CN111338082A

CN111338082A - AR glasses

Info

Publication number: CN111338082A
Application number: CN202010177862.7A
Authority: CN
Inventors: 余林蔚
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-06-26
Anticipated expiration: 2040-03-13
Also published as: CN111338082B; WO2021180071A1

Abstract

The application relates to the technical field of intelligent electronic equipment, in particular to AR glasses. The AR glasses comprise a display module; an adjustment mechanism; the display module and the adjusting mechanism are arranged on the mirror bracket; wherein, adjustment mechanism is set up to can be with the image regulation of display module assembly is to the within range of the field of vision of settlement. The AR glasses that this application provided can satisfy the crowd of different head circumferences and interpupillary distance and be like the effect when wearing.

Description

AR glasses

Technical Field

The application relates to the technical field of intelligent electronic equipment, in particular to AR glasses.

Background

The AR glasses are intelligent link equipment of a virtual world and a real world, the real world and virtual content can be seen through the AR glasses, and information interaction such as vision, hearing and the like can be carried out.

When existing AR glasses are used as visual interaction carriers, due to technical limitation, when people with different head circumferences and different pupil distances wear the AR glasses for use, the imaging definition effect is different. Although the customized glasses frame can meet the requirements of different crowds, the customized glasses frame can greatly increase the cost and the inventory of products, and the same glasses can only be used by a small number of crowds, so that the universality of the products is greatly limited.

Disclosure of Invention

The application provides AR glasses, and the AR glasses can satisfy the imaging effect of the crowd of different head circumferences and interpupillary distances when wearing.

The present application provides in a first aspect AR glasses comprising:

a display module;

an adjustment mechanism;

the display module and the adjusting mechanism are arranged on the mirror bracket;

wherein, adjustment mechanism is set up to can be with the image regulation of display module assembly is to the within range of the field of vision of settlement.

Through the scheme that this embodiment provided, adjustment mechanism adjusts the position that presents of display module assembly in the space to make display module assembly's image can get into the field of vision within range of the person of wearing completely, and then satisfy different head ranges and different interpupillary distances person of wearing's use, improved the commonality and the functional of AR glasses, increase the application range and the scene of equipment.

Further, the adjustment mechanism includes:

a first adjustment assembly coupled to the frame;

the first adjusting component is arranged to adjust the image-forming position of the image in the direction of the interpupillary distance.

Through the scheme that this embodiment provided, change the position of appearing of image in the interpupillary distance direction, change the transfer path of image light promptly, realize that the image can get into the person's of wearing field of vision within range completely to satisfy the crowd of different head circumferences, different interpupillary distances and wear.

Further, the frame comprises:

the display module is movably connected to the glasses legs through the first adjusting assembly.

Through the scheme that this embodiment provided, utilize first adjusting part to change display module assembly's image transmission path, only need make display module assembly remove less stroke, can realize the great displacement of image in the interpupillary distance direction promptly, improved the control range of image in the interpupillary distance direction, better satisfying different crowds wears the demand.

Further, the first adjusting assembly comprises a fixing frame;

the fixing frame is rotatably connected to the glasses legs, and the display module is installed on the fixing frame.

Through the scheme that this embodiment provided, can carry out the fine adjustment of the position of appearing through the pivoted mode, better realization will appear the position and adjust to the best region of watching, and the comfort of in-process is worn in the guarantee, simultaneously, with display module assembly integration on the mount, when realizing display module assembly, has also simplified the structural design of this AR glasses.

Further, a first assembling groove is formed in the glasses leg;

the fixed frame is rotationally connected in the first assembling groove;

the display module comprises a display piece, and part of the display piece protrudes out of the first assembling groove.

Through the scheme that this embodiment provided, first fitting groove can also make the mount hide in the mirror leg when realizing the assembly of mount for the overall appearance structure of AR glasses is simpler.

Further, the fixing frame includes:

the display module comprises a fixed body, a display module and a display module, wherein the fixed body is provided with a cavity, and the display module is detachably connected in the cavity;

the rotating shaft is arranged on the fixed body and is rotationally connected with the glasses legs.

Through the scheme that this embodiment provided, with the display mode embedding to the cavity of fixed body in, the assembling process is swift, simple, simultaneously, realizes that display module assembly detachably connects in the cavity, when display module assembly damages needs maintenance or change promptly, can also be convenient dismantle.

Further, the first adjusting assembly further comprises:

the first transmission piece is connected to the rotating shaft;

the first driving piece is connected to the glasses legs and matched with the first transmission piece so as to drive the first transmission piece to drive the fixed frame to rotate.

Through the scheme that this embodiment provided, order about first transmission piece through first driving piece and move, the first transmission piece of motion can order about fixed body and rotate, and then changes the incident angle change between image and the lens to realize adjusting the image position of image on the lens in the interpupillary distance direction, the guarantee gets into the person's of wearing field of vision completely, wears with the crowd that satisfies different head ranges, different interpupillary distances, and accommodation process is simple, swift.

Further, the first driving piece is a worm, and the first driving piece is a turbine.

Through the scheme that this embodiment provided, the worm gear can provide great reduction ratio, consequently has the characteristics that the regulation precision is high, simultaneously, can also realize the auto-lock.

Further, the adjusting mechanism further comprises:

a second adjustment assembly connected to the frame;

the second adjusting component is arranged to adjust the imaging position of the image in the height direction of the human body.

Through the scheme that this embodiment provided, the person of wearing can utilize the second adjusting part to adjust the position of appearing of image in human direction of height, through carrying out two-dimensional regulation to the position of appearing of image in interpupillary distance direction and human height, has improved control range, and the guarantee image can be clear get into in person's the pupil, better increase equipment's application range and scene.

Further, the spectacle frame also comprises a spectacle frame;

the AR glasses further comprise a nose support, and the nose support is movably connected to the glasses frame through the second adjusting component.

Through the scheme that this embodiment provided, remove the nose and hold in the palm in human direction of height to realize that the image is the change of like the position in human direction of height, structural design is simple, and the mode that removes the nose and hold in the palm can realize can adapting to the people of different bridge of the nose heights and join in marriage, satisfies the travelling comfort of wearing more.

Further, the second adjustment assembly includes:

the second driving piece is rotatably connected to the mirror frame;

the second transmission piece is connected to the nose support and arranged on the mirror frame;

the second driving piece is matched with the second transmission piece so as to drive the second transmission piece to drive the nose support to move along the height direction of the human body.

Through the scheme that this embodiment provided, when carrying out the nose and hold in the palm altitude mixture control, rotate the second driving piece in order to realize that the second driving medium moves along human direction of height, be about to rotary motion and turn into linear motion, simple structure and regulation convenience.

Further, the second driving piece is in threaded fit with the second transmission piece.

Through the scheme that this embodiment provided, second driving piece and second driving medium screw-thread fit have the characteristics that the regulation precision is high, simultaneously, can also realize the auto-lock, can fix after the guarantee display module assembly position adjustment.

Furthermore, a second assembling groove is formed in the mirror frame;

the second driving piece is arranged in the second assembling groove, and two ends of the second driving piece are abutted to groove walls of the second assembling groove along the height direction of a human body.

Through the scheme that this embodiment provided, the both ends of second driving piece are contradicted with the cell wall of second assembly groove, can realize one-hand operation, and ensure that the rotation process of second driving piece is more stable, reliable.

Furthermore, the second transmission part is provided with a rotation stopping part, and the mirror frame is provided with a rotation stopping groove;

the rotation stopping part is in limit fit with the rotation stopping groove.

Through the scheme that this embodiment provided, because the design in groove that splines, the second driving medium can't rotate along the axial of self, and then when rotating the second driving medium, the second driving medium can only remove along human direction of height to guarantee the stability of nose support motion process, prevent that the nose support from rotating the influence and wearing.

Furthermore, the glasses also comprise lenses arranged on the glasses frame, and the lenses reflect the images into pupils of a human body.

Through the scheme provided by the embodiment, the image of the display module is reflected into the pupil of the wearer by using the lens.

Drawings

Fig. 1 is a schematic structural view of AR glasses according to an embodiment of the present invention for image adjustment in the interpupillary direction;

fig. 2 is a schematic structural view of the AR glasses according to the embodiment of the present invention for adjusting images in the height direction of a human body;

fig. 3 is a schematic structural diagram of AR glasses according to an embodiment of the present invention;

FIG. 4 is an exploded view of AR glasses provided in accordance with an embodiment of the present invention;

fig. 5 is a schematic structural view of an image of the display module at the first viewing angle reflected by a lens according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a first adjusting assembly for adjusting an image along a pupil distance direction based on fig. 5 according to an embodiment of the present invention;

FIG. 7 is a schematic view of the display module of FIG. 4 mounted on a fixing frame;

FIG. 8 is an exploded view of the display module and the fixing frame;

FIG. 9 is a cross-sectional view of the first adjusting assembly, the fixing frame and the display module according to the embodiment of the present invention after assembly;

FIG. 10 is a cross-sectional view of the first adjusting assembly, the fixing frame and the display module assembly of the present invention at another position after the assembly;

FIG. 11 is a schematic view of the first adjustment assembly of FIG. 4 coupled to a mounting bracket;

fig. 12 is a schematic structural view illustrating an image of the display module at the second viewing angle reflected by the lens according to the embodiment of the invention;

fig. 13 is a schematic structural view of the second adjusting assembly according to the embodiment of the present invention performing image adjustment along the height direction of the human body on the basis of fig. 11;

FIG. 14 is a schematic view of a second transmission member connected to a nose pad according to an embodiment of the present invention;

FIG. 15 is a schematic structural diagram of a second adjustment assembly provided in accordance with an embodiment of the present invention;

FIG. 16 is an enlarged view taken at A in FIG. 3;

fig. 17 is a schematic structural view of a frame provided by an embodiment of the invention;

fig. 18 is an enlarged view at B in fig. 17.

Reference numerals:

1-a display module;

11-a display;

2-an adjustment mechanism;

21-a first adjustment assembly;

211-a holder;

2111-fixed body;

2111 a-Chamber;

2112-rotating shaft;

212-first transmission member;

213-a first drive member;

2131-a first convex edge portion;

22-a second adjustment assembly;

221-a second transmission member;

2211-rotation stop;

222-a second drive member;

2221-a second convex edge portion;

3, a spectacle frame;

31-a frame;

311-a second fitting groove;

312-rotation stop groove;

313-a connecting trough;

32-temple;

321-a first fitting groove;

4-a lens;

5-nose pad.

Detailed Description

The terminology used in the description of the embodiments section 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 present application.

The AR head display device is wearable and can be worn on the head of a human body for displaying, virtual information can be superposed to the real world through a computer technology, a real environment and a virtual object can be superposed to the same picture in real time, mutual complementation of the two kinds of information is realized, information interaction such as vision, hearing and the like is carried out, picture displaying is carried out in front of eyes of a user through equipment such as a helmet, glasses and the like, and the reality sense of the user is enhanced.

In the related art, the AR head display device generally adopts a glasses shape, specifically, as shown in fig. 1 to 3, the AR glasses include a display module 1 and a frame 3, wherein the frame 3 includes a glasses leg 32, the display module 1 can be disposed on the glasses leg 32, that is, the display module 1 is disposed on the side, further, a lens 4 is further installed on the frame 3, and the lens 4 does not have a light shield, when displaying a picture, the lens 4 can reflect an image of the display module 1 into a pupil of a human body, so that a user can see the image.

Current AR glasses are when being the mutual carrier of vision to display module assembly 1 side is put, because the restriction in the technique, AR glasses structure is little, and display module assembly 1 side is put and for fixing on mirror leg 32, thereby display module assembly 1 can't adjust the spatial position of self, consequently, when the crowd that leads to different head circumferences, different interpupillary distances wore the use, the clear effect of formation of image is different.

For the commonality that can improve AR glasses, satisfy the crowd of different head circumferences and interpupillary distance and be the effect of appearing when wearing, as shown in fig. 1 and fig. 2, this embodiment provides this AR glasses, and this AR glasses include foretell display module assembly 1 and mirror holder 3, still include adjustment mechanism 2, and wherein, adjustment mechanism 2 sets up on mirror holder 3, and adjustment mechanism 2 is set to the image that can show display module assembly 1 and is adjusted to the field of vision within range of settlement.

This kind of structural design is adjusted display module assembly 1 position of being presented in the space through adjustment mechanism 2 to make display module assembly 1's image can get into the field of vision within range of the person of wearing completely, and then satisfy different head circumferences and different interpupillary distances person of wearing's use, improved the commonality and the functional of AR glasses, increase the application range and the scene of equipment.

The adjusting mechanism 2 can adjust the image to a predetermined visual field, for example, the position of the display module 1 in the space can be moved, and the position of the display module 1 relative to the pupil can be changed, so that the image can completely enter the visual field.

As shown in fig. 1 and fig. 3, this embodiment provides a design, specifically, the adjusting mechanism 2 includes a first adjusting component 21, the first adjusting component 21 is connected to the lens holder 3, the first adjusting component 21 is configured to adjust the image position of the image in the interpupillary distance direction X, the spatial position of the image of the display module 1 can be changed by using the first adjusting component 21, and then the image can enter the field of view of the wearer, the image position of the image can be changed in the interpupillary distance direction X by using the first adjusting component 21, and the image can completely enter the field of view of the wearer, so as to satisfy the requirement of wearing by people with different head circumferences and different interpupillary distances.

Adjusting the image position of the image in the interpupillary distance direction X can be achieved by controlling the two lenses 4 to move closer to or away from each other to ensure that the image is reflected into the pupil of the human body, thereby ensuring that the user sees the image. Or, a reflector may be added to the transmission path of the image of the display module 1 to change the incident angle between the image and the lens 4, so that the user can see the image.

As shown in fig. 3 and 4, in this embodiment, the display module assembly 1 is movably connected to the temple 32 through the first adjusting component 21, and this kind of structural design sets up the first adjusting component 21 on the temple 32, can make things convenient for the wearer to touch, and the wearer can realize adjusting the position of image through the first adjusting component 21 under the condition that AR glasses are not taken off, ensures that the image can get into the wearer's field of vision completely, makes things convenient for the wearer's regulation.

The display module 1 is movably connected to the temple 32 through the first adjusting component 21 in various ways, for example, in a sliding manner. As shown in fig. 3 and 4, in the present embodiment, the first adjusting assembly 21 includes a fixing frame 211, specifically, the fixing frame 211 is rotatably connected to the temple 32, the display module 1 is mounted on the fixing frame 211, and the fixing frame 211 is rotatably connected to the temple 32, so that the imaging position can be finely adjusted, the imaging position can be adjusted to the optimal viewing area, and the comfort during the wearing process can be ensured. And, utilize the pivoted mode, only need make display module assembly 1 remove less stroke, can realize the great displacement of image on interpupillary distance direction X promptly, improved the control range of image on interpupillary distance direction X, better satisfying different crowds' the demand of wearing.

Simultaneously, set up display module assembly 1 on mount 211, when realizing the assembly of display module assembly 1, can also protect display module assembly 1, improve display module assembly 1's structural strength to, assemble display module assembly 1 on mirror leg 32 through mount 211, also simplified the structural design of this AR glasses, need not more accessory and complete display module assembly 1's assembly promptly.

As shown in fig. 5 and fig. 6, in this embodiment, when adjusting the image presenting position, the wearer rotates the fixing frame 211 to drive the display module 1 to rotate synchronously, and along with the rotation of the display module 1, the optical path (shown by the arrow in fig. 5 and fig. 6) of the image of the display module 1 moves along with the image in the interpupillary distance direction X, i.e. the incident angle between the image of the display module 1 and the lens 4 changes, so as to adjust the image presenting position of the image on the lens 4 in the interpupillary distance direction X, and ensure to completely enter the visual field range of the wearer, so as to satisfy the wearing of people with different head circumferences and different interpupillary distances.

As shown in fig. 4, further, in the present embodiment, the first assembling groove 321 is provided on the temple 32, the fixing frame 211 is rotatably connected in the first assembling groove 321, and by providing the first assembling groove 321, the fixing frame 211 can be assembled while at least a part of the fixing frame 211 is hidden in the temple 32, so that the structural design of the AR glasses is simplified, the temple 32 does not need to occupy too much space, and further, other components can be arranged on the temple 32, so that the overall appearance structure of the AR glasses is simpler, and the aesthetic feeling is improved. Wherein, display module assembly 1 can include display part 11, and for the normal transmission that can ensure the image, the part of display part 11 can bulge in first assembly groove 321 to avoid first assembly groove 321 to shelter from the image.

The display module 1 can be connected to the fixing frame 211 by various methods such as bonding and screw connection. For the assembly that can make things convenient for display module assembly 1 and mount 211 more, as shown in fig. 7 and 8, in this embodiment, mount 211 can be including fixed body 2111, and fixed body 2111 is provided with cavity 2111a, during the installation, directly with display module assembly 1 embedded into in cavity 2111a can, the assembling process is swift, simple. Meanwhile, the display module 1 is detachably connected to the inside of the cavity 2111a, namely, when the display module 1 is damaged and needs to be repaired or replaced, the display module can be conveniently detached.

When this AR glasses carry out image adjustment at interpupillary distance direction X, the person of wearing can directly rotate mount 211 and adjust, also can indirectly rotate mount 211 through the mode of drive driving medium. As shown in fig. 9, 10 and 11, in order to enable the wearer to rotate the fixing frame 211 more conveniently, in this embodiment, the first adjusting assembly 21 further includes a first driving member 212 and a first driving member 213, the first driving member 213 is connected to the temple 32, wherein the temple 32 may further be provided with a rotating shaft 2112, the fixing body 2111 is rotatably matched with the rotating shaft 2112, for the convenience of the structural design, and simultaneously, the fixing frame 211 and the first driving member 212 rotate synchronously, the rotating shaft 2112 is disposed on the fixing body 2111, further, the first driving member 212 is connected to the rotating shaft 2112, and the first driving member 213 is matched with the first driving member 212 to drive the fixing frame 211 to rotate.

When carrying out the image and adjusting, the person of wearing only needs to order about first transmission piece 212 through first driving piece 213 and moves, and fixed body 2111 can be ordered about to the first transmission piece 212 of motion, and then changes the incident angle change between image and the lens 4 to realize adjusting the image position of appearing of image on lens 4 on interpupillary distance direction X, the guarantee gets into the person of wearing's field of vision within range completely, wear with the crowd that satisfies different head ranges, different interpupillary distances, and accommodation process is simple, swift.

In this embodiment, in order to improve the adjustment accuracy, as shown in fig. 11, the first driving member 213 is a worm, and the first driving member 212 is a worm wheel, because the worm teeth are continuous spiral teeth, the worm teeth and the worm wheel teeth gradually enter into and exit from the mesh. Consequently, the transmission process is steady, and worm gear can provide great reduction ratio, consequently has the characteristics that the regulation precision is high, simultaneously, can also realize the auto-lock, can fix after the adjustment of guarantee display module assembly 1 position, avoids because the condition emergence of reasons such as vibrations, collision lead to display module assembly 1's image skew.

As shown in fig. 11, further, in the present embodiment, in order to enable the wearer to rotate the first driving element 213 more conveniently, specifically, the worm (the first driving element 213) is used for contacting with the finger of the wearer and driving the part of the worm to rotate to form a plurality of first rib portions 2131 in the circumferential direction, and the first rib portions 2131 can increase the friction force between the first rib portions 2131 and the finger of the wearer to increase the convenience of rotation.

The first driving member 213 and the first transmission member 212 may also be a combination of a screw and a gear shaft, or a combination of two bevel gears, to realize the rotation of the fixing frame 211, which is not illustrated herein.

Further, for meeting the matching requirements of people with different head circumferences and different pupil distances better, the image can be adjusted to the visual field range of a wearer more clearly, and the image position of the image can be adjusted in the height direction Y of the human body. Wherein, the fixing frame 211 can slide up and down on the glasses legs 32 along the height direction of the human body by adjusting the image position in the height direction Y of the human body; or the fixing frame 211 is assembled on a rotating rod hinged to the mirror holder 3, and the imaging position of the image is adjusted in the height direction Y of the human body by rotating the rotating rod in the up-down direction.

As shown in fig. 12 and 13, in order to adjust the image forming position of the image in the height direction Y of the human body, in the present embodiment, the adjusting mechanism 2 further includes a second adjusting assembly 22, and the second adjusting assembly 22 is connected to the frame 3, wherein the second adjusting assembly 22 is configured to adjust the image forming position of the image in the height direction Y of the human body.

The person of wearing utilizes first adjusting part 21 to carry out the image on interpupillary distance direction X and presents the position control back, when the image still can not be clear the pupil of entering, the person of wearing can recycle second adjusting part 22 and adjust the position of presenting of image on human direction of height Y, through carrying out the regulation of two-dimentional to the position of presenting of image on interpupillary distance direction X and human direction of height Y, the control range has been improved, in the entering person's of guarantee image can be clear pupil, the application range and the scene of better increase equipment.

As shown in fig. 12 and 13, the glasses frame 3 may further include a frame 31, and the AR glasses further include a nose pad 5, wherein the nose pad 5 is movably connected to the frame 31 through the second adjusting assembly 22. This kind of structural design comes the position of adjusting nose pad 5 through second adjusting part 22 to remove nose pad 5 on human direction of height Y, in order to realize the image and be the change of like the position on human direction of height Y, its structural design is simple, and the mode that removes nose pad 5 can adapt to the people of different bridge of the nose height and join in marriage and take, satisfies the travelling comfort of wearing more, has improved the functional and the commonality of this AR glasses.

Wherein, the nose holds in the palm 5 can directly be connected on the picture frame 31 through the mode of pegging graft, when carrying out the altitude mixture control of nose holding in the palm 5, only need along human direction of height with nose hold in the palm 5 take out or insert corresponding degree of depth in the picture frame 31 can. In order to more conveniently realize the height adjustment of the nose pad 5.

As shown in fig. 14 and 15, in the present embodiment, the second adjusting assembly 22 includes a second transmission member 221 and a second driving member 222, the second transmission member 221 is connected to the nose pad 5, and the second driving member 222 is rotatably connected to the second transmission member 221. The wearer pulls the second driving member 222 with a hand to drive the second transmission member 221 to drive the nose pad 5 to move along the height direction Y of the human body, so as to adjust the height of the nose pad 5 and improve the definition.

In this embodiment, the second driving element 222 is rotated to move the second transmission element 221 along the height direction of the human body, so that the rotational motion can be converted into a linear motion, and the structure is simple and the adjustment is convenient.

As shown in fig. 15, in the present embodiment, the second driving element 222 and the second transmission element 221 may be in threaded engagement, the second driving element 222 is an adjusting nut with an internal thread, and the second transmission element 221 is a screw with an external thread. Because second driving piece 222 (adjusting nut) and second driving piece 221 (screw rod) all are continuous helical tooth, the cooperation of second driving piece 222 and second driving piece 221 gets into the meshing gradually and withdraws from the meshing gradually, therefore, this kind of structural design, have the high characteristics of regulation precision, and simultaneously, can also realize the auto-lock, can fix after the adjustment of guarantee nose support 5 position, avoid because vibrations, reasons such as collision lead to the condition emergence of the image skew of display module assembly 1.

As shown in fig. 15, further, in the present embodiment, in order to enable the wearer to rotate the second driving member 222 more conveniently, specifically, the adjusting nut (the second driving member 222) is used to contact with the fingers of the wearer and drive the rotating portion of the adjusting nut to have a plurality of second rib portions 2221 arranged circumferentially, and the second rib portions 2221 can increase the friction force between the second rib portions 2221 and the fingers of the wearer to increase the convenience of rotation.

The second driving element 222 and the second transmission element 221 may have various configurations, for example, the second driving element 222 may be a gear, the second transmission element 221 may be a rack, and the nose pad 5 may be driven to move in the height direction Y of the human body by a rack-and-pinion method, which is not limited herein.

As shown in fig. 17 and 18, in order to effectively contact the second transmission piece 221 and the second driving piece 222, in the present embodiment, a connection groove 313 is provided on the lens frame 31, and the second transmission piece 221 penetrates along the connection groove 313 and is screwed with the second driving piece 222.

The second driving member 222 may be disposed above or below the lens frame 31 and threadedly engaged with the second transmission member 221. As shown in fig. 16, 17 and 18, in the present embodiment, the second mounting groove 311 is provided on the frame 31, the second driving element 222 is provided in the second mounting groove 311, and the second driving element 222 can be mounted in the frame 31 through the second mounting groove 311, so that the structural design of the AR glasses is simplified, the frame 31 does not need to occupy too much space, and the second driving element 222 and the frame 31 are integrated, thereby improving the appearance of the AR glasses. Further, for conveniently rotating second driving piece 222 to order about second driving piece 221 and reciprocate, along human direction of height, the both ends of second driving piece 222 contradict with the cell wall of second assembly groove 311, and this kind of structural design can realize one-hand operation, and ensures that second driving piece 222's rotation process is more stable.

As shown in fig. 14, 15, 17 and 18, further, in order to enable the second transmission member 221 to stably move along the height direction Y of the human body and prevent the second transmission member 221 from rotating along the second driving member 222, in this embodiment, the second transmission member 221 is provided with a rotation stop portion 2211, the frame 31 is provided with a rotation stop groove 312, specifically, the rotation stop portion 2211 is in limit fit with the rotation stop groove 312, due to the design of the rotation stop groove 312, the second transmission member 221 cannot rotate along the axial direction thereof, and when the second driving member 222 is rotated, the second transmission member 221 can only move along the height direction Y of the human body, thereby ensuring the stability of the movement process of the nose support 5 and preventing the rotation of the nose support 5 from affecting the wearing.

As shown in fig. 14, 15, 17 and 18, in the present embodiment, a rotation stopper 2211 is provided, and specifically, a flat area is provided on the second transmission piece 221, so that an end of the second transmission piece 221 away from the nose pad 5 forms an incomplete cylindrical structure, thereby forming the rotation stopper 2211. In order to ensure the limited fit of the rotation stop portion 2211 and the rotation stop groove 312, the cross-sectional shapes of the rotation stop portion 2211 and the rotation stop groove 312 are set to be the same, so as to prevent the second transmission member 221 from rotating relative to the frame 31, and limit the second transmission member 221 to move only along the height direction Y of the human body.

Besides, in this embodiment, a plurality of protrusions are circumferentially disposed at one end of the second transmission part away from the nose pad 5, the protrusions are rotation stopping portions, wherein the groove wall of the rotation stopping groove 312 is provided with a plurality of grooves corresponding to the protrusions, and this structural design still prevents the second transmission part 221 from rotating. As long as it is ensured that the end of the second transmission member 221 away from the nose pad 5 is not a complete cylindrical structure, the design requirement of the rotation stopping portion can be satisfied, which is not listed here.

In conclusion, the AR glasses that this embodiment provided can adjust the position of appearing of display module 1 image in interpupillary distance direction X and/or human height direction Y, through the transfer path who changes image light to ensure that the image can get into the person's of wearing field range completely, thereby satisfy the person's of wearing of different head circumferences, different interpupillary distances use, increase the application range and the scene of this AR glasses.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. AR eyewear, comprising:

a display module;

an adjustment mechanism;

wherein, adjustment mechanism sets up to adjust the image of display module assembly to the field of vision within range.

2. The AR glasses according to claim 1, further comprising a lens mounted on the frame, the lens reflecting the image into a pupil of a human body;

the adjusting mechanism can adjust the imaging position of the image on the lens in the pupil distance direction and/or the human body height direction.

3. The AR glasses of claim 2, wherein the adjustment mechanism comprises:

a first adjustment assembly coupled to the frame;

4. The AR glasses according to claim 3, wherein the frame comprises:

the lens is arranged on the lens frame;

the glasses legs are connected to the glasses frame, and the display module is movably connected to the glasses legs through the first adjusting component.

5. The AR glasses according to claim 4, wherein the first adjustment assembly includes a mount;

6. The AR glasses according to claim 5, wherein the temple is provided with a first fitting groove;

the fixing frame is rotatably connected in the first assembling groove, and part of display pieces of the display module are exposed out of the first assembling groove.

7. The AR glasses according to claim 5, wherein the holder comprises:

8. The AR glasses of claim 7, wherein the first adjustment component further comprises:

the first transmission piece is connected to the rotating shaft;

the first driving piece is connected to the glasses legs, and drives the first driving piece to drive the fixing frame to rotate.

9. The AR glasses according to claim 8, wherein the first driver is a worm and the first driver is a worm gear.

10. The AR glasses according to claim 1 or 2, wherein the adjustment mechanism further comprises:

a second adjustment assembly connected to the frame;

11. The AR glasses of claim 10 further comprising a nose pad movably connected to the frame by the second adjustment assembly.

12. The AR glasses according to claim 11, wherein the second adjustment component comprises:

the second transmission piece is connected to the nose support and is rotationally connected to the spectacle frame;

and the second driving piece drives the second driving piece to drive the nose support to move along the height direction of the human body.

13. The AR glasses according to claim 12, wherein the second driving member is threadedly engaged with the second transmission member.

14. The AR glasses according to claim 13, wherein the frame is provided with a second fitting groove;

15. The AR glasses according to claim 13, wherein the second transmission member is provided with a rotation stop portion, and the frame is provided with a rotation stop groove;

the rotation stopping part is in limit fit with the rotation stopping groove.