TWI664001B - Mask - Google Patents

Abstract

The invention provides a mask that can be added with liquid to filter dust particles. The mask is at least composed of a mask body, an airway structure and a hydrophilic foam. The mask body can be elastically deformed to adhere to the wearer's face, and the breathing airflow when the wearer inhales enters the air chamber in the mask only through the attached airway structure. As for the hydrophilic foam, the absorbed liquid can absorb the dust particles in the breathing airflow, thereby filtering the dust particles in the breathing airflow to clean the breathing airflow, and providing the wearer with a clean breathing environment to protect the wearer's health. In addition, the breathable channel passing through the hydrophilic foam can allow the breathing air flow to run under the attached airway structure with almost no resistance, so that the wearer can breathe smoothly and reduce discomfort, and solve the problem of the conventional high-density masks. Use can cause breathing problems for the wearer.

Description

Masks

The present invention is a mask, and in particular, it is a mask capable of filtering dust particles entrained by a wearer's breathing airflow.

According to the market, masks on the market have different filtering effects due to different materials. As shown in Figure 1, gauze masks and surgical masks have poor filtering effects, and cannot effectively fit the wearer's face, making the wearer's breathing air Dust particles 3 easily enter the gap 4 between the mask and the wearer's face to allow the wearer to inhale. To this end, some people use N95 masks that fit the wearer's face to block the dust particles from the external environment. However, the N95 mask is made of a high-density material with poor breathability, and blocks the wearer's dust particles 3 from passing through to provide filtering for the respiratory airflow. The N95 mask has a good filtering effect, but it is easy to cause wearing The breathing flow of the person cannot pass through the mask smoothly, which makes it difficult for the wearer to breathe. Therefore, it is not suitable for general wearers to use for a long time. However, if the mask is made of a low-density material with good breathability, it can provide the wearer with a smooth breathing, but it cannot effectively block the dust particles in the breathing airflow.

In view of this, how to provide a mask that can block the dust particles in the breathing airflow and also enables the wearer to breathe smoothly to solve the above technical problems.

In view of the shortcomings of the foregoing prior art, the present invention provides a mask that can be added with a liquid to provide filtering of a dust particle entrained by a breathing airflow of a wearer. The mask includes a mask body, and the mask system has elasticity. Made of an air-impermeable material, the mask can be elastically deformed to adhere to the wearer's face; an attached airway structure is passed through and combined with the mask body to provide the breathing airflow; and A hydrophilic foam, the hydrophilic foaming system is arranged on the attached airway structure, the hydrophilic foaming system has a ventilation channel that runs through the body and bends, and the breathing air can pass through the hydrophilic foam through the ventilation channel And the breathing air flowing in the ventilation channel will be guided by the curved ventilation channel and impact the inner wall of the ventilation channel; wherein the hydrophilic foaming system can absorb the liquid and penetrate the liquid Adsorbing the dust particles entrained by the breathing airflow around the inner wall of the ventilation channel to achieve filtering of the dust particles in the breathing airflow Effect.

Optionally, for the aforementioned mask, there is also a breathable cover body, the breathable cover system is combined with the attached airway structure to form a first storage space between the breathable cover body and the attached airway structure, the The first storage space is used to store the hydrophilic foam.

Optionally, according to the aforementioned mask, the attached airway structure further includes an upper ring structure and a lower ring structure, the upper ring structure and the lower ring structure are fastened to each other, and the clamped and combined In the mask body, the upper annular structure and the breathable cover system are fastened to each other to complete the combination of the breathable cover body and the attached airway structure.

Optionally, for the aforementioned mask, the lower annular structure has a pushing mechanism, and the pushing mechanism pushes the hydrophilic foam toward the direction away from the face of the wearer, so that the wearer Face does not easily touch the hydrophilic foam.

In addition, the present invention also provides a mask, which can be added with a liquid to provide filtering of a dust particle entrained by a breathing airflow of the wearer. The mask includes a mask body, which is made of an elastic and air-impermeable material. Therefore, the mask can be elastically deformed to adhere to the face of the wearer, wherein the mask body also has a mask body airway structure to provide the breathing air flow; and a hydrophilic foam body, the hydrophilic foam The system is arranged on the mask body. The hydrophilic foaming system has a ventilation channel that runs through the body and bends and extends. The breathing air can pass through the body of the hydrophilic foam body through the ventilation channel and flow through the ventilation channel. The breathing airflow is guided by the ventilating passage extending in a curved manner, and collides against the inner wall of the ventilating passage; wherein the hydrophilic foaming system can absorb the liquid, and absorb the breath around the inner wall of the ventilating passage through the liquid. The dust particles entrained in the air flow achieve the effect of filtering out the dust particles in the breathing air flow.

Optionally, according to the aforementioned mask, the mask system has an isolation portion, which isolates the face of the wearer from the hydrophilic foam, and the isolation portion has at least one isolation portion. Airway, the isolated airway system provides the breathing airflow.

Optionally, for the aforementioned mask, there is also a breathable cover body combined with the mask body to form a second storage space between the breathable cover body and the mask body. The second storage space is For storing the hydrophilic foam.

Optionally, for the aforementioned mask, wherein the hydrophilic foaming system is added with a humidity sensing material, the humidity sensing material senses the water content of the water-containing inner wall, and displays the sensed result by color or pattern .

Optionally, for the aforementioned mask, wherein the hydrophilic foaming system is added with a dust particle sensing material, the dust particle sensing material senses the degree to which the dust particles are adsorbed by the water-containing inner wall, and transmits the color or pattern The sensed result is displayed.

Optionally, according to the aforementioned mask, the breathable cover further has an observation window to observe the state of the hydrophilic foam; the pore size of the breathable channel is between 300 μm and 800 μm.

In summary, the present invention provides a mask that can be added with liquid to filter dust particles. The mask consists of at least a mask body, an airway structure and a hydrophilic foam. The hydrophilic foaming system is arranged on the attached airway structure. After the hydrophilic foaming system can absorb the liquid, the absorbed liquid absorbs the dust particles in the respiratory airflow, so as to filter the dust particles in the respiratory airflow to clean the respiratory airflow and provide the wearer with it. A clean breathing environment to protect the health of the wearer.

The mask body is elastic and can be attached to the wearer's face. Only the attached airway structure is used to circulate the breathing airflow, so that the breathing airflow when the wearer inhales can flow through the ventilation channel of the hydrophilic foam body, and there is almost no resistance. Pass through the hydrophilic foam and enter the air chamber of the mask, so that the wearer can breathe smoothly, reduce discomfort, and can be worn for a long time, so as to solve the problem that the use of high-density masks will cause breathing difficulties for the wearer. problem.

The following content will be combined with drawings to illustrate the technical content of the present invention through specific embodiments. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The invention can also be implemented or applied by other different specific embodiments. Various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the spirit of the invention. In particular, the proportional relationships and relative positions of the various elements in the drawings are only exemplary, and do not represent the actual status of the implementation of the present invention.

According to the mask of the present invention, dust particles are adsorbed by the liquid added by the hydrophilic foam, and the dust particles entrained in the breathing airflow of the wearer are filtered. Respiratory airflow can run under the resistance of the attached airway structure, so that the wearer can breathe smoothly and reduce discomfort, and the use of conventional high-density masks (that is, poorly breathable masks) will cause the wearer to have difficulty breathing. The problem is that the wearer can breathe smoothly and can use it for a long time.

For technical disclosure of the present invention, please refer to FIG. 2 to FIG. 10 in the drawings.

First embodiment:

Please refer to FIGS. 2 to 5 together. As shown in the drawings referenced in the left column, the mask 1 of this embodiment can be added with a liquid 132 and has a mask body 11, an airway structure 12, a hydrophilic foam 13 and a breathable cover.体 14。 Body 14. The mask body 11 is bent to form a mask inner air chamber 16, and the mask inner air chamber 16 can directly face the nose and mouth of the wearer to provide breathing. The mask body 11 can be made of an air-impermeable material, so as to prevent the dust particles 3 from passing through the mask body 11 directly into the air chamber 16 of the mask, and to prevent the dust particles 3 from being sucked into the respiratory system of the wearer 2 and affecting health . In addition, the mask body 11 can also be made of elastic materials such as elastic rubber, so that the mask body 11 can be closely fitted to the face of the wearer 2 through elastic deformation, so that the mask body 11 and the wearer 2 There are almost no gaps between the faces through which the dust particles 3 can pass. In this way, the dust particles 3 can be effectively blocked to protect the wearer 2's respiratory system from inhaling the dust particles 3 and affecting health.

Please refer to FIG. 3 to FIG. 5 in particular. The attached airway structure 12 is passed through and combined with the mask body 11 to provide breathing air flow F. An upper ring structure 122 and a lower ring can be optionally connected to each other. Structure 123. In this embodiment, the attached airway structure 12 passes through the mask body 11 and is combined with the mask body 11 by the upper ring structure 122 and the lower ring structure 123. Since the mask body 11 itself is made of a gas-impermeable material, It is made so that the breathing airflow F when the wearer 2 inhales will only flow from the outside through the gas flow passage 121 with the airway structure 12 and pass through the mask body 11 into the mask air chamber 16 to provide the wearer. 2 inhalation, in addition, causes the wearer 2 to exhale the breathing air flow only through the gas flow passage 121 with the airway structure 12 and is discharged from the mask air chamber 16 through the mask body 11 to the outside. Therefore, the air passage is attached The structure 12 can provide a gas flow passage 121 for the breathing airflow F, and the outside air can only exchange gas with the air chamber 16 in the mask through the attached airway structure 12 to provide the breathing airflow F circulation.

In addition, the hydrophilic foam 13 is disposed on the attached airway structure 12 to absorb the liquid 132 to adsorb the dust particles entrained in the respiratory airflow F. Therefore, the hydrophilic foam 13 that absorbs the liquid 132 can filter the gas flow The breathing airflow F of the path 121, and the hydrophilic foam 13 series can be made of hydrophilic materials such as polyvinyl formal material, as shown in Figure 9-1 and Figure 9-2. The hydrophilic foam 13 series has a through The ventilation channel 131 constituted by the structure of the body and extending in a curved (or meandering) manner, that is, the ventilation channel 131 is an open curved air channel extending from one side of the hydrophilic foam 13 to the other, breathing The airflow F can be sucked through the body of the hydrophilic foam 13 through the ventilation channel 131, so that the breathing airflow F can travel in the attached airway structure 12 with almost no resistance, more specifically, in the ventilation channel 131 The breathing airflow F flowing in the middle is guided by the ventilation passage 131 that is curved and extended, and changes the flow direction to hit the inner wall of the ventilation passage 131. When the breathing airflow F hits the inner wall of the ventilation passage 131, the liquid 132 absorbed by the hydrophilic foam 13 will surround the inner wall of the ventilation passage 131 and adsorb the dust particles 3 entrained by the breathing airflow F to protect the breathing airflow F. Filter the breathing airflow F under the condition of flowing, so that the wearer 2 can breathe clean gas, thereby providing the wearer 2 with a clean breathing environment, so as to achieve the effect of filtering the dust particles 3 in the breathing airflow F, and Does not allow the wearer to easily inhale dust particles during breathing and affect health.

Moreover, as shown in FIG. 10, the aperture size of the ventilation channel 131 of the hydrophilic foam 13 in the mask of the present invention can be selected between 300 μm and 800 μm. In this way, the resistance of the respiratory airflow to pass can be effectively reduced, that is, To make the breathing air flow into the mask air chamber 16 from the outside through the ventilation channel 131, or to make the breathing air flow from the mask air chamber 16 to the ventilation channel 131 and leave the mask air chamber 16 so that the wearer 2 When wearing the mask of the present invention, it is possible to breathe smoothly and reduce discomfort. Therefore, the willingness of the wearer 2 to wear for a long time is improved.

It can be seen from the cross-sectional view shown in FIG. 4 that the breathable cover 14 is combined with an airway structure 12 to form a first storage space S1 between the breathable cover 14 and the airway structure 12. The first storage space S1 is Used for accommodating the hydrophilic foam 13, wherein the breathable cover 14 is used in conjunction with the upper ring structure 122 in the attached airway structure 12, and the upper ring structure 122 and the breathable cover 14 are fastened to each other to complete the breathable cover. The combination of the body 14 and the attached airway structure 12, so that the breathable cover 14 can let the breathing airflow F pass through to the hydrophilic foam 13 by its own breathability, and also provide a shield to the hydrophilic foam 13 to avoid hydrophilicity. The foam body 13 is exposed to the outside, and the exposed hydrophilic foam body 13 affects the overall appearance of the mask. In addition, the breathable cover 14 can provide positioning for the hydrophilic foam body 13 to prevent the hydrophilic foam body 13 from leaving the attached airway structure. 12. In addition, the breathable cover 14 can provide protection to the hydrophilic foam 13 to prevent the hydrophilic foam 13 from being affected by external forces.

Furthermore, the lower annular structure 123 with the airway structure 12 has a pushing mechanism 1231. In this embodiment, the pushing mechanism 1231 pushes the hydrophilic foam 13 in a direction away from the face of the wearer 2 so that The hydrophilic foam 13 is separated from the face of the wearer 2, that is, the hydrophilic foam 13 is separated from the face of the wearer 2, so that there is an appropriate distance between the hydrophilic foam 13 and the face of the wearer 2. The face of the wearer 2 cannot easily contact the hydrophilic foam 13 without causing the wearer to feel wet and discomfort due to contact with the hydrophilic foam after absorbing liquid, thereby improving the comfort of the wearer using the mask of the present invention Sex.

In summary, the mask of this embodiment can be added with liquid, and has a mask body, an airway structure and a hydrophilic foam. The mask body can be elastically deformed and attached to the wearer's face to prevent the breathing airflow when the wearer inhales from entering the air chamber in the mask without passing through the attached airway structure. The hydrophilic foaming system has a ventilation channel through the body, allowing the breathing airflow to travel under the airway structure with almost no resistance, so that the wearer can breathe smoothly and reduce discomfort, and the use of conventional high-density masks can be solved. Causes breathing problems for the wearer. The hydrophilic foaming system can absorb liquid, and the absorbed liquid absorbs the dust particles in the breathing airflow around the ventilation channel, thereby filtering the dust particles in the breathing airflow to clean the breathing airflow, and providing a clean breathing environment for the wearer to protect the equipment. The health of the wearer is to solve the problem that the conventional low-density mask cannot effectively block the dust particles in the respiratory airflow.

Second embodiment:

Please refer to FIGS. 6 to 8-3 together. As shown in the drawings referenced in the left column, the second embodiment and the first embodiment both have a mask body 11 and a hydrophilic foam body 13. Among them, the second embodiment and the The biggest difference of the first embodiment is that the second embodiment omits the attached airway structure. In addition, in the second embodiment, the mask body 11 also has a separation portion 15 that separates the face of the wearer 2 from the hydrophilic foam 13, and the separation portion 15 can be selected as a waterproof material. The moisture of the hydrophilic foam 13 after absorbing water does not easily penetrate the separator 15, and letting the separator 15 get wet makes the wearer 2 feel uncomfortable, that is, when the face of the wearer 2 touches the separator 15, The wet partition 15 is not felt, and the wearer 2 is comfortable.

Furthermore, the isolation portion 15 is provided with an isolation portion airway 151, and accordingly, the mask body 11 is provided with a mask body airway structure 111. The airway structure 151 of the isolation part and the airway structure 111 of the mask body can provide airways for the wearer to breathe. However, the mask body 11 itself is made of an air-impermeable material, so that the breathing airflow F can only pass through the airway structure 111 of the mask body and the airway 151 of the isolation part. The air chamber 16 in the entrance and exit masks, therefore, the breathing airflow F is provided through the airway structure 111 of the mask body and the airway 151 of the isolation part. In detail, the breathing airflow F when the wearer 2 inhales will be sequentially sent by the outside through the hydrophilic hair. The bubble 13 and the airway 151 of the isolation part enter the air chamber 16 in the mask; the breathing airflow F when the wearer 2 exhales is sequentially discharged from the air chamber 16 of the mask through the airway 151 of the isolation part and the hydrophilic foam 13 to The outside world thereby provides breathing airflow F to provide the wearer 2 with breathing.

It can be known from the sectional views shown in FIGS. 8-1 to 8-2 that the mask body 11 can be combined with a breathable cover 14 to form a second storage space S2 between the breathable cover 14 and the mask body 11. The two storage spaces S2 are used to store the hydrophilic foam body 13 and prevent the hydrophilic foam body 13 from leaving the mask body 11. The mask body 11 and the breathable cover body 14 are fastened to each other to complete the combination of the mask body 11 and the breathable cover body 14. In this way, the breathable cover body 14 can also provide a cover for the hydrophilic foam body 13 to avoid the hydrophilic foam body 13 It is exposed to the outside, and the exposed hydrophilic foam 13 affects the overall appearance of the mask.

As shown in FIG. 7, the breathable cover 14 is further provided with an observation window 141 for observing the state of the hydrophilic foam 13. The hydrophilic foam 13 can be added with a sensing material to reflect the use state of the hydrophilic foam 13 for the wearer 2 to observe, and the wearer 2 can immediately grasp the use status of the hydrophilic foam 13. Specifically, the hydrophilic foam 13 can be added with a humidity sensing material 133. The humidity sensing material 133 can sense the degree to which the hydrophilic foam 13 absorbs the liquid. Optionally, the sensing result of the humidity sensing material 133 can be displayed by color or pattern. Among them, the humidity sensing material 133 can The change in color of a material such as cobalt chloride is selected to observe the change in humidity, so as to prompt the wearer 2 to absorb liquid state of the hydrophilic foam 13 in the mask 1.

In order to remind the wearer 2 to add liquid when the hydrophilic foam 13 is excessively dried. In other words, the wearer 2 can observe the display result of the humidity sensing material 133 through the observation window 141 to prevent the hydrophilic foam 13 from being too dry and affecting its filtering effect, thereby providing the wearer 2 to notice the mask easily. 1 in order to improve its alertness, the hydrophilic foam 13 is replenished with liquid immediately, and the hydrophilic foam 13 has enough liquid to adsorb the dust particles 3.

Furthermore, the hydrophilic foam 13 is further added with a dust particle sensing material 134. The dust particle sensing material 134 senses the degree to which the hydrophilic foam 13 adsorbs the dust particles 3, and optionally, the sensing result of the dust particle sensing material 134 can be presented by color or pattern, so as to cause hydrophilic foaming. When the body 13 is excessively polluted by the dust particles 3, the wearer 2 is reminded to replace or clean the hydrophilic foam 13. In other words, the wearer 2 can also observe the display result of the dust particle sensing material 134 through the observation window 141, so as to prevent the liquid of the hydrophilic foam 13 from attaching too much dust particles 3 and affecting the filtering effect, thereby allowing the wearer to match The wearer 2 easily notices the use status of the mask 1 and immediately cleans or replaces the hydrophilic foam 13 with a new material, and the hydrophilic foam 13 which is prevented from being excessively contaminated by the dust particles 3 is present in the mask 1 to meet hygiene.

To sum up, the mask body of this embodiment is provided with a waterproof isolation portion, which can provide a thickness to separate the wearer's face from the wet (water-absorbent) hydrophilic foam, and prevent the wearer's face from directly It is not easy to feel the moisture from the hydrophilic foam and feel uncomfortable when it comes into contact with the wet hydrophilic foam. The breathable cover is also provided with observation windows, so that the wearer can easily observe the use status of the hydrophilic foam, and can immediately replenish water and replace with new materials. Correspondingly, a sensing material can be added to the hydrophilic foam to The wearer can observe the use state of the hydrophilic foam and allow the wearer to observe it, so that the wearer can immediately grasp the use status of the hydrophilic foam.

The above-mentioned embodiments only exemplify the principles and effects of the present invention, and are not intended to limit the present invention. Anyone skilled in the art can modify and change the above embodiments without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the rights of the present invention should be as listed in the patent application scope of the present invention.

1‧‧‧ mask

11‧‧‧Mask body

111‧‧‧Mask airway structure

12‧‧‧ with airway structure

121‧‧‧Gas runner

13‧‧‧ Hydrophilic foam

131‧‧‧Ventilation channel

132‧‧‧Liquid

133‧‧‧Humidity sensing material

134‧‧‧ Dust particle sensing material

14‧‧‧ breathable cover

141‧‧‧observation window

15‧‧‧Isolation Department

16‧‧‧ Gas mask inside the mask

151‧‧‧ airway

122‧‧‧ Upper ring structure

123‧‧‧lower ring structure

1231 ‧ ‧ ‧ Arrival Agency

2‧‧‧ wearer

3‧‧‧ dust particles

4‧‧‧ clearance

F‧‧‧Respiratory airflow

S1‧‧‧First storage space

S2‧‧‧Second storage space

FIG. 1 is a schematic view showing a state of use of a conventional mask.

Fig. 2 is a perspective view of a mask according to the first embodiment of the present invention.

FIG. 3 is an exploded view of the mask shown in FIG. 2.

FIG. 4 is a cross-sectional view taken along line A of the mask shown in FIG. 2.

FIG. 5 is a diagram showing a state of use of the mask shown in FIG. 2.

Fig. 6 is a perspective view of a mask according to a second embodiment of the present invention.

FIG. 7 is a diagram showing a state of use of the mask shown in FIG. 6.

FIG. 8-1 is a cross-sectional view of a first structural aspect of the mask shown in FIG. 6.

FIG. 8-2 is a cross-sectional view in which the second structural aspect of the hydrophilic foam in the mask shown in FIG. 8-1 is omitted.

FIG. 8-3 is a cross-sectional view of a third structural aspect in which the isolation portion and the breathable cover in the mask shown in FIG. 8-1 are omitted.

FIG. 9-1 is a partially enlarged view of the hydrophilic foam in the mask of the present invention before use.

Figure 9-2 is a partially enlarged view of the hydrophilic foam in the mask of the present invention after use.

FIG. 10 is a normal distribution curve diagram of the pore size of the hydrophilic foam of the mask of the present invention.

Claims (10)

A mask can be added with a liquid to filter a dust particle entrained by a breathing airflow of a wearer. The mask includes a mask body. The mask system is made of elastic airtight material. The mask system is Elastically deformable to adhere to the wearer's face; an attached airway structure is passed through and combined with the mask body to provide the breathing airflow; and a hydrophilic foam body, the hydrophilic foam The system is arranged on the attached airway structure. The hydrophilic foaming system has at least one ventilation channel that runs through the body and bends and extends. The pore size of the ventilation channel is between 300 μm and 800 μm. The breathing air can pass through the ventilation channel. Passing through the body of the hydrophilic foam, and the breathing air flowing in the ventilation channel will be guided by the ventilation channel that is curved and extended, and impacts the inner wall of the ventilation channel; wherein the hydrophilic foam system can absorb the Liquid, and the dust particles entrained by the breathing airflow are adsorbed around the inner wall of the ventilation channel through the liquid to achieve the breathing airflow The effect of filtering out dust particles. The mask according to item 1 of the scope of patent application, further comprising a breathable cover body, the breathable cover system combined with the attached airway structure to form a first storage space between the breathable cover body and the attached airway structure The first storage space is used to store the hydrophilic foam. The mask according to item 2 of the scope of patent application, wherein the attached airway structure further includes an upper ring structure and a lower ring structure, and the upper ring structure and the lower ring structure are fastened to each other and clamped. Combined with the mask body, the upper annular structure and the breathable cover system are fastened to each other, thereby completing the combination of the breathable cover body and the attached airway structure. The mask according to item 3 of the scope of patent application, wherein the lower annular structure has a pushing mechanism, and the pushing mechanism pushes the hydrophilic foam toward the direction away from the face of the wearer, so that the matching The face of the wearer cannot easily touch the hydrophilic foam. A mask can be added with a liquid to provide filtering of a dust particle entrained by a breathing airflow of the wearer. The mask includes a mask body, which is made of an elastic and air-impermeable material. The mask is a system The mask can be elastically deformed and attached to the face of the wearer, wherein the mask body also has a mask body airway structure to provide the breathing airflow; and a hydrophilic foam body, the hydrophilic foam system is disposed on the mask body The hydrophilic foaming system has at least one ventilation channel that runs through the body and bends and extends. The pore size of the ventilation channel is between 300 μm and 800 μm. The breathing air can pass through the hydrophilic foam through the ventilation channel. The body, and the breathing airflow flowing in the ventilation channel will be guided by the ventilation channel which is bent and extended, and will collide with the inner wall of the ventilation channel; wherein the hydrophilic foaming system can absorb the liquid and penetrate the liquid through The dust particles entrained by the breathing airflow are adsorbed around the inner wall of the ventilation channel to achieve the effect of filtering out the dust particles in the breathing airflow. . The mask according to item 5 of the scope of patent application, wherein the mask system has an isolation portion that separates the face of the wearer from the hydrophilic foam, and the isolation portion has at least one An isolated part airway that provides the breathing airflow. The mask according to item 5 of the scope of patent application, further comprising a breathable cover, which is combined with the mask body to form a second storage space between the breathable cover and the mask body, and the second storage The space is used to store the hydrophilic foam. The mask according to item 1 or 5 of the scope of patent application, wherein the hydrophilic foaming system is added with a humidity sensing material, and the humidity sensing material senses the water content of the water-containing inner wall, and displays the color through the color or pattern. The sensed result. The mask according to item 1 or 5 of the scope of the patent application, wherein the hydrophilic foaming system is added with a dust particle sensing material, and the dust particle sensing material senses the degree to which the dust particles are adsorbed by the water-containing inner wall, and Display the sensed result by color or pattern. The mask according to item 2 or 7 of the scope of the patent application, wherein the breathable cover further has an observation window to observe the state of the hydrophilic foam.