CN108333760A - A kind of dust-proof new line display instrument - Google Patents
A kind of dust-proof new line display instrument Download PDFInfo
- Publication number
- CN108333760A CN108333760A CN201810062462.4A CN201810062462A CN108333760A CN 108333760 A CN108333760 A CN 108333760A CN 201810062462 A CN201810062462 A CN 201810062462A CN 108333760 A CN108333760 A CN 108333760A
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- China
- Prior art keywords
- babinet
- belt
- dust
- sliding
- turntable
- Prior art date
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0149—Head-up displays characterised by mechanical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The present invention provides a kind of dust-proof new line display instrument, when not in use, it can simultaneously be moved by driving mechanism drive belt and reflecting plate, when reflecting plate is stored to babinet, the opening of the lucky closed box of belt, avoid reflecting plate and projection light source by solar exposure or dust stratification, and the movement without controlling belt and reflecting plate respectively, use is more convenient.
Description
Technical field
The present invention relates to vehicle-mounted product technical field, more particularly to a kind of dust-proof new line display instrument.
Background technology
Instrument relevant information is projected on windshield by head-up display device (Head Up Display, HUD) to be a kind of
Device.Compared to traditional instrument board, driver, which need not bow, can see required important information, then can be with
See instrument relevant information while watching road conditions.The Chinese invention patent application of Publication No. CN106054382A discloses
A kind of head-up display device comprising：One accommodating shell, a projection plate component, a protection cap, a transmission mechanism and a switching
Mechanism.Transmission mechanism includes one first gear unit and one second gear unit.Switching mechanism is switched to drive first to pass
Moving cell or the second gear unit.Whereby, the first gear unit is switched mechanism driving, to drive protection cap relative to accommodating
Shell moves.Either the second gear unit is switched mechanism driving, to drive projection plate component to be moved relative to accommodating shell.
It follows that the head-up display device is cut by switching mechanism between existing driving protection cap and driving projection plate component
It changes, protection cap can not be driven to move while driving projection plate component, caused inconvenient for use.In use, it drives
Member is when meeting emergency, after driving projection plate component is housed in putting part body, often no time either forget
Switch over, to drive protection cap to move, so as to cause projection plate component and its internal component be easy by sunlight exposure or
It is dust attachment, in turn results in the damage of part.
Invention content
In view of the above problems, it is necessary to which a kind of dust-proof new line display instrument easy to use is provided.
In order to achieve the above objectives, the technical solution adopted in the present invention is：
A kind of dust-proof new line display instrument, including babinet, projection light source and reflecting plate, the babinet is interior to form a host cavity,
The projection light source is installed in the babinet；The inner wall of the babinet is equipped with circular orbit, is opened up at the top of the babinet
There are an opening, the opening to penetrate through the circular orbit to be connected to the host cavity of the babinet, the circular orbit is towards institute
State one inclined guide part of formation on the side of host cavity；The dust-proof new line display instrument further includes belt and driving mechanism, institute
It is set in the circular orbit with stating belt slip, several exposed holes is equipped at intervals on the belt, the belt is divided into
Several blocked areas and several exposed porose areas, several blocked areas and several exposed porose areas alternately divide along the length direction of the belt
Cloth；The driving mechanism includes fixing piece, turntable, rotating arm, sliding part, belt pulley and actuator, and the fixing piece is installed in
In the babinet, perforation is equipped with mounting hole on the fixing piece；The turntable is rotatably arranged in the mounting hole, the turntable
End face on be convexly equipped with an installation axle, and the center of rotation of the installation axle and the turntable is separately；The one of the rotating arm
End is rotatablely connected with the fixing piece, and the rotating arm is equipped with pilot hole and sliding eye, the pilot hole and the sliding eye
It is arranged along the length direction interval of the rotating arm, and the sliding eye pilot hole is close to the opening of the babinet；Institute
It states sliding part to be slidably installed on the fixing piece, the sliding part is equipped with protrusion, and the protrusion slidably plugs the cunning
Dynamic hole, the installation axle of the turntable slidably plug the pilot hole；It is installed in the babinet to the pulley rotation, and
The gearbox drive being installed in the babinet by one with the turntable is connect, and the belt pulley is in contact with the belt；
The side of the reflecting plate is rotatablely connected with the sliding part, and the other side of the reflecting plate is supported on the guide part；Institute
It states actuator to be drivingly connected with the turntable or the belt pulley, to drive the turntable and the pulley rotation, and then band
Move the sliding part one between the open position of the guide part and a closed position far from the guide part it is reciprocal
Movement, when the sliding part is located at the open position, the opening pair of wherein one exposure porose area and the babinet of the belt
Standard, and then the opening is opened, the side of the reflecting plate is stretched out along the guide part outside the opening, will be from the projected light
The information that source is transmitted carries out Projection Display；When the sliding part is located at the closed position, the reflecting plate is along the guide part
It slides into the babinet, a wherein blocked area for the belt is aligned with the opening of the babinet, and then closes the opening.
Further, the top of the fixing piece is equipped with slideway, and the bottom of the sliding part is correspondingly provided with sliding rail, the cunning
Rail is slidably matched with the slideway, with the motion guide to the sliding part.
Further, one of the slideway and the sliding rail are set as protruding rail, another to be set as being slidably matched with the protruding rail
Sliding slot.
Further, the protruding rail is dove-tail form protruding rail, and the sliding slot is dovetail groove.
Further, there are two supporting blocks for side interval projection of the reflecting plate far from the guide part, described two
Supporting block is located at the opposite sides of the sliding part, and described two supporting blocks are rotated by a rotation axis and the sliding part
Connection.
Further, it is equipped with the first driving gear, the second driving gear and transmission gear in the gear-box, described first
Driving gear is meshed by the transmission gear with the second driving gear, and the first driving gear passes through the first transmission
Axis is connect with the turntable rotation stop, and the second driving gear is connect by second driving shaft with the belt pulley rotation stop, described
Actuator is driven axis connection with described first, to drive the turntable to rotate by first transmission shaft；Or the actuator
It is connect with the second driving shaft, to drive the pulley rotation by the second driving shaft.
Further, the diameter of the second driving gear, the diameter of the transmission gear and the first driving gear
Diameter become larger successively.
Further, the angle of inclination of the guide part relative level is 82-87 °.
Due to the adoption of the above technical scheme, the invention has the advantages that：
The dust-proof new line display instrument of the present invention can pass through driving mechanism drive belt and the same luck of reflecting plate when not in use
Dynamic, when reflecting plate is stored to babinet, the opening of the lucky closed box of belt avoids reflecting plate and projection light source sudden and violent by sunlight
Solarization or dust stratification, and the movement without controlling belt and reflecting plate respectively, use are more convenient.
Description of the drawings
Fig. 1 is the structural schematic diagram of dust-proof new line display instrument in a better embodiment of the invention, and sliding part, which is in, to close
Closed position.
Fig. 2 is the vertical view of dust-proof new line display instrument shown in Fig. 1.
Fig. 3 is the structural schematic diagram of dust-proof new line display instrument shown in Fig. 1, and sliding part is in an open position.
Fig. 4 is the vertical view of dust-proof new line display instrument shown in Fig. 3.
Fig. 5 is the schematic side view of dust-proof new line display instrument in embodiment of the present invention.
Fig. 6 is the expanded schematic diagram of the belt of dust-proof new line display instrument in embodiment of the present invention.
In attached drawing, the dust-proof new line display instruments of 100-, 1- babinets, 11- shells, 12- annular partitions, 13- host cavities, 14- rings
Shape track, 15- openings, 16- guide parts, 2- projection light sources, 3- reflecting plates, 32- supporting blocks, 4- belts, 42- exposed holes, 44- hide
Keep off area, 46- exposure porose area, 5- driving mechanisms, 51- fixing pieces, 512- mounting holes, 514- slideways, 52- turntables, 521- installation axles,
53- rotating arms, 532- pilot holes, 534- sliding eyes, 54- sliding parts, 542- protrusions, 543- sliding rails, 55- belt pulleys, 56- gears
Case, 562- first drive gear, 564- second to drive gear, 566- transmission gears, 57- actuators, the first transmission shafts of 58-, 59-
Second driving shaft, 6- rotation axis.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
Can be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the Listed Items of pass.
Fig. 1 is referred to, a better embodiment of the invention provides a kind of dust-proof new line display instrument 100, including babinet 1, throwing
Shadow light source 2, reflecting plate 3, belt 4 and driving mechanism 5.
Please also refer to Fig. 2 to Fig. 4, in the present embodiment, babinet 1 is substantially square.Host cavity is formed in babinet 1
13, the inner wall of babinet 1 is equipped with circular orbit 14, specially：Babinet 1 include shell 11 and be fixed in shell 11 annular every
Plate 12, annular partition 12 surround circular orbit 14 jointly with shell 11.The top of babinet 1 offers an opening 15, the opening 15
Circular orbit 14 is penetrated through to be connected to the host cavity 13 of babinet 1.One is formed on side of the annular partition 12 towards host cavity 13 to incline
Oblique guide part 16.In the present embodiment, guide part 16 extends to the opening 15 of babinet 1.Projection light source 2 is installed in babinet 1
It is interior.In the present embodiment, projection light source 2 is arranged close to the opening 15 of babinet 1.
Belt 4 is slidably set in circular orbit 14, and please also refer to Fig. 6, several exposed holes are equipped at intervals on belt 4
42, belt 4 is divided for several blocked areas 44 and several exposed porose areas 46, several blocked areas 44 and several exposed porose areas 46 are along skin
It is alternately distributed with 4 length direction, that is, each blocked area 44 is located between adjacent two exposures porose area 46.
Driving mechanism 5 is installed in host cavity 13 comprising fixing piece 51, turntable 52, rotating arm 53, sliding part 54, skin
Belt wheel 55, gear-box 56 and actuator 57 (Fig. 5).Fixing piece 51 is substantially in one blocky, is installed in babinet 1, fixing piece 51
Upper perforation is equipped with mounting hole 512.Turntable 52 is rotatably arranged in mounting hole 512, and an installation axle is convexly equipped on the end face of turntable 52
521, and installation axle 521 and the center of rotation of turntable 52 are separately.One end of rotating arm 53 is rotatablely connected with fixing piece 51.Rotation
Arm 53 is equipped with pilot hole 532 and sliding eye 534, and pilot hole 532 and sliding eye 534 are set along the length direction interval of rotating arm 53
Set, and sliding eye 534 compared with pilot hole 532 close to the opening 15 of babinet 1.In the present embodiment, sliding part 54 is substantially in one piece
Shape, sliding part 54 are slidably installed on fixing piece 51.Sliding part 54 is equipped with protrusion 542, and protrusion 542 slidably plugs sliding
The installation axle 521 in hole 534, turntable 52 slidably plugs pilot hole 532.Belt pulley 55 is rotationally installed in babinet 1, and and skin
Band 4 is in contact.Belt pulley 55 is sequentially connected by the gear-box 56 being installed in babinet 1 with turntable 52.The side of reflecting plate 3 with
Sliding part 54 is rotatablely connected, and the side opposite with sliding part 54 of reflecting plate 3 is supported on guide part 16.Actuator 57 and belt pulley
55 are drivingly connected, and are rotated with driving belt pulley 55, and then are rotated by 56 driving disc 52 of gear-box.In the present embodiment,
Motor can be used in actuator 57.Actuator 57 can be rotated by 56 driving disc 52 of gear-box, to drive sliding part 54 one
It is moved back and forth between the open position and a closed position far from guide part 16 of guide part 16.Sliding part 54, which is located at, to be opened
When position, belt pulley 55 is moved using frictional force drives belt 4 along circular orbit 14, so that a wherein exposed hole for belt 4
Area 46 is aligned with the opening 15 of babinet 1, and then opens opening 15；The rotation of turntable 52 is to drive sliding part 54 to be transported towards guide part 16
Dynamic, reflecting plate 3 is rotated such that the side of reflecting plate 3 is stretched out along guide part 16 outside opening 15, will be transmitted from the projection light source 2
Information carry out Projection Display；When sliding part 54 is located at closed position, the rotation of turntable 52 is to drive sliding part 54 towards far from guiding
The direction in portion 16 moves, and reflecting plate 3 is rotated and slid into babinet 1 along guide part 16, and 55 drive belt 4 of belt pulley is along circular rails
Road 14 moves, so that a wherein blocked area 44 for belt 4 is aligned with the opening 15 of babinet 1, and then closes opening 15.
Please also refer to Fig. 5, it is equipped with the first driving gear 562, second in gear-box 56 and drives gear 564 and two transmissions
Gear 566, two transmission gears 566 are rotatably mounted in gear-box 56, and are intermeshed.First driving gear 562 is logical
Two transmission gears 566 are crossed to be meshed with the second driving gear 564.First driving gear 562 is by the first transmission shaft 58 and turns
52 rotation stop of disk connects, i.e., the first driving gear 562 is fixedly socketed in turntable 52 on the first transmission shaft 58；Second sliding tooth
Wheel 564 is connect by second driving shaft 59 with 55 rotation stop of belt pulley, i.e., the second driving gear 564 is fixedly covered with belt pulley 55
It is connected on second driving shaft 59.Actuator 57 is installed in babinet 1 and is drivingly connected with second driving shaft 59, to be passed by second
59 driving belt pulley 55 of moving axis rotates.
Fig. 5 is referred to, in the present embodiment, the top of fixing piece 51 is additionally provided with slideway 514, the bottom phase of sliding part 54
It should be equipped with sliding rail 543, sliding rail 543 is slidably matched with slideway 514, with the motion guide to sliding part 54.In the present embodiment,
Slideway 514 is set as sliding slot, and sliding rail 543 is set as the protruding rail being slidably matched with the sliding slot.It is appreciated that in other embodiments,
Also slideway 514 can be set as protruding rail, the sliding slot that sliding rail 543 is set as being slidably matched with the protruding rail.In the present embodiment, protruding rail
For dove-tail form protruding rail, sliding slot is dovetail groove, is undesirably fallen off to prevent on-slip road 514 and sliding rail 543.
Fig. 4 is referred to, in the present embodiment, there are two supports for side interval projection of the reflecting plate 3 far from guide part 16
Block 32, two supporting blocks 32 are located at the opposite sides of sliding part 54, and two supporting blocks 32 pass through a rotation axis 6 and sliding part
54 rotation connections.The setting of two supporting blocks 32 enables to the rotation of reflecting plate 3 more stable.
Referring again to Fig. 5, in the present embodiment, the diameter of the second driving gear 564, the diameter of transmission gear 566
And first driving gear 562 diameter become larger successively.
In the present embodiment, the angle of inclination of 16 relative level of guide part is 82-87 °, so that the fortune of reflecting plate 3
It is dynamic more smooth.
Dust-proof new line display instrument 100 is in use, actuator 57 drives belt pulley 55 to rotate, and by gear-box 56 with turn
Disk 52 rotates.Belt pulley 55 rotates drive belt 4 and is moved along circular orbit 14, so that wherein one exposure porose area 46 of belt 4
It is aligned with the opening 15 of babinet 1, and then opens opening 15；The rotation of turntable 52 drives rotating arm 53 to rotate, and rotating arm 53 rotates band
Dynamic sliding part 54 moves to open position towards guide part 16, in the process, the side of the rotation of reflecting plate 3 and reflecting plate 3
It is stretched out outside opening 15 along guide part 16, the information transmitted from projection light source 2 is subjected to Projection Display.It is dust-proof when that need not use
When new line display instrument 100, driving belt pulley 55 and turntable 52 rotate actuator 57 again.The rotation of turntable 52 drives 53 turns of rotating arm
Dynamic, the rotation of rotating arm 53 drives sliding part 54 to move to closed position towards the direction far from guide part 16, in the process, reflection
Plate 3 is rotated and is slid into babinet 1 along guide part 16, and 55 drive belt 4 of belt pulley is moved along circular orbit 14, so that belt
A 4 wherein blocked area 44 is aligned with the opening 15 of babinet 1, and then closes opening 15.
The dust-proof new line display instrument 100 of embodiment of the present invention, when not in use, can by 5 drive belt 4 of driving mechanism and
Reflecting plate 3 moves simultaneously, and when in the storage to babinet 1 of reflecting plate 3, the opening 15 of 4 lucky closed box 1 of belt avoids reflecting
Plate 3 and projection light source 2 are by solar exposure or dust stratification, and the movement without controlling belt 4 and reflecting plate 3 respectively, using more
It is convenient.
It is appreciated that transmission gear 566 is not limited to two in present embodiment, in other embodiments, driving cog
Wheel 566 may be set to be one or more.
It is appreciated that actuator 57 can also be drivingly connected with turntable 52, then pass through 55 turns of 56 driving belt pulley of gear-box
It is dynamic.
Above description is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair
Bright patent claim, it is all the present invention suggested by technical spirit under completed same changes or modifications change, should all belong to
In the covered the scope of the claims of the present invention.
Claims (8)
1. a kind of dust-proof new line display instrument, including babinet, projection light source and reflecting plate, the babinet is interior to form a host cavity,
It is characterized in that：The projection light source is installed in the babinet；The inner wall of the babinet is equipped with circular orbit, the babinet
Top offers an opening, and the opening perforation circular orbit with the host cavity of the babinet to be connected to, the circular rails
An inclined guide part is formed on side of the road towards the host cavity；The dust-proof new line display instrument further includes belt and driving
Mechanism is set in the circular orbit to the belt slip, several exposed holes is equipped at intervals on the belt, by the skin
Band is divided into several blocked areas and several exposed porose areas, and several blocked areas and several exposed porose areas are handed over along the length direction of the belt
For distribution；The driving mechanism includes fixing piece, turntable, rotating arm, sliding part, belt pulley and actuator, the fixing piece dress
It is located in the babinet, perforation is equipped with mounting hole on the fixing piece；The turntable is rotatably arranged in the mounting hole, described
An installation axle is convexly equipped on the end face of turntable, and the installation axle and the center of rotation of the turntable are separately；The rotating arm
One end and the fixing piece be rotatablely connected, the rotating arm is equipped with pilot hole and sliding eye, the pilot hole and the cunning
Dynamic hole is arranged along the length direction interval of the rotating arm, and the sliding eye pilot hole opening close to the babinet
Mouthful；The sliding part is slidably installed on the fixing piece, and the sliding part is equipped with protrusion, and the protrusion slidably plugs institute
Sliding eye is stated, the installation axle of the turntable slidably plugs the pilot hole；It is installed in the babinet to the pulley rotation
It is interior, and the gearbox drive being installed in the babinet by one with the turntable is connect, the belt pulley and the belt phase
Contact；The side of the reflecting plate is rotatablely connected with the sliding part, and the other side of the reflecting plate is supported in the guide part
On；The actuator is drivingly connected with the turntable or the belt pulley, to drive the turntable and the pulley rotation, into
And drive the sliding part one between the open position of the guide part and a closed position far from the guide part
It moves back and forth, when the sliding part is located at the open position, wherein one exposure porose area of the belt and opening for the babinet
Mouth alignment, and then the opening is opened, the side of the reflecting plate is stretched out along the guide part outside the opening, will be from the throwing
The information that shadow light source transmits carries out Projection Display；When the sliding part is located at the closed position, the reflecting plate is led described in
It is slid into the babinet to portion, a wherein blocked area for the belt is aligned with the opening of the babinet, and then described in closing
Opening.
2. dust-proof new line display instrument as described in claim 1, it is characterised in that：The top of the fixing piece is equipped with slideway, institute
The bottom for stating sliding part is correspondingly provided with sliding rail, and the sliding rail is slidably matched with the slideway, to be led to the movement of the sliding part
To.
3. dust-proof new line display instrument as claimed in claim 2, it is characterised in that：One of the slideway and the sliding rail are set
For protruding rail, another sliding slot for being set as being slidably matched with the protruding rail.
4. dust-proof new line display instrument as claimed in claim 3, it is characterised in that：The protruding rail is dove-tail form protruding rail, the cunning
Slot is dovetail groove.
5. dust-proof new line display instrument as described in claim 1, it is characterised in that：The reflecting plate far from the guide part one
The projection of side interval is there are two supporting block, and described two supporting blocks are located at the opposite sides of the sliding part, described two
Bracer is rotatablely connected by a rotation axis and the sliding part.
6. dust-proof new line display instrument as described in claim 1, it is characterised in that：The first sliding tooth is equipped in the gear-box
Wheel, the second driving gear and transmission gear, the first driving gear drive gear by the transmission gear and described second
It is meshed, the first driving gear is connect by the first transmission shaft with the turntable rotation stop, and the second driving gear passes through
Second driving shaft is connect with the belt pulley rotation stop, and the actuator is driven axis connection with described first, to pass through described first
Transmission shaft drives the turntable rotation；Or the actuator is connect with the second driving shaft, to pass through the second driving shaft
Drive the pulley rotation.
7. dust-proof new line display instrument as claimed in claim 6, it is characterised in that：The diameter, described of the second driving gear
The diameter of the diameter of transmission gear and the first driving gear becomes larger successively.
8. dust-proof new line display instrument as described in claim 1, it is characterised in that：The inclination angle of the guide part relative level
Degree is 82-87 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810062462.4A CN108333760A (en) | 2018-01-23 | 2018-01-23 | A kind of dust-proof new line display instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810062462.4A CN108333760A (en) | 2018-01-23 | 2018-01-23 | A kind of dust-proof new line display instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108333760A true CN108333760A (en) | 2018-07-27 |
Family
ID=62926500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810062462.4A Pending CN108333760A (en) | 2018-01-23 | 2018-01-23 | A kind of dust-proof new line display instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108333760A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110606416A (en) * | 2019-07-31 | 2019-12-24 | 苏州新里程电控系统有限公司 | Elevator control panel based on voice control |
| CN110967841A (en) * | 2019-12-20 | 2020-04-07 | 歌尔科技有限公司 | Adjustable lens module and head-mounted equipment |
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| US20030223133A1 (en) * | 2002-06-04 | 2003-12-04 | Raytheon Company | Method and system for deploying a mirror assembly from a recessed position |
| CN103210339A (en) * | 2010-09-18 | 2013-07-17 | 约翰逊控股公司 | Head-up display comprising a projection screen and a device for moving and positioning a projection screen, and method for operating such a head-up display |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110606416A (en) * | 2019-07-31 | 2019-12-24 | 苏州新里程电控系统有限公司 | Elevator control panel based on voice control |
| CN110967841A (en) * | 2019-12-20 | 2020-04-07 | 歌尔科技有限公司 | Adjustable lens module and head-mounted equipment |
| CN110967841B (en) * | 2019-12-20 | 2021-03-09 | 歌尔光学科技有限公司 | Adjustable lens module and head-mounted equipment |
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Application publication date: 20180727 |