CN214710760U

CN214710760U - Fastening structure of open type mask

Info

Publication number: CN214710760U
Application number: CN202023045863.0U
Authority: CN
Inventors: 郑文伟
Original assignee: Shenzhen Heavy Rain Innovation Industry Co ltd
Current assignee: Shenzhen Heavy Rain Innovation Industry Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-11-16
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to a technical field of face guard discloses a fastening structure of open face guard, include: the head connecting structure comprises a cover body, wherein a head hoop section and a fastening section are arranged in the cover body, two ends of the head hoop section are respectively inclined downwards to form a first connecting section, two ends of the fastening section are respectively provided with a second connecting section, each first connecting section is movably connected with one second connecting section, and a head cavity is formed by the head hoop section and the fastening section in a surrounding manner; and the fastening section is provided with a fastening piece for adjusting the length of the fastening section. The utility model discloses the fastening structure of open face guard that technical scheme provided, the angle of the rotatory fastening section of accessible to the homoenergetic is stably worn, facilitates the use when having guaranteed arbitrary personnel to use in adaptation different people's head.

Description

Fastening structure of open type mask

Technical Field

The patent of the utility model relates to a technical field of face guard particularly, relates to a fastening structure of open face guard.

Background

The mask is a mask body structure with a transparent visual part, can be applied to the fields of industry or medical use and the like, plays a role in protection, and can prevent outside air from entering after the mask is worn in the environment with more harmful gases or germs, and the like, so that the mask needs to be worn tightly without separation.

In the prior art, a head band is generally arranged in the mask, the locking of the head band is realized through a locking structure, and in order to avoid that the mask drops upwards, the locking structure can be fastened on the back head of a human body so as to further fasten the mask.

However, due to different head types of different people, the mask cannot be fastened or is inconvenient to wear due to the head types, so that the mask cannot be applied to most people and the application range is small.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fastening structure of open face guard aims at solving prior art, and the face guard can not be applicable to most people, problem that application scope is little.

The utility model discloses a realize like this, a fastening structure of open face guard, include:

the head connecting structure comprises a cover body, wherein a head hoop section and a fastening section are arranged in the cover body, two ends of the head hoop section are respectively inclined downwards to form a first connecting section, two ends of the fastening section are respectively provided with a second connecting section, each first connecting section is movably connected with one second connecting section, and a head cavity is formed by the head hoop section and the fastening section in a surrounding manner; and the fastening section is provided with a fastening piece for adjusting the length of the fastening section.

Optionally, a clamping piece protrudes from the end of the first connecting section, a clamping hole is formed in the end of the second connecting section, and the clamping piece is embedded in the clamping hole.

Optionally, the clamping piece comprises a plurality of clamping pieces arranged at intervals, the clamping pieces are arranged annularly, and the end of each clamping piece is provided with a clamping hook deviating from the center of the clamping piece.

Optionally, the fastening section has an inner wall facing the head cavity, and the inner wall of the fastening section is provided with an abutting piece.

Optionally, the fastening member includes an adjusting plate, an adjusting disc and an adjusting member, the adjusting plate has a through cavity penetrating through two sides of the adjusting plate, and the two second connecting sections are respectively embedded in the through cavity; the last regulation tooth that has of adjusting disk, the adjusting disk is arranged in lead to the intracavity, the regulating part is located the outer wall of regulating plate, the regulating part is used for control the rotation of adjusting disk, each have the regulation rack on the second linkage segment, adjust the rack with adjust the tooth and mesh mutually.

Optionally, the adjusting plate is connected with a ratchet plate, the ratchet plate is provided with an adjusting hole, the adjusting piece protrudes to be provided with a first adjusting column, and the first adjusting column is embedded in the adjusting hole.

Optionally, the outer wall of regulating plate has the ratchet hole, the ratchet dish is located the ratchet is downthehole, the pore wall in ratchet hole has the ratchet tooth, one side of ratchet dish has the ratchet arm, the outside butt of ratchet arm in the ratchet tooth, the inboard incurving of ratchet arm is formed with the regulation breach, the regulating part protrusion has the second to adjust the post, the second is adjusted the post and is inlayed and locate in the regulation breach.

Optionally, a window cover is arranged on the cover body, and two ends of the window cover are respectively rotatably connected with two ends of the cover body.

Optionally, the periphery of the window shade is connected with a protective cloth body.

Optionally, the cover body is internally provided with an air guide channel, the tail part of the cover body is provided with an air inlet, the head part of the cover body is provided with an air outlet, and the air inlet and the air outlet are communicated through the air guide channel.

Compared with the prior art, the utility model provides a fastening structure of open face guard when wearing, arrange the head intracavity in, the forehead position at the head is enclosed to the head hoop section, and the fastening section then encloses the back brain spoon position at the head, and, the length of fastening section is adjusted through the fastener on the fastening section, realize stable wearing, and be difficult for droing, in addition, because first linkage segment and second linkage segment are movable connection, thus, the angle of the rotatory fastening section of accessible, thereby the different people's of adaptation head, the homoenergetic is stably worn when having guaranteed arbitrary personnel to use, facilitate the use. The problem of among the prior art, the face guard can not be applicable to most people, application scope is little is solved.

Drawings

Fig. 1 is a perspective view of a fastening structure of an open type mask according to the present invention;

fig. 2 is an exploded schematic view of a fastening section of a fastening structure of an open face mask provided by the present invention;

fig. 3 is a schematic view of the use of the fastening structure of the open type mask according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1 to 3, the preferred embodiment of the present invention is shown.

The embodiment of the utility model provides an in, this fastening structure of open face guard, include:

the mask comprises a mask body 10, wherein a head hoop section 20 and a fastening section 30 are arranged in the mask body 10, two ends of the head hoop section 20 are respectively inclined downwards to form first connecting sections 21, two ends of the fastening section 30 are respectively provided with second connecting sections 31, each first connecting section 21 is movably connected with one second connecting section 31, and a head cavity is formed by enclosing the head hoop section 20 and the fastening section 30; the fastening section 30 is provided with a fastener 33 for adjusting the length of the fastening section 30.

The utility model provides a cover body 10 can regard as ordinary helmet to use, and of course, in this embodiment, it uses as the face guard to when fields such as industry or medical use are used, protect the user, and conveniently carry out the operation.

In addition, the cover 10 is shown here as having an inner cavity structure that is open downwards, and the first connecting section 21 is fixed on the inner wall of the inner cavity structure, specifically, the inner wall of the inner cavity structure has a plurality of fixing members, and fixing holes are symmetrically arranged at a plurality of positions of the first connecting section 21, and the fixing members are clamped in the fixing holes to realize connection and support of the first connecting section 21. Of course, in other embodiments, the mask body 10 may be a transparent mask, and is directly connected and fixed to the first connecting section 21 to implement wearing of the mask, which is not described herein.

In this embodiment, when wearing, place the head in the head chamber, head hoop section 20 encloses the forehead position at the head, and fastening section 30 then encloses the back head spoon position at the head, and, adjust the length of fastening section 30 through fastener 33 on the fastening section 30, realize stable wearing, and be difficult for droing, in addition, because first linkage segment 21 and second linkage segment 31 are the movable connection, like this, the angle of accessible rotation fastening section 30, thereby the different people's of adaptation head, guaranteed that arbitrary personnel homoenergetic is stably worn when using, facilitate the use.

Referring to fig. 1 and fig. 2, in an embodiment of the present invention, a clamping member protrudes from an end of the first connecting section 21, and a clamping hole 31a is formed in an end of the second connecting section 31, and the clamping member is embedded in the clamping hole 31 a.

The movable connection of the first connecting section 21 and the second connecting section 31 is achieved by the rotation of the latch in the latch hole 31a, so as to achieve the relative rotation of the fastening section 30 and the head band section 20. Of course, in another embodiment, the first connecting section 21 may also have a locking hole 31a, and the second connecting section 31 may have a locking piece, which is not described in detail.

And, the fastener includes the card of a plurality of interval arrangements, and a plurality of cards encircle to establish and arrange, and the tip of card has the trip that deviates from the fastener center.

Elastic deformation can take place for a plurality of cards, inlay at a plurality of cards and locate card hole 31a back in, butt in the lateral wall of card hole 31a, can avoid the fastener to break away from card hole 31a through the trip to, through the extrusion card, make the card take place deformation, can be to demolising the fastener, easy to assemble.

In addition, the clip is located on the outer wall of the first connecting section 21 away from the head cavity to ensure comfortable wearing, and the end of the second connecting section 31 has a connecting notch towards the inner side, the end of the first connecting section 21 is placed in the connecting notch, the connecting notch is a circular notch and is matched with the end of the first connecting section 21, so that the inner walls of the head hoop section 20 and the fastening section 30 are integrally smooth and comfortable to wear.

Referring to fig. 1 and 2, in an embodiment of the present invention, the fastening section 30 has an inner wall facing the head cavity, and the inner wall of the fastening section 30 is provided with a contact piece 32.

The abutting piece 32 is used for abutting against the back of the head of the person, and the wearing is comfortable through the abutting piece 32, specifically, in an embodiment, the abutting piece 32 may be a cloth body structure filled with elastic cotton.

In addition, for further comfort, the inner walls of the headgear section 20 and the fastening section 30 may be wrapped around the fabric structure.

Referring to fig. 2, in an embodiment of the present invention, the fastening member 33 includes an adjusting plate 331, an adjusting plate 332 and an adjusting member 333, the adjusting plate 331 has a through cavity penetrating both sides of the adjusting plate 331, and the two second connecting sections 31 are respectively embedded in the through cavity; the adjusting disk 332 is provided with adjusting teeth, the adjusting disk 332 is disposed in the through cavity, the adjusting member 333 is located on an outer wall of the adjusting plate 331, the adjusting member 333 is used for controlling rotation of the adjusting disk 332, and each second connecting section 31 is provided with an adjusting rack which is meshed with the adjusting teeth.

The adjusting racks of the two second connecting segments 31 are respectively disposed on two sides of the adjusting disk 332, and the adjusting disk 332 is rotated by the adjusting member 333 to tighten or loosen the fastening segment 30 for wearing. Specifically, the second adjusting section is provided with an adjusting limiting hole, the adjusting rack is arranged on the side wall of one side of the adjusting limiting hole to realize limiting, and the two second connecting sections 31 are arranged in the fastening section 30 in an overlapped mode to realize movement of the two second connecting sections 31. In another embodiment, the second connecting section 31 has a tightening cord wound around an adjustment disc 332, and tightening or loosening of the fastening section 30 is achieved by rotating the adjustment disc 332.

In addition, the adjusting plate 332 is connected with a ratchet plate 334, the ratchet plate 334 is provided with an adjusting hole 334a, the adjusting piece 333 is protruded with a first adjusting post 3331, and the first adjusting post 3331 is embedded in the adjusting hole 334 a.

By rotating the adjusting member 333, the ratchet wheel plate 334 is driven to rotate, so as to rotate the adjusting plate 332, thereby achieving tightness adjustment. Specifically, the adjusting holes 334a and the first adjusting posts 3331 are two and are disposed opposite to each other to stably drive the ratchet plate 334 to rotate.

In addition, the outer wall of the adjusting plate 331 is provided with a ratchet hole 331a, the ratchet disc 334 is located in the ratchet hole 331a, the hole wall of the ratchet hole 331a is provided with ratchet teeth, one side of the ratchet disc 334 is provided with a ratchet arm, the outer side of the ratchet arm abuts against the ratchet teeth, the inner side of the ratchet arm is bent inwards to form an adjusting notch, the adjusting piece 333 is protruded with a second adjusting column 3332, and the second adjusting column 3332 is embedded in the adjusting notch.

By the outer side of the ratchet arm abutting against the ratchet teeth, the ratchet disc 334 can only be rotated in one direction, i.e. the fastening direction, without external force, so that the mask body 10 can be worn stably, and when the mask body needs to be detached, the ratchet arm is driven to bend and deform towards the ratchet disc 334 by rotating the adjusting piece 333, and then the fastening section 30 can be loosened. Similarly, the ratchet arm and the second adjustment post 3332 are two and are oppositely disposed to stably rotate the ratchet plate 334. In another embodiment, to prevent the fastening section 30 from loosening, a movably disposed locking post may be disposed on the adjusting plate 331, and the locking post may be locked on the adjusting plate 332 to prevent the adjusting plate 332 from rotating freely.

In this embodiment, the adjusting member 333 has an adjusting rod, the adjusting rod is inserted into the adjusting plate 331, the adjusting rod is fixed by the fixing disc 335 on the inner wall of the adjusting plate 331, the adjusting plate 332 has a through hole, and the adjusting rod is inserted into the middle portions of the adjusting plate 332 and the ratchet plate 334, so that the adjusting plate 332 and the ratchet plate 334 are stably supported.

In addition, the two ends of the abutting piece 32 are fixed on the two sides of the adjusting plate 331 through the hooks, and a gap is formed between the two ends of the abutting piece 32 and the adjusting plate 331, so that the abutting piece 32 can be deformed within a certain range through the gap, comfortable wearing is facilitated, and the head of different people can be adapted more.

Referring to fig. 1 and fig. 3, in an embodiment of the present invention, a window cover 11 is disposed on the cover body 10, and two ends of the window cover 11 are rotatably connected to two ends of the cover body 10 respectively.

The window cover 11 is transparent, so that the user can watch the outside conveniently through the window cover 11, and compared with the eye cover, the eye cover does not damage the edge of eyes and is more comfortable to use.

Specifically, this window cover 11's one end has the turning block towards the cover body 10 protrusion, the one end of the cover body 10 is formed with the rotation hole, the embedding of turning block is located and is rotated downtheholely, and the tip of turning block has the rolling disc, the rolling disc has a plurality of rings and establishes the dentate arch of arranging, the hole bottom in rotation hole then has a plurality of rings and establishes the dentate groove of arranging, the rolling disc dock in rotating the hole bottom in hole, and the dentate arch inlays and locates in the dentate groove, and like this, guaranteed to cover 11 at arbitrary pivoted position homoenergetic stable arrangement at the window.

The utility model provides an open face guard's fastening structure is as power air supply filtration formula respirator, like this, should cover and have the wind-guiding passageway in the body 10, and the afterbody of the body 10 has the air intake, and the prelude of the body 10 has the air outlet, and air intake and air outlet are linked together through the wind-guiding passageway.

This air intake is connected with the fan through supply-air duct, sends into the air admission cover body 10 after filtering through the fan in to make inside ventilative, and can avoid external impurity or bacterium to get into, the use of being convenient for user of service under different environment uses.

In combination with the above, the outer periphery of the window cover 11 is connected with a protective cloth 111.

By means of the protective cloth 111, it is ensured that the outside air does not enter from the open mask after the open mask is worn, and the entrance of unfiltered air is avoided. Specifically, this protection cloth body 111 is connected in the outward flange of window shade 11, realizes sealed, and when using, protection cloth body 111 tightly overlaps in people's face periphery, opens the fan after, and the air pressure in the open face guard is higher than the external world, and under the positive pressure, the air only can flow from inside to outside, realizes ventilative airing, can not make the non-filtered air get into. In addition, in an embodiment, the protective fabric 111 may be integrated with a protective outer cover to ensure the safety of the user.

Meanwhile, a gap is formed between the head band section 20 and the cover body 10, and a protective sheet is also arranged in the gap, so that on one hand, the same effect as the protective cloth body 111 can be achieved, and on the other hand, blown wind can pass through the top of the head, so that heat dissipation and ventilation are facilitated.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A fastening structure of an open type mask, comprising:

2. The fastening structure of an open type mask as claimed in claim 1, wherein a catching piece is protruded from an end of the first connecting section, and a catching hole is formed at an end of the second connecting section, and the catching piece is caught in the catching hole.

3. The open facemask fastening arrangement of claim 2, wherein the clip comprises a plurality of spaced apart clips, a plurality of the clips being arranged in a loop, the clips having hooks at ends thereof facing away from a center of the clip.

4. A fastening structure of an open type mask as claimed in any one of claims 1 to 3, wherein said fastening section has an inner wall facing said head cavity, and said inner wall of said fastening section is provided with an abutting piece.

5. The fastening structure of an open type mask as claimed in any one of claims 1 to 3, wherein said fastening member comprises an adjusting plate, an adjusting disk and an adjusting member, said adjusting plate has a through cavity passing through both sides of said adjusting plate, and said two second connecting sections are respectively embedded in said through cavities; the last regulation tooth that has of adjusting disk, the adjusting disk is arranged in lead to the intracavity, the regulating part is located the outer wall of regulating plate, the regulating part is used for control the rotation of adjusting disk, each have the regulation rack on the second linkage segment, adjust the rack with adjust the tooth and mesh mutually.

6. The fastening structure of an open type mask according to claim 5, wherein the adjustment plate is connected with a ratchet plate, the ratchet plate is provided with an adjustment hole, the adjustment member is protruded with a first adjustment post, and the first adjustment post is embedded in the adjustment hole.

7. The fastening structure of an open mask as claimed in claim 6, wherein the outer wall of the adjusting plate has a ratchet hole, the ratchet plate is located in the ratchet hole, the wall of the ratchet hole has ratchet teeth, one side of the ratchet plate has a ratchet arm, the outer side of the ratchet arm abuts against the ratchet teeth, the inner side of the ratchet arm is bent inward to form an adjusting notch, the adjusting member protrudes a second adjusting column, and the second adjusting column is embedded in the adjusting notch.

8. The fastening structure of an open type mask according to any one of claims 1 to 3, wherein a window shield is provided on the mask body, and both ends of the window shield are rotatably connected to both ends of the mask body, respectively.

9. The fastening structure of an open type mask as set forth in claim 8, wherein a protective cloth body is attached to the outer circumference of the window cover.

10. The fastening structure of an open type mask according to any one of claims 1 to 3, wherein the mask body has a wind guide passage therein, the tail portion of the mask body has a wind inlet, the head portion of the mask body has a wind outlet, and the wind inlet and the wind outlet are communicated through the wind guide passage.