CN208211535U - A kind of Antifogging mask of bootable discharge directions - Google Patents

Abstract

The utility model discloses a kind of Antifogging masks of bootable discharge directions, including cover and it is connected to the frenulums of cover two sides, the cover includes inside and outside two layers, and two layers of edge seal is fixed, and the cavity between two layers is divided into suction chamber and discharge chamber by diaphragm；The air entry being connected to suction chamber, and the exhaust outlet being connected to discharge chamber are equipped at internal layer；Inside, the connecting portion of outer layer is equipped with the intake guide being connected to suction chamber, and the exhaust manifolds being connected to discharge chamber；Under use state, the outlets of the exhaust manifolds is towards below cover or side.The utility model Antifogging mask avoids inorganization airflow exits from causing influence of the human body winter exhalation fog to eyeglass by the guidance to disengaging airflow direction.

Description

A kind of Antifogging mask of bootable discharge directions

Technical field

The utility model relates to a kind of masks, can especially prevent user's wearing spectacles eyeglass from forming the antifog mouth of fog Cover.

Background technique

Mask is a kind of healthy prevention apparatus, first is that including influenza virus for reducing and preventing the intracorporal virus of wearer Deng enter air, secondary cross-infection is caused to surrounding body；Second is that for reducing or organizing the deleterious particle packet in air The sucking human body such as germ, virus, suspended particulate, pernicious gas is included, ensure that wearer sucks pure sky to a certain extent Gas, is widely used in labor protection, healthcare field, and environment especially high in certain pollution levels wears the mouth of effective protection Cover becomes must protection tool；Third is that the group for outdoor activity can play in the lower condition of outside air temperature The protective action of the warming heat preservation of effect.

For current existing mask since its shape and human body face be not closely sealed, the intracorporal virus of one side human body can be never close It lets out at conjunction and causes secondary cross-infection, the danger in another aspect air equally can enter people by not closely sealed place Body respiratory system, in this case, existing mask are difficult to ensure the health of mask user or the health of surrounding population.To the greatest extent Pipe can reinforce the combination of mask and human body face by adjusting frenulum tightness, but this easily causes the very big of human body It is uncomfortable,

In addition for needing to wear the mask users of frame-type glasses due to various reasons, unanimously there is very big fog Puzzlement, the gas containing a large amount of steam of exhalation are easy to encounter the lower mirror of temperature upwards by the gap on mask top and face Piece forms fog, interferes their sight.Outdoor activity especially when outside air temperature is lower is such as ridden voluntarily or is walked Road, air-conditioned room operation, Special Work such as surgical doctor etc., when lower especially for outside air temperature, ride from passerby due to Unsighted, there are many insecurity factors.

Utility model content

The utility model provides a kind of Antifogging mask of double-layer structure, by the guidance to disengaging airflow direction, avoids nothing Tissue airflow exits cause influence of the human body winter exhalation fog to eyeglass, and then improve safety and comfort.

A kind of Antifogging mask of bootable discharge directions including cover and is connected to the frenulums of cover two sides, the cover Body includes inside and outside two layers, and two layers of edge seal is fixed, and the cavity between two layers is divided into suction chamber and exhaust by diaphragm Chamber；

The air entry being connected to suction chamber, and the exhaust outlet being connected to discharge chamber are equipped at internal layer；

Inside, the connecting portion of outer layer is equipped with the intake guide being connected to suction chamber, and the exhaust being connected to discharge chamber Conduit；Under use state, the outlets of the exhaust manifolds is towards below cover or side.

The utility model by inside and outside two layers and between diaphragm form suction chamber and discharge chamber, under use state, Air entry is corresponding to nose position, and exhaust outlet is corresponding to mouth position, and the suction chamber main function on top is by extraneous fresh sky Conductance enters human respiratory tract, and air-flow successively enters nasal cavity via intake guide, suction chamber and air entry, and wherein human body sucks 80% or more air enters from suction chamber, the gap sucking that remaining air is contacted by cover with human body face.The row of lower part Air cavity main function is the gas that characteristics of contaminated respiratory droplets is discharged, and air-flow is successively led via exhaust outlet, discharge chamber and exhaust again by oral cavity Pipe discharge, wherein 80% or more air of oral cavity exhalation drains into outside mask from discharge chamber, and remaining air passes through cover and people The gap of body facial contact is discharged.

Exhaust manifolds and air induction conduit can use internal diameter for the plastic catheter of 3~10mm, and shape can be using round, ellipse Round or other slightly flat conduits.Frenulum uses 3~5mm wide cotton tape, passes through the forms such as suture, binding and inside and outside layer Edge be connected.

Preferably, described inside and outside two layers uses airtight material, two layers of edge passes through bonding, suture or hot melt side Formula is fixed, and the outer wall sealing of the intake guide and exhaust manifolds is fixed between the two layers.

Since the outlet of exhaust manifolds is towards below cover or side, can to avoid exhalation thermal current in user Eyeglass upper fogging uses to realize good water conservancy diversion with the position that diaphragm and inside and outside layer are contacted with discharge chamber Airtight material.

Certainly, being all made of airtight material inside and outside two layers can further improve diversion effect.

Internal layer preferably using convenient for being adapted flexible material with human body face feature, can cover shut up, nose, cheek, very To human organs such as ears.Outer layer primarily serves the multiple action that radix saposhnikoviae, gear are cold, seal.It can be chosen in inside and outside materials at two layers Rubber, synthetic leather etc. can also further improve the comfort level being bonded with face by modes such as flocking.

Preferably, the intake guide there are two groups, the two sides of cover are located at, every group has 1~3 intake guide.

Preferably, being equipped with air filtering core in the intake guide.

Existing filtering material can be used in air filtering core, can dust-proof fog-free haze, have the crowd of infection risk for respiratory tract For, it can further improve protective action.

Filtering material should guarantee that air-flow is unobstructed using the efficient filtering material of lower resistance.It similarly can also in exhaust manifolds Air filtering core is arranged.

Preferably, the inner wall of the intake guide is equipped with positioning step, the air filtering core and positioning step offset fixed Position.

Preferably, the exhaust manifolds include three groups, the two sides and lower part of cover are located at, every group has 1~3 Exhaust manifolds.

Preferably, the diaphragm is located at the middle part of cover longitudinal direction, the position that phrenic edge is connect with inside and outside layer Sealing is all made of to fix.

Preferably, the diaphragm is rigidity or elastic material, and have inside and outside two layers mutual distracted work shape State；On cover thickness direction, diaphragm is having a size of 3~20mm.

The enough height of diaphragm can separate and fix the relative position of suction chamber and discharge chamber, prevent suction chamber and exhaust It chamber mutual extrusion and collapses.

Preferably, the air entry and exhaust outlet are respectively equipped with water conservancy diversion flap.

Water conservancy diversion flap principle is similar to check valve, and guarantee air-flow discharges in a organized way or incoming call, prevents air-flow from flowing backwards, diaphragm valve Valve can be fixed on the inner edge position of air entry and exhaust outlet by modes such as bonding hot melts.Certain water conservancy diversion flap is alternative construction, It is not strict with setting.

Preferably, cover apical margin is equipped with the curved support item to fit with bridge of the nose position.

Curved support item uses plastics or metal, fits when in use with bridge of the nose position, improves diversion effect.

Preferably, the curved support item is fixed between inside and outside layer or is embedded in the one of them in inside and outside layer It is interior.

Preferably, the edge for the side that the internal layer is bonded with face is equipped with flexible paste coating.

Flexible paste coating can be improved the goodness of fit and comfort level with human body face, flexible paste coating be silica gel or Other flexible materials.

The utility model Antifogging mask structure is simple, easy to use, and mask surrounding can be fitted closely with human body face, makes It not will form gap between nose two sides and mask, the fog that when breathing generates largely is excluded from exhaust manifolds in a organized way, human body Exhalation steam will not cause ophthalmic lens fogging, and avoiding spectacle lens from hazing influences the vision and safety of people.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model Antifogging mask lateral surface；

Fig. 2 is the structural schematic diagram of the utility model Antifogging mask medial surface；

Fig. 3 is the structural schematic diagram of the utility model Antifogging mask side view angle；

Fig. 4 is the schematic diagram of the section structure of F-F in Fig. 2；

Fig. 5 is the schematic diagram of the section structure of air induction conduit.

Specific embodiment

Referring to each attached drawing, a kind of Antifogging mask of bootable discharge directions in the present embodiment, including cover and be connected to The frenulum 4 of cover two sides, cover are double-layer structure, including internal layer 1 and outer layer 2, are all made of airtight material two layers, in edge part 3 sealing of position is fixed, and the cavity between two layers is divided by diaphragm 5 for suction chamber 6 and discharge chamber 7.

The air entry 8 being connected to suction chamber 6, and the exhaust outlet 9 being connected to discharge chamber 7 are equipped at internal layer 1, according to need It wants that water conservancy diversion flap can also be arranged at air entry 8 and exhaust outlet 9.

Cover two sides are equipped with the intake guide 10 being connected to suction chamber 6, and intake guide 10 has two in figure, are arranged in Cover two sides, for every intake guide 10 cross sectional shape similar to oblate, be fixed on by bonding or hot melting way sealing in Between layer 1 and outer layer 2.

Be equipped with positioning step 10a in intake guide 10, air filtering core 10b be located at intake guide 10 it is interior and with positioning step phase It supports.Existing filtering material can be used in air filtering core, plays the role of air filtering.

Cover two sides are equipped with towards the first exhaust conduit 11 being laterally vented, and cover bottom is equipped with the second row being vented downward Airway 12.

Each exhaust manifolds are connected to discharge chamber 7, and shape and mounting means and intake guide 10 are similarly.

Diaphragm 5 is located at the middle part of cover longitudinal direction, and the position that the edge of diaphragm 5 is connect with inside and outside layer is all made of sealing Fixed, duroplasts or rubber material, which can be used, in diaphragm 5 at least can keep shape relatively stable, can be by inside and outside two layers mutually support It opens, on cover thickness direction, diaphragm 5 prevents suction chamber 6 and 7 mutual extrusion of discharge chamber and collapse having a size of 3~20mm.

The curved support item to fit with bridge of the nose position is equipped at the top of cover apical margin, that is, suction chamber 6, the curved support item is solid It is scheduled between inside and outside layer.

The utility model Antifogging mask is in use, air-flow enters intake guide 10 along the direction arrow A, through air filtering core 10b Suction chamber 6 is entered by intake guide 10 after filtering, then enters nasal cavity from air entry 8 along the direction arrow B.

When expiration, air-flow enters discharge chamber 7 via exhaust outlet 9 along the direction arrow C from oral cavity, then respectively via first exhaust Conduit 11 is laterally discharged along the direction arrow D, and via the discharge downwards in the direction of arrow E of second exhaust conduit 12, due to each row The outlet of airway can tie on user's eyeglass towards cover lower section or side to avoid the thermal current of exhalation Mist.

The utility model Antifogging mask structure is simple, easy to use, and mask surrounding can be fitted closely with human body face, makes It not will form gap between nose two sides and mask, the fog that when breathing generates largely is excluded from exhaust manifolds in a organized way, human body Exhalation steam will not cause ophthalmic lens fogging, and avoiding spectacle lens from hazing influences the vision and safety of people.

Disclosed above is only specific embodiment of the utility model, but the utility model is not limited to this, ability The technical staff in domain can carry out various modification and variations without departing from the spirit and scope of the utility model to the utility model. These obvious modification and variations should belong in the protection scope protection of the requires of the utility model.In addition, although in this specification It uses some specific terms, these terms are merely for convenience of description, and it is any special not constitute to the utility model Limitation.

Claims (10)

1. a kind of Antifogging mask of bootable discharge directions, including cover and it is connected to the frenulums of cover two sides, feature exists In the cover includes inside and outside two layers, and two layers of edge seal is fixed, and the cavity between two layers is divided into air-breathing by diaphragm Chamber and discharge chamber；

The air entry being connected to suction chamber, and the exhaust outlet being connected to discharge chamber are equipped at internal layer；

Inside, the connecting portion of outer layer is equipped with the intake guide being connected to suction chamber, and the exhaust manifolds being connected to discharge chamber； The outlet of the exhaust manifolds is towards below cover or side under use state.

2. the Antifogging mask of bootable discharge directions as described in claim 1, which is characterized in that inside and outside two layers of use Airtight material, two layers of edge are fixed by bonding, suture or hot melting way, the outer wall of the intake guide and exhaust manifolds Sealing is fixed between the two layers.

3. the Antifogging mask of bootable discharge directions as described in claim 1, which is characterized in that the intake guide has two Group is located at the two sides of cover, and every group has 1~3 intake guide.

4. the Antifogging mask of bootable discharge directions as described in claim 1, which is characterized in that be equipped in the intake guide Air filtering core.

5. the Antifogging mask of bootable discharge directions as claimed in claim 4, which is characterized in that the inner wall of the intake guide Equipped with positioning step, the air filtering core and positioning step offset positioning.

6. the Antifogging mask of bootable discharge directions as described in claim 1, which is characterized in that the exhaust manifolds include three Group is located at the two sides and lower part of cover, and every group has 1~3 exhaust manifolds.

7. the Antifogging mask of bootable discharge directions as described in claim 1, which is characterized in that the diaphragm be rigidity or Elastic material, and have inside and outside two layers mutual distracted working condition；On cover thickness direction, diaphragm having a size of 3~ 20mm。

8. the Antifogging mask of bootable discharge directions as described in claim 1, which is characterized in that the air entry and exhaust outlet It is respectively equipped with water conservancy diversion flap.

9. the Antifogging mask of bootable discharge directions as described in claim 1, which is characterized in that cover apical margin is equipped with and the bridge of the nose The curved support item that position fits.

10. the Antifogging mask of bootable discharge directions as claimed in claim 9, which is characterized in that the curved support item is solid It is scheduled between inside and outside layer or is embedded in the one of them in inside and outside layer.