall of the concave area 13, an air inlet hole 8 is arranged at the upper end of the upper shell 1, a grid is arranged at the position of the air inlet hole 8, a ventilation pipeline 7 is arranged at the lower end of the air inlet hole 8, the fastening port 19 is fastened with the partition plate 18 of the ventilation area to form a closed area, and a channel formed between the partition plate 18 and the inner wall of the upper shell 1 is connected with the air suction port 9 of the mask body 12. The device can be detached and cleaned conveniently, and can suck air conveniently without excessive suction; it can also prevent water absorption and improve safety. The object placing cavity is internally provided with filtering liquid lower than the baffle.

The utility model provides a filter mask, the inner wall of going up casing 1 is equipped with the screw thread, and the baffle 3 outside is connected through the buckle and is fixed at the downside of last casing 1, is equipped with the arch on the inner wall of casing 2 down, and the protruding outside is passed through the screw thread fastening on the last casing 1 inner wall of baffle 3 lower extreme, and is equipped with screen cloth 6 through the block in the casing 1 down. The convenient dismantlement installation further improves the area of contact of air and moisture.

A kind of filter mask, there are air outlets on the body 12 of the mask, there are one-way air outlet valves 20 in the air outlet, the air intake of body 12 of the mask has filtering parts and takes the grille mask body 11, 0 border of air intake has first skirt edge 21 of epitaxies, form the cavity 22 between air intake and the first skirt edge 21 of the projection, there are several baffles 23 on the cavity 22, the cavity that the baffle 23 separates keeps communicating with air intake; the air suction port is detachably connected with the grille cover body, the filtering part covers the cavity and is clamped and fixed by the grille cover body and the first raised skirt edge. The device can be detached and cleaned conveniently, and can suck air conveniently without excessive suction; it can also prevent water absorption and improve safety.

A filter mask, gauze mask body 12 is by silica gel integrated into one piece, and one side forms the breathing chamber, and one-way air outlet valve 20 and ellipsoidal filter equipment are installed to the opposite side, and one-way air outlet valve installation 20 is in ellipsoidal filter equipment top, and one-way air outlet valve installation face is the obtuse angle contained angle with ellipsoidal filter equipment installation face. Comfortable to wear and simple to manufacture.

The utility model provides a filter mask, the facial department of contact of the respiratory cavity of gauze mask body is equipped with the elastic sealing circle, and the elastic sealing circle is equipped with the strengthening rib that is used for improving respiratory cavity intensity with the gauze mask body by silica gel integrated into one piece, and the respiratory cavity of gauze mask body. Wear comfortablely, simple manufacture strengthens the intensity of gauze mask body.

The utility model provides a filter mask, the gauze mask body outer edge be equipped with a plurality of with gauze mask body integrated into one piece's buckle arch, buckle body one end on the buckle arch 21, detain the elastic cord that plays the fixed action when the body other end is connected and is used for wearing the gauze mask. Wear comfortablely, simple manufacture strengthens the intensity of gauze mask body.

A filter mask, the filter part includes the filter plate and the white filter layer, the filter plate is close to the mask body with the grating; the white filter layer is close to the base; the filter disc is of a 5-layer structure, the filter disc sequentially comprises non-woven cotton, cold touch collodion cotton, hot touch collodion cotton, activated carbon and non-woven fabric from inside to outside, and the filter disc is formed by pressing the 5-layer structure. Better filtering of the air and conditioning of the humidity in the air.

A filtering mask, an elastic sealing ring is formed by folding silica gel inwards by a mask body; the elastic sealing ring is provided with an inverted V-shaped nose clip corresponding to the bridge of the nose of the human body, and an arc-shaped concave surface corresponding to the chin of the human body. Comfortable to wear and simple to manufacture.

A filter mask, the unidirectional air outlet valve is composed of an external air outlet mask and a blocking sheet, the unidirectional air outlet valve is positioned above an air guide plate at the inner side of a mask body, an included angle of 75-80 degrees is formed between the unidirectional air outlet valve and the horizontal line, and the unidirectional air outlet valve is positioned at the nose tip; four reinforcing ribs are arranged in the mask body, wherein the two reinforcing ribs are positioned on the upper part of the one-way air outlet valve and positioned on the lower part of the one-way air outlet valve respectively, and extend to the middle upper part and the middle lower part of the mask body. The sealing performance of the one-way air outlet valve is improved. The blocking piece arranged in the external air outlet cover can keep sealed at the air outlet of the mask body through gravity; the sealing performance is better improved.

A filter mask, the ventilation zone is including first semicircle 14 and second semicircle 16, and is equipped with concentric second semicircle 16 on the diameter of first semicircle 14, and the radius of second semicircle 16 is less than the radius of first semicircle 14, and the terminal surface still gomphosis has the cross-section to be the sealing washer of dovetail under the pipe way. Better sealing and better positioning.

The upper end of an air duct of the filtering mask is connected in an upper shell through threads. And the grille of the upper shell covers the air inlet through the sliding rail arranged at the air inlet. The upper cover can be replaced to open and close the air inlet when not in use, thereby avoiding the entry of sundries.

A flat bottom end is arranged on the outer side of a lower shell of a filtering mask, so that the filtering mask is convenient to place.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that the present invention is not limited to the embodiment described above, but various changes in form and details may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a filter mask, includes gauze mask body and ellipsoidal filter equipment, its characterized in that: the air suction port of the mask body is communicated with an ellipsoidal filtering device, the ellipsoidal filtering device is formed by detachably connecting an upper shell and a lower shell, and an object placing cavity is formed in the ellipsoidal filtering device; and the junction of last casing and lower casing still is equipped with the baffle that cuts off and puts the thing chamber, baffle central authorities are equipped with decurrent concave area, and the centre of concave area is equipped with ascending partition panel, form closed ventilation zone, the centre of ventilation zone is equipped with downwardly extending's trachea, tracheal gas pocket is located puts thing chamber lower part and presses close to lower casing bottom, be equipped with the orificial film of cover gas in the trachea of ventilation zone, be equipped with the rice word opening on the film, be equipped with the air vent on the inner wall of concave area, the upper end of going up the casing is equipped with the inlet port, inlet port department is equipped with the grid, the inlet port lower extreme is equipped with the air duct, the air duct lower extreme is equipped with the lock mouth with ventilation zone shape complex, form airtight district through lock mouth and the partition panel lock of ventilation zone, the passageway that forms.

2. The filter mask of claim 1 wherein: the inner wall of going up the casing is equipped with the screw thread, and the baffle outside is connected through the buckle and is fixed at the downside of last casing, is equipped with the arch on the inner wall of lower casing, and the protruding outside is passed through the screw thread fastening on the last shells inner wall of baffle lower extreme, and is equipped with the screen cloth through the block in the lower casing.

3. The filter mask of claim 1 wherein: the mask body is provided with an air outlet, a one-way air outlet valve is arranged in the air outlet, an air suction port of the mask body is provided with a filtering part and a mask body with a grating, the edge of the air suction port is provided with a first protruded skirt edge extending outwards, a cavity is formed between the first protruded skirt edge and the air suction port, a plurality of partition plates are arranged on the cavity, and cavities partitioned by the partition plates are communicated with the air suction port; the air suction port is detachably connected with the grille cover body, the filtering part covers the cavity and is clamped and fixed by the grille cover body and the first raised skirt edge.

4. A filter mask according to claim 3 wherein: the gauze mask body is by silica gel integrated into one piece, and one side forms the breathing chamber, and one-way air outlet valve and ellipsoidal filter equipment are installed to the opposite side, and one-way air outlet valve installs in ellipsoidal filter equipment top, and one-way air outlet valve installation face and ellipsoidal filter equipment installation face are the obtuse angle contained angle.

5. A filter mask according to claim 3 wherein: the facial department of contact of the respiratory cavity of gauze mask body is equipped with the elastic sealing circle, and the elastic sealing circle is equipped with the strengthening rib that is used for improving respiratory cavity intensity with the gauze mask body by silica gel integrated into one piece, and the respiratory cavity of gauze mask body is equipped with.

6. A filter mask according to claim 3 wherein: the outer edge of gauze mask body is equipped with a plurality of buckle archs with gauze mask body integrated into one piece, buckles body one end on the buckle arch, detains the elastic cord that plays fixed action when the body other end is connected and is used for wearing the gauze mask.

7. A filter mask according to claim 3 wherein: the filter part comprises a filter disc and a white filter layer, and the filter disc is close to the grille cover body; the white filter layer is close to the base; the filter disc is of a 5-layer structure, the filter disc sequentially comprises non-woven cotton, cold touch collodion cotton, hot touch collodion cotton, activated carbon and non-woven fabric from inside to outside, and the filter disc is formed by pressing the 5-layer structure.

8. A filter mask according to claim 3 wherein: the elastic sealing ring is formed by folding silica gel inwards by the mask body; the elastic sealing ring is provided with an inverted V-shaped nose clip corresponding to the bridge of the nose of the human body, and an arc-shaped concave surface corresponding to the chin of the human body.

9. A filter mask according to claim 3 wherein: the one-way air outlet valve consists of an external air outlet cover and a blocking sheet, the one-way air outlet valve is positioned above the air guide plate on the inner side of the mask body, an included angle of 75-80 degrees is formed between the one-way air outlet valve and the horizontal line, and the one-way air outlet valve is positioned at the nose tip; four reinforcing ribs are arranged in the mask body, wherein the two reinforcing ribs are positioned on the upper part of the one-way air outlet valve and positioned on the lower part of the one-way air outlet valve respectively, and extend to the middle upper part and the middle lower part of the mask body.

10. The filter mask of claim 1 wherein: the ventilation area comprises a first semicircle and a second semicircle, the diameter of the first semicircle is provided with the concentric second semicircle, the radius of the second semicircle is smaller than that of the first semicircle, and the lower end surface of the channel is also embedded with a sealing ring with a dovetail-shaped section.