CN112137198B

CN112137198B - Multifunctional protective mask

Info

Publication number: CN112137198B
Application number: CN202011001428.XA
Authority: CN
Inventors: 尹向前; 刘�文
Original assignee: Dongguan Jialong Paper Products Co ltd
Current assignee: Dongguan Jialong Paper Products Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2023-09-29
Anticipated expiration: 2040-09-22
Also published as: CN112137198A

Abstract

The application relates to the field of protective appliances, in particular to a multifunctional protective mask, which comprises a wearing main body, a protective mask and a protective mask, wherein the wearing main body comprises wearing parts which can be matched with the head of a human body; the cover body is rotatably arranged on the wearing main body and is used for protecting a human body; the connecting structures are at least arranged into two groups and are used for connecting the wearing main body and the cover body, each group of connecting structures comprises two connecting pieces, one connecting piece is arranged on the wearing piece, the other connecting piece is arranged on the cover body, the two connecting pieces can be in relative rotation installation and matching, one connecting piece is provided with at least two positioning spaces towards one side of the other connecting piece, the other connecting piece is provided with at least one positioning bulge which is used for being embedded with the positioning spaces, and the positioning bulge can be rotationally switched in any two positioning spaces; when the cover body is in a use state and an open state, the positioning protrusion is embedded with the positioning space. The application has the advantages that the mask can rotate and is not easy to rotate in the using process.

Description

Multifunctional protective mask

Technical Field

The application relates to the field of protective appliances, in particular to a multifunctional protective mask.

Background

Face masks are tools used to protect the face and neck from flying metal debris, hazardous gases, liquid splashes, metal and high temperature solvent flying dust. Mainly comprises a welding mask, an anti-impact mask, a radiation-proof mask, a smoke-dust-proof poison gas mask, a heat-insulating mask and the like.

Protective masks are generally designed in two ways, one being rotatable relative to the body and one being non-rotatable.

The Chinese patent with the publication number of CN107411198A discloses a medical operation protective mask with a shooting function, and according to the document description, the medical operation protective mask is a protective mask which is not rotatable, and comprises a wearing main body and a mask, wherein the wearing main body is provided with a wearing structure which is adaptive to the head of a human body, the wearing structure is of an annular structure, the wearing structure can be fixed on the head of the human body in a sleeving manner, and the annular structure comprises an arc-shaped part and elastic bands connected with two ends of the arc-shaped part. The arcuate portion has the mounting face, and the visor is mountable on the mounting face. The mask and the mounting surface adopt a detachable mode. The mounting surface is provided with a buckle for assisting the mask to be detachably connected.

Chinese patent publication No. CN207167892U discloses a light-transmitting and breathable sun-screening mask, which is a rotatable mask according to the document description, and consists of sun-screening covers hinged on both sides of a rope with a cap, a regulating buckle and an elastic head ring, wherein the sun-screening cover is formed by combining a light-transmitting area and a breathable area into a whole, and the light-transmitting area is made of light-transmitting organic glass plates.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: during use, the non-rotatable protective mask can sometimes affect normal operation or use; the rotatable mask can rotate in the use process due to self gravity in the use process, so that the normal use of the mask is influenced.

Disclosure of Invention

In order to solve the technical problems, the application provides a multifunctional protective mask with a rotatable mask and a small possibility of rotating in the using process.

The application provides a multifunctional protective mask which adopts the following technical scheme:

a multifunctional protective mask, which comprises a mask body,

the wearing main body comprises a wearing piece which can be matched with the head of a human body;

the cover body is rotatably arranged on the wearing main body and is used for protecting a human body;

the connecting structures are at least arranged into two groups and used for connecting the wearing main body and the cover body, each group of connecting structures comprises a first connecting piece and a second connecting piece, the first connecting piece is installed on the wearing piece, the second connecting piece is installed on the cover body, or the first connecting piece is installed on the cover body, the second connecting piece is installed on the wearing piece, the first connecting piece and the second connecting piece can be installed and matched in a relatively rotatable manner, at least two positioning spaces are formed in one side, facing the second connecting piece, of the first connecting piece, at least one positioning protrusion used for being embedded with the positioning spaces is arranged on the second connecting piece, and the positioning protrusions can be switched in any two positioning spaces in a rotatable manner;

when the cover body is in a use state and an open state, the positioning protrusion is embedded with the positioning space.

Through adopting the technical scheme, in the use process, the cover body is arranged on the wearing piece through the connecting structure so as to realize rotation, the first connecting piece and the second connecting piece are mutually embedded through the positioning bulge and the positioning space so as to realize that the cover body is not easy to rotate when in a use position, specifically, the cover body is usually in two states, one is positioned right in front of a human face, the other is positioned right above the head of a human body, the state is in an open state, and when the cover body is in the two states, the positioning bulge is embedded with the positioning space so as to ensure that the first connecting piece and the second connecting piece are not easy to rotate relatively; the positioning protrusions can be rotated and switched in any two positioning spaces, so that the first connecting piece and the second connecting piece cannot be locked in the two states, and therefore rotation requirements are met, namely, in the use process, when a rotating force is applied to the cover body, the cover body can rotate, and the gravity of the cover body cannot enable the positioning protrusions to be separated from the positioning spaces; the locking mode can be similar to increasing the friction force between two connecting pieces, but is different from directly increasing the friction coefficient, compared with increasing anti-skid patterns or increasing the friction coefficient in other modes, through the jogging between the positioning bulge and the positioning space, the stability of the cover body is better and the cover body is not easy to fail, for example, the friction force is increased in an anti-skid pattern mode, and the anti-skid patterns possibly fail due to abrasion and other reasons in the use process.

Preferably, the positioning space is a groove recessed in one side of the first connecting piece, which faces the second connecting piece, and the end part of the positioning protrusion is arc-shaped.

By adopting the technical scheme, a positioning space and a positioning bulge form are provided specifically but not limitedly, and under the condition of not being used as a sole explanation, the end part of the positioning bulge is arc-shaped, so that the positioning bulge can conveniently slide into or slide out of the groove, and the rotation switching of the positioning bulge in any two positioning spaces is realized.

Preferably, the number of the positioning spaces is at least four, and the positioning spaces are uniformly distributed at intervals in a circumferential shape by taking the rotation axes of the first connecting piece and the second connecting piece as central axes.

Through adopting above-mentioned technical scheme, the location space is circumference form even interval distribution, because the cover body can be fixed along axis of rotation even interval ground, and the more the location space sets up, the more the position that the cover body can be fixed just, when the setting of laminating each other in the location space, then the cover body can be considered to be fixed at arbitrary position approximately.

Preferably, the first connecting piece is provided with a clamping groove, and the second connecting piece is provided with a clamping buckle which is used for being matched with the clamping groove in a clamping way;

the clamping groove is located at the notch and extends towards the center of the notch to form a back-off plate, the outer wall of the clamping buckle protrudes to form a back-off layer, and when two connecting pieces are buckled with each other, the back-off layer is abutted to the back-off plate.

Through adopting above-mentioned technical scheme, give a kind of connected mode between two connecting pieces specifically, but not limiting, under the condition of not being as the sole explanation, realize the connection between two connecting pieces through the joint cooperation between joint knot and the joint groove, then through the butt between back-off layer and the back-off board for after two connecting pieces cooperation, be difficult for breaking away from the cooperation between two connecting pieces.

Preferably, the back-off plate is obliquely arranged towards the direction of the clamping groove, and the back-off layer is in a horn shape and the small opening end of the back-off layer faces towards the back-off plate.

Through adopting above-mentioned technical scheme, when joint groove and joint knot cooperation, the slope part between back-off layer and the back-off board is in order to realize the direction to be convenient for slide into the joint inslot with the joint knot.

Preferably, the connection between the first connecting piece and the cover body or the wearing piece and the connection between the second connecting piece and the cover body or the wearing piece are respectively provided with an anti-rotation protrusion, and the cover body and the wearing piece are provided with anti-rotation through grooves matched with the anti-rotation protrusions.

Through adopting above-mentioned technical scheme, through the cooperation between anti-rotation protruding and the anti-rotation logical groove to make difficult relative rotation between cover body and connecting piece, wearing piece and the connecting piece.

Preferably, the wearing piece is provided with an air-permeable slit, the air-permeable slit is arranged along the length direction of the wearing piece, and the position of the wearing piece with the air-permeable slit is divided into an upper attaching part and a lower attaching part by the air-permeable slit.

By adopting the technical scheme, through the arrangement of the ventilation slits, when a user uses the protective mask, the ventilation slits enable the joint of the protective mask and the user to have ventilation function, so that the comfort level is improved; in order to improve comfort, the width of the wearing piece is widened, after the width of the wearing piece is widened, the wearing piece is not easy to bend, and a wearer is easy to sweat to cause discomfort, and through the arrangement of the ventilation slits, the occurrence of the problems is reduced.

Preferably, the ventilation slit is located at a middle position of the wearing piece in the width direction.

Through adopting above-mentioned technical scheme, the ventilative seam is located the intermediate position of wearing the piece and makes the width of going up laminating portion and laminating portion down unanimous to thereby reduce and appear that one of them width is too little to reduce the comfort level after wearing, with the comfort level after guaranteeing to wear.

Preferably, a sponge layer is arranged at the upper attaching part.

Through adopting above-mentioned technical scheme, the sponge layer has sweat-absorbing's effect, forms the buffer layer simultaneously between human and protective mask to the comfort level after the reinforcing is worn.

Preferably, a massage device is arranged at the upper attaching part.

Through adopting above-mentioned technical scheme, through setting up the massage appearance, after wearing protective mask for a long time, the human body is comparatively tired out, massages in order to alleviate tired to the human body through the massage appearance.

In summary, the present application includes at least one of the following beneficial technical effects:

in the using process of the multifunctional protective mask, when the mask body is in the using state and the opening state, the positioning protrusions are embedded with the positioning spaces, so that the first connecting piece and the second connecting piece are not easy to rotate relatively; the positioning protrusions can be switched in any two positioning spaces in a rotating way, so that two connecting pieces cannot be locked in the two states, and the rotating requirement is met;

by arranging the ventilation slits, the comfort level of the multifunctional protective mask in the use process is improved;

a sponge layer can be arranged on the wearing piece of the multifunctional protective mask so as to increase comfort;

a massage device may be provided on the wearing piece of the multifunctional protective mask of the present application to add a massage function.

Drawings

Fig. 1 is a schematic view showing two states of an embodiment of a multifunctional protective mask according to the present application.

Fig. 2 is a schematic view showing the overall structure of a wearing body of an embodiment of the multifunctional protective mask according to the present application.

Fig. 3 is an exploded view of a mask body of an embodiment of a multifunctional protective mask of the present application.

Fig. 4 is a schematic diagram showing a connection relationship between two connection members of a connection structure of an embodiment of a multifunctional helmet of the present application.

Fig. 5 is a schematic diagram showing a connection relationship between two connection members of a connection structure of an embodiment of a multifunctional helmet of the present application.

Fig. 6 is a schematic view showing the overall structure of a wearing body of another embodiment of a multifunctional protective mask according to the present application.

Fig. 7 is a schematic view showing the overall structure of a wearing body of another embodiment of a multifunctional protective mask according to the present application.

Reference numerals illustrate:

1. a wearing body; 11. a wearing piece; 111. a through hole; 112. ventilation slits; 113. anti-rotation through groove; 114. an upper bonding part; 115. a lower bonding part; 116. a sponge layer; 117. a massage device; 12. a stretchable belt; 121. a rope body; 122. a locking member;

2. a cover body; 21. a connecting belt; 211. a first mounting hole; 22. a face mask; 221. a second mounting hole; 23. a mounting member;

3. a connection structure; 31. a first connector; 311. positioning space; 312. a clamping groove; 313. a pinch plate; 314. an anti-rotation protrusion; 32. a second connector; 321. positioning the bulge; 322. a clamping buckle; 323. and (5) a back-off layer.

Detailed Description

The application is described in further detail below with reference to fig. 1-7.

The embodiment of the application discloses a multifunctional protective mask. Referring to fig. 1, a multifunctional protective mask comprises a wearing body 1 and a mask body 2, wherein the wearing body 1 and the mask body 2 are connected through a connecting structure 3.

Specifically, referring to fig. 2, the wearing body 1 includes a wearing piece 11 and a telescopic strap 12, the wearing piece 11 is a band-shaped body with elasticity and bending, two sets of through holes 111 are formed at positions of two ends of the wearing piece 11, each set of through holes 111 is two, the telescopic strap 12 includes a rope 121 and a locking piece 122, the rope 121 penetrates through the two sets of through holes 111, the locking piece 122 is used for locking and positioning the rope 121, and the bending degree of the wearing piece 11 is controlled by adjusting the length of the rope 121 between the two through holes 111. The locking piece 122 may be a push-type spring button, and two ends of the rope 121 respectively penetrate through the two groups of through holes 111, then penetrate through the push-type spring button, and then knot to form an annular rope. When the length of the string 121 between the two through holes 111 needs to be adjusted, the string 121 is in an adjustable state by pressing the snap fastener, then the length of the string 121 between the two through holes 111 is adjusted, and after the adjustment is completed, the snap fastener is released to lock the string 121. Of course, other manners of fastening the locking member 122 may be adopted, such as a turnbuckle, a hasp, and a buckle, as long as the length of the rope 121 between the two through holes 111 can be adjusted and locked after being adjusted.

In the related art, in order to improve wearing comfort of a user, the width of the wearing piece 11 is generally widened, however, after the width of the wearing piece 11 is widened, the wearing piece 11 is not easily bent and the wearer easily sweats to cause discomfort, and in another embodiment of the present application, the wearing piece 11 is provided with the ventilation slit 112, the ventilation slit 112 is disposed along the length direction of the wearing piece 11, and the position of the wearing piece 11 where the ventilation slit 112 is opened is divided into the upper attaching portion 114 and the lower attaching portion 115 by the ventilation slit 112. By providing the ventilation slit 112, when the user is using the protective mask 22, the ventilation slit 112 allows the fitting portion of the protective mask 22 and the user to have ventilation function, thereby improving comfort and simultaneously allowing the wearing piece 11 to be easily bent.

Further, the ventilation slit 112 is located at an intermediate position of the wearing piece 11 in the width direction. The air-permeable slit 112 is located at the middle position of the wearing piece 11 so that the width of the upper fitting portion 114 coincides with the width of the lower fitting portion 115, thereby ensuring comfort after wearing.

Referring to fig. 3, the mask body 2 includes a connection strap 21 and a mask 22.

The connecting band 21 is a band-shaped body with flexible elasticity, the connecting band 21 is connected with the wearing piece 11 through the connecting structure 3, a plurality of first mounting holes 211 are formed in the connecting band 21, a plurality of second mounting holes 221 corresponding to the first mounting holes 211 one by one are formed in the mask 22, the first mounting holes 211 and the second mounting holes 221 are in a group corresponding to each other, in the embodiment shown in fig. 3, the number of the first mounting holes 211 and the second mounting holes 221 is five, which is only an exemplary illustration here, and the number can be increased or decreased according to actual requirements. Each set of first mounting holes 211 and second mounting holes 221 are provided with mounting pieces 23, the mounting pieces 23 can be selected from buckles, rivets, etc., and glue can be applied between the connecting strap 21 and the mask 22 to enhance the connection stability of the connecting strap 21 and the mask 22.

The mask 22 may be made of a common protective plastic, or may be made of a radiation-proof material, a blue-light-proof material, etc. according to the requirements.

The connection structure 3 is described in detail below.

Referring to fig. 4 and 5, the connection structure 3 is at least provided in two groups for connecting the wearing body 1 and the cover 2, each group of connection structure 3 includes two connection members, the two connection members are a first connection member 31 and a second connection member 32, wherein the first connection member 31 is mounted on the wearing member 11, the second connection member 32 is mounted on the cover 2, and the connection members can be reversely mounted, that is, the first connection member 31 is mounted on the cover 2, the second connection member 32 is mounted on the wearing member 11, and the first connection member 31 and the second connection member 32 are rotatably mounted and matched with each other, and the cover 2 is mounted on the wearing member 11 through the connection structure 3 to realize rotation.

Specifically, referring to fig. 4 and 5, at least two positioning spaces 311 are disposed on a side of the first connecting member 31 facing the second connecting member 32, at least one positioning protrusion 321 for being engaged with the positioning spaces 311 is disposed on the second connecting member 32, and the positioning protrusion 321 can be rotatably switched in any two positioning spaces 311; the positioning projection 321 is fitted into the positioning space 311 when the cover 2 is in the use state and the open state. The two states of the cover 2 are understood here as: one is that the cover body 2 is positioned right in front of the face, and this state is the use state; the other is that the cover body 2 is positioned right above the head of the human body, and the state is an open state. The positioning protrusion 321 is embedded with the positioning space 311, so that the two connections are not easy to rotate relatively; the positioning protrusion 321 can be rotationally switched in any two positioning spaces 311, so that in the two states, the two connecting pieces 31 cannot be locked, thereby meeting the rotation requirement, the locking mode can be similar to increasing the friction force between the two connecting pieces, but is different from directly increasing the friction coefficient, compared with increasing the anti-skid pattern or other modes, the stability of the cover body 2 is better and the cover body is not easy to lose efficacy through the jogging between the positioning protrusion 321 and the positioning space 311, such as the anti-skid pattern increases the friction force, and the anti-skid pattern possibly causes failure due to abrasion and the like in the use process.

In order to realize that the positioning protrusion 321 can be rotationally switched in any two positioning spaces 311, the following can be set: when the two connectors are matched with each other, a gap larger than or equal to the positioning protrusion 321 is arranged between the two connectors, and the positioning protrusion 321 slides out of the positioning space 311; the positioning protrusion 321 may be made of elastic material, i.e. the positioning protrusion 321 has a certain deformation amount, so that the positioning protrusion 321 may slide out of the positioning space 311 and turn to another positioning space 311. Of course, the above two modes may be adopted or other modes, so long as the user can rotate with little force, the positioning protrusion 321 can rotate and switch in any two positioning spaces 311, and meanwhile, the positioning protrusion 321 and the positioning space 311 are mutually embedded and no other external force is applied, so that the cover body 2 can not slide due to self gravity.

Referring to fig. 4 and 5, in an embodiment of the application, the positioning space 311 is a groove recessed in a side of the first connecting member 31 facing the second connecting member 32, and an end of the positioning protrusion 321 is arc-shaped. A form of the positioning space 311 and the positioning protrusion 321 is specifically but not limited to this, and without being explained as a sole, an end of the positioning protrusion 321 is arc-shaped, so that the positioning protrusion 321 slides into or out of the groove, thereby facilitating rotation switching of the positioning protrusion 321 in any two positioning spaces 311.

Referring to fig. 4 and 5, in one embodiment of the present application, at least four positioning spaces 311 are provided, and the positioning spaces 311 are uniformly distributed at intervals in a circumferential shape with the rotation axes of the two connectors as central axes. The positioning spaces 311 are uniformly distributed at intervals in a circumferential shape, and since the cover body 2 can be uniformly fixed at intervals along the rotation axis, the more the positioning spaces 311 are provided, the more the positions of the cover body 2 can be fixed, and when the positioning spaces 311 are mutually attached, namely, the case shown in fig. 4, the cover body 2 can be approximately considered to be fixed at any position.

In the embodiment shown in fig. 4 and fig. 5, the first connecting member 31 is provided with a clamping slot 312, and the second connecting member 32 is provided with a clamping buckle 322 for being matched with the clamping slot 312 in a clamping manner. The notch of the clamping groove 312 extends towards the center of the notch to form a buckling plate 313, the outer wall of the clamping buckle 322 is protruded with a buckling layer 323, and when the two connecting pieces are buckled with each other, the buckling layer 323 is abutted with the buckling plate 313. In this embodiment, the rotatable connection between the two connectors is achieved through the engagement between the engaging buckle 322 and the engaging slot 312, and then the engagement between the back-off layer 323 and the back-off plate 313 is achieved, so that after the two connectors are engaged, the two connectors are not easy to disengage from each other.

Further, the back-off plate 313 is inclined towards the clamping groove 312, the back-off layer 323 is horn-shaped, and the small opening end of the back-off layer 323 faces the back-off plate 313. When the clamping groove 312 is matched with the clamping buckle 322, the inclined part between the back-off layer 323 and the back-off plate 313 is used for guiding, so that the clamping buckle 322 is conveniently clamped into the clamping groove 312.

Referring to fig. 4 and fig. 5, in an embodiment of the present application, anti-rotation protrusions 314 are disposed at the connection points of the first connecting member 32 and the second connecting member 32 with the cover 2 or the wearing member 11, and in combination with the foregoing fig. 2 and fig. 3, anti-rotation through grooves 113 matching with the anti-rotation protrusions 314 are formed on the cover 2 and the wearing member 11. By the cooperation between the anti-rotation protrusions 314 and the anti-rotation through grooves 113, the cover body 2 and the connecting piece, and the wearing piece 11 and the connecting piece are not easy to rotate relatively.

Referring to fig. 6, in another embodiment of the present application, a sponge layer 116 is adhered to the upper bonding portion 114. The sponge layer 116 has sweat absorbing effect while forming a buffer layer between the human body and the protective mask 22 to enhance comfort after wearing.

Referring to fig. 7, in another embodiment of the present application, a massage device 117 is mounted at the upper fitting portion 114, the massage portion of the massage device 117 faces the human body, and the head-mounted massage device 117 is a prior art and will not be described herein. By adding the massager 117, the human body is tired after wearing the protective mask 22 for a long time, and the human body is massaged by the massager 117 to relieve fatigue.

The implementation principle of the multifunctional protective mask provided by the embodiment of the application is as follows: in the use process of the multifunctional protective mask, the mask body 2 is mounted on the wearing piece 11 through the connecting structure 3 to realize rotation, and the two connecting pieces are mutually embedded through the positioning protrusion 321 and the positioning space 311 to realize that the mask body 2 is not easy to rotate when in a use position, specifically, the mask body 2 is in two states, one is positioned right in front of a human face, the state is in a use state, the other is positioned right above the head of a human body, the state is in an open state, and when the mask body 2 is in the two states, the positioning protrusion 321 is embedded with the positioning space 311, so that the two connecting pieces are not easy to rotate relatively; and the positioning protrusion 321 can be rotated and switched in any two positioning spaces 311, so that the two connecting pieces cannot be locked in the two states, thereby meeting the rotation requirement.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. A multifunctional protective mask, characterized in that: comprising the steps of (a) a step of,

the wearing main body (1) comprises a wearing piece (11) which can be matched with the head of a human body;

the cover body (2) is rotatably arranged on the wearing main body (1) and is used for protecting a human body;

the connecting structures (3) are at least arranged into two groups and are used for connecting the wearing main body (1) and the cover body (2), each group of connecting structures (3) comprises a first connecting piece (31) and a second connecting piece (32), the first connecting piece (31) is installed on the wearing piece (11), the second connecting piece (32) is installed on the cover body (2), or the first connecting piece (31) is installed on the cover body (2), the second connecting piece (32) is installed on the wearing piece (11), the first connecting piece (31) and the second connecting piece (32) can be installed and matched in a relatively rotatable mode, at least two positioning spaces (311) are formed in one side of the first connecting piece (31) towards the second connecting piece (32), at least one positioning protrusion (321) used for being embedded with the positioning spaces (311) is arranged on the second connecting piece (32), and the positioning protrusions (321) can be switched in any two positioning spaces (311);

when the cover body (2) is in a use state and an open state, the positioning protrusion (321) is embedded with the positioning space (311);

the first connecting piece (31) is provided with a clamping groove (312), and the second connecting piece (32) is provided with a clamping buckle (322) which is used for being matched with the clamping groove (312) in a clamping way;

the clamping groove (312) is positioned at the notch and extends towards the center of the notch to form a back-off plate (313), a back-off layer (323) protrudes out of the outer wall of the clamping buckle (322), and when two connecting pieces are mutually buckled, the back-off layer (323) is buckled with the back-off plate (313);

the back-off plate (313) is obliquely arranged towards the clamping groove (312), the back-off layer (323) is in a horn shape, and the small opening end of the back-off layer (323) faces towards the back-off plate (313);

the positioning space (311) is a groove which is recessed at one side of the first connecting piece (31) towards the second connecting piece (32), and the end part of the positioning protrusion (321) is arc-shaped;

the number of the positioning spaces (311) is at least four, and the positioning spaces (311) are uniformly distributed at intervals in a circumferential shape by taking the rotation axes of the first connecting piece (31) and the second connecting piece (32) as central axes;

the anti-rotation protrusions (314) are arranged at the joint of the first connecting piece (31) and the cover body (2) or the wearing piece (11) and the joint of the second connecting piece (32) and the cover body (2) or the wearing piece (11), and anti-rotation through grooves (113) matched with the anti-rotation protrusions (314) are formed in the cover body (2) and the wearing piece (11).

2. A multi-functional protective mask according to claim 1, wherein: the wearing piece (11) is provided with an air-permeable slit (112), the air-permeable slit (112) is arranged along the length direction of the wearing piece (11), and the position of the wearing piece (11) provided with the air-permeable slit (112) is divided into an upper attaching part (114) and a lower attaching part (115) by the air-permeable slit (112).

3. A multi-functional protective mask according to claim 2, wherein: the ventilation slit (112) is located at a middle position of the wearing piece (11) in the width direction.

4. A multifunctional protective mask according to claim 2 or 3, characterized in that: a sponge layer (116) is arranged at the upper attaching part (114).

5. A multifunctional protective mask according to claim 2 or 3, characterized in that: a massage device (117) is arranged at the upper attaching part (114).