CN115128804A

CN115128804A - Collapsible face guard and head-mounted display device

Info

Publication number: CN115128804A
Application number: CN202110336751.0A
Authority: CN
Inventors: 蔡雅倩; 林益邦; 杨林林
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2022-09-30
Anticipated expiration: 2041-03-29
Also published as: CN115128804B

Abstract

The embodiment of the application provides a foldable mask and a head-mounted display device, wherein the foldable mask comprises a support, a rocker mechanism and a face-attaching elastic sheet, wherein the support comprises a support body and a lens hole arranged on the support body; the face-attaching elastic piece comprises an outer frame and a nose support part arranged on the outer frame, an eyepiece hole is formed by the outer frame in a surrounding mode, and the eyepiece hole and the lens hole are arranged oppositely; the bracket is connected with the face-attaching elastic sheet through a rocker mechanism, and the middle part of the face-attaching elastic sheet is sunken towards the bracket; the rocker mechanism is provided with a height adjusting device which is used for adjusting the height between the bracket and the face-attaching elastic sheet. Through set up high adjusting device between support and facing shell fragment to can realize adjusting the height between support and the facing shell fragment, and then solve the eyelashes of cutting to pieces that appear when different users use, face mask card face, contact force concentrate the scheduling problem.

Description

Collapsible face guard and head-mounted display device

Technical Field

The embodiment of the application relates to the technical field of wearable equipment, in particular to a foldable mask and a head-mounted display device.

Background

With the development of near-eye display technology, head-mounted display devices are widely used in work, life, entertainment, and other places. The head-mounted display device generally comprises a display device and a face mask, and when a user wears the head-mounted display device, the face mask is attached to a face of the user to form a closed space so as to enhance the immersion feeling of the user. Wherein, face guard mainly used head-mounted display device facial support when fitting possesses certain shading, ventilative light circumstances, for the user provides comfortable wearing experience.

Among the prior art, through adopting the detachable face guard of all-in-one to simplify the structure of face guard, and convenient dismantlement and installation, and then promote head-mounted display device's convenient to use nature, then the detachable face guard of all-in-one can lead to the user that facial profile is different to appear such as: scrape eyelash, face card of face guard, contact force concentrate the scheduling problem, and then influence the wearing travelling comfort of face guard.

Disclosure of Invention

The application provides a collapsible face guard and wear-type display device, its collapsible face guard can adjust self height to can adapt to the user of different facial profiles, and then cut to the eyelash of rubbing, face guard card face, contact force that appear when reducing the user and concentrate scheduling problem, and then improve the travelling comfort of wearing of face guard.

In a first aspect, an embodiment of the present application provides a foldable mask, including a bracket, a rocker mechanism, and a face-contacting elastic sheet; wherein,

the support comprises a support body and a lens hole arranged on the support body;

the face-attaching elastic piece comprises an outer frame and a nose support part arranged on the outer frame, an eyepiece hole is formed by the outer frame in a surrounding mode, and the eyepiece hole is arranged opposite to the lens hole;

the bracket is connected with the face-attaching elastic sheet through the rocker mechanism, and the middle part of the face-attaching elastic sheet is sunken towards the bracket;

and a height adjusting device is arranged on the rocker mechanism and used for adjusting the height between the support and the face-attaching elastic sheet.

The foldable mask provided by the embodiment of the application can adjust the height of the foldable mask by arranging the rocker mechanism between the support and the face-attaching elastic sheet and adjusting the distance between the support and the face-attaching elastic sheet through the rocker mechanism, so that the distance from eyes of a user to display equipment can be adjusted when the foldable mask is used, the problems that eyelashes are scraped and rubbed by the user, the mask is blocked by the face, the contact force is concentrated and the like can be reduced, and the wearing comfort is improved. The size of the face mask can be reduced by folding the face mask, so that the storage space is reduced, and the carrying convenience of the face mask is improved.

In one possible implementation, the rocker mechanism further comprises a first support bar, a second support bar, and a plurality of links; wherein,

one end of the first supporting rod is rotatably connected with the face-attaching elastic sheet through the connecting piece, and the other end of the first supporting rod is rotatably connected with one end of the second supporting rod through the connecting piece;

the other end of the second supporting rod is rotatably connected with the bracket through the connecting piece;

the height adjusting device is arranged between the first supporting rod and the second supporting rod.

In a possible implementation manner, a plurality of limiting grooves are formed in the first supporting rod, one end of the height adjusting device is rotatably connected with the second supporting rod through the connecting piece, and the other end of the height adjusting device is located in one of the limiting grooves;

or, a plurality of limiting grooves are formed in the second supporting rod, one end of the height adjusting device is connected with the first supporting rod in a rotating mode through the connecting piece, and the other end of the height adjusting device is located in one of the limiting grooves.

In a possible implementation mode, the limiting groove is formed in a plurality of positions, the first supporting rod or the second supporting rod are longitudinally arranged, the height adjusting device is located at one end of the limiting groove and can be switched to different positions in the limiting groove, and therefore the height between the support and the face-attaching elastic piece can be adjusted.

In a possible implementation manner, the number of the limiting grooves is three.

In one possible implementation, the number of the rocker mechanisms is two, and the two rocker mechanisms are oppositely arranged on two sides of the foldable mask.

In a possible implementation manner, the lower side edge of the outer frame of the face-contacting elastic sheet is recessed upwards to form the nose pad part;

the lower side of the nose pad part is provided with a nose pad component.

In one possible implementation, the nose pad portion is provided with a mounting groove for mounting the nose pad assembly.

In one possible implementation, the nose pad assembly includes a deformation assembly and an adjustment assembly; wherein,

the adjusting assemblies are arranged at two ends of the deformation assembly and are used for adjusting the distance between the two ends of the deformation assembly.

In this application embodiment, face-attaching elastic sheet and nose hold in the palm the subassembly and can produce deformation under the stress state, consequently when this face guard is worn to the user of difference, the deformation of adaptability can take place according to different users 'face to face elastic sheet for face-attaching elastic sheet can be laminated with different users' face, thereby improves the travelling comfort of wearing of face guard. In addition, because the bridge of the nose of some crowds in Asia is generally lower, so through adjusting the interval between nose pad subassembly both ends, can make the nose pad subassembly adapt to different nose wing curves to make the face guard adapt to different users' face type, and then reduce the regional problem of light leak of nose wing, further improve the travelling comfort of wearing of face guard.

In one possible implementation manner, the deformation assembly comprises two swing arms arranged on two sides, and an elastic piece arranged between the two swing arms;

the swing arms are shaped like nose wing curves, and the two swing arms and the elastic piece are fixedly connected into a U-shaped structure.

In one possible implementation, the adjustment assembly comprises at least one rotating shaft and a gear cooperating with the rotating shaft; wherein,

the gear is connected with one end of the swing arm in a clamping manner;

the gear is arranged on the outer side of the rotating shaft and fixedly connected with the rotating shaft, and the rotating shaft is rotated to change the distance between the two swing arms.

In a possible implementation manner, one end of the swing arm connected with the gear is provided with a plurality of groove structures matched with the gear.

In a possible implementation manner, the adjusting assembly and the swing arm are fixedly connected through an insert injection molding process.

In one possible implementation manner, the elastic member is made of a soft material, and the soft material can compress and rebound.

In one possible implementation, the rotating shaft is a wedge-shaped cylinder.

In a possible implementation manner, an adsorption component is arranged on the bracket body, and the adsorption component is used for fixedly connecting the bracket with the head-mounted display device.

In one possible implementation, the suction assembly is disposed between two of the lens holes.

In one possible implementation, the adsorption component comprises a magnetic material and a cover plate; wherein,

the cover plate is arranged on the outer side of the magnetic material and used for fixing and covering the magnetic material.

In a possible implementation manner, the outer side of the outer frame of the face-attaching elastic sheet is wrapped with face-attaching foam; wherein,

the face-attaching foam is arranged in a face-attaching area of the face-attaching elastic sheet.

In a second aspect, an embodiment of the present application provides a head-mounted display device, including the foldable mask of the first aspect, and a display device disposed at a front end of the mask, where the display device is fixed on the bracket, and the display device is used for displaying information.

The embodiment of the present application provides a head-mounted display device, which includes the foldable mask described in the first aspect, and therefore the head-mounted display device also has the advantages of the foldable mask described above, and details are not repeated herein.

Drawings

FIG. 1 is a schematic perspective view of a foldable mask according to an embodiment of the present application;

FIG. 2 is a schematic perspective view of another angle of a foldable mask according to an embodiment of the present application;

FIG. 3 is an enlarged view of portion A of the foldable mask of FIG. 2;

fig. 4 is a schematic perspective view illustrating a face-contacting elastic sheet of a foldable mask according to an embodiment of the present disclosure;

fig. 5 is a schematic diagram of an exploded structure of a face-contacting elastic sheet of a foldable mask according to an embodiment of the present disclosure;

FIG. 6 is an exploded view of an alternative construction of a face engaging spring of a foldable mask according to an embodiment of the present application;

FIG. 7 is a first schematic view of a nose piece assembly of a foldable mask according to an embodiment of the present application;

FIG. 8 is a second schematic view of a nose piece assembly of a foldable mask according to an embodiment of the present application;

FIG. 9 is a third schematic view of a nose piece assembly of a foldable mask according to an embodiment of the present application;

FIG. 10 is a schematic view of a fourth configuration of a nose piece assembly for a foldable mask according to an embodiment of the present application;

fig. 11 is a schematic view of a fifth configuration of a nose pad assembly of a foldable mask according to an embodiment of the present application.

Description of reference numerals:

10-a face mask; 11-a scaffold; 111-a stent body; 112-lens aperture;

12-a face-contacting elastic sheet; 121-outer frame; 122-nose pad; 123-mounting grooves;

1231-mounting holes; 124-ocular lens hole; 125-a nose pad assembly; 1251-a deformation assembly;

1251 a-swing arm; 1251 b-an elastic member; 1252-a regulating component; 1252 a-rotating shaft;

1252 b-gear; 1252 c-knob; 1253-a stationary component; 13-a rocker mechanism;

131-height adjusting means; 132-a first support bar; 133-a second support bar; 134-connecting piece.

Detailed Description

The terminology used in the description of the embodiments of the present application is for the purpose of describing particular embodiments of the present application only and is not intended to be limiting of the application, as the embodiments of the present application will be described in detail below with reference to the accompanying drawings.

The foldable mask provided in the embodiment of the present application may be used for a Head mounted Display device (HMD), where the HMD includes, but is not limited to, a Virtual Reality (VR) device, an Augmented Reality (AR) device, a Mixed Reality (Mixed Reality, MR) device, and the like, and the mask in the Virtual Reality Head mounted Display device will be described as an example below.

Present virtual reality wear-type display device adopts the all-in-one can dismantle the face guard mostly, and its fixed structure, and the volume is great, and it is inconvenient to carry to only can adapt to partial user's face type, can appear scraping eyelash, face guard card face, contact force to the user of different face types and concentrate the scheduling problem, thereby influence user's the travelling comfort of wearing. In addition, because the nose bridge of the Asian people is lower, the problem of light leakage of the nasal wing can occur when the mask is worn; moreover, when the shape of the nose wing part cannot be matched with the face of the user, the nose bridge part of the user cannot provide a stress point for wearing the mask, so that the stress of other parts of the face of the user, such as cheekbones, the lower parts of eyelids or temples, is increased, and after the mask is worn for a period of time, the user feels uncomfortable, such as headache, and the wearing comfort of the mask is affected.

By way of explanation, people are generally less sensitive to discomfort caused by compression of their nose and ears, for example: the glasses worn by people provide stress points through the nose and the ears, people generally do not feel uncomfortable after wearing the glasses for a long time, the sensitivity of discomfort caused by pressure on other parts of the face, such as cheekbones, lower parts of eyelids or temples, is relatively high, and if the pressure is applied on the parts of the face, such as the cheekbones, the lower parts of eyelids or temples, the discomfort caused by dizziness, headache or eye pain can be caused after a period of time.

Therefore, in order to improve the wearing comfort of the face guard, the application provides a foldable face guard, through set up rocker mechanism between support and the face-attaching shell fragment, and adjust the distance between support and the face-attaching shell fragment through rocker mechanism, can adjust the height of foldable face guard, thereby when using, can adjust user's eyes to display device's distance, thereby can reduce the scraping and rubbing eyelash, face guard card face, contact force that the user appears and concentrate the scheduling problem, and then improve and wear the comfort. The volume of the mask can be reduced by folding the mask, so that the storage space is reduced, and the carrying convenience of the mask is improved. And through setting up the nose and holding in the palm the subassembly, can hold in the palm the interval between the subassembly both ends through adjusting the nose, make the nose hold in the palm the subassembly and adapt to different nose wing curves to make the face guard adapt to different users' face type, and then reduce the problem of the regional light leak of nose wing, further improve wearing travelling comfort of face guard.

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

As shown in fig. 1, the foldable mask 10 according to the embodiment of the present application may include a bracket 11, a rocker mechanism 13 and a face-contacting elastic sheet 12, where the bracket 11 includes a bracket body 111 and two lens holes 112 disposed on the bracket body 111. The face-attaching elastic sheet 12 comprises an outer frame 121 and a nose support part 122 arranged on the outer frame 121, the outer frame 121 encloses an eyepiece hole 124, and the eyepiece hole 124 is arranged opposite to the lens hole 112; the bracket 11 is connected with the face-attaching elastic sheet 12 through the rocker mechanism 13, and the middle part of the face-attaching elastic sheet 12 is sunken towards the bracket 11; the rocker mechanism 13 is provided with a height adjusting device 131, and the height adjusting device 131 is used for adjusting the height between the bracket 11 and the face-contacting elastic sheet 12.

The following description will be given taking as an example the direction in which the user wears the mask 10, specifically, the direction toward the left eye is the left side, and the direction toward the right eye is the right side.

In practical applications, the bracket 11 may be fixed to the display device, wherein the two lens holes 112 are disposed opposite to the display device of the display device. As shown in fig. 1, two lens holes 112 are located inside the frame body 111, the two lens holes 112 are symmetrically disposed with respect to the frame body 111, when the mask 10 is worn by a user, the two lens holes 112 respectively face the eyes of the user, wherein the lens hole 112 facing the left eye of the user may be referred to as a left eye lens hole 112, the lens hole 112 facing the right eye of the user may be referred to as a right eye lens hole 112, and the lens holes 112 are used for receiving lenses of the display device.

It should be noted that the lens hole 112 includes, but is not limited to, a circular hole, an elliptical hole, a triangular hole, a square hole or a polygonal hole, in this embodiment, the lens hole 112 is a circular hole, and correspondingly, the lens installed in the lens hole 112 is a circular lens.

In the embodiment of the present application, the rocker mechanism 13 is used to fixedly connect the bracket 11 and the face-contacting elastic sheet 12. The distance between the bracket 11 and the face spring 12 can be varied by compressing or stretching the rocker mechanism 13 when the user is using the mask 10. When the eyelash protector is used, the distance between the bracket 11 and the face-attaching elastic sheet 12 is adjusted due to the fact that the face-attaching elastic sheet 12 is attached to the face of a user, the distance from eyes of the user to the bracket 11 can be changed, and the distance from the eyes of the user to the bracket 11 is changed due to the fact that the bracket 11 is fixed on display equipment, namely the distance from the eyes of the user to a lens of the display equipment is changed, and therefore the problem that eyelashes are scratched due to the fact that the eyes of the user are too close to the lens can be reduced. In addition, when taking in, can adjust the distance between support 11 and the face-attached shell fragment 12 to minimum, can reduce the volume of face guard 10 like this to conveniently accomodate, easily carry.

As shown in fig. 2 and 3, the two rocker mechanisms 13 are respectively disposed at the left and right sides of the bracket body 111, wherein each rocker mechanism 13 may include a first supporting rod 132, a second supporting rod 133, and a plurality of connecting members 134, wherein one end of the first supporting rod 132 is rotatably connected to the face-contacting elastic sheet 12 through the connecting member 134, and the other end of the first supporting rod 132 is rotatably connected to one end of the second supporting rod 133 through the connecting member 134; the other end of the second support bar 133 is rotatably connected with the bracket 11 through a connecting piece 134; the height adjusting means 131 is disposed between the first support bar 132 and the second support bar 133.

It can be understood that, in this embodiment of the application, the left and right sides of the outer frame 121 of the face-contacting elastic sheet 12 is provided with the first installation portion of the installation connecting piece 134 respectively, and the left and right sides of the main body of the bracket 11 is provided with the second installation portion of the installation connecting piece 134 respectively, and the first installation portion and the second installation portion are arranged relatively, so as to ensure that the rocker mechanism 13 can stably complete up-and-down telescopic motion, and further adjust the distance between the bracket 11 and the face-contacting elastic sheet 12.

In this embodiment, the first mounting portion and the second mounting portion are respectively provided with a through hole for the connecting member 134 to pass through, the first supporting rod 132 and the second supporting rod 133 are respectively provided with a through hole for mounting the rotating shaft structure, and the connecting member 134 may be a rotating shaft structure.

Specifically, when the first support rod 132 is connected with the face-contacting elastic sheet 12, the rotating shaft structure sequentially penetrates through the first support rod 132 and the first mounting part, and the first support rod 132 is rotatably connected with the first mounting part; when the second support rod 133 is connected to the bracket 11, the hinge structure sequentially passes through the second support rod 133 and the second mounting portion, and the second support rod 133 and the second mounting portion are rotatably connected. The rotating shaft structure is convenient to install and simple in structure, and the cost of the mask 10 can be effectively reduced.

It should be noted that the pivot structure may include a rod-shaped structure located in the middle, and fixing members disposed at two ends of the rod-shaped structure, wherein an outer diameter of the fixing member is larger than inner diameters of the through holes of the first supporting rod 132 and the second supporting rod 133, and is larger than inner diameters of the first mounting portion and the second mounting portion, and when mounting, the fixing members may be fixed at two ends of the rod-shaped structure to ensure reliable connection between the first supporting rod 132 and the first mounting portion, and to ensure reliable connection between the second supporting rod 133 and the second mounting portion.

It should be noted that, the connecting element 134 includes, but is not limited to, the above-mentioned rotating shaft structure, and the connecting element 134 may also be another structure as long as it can realize rotatable connection, which belongs to the protection scope of the present application, for example, the connecting element 134 may also be a bolt, which is not only simple in structure, but also cheap, and can reduce the cost of the mask 10.

In this embodiment, as shown in fig. 3, three limiting grooves may be disposed on the first supporting rod 132, and the three limiting grooves are disposed in parallel along the longitudinal direction of the first supporting rod 132, that is, the three limiting grooves are disposed at different heights, one end of the height adjusting device 131 is rotatably connected to the second supporting rod 133 through the connecting member 134, and the other end of the height adjusting device is located in one of the three limiting grooves and abuts against the wall of the limiting groove. Therefore, the height adjusting device 131 can be switched in different limiting grooves by compressing or stretching the rocker mechanism 13, so that the height of the rocker mechanism 13 is changed, and the distance between the support 11 and the face-contacting elastic sheet 12 is further changed.

In this embodiment, the height adjusting device 131 is a rod-shaped structure, a through hole for installing the connecting member 134 is formed at one end of the rod-shaped structure connected to the second support rod 133, a through hole for installing the connecting member 134 is also formed in the second support rod 133, and the connecting member 134 sequentially passes through the height adjusting device 131 and the second support rod 133, and then is rotatably connected to the second support rod 133 after passing through the height adjusting device 131. It should be noted that one end of the rod-shaped structure, which is arranged in the limiting groove, may be wedge-shaped, so as to be conveniently supported against the groove wall of the limiting groove, and may slide into different limiting grooves when receiving an external force.

In addition, when the height adjusting device 131 is used to adjust the height of the rocker mechanism 13, it is not necessary to only use a method of stretching or compressing the height adjusting device 131, because the whole mask 10 is designed to be hollow, the height adjusting device 131 can be manually lifted, and then the height adjusting device 131 is switched to different limiting grooves, so that the height of the rocker mechanism 13 can be conveniently and quickly adjusted. Adopt height adjusting device 131 to realize the altitude mixture control to rocker mechanism 13, on the one hand can convenient and fast adjust, on the other hand, simple structure, with low costs.

In some embodiments of the present application, a plurality of limiting grooves may also be disposed on the second supporting rod 133, one end of the height adjusting device 131 is rotatably connected to the first supporting rod 132 through a connecting member 134, and the other end is located in one of the limiting grooves. That is, any one of the first support rod 132 and the second support rod 133 may have a stopper groove formed thereon.

It should be noted that the shape of the height adjusting device 131 does not limit the protection scope of the present invention, the height adjusting device 131 may be the rod-shaped structure, or may be a tubular structure, and the end of the height adjusting device 131 located in the limiting groove may be the wedge-shaped structure, or may be a cone, a cylinder, or a polygon, as long as it can be clamped in the limiting groove.

In addition, the number of the limiting grooves is not limited to three, the number of the limiting grooves can be specifically set according to specific situations, for example, the number can be set to four, five, six, and the like, and the shape of the limiting grooves is not limited to the rectangular limiting grooves shown in the figures, and can also be trapezoidal limiting grooves and the like.

In other embodiments of the present application, the height adjusting device 131 may be a telescopic rod-like structure (not shown in the drawings), which is shortened when being pressed and lengthened when being pulled, and the distance between the compression and the extension is not limited by the gears, i.e. the user can adjust the length within the deformation range of the telescopic rod-like structure, so as to adapt to more users. Under this condition, need not set up the spacing groove structure on the first bracing piece 132, as long as with high adjusting device 131 with first bracing piece 132 and the equal swivelling joint of second bracing piece 133 can, realize adjusting the height of rocker mechanism 13 through scalable shaft-like structure, can make rocker mechanism 13's structure simpler like this, it is more convenient to adjust, and the adaptability is stronger moreover.

In a further embodiment of the present application, an adsorption component (not shown in the figure) may be further disposed on the stand body 111, and the adsorption component is used for fixedly connecting the stand 11 with the head-mounted display device. Through setting up adsorption component, can be when installing face guard 10 on display device, the connection reliability between face guard 10 and the display device is guaranteed to adsorption component's adsorption affinity, carries out the mode of fixing through adsorption component in addition, and it is more convenient to dismantle and install.

It should be noted that, in this embodiment, the adsorption component may be disposed between the two lens holes 112, and the area of the bracket body 111 between the two lens holes 112 is relatively large, so that the installation is relatively convenient. However, in some examples, the suction components may be disposed at other positions of the bracket body 111, and the specific positions and number thereof may be specifically set according to specific situations as long as they can function to fix the mask 10.

In further embodiments of the present application, the sorption assembly may include a magnetic material and a cover plate; the cover plate is arranged on the outer side of the magnetic material and used for fixing and covering the magnetic material. In some embodiments, the material of the bracket body 111 may also be a magnetic material, which may increase the magnetism of the bracket body 111, thereby ensuring the reliability of the connection.

The fixing manner of the suction module is not limited to the protection scope of the present application, and is within the protection scope of the present application as long as the suction module can be fixed to the holder body 111.

The foldable mask 10 provided by the embodiment of the application can adjust the height of the foldable mask 10 by arranging the rocker mechanism 13 between the support 11 and the face-attaching elastic sheet 12 and adjusting the distance between the support 11 and the face-attaching elastic sheet 12 through the rocker mechanism 13, so that the distance from eyes of a user to display equipment can be adjusted when the foldable mask 10 is used, the problems that eyelashes are scratched by a user, the mask 10 is blocked, the contact force is concentrated and the like can be reduced, and the wearing comfort is improved. The volume of the mask 10 can be reduced by folding the mask 10, and the storage space is reduced, thereby improving the portability of the mask 10.

In a further embodiment of the present application, as shown in fig. 4, 5 and 6, the outer frame 121 of the face spring 12 is a ring-shaped sheet structure having elasticity, and the opening enclosed by the ring-shaped sheet structure is an eyepiece hole 124, the eyepiece hole 124 is an elongated playground shape, and the content displayed by the display device enters the eyes of the user after passing through the lens hole 112 and the eyepiece hole 124. Annular sheet structure is including the left side limit and the right side limit that set up relatively to and the relative last side and the lower side that set up, and wherein, goes up the side and is located between left side limit and the right side limit with lower side limit, and be connected with left side limit and right side limit respectively, and left side limit, right side limit, last side limit and lower side limit can be structure as an organic whole, and left side limit, right side limit, last side limit and lower side limit enclose into eyepiece hole 124.

The left side and the right side of the face-contacting elastic sheet 12 are respectively connected with the left side and the right side of the bracket body 111 through the rocker mechanism 13. The last side and the lower side of facing shell fragment 12 all are the arc, and the lower side of facing shell fragment 12 is middle sunken towards support body 111, forms nose pad portion 122, and the part shell fragment that constitutes nose pad portion 122 twists reverse certain angle for other regions in the lower side, perhaps says so, is located the shell fragment slope certain angle of other regions of the relative lower side of shell fragment of nose pad portion 122. When the user wears this face guard 10, the part that is located nose pad portion 122 pastes face shell fragment 12 and user's nose laminating, and the facial shell fragment 12 of the regional face of pasting outside nose pad portion 122 and user's facial laminating like this, on the one hand, can improve the laminating effect of pasting face shell fragment 12 and user's face, and on the other hand, nose pad portion 122 card is on user's nose in order to support face guard 10, prevents that face guard 10 from user's facial landing, improves face guard 10's travelling comfort.

In a possible implementation manner, as shown in fig. 5, a nose pad assembly 125 may be further disposed on a lower side of the nose pad portion 122 of the face guard 12, a mounting groove 123 for mounting the nose pad assembly 125 is disposed on the nose pad portion 122, a mounting hole 1231 for mounting the adjusting assembly 1252 is disposed on a portion of the face guard 12 located on the mounting groove 123, the nose pad assembly 125 includes a deforming assembly 1251 and an adjusting assembly 1252, the adjusting assembly 1252 is disposed at two end portions of the deforming assembly 1251, and the adjusting assembly 1252 is used for adjusting a distance between the two end portions of the deforming assembly 1251.

The nose pad assembly 125 is disposed in the installation recess 123 of the nose pad 122, and a portion of the nose pad assembly is exposed outside the installation recess 123, so that when a user uses the mask 10, the portion contacting with the nose of the user is just the nose pad assembly 125, and thus, the requirements of different users can be met by adjusting the shape of the nose pad assembly 125.

In a further embodiment of the present application, as shown in fig. 7, the deforming assembly 1251 includes two swing arms 1251a disposed at both sides, and an elastic member 1251b disposed between the two swing arms 1251 a; the swing arm 1251a is profiled to the curve of the nose wing, and the two swing arms 1251a and the elastic piece 1251b are fixedly connected into a U-shaped structure.

Fixed connection is made between two swing arms 1251a and an elastic piece 1251b of the deformation assembly 1251, wherein a connection mode between the swing arm 1251a and the elastic piece 1251b does not limit the protection range of the technical solution of the present application, and the swing arm 1251a and the elastic piece 1251b can be fixedly connected in a hot pressing mode, a glue water mode, and the like, which are not described herein again.

During the use, because the distance between two swing arms 1251a can be adjusted, so to the user that the alar width is different, can guarantee through adjusting the distance between two swing arms 1251a that nose pad subassembly 125 can not extrude the alar, also can guarantee elastic component 1251b and user's bridge of the nose contact, the user just so can support face guard 10 through the nose, because elastic component 1251b has elasticity, so the user wears can be more comfortable to the condition that nose pad portion 122 oppresses the alar can not appear.

In further embodiments of the present application, as shown in fig. 7-10, the adjustment assembly 1252 may include a rotating shaft 1252a and a gear 1252b engaged with the rotating shaft 1252 a; the adjusting assembly 1252 is arranged at one end of one of the swing arms 1251a, one end of the swing arm 1251a connected with the gear 1252b is provided with a plurality of groove structures matched with the gear 1252b, and the gear 1252b is connected with one end of the swing arm 1251a in a clamping manner; the gear 1252b is disposed outside the rotating shaft 1252a and fixedly connected to the rotating shaft 1252a, and rotating the rotating shaft 1252a changes a distance between the two swing arms 1251a, thereby making it possible to adapt to facial contours of different users.

It should be noted that, the groove structure disposed at the end of the swing arm 1251a connected to the gear 1252b is just matched with the gear 1252b, so that when in use, the gear 1252b can be rotated by rotating the rotating shaft 1252a, and the rotation of the gear 1252b can drive the end of the swing arm 1251a to move towards the inner side and the outer side of the mounting groove 123, so as to change the distance between the two swing arms 1251 a.

In a further embodiment of the present application, as shown in fig. 8 and 10, a knob 1252c may be further provided at an end of the rotation shaft 1252a, wherein the knob 1252c is fixed on the rotation shaft 1252a, and the user may adjust the rotation shaft 1252a by rotating the knob 1252c, thereby adjusting the distance between the two swing arms 1251a of the nose pad assembly 125. It should be noted that the number of the knobs 1252c does not limit the protection scope of the present invention, and the rotary shaft 1252a may be provided with the knob 1252c at one end thereof, or may be provided with one knob 1252c at both ends of the rotary shaft 1252 a.

In one possible implementation, as shown in fig. 7 and 8, the nose pad assembly 125 may further include a fixing assembly 1253, the fixing assembly 1253 is disposed opposite to the adjusting assembly 1252, specifically, the fixing assembly 1253 is disposed at an end of another swing arm 1251a which is not connected to the adjusting assembly 1252, and the fixing assembly 1253 is used to fix the nose pad assembly 125 to the nose pad portion 122, so as to ensure the connection stability of the nose pad assembly 125 and the nose pad portion 122.

The fixing assembly 1253 may be a fastener such as a screw, a bolt, a pin, etc., and it is within the scope of the present invention that the fixing of the nose pad assembly 125 to the nose pad 122 is ensured. In addition, the mounting recess 123 is also provided with a mounting hole 1231 to be engaged with the fixing member 1253.

It should be noted that the nose pad assembly 125 can be fixed in the installation groove 123 by the adjusting assembly 1252 and the fixing assembly 1253, the deforming assembly 1251 is embedded in the installation groove 123, and the deforming assembly 1251 can move relative to the installation groove 123, specifically, the two swing arms 1251a can move towards the inner side and the outer side of the installation groove 123, so as to ensure that the user can adjust the distance between the two swing arms 1251a of the nose pad assembly 125.

In a possible implementation manner, in this embodiment, the swing arm 1251a in the deformation assembly 1251 is made of a hard material with elasticity, and the hard material is not easily deformed during installation and adjustment, and is convenient to install and adjust; the elastic member 1251b is made of a soft material having elasticity, and since a portion contacting with the nose of the user is just at the elastic member 1251b when the user uses the apparatus, the wearing comfort can be improved by using the soft material. The deformable assembly 1251 is fixed in the mounting recess 123 in an embedded manner, so that the installation is convenient, and the face-contacting elastic piece 12 located at the nose pad portion 122 can protect the nose pad assembly 125 to a certain extent, so as to prolong the service life of the mask 10.

In this embodiment, the nose pad assembly 125 is fixed to the nose pad portion 122 by the fixing assembly 1253, and the adjustment of the nose pad assembly 125 is realized by the adjusting assembly 1252.

It should be noted that, in some examples, as shown in fig. 9 and 10, the nose pad assembly 125 may also be fixed and adjusted by only providing the adjusting assembly 1252, and specifically, the adjusting assembly 1252 may include two sets of rotating shafts 1252a and gears 1252b, where the two sets of rotating shafts 1252a and gears 1252b are respectively disposed on the left and right sides of the nose pad assembly 125, so that the nose pad assembly 125 may be adjusted from two directions of the nose pad assembly 125, thereby increasing the adjusting space of the nose pad assembly 125 to accommodate more users with different facial contours.

In further embodiments of the present application, the adjustment assembly 1252 and the swing arm 1251a may be fixedly connected by an insert molding process.

It should be noted that the adjustment method of the nose pad 122 is not limited to the adjustment by rotating the rotating shaft 1252a, and other adjustment methods may be adopted as long as the distance between the two swing arms 1251a can be adjusted, which belongs to the protection scope of the present invention.

In another embodiment of the present application, as shown in fig. 11, the rotating shaft 1252a of the adjustment assembly 1252 may be a wedge cylinder that mates with a gear 1252b, the gear 1252b being matingly connected to an end of the swing arm 1251 a. As the wedge cylinder becomes smaller in diameter from top to bottom, downward movement of the wedge cylinder relative to gear 1252b locks gear 1252 b; while upward movement of the wedge cylinder relative to gear 1252b unlocks gear 1252 b.

In practical applications, the user can adjust the nose pad assembly 125 by lifting the wedge cylinder upward, then unlocking the gear 1252b, and manually pressing the swing arms 1251a on both sides, and when adjusting to a suitable position, pressing the wedge cylinder downward, and then locking the gear 1252 b. Because the whole face-contacting elastic sheet 12 is of a frame structure, the user can conveniently adjust the nose pad assembly 125 manually.

In the further embodiment of this application, the outside parcel of the outline 121 of facing shell fragment 12 has the facing bubble cotton, and wherein, the cotton setting of facing bubble is in the facing region of facing shell fragment 12, and the facing region is for the one side that the facing shell fragment 12 deviates from support 11, and the facing region is for the face with the facial laminating of user, sets up the facing bubble cotton on facing shell fragment 12, can improve wearing travelling comfort of face guard 10.

Generally, the face-attaching foam is a single-layer foam, the shape and size of the face-attaching foam are the same as or similar to those of the face-attaching elastic sheet 12, and a through hole corresponding to the eyepiece hole 124 is formed in the middle of the face-attaching foam, so that the face-attaching foam is prevented from blocking light rays from entering user glasses, and the visual angle range of the face mask 10 is ensured. In addition, the foam is generally wrapped in leather or cloth, and the leather or cloth can be used for protecting the face-attaching foam, so that the damage of the face-attaching foam is prevented, and the service life of the face-attaching foam is prolonged.

In a possible implementation mode, the cotton material such as cotton-padded makeup sponge can be adopted to the face of subsides bubble, and the cotton whole subassembly of face of subsides bubble is fixed in the face region of subsides of face shell fragment 12 through hot pressing, bonding etc. and the cotton skin-friendly material that adopts of face bubble is taken into account resilience and compliance, can improve user's the travelling comfort of wearing.

In a possible implementation manner, a wrapping cloth (not shown in the figure) can be further arranged on the outer side of the whole face mask 10, and a wrapping cloth part can be directly arranged between the face-attaching elastic sheet 12 and the bracket 11 by adopting a magic tape, so that the shading immersion feeling during wearing is improved.

It should be noted that the wrapping cloth can be wrapped by itself after the user adjusts the mask 10, so that the setting of the wrapping cloth will not affect the comfort of the mask 10. In addition, when the user wears the mask 10 for the first time, the distance between the two swing arms 1251a of the nose pad assembly 125 can be manually adjusted according to whether the mask 10 is squeezed or suspended from the two sides of the bridge of the nose, until the pressure is moderate.

In the practical application process, when adjusting nose pad portion 122 to the position of contact with the bridge of the nose, adjustment is pasted face shell fragment 12 to make the region of strong point of pasting face shell fragment 12 be forehead and bridge of the nose region, the strong point of whole face guard 10 is located forehead and bridge of the nose this moment, so the canthus both sides belong to the atress and release the region, the whole atress of face guard 10 is concentrated in upper portion, facial region pressurized is less, can effectively slow down face guard 10 gliding phenomenon under this kind of condition. When the supporting points of the face-attaching elastic pieces 12 are adjusted to be the positions of the eyebrow bone, the canthus and the nose bridge region, the supporting points are located near the canthus, the forehead belongs to the stress release region, the whole stress of the face mask 10 is concentrated on two sides, and the internal pressure phenomenon of the face mask 10 can be effectively relieved under the condition. In addition, because the face-attaching elastic sheet 12 can be deformed by stress, when the face-attaching elastic sheet 12 is attached to the face, the whole face is a stressed surface, the fulcrum can be any position of the nose bridge, the eyebrow and the canthus, the face-attaching elastic sheet 12 is manually adjusted at the moment, the fulcrum can be linked with the face-attaching elastic sheet 12 to be inwards concave and deformed, then different faces are attached, the envelope feeling is integrally formed on the face, and the face-attaching elastic sheet is adaptive to the facial contours of different users.

In this application embodiment, face-attaching elastic sheet 12 and nose support assembly 125 can produce deformation under the stress state, therefore when this face guard 10 is worn to the user of difference, the deformation of adaptability can take place according to different users 'face shape to face-attaching elastic sheet 12 for face-attaching elastic sheet 12 can be laminated with different users' face, thereby improves the travelling comfort of wearing of face guard 10. In addition, because the nose bridge of some people in asia is generally lower, the nose pad assembly 125 can adapt to different nose wing curves by adjusting the distance between the two ends of the nose pad assembly 125, and the problem of light leakage in the nose wing area is further reduced.

In this embodiment, the mask 10 may be manufactured by a detachable injection molding process, in which the bracket 11 and the face-contacting elastic sheet 12 are separately injection molded, the rocker mechanisms 13 on both sides are separately injection molded, and then the injection molded components are assembled.

It can be understood that the support 11 and the face-contacting elastic sheet 12 are both skeleton-type structures, so that the whole mask 10 is hollow, and therefore, when the height of the mask 10 is adjusted and the nose pad assembly 125 is adjusted, a user can manually adjust the mask 10 conveniently. In addition, when the user wears the face mask 10, the face of the user and the inner cavity of the face mask 10 are communicated with the outside air of the face mask 10, so that the stuffy feeling of the user during wearing can be reduced, the user can wear the face mask more comfortably, and the use experience of the user is improved.

In a second aspect, the present application provides a head-mounted display device, which includes the foldable mask 10 described above, and a display device disposed at the front end of the mask 10.

The embodiment of the present application provides a head-mounted display device, which includes the foldable mask 10 in the above embodiments, and a display device (not shown in the figure) disposed at the front end of the foldable mask 10, wherein the front end of the foldable mask 10 refers to a side of the bracket 11 away from the face-contacting elastic sheet 12. The display device may be a device for displaying VR glasses or the like.

When the user wears this head mounted display device, can install this face guard 10 on display device earlier, then try on, the sensation of wearing through trying on is adjusted the height of face guard 10 and the nose pad portion 122 of the face-attaching elastic sheet 12, because face guard 10 atress can stretch out and draw back deformation, and face-attaching elastic sheet 12 can take place deformation when receiving exogenic action, make face guard 10 can take place the deformation of adaptability according to the face type of difference, thereby make face guard 10 can with different users 'facial laminating, thereby user's the travelling comfort of wearing has been improved.

In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the embodiments of the application and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the embodiments of the present application, and are not limited thereto; although the embodiments of the present application have been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A foldable mask is characterized by comprising a bracket, a rocker mechanism and a face-attaching elastic sheet, wherein,

2. The foldable mask of claim 1, wherein the rocker mechanism further comprises a first support bar, a second support bar, and a plurality of connectors; wherein,

3. The foldable mask as recited in claim 2, wherein the first support bar is provided with a plurality of position-limiting grooves, one end of the height adjustment device is rotatably connected to the second support bar via the connecting member, and the other end is located in one of the position-limiting grooves;

4. The foldable mask according to claim 3, wherein a plurality of the stopper grooves are formed along a longitudinal direction of the first support bar or the second support bar, and the height adjusting means is disposed at one end of the stopper groove and is switchable to different stopper grooves to adjust a height between the bracket and the face-contacting elastic piece.

5. The foldable mask of claim 4, wherein there are three of the restraint slots.

6. A collapsible mask according to any one of claims 1 to 5, wherein there are two of the rocker mechanisms, the two rocker mechanisms being located on opposite sides of the collapsible mask.

7. The foldable mask of claim 6, wherein the nose pad is formed by an upward concavity of the lower side edge of the outer frame of the face spring;

the lower side of the nose pad part is provided with a nose pad component.

8. The foldable mask of claim 7, wherein the nose pad portion is provided with a mounting recess to mount the nose pad assembly.

9. The foldable mask of any one of claims 7-8, wherein the nose pad assembly comprises a deformation assembly and an adjustment assembly; wherein,

10. The foldable mask of claim 9, wherein the deformation assembly comprises two swing arms disposed on either side, and an elastic member disposed between the two swing arms;

11. The foldable mask of claim 10, wherein the adjustment assembly comprises at least one rotating shaft and a gear cooperating with the rotating shaft; wherein,

the gear is connected with one end of the swing arm in a clamping manner;

12. The foldable mask of claim 11, wherein the end of the swing arm connected to the gear is provided with a plurality of groove structures that cooperate with the gear.

13. A foldable mask according to any one of claims 10-12, wherein the adjustment assembly is fixedly connected to the swing arm by an insert molding process.

14. A foldable mask according to any one of claims 10-12, wherein the elastic member is a soft material that is compressible and resilient.

15. A foldable mask according to any one of claims 11-12, wherein the rotational axis is a wedge cylinder.

16. The foldable mask of any one of claims 1-15, wherein the frame body is provided with an adsorption component for fixedly connecting the frame to a head-mounted display device.

17. The foldable mask of claim 16 wherein the suction assembly is disposed between two of the lens apertures.

18. A foldable mask according to any one of claims 16-17, wherein the suction assembly includes a magnetic material and a cover plate; wherein,

19. A foldable mask according to any one of claims 1-18, wherein the outer side of the outer frame of the face attachment clip is wrapped with face attachment foam; wherein,

20. A head-mounted display device comprising the foldable mask of any one of claims 1-19, and a display device disposed at a front end of the mask, the display device being secured to the stand, the display device being configured to display information.