WO2021189580A1

WO2021189580A1 - Mask facilitating air intake and discharge

Info

Publication number: WO2021189580A1
Application number: PCT/CN2020/086101
Authority: WO
Inventors: 高锋
Original assignee: 高锋
Priority date: 2020-03-25
Filing date: 2020-04-22
Publication date: 2021-09-30
Also published as: CN213215436U

Abstract

Disclosed is a mask facilitating air intake and discharge. The mask comprises a mask body frame (1) and a hat (2), wherein a transparent PC board (3) is installed on the mask body frame (1); baffles (4) are hinged to two ends of the mask body frame (1); an air intake box (5) is arranged on the hat (2); an air discharge box (6) is arranged on the outer side of the baffle (4) at one side; fans are arranged in the air intake box (5) and the air discharge box (6); the output end of the air intake box (5) is connected to an air intake pipe (7); the air intake pipe (7) extends into the cover body frame (1); and a discharge pipe (8) is arranged at the right end of the inner side of the cover body frame (1). The mask is provided with the air intake box (5) and the air discharge box (6), and when the mask is used, the mask is worn by means of ear loops (10), external air is filtered by means of a non-woven fabric filter layer (20) under the action of an air intake fan (18) and is then discharged into an elastic air bag (11) from the air intake pipe (7), the air enters from one end of the elastic air bag (11) and flows out of the other end of the elastic air bag into the mask, air circulation is increased by means of the opening and closing of the lower jaw, and the exhaled gas is then sucked out of the discharge pipe (8) by means of an exhaust fan (21) and is disinfected and discharged by means of an activated carbon fiber net (23), such that breathing is smoother.

Description

A mask that is convenient for air intake and exhaust

Technical field

The utility model relates to the technical field of masks, in particular to a mask that is convenient for air intake and exhaust.

Background technique

Mask is a kind of sanitary product, generally refers to the appliance that is worn on the mouth and nose to filter the air entering the mouth and nose to prevent harmful gases, odors, and droplets from entering and leaving the wearer's mouth and nose. It is made of gauze or paper. The mask has a certain filtering effect on the air entering the lungs;

The kitchen is a place where food and food production are concentrated. A large amount of oil fume generated during cooking can cause damage to the respiratory system. In order to avoid oil fume damage, it is necessary to wear a mask when working in the kitchen for a long time;

Most of the existing masks are designed with multi-layer gauze, which are easy to breathe when used, and are not sealed enough during ventilation. Part of the air enters the inside without filtering from the side of the mask, and the protection is unreliable. Therefore, this utility model proposes a A mask that is convenient for air intake and exhaust can solve the problems existing in the prior art.

Utility model content

In view of the above-mentioned problems, the purpose of the present invention is to provide a mask that is convenient for air intake and exhaust, which provides driving force to construct a complete air flow process, which makes breathing easier and reduces the residual bacteria in the mask.

In order to achieve the purpose of the present utility model, the present utility model is realized through the following technical solutions: a mask that is convenient for air intake and exhaust, including a cover frame and a hat, characterized in that: a transparent PC board is installed on the cover frame, and Both ends of the cover frame are hinged with baffles, the hat is provided with an air inlet box, the outer side of the baffle on one side is provided with an air outlet box, and the air inlet box and the air outlet box are both equipped with fans , The output end of the air intake box is connected with an air intake pipe, and the air intake pipe extends into the cover frame, an exhaust pipe is provided at the right end of the inner side of the cover frame, and one end of the exhaust pipe is connected with the air outlet box, so A seal is provided at the edge of the inner side of the cover frame, one end of the baffle is installed with an ear strap through a threading hole, an elastic air bag is arranged below the inner side of the cover frame, and the output end of the air intake pipe is connected to the elastic air bag The air inlet of the elastic airbag is connected, and the air outlet of the elastic airbag is connected to the inside of the cover frame.

A further improvement is that: a cover mouth is provided at the middle position of the cover body frame, and a sealing rubber ring is provided at the front end of the inner side of the cover mouth, and a soft rubber block is provided at the rear end of the cover mouth, and the soft rubber block is provided with In multiple groups, the transparent PC board is fixed between the sealing rubber ring and the soft rubber block.

A further improvement is that: the upper part of the two sets of baffles are equipped with a sling through the threading hole, and the upper part of the sling is connected with a hat, and the hat is provided with a solar panel and a battery, and the output end of the solar panel is connected to the battery through a photovoltaic converter The battery is electrically connected to the fans inside the air inlet box and the air outlet box through wires.

A further improvement is that: the fan inside the air intake box is an air intake fan, and the front side of the air intake box is connected with a first filter cartridge through a screw thread, and a non-woven filter layer is arranged inside the first filter cartridge, so The non-woven fabric filter layer is provided with at least three layers.

A further improvement is that: the fan inside the air outlet box is an exhaust fan, and the front side of the air outlet box is connected with a second filter cartridge through threads, and the second filter cartridge is filled with activated carbon fiber mesh.

The beneficial effects of the utility model are: the utility model is provided with an air inlet box and an air outlet box respectively. When in use, the mask is worn through the ear straps, and the external air is filtered through the non-woven filter layer by the function of the air inlet fan. The trachea is discharged into the elastic airbag. One end of the elastic airbag enters the air, and the other end exits into the mask. The lower forehead opens and closes to increase the air circulation, and then the exhaled air is sucked out from the exhaust pipe through the exhaust fan and sterilized by the activated carbon fiber net. The whole process provides driving force to build a complete air flow process, breathing more smoothly, reducing the residual bacteria in the mask, and at the same time, using the seal and the elastic airbag to fit the face to achieve a sealing effect, so that an independent space is formed in the mask to avoid Air enters the inside from the side of the mask, which can effectively filter the oil fume in the kitchen, and the protection is more reliable. In addition, the solar panel and battery on the hat collect solar energy to generate electricity to ensure the supply of air inlet and exhaust fans, making it more convenient to use.

Description of the drawings

Figure 1 is the front view of the utility model;

Figure 2 is a schematic diagram of the structure of the cover frame of the utility model;

Figure 3 is a schematic diagram of the inside of the air intake box of the present invention;

Figure 4 is a schematic diagram of the inside of the air outlet box of the present invention.

Among them: 1. Cover frame; 2. Hat; 3. Transparent PC board; 4. Baffle; 5. Air intake box; 6. Air outlet box; 7. Air intake pipe; 8. Exhaust pipe; 9. Seal; 10. 11. Ear strap; 11. Elastic airbag; 12. Cover; 13. Seal rubber ring; 14. Soft rubber block; 15. Sling; 16. Solar panel; 17. Battery; 18. Air inlet; 19. First filter Cartridge; 20, non-woven filter layer; 21, exhaust fan; 22, second filter cartridge; 23, activated carbon fiber net.

Detailed ways

In order to deepen the understanding of the present utility model, the present utility model will be described in further detail below in conjunction with examples. The present examples are only used to explain the present utility model and do not constitute a limitation on the protection scope of the present utility model.

As shown in Figures 1, 2, 3, and 4, this embodiment provides a mask that is convenient for air intake and exhaust, including a cover frame 1 and a cap 2, characterized in that: a transparent PC is installed on the cover frame 1 Plate 3, and both ends of the cover frame 1 are hinged with baffles 4, the hat 2 is provided with an air inlet box 5, and the outer side of the baffle 4 on one side is provided with an air outlet box 6, the air inlet Both the box 5 and the air outlet box 6 are equipped with fans. The output end of the air inlet box 5 is connected with an air inlet pipe 7, and the air inlet pipe 7 extends into the cover frame 1, and the inner right end of the cover frame 1 is provided There is an exhaust pipe 8, and one end of the exhaust pipe 8 is in communication with the air outlet box 6, a seal 9 is provided on the inner edge of the cover frame 1, and an ear strap 10 is installed at one end of the baffle 4 through a threading hole An elastic airbag 11 is provided below the inside of the cover frame 1, the output end of the air intake pipe 7 is connected to the air inlet of the elastic airbag 11, and the air outlet of the elastic airbag 11 is connected to the inside of the cover frame 1. When using in the kitchen, wear a mask through the ear strap 10, fit the seal 9 and the elastic airbag 11 to the face, and use the fan in the air intake box 5 to filter the outside air and discharge it from the air intake pipe 7 into the elastic airbag 11 Inside, the elastic airbag 11 takes in one end of the air, and one end of the air into the mask. The lower forehead opens and closes to increase air circulation, and then the fan in the air outlet box 4 disinfects and discharges the exhaled air from the exhaust pipe 8. The whole process provides driving Strive to build a complete air flow process.

A cover mouth 12 is provided at the middle position of the cover body frame 1, and a sealing rubber ring 13 is provided at the front end of the inner side of the cover mouth 12, and a soft rubber block 14 is provided at the rear end of the inner side of the cover mouth 12, and the soft rubber block 14 is provided with multiple groups, and the transparent PC board 3 is fixed between the sealing rubber ring 13 and the soft rubber block 14. It is convenient to take out the transparent PC board 3 for replacement and disinfection.

Above the two sets of baffles 4, a sling 15 is installed through threading holes, and the top of the sling 15 is connected to a hat 2. The hat 2 is provided with a solar panel 16 and a battery 17, and the output end of the solar panel 16 is through photovoltaic The converter is connected to a battery 17, and the battery 17 is electrically connected to the fans inside the air inlet box 5 and the air outlet box 6 through wires. Put on the hat 2 and use the solar panel 16 and the battery 17 to collect solar energy to generate electricity to ensure the supply of the inlet fan 18 and the exhaust fan 21.

The fan inside the air intake box 5 is an air intake fan 18, and the front side of the air intake box 5 is connected with a first filter cartridge 19 through threads, and a non-woven filter layer 20 is arranged inside the first filter cartridge 19 , The non-woven filter layer 20 is provided with three layers. The outside air is filtered by the non-woven fabric filter layer 20 by the function of the air inlet fan 18 and discharged from the air inlet pipe 7 into the inside of the hood.

The fan inside the air outlet box 6 is an exhaust fan 21, and the front side of the air outlet box 6 is connected with a second filter cartridge 22 through threads, and the second filter cartridge 22 is filled with activated carbon fiber mesh 23. The air exhaled in the mask is sucked out from the exhaust pipe 8 by the exhaust fan 21 and discharged through the activated carbon fiber net 23 for sterilization.

The mask that is convenient for air intake and exhaust is provided with an air inlet box 5 and an air outlet box 6. When in use, the mask is worn through the ear strap 10, and the outside air is filtered through the non-woven filter layer 20 by the function of the air inlet fan 18 The air intake pipe 7 is discharged into the elastic airbag 11, one end of the elastic airbag 11 enters in, and one end is discharged into the mask. The lower forehead opens and closes to increase the air circulation, and then the exhaled air is sucked out from the exhaust pipe 8 through the exhaust fan 21 It is disinfected and discharged through the activated carbon fiber net 23. The whole process provides driving force to build a complete air flow process, which makes breathing more smoothly and reduces the residual bacteria in the mask. At the same time, the seal 9 and the elastic airbag 11 are used to fit the face to achieve a sealing effect. Create a separate space in the mask to prevent air from entering the inside from the side of the mask, which can effectively filter the oil fume in the kitchen, and the protection is more reliable. In addition, the solar panels 16 and batteries 17 on the cap 15 are collected from the window and irradiated to the kitchen. The internal solar energy source generates electricity to ensure the supply of the inlet fan 18 and the exhaust fan 21, which is more convenient to use.

The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the industry should understand that the present utility model is not limited by the foregoing embodiments. The foregoing embodiments and descriptions only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model The new model will have various changes and improvements, and these changes and improvements fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims

A mask that is convenient for air intake and exhaust, comprising a cover frame (1) and a hat (2), characterized in that: a transparent PC board (3) is installed on the cover frame (1), and the cover frame (1) Both ends of the) are hinged with baffles (4), the hat (2) is provided with an air inlet box (5), and the outer side of the baffle (4) on one side is provided with an air outlet box (6), so The air inlet box (5) and the air outlet box (6) are equipped with fans inside, the output end of the air inlet box (5) is connected with an air inlet pipe (7), and the air inlet pipe (7) extends to the cover frame In (1), an exhaust pipe (8) is provided at the inner right end of the cover frame (1), and one end of the exhaust pipe (8) is in communication with the air outlet box (6), and the cover frame (1) A seal (9) is provided on the edge of the inner side, one end of the baffle (4) is installed with an ear strap (10) through a threading hole, and an elastic airbag (11) is provided below the inner side of the cover frame (1) The output end of the air intake pipe (7) is communicated with the air inlet of the elastic airbag (11), and the air outlet of the elastic airbag (11) is communicated with the inside of the cover frame (1).
The mask for facilitating air intake and exhaust according to claim 1, characterized in that: a cover mouth (12) is provided at the middle position of the cover body frame (1), and the front end of the inner side of the cover mouth (12) is provided There is a sealing rubber ring (13), the rear end of the inner side of the cover (12) is provided with a soft rubber block (14), and the soft rubber block (14) is provided with multiple groups, and the transparent PC board (3) is fixed on Seal between the rubber ring (13) and the soft rubber block (14).
The mask for facilitating air intake and exhaust according to claim 1, characterized in that: above the two sets of baffles (4) are equipped with a sling (15) through a threading hole, and the top of the sling (15) is connected with a hat (2) The hat (2) is provided with a solar panel (16) and a battery (17), the output end of the solar panel (16) is connected to the battery (17) through a photovoltaic converter, and the battery (17) ) Are respectively electrically connected to the fans inside the air inlet box (5) and the air outlet box (6) through wires.
The mask for facilitating air intake and exhaust according to claim 1, characterized in that: the fan inside the air intake box (5) is an air intake fan (18), and the front side of the air intake box (5) is threaded A first filter cartridge (19) is connected and installed, a non-woven fabric filter layer (20) is arranged inside the first filter cartridge (19), and the non-woven fabric filter layer (20) is provided with at least three layers.
The mask for facilitating air intake and exhaust according to claim 1, characterized in that the fan inside the air outlet box (6) is an exhaust fan (21), and the front side of the air outlet box (6) is connected and installed by threads There is a second filter cartridge (22), and the second filter cartridge (22) is filled with an activated carbon fiber net (23).