CN115191686A

CN115191686A - Dust mask capable of automatically cleaning visual field shielding object

Info

Publication number: CN115191686A
Application number: CN202210843349.6A
Authority: CN
Inventors: 谭凯文; 谭亿枢; 谭亿卓
Original assignee: Guangzhou Zhijia Baobao Network Technology Service Co ltd
Current assignee: Guangzhou Zhijia Baobao Network Technology Service Co ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-10-18

Abstract

The invention discloses a dustproof mask capable of automatically cleaning a visual field obstruction, which comprises a mask body and an air supply device, wherein a plurality of ventilating branch pipes communicated with the air supply device are arranged in the mask body, the ventilating branch pipes extend to the inner side of the mask body, pipe orifices of the ventilating branch pipes face to the inner wall of a visual window of the mask body, and airflow discharged from the ventilating branch pipes covers the inner wall of the visual window of the mask body; the face guard is provided with the exhaust port that supplies gas exhaust. The invention has the effects of ensuring that a user breathes more smoothly in the using process and improving the problem of blurred vision caused by long-time wearing.

Description

Dust mask capable of automatically cleaning visual field shielding object

Technical Field

The invention relates to the field of breathing masks, in particular to a dustproof mask capable of automatically cleaning visual field shelters.

Background

The face mask belongs to common face protection tools in daily life, is particularly widely applied to processing factories and construction sites, and can be used for preventing spark sputtering or preventing harmful substances from being inhaled into human bodies.

The face mask comprises a mask body and a binding band, the mask body covers the face of a user and is fixed on the head of the user through the binding band, the mask body is generally provided with a filtering layer, and substances with strong adsorption performance, such as activated carbon, and the like are also arranged in the filtering layer, and the face mask also has a deodorization function.

In conclusion, because the relatively closed environment is formed between the mask and the face of the human body, and the air permeability of the filter layer is poor, the user can not breathe smoothly enough, and the mask is worn for a long time, so that water mist is easily formed on the visible window of the mask body, the sight of the user is blurred, the user cannot conveniently complete the construction operation, and the improvement space is still reserved.

Disclosure of Invention

The invention provides a dustproof mask capable of automatically cleaning a vision obstruction, which aims to enable a user to breathe more smoothly in the using process and solve the problem of blurred vision caused by long-time wearing.

The invention provides a dust mask for automatically cleaning a vision obstruction, which adopts the following technical scheme:

a dustproof mask capable of automatically cleaning a visual field obstruction comprises a mask body and an air supply device, wherein a plurality of air branch pipes communicated with the air supply device are arranged in the mask body, the air branch pipes extend to the inner side of the mask body, pipe orifices of the air branch pipes face to the inner wall of a visual window of the mask body, and air flows discharged from the air branch pipes cover the inner wall of the visual window of the mask body; the face guard is provided with a vent hole for discharging gas.

Through adopting above-mentioned technical scheme, the gas that air feeder let in blows the brush to the cover body visual window, the probability that the steam that has reduced human body exhalation contacted cover body visual window inner wall, reduce the formation of water smoke, be favorable to keeping the sight clear, in addition, toward the internal ventilation of cover, so that the internal circulation of air of cover is smooth and easy, simultaneously, the air current after the via face guard inner wall bounce-back is gentler, so that breathe more smoothly, be favorable to alleviating the uncomfortable sense of user when wearing the face guard for a long time.

Preferably, the cover body is externally provided with a plurality of external branch pipes communicated with the air supply device, pipe orifices of the external branch pipes face the outer wall of the visual window of the cover body, and airflow discharged from the plurality of ventilation branch pipes covers the outer wall of the visual window of the cover body.

Because raise dust phenomenon is many in the building site, and the dust easily adheres in the cover body outside, causes the user sight fuzzy to influence the normal construction of user, through adopting above-mentioned technical scheme, the gas that air feeder let in blows the brush to cover body visual window outer wall, has reduced the probability of dust adhesion at cover body visual window outer wall, is favorable to keeping the sight clear.

Preferably, air feeder includes the framework and sets up fan and the filter core in the framework, and the framework is provided with air intake and air outlet, the fan during operation, the air is followed the air intake gets into, and passes through the filter core filters the back and follows the air outlet is discharged, and air feeder still includes connecting pipe and inner pipe, the inner pipe inlays in the cover internal portion and communicates with branch pipe and external branch pipe of ventilating, the connecting pipe communicates in air outlet and inner pipe.

Through adopting above-mentioned technical scheme, outside air gets into in the frame under the suction effect of fan to discharge after the filter core purifies, the air current is from external branch pipe and the branch pipe discharge cover body inside and outside both sides of ventilating respectively behind connecting pipe, the inner tube, with the realization to the visual window of the cover body inside and outside both sides blow the brush purpose, is favorable to reducing the probability that dust or harmful gas got into the human body simultaneously.

Preferably, the internal pipe is arranged at the top of the cover body, the ventilation branch pipe inclines downwards and faces towards the inner wall of the visual window of the cover body, and the external branch pipe inclines downwards and faces towards the outer wall of the visual window of the cover body.

Through adopting above-mentioned technical scheme, the air current blows the brush from last to down, avoids the air current to strike user's nasal cavity, is favorable to improving the suitability.

Preferably, a flexible belt is arranged on the inner side of the cover body and is positioned at the top of the cover body.

Because the cover body is made of hard materials, the user is easy to feel uncomfortable after wearing the mask body for a long time, and the elastic flexible belt is arranged at the top of the cover body by adopting the technical scheme so as to relieve the discomfort of the forehead position.

Preferably, the frame body is provided with a filtering chamber, and the filter element is detachably connected to the filtering chamber.

Through adopting above-mentioned technical scheme to change the filter core.

Preferably, the filtering chamber is located at a side portion of the frame, an end surface portion of the frame is provided with a joining chamber, and the air inlet faces the end surface portion of the frame and is communicated with the joining chamber.

Through adopting above-mentioned technical scheme, will filter the chamber setting in the lateral part, be favorable to dwindling the occupation space of filter core, and then reduce the whole volume of framework.

Preferably, the filter chamber is located at an end surface portion of the frame, and the air inlet is directed toward the end surface portion of the frame and communicates with the filter chamber.

By adopting the technical scheme, the air inlet is directly communicated with the filtering cavity, so that the air flow can smoothly enter the filtering cavity.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present application.

Fig. 2 is a schematic front view of a face mask in example 1 of the present application.

Fig. 3 is a schematic structural view of an air supply device in embodiment 1 of the present application.

Fig. 4 is a schematic structural view of an air supply device in embodiment 2 of the present application.

Description of the reference numerals: 1. a cover body; 11. a visual window; 12. an exhaust port; 13. a vent branch; 14. an external branch pipe; 15. a flexible band; 2. a frame body; 21. a filtration chamber; 22. an engaging chamber; 23. an air outlet; 24. an air inlet; 25. a filter plate; 3. binding bands; 4. a connecting pipe; 5. a build-in tube; 6. a fan; 7. and (3) a filter element.

Detailed Description

The invention is described in further detail below with reference to figures 1-4.

Example 1

The embodiment of the invention discloses a dust mask capable of automatically cleaning a visual field obstruction. Referring to fig. 1 and 2, a dust mask for automatically cleaning a view obstruction includes a mask body 1, a strap 3, and an air supply device. The peripheral frame of the mask body 1 is designed according to the outline of the human face and surrounds a visual window 11 in the middle of the mask body 1, and the visual window 11 can be made of a transparent acrylic plate. The bandage 3 is connected in the both sides of the cover body 1, and the user wears the cover body 1 on the face by binding the bandage 3 with the head when using, thereby forming a protective barrier on the face of the user and being applicable to the construction site with more dust.

In order to improve the wearing comfort of the mask, a flexible belt 15 is fixed at the inner side position of the top of the frame of the mask body 1, the flexible belt 15 extends along the contour of the top of the mask body 1, and after a user wears the mask, the flexible belt 15 is in contact with the forehead of the user, so that the discomfort caused by long-time wearing or over-tight binding is relieved.

After the user wears the mask, the mask body 1 and the face of the user form a relatively closed breathing cavity, in order to ensure that the user breathes smoothly, the lower part of the mask body 1 is provided with an exhaust hole 12, air is introduced into the inner side of the mask through an air supply device, and the air in the breathing cavity can be discharged from the exhaust hole 12, so that the aim of air circulation in the breathing cavity is fulfilled.

Referring to fig. 1 and 3, in the present embodiment, the air supply device includes a frame body 2, a blower 6, a filter element 7, a connection pipe 4, and an inner pipe 5. Wherein, frame 2 is provided with air intake 24 and air outlet 23, and air intake 24 is towards frame 2 terminal surface portion, and air outlet 23 is located the frame 2 top. The fan 6 is arranged inside the frame body 2, the input end of the fan 6 is communicated with the air inlet 24, and the output end of the fan 6 is communicated with the air outlet 23. In addition, frame 2 lateral part is seted up the outside filter chamber 21 of intercommunication frame 2, and filter core 7 can be dismantled and connect in filter chamber 21, and frame 2's end face portion has seted up and has linked up cavity 22, links up cavity 22 and communicates in air intake 24 and filter chamber 21. When the fan 6 works, the external air passes through the filtering chamber 21, the connecting chamber 22, the air inlet 24 and the air outlet 23 in sequence, so that the purpose of purifying the external air is achieved.

Referring to fig. 1 and 2, the number of the connecting pipes 4 is two, and the air inlet ends of the two connecting pipes 4 are both communicated with the air outlet 23. The built-in pipe 5 is embedded in the top of the cover body 1 and extends along the outline of the frame top of the cover body 1, two ends of the built-in pipe 5 respectively extend out of two sides of the cover body 1, and the air outlet ends of the two connecting pipes 4 are respectively communicated with two ends of the built-in pipe 5.

Referring to fig. 1 and 2, a plurality of air branch pipes 13 are arranged on the inner side of the top of the cover body 1, the air branch pipes 13 are distributed at equal intervals along the contour of the top of the frame of the cover body 1 and are communicated with the built-in pipe 5, and the air outlet ends of the air branch pipes 13 are inclined downwards and face the inner wall of the visible window 11. The air current of air feeder output is discharged into the breathing cavity through branch pipe 13 of ventilating, and the air current covers 11 inner walls of visual window, and the air current after via face guard inner wall bounce-back is gentler to make it is more smooth and easy to breathe, is favorable to alleviating the uncomfortable sense of user when wearing the face guard for a long time, and simultaneously, the air current that air feeder lets in blows the brush to cover body 1 visual window 11, reduces the formation of water smoke, is favorable to keeping the sight clear.

It should be emphasized that the air branch tubes 13 are all arranged inside the flexible band 15, and the air outlet ends of the air branch tubes 13 extend out of the bottom of the flexible band 15, so that the problem that the design positions of the air branch tubes 13 are not beneficial to wearing of a user is solved ingeniously.

The outer side of the top of the cover body 1 is provided with a plurality of external branch pipes 14, the external branch pipes 14 are distributed at equal intervals along the contour of the top of the frame of the cover body 1 and are communicated with the internal pipe 5, and the air outlet end of the external branch pipe 14 inclines downwards and faces the outer wall of the visual window 11. The gas that air feeder let in blows the brush to cover body 1 visual window 11 outer wall, has reduced the probability of dust adhesion at cover body 1 visual window 11 outer wall, is favorable to keeping the sight clear.

The implementation principle of the embodiment 1 of the invention is as follows:

the user wears the face guard at job site work, through starting fan 6, outside air passes through filtering chamber 21 in proper order, join up chamber 22, air intake 24, air outlet 23, behind 4 inner pipe 5 of connecting pipe, arrange into branch pipe 13 and external branch pipe 14 of ventilating respectively, thereby form the wind brush in visual window 11 inside and outside, be favorable to reducing the condition that the water smoke formed and the dust adhesion, thereby improve the visibility under the more construction environment of raise dust phenomenon, and simultaneously, form gentle air current at breathing chamber, be favorable to keeping breathing the user smooth and easy.

Embodiment 2 differs from embodiment 1 in the structure of the frame 2 and the design position of the filter element 7.

Referring to fig. 4, specifically, in embodiment 2, the filter chamber 21 is located at the end face portion of the frame body 2, and the provision of the engaging chamber 22 is eliminated. In addition, the filter chamber 21 is provided with a filter plate 25, and an air inlet is directed toward an end surface portion of the frame 2 and communicates with the filter chamber 21 so that an air flow smoothly enters the filter chamber 21.

The above are the preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides an automatic clearance field of vision shelters from dust mask of thing which characterized in that: the air purifier comprises a cover body (1) and an air supply device, wherein a plurality of air branch pipes (13) communicated with the air supply device are arranged in the cover body (1), the air branch pipes (13) extend to the inner side of the cover body (1), pipe orifices of the air branch pipes (13) face to the inner wall of a visual window (11) of the cover body (1), and air flows discharged from the air branch pipes (13) cover the inner wall of the visual window (11) of the cover body (1); the face mask is provided with an exhaust vent (12) for the exhaust of gas.

2. The dust mask for automatically cleaning vision obstruction of claim 1, wherein: the air flow exhausting cover is characterized in that a plurality of external branch pipes (14) communicated with the air supply device are arranged outside the cover body (1), pipe orifices of the external branch pipes (14) face the outer wall of the visual window (11) of the cover body (1), and air flows exhausted from the plurality of air branch pipes (13) cover the outer wall of the visual window (11) of the cover body (1).

3. The dust mask for automatically cleaning vision obstruction of claim 2, wherein: air supply unit includes framework (2) and sets up fan (6) and filter core (7) in framework (2), and framework (2) are provided with air intake (24) and air outlet (23), fan (6) during operation, the air is followed air intake (24) get into, and pass through filter core (7) are filtered the back and are followed air outlet (23) are discharged, and air supply unit still includes connecting pipe (4) and inner pipe (5), inner pipe (5) are embedded inside the cover body (1) and communicate with air vent branch pipe (13) and external branch pipe (14), connecting pipe (4) communicate in air outlet (23) and inner pipe (5).

4. The dust mask according to claim 3, wherein the dust mask comprises: the internal pipe (5) is arranged at the top of the cover body (1), the ventilation branch pipe (13) inclines downwards and faces towards the inner wall of the visual window (11) of the cover body (1), and the external branch pipe (14) inclines downwards and faces towards the outer wall of the visual window (11) of the cover body (1).

5. The dust mask according to claim 1, wherein the dust mask comprises: the mask body (1) is characterized in that a flexible belt (15) is arranged on the inner side of the mask body (1), and the flexible belt (15) is located at the top of the mask body (1).

6. The dust mask for automatically cleaning vision obstruction of claim 3, wherein: frame (2) are provided with and filter chamber (21), filter core (7) can dismantle connect in filter chamber (21).

7. The dust mask for automatically cleaning view obstruction of claim 6, wherein: the filtering chamber (21) is located on the side portion of the frame body (2), a connecting chamber (22) is arranged on the end face portion of the frame body (2), and the air inlet faces the end face portion of the frame body (2) and is communicated with the connecting chamber (22).

8. The dust mask according to claim 6, wherein the dust mask comprises: the filter chamber (21) is located at the end face of the frame body (2), and the air inlet faces the end face of the frame body (2) and is communicated with the filter chamber (21).