CN214807981U

CN214807981U - Active air supply type mask

Info

Publication number: CN214807981U
Application number: CN202121130939.1U
Authority: CN
Inventors: 杨飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-23
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses an initiative air supply formula face guard, include: the top cap comprises a top cap body, wherein a head fixing band is arranged on the rear side of the top cap body, an air inlet channel, an air outlet channel and an accommodating cavity are arranged in an interlayer on the inner wall of the top cap body, a battery, a turbofan and a first filter are arranged in the accommodating cavity, the first filter is arranged right above the turbofan, a first air inlet of the air inlet channel is arranged on the rear side of the top cap body, a first air outlet of the air inlet channel is communicated with the accommodating cavity through the first filter, a second air inlet of the air outlet channel is communicated with one side of the accommodating cavity, and the battery is electrically connected with the turbofan; the upper end of the mask body is fixed with the lower edge of the front side of the top cap body, a second air outlet of the air outlet channel is communicated with the face accommodating cavity of the mask body, an air outlet is formed in the lower end of the mask body, and a second filter is arranged on the air outlet; and the switch is arranged on one side of the outer wall of the top cap body and is electrically connected with the battery and the turbofan. The mask has the advantages of comfortable wearing, natural breathing and good protection.

Description

Active air supply type mask

Technical Field

The utility model relates to a face guard technical field, more specifically the utility model relates to an initiative air supply formula face guard that says so.

Background

The existing medical mask, such as 1 and N95 mask: although the mask has a strong protection effect, extra force is needed for inhaling, and the moisture in the mask cannot be effectively removed by exhaling, so that the normal breathing of the mask is influenced, and the mask is very stuffy when being worn for a long time in summer; 2. electric active air supply mask: although the fan sucks external air into the mask, the problem that the ordinary mask brings overlarge air suction pressure is relieved, the mask is often heavier, needs to be tightly pressed on the face, is poor in wearing experience, and does physical activity or running exercise, and large-opening ventilation is still very stuffy due to the fact that the volume of the cavity in the electric air supply mask is not enough; 3. helmet with filter: although the protective performance is the best, the protective clothing is heavy and high in price, is similar to workers in chemical protection industries after being worn, and is not suitable for ordinary people to wear in public places. In addition, the common mask and the active air supply mask can only protect the mouth and the nose, and can be used for comprehensively protecting certain specific industries, such as workers in dust environment, by being matched with other protective articles.

Therefore, how to provide an active blowing mask which is comfortable to wear, natural to breathe and good in protection is a problem that needs to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an initiative blowing type face guard that wears comfortable, breathe naturally, protectiveness is good.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an actively-ventilated mask, comprising:

the top cap comprises a top cap body, wherein a head fixing band is arranged on the rear side of the top cap body, an air inlet channel, an air outlet channel and a containing cavity are arranged in an interlayer on the inner wall of the top cap body, a battery, a turbofan and a first filter are arranged in the containing cavity, the first filter is arranged right above the turbofan, the air inlet channel is positioned above the containing cavity, a first air inlet of the air inlet channel is arranged on the rear side of the top cap body, a first air outlet of the air inlet channel is communicated with the containing cavity through the first filter, the air outlet channel is positioned on one side of the containing cavity, a second air inlet of the air outlet channel is communicated with one side of the containing cavity, and the battery is electrically connected with the turbofan;

the inner cavity of the mask body is a face accommodating cavity, the upper end of the mask body is fixedly connected with the lower edge of the front side of the hood body, a second air outlet of the air outlet channel is communicated with the face accommodating cavity, an air outlet is formed in the lower end of the mask body, and a second filter is arranged on the air outlet;

the switch is arranged on one side of the outer wall of the top cap body, and the switch is electrically connected with the battery and the turbofan.

According to the above technical scheme, compare with prior art, the utility model provides an initiative air supply formula face guard, in using, wear the hood body overhead, and use the head fixed band to fix, then make turbofan work through the switch, turbofan pumps external air to the inlet air duct in through first air intake, and filter the back through first filter, enter into and hold the chamber, and enter into the outlet air duct in through the second air intake, enter into the face through the second air outlet at last and hold the intracavity, hold the intracavity at the face and flow from top to bottom and discharge through the air outlet, and still can discharge the face guard body outside with the waste gas of user's exhalation together, it has a large amount of new air to keep the face to hold the intracavity all the time, can not lead to the oppressive sense.

Therefore, the utility model discloses an initiative air supply formula face guard has following several advantages:

the mask has the advantages that the bearing mode of the mask is that the upper part of the head bears the weight, is similar to a hat, and is easier to wear compared with the mode of compressing the face of an electric active air supply mask; moreover, because the mask body does not cover ears, the effects of answering a call and listening music with an earphone are not influenced;

secondly, the protection performance is good: the mask body can protect the whole face, is suitable for workers in special working environments to wear, and can prevent bacteria and viruses from entering eyes to cause infection particularly in sand weather and air-borne diseases;

the first air inlet is arranged at the rear side of the hood body, so that rainwater can be prevented from entering an air inlet duct, and windward noise in windy weather can be reduced;

because the face accommodating cavity is large enough, and the active air supply speed is high, the air exhaled from the mask is quickly discharged, so that the mask can continuously breathe deeply without feeling oppression, and the mask is suitable for being worn in running and strenuous exercise due to the fact that the mask is worn in a manner similar to a hat.

Furthermore, the width of the inner cavity of the air outlet channel is gradually increased from the second air inlet to the second air outlet.

The beneficial effect that adopts above-mentioned technical scheme to produce is, through the wind channel that expands gradually, has reduced the wind noise.

Further, an included angle α between the air outlet direction of the second air outlet and the horizontal plane is 15 °.

Adopt the beneficial effect that above-mentioned technical scheme produced, can make wind blow to the face guard body, and not directly blow the face, so very comfortable nature still can take away the inside steam of face guard body, remains throughout fog-free, and the sight is clear to unanimous with the old air direction of nose exhalation, the discharge of the old air of exhalation accelerates, remains throughout the largest amount of fresh air, can not lead to oppressing.

Further, the mask body is provided with a soft silica gel wrapping edge.

The beneficial effect that adopts above-mentioned technical scheme to produce is, can play the sealed effect of facing.

Further, the battery is rechargeable battery, and top cap body outer wall one side is equipped with and is used for giving the Type-c that the battery charges mouthful.

Further, the battery is a No. 5 or No. 7 battery.

Furthermore, an insect prevention grid net is arranged on the first air inlet.

Adopt above-mentioned technical scheme to produce beneficial effect be, can prevent that the mosquito from flying into air inlet duct and blockking up wind channel or first filter through first air intake, guarantee that air inlet duct and first filter have good performance.

Furthermore, the mask body is made of transparent materials.

The technical scheme has the beneficial effects that the transparent mask can show the whole facial features, so that the application of face recognition can be realized without taking off the mask.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic view of an active blowing mask according to the present invention.

Fig. 2 is a side view of the structure of fig. 1.

Fig. 3 is a schematic structural view of the air outlet channel and the accommodating cavity, the first filter and the turbofan.

Fig. 4 is a schematic view of an included angle between an air outlet direction of the second air outlet and a horizontal plane.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the embodiment of the present invention discloses an active air supply type mask, including:

the top cap comprises a top cap body 1, a head fixing band 2 is arranged on the rear side of the top cap body 1, an air inlet channel 101 is arranged in an interlayer of the inner wall of the top cap body 1, an air outlet channel 102 and a containing cavity 103, a battery 3 is arranged in the containing cavity 103, a turbofan 4, a first filter 5 is arranged right above the turbofan 4, the air inlet channel 101 is positioned above the containing cavity 103, a first air inlet 1011 of the air inlet channel 101 is arranged on the rear side of the top cap body 1, a first air outlet 1012 of the air inlet channel 101 is communicated with the containing cavity 103 through the first filter 5, the air outlet channel 102 is positioned on one side of the containing cavity 103, a second air inlet 1021 of the air outlet channel 102 is communicated with one side of the containing cavity 103, and the battery 3 is electrically connected with the turbofan 4;

the mask comprises a mask body 6, wherein the inner cavity of the mask body 6 is a face accommodating cavity, the upper end of the mask body 6 is fixedly connected with the lower edge of the front side of the top cap body 1, a second air outlet 1022 of the air outlet channel 102 is communicated with the face accommodating cavity, an air outlet 601 is formed in the lower end of the mask body 6, and a second filter 7 (capable of preventing germs from overflowing and preventing air at the air outlet from flowing back and bringing pollution) is arranged on the air outlet 601;

switch 8, switch 8 set up in top cap body 1's outer wall one side, and switch 8 all is connected with battery 3, turbofan 4 electricity.

The width of the inner cavity of the air outlet channel 102 gradually increases from the second air inlet 1021 to the second air outlet 1022.

The angle α between the air outlet direction of the second air outlet 1022 and the horizontal plane is 15 °.

The mask body 6 is provided with a soft silica gel edge 9.

The battery 3 is a rechargeable battery, such as 18650 battery, lithium polymer battery, and a Type-c charging port 10 for charging the battery 3 is provided on one side of the outer wall of the top cap body 1. Or, the battery 3 is a No. 5 or No. 7 battery, and a battery chamber is arranged in the accommodating cavity.

The first air inlet 1011 is provided with an insect-proof grille net 11.

The mask body 6 is made of transparent material.

Wherein, first filter 5 and second filter 7 all can be followed the face guard and pulled down (for example the filter adopts the buckle, inlays to establish or mode dismouting such as slip grafting) to in the filter of renewal, guarantee the good air filter effect of face guard.

The utility model discloses an initiative air supply formula face guard, during the use, wear the hood body overhead, and use the head fixed band to fix, then make turbofan work through the switch, turbofan pumps external air in first air intake to inlet air duct, and filter the back through first filter, enter into and hold the chamber, and enter into the air-out passageway through the second air intake, enter into the face through the second air outlet at last and hold the intracavity, hold the intracavity at the face and flow from top to bottom and discharge through the air outlet, and still can discharge the face guard body outside with the waste gas of user's exhalation together, it has a large amount of new air to keep the face to hold the intracavity all the time, can not lead to the sense of oppressing. Therefore, the mask has the advantages of comfortable wearing, natural breathing and good protection.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An active blow mask, comprising:

the top cap comprises a top cap body (1), a head fixing band (2) is arranged on the rear side of the top cap body (1), an air inlet channel (101), an air outlet channel (102) and a containing cavity (103) are arranged in an interlayer of the inner wall of the top cap body (1), a battery (3), a turbofan (4) and a first filter (5) are arranged in the containing cavity (103), the first filter (5) is arranged right above the turbofan (4), the air inlet channel (101) is positioned above the containing cavity (103), a first air inlet (1011) of the air inlet channel (101) is arranged on the rear side of the top cap body (1), a first air outlet (1012) of the air inlet channel (101) is communicated with the containing cavity (103) through the first filter (5), the air outlet channel (102) is positioned on one side of the containing cavity (103), and a second air inlet (1021) of the air outlet channel (102) is communicated with one side of the containing cavity (103), the battery (3) is electrically connected with the turbofan (4);

the mask comprises a mask body (6), the inner cavity of the mask body (6) is a face accommodating cavity, the upper end of the mask body (6) is fixedly connected with the lower edge of the front side of the hood body (1), a second air outlet (1022) of the air outlet channel (102) is communicated with the face accommodating cavity, an air outlet (601) is formed in the lower end of the mask body (6), and a second filter (7) is arranged on the air outlet (601);

the switch (8), the switch (8) sets up the outer wall one side of top cap body (1), just switch (8) all with battery (3), turbofan (4) electricity is connected.

2. The active air supply mask as claimed in claim 1, wherein the width of the inner cavity of the air outlet channel (102) gradually increases from the second air inlet (1021) to the second air outlet (1022).

3. The active blowing mask as claimed in claim 1, wherein the angle α between the air outlet direction of the second air outlet (1022) and the horizontal plane is 15 °.

4. An active blowing mask according to claim 1, wherein the mask body (6) has a soft silicone skirt (9).

5. The active air supply Type mask as claimed in claim 1, wherein the battery (3) is a rechargeable battery, and a Type-c charging port (10) for charging the battery (3) is formed at one side of the outer wall of the top cap body (1).

6. Active-blowing mask according to claim 1, characterized in that said battery (3) is a No. 5 or No. 7 battery.

7. The active blowing mask as claimed in claim 1, wherein the first air inlet (1011) is provided with an insect-proof grille net (11).

8. The active blowing mask as claimed in any one of claims 1 to 7, wherein said mask body (6) is made of a transparent material.