TWM625828U - Fastener for hanging belt of mask - Google Patents

Abstract

The application provides a fastener for hanging belt of mask, which comprises a body, at least one first hanging part and a plurality of second hanging parts. The first hanging part comprises a first cutting groove and two second cutting grooves. The two terminals of the first cutting groove are respectively connected with two second cutting grooves, and the extension direction of the second cutting groove faces away from the second hanging part. The second hanging part includes a third cutting groove and two fourth cutting grooves, the two terminals of the third cutting groove are respectively connected with two fourth cutting grooves, and the extension direction of the fourth cutting groove faces away from the first hanging part. One first hanging part and a plurality of second hanging parts are provided in the application, in order to meet the use demand of users with different head circumference, the user can select one of the second hanging parts to cooperate with the first hanging part to hang the hanging belt of mask. When the fastener for hanging belt of mask is hung with the hanging belt, the hanging belt can be located in the second cutting groove and the fourth cutting groove, result in the hanging stability of the hanging belt can be improved.

Description

Fasteners for mask straps

The application relates to the technical field of mask fixing, in particular to a fixing piece for a mask lanyard.

A mask is a kind of hygiene product, which is generally worn on the mouth and nose to block harmful gases, odors, droplets, viruses and other substances from entering the user's mouth and nose. During the use of the mask, the straps on both sides of the mask are hung on the ears of the user. The wearing of the mask requires the wearer to closely fit the mask to the mouth and nose, and to keep the mask close to the mouth and nose. Fitting requires the strap and the ear to be in a straight and taut state, but wearing the mask for a long time will cause the strap to rub against the ear, which will make the wearer's skin scarred and tingling; in severe cases, the wearer will Physiological reactions such as headache and dizziness.

Based on this, there is a need for a fastener for the mask strap, so that the strap is not attached to the user's ear, reduces the pressure of the strap on the wearer's body, and ensures that the mask can closely fit the face. However, in the process of realizing the present application, the applicant found that the fixing parts of the existing mask lanyards cannot be reasonably selected according to the different head circumferences of the users due to the unreasonable setting of the hanging parts, and the lanyards are not firmly attached.

In view of the above, it is necessary to propose a fixing piece for the mask lanyard to solve the technical problems that the fixing piece of the existing mask lanyard cannot reasonably select the fixing position according to the difference of the user's head circumference, and the lanyard is not firmly attached.

The embodiment of the present application provides a fastener for a mask lanyard, including:

an elongated body, at least one first hanging part and a plurality of second hanging parts,

The first hanging part and the second hanging part are both arranged on the main body, at least one of the first hanging parts is arranged on one end of the main body in the extending direction, and a plurality of the second hanging parts are arranged on the main body. The main body is at the other end opposite to the first hanging portion in the extending direction, and the plurality of second hanging portions are sequentially arranged along the extending direction in a manner relatively far away from the first hanging portion. The hanging portion and the second hanging portion are used for hanging straps on both sides of the hanging port cover, respectively,

The first hanging portion includes a first cut groove and two second cut grooves, two ends of the first cut groove are respectively connected to the two second cut grooves, and the extension direction of the second cut grooves is directed away from the direction of the second hanging portion,

Each of the second hanging parts includes a third cut slot and two fourth cut slots, two ends of the third cut slot communicate with the two fourth cut slots respectively, and the extension of the fourth cut slot The direction is directed away from the first hanging portion.

In this way, since the main body is provided with at least one first hanging part and a plurality of second hanging parts, the user can hang one hanging part on the first hanging part, and select the other hanging part reasonably according to the size of the user's head circumference. One of the second hanging parts is connected, so that the user can reasonably select the first hanging part and the two side hanging straps for fixing the mask on the corresponding second hanging part according to the size of his head circumference, so as to meet the needs of different head circumferences. users' needs. By making the first slot and the second slot on the first hanging part and the third slot and the fourth slot on each second hanging part, a hanging strap is passed through the first slot to the first slot. The second slot is hung and fixed in the second slot, and the other strap is hooked and fixed in the fourth slot through the third slot. After the piece is attached to the lanyard, it is firmly fixed, which improves the stability of the use of the fastener of the mask lanyard.

In an embodiment of the present application, the number of the first hanging parts is the same as the number of the second hanging parts, a plurality of the first hanging parts are arranged at one end of the body in the extending direction, and the plurality of The first hanging part and the plurality of second hanging parts are symmetrically arranged.

In this way, by setting the number of the first hanging portion and the second hanging portion to be plural and symmetrical, to realize that when the fastener of the mask hanging belt fixes the hanging belt, the user can select a plurality of hanging belts according to the size of his head circumference. One of the first hanging parts of the first hanging parts is hung, and another hanging belt is selected to be connected to one of the second hanging parts of the plurality of second hanging parts, so as to realize that the fixing parts of the mask hanging parts can meet the needs of users with different head circumferences when they are used. usage requirements.

In an embodiment of the present application, the extending direction of the first notches is perpendicular to the extending direction of the main body, and the extending lengths of the first notches of the plurality of first hanging parts are along the extending direction away from the main body increase sequentially;

The extending direction of the third notches is perpendicular to the extending direction of the main body, and the extending lengths of the third notches of the plurality of second hanging parts increase sequentially along the extending direction of the main body.

In this way, the extension lengths of the first slots of the plurality of first hanging parts are sequentially increased along the extension direction away from the main body and the extension lengths of the third slots of the plurality of second hanging parts are along the extension direction of the main body Increase in turn, so that when the user chooses to fix the lanyard on the first hanging part and the second hanging part, there is enough clearance between the upper and lower sides of the same lanyard to ensure that the lanyard does not rub against the user's ear, and improve the The comfort of wearing the mask.

In an embodiment of the present application, an end of the second slot away from the second hanging portion and an end of the fourth slot away from the first hanging portion are provided with holes, and the inner diameter of the holes is larger than The cross-sectional dimension of the second slot or the fourth slot.

In this way, a hole is provided at the end of the second slot away from the first slot and the end of the fourth slot away from the third slot, and the inner diameter of the hole is larger than the cross-sectional dimension of the second slot or the fourth slot. , so that the lanyard can be stably hooked in the hole and improve the stability of the lanyard.

In an embodiment of the present application, both the second slot and the fourth slot are provided with a bending portion, and the bending direction of the bending portion is perpendicular to the extending direction of the main body.

In this way, by setting the bending portion, the bending direction of the bending portion is perpendicular to the extending direction of the main body, so that after the lanyard is hooked on the second slot and the fourth slot, the bent portion can be hung against each other. The strap provides a stop to prevent the lanyard from shifting.

In an embodiment of the present application, the fixing member of the mask lanyard further includes identification bumps, and each of the first hanging portion and the second hanging portion is provided with the corresponding identification bump.

In this way, by setting the identification bumps on the first hanging part and the second hanging part, the wearer only needs to feel the mask when the fixing member of the mask hanging strap fixes the hanging strap. Identifying the convex point can determine the position where the lanyard is attached, which is easier to use.

In an embodiment of the present application, the fixing member of the mask lanyard further includes a plurality of concave portions provided on the body, and each of the concave portions communicates with the corresponding first notch or the third notch.

In this way, by setting the recessed part on the main body and connecting the recessed part to the first or third slot, it is easier for the mask wearer to pull the strap to the first slot or the third slot. The hand lifts the first hanging part or the second hanging part corresponding to the recessed part by the recessed part, so as to put the hanging strap into the corresponding first or third cutting groove, so that the hanging of the hanging strap is more convenient.

In an embodiment of the present application, the fixing member of the mask strap further includes first teeth and second teeth mutually engaging with the first teeth, the first teeth and the second teeth Both are arranged on the side walls of the second slot and the fourth slot.

In this way, by arranging the first teeth and the second teeth which are mutually engaged with the first teeth, after the straps on both sides of the mask are hung on the second and fourth incisions, the first teeth Being in a state of occlusion with the second teeth, the hanging belt is prevented from slipping off from the second and fourth cutting grooves, and the stability of the hanging belt is improved.

In an embodiment of the present application, the body further has a raised portion and a smooth portion, the raised portion is connected to the smooth portion, and the raised portion is disposed on a side perpendicular to the extending direction of the body.

In this way, by arranging the protruding portion and the smooth portion, the body and the skull of the person wearing the mask can be closely fitted, thereby improving the comfort of the body during use.

In an embodiment of the present application, the fixing member of the mask lanyard further includes four extension parts, and the four extension parts intersect two by two and are located at both ends of the body in the extending direction. The first hanging part The extension portion and the second hanging portion are respectively provided on the two sides of the main body.

In this way, by arranging the extension parts, and crossing the extension parts at both ends of the main body in the extending direction, the first hanging part and the second hanging part are respectively arranged on the extension parts on both sides of the main body, so as to realize the first hanging part. The hanging part and the second hanging part gradually increase in the direction away from the main body. After the hanging belt is hooked on the first hanging part and the second hanging part, there is enough clearance between the upper and lower sides of the same hanging belt to ensure that the hanging belt does not interfere with the use of The wearer's ear rubs to improve the comfort of wearing the mask.

In order to understand the purpose, features and advantages of the present application more clearly, the present application will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiments of the present application and features in the embodiments may be combined with each other without conflict. Many specific details are set forth in the following description to facilitate a full understanding of the present application, and the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features delimited with "first", "second" may expressly or implicitly include one or a plurality of said features. In the description of this application, "plurality" means two or more, unless otherwise expressly and specifically defined.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. Terms used herein in the specification of the application are for the purpose of describing specific embodiments only, and are not intended to limit the application. As used herein, the term "and/or" includes any and all combinations of one or the plural of the associated listed items.

The embodiment of the present application provides a fastener for a mask lanyard, including:

an elongated body, at least one first hanging part and a plurality of second hanging parts,

The first hanging part and the second hanging part are both arranged on the main body, at least one of the first hanging parts is arranged on one end of the main body in the extending direction, and a plurality of the second hanging parts are arranged on the main body. The main body is at the other end opposite to the first hanging portion in the extending direction, and the plurality of second hanging portions are sequentially arranged along the extending direction in a manner relatively far away from the first hanging portion. The hanging portion and the second hanging portion are used for hanging straps on both sides of the hanging port cover, respectively,

The first hanging portion includes a first cut groove and two second cut grooves, two ends of the first cut groove are respectively connected to the two second cut grooves, and the extension direction of the second cut grooves is directed away from the direction of the second hanging portion,

Each of the second hanging parts includes a third cut slot and two fourth cut slots, two ends of the third cut slot communicate with the two fourth cut slots respectively, and the extension of the fourth cut slot The direction is directed away from the first hanging portion.

In this way, because the main body is provided with the first hanging part and the plurality of second hanging parts, the user can hang one hanging strap on the first hanging part, and the other hanging strap can reasonably select the plurality of second hanging parts according to the size of the user's head circumference. One of the hanging parts is hooked, so that the fixing parts of the mask hanging belt can reasonably select the corresponding second hanging part to fix the hanging belt according to the size of the head circumference of different users, so as to meet the needs of users with different head circumferences. By making the first slot and the second slot on the first hanging part and the third slot and the fourth slot on each second hanging part, a hanging strap is passed through the first slot to the first slot. The second slot is hung and fixed in the second slot, and the other strap is hooked and fixed in the fourth slot through the third slot. After the piece is attached to the lanyard, it is firmly fixed, which improves the stability of the use of the fastener of the mask lanyard.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings.

Please refer to FIG. 1 , an embodiment of the present application provides a fixing member 100 for a mask lanyard. The fixing member 100 for a mask lanyard includes an elongated body 10, a first hanging portion 20 and a plurality of second hanging portions 30, and a first hanging portion 30. The hanging portion 20 and the plurality of second hanging portions 30 are both disposed on the main body 10 .

Specifically, a single first hanging portion 20 is disposed at one end of the main body 10 in the extending direction, a plurality of second hanging portions 30 are disposed at the other end of the main body 10 opposite to the first hanging portion 20 in the extending direction, and a plurality of second hanging portions 30 are disposed on the opposite end of the main body 10 in the extending direction. The hanging parts 30 are arranged in sequence along the extending direction of the main body 10 in a manner relatively far away from the first hanging part 20 . The first hanging part 20 and the second hanging part 30 are used to respectively hang straps on both sides of the hanging port cover (not shown). 200 (see Figure 3). The first hanging portion 20 includes a first cut groove 21 and two second cut grooves 22. Both ends of the first cut groove 21 are connected to the two second cut grooves 22 respectively. the direction of the hanging part 30 . Each of the second hanging portions 30 includes a third slot 31 and two fourth slots 32 . Both ends of the third slot 31 are connected to the two fourth slots 32 respectively. The extending direction of the fourth slot 32 is It faces away from the first hanging portion 20 and is opposite to the extending direction of the second slot 22 .

The body 10 is an elastic sheet.

In this embodiment, the shape of the body 10 is an ellipse. It is understood that the shape of the body 10 can also be other shapes, such as a rectangle.

When in use, because the main body 10 is provided with a first hanging part 20 and a plurality of second hanging parts 30, the user can hook one hanging strap 200 on the first hanging part 20, and the other hanging strap 200 can be connected according to the user's The size of the head circumference is reasonable, and one of the plurality of second hanging parts 30 is selected for hanging. For example, when the user's head circumference is large, the user can select the second hanging part 30 farther away from the first hanging part 20 to use. Further, the fixing member 100 of the mask strap can reasonably select the corresponding second hanging portion 30 to fix the strap 200 according to the size of the head circumference of different users, so as to meet the needs of users with different head circumferences. A hanging belt 200 can be passed through the first and second hanging parts 20 and 22 and the third and fourth cutting grooves 31 and 32 on each of the second hanging parts 30 . The cut-out 21 is hooked and fixed in the second cut-out 22 , the other strap 200 is hooked and fixed in the fourth cut-out 32 through the third cut-out 31 , and the second cut-out 22 and the fourth cut-out 32 are provided The reverse setting of the direction enables the fixing member 100 of the mask lanyard to be hooked to the lanyard 200 and then fixed securely, thereby improving the use stability of the fixing member 100 of the mask lanyard.

Referring to FIG. 2 and FIG. 3 , in the second embodiment of the present application, the number of the first hanging parts 20 is the same as the number of the second hanging parts 30 , that is, the first hanging parts 20 are also plural, and the plural first hanging parts 20 is disposed at one end of the main body 10 in the extending direction, and the plurality of first hanging parts 20 and the plurality of second hanging parts 30 are symmetrically disposed. In this way, by setting the number of the first hanging parts 20 and the second hanging parts 30 to plural and symmetrically arranged, when the fixing member 100 of the mask hanging belt fixes the hanging belt 200, the user can adjust a The lanyard 200 selects one of the first hanging parts 20 of the plurality of first hanging parts 20 to be hung, and another lanyard 200 selects one of the second hanging parts 30 of the plurality of second hanging parts 30 to hang, so as to realize the mask hanging belt The use of the fixing member 100 can meet the needs of users with different head circumferences.

In this embodiment, the extending direction of the first notches 21 is perpendicular to the extending direction of the main body 10 , and the extending lengths of the first notches 21 of the plurality of first hanging parts 20 increase sequentially along the extending direction away from the main body 10 . The extending direction of the third slits 31 is perpendicular to the extending direction of the main body 10 , and the extending lengths of the third slits 31 of the plurality of second hanging portions 30 increase sequentially along the extending direction of the main body 10 . In this way, the extension lengths of the first notches 21 of the plurality of first hanging parts 20 are sequentially increased along the extending direction away from the main body 10 and the extension lengths of the third notches 31 of the plurality of second hanging parts 30 are along the length of the main body 10 . The extension direction increases in turn, so that the fixing member 100 of the mask strap can meet the needs of users with different head circumferences on the one hand, and on the other hand, the user can hang on the first hanging part 20 and the second hanging part 30 by selecting When the strap 200 is attached, there is sufficient clearance between the upper and lower sides of the same strap 200 to ensure that the strap 200 does not rub against the user's ear, thereby improving the comfort of wearing the mask.

The end of the second slot 22 away from the second hanging portion 30 and the end of the fourth slot 32 away from the first hanging portion 20 are provided with holes 221 , and the inner diameter of the holes 221 is larger than that of the second slot 22 or the fourth slot 22 . The cross-sectional dimension of the groove 32 . In this way, the hole 221 is provided at the end of the second slot 22 away from the first slot 21 and the end of the fourth slot 32 away from the third slot 31, and the inner diameter of the hole 221 is larger than that of the second slot 22 and the third slot 31. The cross-sectional size of the four-cut grooves 32 enables the lanyard 200 to be stably hooked in the hole 221 and improves the stability of the lanyard 200 in fixing.

Referring again to FIG. 2 , in an embodiment of the present application, the body 10 further has a raised portion 11 and a smooth portion 12 , the raised portion 11 is connected to the smooth portion 12 , and the raised portion 11 is disposed on a side perpendicular to the extending direction of the body 10 .

Specifically, the raised portion 11 is an arc-shaped protrusion.

Further, the protuberance 11 is adapted and designed according to the shape of the human skull.

In this way, by providing the protruding portion 11 and the smooth portion 12, the body 10 and the skull of the person wearing the mask can be closely fitted, thereby improving the comfort of the body 10 during use.

Referring to FIG. 4 , in the third embodiment of the present application, both the second slot 22 and the fourth slot 32 are provided with a bending portion 222 , and the bending direction of the bending portion 222 is perpendicular to the extending direction of the main body 10 . In this way, by arranging the bending portion 222 and making the bending direction of the bending portion 222 perpendicular to the extending direction of the main body 10 , the straps 200 on both sides of the mask are hooked to the second slot 22 and the fourth slot 32 After being installed, the bending portion 222 can provide a limit for the lanyard 200 to prevent the lanyard 200 from being displaced and improve the fixing effect of the lanyard 200 .

In this embodiment, the fixing member 100 of the mask hanging strap further includes identification bumps 40 , and each of the first hanging portion 20 and the second hanging portion 30 is provided with a corresponding identification bump 40 .

Specifically, the identification bumps 40 may be bumps or other marks that can be normally felt by human hands.

Understandably, the number and size of the identification bumps 40 can be changed sequentially as the sizes of the first hanging portion 20 and the second hanging portion 30 increase in turn. The size of the second hanging portion 30 decreases as the size of the second hanging portion 30 increases. As long as the fixing member 100 of the mask hanging belt fixes the hanging belt 200, the user can judge the first hanging portion 20 or the second hanging portion by sensing the identification bump 40 by hand. The position of 30 can be used, which is easier to use.

In this embodiment, the fixing member 100 of the mask hanging strap further includes a plurality of concave portions 50 , the plurality of concave portions 50 are respectively provided on the main body 10 , and each first hanging portion 20 and each second hanging portion 30 are correspondingly provided with concave portions 50. Each concave portion 50 communicates with the corresponding first notch 21 or the third notch 31.

Specifically, the shape of the recessed portion 50 may be a semicircle. Understandably, the concave portion 50 can also be in other shapes, such as oval or square, which can be easily passed by the user's fingers.

In this way, by arranging the concave parts 50 and connecting each concave part 50 to the first cut groove 21 or the third cut groove 31 correspondingly, the mask wearer can pull the straps 200 on both sides of the mask to the first cut groove by hand. 21 or the third slot 31, lift up the first hanging part 20 or the second hanging part 30 corresponding to the recessed part 50 by the hand by the recessed part 50, so as to put the hanging straps 200 on both sides of the mask into the corresponding first hanging part 20 or the second hanging part 30. The cutting groove 21 or the third cutting groove 31 makes it easier to attach the hanging strap 200 .

Please refer to FIG. 5 , in the fourth embodiment of the present application, the fixing member 100 of the mask strap also includes first teeth 60 and second teeth 70 that engage with the first teeth 60 . Both teeth 70 are disposed on the side walls of the second slot 22 and the fourth slot 32 .

In this way, by arranging the first teeth 60 and the second teeth 70 that engage with the first teeth 60, the straps 200 on both sides of the mask can be hung on the second slot 22 and the fourth slot 32 Afterwards, the first teeth 60 and the second teeth 70 are in an engaged state, preventing the lanyard 200 from slipping off from the second slot 22 and the fourth slot 32 , and improving the stability of the lanyard 200 being hooked.

Referring to FIG. 6 , in the fifth embodiment of the present application, the fixing member 100 of the mask lanyard further includes four extension parts 80 , and the four extension parts 80 cross two by two and are located at both ends of the main body 10 in the extension direction. The hanging portion 20 and the second hanging portion 30 are respectively disposed on the extending portions 80 on both sides of the main body 10 .

In this embodiment, the shape of the extension portion 80 is an ellipse. It is understood that the extension portion 80 can also be of other shapes, and it is sufficient to have two ends with distinct lengths, such as a rectangle.

In this way, by providing the extension parts 80 , the extension parts 80 cross each other and are provided at both ends of the main body 10 in the extending direction, and the first hanging part 20 and the second hanging part 30 are respectively provided on the extension parts 80 on both sides of the main body 10 . In order to realize that the first hanging part 20 and the second hanging part 30 gradually increase in the direction away from the main body 10, the hanging straps 200 on both sides of the mask are hooked after the first hanging part 20 and the second hanging part 30, and the same hanging belt There is sufficient clearance between the upper and lower sides of the 200 to ensure that the lanyard 200 does not rub against the user's ear, thereby improving the comfort of wearing the mask.

Referring to FIGS. 1 to 6 , since the main body 10 is provided with a plurality of first hanging parts 20 and a plurality of second hanging parts 30 , the user selects one of the plurality of first hanging parts 20 to hang a hanging belt 200 on the On the first hanging part 20 , the user senses the identification bumps 40 on the second hanging part 30 by hand to select a suitable second hanging part 30 . Extend into the corresponding recessed portion 50 of the second hanging portion 30 to lift the second hanging portion 30, and hook another hanging strap 200 to the second hanging portion 30, by selecting the first hanging portion at different positions Part 20 and the second hanging part 30 are hung with the hanging belt 200, so that the user can reasonably select the corresponding first hanging part 20 and the second hanging part 30 according to the size of the head circumference of the mask to meet the different requirements. The usage needs of head circumference users. A hanging belt 200 can be passed through the first and second hanging parts 20 and 22 and the third and fourth cutting grooves 31 and 32 on each of the second hanging parts 30 . The cutout 21 is hooked into the hole 221 in the second slot 22 , the other strap 200 is hooked into the hole 221 in the fourth slot 32 through the third slot 31 , the second slot 22 and The opposite direction of the fourth cutting groove 32 can ensure that the fixing member 100 of the mask hanging strap can be securely attached to the hanging strap 200 and improve the stability of the use of the fixing member 100 of the mask hanging strap.

It will be apparent to those skilled in the art that the present application is not limited to the details of the above-mentioned exemplary embodiments, but that the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Accordingly, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of this application is defined by the appended claims rather than the foregoing description, and is therefore intended to fall within the scope of the claims. All changes within the meaning and scope of equivalents of the terms are included in this application.

The above embodiments are only used to illustrate the technical solutions of the present application and not to limit them. Although the present application has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present application can be modified or equivalently replaced. Without departing from the spirit and scope of the technical solutions of the present application.

100: Fasteners for mask straps 10: Ontology 11: Uplift 12: Smoothing section 20: The first hanging department 21: First Groove 22: Second grooving 221: Hole 222: Bending part 30: Second hanging department 31: Third grooving 32: Fourth grooving 40: Identify bumps 50: Depressed part 60: First Teeth 70: Second Teeth 80: Extensions 200: lanyard

FIG. 1 is a schematic structural diagram of a fixing member of a mask lanyard provided by the first embodiment of the present application. FIG. 2 is a schematic structural diagram of a fixing member of a mask strap provided by the second embodiment of the present application. FIG. 3 is a schematic diagram of the use state of the fixing member of the mask strap of FIG. 2 . FIG. 4 is a schematic structural diagram of a fixing member of a mask strap provided by the third embodiment of the present application. FIG. 5 is a schematic structural diagram of a fixing member of a mask strap provided by the fourth embodiment of the present application. FIG. 6 is a schematic structural diagram of the fixing member of the mask strap provided by the fifth embodiment of the present application.

100: Fasteners for mask straps

10: Ontology

20: The first hanging department

21: First Groove

22: Second grooving

30: Second hanging department

31: Third grooving

32: Fourth grooving

Claims (10)

A fastener for a mask lanyard, comprising: an elongated body, at least one first hanging part and a plurality of second hanging parts, The first hanging part and the second hanging part are both arranged on the main body, at least one of the first hanging parts is arranged on one end of the main body in the extending direction, and a plurality of the second hanging parts are arranged on the main body. The main body is at the other end opposite to the first hanging portion in the extending direction, and the plurality of second hanging portions are sequentially arranged along the extending direction in a manner relatively far away from the first hanging portion. The hanging portion and the second hanging portion are used for hanging straps on both sides of the hanging port cover, respectively, The first hanging portion includes a first cut groove and two second cut grooves, two ends of the first cut groove are respectively connected to the two second cut grooves, and the extension direction of the second cut grooves is directed away from the direction of the second hanging portion, Each of the second hanging parts includes a third cut slot and two fourth cut slots, two ends of the third cut slot communicate with the two fourth cut slots respectively, and the extension of the fourth cut slot The direction is directed away from the first hanging portion. The fastener of the mask strap as claimed in claim 1, wherein, The number of the first hanging parts is the same as the number of the second hanging parts, the plurality of the first hanging parts are arranged at one end of the main body in the extending direction, and the plurality of the first hanging parts are the same as the plurality of the first hanging parts. The second hanging parts are symmetrically arranged. The fastener for the mask strap as claimed in claim 2, wherein, The extending direction of the first notches is perpendicular to the extending direction of the main body, and the extending lengths of the first notches of the plurality of first hanging parts increase sequentially along the extending direction away from the main body; The extending direction of the third notches is perpendicular to the extending direction of the main body, and the extending lengths of the third notches of the plurality of second hanging parts increase sequentially along the extending direction of the main body. The fastener for the mask strap as claimed in claim 2, wherein, One end of the second slot away from the second hanging portion and one end of the fourth slot away from the first hanging portion are provided with holes, and the inner diameter of the holes is larger than that of the second slot or the cross-sectional dimension of the fourth slot. The fastener for the mask strap as claimed in claim 2, wherein, Both the second slot and the fourth slot are provided with a bending portion, and the bending direction of the bending portion is perpendicular to the extending direction of the main body. The fastener of the mask strap as claimed in claim 1, wherein, The fixing piece of the mask hanging strap also includes identification bumps, and each of the first hanging portion and the second hanging portion is provided with the corresponding identification bumps. The fastener for the mask strap as claimed in claim 2, wherein, The fixing piece of the mask strap also includes a plurality of recessed parts provided on the body, and each of the recessed parts communicates with the corresponding first cut groove or the third cut groove. The fastener for the mask strap as claimed in claim 2, wherein, The fixing part of the mask hanging belt also includes first teeth and second teeth mutually engaging with the first teeth, and the first teeth and the second teeth are both arranged on the second teeth. a side wall of the notch and the fourth notch. The fastener of the mask strap as claimed in claim 1, wherein, The main body also has a protruding part and a smooth part, the protruding part is connected to the smooth part, and the protruding part is arranged on a side perpendicular to the extending direction of the main body. The fastener for the mask strap as claimed in claim 9, wherein, The fixing piece of the mask lanyard also includes four extending parts, the four extending parts intersect two by two and are located at both ends in the extending direction of the main body, the first hanging part and the second hanging part The extension parts are respectively arranged on both sides of the main body.

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