阅读说明：本技术 一种自调节进出风口罩 (Self-adjusting air inlet and outlet mask ) 是由 任思途 于 2020-05-09 设计创作，主要内容包括：本说明书一个或多个实施例提供一种自调节进出风口罩,包括：外圈,为圆形空心圈状结构,内侧设置有滑槽；内圈,为圆形空心圈状结构,嵌合安装于滑槽的内侧,可通过滑槽在外圈中转动调节角度；输送机构,设置与内圈的中间,用于输送面料。本发明在口罩内部设置有多个通风通道,而每个通风通道中均设置有竖向调节风管,通过竖向调节风管可以调节每个通风通道的通断,从而在口罩内部形成多个进风和出风循环通路,而设置多段呼吸监测管内侧的压力结构可以灵活检测人的呼吸状态,使口罩可以快速同步跟随人的呼吸频率进行调节,使口罩可以在辅助进风和辅助出风之间进行同步切换,从而使口罩避免全时间段通过过滤片进风,以提高过滤片的使用寿命。(One or more embodiments of the present specification provide a self-adjusting air inlet and outlet mask, including: the outer ring is of a circular hollow ring-shaped structure, and the inner side of the outer ring is provided with a sliding chute; the inner ring is of a circular hollow ring-shaped structure, is embedded and arranged at the inner side of the sliding groove, and can rotate in the outer ring through the sliding groove to adjust the angle; and the conveying mechanism is arranged between the inner ring and the conveying mechanism and is used for conveying the fabric. According to the invention, the plurality of ventilation channels are arranged in the mask, each ventilation channel is internally provided with the vertical adjusting air pipe, the on-off of each ventilation channel can be adjusted through the vertical adjusting air pipes, so that a plurality of air inlet and air outlet circulation passages are formed in the mask, the breathing state of a person can be flexibly detected by arranging the pressure structures at the inner sides of the plurality of sections of breathing monitoring pipes, the mask can be rapidly and synchronously adjusted along with the breathing frequency of the person, the mask can be synchronously switched between auxiliary air inlet and auxiliary air outlet, and the mask can avoid air inlet through the filter sheet in the whole time period, so that the service life of the filter sheet is prolonged.)

1. The utility model provides a self-interacting business turn over wind gauze mask which characterized in that includes:

the left side and the right side of the veneering sealing cover are connected with head bands, the outer side of each of the head bands is provided with an edge bayonet, the outer side of each edge bayonet is provided with a connecting card, and the outer side of each connecting card is provided with a veneering sealing strip;

the mask shell is arranged on the front surface of the veneering sealing cover, a power supply battery is arranged below the mask shell, an air inlet is formed in the front surface of the mask shell, an installation embedding groove is formed in the inner side of the air inlet, and a filter disc is arranged on the inner side of the installation embedding groove;

the filter plate comprises a filter plate, an outer air inlet channel, a fan, an inner air inlet channel, side communicating air channels, side communicating air pipes, an exhaust channel and an exhaust pipe, wherein the outer air inlet channel is arranged at the rear side of the filter plate, the rear side of the fan is provided with the fan, the inner air inlet channel is arranged at the rear side of the fan, the left side and the right side of the inner air inlet channel are symmetrically provided with the side communicating air channels, the front side of each side communicating air channel is provided with the side communicating;

the vertical adjusting air pipe is arranged on the inner side of the outer air inlet channel, a sealing plate is arranged on the inner side of the outer air inlet channel, a central shaft is arranged in the middle of the sealing plate, and an adjusting gear is arranged at the top end of the central shaft;

the adjusting gear is arranged on the inner side of the adjusting gear, a transverse connecting rod is connected in the middle of the adjusting gear, a metal telescopic rod is arranged on one side of the transverse connecting rod, a limiting block is arranged at the top end of the metal telescopic rod, an electromagnetic coil is arranged at the rear end of the metal telescopic rod, and a reset spring is arranged on the inner side of the electromagnetic coil;

the breath monitoring tube is arranged on the upper side of the veneering sealing cover, a sealing slide block is arranged in the veneering sealing cover in an embedded mode, one side of the sealing slide block is connected with a balance spring, a conductive copper sheet is arranged in the middle of the sealing slide block, and connecting contacts are symmetrically arranged on the left side and the right side of the conductive copper sheet.

2. The self-adjusting inlet and outlet respirator of claim 1, wherein the sealing strip is connected to the peripheral bayonet by the connector clip, the connector clip being cooperatively dimensioned with the peripheral bayonet.

3. The self-adjusting air inlet and outlet mask according to claim 1, wherein the filter sheet is matched with the mounting and embedding groove in size, and the filter sheet is matched with the air inlet in size.

4. The self-adjusting air inlet and outlet mask according to claim 1, wherein vertical adjusting air pipes are arranged inside the outer air inlet channel, the inner air inlet channel, the side communicating air duct and the air exhaust channel, and vertical center lines of the vertical adjusting air pipes are parallel to each other.

5. The self-adjusting inlet and outlet mask of claim 1, wherein the sealing plate is rotatably connected to the vertical adjusting duct through the central shaft, and the vertical adjusting duct is matched with the sealing plate in size.

6. The self-adjusting air inlet and outlet mask according to claim 1, wherein the horizontal center line of the sealing plate disposed inside the outer air inlet channel is parallel to the horizontal center line of the sealing plate disposed inside the inner air inlet channel, the horizontal center line of the sealing plate disposed inside the outer air inlet channel is perpendicular to the horizontal center line of the sealing plate disposed inside the side communicating air duct, and the horizontal center line of the sealing plate disposed inside the air exhaust channel is parallel to the horizontal center line of the sealing plate disposed inside the side communicating air duct.

7. The self-adjusting air inlet and outlet mask according to claim 1, wherein the adjusting rack and the adjusting gear are engaged with each other to form a transmission structure, and a horizontal center line of the adjusting rack is parallel to a horizontal center line of the metal telescopic rod.

8. The self-adjusting air inlet and outlet mask according to claim 1, wherein the metal telescopic rods are slidably connected with the electromagnetic coils, and the horizontal center lines of the electromagnetic coils and the horizontal center lines of the metal telescopic rods are located on the same straight line.

9. The self-adjusting inlet and outlet mask of claim 1, wherein the sealing slider is matched with the breath monitoring tube in size, and the conductive copper sheet is matched with the connecting contact in size.

10. The self-adjusting inlet and outlet mask of claim 1, wherein the power supply battery is electrically connected to the battery coil through the contact point.

Technical Field

One or more embodiments of this description relate to gauze mask protection technical field, especially relate to a self-interacting business turn over wind gauze mask.

Background

The mask is a sanitary product, generally indicates to wear and is used for filtering the air that gets into the mouth nose at mouth nose position, in order to reach the apparatus that blocks harmful gas, smell, droplet business turn over wearer's mouth nose, make with gauze or paper etc. the mask has certain filtering action to the air that gets into the lung, when respiratory infectious disease is popular, when the operation in the polluted environment such as dust, wear the mask and have very good effect, but the better the filter effect the better the mask also is bigger to respiratory efficiency's influence, and the electronic gauze mask of air inlet from is provided with supplementary air inlet structure, can promote air volume and respiratory efficiency to a certain extent.

The applicant finds that in order to keep the ventilation quantity constant, the existing electric self-air inlet mask generally supplies air in a full time period to form a positive pressure environment and take away the air and water vapor exhausted by breathing, but the breathing of people is divided into two stages of inspiration and expiration, only the inspiration process needs to filter the air, and the expiration is generally not needed, but the air quantity passing through the filter plate in the equal time period is more than one time larger than that of the common mask due to the fact that the air quantity passing through the filter plate in the equal time period is supplied by the common electric self-air inlet mask, and therefore the service life of the filter plate is short and waste is high.

Disclosure of Invention

In view of the above, an object of one or more embodiments of the present disclosure is to provide a self-adjusting inlet/outlet mask to solve the problem.

In view of the above, one or more embodiments of the present disclosure provide a self-adjusting air inlet/outlet mask, including:

the left side and the right side of the veneering sealing cover are connected with head bands, the outer side of each of the head bands is provided with an edge bayonet, the outer side of each edge bayonet is provided with a connecting card, and the outer side of each connecting card is provided with a veneering sealing strip;

the mask shell is arranged on the front surface of the veneering sealing cover, a power supply battery is arranged below the mask shell, an air inlet is formed in the front surface of the mask shell, an installation embedding groove is formed in the inner side of the air inlet, and a filter disc is arranged on the inner side of the installation embedding groove;

the filter plate comprises a filter plate, an outer air inlet channel, a fan, an inner air inlet channel, side communicating air channels, side communicating air pipes, an exhaust channel and an exhaust pipe, wherein the outer air inlet channel is arranged at the rear side of the filter plate, the rear side of the fan is provided with the fan, the inner air inlet channel is arranged at the rear side of the fan, the left side and the right side of the inner air inlet channel are symmetrically provided with the side communicating air channels, the front side of each side communicating air channel is provided with the side communicating;

the vertical adjusting air pipe is arranged on the inner side of the outer air inlet channel, a sealing plate is arranged on the inner side of the outer air inlet channel, a central shaft is arranged in the middle of the sealing plate, and an adjusting gear is arranged at the top end of the central shaft;

the adjusting gear is arranged on the inner side of the adjusting gear, a transverse connecting rod is connected in the middle of the adjusting gear, a metal telescopic rod is arranged on one side of the transverse connecting rod, a limiting block is arranged at the top end of the metal telescopic rod, an electromagnetic coil is arranged at the rear end of the metal telescopic rod, and a reset spring is arranged on the inner side of the electromagnetic coil;

the breath monitoring tube is arranged on the upper side of the veneering sealing cover, a sealing slide block is arranged in the veneering sealing cover in an embedded mode, one side of the sealing slide block is connected with a balance spring, a conductive copper sheet is arranged in the middle of the sealing slide block, and connecting contacts are symmetrically arranged on the left side and the right side of the conductive copper sheet.

In some alternative embodiments, the facing strip is connected to the edge mount via the connection card, and the connection card is matched with the edge mount in size.

In some optional embodiments, the filter sheet is matched with the installation and engagement groove in size, and the filter sheet is matched with the air inlet in size.

In some optional embodiments, vertical adjusting air pipes are arranged inside the outer air inlet channel, the inner air inlet channel, the side communicating air channel and the air exhaust channel, and vertical center lines of the vertical adjusting air pipes are parallel to each other.

In some optional embodiments, the sealing plate is rotatably connected with the vertical adjusting air pipe through the central shaft, and the vertical adjusting air pipe and the sealing plate are matched in size.

In some optional embodiments, the horizontal center line of the sealing plate disposed inside the outer air inlet channel and the horizontal center line of the sealing plate disposed inside the inner air inlet channel are parallel to each other, the horizontal center line of the sealing plate disposed inside the outer air inlet channel and the horizontal center line of the sealing plate disposed inside the side communicating air duct are perpendicular to each other, and the horizontal center line of the sealing plate disposed inside the air exhaust channel and the horizontal center line of the sealing plate disposed inside the side communicating air duct are parallel to each other.

In some optional embodiments, the adjusting rack and the adjusting gear are engaged with each other to form a transmission structure, and a horizontal center line of the adjusting rack and a horizontal center line of the metal telescopic rod are parallel to each other.

In some optional embodiments, the metal telescopic rod is connected with the electromagnetic coil in a sliding manner, and the horizontal center line of the electromagnetic coil and the horizontal center line of the metal telescopic rod are located on the same straight line.

In some optional embodiments, the sealing slider is matched with the breathing monitoring tube in size, and the conductive copper sheet is matched with the connecting contact in size.

In some optional embodiments, the power supply battery is electrically connected to the battery coil through the connection contact point.

As can be seen from the above, the self-adjusting air inlet and outlet mask provided by the invention is provided with a plurality of ventilation channels inside the mask, each ventilation channel is provided with a vertical adjusting air pipe, the on-off of each ventilation channel can be adjusted through the vertical adjusting air pipe, thereby forming a plurality of air inlet and air outlet circulation passages in the mask, so that the mask can be switched between auxiliary air inlet and auxiliary air outlet under the condition of keeping the rotation of the fan, the pressure structure arranged at the inner side of the multi-section respiration monitoring pipe can flexibly detect the respiration state of a person, so that the mask can be quickly and synchronously adjusted along with the respiration frequency of the person, the mask can be synchronously switched between auxiliary air inlet and auxiliary air outlet, thereby make the gauze mask avoid the full time quantum to pass through the cassette air inlet to improve the life of cassette, the suitability is also higher with the use flexibility.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

FIG. 1 is an exploded view of an embodiment of the present invention;

FIG. 2 is a schematic front view of an embodiment of the present invention;

FIG. 3 is a schematic bottom view of an embodiment of the present invention;

FIG. 4 is a schematic diagram of a backside structure according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of the internal structure of the embodiment of the present invention;

FIG. 6 is a schematic diagram of a transverse cross-sectional structure of an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of an inner air intake channel according to an embodiment of the present invention;

FIG. 8 is a schematic longitudinal cross-sectional structure of an embodiment of the present invention;

FIG. 9 is a schematic structural view of a transmission position of a vertically adjusting air duct in accordance with an embodiment of the present invention;

FIG. 10 is an exploded view of a vertically adjusting air duct in accordance with an embodiment of the present invention;

fig. 11 is a schematic structural view of a metal telescopic rod according to an embodiment of the present invention;

fig. 12 is a schematic structural diagram of a respiration monitoring tube according to an embodiment of the present invention.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

One or more embodiments of this specification, a self-adjusting business turn over wind gauze mask includes:

the left side and the right side of the veneering sealing cover 1 are connected with head bands 101, the outer side of each of the head bands is provided with an edge bayonet 102, the outer side of each edge bayonet 102 is provided with a connecting card 103, and the outer side of each connecting card 103 is provided with a veneering sealing strip 104;

the mask shell 2 is arranged on the front surface of the veneering sealing cover 1, a power supply battery 201 is arranged below the front surface, an air inlet 202 is arranged on the front surface, an installation and embedding groove 203 is arranged on the inner side of the air inlet 202, and a filter sheet 204 is arranged on the inner side of the installation and embedding groove 203;

the outer air inlet channel 3 is arranged on the rear side of the filter plate 204, the rear side of the outer air inlet channel 3 is provided with a fan 301, the rear side of the fan 301 is provided with an inner air inlet channel 302, the left side and the right side of the inner air inlet channel 302 are symmetrically provided with side communicating air channels 303, the front side of each side communicating air channel 303 is provided with a side communicating air pipe 304, an air exhaust channel 305 is arranged below the inner air inlet channel 302, and the rear side of the air exhaust channel 305 is connected with an air exhaust pipe 306;

the vertical adjusting air pipe 4 is arranged on the inner side of the outer air inlet channel 3, a sealing plate 401 is arranged on the inner side, a central shaft 402 is arranged in the middle of the sealing plate 401, and an adjusting gear 403 is arranged at the top end of the central shaft 402;

the adjusting rack 5 is arranged on the inner side of the adjusting gear 403, the middle of the adjusting rack is connected with a transverse connecting rod 501, one side of the transverse connecting rod 501 is provided with a metal telescopic rod 502, the top end of the metal telescopic rod 502 is provided with a limiting block 503, the rear end of the metal telescopic rod 502 is provided with an electromagnetic coil 504, and the inner side of the electromagnetic coil 504 is provided with a return spring 505;

the breath monitoring tube 6 is arranged on the upper side of the veneering sealing cover 1, a sealing slide block 601 is nested inside the breath monitoring tube, one side of the sealing slide block 601 is connected with a balance spring 602, a conductive copper sheet 603 is arranged in the middle of the sealing slide block 601, and connecting contacts 604 are symmetrically arranged on the left side and the right side of the conductive copper sheet 603.

Referring to fig. 1 to 12, as an embodiment of the present invention, a self-adjusting air inlet/outlet mask includes: the left side and the right side of the veneering sealing cover 1 are connected with head bands 101, the outer side of each of the head bands is provided with an edge bayonet 102, the outer side of each edge bayonet 102 is provided with a connecting card 103, and the outer side of each connecting card 103 is provided with a veneering sealing strip 104; the mask shell 2 is arranged on the front surface of the veneering sealing cover 1, a power supply battery 201 is arranged below the front surface, an air inlet 202 is arranged on the front surface, an installation and embedding groove 203 is arranged on the inner side of the air inlet 202, and a filter sheet 204 is arranged on the inner side of the installation and embedding groove 203; the outer air inlet channel 3 is arranged on the rear side of the filter plate 204, the rear side of the outer air inlet channel 3 is provided with a fan 301, the rear side of the fan 301 is provided with an inner air inlet channel 302, the left side and the right side of the inner air inlet channel 302 are symmetrically provided with side communicating air channels 303, the front side of each side communicating air channel 303 is provided with a side communicating air pipe 304, an air exhaust channel 305 is arranged below the inner air inlet channel 302, and the rear side of the air exhaust channel 305 is connected with an air exhaust pipe 306; the vertical adjusting air pipe 4 is arranged on the inner side of the outer air inlet channel 3, a sealing plate 401 is arranged on the inner side, a central shaft 402 is arranged in the middle of the sealing plate 401, and an adjusting gear 403 is arranged at the top end of the central shaft 402; the adjusting rack 5 is arranged on the inner side of the adjusting gear 403, the middle of the adjusting rack is connected with a transverse connecting rod 501, one side of the transverse connecting rod 501 is provided with a metal telescopic rod 502, the top end of the metal telescopic rod 502 is provided with a limiting block 503, the rear end of the metal telescopic rod 502 is provided with an electromagnetic coil 504, and the inner side of the electromagnetic coil 504 is provided with a return spring 505; the breath monitoring tube 6 is arranged on the upper side of the veneering sealing cover 1, a sealing slide block 601 is nested inside the breath monitoring tube, one side of the sealing slide block 601 is connected with a balance spring 602, a conductive copper sheet 603 is arranged in the middle of the sealing slide block 601, and connecting contacts 604 are symmetrically arranged on the left side and the right side of the conductive copper sheet 603.

Referring to fig. 1 to 5, optionally, the facing sealing strip 104 is connected to the edge bayonet 102 through the connecting card 103, the connecting card 103 is matched with the edge bayonet 102 in size, the filter 204 is matched with the mounting and engaging groove 203 in size, the filter 204 is matched with the air inlet 202 in size, the mask is provided with the facing sealing cover 1 made of a semi-flexible material structure, the mask can be completely bound to the face for wearing through the facing sealing cover 1 and the headband 101, the edge of the facing sealing cover 1 is also provided with the facing sealing strip 104, the facing sealing strip 104 is made of a soft material and can be completely attached to the face to maintain the sealing of the mask and avoid pressing the face to protect the skin, and meanwhile, the facing sealing strip 104 is buckled on the edge bayonet 102 through the connecting card 103 with a semi-circular structure for connection and installation, so as to facilitate the removal and replacement of the, people with different face sizes and curves use, and the suitability is better, and the gauze mask mainly through the air intake 202 air inlet that openly sets up, and the cassette 204 then installs in the centre of air intake 202 through installation gomphosis groove 203 gomphosis to filter the air that gets into, the cassette 204 can be in installation gomphosis groove 203 horizontal slip, is convenient for install and change, and it is more nimble convenient to use.

Referring to fig. 6 to 10, optionally, the outer air inlet channel 3, the inner air inlet channel 302, the side communicating air channel 303 and the air exhaust channel 305 are all provided with vertical adjusting air pipes 4, vertical center lines of the vertical adjusting air pipes 4 are parallel to each other, the sealing plate 401 is rotatably connected with the vertical adjusting air pipes 4 through a central shaft 402, the vertical adjusting air pipes 4 are matched with the sealing plate 401 in size, a horizontal center line of the sealing plate 401 arranged inside the outer air inlet channel 3 is parallel to a horizontal center line of the sealing plate 401 arranged inside the inner air inlet channel 302, a horizontal center line of the sealing plate 401 arranged inside the outer air inlet channel 3 is perpendicular to a horizontal center line of the sealing plate 401 arranged inside the side communicating air channel 303, a horizontal center line of the sealing plate 401 arranged inside the air exhaust channel 305 is parallel to a horizontal center line of the sealing plate 401 arranged inside the side communicating air, the mask is supplied with air through an air inlet 202 arranged on the front surface, the air enters through the air inlet 202 and is filtered by a filter plate 204 and then continues to enter an outer air inlet channel 3, then is discharged into the veneering sealing cover 1 from an inner air inlet channel 302 through a fan 301 for people to breathe, the air inlet 202, the outer air inlet channel 3, the fan 301 and the inner air inlet channel 302 sequentially form an air inlet passage, during exhalation, the air is discharged into a side communicating air pipe 304 from a side communicating air channel 303 arranged on two sides of the inner air inlet channel 302, and then is discharged into an exhaust air pipe 306 through the fan 301 from an exhaust channel 305, the side communicating air channel 303, the side communicating air pipe 304, the fan 301, the exhaust channel 305 and the exhaust air pipe 306 form an exhaust passage, the air inlet passage and the exhaust passage commonly use the fan 301 as power, the passage switching is mainly regulated through a vertical regulating air pipe 4, a sealing plate 401 rotatably connected through a central shaft 402, through rotating closing plate 401 alright with the break-make of adjusting vertical regulation tuber pipe 4, and all be provided with vertical regulation tuber pipe 4 in every passageway, the closing plate 401 mutually perpendicular of the vertical regulation tuber pipe 4 in passageway and the air inlet passageway of airing exhaust moreover, so rotate in step every closing plate 401 alright adjust the wind channel passageway fast to make the gauze mask switch supplementary air inlet and supplementary mode of airing exhaust, use convenient and fast more.

Referring to fig. 8 to 11, optionally, the adjusting rack 5 and the adjusting gear 403 are engaged with each other to form a transmission structure, the horizontal center line of the adjusting rack 5 and the horizontal center line of the metal telescopic rod 502 are parallel to each other, the metal telescopic rod 502 and the electromagnetic coil 504 are connected in a sliding manner, the horizontal center line of the electromagnetic coil 504 and the horizontal center line of the metal telescopic rod 502 are located on the same straight line, the sealing plate 401 of each vertical adjusting air duct 4 is connected with the adjusting gear 403 through the central shaft 402, the adjusting gear 403 is engaged with the adjusting rack 5, the adjusting gear 403 can be synchronously driven to rotate by horizontally moving the adjusting rack 5, that is, the sealing plate 401 is controlled to rotate by a certain angle to adjust the on/off of the air duct, the switching is more rapid and sensitive, the adjusting rack 5 is connected with the metal telescopic rod 502 through a transverse connection, the adjusting rack 5 can be driven to, the metal telescopic rod 502 is embedded inside the electromagnetic coil 504, because the metal telescopic rod 502 is made of magnetic metal, when the electromagnetic coil 504 is powered on, the metal telescopic rod 502 is driven to translate outside, so as to drive the adjusting rack 5 to move transversely and synchronously, the top end of the metal telescopic rod 502 is provided with the limiting block 503 to limit the moving distance of the metal telescopic rod 502, the moving distance is equal to one-fourth of the perimeter of the adjusting gear 403, so that each time the metal telescopic rod 502 moves, the adjusting gear 403, namely the sealing plate 401, is driven to rotate ninety degrees by the adjusting rack 5, meanwhile, the reset spring 505 arranged on the metal telescopic rod 502 can drive the metal telescopic rod 502 to horizontally move to return to the original position after the electromagnetic coil 504 is powered off, and reset adjustment.

Referring to fig. 6 to 12, the size of the sealing slider 601 is matched with that of the respiration monitoring tube 6, the size of the conductive copper sheet 603 is matched with that of the connecting contact 604, the power supply battery 201 is electrically connected with the battery coil through the connecting contact 604, the mask switches the passage through the sealing plate 401 of the vertical adjusting air tube 4, so as to switch the auxiliary air intake mode and the auxiliary air exhaust mode, the sealing plate 401 is driven by the metal telescopic rod 502, that is, the work mode of the mask can be switched by controlling the on-off of the electromagnetic coil 504 circuit, two respiration monitoring tubes 6 are arranged on the veneering sealing cover 1 of the mask, one end of each respiration monitoring tube 6 is communicated with the interior of the veneering sealing cover 1, the other end of each respiration monitoring tube 6 is communicated with the space at normal pressure, the sealing slider 601 is arranged in the respiration monitoring tube 6, the sealing slider 601 can horizontally slide in the respiration monitoring tube 6, and the sealing slider 601, therefore, the position of the sealing slider 601 can be adjusted by changing the air pressure difference between the two sides of the sealing slider 601, that is, changing the air pressure inside the facing sealing cover 1, the sealing slider 601 is pulled by the balance spring 602 to be positioned at one side of the connecting contacts 604 in the normal state, the connecting contacts 604 are positioned at one side of the sealing slider 601 at the normal air pressure, the two connecting contacts 604 are separated from each other in the normal state, and the two connecting contacts 604 are positioned on the circuit between the electromagnetic coil 504 and the power supply terminal, when a person exhales outwards, the air pressure inside the facing sealing cover 1 can be increased, thereby pushing the sealing slider 601 to move to one side of the normal air pressure, that is, one side of the connecting contacts 604, so that the sealing slider 601 is contacted with the two connecting contacts 604, and the conductive copper sheet 603 made of conductive material is arranged in the middle of the sealing slider 601, so that the conductive copper, and then make solenoid 504 electrified to promote metal telescopic link 502 to switch the mode of gauze mask to supplementary mode of airing exhaust, and the inside atmospheric pressure of wainscot sealed cowling 1 reduces when the people breathes in, and sealed slider 601 resumes the normal position, and solenoid 504 loses the electricity, and the mode of work of gauze mask becomes supplementary air inlet mode, through the breathing monitoring tube 6 that sets up alright make gauze mask follow people's breathing state and frequency synchronization regulation mode, convenient to use is nimble.

When in use, the filter plate 204 is embedded and installed in the middle of the air inlet 202 through the installation embedding groove 203 to filter the entering air, then the facing sealing strip 104 suitable for the face of the user is replaced, the facing sealing cover 1 is buckled on the face, the nose mouth is positioned in the facing sealing cover 1, then the head band 101 is bound on the brain, after the wearing work of the mask is completed, the fan 301 is started, when the user inhales air, the vertical adjusting air pipes 4 in the outer side air inlet channel 3 and the inner side air inlet channel 302 are kept smooth, the vertical adjusting air pipes 4 in the side communicating air channel 303 and the air exhaust channel 305 are kept closed, the air enters through the air inlet 202 and is filtered by the filter plate 204 and then continues to enter the outer side air inlet channel 3, and then is discharged into the facing sealing cover 1 through the inner side air inlet channel 302 by the fan 301 for breathing of the user, the auxiliary air inlet work is completed, when the, because one end of the respiration monitoring pipe 6 is communicated with the interior of the veneering sealing cover 1, and the other end is communicated with the space of normal pressure, the air pressure in the veneering sealing cover 1 can be increased, thereby pushing the sealing slide block 601 to move to one side of normal air pressure, namely one side of the connecting contact 604, so that the sealing slide block 601 is contacted with the two connecting contacts 604, and the conductive copper sheet 603 arranged in the middle of the sealing slide block 601 can be contacted with the two connecting contacts 604, thereby the two connecting contacts 604 become a passage, further the electromagnetic coil 504 is electrified, the electromagnetic coil 504 pushes the metal telescopic rod 502 to move, the metal telescopic rod 502 drives the adjusting rack 5 to synchronously and transversely move through the transverse connecting rod 501, and the adjusting rack 5 drives the adjusting gear to synchronously rotate ninety degrees, thereby changing the on-off of each vertical adjusting air pipe 4, and enabling the vertical adjusting air pipes 403 in the outer air inlet channel 3, the vertical adjusting air pipes 4 in the side communicating air channel 303 and the air exhaust channel 305 become an unblocked state, the fan 301 discharges the air in the veneering sealing cover 1 from the side communicating air channel 303 to the veneering sealing cover 1 through the side communicating air pipe 304, then the air is discharged from the air exhaust channel 305 through the side communicating air pipe 304 and the fan 301 to complete auxiliary air exhaust work, then the user inhales again, the air pressure in the veneering sealing cover 1 is reduced, the sealing slide block 601 resets to cause the disconnection of the connecting contact 604, thereby causing the electromagnetic coil 504 to lose electricity, the metal telescopic rod 502 resets to drive the adjusting rack 5 to synchronously move reversely, the adjusting rack 5 drives the adjusting gear 403 to synchronously rotate ninety degrees, causing the vertical adjusting air pipes 4 in the outer air inlet channel 3 and the inner air inlet channel 302 to become an unblocked state, and the vertical adjusting air pipes 4 in the side communicating air channel 303 and the air exhaust channel 305 to become a, and finishing the switching of the working modes.

According to the self-adjusting air inlet and outlet mask provided by the invention, the plurality of ventilation channels are arranged in the mask, the vertical adjusting air pipe 4 is arranged in each ventilation channel, the on-off of each ventilation channel can be adjusted through the vertical adjusting air pipe 4, so that a plurality of air inlet and outlet circulation passages are formed in the mask, the mask can be switched between auxiliary air inlet and auxiliary air outlet under the condition that the fan 301 is kept rotating, the breathing state of a person can be flexibly detected by the pressure structure arranged at the inner side of the multi-section breathing monitoring pipe 6, the mask can be quickly and synchronously adjusted along with the breathing frequency of the person, the mask can be synchronously switched between the auxiliary air inlet and the auxiliary air outlet, the mask can avoid air inlet through the filter sheet 204 in the whole time period, the service life of the filter sheet 204 is prolonged, and the applicability and the use flexibility are higher.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.

It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.