CN111665632B

CN111665632B - Collapsible mirror leg subassembly and head-mounted apparatus

Info

Publication number: CN111665632B
Application number: CN202010549474.7A
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: 2020-06-16
Filing date: 2020-06-16
Publication date: 2022-03-15
Anticipated expiration: 2040-06-16
Also published as: CN111665632A

Abstract

The invention discloses a foldable glasses leg assembly and head-mounted equipment.A first rotating connecting part is arranged at one end of a glasses frame, and a first limiting part is arranged on the glasses frame; one end of each glasses leg is provided with a second rotating connecting part which is rotatably connected with the first rotating connecting part, and the glasses legs are provided with a second limiting part; the elastic sheet is rotationally connected with the glasses legs, the first end of the elastic sheet is positioned in the first limiting part, and the second end of the elastic sheet is positioned in the second limiting part; the elastic sheet can rotate along with the glasses legs, and when the first end of the elastic sheet abuts against the end part of the first limiting part and the second end of the elastic sheet abuts against the end part of the second limiting part, the elastic sheet can provide acting force for the glasses legs to move towards the inner sides of the glasses frames. The mirror leg passes through the shell fragment and can keep certain clamping-force, and the head type that can the different head circumferences of adaptation is worn, improves user's the comfort level of wearing, and circuits such as FPC subassembly do not expose when the head-mounted apparatus is folding, improve product reliability.

Description

Collapsible mirror leg subassembly and head-mounted apparatus

Technical Field

The invention relates to the technical field of head-mounted equipment, in particular to a foldable glasses leg assembly and head-mounted equipment.

Background

In recent years, smart devices such as AR/VR/MR devices have been popular with a wide range of consumers, and various head-mounted and glasses-type products have been developed. Taking AR glasses as an example, AR glasses can bring abundant visual experience for the user, wear in user's head to the form of glasses, and the user of being convenient for uses. The existing AR glasses on the market can not be well adapted to the head shapes of various head circumferences to be worn, certain clamping force is guaranteed, and the user wearing experience is not comfortable.

In addition, because the inner space of the AR glasses is narrow and small, the usable space can be arranged with related hardware, circuits such as the FPC are distributed inside the whole product, when the AR glasses are folded, the circuits such as the FPC are exposed outside, the circuits such as the FPC are easy to wear, and the reliability and the attractiveness of the product are reduced.

Furthermore, some AR glasses are provided with a rotating shaft mechanism for improving portability and storage performance, and the rotating shaft mechanism is only used for realizing a folding function, so that the function is relatively single, and other effects of improving user experience cannot be provided.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

Aiming at the problems that AR glasses pointed out in the background art are uncomfortable to wear and circuits are exposed when the AR glasses are folded, the invention provides a foldable glasses leg assembly and a head-mounted device.

In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:

the present invention provides a foldable temple assembly comprising: the mirror frame is provided with a first rotating connecting part at one end and a first limiting part; the glasses legs are provided with second rotating connecting parts at one ends, the second rotating connecting parts are rotatably connected with the first rotating connecting parts, and second limiting parts are arranged on the glasses legs; the elastic piece is connected with the glasses legs, the first end of the elastic piece is positioned in the first limiting part, and the second end of the elastic piece is positioned in the second limiting part; the elastic sheet can rotate along with the glasses legs, and when the first end of the elastic sheet abuts against the end part of the first limiting part and the second end of the elastic sheet abuts against the end part of the second limiting part, the elastic sheet can provide acting force for enabling the glasses legs to have a trend of moving towards the inner sides of the glasses frames.

In some embodiments of the present application, the elastic sheet includes a connecting portion, a rigid arm and an elastic wall, the rigid arm and the elastic arm are respectively disposed on two sides of the connecting portion, the rigid arm is located in the first limiting portion, the elastic arm is located in the second limiting portion, and the connecting portion is rotatably connected to the second rotating connecting portion.

In some embodiments of the present application, a first cavity is formed inside the frame, the first position-limiting portion is a first opening disposed at an end of the frame, and the first opening is communicated with the first cavity; a second cavity is formed inside the glasses leg, a second opening communicated with the second cavity is formed in the end part of the glasses leg, the second limiting part is located in the second cavity and is of a U-shaped structure, and the opening of the second limiting part is opposite to the second opening; the rigid arm extends into the first opening, and the elastic arm extends into the second limiting part through the second opening; when the mirror leg is bent towards the outer side of the mirror frame, the hard arm is abutted to the end of the first opening, the elastic arm is abutted to the side wall of the second limiting part, and the elastic arm deforms under force to provide acting force with the inner side movement trend of the mirror frame for the mirror leg.

In some embodiments of the present application, the second rotation connecting portion includes a second rotation connecting portion i and a second rotation connecting portion ii, which are disposed at an interval, the second rotation connecting portion i is rotatably connected to the top of the first rotation connecting portion, and the second rotation connecting portion ii is located at the bottom of the first rotation connecting portion; the foldable glasses leg assembly further comprises a cover body, the cover body is arranged at the bottom of the second rotating connecting portion II, the cover body is connected with the glasses legs, the cover body comprises an inserting portion, and the inserting portion is simultaneously inserted into the second rotating connecting portion II and the first rotating connecting portion.

In some embodiments of this application, insert the periphery wall of establishing the portion and be equipped with spacing muscle on its axial direction, the correspondence is equipped with the second groove of stepping down on the internal perisporium that the second rotated connecting portion II, the bottom of first rotation connecting portion is equipped with the first groove of stepping down that extends along its circumferential direction, spacing muscle warp the second groove of stepping down stretches into the first groove of stepping down.

In some embodiments of this application, spacing muscle stretches into be equipped with soft gluey portion on the part in the first groove of stepping down, soft gluey portion with the first perisporium frictional contact who steps down the groove.

In some embodiments of this application, still be equipped with the buckle on inserting the periphery wall of establishing the portion, the buckle is located first offer a groove and with II joints of second rotation connecting portion.

In some embodiments of this application, the first inslot that gives way is equipped with backstop portion, spacing muscle with backstop portion limits when leaning on the rotation range of mirror leg.

The invention also provides a headset comprising an FPC assembly and a foldable temple assembly as described above; a first cavity is formed inside the spectacle frame, and a first threading port communicated with the first cavity is formed at the end part of the spectacle frame; a second cavity is formed inside the glasses legs, and a second threading opening communicated with the second cavity is formed in the end part of each glasses leg; the first rotating connecting part and the second rotating connecting part are connected to form an accommodating cavity; the FPC assembly is arranged in the first cavity, the first threading opening, the accommodating cavity, the second threading opening and the second cavity in a penetrating mode.

In some embodiments of this application, the FPC subassembly includes first horizontal segment, vertical section and second horizontal segment, first horizontal segment with the second horizontal segment branch is located the upper and lower both ends of vertical section, first horizontal segment warp first threading mouth stretches out to first cavity, the second horizontal segment warp the second threading mouth stretches out to the second cavity, vertical section is located hold the intracavity.

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

in the disclosed collapsible mirror leg subassembly of this application, the picture frame can form the rotation with the mirror leg through the first rotation connecting portion and the second rotation connecting portion in self structure and be connected, be equipped with first spacing portion on the picture frame, be equipped with the spacing portion of second on the mirror leg, the shell fragment of being connected with the mirror leg can rotate along with the mirror leg together, the first end of shell fragment supports with the tip of first spacing portion and leans on, the second end of shell fragment supports when leaning on with the tip of the spacing portion of second, the shell fragment can provide the effort that makes the mirror leg move the trend towards the inboard of picture frame, make the mirror leg can keep certain clamping-force when reverse buckling, in order to improve and wear the comfort level.

Among the disclosed head-mounted apparatus of this application, the FPC subassembly is worn to locate the first cavity of picture frame, first rotation connecting portion and second rotate the second cavity that holds chamber and mirror leg between the connecting portion, does not expose when folding, improves product reliability.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a temple when deployed, according to an embodiment;

FIG. 2 is a schematic view of a temple arm according to an embodiment in a folded configuration;

FIG. 3 is an exploded view of a foldable temple assembly according to an embodiment;

fig. 4 is a schematic view of the structure of the mirror frame according to the embodiment, as viewed from the upper side;

fig. 5 is a schematic view of the structure of the frame according to the embodiment, as seen from the lower side;

FIG. 6 is a schematic view of a temple bar according to an embodiment;

FIG. 7 is a schematic structural diagram of a cover according to an embodiment;

FIG. 8 is a schematic view of a cover assembled to a temple bar, according to an embodiment;

fig. 9 is a sectional view of a temple according to an embodiment when being unfolded;

fig. 10 is a sectional view during folding of temples toward the inside of a glasses frame according to an embodiment;

FIG. 11 is a cross-sectional view of a temple bar according to an embodiment folded into place toward the inside of a frame;

fig. 12 is a sectional view of the temples being bent reversely toward the inner side of the glasses frame according to the embodiment;

fig. 13 is a cross-sectional view of a foldable temple assembly with an FPC assembly threaded therethrough according to an embodiment;

FIG. 14 is a schematic view of the bending of the FPC assembly when the temple arms are unfolded, according to an embodiment;

FIG. 15 is a schematic view of bending of the FPC assembly when the temple bars are folded according to an embodiment;

fig. 16 is a schematic view of a connection structure of the FPC assembly at the temple side according to the embodiment.

Reference numerals:

100-a spectacle frame, 110-a first cavity, 120-a first rotating connecting part, 121-a mounting groove, 122-a first abdicating groove, 123-a stopping part, 130-a first limiting part, 131-a first stopping end, 132-a second stopping end, 133-a first opening, 140-a first threading opening and 150-an arc part;

200-a temple, 210-a second cavity, 220-a second rotary connecting part, 221-a second rotary connecting part I, 2211-a mounting rib, 222-a second rotary connecting part II, 2221-a second abdicating groove, 230-a second limiting part, 231-a first stopping surface, 232-a second stopping surface, 240-a second threading opening, 250-a concave part, 260-a second screw hole and 270-a second opening;

300-spring plate, 310-hard arm, 320-elastic arm, 330-connecting part;

400-a cover body, 410-an inserting part, 411-a limiting rib, 412-a soft rubber part, 413-a buckle, 420-an extending part and 421-a first screw hole;

500-FPC assembly, 510-FPC two section, 511-first horizontal section, 512-second horizontal section, 513-vertical section, 520-FPC three section, 530-reinforcing plate;

600-containing chamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are 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 device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The foldable glasses leg assembly in the embodiment can be applied to AR/VR/MR and other head-mounted equipment, the glasses legs are foldable, the wearing comfort degree of the head-mounted equipment can be improved, and meanwhile the carrying and the storage of the head-mounted equipment when the head-mounted equipment is not used are facilitated.

Referring to fig. 1 to 3, the foldable temple assembly in the present embodiment mainly includes a frame 100, temples 200, and a resilient plate. Fig. 1 is a schematic view showing a structure of the temples 200 when they are unfolded, and the head-mounted device can be worn on the head of the user. Fig. 2 is a schematic structural view of the folding temple 200, and the head-mounted device is not used, so that the folding temple is convenient to carry and store. Fig. 3 is an exploded view of a foldable temple assembly.

The frame 100 is provided at one end thereof adjacent to the temples 200 with a first rotation connecting part 120, and the temples 200 are provided at one end thereof adjacent to the frame 100 with a second rotation connecting part 220. The first rotation connecting part 120 is rotatably connected to the second rotation connecting part 220 to rotatably connect the frame 100 to the temples 200, thereby facilitating the folding of the temples 200 toward the inside or the reverse bending of the frame 100.

The frame 100 is provided with a first stopper 130, and the temple 200 is provided with a second stopper 230. The foldable temple assembly further comprises a spring plate 300, and referring to fig. 9, the spring plate 300 is rotatably connected with the temple 200, a first end of the spring plate 300 is located in the first limiting portion 130, a second end of the spring plate 300 is located in the second limiting portion 230, and the first end and the second end of the spring plate 300 are arranged oppositely.

When the temple 200 rotates relative to the frame 100, the elastic piece 300 can rotate together with the temple 200, and at this time, the first end of the elastic piece 300 moves in the first position-limiting part 130, and the second end of the elastic piece 300 moves in the second position-limiting part 230. When the elastic piece 300 rotates until the first end of the elastic piece 300 abuts against one end of the first limiting part 130 and the second end of the elastic piece 300 abuts against one end of the second limiting part 230, the glasses leg 200 continues to rotate, the elastic piece 300 deforms under the stress, and the elastic piece 300 can provide acting force which enables the glasses leg 200 to have the trend of moving towards the inner side of the glasses frame 100, so that the glasses leg 200 can keep certain clamping force and the wearing comfort level is improved.

In some embodiments of the present application, referring to fig. 3, the resilient sheet 300 includes a connecting portion 330, a rigid arm 310 and a resilient arm 320, and the rigid arm 310 and the resilient arm 320 are respectively disposed on two sides of the connecting portion 330. Referring to fig. 9, the rigid arm 310 is disposed in the first position-limiting portion 130, the elastic arm 320 is disposed in the second position-limiting portion 230, and the connecting portion 330 is rotatably connected to the second rotating connecting portion 220 via a screw.

Referring to fig. 12, when the rigid arm 310 abuts against the end of the first position-limiting part 130 and the elastic arm 320 abuts against the end of the second position-limiting part 230, the temple 200 is continuously rotated, and the elastic arm 320 may be deformed by a force to provide a restoring force to the temple 200.

In some embodiments of the present application, referring to fig. 4 and 9, a first cavity 110 is formed inside the frame 100, the first position-limiting part 130 is a first opening 133 disposed at an end of the frame 100, and the first opening 133 is communicated with the first cavity 110. Referring to fig. 6 and 9, a second cavity 210 is formed inside the temple 200, a second opening 270 communicating with the second cavity 210 is formed at an end of the temple 200, the second position-limiting part 230 is located in the second cavity 210, the second position-limiting part 230 has a U-shaped structure, and the opening of the second position-limiting part 230 is opposite to the second opening 270. The rigid arm 310 extends into the first cavity 110 through the first opening 133, and the elastic arm 320 extends into the second position-limiting portion 230 through the second opening 270.

Setting the end of the first position-limiting part 130 (i.e. the first opening 133) close to the inner side of the frame 100 as the first stopping end 131, and setting the end close to the outer side of the frame 100 as the second stopping end 132; the second position-limiting portion 230 has a first stop surface 231 and a second stop surface 232, the first stop surface 231 being adjacent to the inner side of the frame 100, and the second stop surface 232 being adjacent to the outer side of the frame 100.

Referring to fig. 9, when the temple 200 is in the unfolded state, the rigid arm 310 abuts against the first stopping end 131, and the elastic arm 320 abuts against the first stopping surface 231. When the temple 200 is folded from the unfolded state to the inner side of the frame 100, referring to fig. 10, the first stop surface 231 moves away from the elastic arm 320, and the second stop surface 232 moves close to the elastic arm 320, during which the elastic piece 300 does not rotate until the second stop surface 232 abuts against the elastic arm 320. Referring to fig. 11, the temple 200 is further folded towards the inner side of the frame 100, since the connecting portion 330 is rotatably connected to the second rotating connecting portion 330, the elastic piece 300 is pushed by the second stopping surface 232, the elastic piece 300 rotates with the temple 200, and at this time, the rigid arm 310 moves towards the direction close to the second stopping end 132 until the rigid arm 310 abuts against the second stopping end 132. After that, the temple 200 is folded towards the inner side of the frame 100, the elastic piece 300 cannot rotate continuously under the limiting action of the second stopping end 132 and the second stopping surface 232, and the elastic piece 300 is elastically deformed under the action of the temple 200. The elastic piece 300 thus provided does not affect the folding motion of the temples 200 toward the inner side of the frame 100.

When the head circumference of the user is large, the temple 200 is reversely bent toward the outer side of the frame 100, referring to fig. 12, at this time, the rigid arm 310 cannot be displaced due to the limiting function of the first stopping end 131, the elastic arm 320 is elastically deformed due to the pushing force of the first stopping surface 231, and the elastic arm 320 applies an acting force which makes the temple 200 have a tendency of moving toward the inner side of the frame 100, so that the temple 200 can maintain a certain holding force when being reversely bent, thereby improving the wearing comfort.

In some embodiments of the present application, referring to fig. 4 and 5, the first rotation connecting portion 120 is a hollow cylindrical structure. Referring to fig. 6, the second rotation connecting portion 220 includes a second rotation connecting portion i 221 and a second rotation connecting portion ii 222 which are vertically spaced, the second rotation connecting portion i 221 in this embodiment is also a hollow cylindrical structure, and the second rotation connecting portion ii 222 is an annular structure having a through hole. Referring to fig. 1, the second rotation connecting portion i 221 is rotatably connected to the top of the first rotation connecting portion 120, the second rotation connecting portion ii 222 is located at the bottom of the first rotation connecting portion 120, and in this embodiment, the top end surface of the second rotation connecting portion ii 222 is in contact with the bottom end surface of the first rotation connecting portion 120 for limiting. The axial limiting of the first rotation connecting part 120 is realized by the second rotation connecting part i 221 and the second rotation connecting part ii 222 in the present embodiment.

The upper end of first rotation connecting portion 120 is equipped with mounting groove 121 along its circumferential direction, and the correspondence is equipped with installation muscle 2211 on the second rotation connecting portion I221, and installation muscle 2211 locates in mounting groove 121, and can follow the circumferential direction rotation of mounting groove 121, realizes that first rotation connecting portion 120 and second rotate the rotation between the connecting portion 220 and be connected.

Referring to fig. 3 and 8, the foldable temple assembly further includes a cover 400, the cover 400 is disposed at the bottom of the second rotation coupling portion ii 222, the cover 400 is fixedly coupled to the temple 200, and referring to fig. 7 and 13, the cover 400 includes an inserting portion 410, and the inserting portion 410 is a cylindrical structure adapted to the through hole of the second rotation coupling portion ii 222 and the hollow inner cylinder of the first rotation coupling portion 120. The inserting portion 410 is inserted into the second rotating connecting portion ii 222 and the first rotating connecting portion 120 from bottom to top, and limits the circumferential direction of the first rotating connecting portion 120, so that the first rotating connecting portion 120 and the second rotating connecting portion 220 keep coaxial, and the first rotating connecting portion 120 and the second rotating connecting portion 220 are prevented from being dislocated to influence the rotating connection therebetween.

The structure of the cover 400 is schematically illustrated in fig. 7, and further includes an extension portion 420 connected to the insertion portion 410, and the extension portion 420 is provided with a first screw hole 421; with reference to fig. 6, the temple 200 is correspondingly provided with the second screw hole 260, and the first screw hole 421 and the second screw hole 260 are simultaneously provided with screws, so that the fixed connection between the cover 400 and the temple 200 is realized, and the connection reliability of the cover 400 is improved.

Concave part 250 is arranged on the glasses leg 200, the second screw hole 260 is arranged in the concave part 250, the concave part 250 is matched with the outer contour of the extension part 420, and the concave part 250 plays a role in prepositioning the installation of the cover body 400, so that the installation is facilitated.

With reference to fig. 7 again, the peripheral wall of the inserting portion 410 is provided with a plurality of limiting ribs 411, three in this embodiment, along the axial direction thereof; with reference to fig. 6, a second receding groove 2221 is correspondingly formed on the inner peripheral wall of the second rotating connecting portion ii 222; referring to fig. 5 again, the bottom of the first rotation connecting portion 120 is provided with a first receding groove 122 extending along the circumferential direction thereof; when the cover 400 is inserted from bottom to top, the limiting rib 411 extends into the first abdicating groove 122 through the second abdicating groove 2221.

Through the cooperation structure between the first abdicating groove 122, the second abdicating groove 2221 and the spacing rib 411, the circumferential spacing effect between the first rotating connecting part 120 and the second rotating connecting part 220 can be further improved, and the coaxiality of the two parts can be improved.

With reference to fig. 7, a soft rubber portion 412 is disposed on a portion of the limiting rib 411 extending into the first avoiding groove 122, and the soft rubber portion 412 is in friction contact with a peripheral wall of the first avoiding groove 122. When the temples 200 rotate, sliding friction is generated between the soft rubber part 412 and the peripheral wall of the first abdicating groove 122, and the friction force enables the temples 200 to have a certain damping effect when the temples 200 rotate, so that the operation hand feeling of the temples 200 is improved.

The peripheral wall of the inserting portion 410 is further provided with a plurality of buckles 413, the buckles 413 are located in the first avoiding groove 122 and are clamped with the second rotating connecting portion II 222, and the connecting reliability of the inserting portion 410 is further improved. When the cover 400 is installed from bottom to top, the buckle 413 is stressed and deformed towards the inner cavity of the inserting portion 410, and after the cover 400 is inserted in place, the buckle 413 moves to the first yielding groove 122 to reset and is clamped with the top of the second rotating connecting portion II 222.

In some embodiments of the present application, referring to fig. 5, a stopping portion 123 is disposed in the first receding groove 122, and when the limiting rib 411 abuts against the stopping portion 123, the rotation range of the temple 200 can be limited. Specifically, when the temple 200 is rotated toward the inner side of the frame 100 to the state shown in fig. 11, the limit rib 411 abuts against the stopper 123, and the temple 200 cannot be folded toward the inner side of the frame 100 any more, thereby limiting the folding position of the temple 200.

After the first rotating connection portion 120 and the second rotating connection portion 220 in this embodiment are connected, the two jointly form an accommodating cavity 600, and the accommodating cavity 600 is used for routing and also provides an installation space for the elastic sheet 300.

The headgear in this embodiment includes FPC assembly 500 and the foldable temple assemblies disclosed in the above embodiments. Referring to fig. 4 and 13, a first cavity 110 is formed inside the frame 100, and a first threading opening 140 communicating with the first cavity 110 is formed at an end of the frame 100; referring to fig. 6 again, a second cavity 210 is formed inside the temple 200, and a second threading opening 240 communicating with the second cavity 210 is provided at an end of the temple 200. The FPC assembly 500 is inserted into the first cavity 110, the first threading opening 140, the accommodating cavity 600, the second threading opening 240 and the second cavity 210. First rotation connecting portion 120 and second rotation connecting portion 220 also play the effect of sheltering from to FPC subassembly 500 when realizing rotating the function, avoid FPC subassembly 500 to expose and wear and tear, help improving the reliability of FPC subassembly 500 and whole head-mounted device.

In some embodiments of the present application, the FPC assembly 500 is a three-section structure, and includes a first section of FPC (not shown), a second section of FPC 510 and a third section of FPC 520, wherein the first section of FPC and the third section of FPC 520 are respectively disposed at two ends of the second section of FPC 510, the first section of FPC is disposed in the first cavity 110, the third section of FPC 520 is disposed in the second cavity 210, and the second section of FPC 510 is disposed in the first cavity 110, the first threading opening 140, the accommodating cavity 600, the second threading opening 240 and the second cavity 210 in a penetrating manner.

Referring to fig. 3, the FPC two-section 510 includes a first horizontal section 511, a vertical section 513 and a second horizontal section 512, the first horizontal section 511 and the second horizontal section 512 are respectively disposed at the upper and lower ends of the vertical section 513, the first horizontal section 511 extends out to the first cavity 110 through the first threading port 140 and is connected with one section of the FPC through a connector, the second horizontal section 512 extends out to the second cavity 210 through the second threading port 240 and is connected with the third section 520 of the FPC through a connector, and the vertical section 513 is located in the accommodating cavity 600. The FPC two-section 510 is a Z-type structure, and the vertical section 513 has a certain arc structure along its axial direction.

The connection structure of the FPC one-section and the FPC two-section 510 in the first cavity 110 is the same as the connection structure of the FPC three-section 520 and the FPC two-section 510 in the second cavity 210, and the connection structure of the FPC three-section 520 and the FPC two-section 510 in the second cavity 210 is taken as an example for description in this embodiment. Referring to fig. 16, the end of the FPC two-section 510 is provided with a reinforcing plate 530, the reinforcing plate 530 is fixed to the inner wall of the temple 200 by screws, and the end of the FPC three-section 520 and the end of the FPC two-section 510 are connected by a connector.

Fig. 14 is a schematic view illustrating a bending state of the FPC assembly 500 when the temple arm 200 is unfolded, and fig. 15 is a schematic view illustrating a bending state of the FPC assembly 500 when the temple arm 200 is folded. As can be seen from fig. 14 and 15, when the temple 200 rotates, the first horizontal segment 511 and the second horizontal segment 512 are not moved, only the vertical segment 513 is bent and deformed in the accommodating cavity 600, and the arc-shaped structure of the vertical segment 513 can provide better bending deformation, so that the FPC assembly 500 is prevented from being damaged in the bending process, and the reliability of the FPC assembly 500 is greatly improved.

In some embodiments of the present application, referring to fig. 4, an arc portion 150 is disposed at one end of the frame 100 close to the temple 200, the arc portion 150 is retracted into the outer end surface of the frame 100, the first rotary connecting portion 120, the first threading opening 140 and the first opening 133 are disposed at the arc portion 150, and referring to fig. 14 and 15, the outer peripheral surface of the second rotary connecting portion 220 is in clearance fit with the arc portion 150, so that the frame 100 and the temple 200 can rotate relatively reliably.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A foldable temple assembly, comprising:

the mirror frame is provided with a first limiting part, and the first limiting part is a first opening arranged at the end part of the mirror frame;

the glasses leg is provided with a second limiting part, the second limiting part is provided with a first stop surface close to the inner side of the glasses frame and a second stop surface close to the outer side of the glasses frame, a second opening is formed in the end part of the glasses leg, and the opening of the second limiting part is opposite to the second opening;

the elastic piece is rotatably connected with the glasses legs and comprises a connecting part, a rigid arm and an elastic arm, the rigid arm and the elastic arm are respectively arranged on two sides of the connecting part, the rigid arm is positioned in the first limiting part, the elastic arm is positioned in the second limiting part, the connecting part is rotatably connected with the second rotating connecting part, the rigid arm extends into the first opening, and the elastic arm extends into the second limiting part through the second opening;

the elastic sheet can rotate along with the glasses legs, and when the rigid arm abuts against the end of the first limiting part and the elastic arm abuts against the first stop surface of the second limiting part, the elastic sheet can provide acting force for enabling the glasses legs to have the trend of moving towards the inner sides of the glasses frames.

2. The foldable temple assembly of claim 1,

a first cavity is formed inside the lens frame, and the first opening is communicated with the first cavity;

a second cavity is formed inside the glasses leg, the second cavity is communicated with the second opening, the second limiting part is located in the second cavity, and the second limiting part is of a U-shaped structure;

when the mirror leg is bent towards the outer side of the mirror frame, the hard arm is abutted to the end of the first opening, the elastic arm is abutted to the side wall of the second limiting part, and the elastic arm deforms under force to provide acting force with the inner side movement trend of the mirror frame for the mirror leg.

3. Foldable temple assembly according to claim 1 or 2,

the second rotating connecting part comprises a second rotating connecting part I and a second rotating connecting part II which are arranged at intervals, the second rotating connecting part I is rotatably connected with the top of the first rotating connecting part, and the second rotating connecting part II is positioned at the bottom of the first rotating connecting part;

the foldable glasses leg assembly further comprises a cover body, the cover body is arranged at the bottom of the second rotating connecting portion II, the cover body is connected with the glasses legs, the cover body comprises an inserting portion, and the inserting portion is simultaneously inserted into the second rotating connecting portion II and the first rotating connecting portion.

4. The foldable temple assembly of claim 3,

the insert the periphery wall of establishing the portion and be equipped with spacing muscle on its axial direction, the correspondence is equipped with the second groove of stepping down on the internal perisporium of second rotation connecting portion II, the bottom of first rotation connecting portion is equipped with the first groove of stepping down that extends along its circumferential direction, spacing muscle warp the second groove of stepping down stretches into first groove of stepping down.

5. The foldable temple assembly of claim 4,

the limiting rib extends into a soft rubber part is arranged on the part of the first abdicating groove, and the soft rubber part is in friction contact with the peripheral wall of the first abdicating groove.

6. The foldable temple assembly of claim 4,

the peripheral wall of the inserting portion is further provided with a buckle, and the buckle is located in the first yielding groove and connected with the second rotating connecting portion in a clamped mode.

7. The foldable temple assembly of claim 4,

the first groove of stepping down is equipped with backstop portion, spacing muscle with backstop portion limit when leaning on the rotation range of mirror leg.

8. A headset comprising an FPC assembly and a foldable temple assembly as claimed in any one of claims 1 to 7;

a first cavity is formed inside the spectacle frame, and a first threading port communicated with the first cavity is formed at the end part of the spectacle frame;

a second cavity is formed inside the glasses legs, and a second threading opening communicated with the second cavity is formed in the end part of each glasses leg;

the first rotating connecting part and the second rotating connecting part are connected to form an accommodating cavity;

the FPC assembly is arranged in the first cavity, the first threading opening, the accommodating cavity, the second threading opening and the second cavity in a penetrating mode.

9. The headset of claim 8,

the FPC subassembly includes first horizontal segment, vertical section and second horizontal segment, first horizontal segment with the second horizontal segment branch is located the upper and lower both ends of vertical section, first horizontal segment warp first threading mouth stretches out to first cavity, the second horizontal segment warp the second threading mouth stretches out to the second cavity, vertical section is located hold the intracavity.