CN216956529U - Tooth belt type optical machine assembly adjusting mechanism - Google Patents
Tooth belt type optical machine assembly adjusting mechanism Download PDFInfo
- Publication number
- CN216956529U CN216956529U CN202220830507.XU CN202220830507U CN216956529U CN 216956529 U CN216956529 U CN 216956529U CN 202220830507 U CN202220830507 U CN 202220830507U CN 216956529 U CN216956529 U CN 216956529U
- Authority
- CN
- China
- Prior art keywords
- toothed belt
- fixing
- toothed
- belt wheel
- adjustment mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model relates to the field of AR (augmented reality) glasses manufacturing, and discloses a toothed belt type optical-mechanical assembly adjusting mechanism, which comprises: the device comprises a knob, an optical-mechanical assembly, a fixed frame and a transmission mechanism; the transmission mechanism comprises a toothed belt, two toothed belt wheels and two toothed belt fixing clamping plates, the two toothed belt wheels are oppositely arranged, the toothed belt is in transmission connection with the two toothed belt wheels and is provided with a first transmission surface and a second transmission surface, and the two toothed belt fixing clamping plates are fixedly connected with the first transmission surface and the second transmission surface respectively and are arranged in a staggered mode; two toothed belt wheel fixing boxes which are covered outside the toothed belt wheel are arranged at two ends of the fixing frame; the knob is positioned above one of the toothed belt wheel fixing boxes and is in coaxial driving connection with the corresponding toothed belt wheel; the optical-mechanical components are arranged in two numbers and are respectively and fixedly connected to the two tooth-shaped belt fixing clamping plates. The adjustment mechanism is capable of controlling the two optical components of the AR glasses to move closer to or away from each other by rotating the knob so as to meet the interpupillary distance requirements of different wearers.
Description
Technical Field
The utility model relates to the field of AR (augmented reality) glasses manufacturing, in particular to a toothed belt type optical-mechanical assembly adjusting mechanism.
Background
Along with the development of science and technology, the application of near-eye display technology is more and more extensive, and one of the important applications of near-eye display technology is AR glasses, and AR glasses can superpose virtual content and real world, can realize reaching beyond the sense organ experience of reality, can be freely and real world interact, be a portable computing platform who connects real world. When using binocular AR glasses, from the human-computer efficiency, theoretically, the pupils of both eyes of a person align with the center of the display area of the left and right optical machines of the AR glasses, so the observation effect is the best, but because of the difference of human bodies, the pupils of both eyes of the person are different, the AR glasses display produced in a standardized way cannot adapt to all people for use, and therefore, the pupillary distance adjusting mechanism with simple operation and structure is necessary to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the prior art, the utility model provides a toothed belt type optical-mechanical assembly adjusting mechanism which can control two optical assemblies of AR glasses to be close to or far away from each other by rotating a knob so as to meet the requirement of pupil distance of different wearers.
In order to achieve the above object, the present invention provides a toothed belt type opto-mechanical assembly adjustment mechanism, comprising: the device comprises a knob, an optical-mechanical assembly, a fixed frame and a transmission mechanism;
the transmission mechanism comprises a toothed belt, two toothed belt wheels and two toothed belt fixing clamping plates, the two toothed belt wheels are oppositely arranged, the toothed belt is in transmission connection with the two toothed belt wheels and forms a first transmission surface and a second transmission surface, and the two toothed belt fixing clamping plates are fixedly connected with the first transmission surface and the second transmission surface respectively and are arranged in a staggered mode;
two toothed belt wheel fixing boxes are arranged at two ends of the fixing frame, the toothed belt wheel fixing boxes are covered outside the toothed belt wheels, the toothed belt wheel fixing boxes are provided with openings, and the toothed belts can extend out of the openings;
the knob is positioned above one of the toothed belt wheel fixing boxes and is coaxially connected with the corresponding toothed belt wheel in a driving way;
the optical mechanical components are arranged in two and are respectively and fixedly connected to the two tooth-shaped belt fixing clamping plates.
Preferably, the toothed belt fixing clamp plate comprises a flat clamp plate and a toothed clamp plate, and the toothed clamp plate can be meshed with a toothed surface of the toothed belt;
a gap is formed between the flat clamping plate and the tooth-shaped clamping plate, and the width of the gap is consistent with that of the tooth-shaped belt.
Preferably, the fixing frame further comprises two guide shafts, and two ends of each guide shaft are respectively connected with the end faces of the two toothed belt wheel fixing boxes provided with the openings; the two guide shafts are respectively positioned at two sides of the transmission mechanism and are parallel to each other.
Preferably, the upper part of the optical machine assembly is provided with an optical machine fixing seat, and the upper surface of the optical machine fixing seat is fixedly connected with the toothed belt fixing clamp plate;
the upper surface of ray apparatus fixing base is provided with the direction shaft hole in pairs, sets up in pairs the direction shaft hole respectively with two guiding axle sliding fit.
Preferably, the optical engine fixing seat is symmetrical back and forth about a plane where the two toothed pulley axes are located.
Preferably, the number of the guide shaft holes is four, two guide shaft holes are respectively arranged on two sides of the transmission mechanism, and the two guide shaft holes on the same side of the transmission mechanism are arranged in a bilateral symmetry mode.
Preferably, the distance between the centers of the fixing positions of the two fixing splints of the toothed belt is equal to half of the length of the toothed belt.
Preferably, the toothed belt wheel fixing box is of an up-and-down symmetrical structure.
Preferably, the toothed belt wheel fixing box is provided with an opening end face which can be attached to the end face of the optical machine fixing seat facing the toothed belt wheel fixing box.
Preferably, the toothed belt wheel fixing box is provided with two guide shaft mounting holes, and the two guide shafts can respectively extend into the two guide shaft mounting holes;
the bottom of the guide shaft mounting hole is provided with a spring, one end of the spring is fixedly connected with the guide shaft mounting hole, and the other end of the spring is abutted against the end part of the guide shaft extending into the guide shaft mounting hole.
According to the technical scheme, the toothed belt wheel is rotated through the rotary knob, the toothed belt wheel drives the toothed belt to do rotary motion and drives the two optical machine fixing seats which are symmetrically arranged and fixedly connected to the front side and the rear side of the toothed belt to horizontally move, the two optical machine fixing seats are close to or far away from each other through the rotary knob in different directions, and the two optical display assemblies are fixedly connected with the two optical machine fixing seats respectively, so that the two optical display assemblies are close to or far away from each other.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic diagram of a preferred embodiment toothed belt opto-mechanical assembly adjustment mechanism;
FIG. 2 is a schematic structural view of a preferred embodiment transmission mechanism;
FIG. 3 is a schematic mechanical view of a preferred embodiment mount;
FIG. 4 is a schematic view of the carriage fixing base and the clamping plate for fixing the cog belt according to the preferred embodiment.
Description of the reference numerals
1 knob 2 optical machine component
31 toothed belt wheel fixing box 32 guide shaft
21 ray apparatus fixing base 211 guiding axle hole
41 toothed belt wheel 42 toothed belt
43 tooth belt fixing splint 431 flat splint
432 tooth-shaped clamp plate 421 first conveying surface
422 second conveying surface
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, directional words such as "toward, away from, horizontal, oblique, front, rear, end" and the like included in a term merely represent the orientation of the term in a normal use state or a colloquial meaning understood by those skilled in the art, and should not be construed as limiting the term.
Referring to fig. 1-4, a toothed belt opto-mechanical assembly adjustment mechanism includes: the device comprises a knob 1, an optical-mechanical assembly 2, a fixed frame and a transmission mechanism;
the transmission mechanism comprises a toothed belt 42, two toothed belt wheels 41 and two toothed belt fixing splints 43, the two toothed belt wheels 41 are arranged oppositely, the toothed belt 42 is in transmission connection with the two toothed belt wheels 41 and is provided with a first conveying surface 421 and a second conveying surface 422, and the two toothed belt fixing splints 43 are fixedly connected with the first conveying surface 421 and the second conveying surface 422 respectively and are arranged in a staggered manner;
two toothed belt wheel fixing boxes 31 are arranged at two ends of the fixing frame, the toothed belt wheel fixing boxes 31 cover the toothed belt wheel 41, the toothed belt wheel fixing boxes 31 are provided with openings, and the toothed belts 42 can extend out of the openings;
the knob 1 is positioned above one of the toothed belt wheel fixing boxes 31 and is coaxially connected with the corresponding toothed belt wheel 41 in a driving way;
the number of the optical mechanical assemblies 2 is two, and the two optical mechanical assemblies 2 are respectively and fixedly connected to the two toothed belt fixing clamping plates 43.
Through the implementation of the technical scheme, the transmission mechanism adopts a belt wheel transmission mode, two toothed belt wheels 41 are respectively arranged at two ends of the toothed belt 42, the two toothed belt wheels 41 are meshed with the toothed belt 42, and the toothed belt 42 can be driven to rotate through the rotation of the toothed belt wheels 41. The two toothed belt fixing splints 43 are respectively fixed on the two conveying surfaces of the toothed belt 42, are respectively positioned on the left section and the right section, and are symmetrical about the center line of the toothed belt 42, and the staggered arrangement can ensure that when the toothed belt 42 makes a rotary motion, the two toothed belt fixing splints 43 can move along different directions and are symmetrical along the center line of the toothed belt 42 all the time, thereby meeting the requirement of installing the optical mechanical assembly 2.
The knob 1 is in driving connection with one of the toothed belt wheels 41, when the knob 1 is rotated, the toothed belt wheel 41 in driving connection with the knob drives the toothed belt 42 to rotate, and the two fixed clamping plates 43 on the toothed belt 42 move close to or away from each other along with the rotation of the toothed belt 42.
When the two fixing clamping plates 43 move close to each other or away from each other, the optical-mechanical assemblies 2 on the two fixing clamping plates 43 can also move close to each other or away from each other, so that the aim of adjusting the interpupillary distance of the AR glasses is fulfilled.
In this embodiment, preferably, the toothed belt fixing clamp 43 includes a flat clamp 431 and a toothed clamp 432, the toothed clamp 432 being capable of meshing with the toothed surface of the toothed belt 42;
a gap is formed between the flat clamp plate 431 and the tooth-shaped clamp plate 432, and the width of the gap is consistent with that of the tooth-shaped belt 42.
The toothed belt fixing clamp plate 43 is provided with a structure capable of being meshed with the toothed belt 42, and the toothed belt fixing clamp plate 43 can obtain a better following effect in the rotating process of the toothed belt 42. The problems of slipping or inaccurate moving position are avoided.
In this embodiment, preferably, the fixing frame further includes two guiding shafts 32, and two ends of the guiding shafts 32 are respectively connected with the end faces of the two toothed pulley fixing boxes 31 provided with openings; the two guide shafts 32 are respectively located on both sides of the transmission mechanism and are parallel to each other.
The guide shaft 32 of the fixed frame can determine the relative position between the two toothed pulleys 41 so that the toothed belt 42 can be placed in tension, so that the movement track of the toothed belt fixing clamp 43 on the toothed belt 42 can be predicted.
In this embodiment, preferably, the upper portion of the opto-mechanical assembly 2 is provided with an opto-mechanical fixing seat 21, and the upper surface of the opto-mechanical fixing seat 21 is fixedly connected with the toothed belt fixing clamp plate 43;
the upper surface of ray apparatus fixing base 21 is provided with guide shaft hole 211 in pairs, and guide shaft hole 211 that sets up in pairs respectively with two guiding axle 32 sliding fit.
The toothed belt fixing clamp 43 needs to be fixedly connected with the toothed belt 42, and the flat clamp 431 and the toothed clamp 432 on the toothed belt fixing clamp 43 are designed to prevent the toothed belt fixing clamp 43 and the toothed belt 42 from moving relative to each other in the moving direction of the toothed belt 42. However, the toothed belt fixing clamp plate 43 can move up and down relative to the toothed belt 42, and when the toothed belt fixing clamp plate 43 is fixed on the optical machine fixing seat 21, the toothed belt fixing clamp plate 43 can only move along with the toothed belt 42, and the freedom degree of the up-and-down movement is not provided.
The toothed belt fixing clamp plate 43 fixed on the optical machine fixing seat 21 is also more convenient to install, the toothed belt fixing clamp plate 43 can be firstly installed on the optical machine fixing seat 21, and then the toothed belt 42 is inserted into the toothed belt fixing clamp plate 43 in an aligned mode, so that the mechanism can be effectively installed.
The guide shaft hole 21 is matched with the two guide shafts 32, so that the movement of the optical-mechanical assembly 2 is smoother and more stable.
In this embodiment, the opto-mechanical fixing base 21 is preferably symmetrical back and forth with respect to the plane on which the axes of the two toothed pulleys 41 lie.
The optical machine fixing seat 21 is designed to be of a symmetrical structure, the toothed belt fixing clamp plate 43 and the guide shaft hole 21 on the optical machine fixing seat 21 are symmetrically arranged, so that the optical machine fixing seat 21 can have universality and is not required to be distinguished from the left and the right.
After the transmission mechanism is installed, the optical-mechanical assembly 2 is installed, and the optical-mechanical assembly 2 can be installed and positioned according to the relative position of the optical-mechanical assembly and the fixing frame.
In this embodiment, preferably, four guide shaft holes 211 are provided, two guide shaft holes 211 are provided on both sides of the transmission mechanism, respectively, and the two guide shaft holes 211 located on the same side of the transmission mechanism are arranged in bilateral symmetry.
Preferably, four guide shaft holes 211 are formed in the optical engine fixing seat 21, so that the stress state of the optical engine fixing seat 21 in the movement process is optimal, and the service life of the toothed belt fixing clamp plate 43 can be prolonged.
In this embodiment, it is preferable that the distance between the centers of the fixing positions of the two toothed belt fixing splints 43 on the toothed belt 42 is equal to half the length of the toothed belt 42.
Through the arrangement, the two tooth-shaped belt fixing clamping plates 43 can be guaranteed to be distributed on the two conveying surfaces of the tooth-shaped belt 42 in a staggered and symmetrical mode all the time, the purpose of driving the two optical-mechanical assemblies 2 to be close to or far away is achieved, and the two optical-mechanical assemblies 2 can be symmetrical along the center line of the tooth-shaped belt 42.
In this embodiment, the toothed pulley fixing case 31 is preferably of an up-down symmetrical structure.
The toothed belt wheel fixing box 31 is of a vertically symmetrical structure, so that the purpose of left-right universality can be achieved, namely only one toothed belt wheel fixing box 31 needs to be manufactured in the production process, and the toothed belt wheel fixing box 31 can be used in left-right universality by virtue of the vertically symmetrical structure, so that the manufacturing cost can be saved, the manufacturing difficulty can be reduced, and wrong installation can be avoided in the installation process.
In this embodiment, it is preferable that the end face of the toothed pulley fixing case 31 provided with the opening can be fitted to the end face of the carriage fixing base 21 facing the toothed pulley fixing case 31.
The terminal surface of the tooth belt pulley fixing box 31 that is located both ends can realize spacing to ray apparatus fixing base 21, and ray apparatus fixing base 21 moves and just takes place the motion to tooth belt pulley fixing box 31 department and interferes promptly to the realization is spacing to the motion of ray apparatus subassembly 2.
In this embodiment, preferably, the toothed pulley fixing box 31 is provided with two guide shaft mounting holes into which the two guide shafts 32 can respectively extend;
the bottom of the guide shaft mounting hole is provided with a spring, one end of the spring is fixedly connected with the guide shaft mounting hole, and the other end of the spring is abutted against the end part of the guide shaft 32 extending into the guide shaft mounting hole.
The length of the guide shaft 32 determines the degree of tension of the toothed belt 42, and the length of the guide shaft 32 is set to just be able to tension the toothed belt 42 without causing tensile deformation of the toothed belt 42.
The degree of tension of the toothed belt 42 can be controlled relatively easily by providing a spring which is compressed by the toothed belt 42 to achieve the desired spacing and tension by placing the appropriate spring.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention can be made, and the same should be considered as the disclosure of the present invention as long as the idea of the present invention is not violated.
Claims (10)
1. The utility model provides a tooth belt ray apparatus subassembly adjustment mechanism which characterized in that, tooth belt ray apparatus subassembly adjustment mechanism includes: the device comprises a knob (1), an optical-mechanical assembly (2), a fixed frame and a transmission mechanism;
the transmission mechanism comprises a toothed belt (42), two toothed belt wheels (41) and two toothed belt fixing clamping plates (43), the two toothed belt wheels (41) are arranged oppositely, the toothed belt (42) is in transmission connection with the two toothed belt wheels (41) and is provided with a first conveying surface (421) and a second conveying surface (422), and the two toothed belt fixing clamping plates (43) are fixedly connected with the first conveying surface (421) and the second conveying surface (422) respectively and are arranged in a staggered mode;
two toothed belt wheel fixing boxes (31) are arranged at two ends of the fixing frame, the toothed belt wheel fixing boxes (31) are covered outside the toothed belt wheels (41), the toothed belt wheel fixing boxes (31) are provided with openings, and the toothed belts (42) can extend out of the openings;
the knob (1) is positioned above one of the toothed belt wheel fixing boxes (31) and is coaxially connected with the corresponding toothed belt wheel (41) in a driving way;
the optical mechanical components (2) are arranged in two, and the two optical mechanical components (2) are fixedly connected to the two toothed belt fixing clamping plates (43) respectively.
2. The toothed belt bare engine assembly adjustment mechanism according to claim 1, wherein the toothed belt stationary clamp (43) comprises a flat clamp (431) and a toothed clamp (432), the toothed clamp (432) being capable of meshing with the toothed surface of the toothed belt (42);
a gap is formed between the flat clamping plate (431) and the tooth-shaped clamping plate (432), and the width of the gap is consistent with that of the tooth-shaped belt (42).
3. The toothed belt bare engine assembly adjustment mechanism according to claim 1, wherein the fixing frame further comprises two guide shafts (32), two ends of the guide shafts (32) are respectively connected with the end faces of the two toothed belt wheel fixing boxes (31) provided with the openings; the two guide shafts (32) are respectively positioned at two sides of the transmission mechanism and are parallel to each other.
4. The toothed belt bare engine adjusting mechanism according to claim 3, wherein the bare engine fixing seat (21) is disposed on the upper portion of the bare engine assembly (2), and the upper surface of the bare engine fixing seat (21) is fixedly connected to the toothed belt fixing clamp plate (43);
the upper surface of ray apparatus fixing base (21) is provided with direction shaft hole (211) in pairs, sets up in pairs direction shaft hole (211) respectively with two direction axle (32) sliding fit.
5. The toothed belt carriage adjustment mechanism according to claim 4, wherein the carriage mount (21) is symmetrical back and forth about a plane in which the axes of the two toothed pulleys (41) lie.
6. The toothed belt optical-mechanical assembly adjustment mechanism according to claim 5, wherein four guiding shaft holes (211) are provided, two guiding shaft holes (211) are respectively provided at two sides of the transmission mechanism, and the two guiding shaft holes (211) located at the same side of the transmission mechanism are arranged in a left-right symmetrical manner.
7. The toothed belt opto-mechanical assembly adjustment mechanism according to claim 1, characterized in that the distance between the centers of the fixing positions of the two toothed belt fixing clamps (43) on the toothed belt (42) is equal to half the length of the toothed belt (42).
8. The toothed belt carriage adjustment mechanism according to claim 1, wherein the toothed pulley cassette (31) is of an up-down symmetrical structure.
9. The toothed belt bare engine assembly adjustment mechanism according to claim 4, wherein the toothed belt wheel mounting box (31) is provided with an end surface of the opening that can be fitted with an end surface of the bare engine mounting (21) facing the toothed belt wheel mounting box (31).
10. The toothed belt bare engine assembly adjustment mechanism according to claim 3, wherein the toothed belt wheel mounting box (31) is provided with two guide shaft mounting holes, and the two guide shafts (32) can respectively extend into the two guide shaft mounting holes;
the bottom of the guide shaft mounting hole is provided with a spring, one end of the spring is fixedly connected with the guide shaft mounting hole, and the other end of the spring abuts against the end part of the guide shaft (32) extending into the guide shaft mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220830507.XU CN216956529U (en) | 2022-04-11 | 2022-04-11 | Tooth belt type optical machine assembly adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220830507.XU CN216956529U (en) | 2022-04-11 | 2022-04-11 | Tooth belt type optical machine assembly adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216956529U true CN216956529U (en) | 2022-07-12 |
Family
ID=82300848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220830507.XU Active CN216956529U (en) | 2022-04-11 | 2022-04-11 | Tooth belt type optical machine assembly adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216956529U (en) |
-
2022
- 2022-04-11 CN CN202220830507.XU patent/CN216956529U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11092772B2 (en) | Optical module and head-mounted display apparatus | |
| JP3433558B2 (en) | Display device | |
| JP7228584B2 (en) | Head-mounted augmented reality device with optical bench | |
| CN104317054B (en) | head-mounted display | |
| EP2985651B1 (en) | Image display device and display device | |
| WO2022127724A1 (en) | Camera module and electronic device | |
| CN216956529U (en) | Tooth belt type optical machine assembly adjusting mechanism | |
| CN107336105B (en) | A kind of compact-sized planetary polishing device | |
| WO2007145787A2 (en) | Binocular display having an adjustment system | |
| CN207571388U (en) | A kind of adjustable VR glasses | |
| CN110174779B (en) | Glasses with glasses | |
| KR20130041518A (en) | Massage module and massage apparatus having the same | |
| CN101219279B (en) | Movement mechanism for flexible eyeball rotation of humanoid robot | |
| CN116027512A (en) | Pupil distance adjusting mechanism and head-mounted display device | |
| WO2018119854A1 (en) | Display module and near-eye display device | |
| CN114442322A (en) | Interpupillary distance adjusting device and wearable equipment | |
| CN2576217Y (en) | Therapeutic instrument for myopia | |
| CN115248502B (en) | Adjusting structure for VR equipment | |
| CN114675423A (en) | Head-mounted display device | |
| CN217467356U (en) | Head-mounted display and head-mounted display system | |
| CN220691180U (en) | Pupil distance adjusting mechanism and near-to-eye display device | |
| CN219392383U (en) | Display device | |
| CN116880035A (en) | Head-mounted equipment | |
| CN216956528U (en) | Interpupillary distance adjusting mechanism of AR glasses | |
| CN116059075A (en) | Wearable lower limb exoskeleton robot and hip joint adjusting device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |