CN205958848U - Wear bandeau module and wear -type display device - Google Patents
Wear bandeau module and wear -type display device Download PDFInfo
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- CN205958848U CN205958848U CN201620835080.7U CN201620835080U CN205958848U CN 205958848 U CN205958848 U CN 205958848U CN 201620835080 U CN201620835080 U CN 201620835080U CN 205958848 U CN205958848 U CN 205958848U
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- headband
- wear
- module
- back cover
- tooth bar
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Abstract
The utility model discloses a wear bandeau module and wear -type display device. Should wear that the bandeau module includes the bandeau body, wears preceding shell, wears the backshell, the tight regulation subassembly and control locking assembly, wear before the shell with it forms an accommodation space to wear the backshell cooperation, the the tight regulation subassembly sets up in the accommodation space and with the bandeau body links to each other, is used for adjusting the elasticity of bandeau body, control locking assembly set up just extend in the accommodation space wear the backshell or wear preceding shell, and with the the tight regulation subassembly links to each other, is used for control the the tight regulation subassembly is adjusted the elasticity of bandeau body. Should wearing the bandeau module, to carry out the the tight regulation process simple and convenient, need not both hands and use simultaneously, is favorable to liberating user's both hands.
Description
Technical field
This utility model is related to field of display devices, and more particularly, to one kind wears headband module and head-mounted display apparatus.
Background technology
With scientific and technological development and people, multi-medium video-signal demand is day by day increased, conventional multimedia play equipment needs
Arrange in pairs or groups external LED or LCD display use, due in external display screen the pixel of show image and limited size in display
Size and visual effect can not meet the demand of people, and head mounted display arises at the historic moment.Head mounted display (Head-
Mounted Display, abbreviation HMD), it is the optical articles that a kind of stereoscopic vision shows, be to have the three-dimensional of binocular parallax
The signal of effect, is sequentially sent to eyes through the display element and optical lens being arranged in front of eyes, and then produces vertical
Body and large-sized image.Head-mounted display apparatus are typically applied in augmented reality (augmented reality, AR) system
Or virtual reality (virtual reality, VR) system, and user can be followed mobile and to receive as a kind of input equipment
The reaction of user, and through being worn over the head-mounted display apparatus of user's head, image and file are added to the shadow that user is watched
As upper, and then reach the effect of augmented reality or virtual reality.
Existing head-mounted display apparatus include showing module for the head showing optical image and module aobvious with described head is connected
Wear headband module for be worn on user's head.Existing headband module of wearing generally includes headband body and regulation
The actuator of headband body, and adopt bracelet form, belt bolt-lock form or devil to glue form actuator, because head shows module more
There is certain weight, user needs hand steered a head to show module when wearing this head-mounted display apparatus, and another handss are to actuator
It is adjusted, adjust the elastic process of headband body extremely inconvenient.
Utility model content
The technical problems to be solved in the utility model is, for the existing elastic tune of headband body worn in headband module
The inconvenient problem of section process, provides one kind to wear headband module and head-mounted display apparatus.
This utility model solves its technical problem and be employed technical scheme comprise that：One kind wears headband module, including headband
Body, wear fore shell, wear back cover, compensating roller assembly and control lock assembly；Described fore shell of wearing wears back cover with described
Cooperatively form an accommodation space；Described compensating roller assembly is arranged in described accommodation space and is connected with described headband body,
For adjusting the elastic of described headband body；Described control lock assembly is arranged in described accommodation space and extends described head
Wear back cover or described wear fore shell, and be connected with described compensating roller assembly, for controlling described compensating roller assembly to adjust institute
State the elastic of headband body.
Preferably, described compensating roller assembly include being arranged on described in wear inside back cover and connect with described back cover of wearing
Tactile locating dowel, the first headband connector being separately positioned on described headband body two ends and the second headband connector, Yi Jitao
It is located at the gear member in described locating dowel；Described first headband connector and described second headband connector are set in described positioning
On post, and move in opposite directions or dorsad under the drive of described gear member.
Preferably, described first headband connector includes the first sliding tray and be arranged on described first sliding tray side the
One tooth bar；Described second headband connector includes the second sliding tray and is arranged on the second tooth bar of described second sliding tray side,
Described second tooth bar is oppositely arranged with described first tooth bar；Described gear member includes gear part, described gear part and described first
Tooth bar and described second tooth bar engagement, so that described first headband connector and described second headband connector are transported in opposite directions or dorsad
Dynamic.
Preferably, described control lock assembly include being arranged on described in wear on fore shell spacing latch, be set in described
Adjusting knob in locating dowel and described gear member；Described gear member includes described gear part and integrally formed with described gear part
Grasping teeth portion；Described gear part is engaged through described adjusting knob with described first tooth bar and described second tooth bar；Described grasping teeth portion with
Described adjusting knob and described spacing latch cooperation, to control described compensating roller assembly to adjust the elastic of described headband body.
Preferably, described spacing latch includes concave part and the lobe being intervally arranged；It is uniformly arranged on described adjusting knob
Three projections；Described grasping teeth portion includes three grasping teeths with the cooperation of described projection；
Each described grasping teeth includes supporting part, the rotation slot tangentially extending outward from described supporting part one end
Portion and from described rotating slot portions away from described supporting part the lock part that extends of one end；
Each described rotating slot portions is provided with the arc-shaped rotation slot with the cooperation of described projection, and described arc-shaped rotation slot leans on
One end of closely described supporting part is provided with stopper slot, and the one end away from described stopper slot is provided with described lock part；
Each described lock part extends to deviating from described gear part direction from described rotating slot portions, in locking and institute
State the described concave part cooperation on spacing latch.
Preferably, described adjusting knob edge is provided with ratchet-like bound edge；Described ratchet-like bound edge is made using flexible material.
Preferably, described wear back cover or described wearing is provided with the fluting stretching out for described adjusting knob above back cover；Described
Wear and outside back cover, be provided with liner.
Preferably, also include headband accommodating component；Described headband accommodating component includes being arranged on described headband body
First through hole and be arranged on the second through hole on described first headband connector and described second headband connector with described
First through hole and the ratchet knob of described second through hole cooperation.
Preferably, described headband body includes first body and the second body, and the two ends of described first body are divided
It is not connected with the two ends of described second body.
This utility model also provides a kind of head-mounted display apparatus, wears headband module and wears head with described including aforementioned
Show module with the head that module is connected.
This utility model compared with prior art has the advantage that：Headband module of wearing provided by the utility model is tied
Structure is simple, only need to be by extending the control lock assembly worn fore shell or wear back cover during use, you can control elastic
Adjusting part adjusts the elastic of headband body, and it is simple and convenient to carry out compensating roller process, is used in combination without both hands, is conducive to liberation to use
Family both hands.
Adopt in head-mounted display apparatus provided by the utility model wears headband modular structure simply, using process
In only need to be by extending the control lock assembly worn fore shell or wear back cover, you can control compensating roller assembly to adjust headband
Body elastic, it is simple and convenient to carry out compensating roller process, is used in combination without both hands, is conducive to liberating user's both hands.
Brief description
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the structural representation wearing headband module in this utility model embodiment 1.
Fig. 2 is the structure decomposition figure wearing headband module shown in Fig. 1.
Fig. 3 is a structure decomposition figure of the compensating roller assembly in this utility model embodiment 1.
Fig. 4 is a structural representation of the control lock assembly in this utility model embodiment 1.
Fig. 5 is the structure decomposition figure controlling lock assembly shown in Fig. 4.
Fig. 6 is the structural representation wearing fore shell and gear member in this utility model embodiment 1.
Fig. 7 is to control the released state of lock assembly and the schematic diagram of lockup state in this utility model embodiment 1, its
In, 7A is released state, and 7B is lockup state.
Fig. 8 is a structural representation of head-mounted display apparatus in this utility model embodiment 2.
In figure：1st, wear headband module；11st, headband body；111st, first body；112nd, the second body；12nd, wear
Fore shell；121st, location hole；13rd, wear back cover；131st, slot；132nd, liner；14th, compensating roller assembly；141st, locating dowel；142、
First headband connector；1421st, the first sliding tray；1422nd, the first tooth bar；1423rd, the first hollow slots；143rd, the second headband connects
Part；1431st, the second sliding tray；1432nd, the second tooth bar；1433rd, the second hollow slots；15th, control lock assembly；151st, limiting card
Tooth；1511st, concave part；1512nd, lobe；152nd, adjusting knob；1521st, projection；1522nd, ratchet-like bound edge；153rd, gear member；
1531st, gear part；1532nd, grasping teeth portion；15321st, grasping teeth；153211st, supporting part；153212nd, rotating slot portions；153213rd, locking
Portion；153214th, arc-shaped rotation slot；153215th, stopper slot；16th, headband accommodating component；161st, first through hole；162nd, second leads to
Hole；163rd, ratchet knob；2nd, head shows module.
Specific embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, now comparison accompanying drawing is detailed
Specific embodiment of the present utility model is described.
Embodiment 1
Fig. 1 and Fig. 2 illustrates to wear headband module 1 in embodiment.Wear headband module 1 to include headband body 11, wear
Fore shell 12, wear back cover 13, compensating roller assembly 14 and control lock assembly 15.Wherein, wear fore shell 12 and wear back cover 13
Cooperatively form an accommodation space.Compensating roller assembly 14 is arranged in accommodation space and is connected, for adjusting with headband body 11
Headband body 11 elastic.Control lock assembly 15 to be arranged in accommodation space and extend to wear back cover 13 or wear fore shell
12, and be connected with compensating roller assembly 14, for controlling compensating roller assembly 14 to adjust the elastic of headband body 11.It is appreciated that
Ground, is worn and is provided with the liner 132 made using flexible material outside back cover 13, the forehead phase of the radian of liner 132 and user
Join, so that wearing when headband module 1 is worn, there is good comfort level.
It is to be appreciated that the present embodiment provided to wear headband module 1 structure simple, only need to rotate during use and prolong
Stretch out the control lock assembly 15 worn fore shell 12 or wear back cover 13, you can control compensating roller assembly 14 to adjust headband body
11 elastic, this wears headband module 1, and to carry out compensating roller process simple and convenient, is used in combination without both hands, is conducive to liberating user
Both hands.
As shown in Figures 2 and 3, compensating roller assembly 14 include being arranged on wear back cover 13 inner side and with wear back cover 13 phase
The locating dowel 141 of contact, the first headband connector 142 being separately positioned on headband body 11 two ends and the second headband connector
143 and be set in the gear member 153 in locating dowel 141.First headband connector 142 and the second headband connector 143 are sheathed
In locating dowel 141, and move, to realize the elastic tune of correct band body 11 in opposite directions or dorsad under the drive of gear member 153
Section.Specifically, the first headband connector 142 and the second headband connector 143 are made using PP material, have excellent soft
Soft and plastic cement intensity, can under the drive of gear member 153 move toward one another tightening up headband body 11, or in gear member 153
Drive under dorsad move with head band loosening body 11.It is to be appreciated that wearing the weight of headband module 1 for mitigating, can be the
One headband connector 142 or the second headband connector 143 are provided with the first hollow slots 1423 or the second hollow slots 1433.
As shown in Figures 2 and 3, the first headband connector 142 includes the first sliding tray 1421 and is arranged on the first sliding tray
First tooth bar 1422 of 1421 sides.Second headband connector 143 includes the second sliding tray 1431 and is arranged on the second sliding tray
Second tooth bar 1432 of 1431 sides, the second tooth bar 1432 is oppositely arranged with the first tooth bar 1422.Gear member 153 includes gear part
1531, gear part 1531 is engaged with the first tooth bar 1422 and the second tooth bar 1432, so that the first headband connector 142 and second
Band connector 143 is opposite or dorsad moves.In the present embodiment, the first tooth bar 1422 is arranged on the downside of the first sliding tray 1421,
Second tooth bar 1432 is arranged on the upside of the second sliding tray 1431, and both are oppositely arranged, and the gear part 1531 with gear member 153
Engagement, can make the first headband connector 142 and the second headband connector 143 move in opposite directions or dorsad according to the rotation of gear part 1531
Make, to realize the compensating roller of correct band body 11.
It is to be appreciated that by control lock assembly 15 to be arranged on to wear fore shell 12 with wear back cover 13 formed accommodating
In space and extend and wear fore shell 12 or wear back cover 13 so that user can wear fore shell 12 or wear back cover by extending
13 control lock assembly 15, controls compensating roller assembly 14 to work, to adjust the elastic of headband body 11.
Lock assembly 15 is controlled to include being arranged on the spacing latch 151 wearing on fore shell 12, be set in locating dowel 141
Adjusting knob 152 and gear member 153.As shown in Figure 4 and Figure 5, gear member 153 include gear part 1531 and with gear part 1531 one
The grasping teeth portion 1532 of molding, wherein, gear part 1531 is nibbled through adjusting knob 152 with the first tooth bar 1422 and the second tooth bar 1432
Close, so that the first headband connector 142 and the second headband connector 143 move, in opposite directions or dorsad to adjust headband body 11
Elastic.Grasping teeth portion 1532 is coordinated with adjusting knob 152 and spacing latch 151, to control compensating roller assembly 14 to adjust headband body
11 elastic.As shown in fig. 6, the center of spacing latch 151 is provided with the location hole 121 with locating dowel 141 cooperation, so that fixed
Position post 141 run through wear fore shell 12 with wear back cover 13 formation accommodation spaces.
As shown in Figure 6 and Figure 7, spacing latch 151 includes the concave part 1511 being intervally arranged and lobe 1512.As Fig. 4
With shown in Fig. 5, adjusting knob 152 is uniformly arranged three projections 1521.Grasping teeth portion 1532 includes three with projection 1521 cooperation
Grasping teeth 15321.Each grasping teeth 15321 includes supporting part 153211, tangentially stretches out from supporting part 153211 one end
The rotating slot portions 153212 that goes out and from rotating slot portions 153212 away from supporting part 153211 the lock part that extends of one end
153213；Each rotating slot portions 153212 is provided with the arc-shaped rotation slot 153214 with projection 1521 cooperation, and arc-shaped rotates
Groove 153214 is provided with stopper slot 153215 near one end of supporting part 153211, and the one end away from stopper slot 153215 is provided with locking
Portion 153213；Lock part 153213 from rotating slot portions 153212 to deviate from gear part 1531 direction extend, in locking with
Concave part 1511 on spacing latch 151 coordinates.
As shown in Figure 7 A, when need adjust headband body 11 elastic when, make three projections 1521 on adjusting knob 152 be located at three
In the arc-shaped rotation slot 153214 of individual grasping teeth 15321, rotate adjusting knob 152, so that the gear part 1531 of gear member 153 drives
First tooth bar 1422 and the second tooth bar 1432 move in opposite directions or dorsad, to adjust the elastic of headband body 11, now three grasping teeths
15321 lock part 153213 is peripherally pivoted along the lobe 1512 of spacing latch 151.As shown in Figure 7 B, when gear member 153
The first tooth bar 1422 and the second tooth bar 1432 is driven to move in opposite directions or dorsad when having larger resistance, three on adjusting knob 152 are convex
Three stopper slots 153215 shaken off by post 1521, slide into lock part 153213 along arc-shaped rotation slot 153214 so that rotating
Groove portion 153212 deforms upon；When three projections 1521 slide into three lock parts 153213, lock part 153213 with spacing
Concave part 1511 on latch 151 coordinates, so that gear member 153 locking can not rotate, to reach locking purpose.It is appreciated that
Ground, in gear member 153 locking, need to apply larger external force to adjusting knob 152 so that lock part 153213 shakes off spacing latch
Concave part 1511 on 151, just can carry out headband body 11 compensating roller again.
It is to be appreciated that wearing back cover 13 or wearing and be provided with the fluting stretching out for adjusting knob 152 above fore shell 12
131 so that user only need to rotate the adjusting knob 152 outside fluting 131, you can realize to compensating roller assembly 14 and control locking group
The control of part 15 is so that the compensating roller process of headband body 11 is simple.Further, adjusting knob 152 edge is provided with ratchet-like
Bound edge 1522, is conducive to increasing the frictional force of adjusting knob 152, facilitates implementation the elastic control of correct band body 11；And, ratchet
Shape bound edge 1522 is made using flexible material so as to feel well and mitigates the weight wearing headband module 1.
As shown in Fig. 2 wearing headband module 1 also include headband accommodating component 16, for saving the body wearing headband module 1
Long-pending, it is easy to carry or collect.Specifically, headband accommodating component 16 includes being arranged on headband body 11 first through hole 161, with
And it is arranged on the second through hole 162 on the first headband connector 142 and the second headband connector 143 and first through hole 161 and
The ratchet knob 163 of two through hole 162 cooperation.Headband accommodating component 16 in the present embodiment is provided with two groups, is separately positioned on headband originally
On body 11 and the first headband connector 142 and the second headband connector 143, when wearing headband module 1 and not using, rotate headband
Body 11 makes it rotate and wears back cover 13 side to close, you can realize storage function.It is to be appreciated that wearing headband module
1 when not using, and also can tighten up headband body 11 by compensating roller assembly 14, so that it is less, just to wear headband module 1 volume
In carrying or collect.
As depicted in figs. 1 and 2, headband body 11 includes first body 111 and the second body 112, first body
111 two ends are connected with the two ends of the second body 112 respectively.Divided using first body 111 and the second body 112 two ends
Not Xiang Lian structure, be on the one hand conducive to increasing the contact area of headband body 11 and user's head so as to more firm when wearing；
On the other hand be conducive to mitigating the weight wearing headband module 1 so as to more comfortable when wearing.
Embodiment 2
Fig. 8 illustrates the head-mounted display apparatus in the present embodiment.This head-mounted display apparatus includes wearing in embodiment 1
Headband module 1 and show module 2 with wearing the head that headband module 1 is connected.It is to be appreciated that the wear-type that the present embodiment is provided shows
Show that adopt in equipment wears headband module 1 structure simply, only need to wear fore shell 12 or wear by extending during use
The control lock assembly 15 of back cover 13, you can control compensating roller assembly 14 to adjust the elastic of headband body 11, carry out elastic tune
Section process is simple and convenient, is used in combination without both hands, is conducive to liberating user's both hands.
This utility model is illustrated by several specific embodiments, it will be appreciated by those skilled in the art that, not
In the case of departing from this utility model scope, this utility model can also be carried out with various conversion and equivalent substitute.In addition, being directed to
Particular condition or concrete condition, can make various modifications, without deviating from scope of the present utility model to this utility model.Therefore,
This utility model is not limited to disclosed specific embodiment, and should include falling in this utility model right
All embodiments.
Claims (10)
1. one kind wears headband module it is characterised in that including headband body, wearing fore shell, wear back cover, compensating roller assembly
With control lock assembly；Described fore shell of wearing cooperatively forms an accommodation space with described back cover of wearing；Described compensating roller assembly
It is arranged in described accommodation space and be connected with described headband body, for adjusting the elastic of described headband body；Described control
Lock assembly be arranged in described accommodation space and wear described in extending back cover or described wear fore shell, and with described elastic tune
Section assembly is connected, for controlling described compensating roller assembly to adjust the elastic of described headband body.
2. according to claim 1 wear headband module it is characterised in that described compensating roller assembly includes being arranged on institute
State and wear inside back cover and wear the locating dowel that back cover contacts, be separately positioned on the first of described headband body two ends with described
Headband connector and the second headband connector and be set in the gear member in described locating dowel；Described first headband connector
It is set in described locating dowel with described second headband connector, and move in opposite directions or dorsad under the drive of described gear member.
3. according to claim 2 wear headband module it is characterised in that described first headband connector to include first sliding
Dynamic groove and the first tooth bar being arranged on described first sliding tray side；Described second headband connector includes the second sliding tray and sets
Put the second tooth bar in described second sliding tray side, described second tooth bar is oppositely arranged with described first tooth bar；Described gear
Part includes gear part, and described gear part is engaged with described first tooth bar and described second tooth bar, so that described first headband connects
Part and described second headband connector move in opposite directions or dorsad.
4. according to claim 3 wear headband module it is characterised in that described control lock assembly includes being arranged on institute
State the spacing latch wearing on fore shell, the adjusting knob being set in described locating dowel and described gear member；Described gear member includes
Described gear part and with described gear part integrally formed grasping teeth portion；Described gear part passes through described adjusting knob and described first tooth
Bar and described second tooth bar engagement；Described grasping teeth portion and described adjusting knob and described spacing latch cooperation, described elastic to control
Adjusting part adjusts the elastic of described headband body.
5. according to claim 4 wear headband module it is characterised in that described spacing latch include being intervally arranged recessed
Groove portion and lobe；Three projections are uniformly arranged on described adjusting knob；Described grasping teeth portion includes three with the cooperation of described projection
Grasping teeth；
Each described grasping teeth include supporting part, the rotating slot portions tangentially extending outward from described supporting part one end, with
And from described rotating slot portions away from described supporting part the lock part that extends of one end；
Each described rotating slot portions is provided with the arc-shaped rotation slot with the cooperation of described projection, and described arc-shaped rotation slot is near institute
The one end stating supporting part is provided with stopper slot, and the one end away from described stopper slot is provided with described lock part；
Each described lock part extends to deviating from described gear part direction from described rotating slot portions, in locking with described limit
Described concave part cooperation on the latch of position.
6. according to claim 4 wear headband module it is characterised in that described adjusting knob edge is provided with ratchet-like bag
Side；Described ratchet-like bound edge is made using flexible material.
7. according to claim 4 wear headband module it is characterised in that described wear back cover or described wear on back cover
Side is provided with the fluting stretching out for described adjusting knob；Described wearing is provided with liner outside back cover.
8. according to claim 2 wear headband module it is characterised in that also including headband accommodating component；Described headband
Accommodating component includes the first through hole being arranged on described headband body and is arranged on described first headband connector and described
The second through hole on second headband connector and the ratchet knob of described first through hole and described second through hole cooperation.
9. according to claim 1 wear headband module it is characterised in that described headband body include first body and
Second body, the two ends of described first body are connected with the two ends of described second body respectively.
10. a kind of head-mounted display apparatus it is characterised in that include any one of claim 1-9 described in wear headband module and
Wear the aobvious module of head that headband module is connected with described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835080.7U CN205958848U (en) | 2016-08-03 | 2016-08-03 | Wear bandeau module and wear -type display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835080.7U CN205958848U (en) | 2016-08-03 | 2016-08-03 | Wear bandeau module and wear -type display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205958848U true CN205958848U (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620835080.7U Active CN205958848U (en) | 2016-08-03 | 2016-08-03 | Wear bandeau module and wear -type display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085698A (en) * | 2017-06-14 | 2018-12-25 | 三星电子株式会社 | Head-mounted display apparatus |
| CN112904557A (en) * | 2019-11-19 | 2021-06-04 | 纬创资通股份有限公司 | Head-mounted device |
| WO2021109902A1 (en) * | 2019-12-06 | 2021-06-10 | Oppo广东移动通信有限公司 | Head-mounted device |
| WO2021109877A1 (en) * | 2019-12-06 | 2021-06-10 | Oppo广东移动通信有限公司 | Tie belt adjusting apparatus and wearable device |
| WO2023138413A1 (en) * | 2022-01-24 | 2023-07-27 | 北京字跳网络技术有限公司 | Head-mounted device and control method therefor |
-
2016
- 2016-08-03 CN CN201620835080.7U patent/CN205958848U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085698A (en) * | 2017-06-14 | 2018-12-25 | 三星电子株式会社 | Head-mounted display apparatus |
| US11256099B2 (en) | 2017-06-14 | 2022-02-22 | Samsung Electronics Co., Ltd. | Head-mounted display apparatus |
| CN112904557A (en) * | 2019-11-19 | 2021-06-04 | 纬创资通股份有限公司 | Head-mounted device |
| WO2021109902A1 (en) * | 2019-12-06 | 2021-06-10 | Oppo广东移动通信有限公司 | Head-mounted device |
| WO2021109877A1 (en) * | 2019-12-06 | 2021-06-10 | Oppo广东移动通信有限公司 | Tie belt adjusting apparatus and wearable device |
| WO2023138413A1 (en) * | 2022-01-24 | 2023-07-27 | 北京字跳网络技术有限公司 | Head-mounted device and control method therefor |
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