CN114223997A - Mask - Google Patents

Abstract

The utility model relates to a mask relates to mask technical field, including the mask main part, the middle part that runs through the mask main part is equipped with both ends open-ended smelling cover, and one side that smells the cover and be located the mask main part is equipped with the soft cover of rubber, smells one side that the cover is located the mask main part outside and gas detection box intercommunication, the built-in test paper of gas detection box. The mask body is also provided with a gas detection module for detecting the gas exhaled by the human body and generating detection information. The gauze mask main part outside is equipped with soft screen coiling mechanism, and soft screen coiling mechanism includes the soft screen of telescopic demonstration, is used for showing detection information. The utility model provides a gauze mask can play the guard function of gauze mask, can detect the gas of exhalation through human self sense organ or instrument again, still can utilize gas detection box and gas detection module to detect the health status, through showing soft screen display detection information, realizes carrying out timely autonomic detection to the halitosis of human body.

Description

Mask

Technical Field

The application relates to the field of masks, in particular to a mask.

Background

The mask is a sanitary article, is mostly made of gauze and the like, is worn on ears and shields the mouth and nose, and can prevent external dust and germs from invading. Under wearing of the mask, a wearer can frequently smell a bad smell on the mask, most of the bad smell is originated from halitosis of a human body, a relatively closed cavity is formed after wearing the mask, the bad smell emitted in the oral cavity is amplified, halitosis can be found more easily, generation of the halitosis is often related to a plurality of diseases, a patient with cirrhosis is ammonia smell, a diabetic patient has a rotten apple smell, the patient can preliminarily judge whether the disease recurs or aggravates according to the disease of the patient, timely examination and diagnosis are reminded, the inpatient is reminded, the mask is worn, medical staff can timely ask for examination at the first time, the disease is controlled at the initial stage, the mask is designed based on the background, and the purpose of finding the state of an illness early time is achieved.

Normal people can also prompt the smell of oral cavity and timely adjust the dietary structure if people eat food preference, are preferred to acid, and have poor dietary preference, and patients with sour regurgitation stomach diseases are more suitable for early detection and take medicine under the guidance of doctors in time, so that early disease discovery and early treatment are better facilitated.

The vast majority of bad breath is oral-derived bad breath, which refers to bad breath caused by oral factors, such as: untreated caries, stumps, crowns, defective restorations, abnormal anatomical structures, gingivitis, periodontitis, oral mucositis, and the like are present in the oral cavity.

A small proportion of bad breath is non-oral bad breath, which refers to diseases of the tissues adjacent to the mouth, such as: suppurative tonsillitis, chronic maxillary sinusitis, atrophic rhinitis, or halitosis caused by systemic diseases.

At present, two methods for clinically examining halitosis are mainly provided, namely a sensory detection method and an instrument detection method, wherein the sensory detection method is directly judged by an olfactory discrimination method, the instrument detection method adopts an instrument detection method, mainly comprises a gas chromatograph and a sulfide detector, and diagnosis is carried out by detecting the concentration of volatile sulfide in an oral cavity, which is a main chemical component causing most halitosis, including hydrogen sulfide, methyl mercaptan and dimethyl sulfide, through detecting the concentration value.

When the mask is worn, a wearer can only smell that halitosis exists, but cannot know the specific cause of the halitosis, and needs to go to a hospital for further diagnosis by a doctor, so that the timeliness is poor.

Disclosure of Invention

The embodiment of the application provides a gauze mask, when wearing, can play the guard function of gauze mask, can detect exhaled gas through human self sense organ or instrument again, and the accessible gas detects box and gas detection module and detects human health status, through showing soft screen display detection information, realizes carrying out timely autonomic detection to human halitosis.

On one hand, the utility model provides a mask, which comprises a mask main body, wherein the middle part of the mask main body is provided with an odor-smelling cover, the odor-smelling cover comprises a rubber soft cover which is arranged at the inner side of the mask main body and is attached to the face, the outer side of the mask main body is provided with a gas detection box, the gas detection box is communicated with the rubber soft cover, and test paper is arranged in the gas detection box;

the mask body is also provided with a gas detection module communicated with the rubber soft cover and used for detecting the gas exhaled by the human body and generating detection information;

the gauze mask main part outside is equipped with soft screen coiling mechanism, and soft screen coiling mechanism includes the soft screen of telescopic demonstration, is used for showing detection information.

In some embodiments, the mask body comprises a mask body and ear straps arranged on two sides of the mask body;

the mask body comprises an inner layer, a filter layer and an outer layer which are sequentially arranged from inside to outside;

the nose bridge strip is arranged between the filter layer and the outer layer and is connected with the outer layer through a sewing sideline.

In some embodiments, the middle of the mask body is provided with a through hole;

the smell smelling cover comprises a rubber hose arranged in the through hole, one end of the rubber hose is connected with the rubber hose cover, the other end of the rubber hose is connected with a rubber ring, and the rubber ring is used for sealing between the rubber hose and the gas detection box.

In some embodiments, the gas detection box comprises a box body and a box cover, wherein the bottom of the box body is communicated with the smell cover, the top of the box body is connected with the box cover, the box cover is provided with a first opening, and a ventilation mesh cover is embedded in the first opening.

In some embodiments, a second opening is formed in the top of the box body, one end of the box cover is hinged to the second opening, the other end of the box cover is perpendicularly connected with a fixing plate, a limiting block is arranged on one side, facing the box body, of the fixing plate, and a clamping block corresponding to the limiting block is arranged on the box body.

In some embodiments, the box body is internally provided with the test paper, and the test paper is provided with a bulge which is embedded into the smell cover.

In some embodiments, the gas detection module comprises a gas guide tube, a gas sensor, a signal receiving and processing module and a cloud display module which are connected in sequence;

one end of the air duct is positioned at the inner side of the rubber soft cover and is used for transmitting the exhaled air of the human body;

the gas sensor is used for detecting the human body exhaled gas transmitted by the gas guide tube and generating an electric signal;

the signal receiving and processing module is used for generating detection information according to the electric signal;

the cloud display module is used for sending the detection information to the mobile terminal.

In some embodiments, the soft screen winding device comprises a winding drum provided with an open slot, a rotating rod coaxial with the winding drum is arranged in the open slot, the display soft screen is wound on the rotating rod, a torsion spring is sleeved at the top end of the rotating rod, one end of the torsion spring is connected with the winding drum, and the other end of the torsion spring is connected with the display soft screen;

the gas detection module is arranged on the winding drum.

In some embodiments, the mask body is further provided with a soft screen fixing device, and a plurality of female buttons are arranged on the soft screen fixing device;

the free end of the soft display screen is provided with a sub buckle corresponding to the plurality of female buckles in position, and the soft display screen is pulled out through the sub buckle and the female buckle and the soft screen fixing device.

In some embodiments: the mask is also provided with a charging module for charging the gas detection module, and the charging module is provided with a USB charging port;

the charging module is arranged in the soft screen winding device.

The beneficial effect that technical scheme that this application provided brought includes: the mask body is utilized to play a role in protecting the mask, the flexible smell cover is utilized, the rubber soft cover of the smell cover is attached to the face by pressing, gas exhaled by a user gathers between the smell cover and the face, the user can directly smell abnormal breath, the test paper is placed in the gas detection box through the gas detection box communicated with the smell cover, the abnormal breath is detected by the test paper, and the abnormal breath is detected and displayed through the gas detection module and the display soft screen, so that the timely autonomous detection of the halitosis of a human body can be realized.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic front view of a mask showing a state where a soft screen is unfolded according to an embodiment of the present invention.

Fig. 2 is a schematic front view of the mask in the embodiment of the present invention showing the rolling state of the soft screen.

Fig. 3 is a schematic view of a partial section a-a in fig. 2.

FIG. 4 is a schematic structural view of a gas detection cell according to an embodiment of the present invention.

Fig. 5 is a rear view of the mask in an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a soft screen winding device in the embodiment of the invention.

FIG. 7 is a schematic view of the configuration of the take-up spool in an embodiment of the present invention.

FIG. 8 is a schematic structural diagram of a rotary rod, a soft display screen and a torsion spring according to an embodiment of the present invention.

FIG. 9 is a schematic diagram of a USB charging port according to an embodiment of the present invention;

fig. 10 is a schematic view of the connection between the male and female clasps in the embodiment of the present invention.

FIG. 11 is a functional block diagram of a gas detection module in an embodiment of the invention.

Reference numerals:

1-a cover body; 101-an outer layer; 102-a filter layer; 103-an inner layer; 2-nose bridge strip; 3-sewing side lines; 4-a through hole; 5-smelling the smell cover; 51-rubber hose; 52-rubber ring; 53-rubber soft cover; 6-gas detection cartridge; 61-box cover; 62-a breathable net cover; 63-a fixture block; 64-a fixed plate; 65-a limiting block; 66-a cartridge; 7-test paper; 71-a bump; 8-a soft screen fixing device; 9-a gas detection module; 91-gas sensor; 92-a signal receiving processing module; 93-cloud display module; 10-ear band; 11-a charging module; 111-USB charging port; 12-a soft screen winding device; 121-take-up reel; 122-open slots; 123-rotating rod; 124-torsion spring; 125-display soft screen; 13-a sub-button; 14-female button.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides a mask, which is shown in figures 1 to 3 and comprises a mask main body, wherein the middle part of the mask main body is penetrated with an odor smelling mask 5 with two open ends, one end of the odor smelling mask faces to the inner side of the mask main body contacted with the face of a human body, and the other end of the odor smelling mask faces to the outer side of the mask main body. The soft rubber cover 53 is arranged on one side of the smell cover 5 positioned in the mask body, one side of the smell cover 5 positioned outside the mask body is communicated with the gas detection box 6, and the gas detection box 6 is internally provided with the test paper 7.

The mask body can be used for protecting the conventional mask. By utilizing the flexible smell cover 5, the rubber soft cover 53 of the smell cover 5 is attached to the face by pressing, the gas exhaled by the user is gathered between the smell cover 5 and the face, and the user can smell abnormal breath directly. A test paper 7 is placed in the gas detecting box 6 through the gas detecting box 6 communicated with the smell cover 5, and abnormal breath can be detected by the test paper 7.

The gauze mask main part still is equipped with gaseous detection module 9 and soft screen coiling mechanism 12, gaseous detection module 9 and soft screen coiling mechanism 12 all are located the gauze mask main part outside, gaseous detection module 9 and the inboard intercommunication of gauze mask main part, can detect human expired gas and generate the detection information, soft screen coiling mechanism 12 receives behind this detection information, utilize its telescopic soft screen 125 of demonstration, stretch to show soft screen 125 and show this detection information, can audio-visually look over the relevant detection condition of human expired gas through the gauze mask, can realize carrying out timely autonomic detection to human halitosis.

In a preferred embodiment, as shown in fig. 1 to 3, the mask body includes a mask body 1 and ear bands 10 provided on both sides of the mask body 1.

The cover body 1 comprises an inner layer 103, a filter layer 102 and an outer layer 101 which are arranged from inside to outside in sequence.

A nose bridge strip 2 is arranged between the filter layer 102 and the outer layer 101, and the nose bridge strip 2 is connected with the outer layer 101 through a sewing sideline 3.

In this embodiment, the mask body 1 has a shape and size corresponding to the face of the nose and mouth of a human body, and the mask body 1 includes an outer layer 101, a filter layer 102, and an inner layer 103 (at least three layers and more for a medical mask) arranged in this order. The outer layer 101 is made of non-woven fabric for blocking external dust. The filter layer 102 is lava cloth, mainly made of polypropylene with high-melt index fiber with the diameter of 1-5 μm, and is used for filtering and blocking bacteria and dust. The inner layer 103 is spun-bonded non-woven fabric, and the fiber is skin-friendly, does not have a stabbing pain feeling on the skin, and can be suitable for being worn for a long time.

Sewing sidelines 3 for positioning the nose bridge strip 2 are sewn at the edges of the mask body 1 and the nose bridge strip 2 so as to connect the nose bridge strip 2 and the mask body 1 into a whole. After the mask body 1 is worn on the face, the shape of the nose bridge strip 2 is adjusted to be kept close to the nose bridge and the cheeks of the nose.

In a preferred embodiment, referring to fig. 3 and 5, the mask body is provided with a through hole 4 at the middle thereof.

The smell cover 5 comprises a rubber hose 51 arranged in the through hole 4, one end of the rubber hose 51 is connected with a rubber hose cover 53, the other end of the rubber hose 51 is connected with a rubber ring 52, and the rubber ring 52 is used for sealing between the rubber hose 51 and the gas detection box 6.

In this embodiment, after the cover body 1 is worn, a through hole 4 is formed at a position corresponding to the mouth, a rubber hose 51 of the odor mask 5 is arranged in the through hole 4, two ends of the rubber hose 51 are opened, a rubber ring 52 having an outer diameter larger than that of the rubber hose 51 and an inner diameter identical to that of the rubber hose 51 is fixed at one end of the rubber hose 51 located at the outer layer 101, and a horn-shaped rubber hose cover 53 is integrally formed at one end of the rubber hose 51 located at the inner layer 103.

When the mask body 1 is worn normally, the outer edge of the rubber soft mask 53, which is far away from the rubber ring 52, is attached to a nose bridge and a chin of a human body, and a gap is reserved between the outer edge and cheeks on two sides, so that exhaled air and inhaled air can pass through the gap, and the breathing of the human body is smooth.

When a wearer wants to know whether the peculiar smell exists in the mouth, the wearer presses the edge of the rubber soft cover 53 to be attached to the cheek through the cover body 1 by fingers to form a relatively closed cavity, after inhaling a breath deeply from the nasal cavity or the oral cavity, the wearer slowly exhausts the breath from the oral cavity, warm air is filled in the rubber soft cover 53 under the block of the rubber soft cover 53, and then the wearer quickly inhales the breath from the nasal cavity, so that whether the breath has the peculiar smell can be automatically distinguished.

In a preferred embodiment, referring to fig. 3 to 5, the gas detecting box 6 comprises a box body 66 and a box cover 61, wherein the bottom of the box body 66 is communicated with the smell cover 5, the top of the box body 66 is connected with the box cover 61, the box cover 61 is provided with a first opening, and the first opening is embedded with the air permeable mesh cover 62.

The second opening is seted up at the top of box body 66, and lid 61 one end is articulated with the second opening part, and the other end is connected with fixed plate 64 perpendicularly, and fixed plate 64 is equipped with stopper 65 towards one side of box body 66, is equipped with the fixture block 63 that corresponds with stopper 65 position on the box body 66.

The box body 66 is internally provided with a test paper 7, the test paper 7 is provided with a bulge 71, and the bulge 71 is embedded into the smell cover 5.

In this embodiment, the gas detection box 6 is bonded to the surface of the outer layer 101 away from the filter layer 102, and the gas detection box 6 is fixedly connected to and internally communicated with the rubber ring 52.

The gas detection box 6 is arranged at an opening on one side far away from the filter layer 102, a box cover 61 is hinged to the edge of the opening, the free end of the box cover 61 is movably buckled on the gas detection box 6 to be opened and closed, and a breathable net cover 62 is embedded in the box cover 61.

Specifically, fixture block 63 is fixed at the edge of box body 66, fixing plate 64 is fixed at the edge of the free end of box cover 61, and fixing plate 64 is provided with limiting block 65 towards one side of the edge of box body 66, and when box cover 61 is buckled on box body 66, limiting block 65 is just embedded in fixture block 63 to realize the closing.

The gas detection box 6 is movably provided with the test paper 7, the paper surface of the test paper 7 is provided with a bulge 71, the bulge 71 is inserted into the rubber hose 51, the detection area of the test paper 7 takes the bulge 71 as the center, the width is 1-2.5cm, the length is 1.5-3cm, the corresponding range is internally provided with a red mark line, the whole width of the test paper 7 is 1.5-3cm, the length is 2-3.5cm, and the difference range between the red mark line and the test paper 7 is a handheld area so as to reduce the damage to the test area when the test paper is taken and placed.

Taking the breath test without using carbon 14 urea as an example, when testing whether a human body is infected with helicobacter pylori, the test paper 7 can be placed in the box body 66, a test capsule is taken, after urea enters the human body in the capsule, urease in the body can decompose the urea into ammonia and carbon dioxide, the carbon dioxide enters blood circulation after being absorbed by gastrointestinal tracts, and is exhaled out of the body through the lung, the urea marked in the oral capsule only needs to stand still for 30 minutes, the rubber soft cover 53 is pressed to be attached to the cheek, and after the exhaled gas is conducted onto the test paper 7, the test paper 7 is compared with test paper in a colorimetric card to determine whether the test paper 7 is infected.

In a preferred embodiment, referring to fig. 6 and 11, the gas detection module 9 includes a gas tube (not shown), a gas sensor 91, a signal receiving and processing module 92, and a cloud display module 93, which are connected in sequence.

One end of the air duct is positioned at the inner side of the mask main body and is used for transmitting the exhaled air of the human body.

The gas sensor 91 is used for detecting the exhaled gas of the human body transmitted by the gas guide tube and generating an electric signal.

The signal receiving and processing module 92 is used for generating detection information according to the electrical signal, and may adopt a processor such as a chip.

The cloud display module 93 is configured to send the detection information to the mobile terminal, and may employ a signal transceiver.

The gas detection module 9 is arranged on the soft screen winding device 12.

In this embodiment, the gas sensor 91 is a gas tube, which penetrates the mask body 1 and has an end extending to the gap between the cheek and the rubber soft mask 53, and the gas sensor 91 is used to measure the composition of the exhaled gas of the human body over a period of time and generate an electrical signal. After the electric signal is transmitted to the signal receiving and processing module 92 and converted into a digital signal, the digital signal is transmitted to the mobile terminal through the cloud display module 93 in a Bluetooth wireless connection mode, and the mobile terminal obtains an analysis result reflecting whether the human health condition is abnormal or not according to comparison between preset threshold values and detection data of various organic compound gases.

In a preferred embodiment, referring to fig. 6 to 8, the soft-screen rolling device 12 includes a rolling cylinder 121 having an opening slot 122, a rotating rod 123 coaxial with the rolling cylinder 121 is disposed in the opening slot 122, a soft display screen 125 is rolled on the rotating rod 123, a torsion spring 124 is sleeved on a top end of the rotating rod 123, one end of the torsion spring 124 is connected to the rolling cylinder 121, and the other end is connected to the soft display screen 125.

The gas detection module 9 is disposed on the winding drum 121.

In this embodiment, the winding drum 121 is adhered to the cover body 1 through a hook and loop fastener, the ear straps 10 are respectively fixed at the adhesive joints of the hook and loop fastener, and the ear straps 10 are movably hung on two ears.

The winding drum 121 is hollow, an open slot 122 is formed in the peripheral side of the winding drum 121 and communicated with the interior of the winding drum, a rotating rod 123 coaxially arranged with the winding drum 121 is rotatably connected in the winding drum 121, the rotating rod 123 and the winding drum 121 are both made of soft materials, one side of the soft display screen 125 is connected to the peripheral side of the rotating rod 123 and wound on the rotating rod 123, a torsion spring 124 is further sleeved on the peripheral side of the rotating rod 123, one end of the torsion spring 124 is connected with the winding drum 121, the other end of the torsion spring is connected with the soft display screen 125, and then when the soft display screen 125 is not used, the soft display screen 125 is wound on the rotating rod 123 and is located in the winding drum 121. The gas sensor 91 is connected with the soft screen winding device 12 to display the oral odor concentration timely when the color depth of the soft screen 125 changes.

In a preferred embodiment, referring to fig. 1, 2, 9 and 10, the mask body is further provided with a soft screen fixing device 8 on which a plurality of female buttons 14 are provided.

The free end of the soft display screen 125 is provided with a sub button 13 corresponding to the plurality of female buttons 14, and the soft display screen 125 is connected with the soft screen fixing device 8 through the sub button 13 and the female button 14 when being pulled out.

The mask is further provided with a charging module 11 for charging the gas detection module 9, and the charging module 11 is provided with a USB charging port 111. The charging module 11 is arranged in the soft screen winding device 12.

In this embodiment, the end of the soft display screen 125 far from the rotating rod 123 is provided with a plurality of sub-buttons 13, the charging module 11 is provided with a plurality of female buttons 14 corresponding to the sub-buttons 13 one by one, when the soft display screen 125 is unfolded, the soft display screen 125 is pulled, the rotating rod 123 rotates, and the torsion spring 124 rotates to store power until the sub-buttons 13 are hooked on the female buttons 14. After the female buckle 14 and the male buckle 13 are disengaged, the display soft screen 125 is accommodated in the winding drum 121 again under the elastic action of the torsion spring 1244.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. 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 application. Thus, the present application 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 (10)

1. A mask is characterized by comprising a mask body, wherein the middle part of the mask body is provided with an odor-smelling cover (5), the odor-smelling cover (5) comprises a rubber soft cover (53) which is arranged at the inner side of the mask body and is attached to the face, the outer side of the mask body is provided with a gas detection box (6), the gas detection box (6) is communicated with the rubber soft cover (53), and test paper (7) is arranged in the gas detection box (6);

the mask body is also provided with a gas detection module (9) communicated with the rubber soft cover (53) and used for detecting the gas exhaled by the human body and generating detection information;

the outer side of the mask body is provided with a soft screen winding device (12), and the soft screen winding device (12) comprises a telescopic soft display screen (125) and is used for displaying the detection information.

2. The mask of claim 1 wherein: the mask body comprises a mask body (1) and ear bands (10) arranged on two sides of the mask body (1);

the mask body (1) comprises an inner layer (103), a filter layer (102) and an outer layer (101) which are sequentially arranged from inside to outside;

the nose bridge piece (2) is arranged between the filter layer (102) and the outer layer (101), and the nose bridge piece (2) is connected with the outer layer (101) through a sewing sideline (3).

3. The mask of claim 1 wherein: the middle part of the mask body is provided with a through hole (4);

the smell-smelling cover (5) comprises a rubber hose (51) arranged in the through hole (4), one end of the rubber hose (51) is connected with the rubber soft cover (53), the other end of the rubber hose is connected with a rubber ring (52), and the rubber ring (52) is used for sealing between the rubber hose (51) and the gas detection box (6).

4. The mask of claim 1 wherein: gas detection box (6) include box body (66) and lid (61), box body (66) bottom and smell cover (5) intercommunication, box body (66) top connection lid (61), lid (61) are equipped with first opening, and ventilative screen panel (62) are established to first opening embedding.

5. The mask of claim 4 wherein: the top of the box body (66) is provided with a second opening, one end of the box cover (61) is hinged to the second opening, the other end of the box cover is vertically connected with a fixing plate (64), a limiting block (65) is arranged on one side, facing the box body (66), of the fixing plate (64), and a clamping block (63) corresponding to the limiting block (65) in position is arranged on the box body (66).

6. The mask of claim 4 wherein: the test paper (7) is arranged in the box body (66), a bulge (71) is arranged on the test paper (7), and the bulge (71) is embedded into the smell cover (5).

7. The mask of claim 1 wherein: the gas detection module (9) comprises a gas guide tube, a gas sensor (91), a signal receiving and processing module (92) and a cloud display module (93) which are sequentially connected;

one end of the air duct is positioned at the inner side of the rubber soft cover (53) and is used for transmitting the exhaled air of the human body;

the gas sensor (91) is used for detecting the human body exhaled gas transmitted by the gas guide tube and generating an electric signal;

the signal receiving and processing module (92) is used for generating detection information according to the electric signals;

the cloud display module (93) is used for sending the detection information to the mobile terminal.

8. The mask of claim 1 wherein: the soft screen winding device (12) comprises a winding drum (121) provided with an open slot (122), a rotating rod (123) coaxial with the winding drum (121) is arranged in the open slot (122), the display soft screen (125) is wound on the rotating rod (123), a torsion spring (124) is sleeved at the top end of the rotating rod (123), one end of the torsion spring (124) is connected with the winding drum (121), and the other end of the torsion spring (124) is connected with the display soft screen (125);

the gas detection module (9) is arranged on the winding drum (121).

9. The mask of claim 1 wherein: the mask body is also provided with a soft screen fixing device (8) on which a plurality of female buttons (14) are arranged;

the free end that shows soft screen (125) be equipped with son knot (13) that a plurality of box (14) positions correspond, when showing soft screen (125) and pulling out pass through son knot (13) with box (14) with soft screen fixing device (8) are connected.

10. The mask of claim 1 wherein: the mask is also provided with a charging module (11) for charging the gas detection module (9), and the charging module (11) is provided with a USB charging port (111);

the charging module (11) is arranged on the soft screen winding device (12).

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