CN111665635B

CN111665635B - Head-mounted equipment

Info

Publication number: CN111665635B
Application number: CN202010560271.8A
Authority: CN
Inventors: 李传龙; 姜滨; 迟小羽
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-06-18
Filing date: 2020-06-18
Publication date: 2023-07-21
Anticipated expiration: 2040-06-18
Also published as: CN111665635A

Abstract

The invention discloses a head-mounted device.A first cavity is formed in a lens frame, and a first abdication port communicated with the first cavity is arranged at one end of the lens frame; a second cavity is formed in the glasses leg, and a second abdication port communicated with the second cavity is arranged at one end of the glasses leg; the rotating shaft assembly comprises a fixed shaft part and a movable shaft part, the fixed shaft part is positioned in the first cavity and is fixedly connected with the inner wall of the glasses frame, the movable shaft part stretches into the first cavity from the second cavity through the second abdication opening and the first abdication opening, the part of the movable shaft part positioned in the first cavity is rotationally connected with the fixed shaft part, the part of the movable shaft part positioned in the second cavity is fixedly connected with the inner wall of the glasses leg, and a containing groove is formed in the movable shaft part; the FPC component is arranged in the first cavity, the accommodating groove and the second cavity in a penetrating mode. The rotating shaft assembly plays a role in shielding the FPC assembly, the FPC assembly can be prevented from being exposed when the glasses leg rotates, and the reliability of products is improved.

Description

Head-mounted equipment

Technical Field

The invention relates to the technical field of head-mounted equipment, in particular to head-mounted equipment with foldable glasses legs.

Background

Intelligent devices such as AR/VR/MR have recently gained widespread consumer interest, and various head-mounted and eyeglass-type product formats have been developed. Taking AR glasses as an example, AR glasses can bring abundant visual experience for the user, wear in user's head with the form of glasses, be convenient for the user uses. Because the inner space of AR glasses is narrow and small, the space that can utilize can be said to have all been arranged relevant hardware, and circuits such as FPC have spread inside whole product, and circuits such as FPC often expose in the outside when AR glasses are folding, and circuits such as FPC easily receive wearing and tearing, reduce reliability and the aesthetic measure of product.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

Aiming at the problems pointed out in the background art, the invention provides the head-mounted equipment, which can prevent circuits such as FPC components and the like from being exposed when the glasses legs are folded, and improve the reliability of the head-mounted equipment.

In order to achieve the aim of the invention, the invention is realized by adopting the following technical scheme:

the present invention provides a head-mounted device comprising: a first cavity is formed in the mirror frame, and a first abdication port communicated with the first cavity is formed at one end of the mirror frame; a second cavity is formed in the glasses leg, and a second abdication port communicated with the second cavity is formed at one end of the glasses leg; the rotating shaft assembly comprises a fixed shaft part and a movable shaft part, the fixed shaft part is positioned in the first cavity and is fixedly connected with the inner wall of the mirror frame, the movable shaft part extends into the first cavity from the second cavity through the second abdication opening and the first abdication opening, the part of the movable shaft part positioned in the first cavity is rotationally connected with the fixed shaft part, the part of the movable shaft part positioned in the second cavity is fixedly connected with the inner wall of the mirror leg, and a containing groove is formed in the movable shaft part; and the FPC component is arranged in the first cavity, the accommodating groove and the second cavity in a penetrating way.

In some embodiments of the present application, the fixed shaft portion includes a first fixed shaft portion and a second fixed shaft portion, the first fixed shaft portion is fixedly connected with an inner wall of the mirror frame, and the second fixed shaft portion is provided with a first shaft hole; the movable shaft part comprises a movable shaft first part and a movable shaft second part, the movable shaft first part is fixedly connected with the inner wall of the glasses leg, and a second shaft hole is formed in the movable shaft second part; and pin shafts are arranged in the first shaft hole and the second shaft hole in a penetrating way, and locking nuts are arranged at the end parts of the pin shafts.

In some embodiments of the present application, the accommodating groove is formed on a portion of the movable shaft, the accommodating groove includes a horizontal groove and a vertical groove that are perpendicular to each other and are communicated with each other, the horizontal groove extends along a length direction of the second cavity and is communicated with the second cavity, the vertical groove extends upwards from the two portions of the movable shaft along a vertical direction, and the vertical groove is located in the first cavity and is communicated with the first cavity; the FPC assembly led out of the first cavity extends into the second cavity through the vertical groove and the horizontal groove.

In some embodiments of the present application, the receiving groove is of an open structure, and an opening of the receiving groove faces the inner sides of the lens frame and the lens legs.

In some embodiments of the present application, the tip of mirror leg is equipped with circular arc shielding portion, encloses into the perisporium of vertical groove is circular arc perisporium, circular arc shielding portion with circular arc perisporium butt joint forms the through wires hole, FPC subassembly wears to locate in the through wires hole.

In some embodiments of the present application, the FPC assembly includes horizontal segment, vertical section and U type section, the horizontal segment with the U type section is located respectively the upper and lower both ends of vertical section, the horizontal segment is located in the horizontal tank, the vertical section is located in the vertical tank, the U type section with the inner wall fixed connection of picture frame.

In some embodiments of the present application, a disc spring is worn on the pin shaft, the disc spring is located between the two parts of the fixing shaft and the lock nut, and when the glasses leg rotates, the disc spring provides damping force for the glasses leg.

In some embodiments of the present application, be equipped with first backstop portion and first spout on the fixed axle two parts, correspond on the loose axle two parts and be equipped with second backstop portion and second spout, first backstop portion is located in the second spout and can follow the second spout slides, second backstop portion is located in the first spout and can follow first spout slides, works as first backstop portion with the tip of second spout supports and leans on, and/or second backstop portion with the tip of first spout supports and leans on the time can restrict the angle of buckling of mirror leg.

In some embodiments of the present application, the lens frame includes an inner lens frame and an outer lens frame, the inner lens frame and the outer lens frame being abutted to form the first cavity; the glasses legs comprise inner glasses legs and outer glasses legs, and the inner glasses legs and the outer glasses legs are in butt joint to form the second cavity; one part of the fixed shaft is fixedly connected with the inner side mirror frame, and the two parts of the movable shaft are fixedly connected with the outer side mirror legs.

In some embodiments of the present application, a light machine is disposed in the first cavity, a reinforcing plate is disposed at one end of the FPC assembly, the reinforcing plate is fixedly connected with the outer mirror frame, and one end of the FPC assembly is in communication connection with the light machine.

Compared with the prior art, the invention has the advantages and positive effects that:

in the wear equipment disclosed by the application, pivot subassembly is in realizing that the picture frame rotates the function of being connected with the mirror leg, and pivot subassembly still plays the shielding effect to the FPC subassembly, and in the first cavity of picture frame, pivot subassembly's holding tank and the second cavity of mirror leg were worn to locate to the FPC subassembly, can avoid the FPC subassembly to expose when the mirror leg rotates, improves reliability and the aesthetic property of product.

Other features and advantages of the present invention will become apparent upon review of the detailed description of the invention in conjunction with the drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.

FIG. 1 is a schematic structural diagram of a headset according to an embodiment;

FIG. 2 is an exploded view of a headset according to an embodiment;

FIG. 3 is a schematic diagram of an assembly structure of an FPC assembly and a hinge assembly according to an embodiment;

FIG. 4 is an exploded view of a spindle assembly according to an embodiment;

fig. 5 is a schematic structural view of a fixed shaft portion according to an embodiment;

FIG. 6 is a schematic view of a structure of a movable shaft portion according to an embodiment;

FIG. 7 is a schematic diagram of an assembled structure of a pin, a disc spring, and a spacer according to an embodiment;

fig. 8 is a schematic structural view of an FPC assembly according to an embodiment;

fig. 9 is a schematic view of an assembled structure of the fixed shaft portion on the frame side according to the embodiment;

fig. 10 is an assembly structure schematic view of the movable shaft portion on the temple side according to the embodiment;

FIG. 11 is a schematic diagram of a mating structure of a vertical slot and a circular arc shielding portion on a temple according to an embodiment;

FIG. 12 is a schematic diagram II of a mating structure of a vertical slot and a circular arc shielding portion on a temple according to an embodiment;

FIG. 13 is a schematic view of a first configuration of a temple according to an embodiment when folded;

FIG. 14 is a second schematic view of the structure of a temple according to an embodiment when folded;

fig. 15 is a schematic diagram showing bending of the FPC assembly when the temple according to the embodiment rotates.

Reference numerals:

100-mirror frame, 110-first cavity, 120-first abdication opening, 131-inner side mirror frame, 132-outer side mirror frame;

200-temples, 210-second cavities, 220-second abdication openings, 231-inner temples, 232-outer temples and 240-arc shielding parts;

300-a rotating shaft assembly, 310-a fixed shaft part, 311-a fixed shaft part, 3111-a first screw hole, 312-a fixed shaft part, 3121-a first shaft hole, 313-a first stop part, 314-a first sliding groove, 320-a movable shaft part, 321-a movable shaft part, 3211-a second screw hole, 322-a movable shaft part, 3221-a second shaft hole, 323-a second stop part, 324-a second sliding groove, 325-a containing groove, 3251-a horizontal groove, 3252-a vertical groove, 3253-a circular arc peripheral wall, 330-a pin shaft, 331-a plane part, 332-a circular arc part, 340-a disc spring, 350-a washer, 360-a lock nut;

400-FPC assembly, 410-horizontal section, 420-vertical section, 430-U-shaped section, 440-reinforcing plate, 450-golden finger;

500-ray machine.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that, in the description of the present invention, terms such as "upper", "lower", "left", "right", "horizontal", "vertical", "inner", "outer", and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The headset in this embodiment may be AR/VR/MR or the like, and referring to fig. 1 and 2, the headset includes a frame 100, a temple 200, a hinge assembly 300, an FPC assembly 400, and the like.

The frame 100 and the temple 200 are rotatably connected by a hinge assembly 300, and fig. 1 is a schematic structural diagram of the temple 200 when unfolded, and the headset may be worn on the head of a user. Fig. 13 is a schematic view of the structure of the temple 200 when folded, and the headset is not in use, and is convenient to carry and store.

The inside of picture frame 100 is formed with first cavity 110, and the one end of picture frame 100 near mirror leg 200 is equipped with first hole 120 of stepping down, and first hole 120 communicates with first cavity 110. The inside of the glasses leg 200 is formed with a second cavity 210, one end of the glasses leg 200 close to the glasses frame 100 is provided with a second abdication opening 220, and the second abdication opening 220 is communicated with the second cavity 210.

The first cavity 110 and the second cavity 210 are circuits such as the FPC assembly 400 and components and parts improve the installation space, and meanwhile, the first cavity 110 and the second cavity 210 are communicated through the first abdication port 120 and the second abdication port 220, so that wiring of the circuits such as the FPC assembly 400 is facilitated.

Referring to fig. 3, 4, 9 and 10, the rotary shaft assembly 300 includes a fixed shaft portion 310 and a movable shaft portion 320. The fixed shaft 310 is located in the first cavity 110 and is fixedly connected to the inner wall of the frame 100, so that the fixed shaft 310 is fixedly mounted. The movable shaft part 320 extends into the first cavity 110 from the second cavity 210 through the second abdication port 220 and the first abdication port 210, the part of the movable shaft part 320 positioned in the first cavity 110 is rotationally connected with the fixed shaft part 310, the part of the movable shaft part 320 positioned in the second cavity 210 is fixedly connected with the inner wall of the glasses leg 200, and the fixed installation of the movable shaft part 320 and the rotational connection between the glasses frame 100 and the glasses leg 200 are realized.

The movable shaft 320 has a receiving groove 325 formed therein, and the fpc assembly 400 is inserted into the first cavity 110, the receiving groove 325, and the second cavity 210. The rotating shaft assembly 300 realizes the function of rotationally connecting the mirror frame 100 and the mirror leg 200, and meanwhile, the rotating shaft assembly 300 also plays a role in shielding the FPC assembly 400, so that the FPC assembly 300 can be prevented from being exposed when the mirror leg 200 rotates, and the reliability and the attractiveness of a product are improved.

In some embodiments of the present application, referring to fig. 5, the fixed shaft portion 310 includes a fixed shaft first portion 311 and a fixed shaft second portion 312 that are integrally formed. The first part 311 of the fixed shaft is of a plate-shaped structure, a first screw hole 3111 is formed in the first part 311 of the fixed shaft, a first screw column (not labeled) is correspondingly formed in the inner wall of the mirror frame 100, and a screw is arranged between the first screw hole 3111 and the first screw column in a penetrating mode, so that the fixed connection between the first part 311 of the fixed shaft and the inner wall of the mirror frame 100 is achieved. The second fixed shaft 312 has a disk-like structure, and has a first shaft hole 3121.

Referring to fig. 6, the movable shaft portion 320 includes a movable shaft first portion 321 and a movable shaft second portion 322 that are integrally formed. The movable shaft 321 is provided with a second screw hole 3211, a second screw column (not labeled) is correspondingly arranged on the inner wall of the glasses leg 200, and a screw is penetrated between the second screw 3211 hole and the second screw column, so that the fixed connection between the movable shaft 321 and the inner wall of the glasses leg 200 is realized. The movable shaft two part 322 has a disc-shaped structure, and a second shaft hole 3221 is formed in the movable shaft two part.

Referring to fig. 3 and 4 again, during installation, the second fixed shaft portion 312 is located at the lower portion of the second movable shaft portion 322, the pin shaft 330 is simultaneously inserted into the first shaft hole 3221 and the second shaft hole 3221, one end of the pin shaft 330 is welded and fixed with the second movable shaft portion 322, and the lock nut 360 is disposed at the other end of the pin shaft 330. The pin shaft connection realizes the rotation connection between the fixed shaft two parts 312 and the movable shaft two parts 322, and the locking nut 360 can limit the axial displacement of the fixed shaft two parts 312 and the movable shaft two parts 322, so that the rotation connection reliability of the fixed shaft two parts and the movable shaft two parts is improved.

In some embodiments of the present application, in combination with fig. 8, the pin shaft 330 is provided with the disc spring 340, the disc spring 340 is located between the fixed shaft two portions 312 and the lock nut 360, and when the temple 200 rotates, the disc spring 340 provides damping force to the temple 200, so that the temple 200 has a certain damping effect when rotating, and the operation feel of the temple 200 is improved.

Gaskets 350 are respectively arranged between the disc spring 340 and the fixed shaft two parts 312 and between the disc spring 340 and the locking nut 360, so that the assembly reliability is further improved.

The cross section of the pin 330 is non-circular, in this embodiment, the pin 330 has two opposite plane portions 331 and an arc portion 332 connecting the two plane portions 331, and the disc spring 340 and the spacer 350 have non-circular holes adapted to the pin 330, respectively, so that the rotation of the temple 200 along with the rotation of the temple 200 can be avoided when the temple 200 rotates.

In some embodiments of the present application, referring to fig. 3, 5 and 6, a first stop portion 313 and a first chute 314 are disposed on the second fixed shaft portion 312, a second stop portion 323 and a second chute 324 are correspondingly disposed on the second movable shaft portion 322, the first stop portion 313 is located in the second chute 324, and the second stop portion 323 is located in the first chute 314. When the temple 200 rotates, the first stopping portion 313 slides along the second sliding slot 324, and the second stopping portion 323 slides along the first sliding slot 314. The bending angle of the temple 200 may be limited when the first stop 313 abuts against the end of the second chute 324 and/or the second stop 323 abuts against the end of the first chute 314.

By setting the limit position between the first stop portion 313 and the second chute 324 and the limit position between the second stop portion 323 and the first chute 314, the temple 200 can have different limit bending angles.

In this embodiment, referring to fig. 4 and 6, a receiving groove 325 is formed on the movable shaft portion 321, the receiving groove 325 includes a horizontal groove 3231 and a vertical groove 3252 which are perpendicular to each other and communicate with each other, the horizontal groove 3251 extends along the length direction of the second cavity 210 and communicates with the second cavity 210, the vertical groove 3252 extends upward from the movable shaft portion 322 in the vertical direction, and the vertical groove 3252 is located in the first cavity 110 and communicates with the first cavity 110. The movable shaft two part 322 also plays a role in blocking the bottom of the vertical groove 3252.

Referring to fig. 3 again, the FPC assembly 400 led out from the first cavity 110 sequentially extends into the second cavity 210 through the vertical groove 3252 and the horizontal groove 3251 to complete wiring, and the accommodating groove 325 plays a role in accommodating threading of the FPC assembly 400 and also plays a role in shielding the FPC assembly 400.

The portion of the FPC assembly 400 located in the first cavity 110 is fixedly connected with the inner wall of the lens frame 100, and the portion of the FPC assembly 400 located in the second cavity 210 is fixedly connected with the inner wall of the temple 200. Referring to fig. 13 and 15 again, in fig. 15, position a is a schematic diagram of bending of the FPC assembly 400 when the temple 200 is unfolded, and position B is a schematic diagram of bending of the FPC assembly 400 when the temple 200 is folded. Because both ends of the FPC assembly 400 are fixed, when the temple 200 rotates, for example, the temple 200 is folded toward the inner side of the frame 100, only the portion of the FPC assembly 400 located in the vertical groove 3252 is bent along with the temple 200, and the bending angle of the portion is very small, about 45 °, so that the phenomena of pulling and the like of the FPC assembly 400 are avoided, the bending reliability of the FPC assembly 400 is greatly improved, and the product reliability is further improved.

In some embodiments of the present application, referring to fig. 4 and 10, the receiving groove 325 is of an open structure, and the opening of the receiving groove 325 faces the inner sides of the frame 100 and the temple 200. The open structure of the receiving groove 325 facilitates the routing assembly of the FPC assembly 400.

In some embodiments of the present application, referring to fig. 11 and 12, an arc shielding portion 240 is disposed at an end of a temple 200, a peripheral wall surrounding a vertical groove 3252 is an arc peripheral wall 3253, the arc shielding portion 240 and the arc peripheral wall 3253 are fixedly abutted through dispensing to form a threading hole, and an FPC assembly 400 is threaded in the threading hole. The circular arc shielding portion 240 and the circular arc peripheral wall 3253 collectively play a shielding role for the FPC assembly 400. Referring to fig. 1, when the temple 200 is unfolded, the arc shielding portion 240 located at the inner side is partially exposed, and the FPC assembly 400 is prevented from being exposed therefrom. When the temple 200 is folded, referring to fig. 14, the circular arc peripheral wall 240 located outside is exposed, and the FPC assembly 400 is prevented from being exposed therefrom.

In some embodiments of the present application, referring to fig. 8, the fpc assembly 400 includes a horizontal segment 410, a vertical segment 420 and a U-shaped segment 430, the horizontal segment 410 and the U-shaped segment 430 are respectively disposed at the upper and lower ends of the vertical segment 420, the horizontal segment 410 is disposed in a horizontal slot 3251, the vertical segment 420 is disposed in a vertical slot 3252, and the U-shaped segment 430 is fixedly connected with the inner wall of the frame 100. The shape of the FPC assembly 400 is adapted to the shape of the receiving groove 325, and the bending performance of the FPC assembly 400 can be further improved.

The U-shaped section 430 is provided with a reinforcing plate 440, and the reinforcing plate 440 is fixedly connected with the inner wall of the frame 100 by a screw, so that the FPC assembly 400 is more reliably fixedly mounted on the side of the frame 100.

In some embodiments of the present application, referring to fig. 2, the lens frame 100 includes an inner lens frame 131 and an outer lens frame 132, and the inner lens frame 131 and the outer lens frame 132 are abutted to form a first cavity 110; the temple 200 includes an inner temple 231 and an outer temple 232, the inner temple 231 and the outer temple 232 interfacing to form the second cavity 210. Referring to fig. 9, the fixed shaft portion 311 is fixedly coupled to the inner frame 131 by screws. Referring to fig. 10, the movable shaft portion 321 is fixedly coupled to the outer temple 232 by a screw.

In this embodiment, the first cavity 110 is provided with the optical engine 500, and one end of the u-shaped section 430 is provided with the golden finger 450, and the golden finger 450 is in communication connection with the optical engine 500 through the connector.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A headset, comprising:

a first cavity is formed in the mirror frame, and a first abdication port communicated with the first cavity is formed at one end of the mirror frame;

a second cavity is formed in the glasses leg, and a second abdication port communicated with the second cavity is formed at one end of the glasses leg;

the rotating shaft assembly comprises a fixed shaft part and a movable shaft part, the fixed shaft part is positioned in the first cavity and is fixedly connected with the inner wall of the mirror frame, the movable shaft part extends into the first cavity from the second cavity through the second abdication opening and the first abdication opening, the part of the movable shaft part positioned in the first cavity is rotationally connected with the fixed shaft part, the part of the movable shaft part positioned in the second cavity is fixedly connected with the inner wall of the mirror leg, a containing groove is formed in the movable shaft part, the movable shaft part comprises a movable shaft part and a movable shaft part, the movable shaft part is fixedly connected with the inner wall of the mirror leg, the containing groove is formed in the movable shaft part, the containing groove comprises a horizontal groove and a vertical groove which are mutually vertical and communicated, the horizontal groove extends along the length direction of the second cavity and is communicated with the second cavity, the vertical groove extends upwards along the vertical direction from the movable shaft part, the vertical groove is positioned in the first cavity and is led out of the first cavity and is communicated with the first cavity through the horizontal groove;

the FPC component is arranged in the first cavity, the accommodating groove and the second cavity in a penetrating mode;

the accommodating groove is of an open structure, and the opening of the accommodating groove faces the inner sides of the glasses frame and the glasses legs;

the end part of each glasses leg is provided with an arc shielding part, the arc shielding parts are in butt joint with the containing grooves to form threading holes, and the FPC assembly is arranged in the threading holes in a penetrating mode;

the FPC assembly comprises a horizontal section, a vertical section and a U-shaped section, wherein the horizontal section and the U-shaped section are respectively arranged at the upper end and the lower end of the vertical section, the horizontal section is positioned in the horizontal groove, the vertical section is positioned in the vertical groove, the U-shaped section is fixedly connected with the inner wall of the glasses frame, the FPC assembly is only positioned in the vertical section and bent along with the glasses legs, and the bent angle is 45 degrees.

2. The head set of claim 1 wherein the head set comprises a plurality of head units,

the fixed shaft part comprises a first fixed shaft part and a second fixed shaft part, the first fixed shaft part is fixedly connected with the inner wall of the mirror frame, and the second fixed shaft part is provided with a first shaft hole;

a second shaft hole is formed in the second movable shaft part;

and pin shafts are arranged in the first shaft hole and the second shaft hole in a penetrating way, and locking nuts are arranged at the end parts of the pin shafts.

3. The head set of claim 1 wherein the head set comprises a plurality of head units,

the peripheral wall surrounding the vertical groove is an arc peripheral wall, and the arc shielding part is in butt joint with the arc peripheral wall to form the threading hole.

4. The head set of claim 2 wherein the head set comprises a plurality of head units,

and a disc spring is arranged on the pin shaft in a penetrating way, the disc spring is positioned between the two parts of the fixed shaft and the locking nut, and when the glasses leg rotates, the disc spring provides damping force for the glasses leg.

5. The head set of claim 2 wherein the head set comprises a plurality of head units,

the second fixing shaft part is provided with a first stop part and a first sliding groove, the second movable shaft part is correspondingly provided with a second stop part and a second sliding groove, the first stop part is positioned in the second sliding groove and can slide along the second sliding groove, the second stop part is positioned in the first sliding groove and can slide along the first sliding groove, and when the first stop part abuts against the end part of the second sliding groove and/or the second stop part abuts against the end part of the first sliding groove, the bending angle of the glasses leg can be limited.

6. The head set according to any one of claims 2 to 5, wherein,

the lens frame comprises an inner lens frame and an outer lens frame, and the inner lens frame and the outer lens frame are in butt joint to form the first cavity;

the glasses legs comprise inner glasses legs and outer glasses legs, and the inner glasses legs and the outer glasses legs are in butt joint to form the second cavity;

one part of the fixed shaft is fixedly connected with the inner side mirror frame, and the two parts of the movable shaft are fixedly connected with the outer side mirror legs.

7. The head-mounted device of claim 6, wherein the head-mounted device comprises a plurality of head-mounted devices,

be equipped with the ray apparatus in the first cavity, the one end of FPC subassembly is equipped with the reinforcing plate, the reinforcing plate with outside picture frame fixed connection, the one end of FPC subassembly with ray apparatus communication connection.