CN108150797A - A kind of projecting apparatus mounting bracket - Google Patents
A kind of projecting apparatus mounting bracket Download PDFInfo
- Publication number
- CN108150797A CN108150797A CN201711380441.9A CN201711380441A CN108150797A CN 108150797 A CN108150797 A CN 108150797A CN 201711380441 A CN201711380441 A CN 201711380441A CN 108150797 A CN108150797 A CN 108150797A
- Authority
- CN
- China
- Prior art keywords
- projecting apparatus
- pinboard
- drag chain
- nut
- slide track
- 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.)
- Pending
Links
- 239000011159 matrix material Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/045—Allowing translations adapted to left-right translation movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
- F16M11/425—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels along guiding means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0084—Adjustable or movable supports with adjustment by linear movement in their operational position
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention provides a kind of projecting apparatus mounting brackets, can meet the requirement of China's shelter and van-type vehicle, can guarantee projecting apparatus by the effectively stable output of information.It includes the drag chain stent for being installed in matrix, slide track component, the drag chain stent, alongst horizontal direction is arranged in parallel slide track component, drag chain is placed in the drag chain stent, the output terminal of the drag chain is used to connect corresponding projecting apparatus, it further includes projecting apparatus pinboard, lower link, upper link, sliding equipment, the lower mounting plate of the projecting apparatus pinboard is used for affixed corresponding projecting apparatus, the lower part that the projecting apparatus pinboard passes through the affixed lower link of top installing plate, the top of the lower link connects the lower part of the upper link by shaft, the both sides that the upper link corresponds to the lower link are respectively arranged with arcuate socket, lock pin connects the correspondence both sides of arcuate socket and lower link respectively, the arcuate socket is located at the top arrangement of the shaft.
Description
Technical field
The present invention relates to the technical field of projecting apparatus installation, specially a kind of projecting apparatus mounting brackets.
Background technology
As the continuous development of each military power and iteration update, many van-type vehicles in China and shelter etc. need in the world
Projecting apparatus is installed to ensure effective transmission of information, it is to be improved in terms of the installation fixation of projecting apparatus.Existing shelter upslide
The mounting bracket of shadow instrument, is formed by pinboard and welding hook, on the connecting plate for hanging over bulkhead.Adopt the structure shape
Formula, it is inconvenient to be dismounted when projecting apparatus is installed on van-type vehicle and shelter, and hook fails to limit the degree of freedom of projecting apparatus, projects
Stability is poor during instrument use.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of projecting apparatus mounting bracket, China's shelter and van can be met
Requirement, can guarantee projecting apparatus by the effectively stable output of information.
A kind of projecting apparatus mounting bracket, it is characterised in that:It includes the drag chain stent, the slide track component that are installed in matrix, institute
Stating drag chain stent, slide track component, alongst horizontal direction is arranged in parallel, and drag chain is placed in the drag chain stent, described to drag
The output terminal of chain further includes projecting apparatus pinboard, lower link, upper link, skate machine for connecting corresponding projecting apparatus
Structure, for the lower mounting plate of the projecting apparatus pinboard for affixed corresponding projecting apparatus, the projecting apparatus pinboard passes through top
The lower part of the affixed lower link of installing plate, the top of the lower link are connected by shaft under the upper link
Portion, the both sides that the upper link corresponds to the lower link are respectively arranged with arcuate socket, and lock pin connects arcuate socket respectively
With the correspondence both sides of lower link, the arcuate socket is located at the top arrangement of the shaft, and the top of the upper link is affixed
There is the sliding equipment, the sliding equipment includes roof timbering, and the roof timbering corresponds to the both sides of the slide track component
Convex guide rail card slot is respectively arranged with, the guide rail card slot is clamped two side rails of the slide track component, the roof timbering
Lower central position under it is convex have connecting bracket, the connecting bracket is bolted connection the top of the upper link,
The end positions of the connecting bracket of the roof timbering are respectively arranged with sliding latch nut, and the slide track component corresponds to described
The position of sliding latch nut is provided with guiding elongated slot, and the sliding latch nut under sliding latch state presses the sliding rail
Component.
It is further characterized by:Default nut is provided in the guiding elongated slot, the default nut cannot rotate, institute
The screw rod for stating sliding latch nut gos deep into the guiding elongated slot and is threadedly coupled the default nut, under tightening state, the cunning
Dynamic lock-nut presses the lower face of the slide track component;
The top installing plate is specially L-type structure installing plate, including level board, vertical panel, the affixed institute of level board
The main body bearing of projecting apparatus pinboard is stated, the vertical panel is vertically arranged, and mounting hole, pinboard are provided on the vertical panel
The affixed vertical panel of lock-nut, lower link;
The arcuate socket is specially using shaft as the center of circle, the arcuate socket that radian is ± 15 °, can realize projecting apparatus horizontal angle
± 15 ° of adjustings of degree;
The size of the lower mounting plate of the projecting apparatus pinboard is adjusted according to the size of projecting apparatus to be installed to be set
Meter.
After applying the present invention, the lower part peace of projecting apparatus pinboard according to the projecting apparatus of different model and specification, can be changed
The size of loading board so that it is convenient for disassembly and assembly suitable for the projecting apparatus of various specifications, due to the presence of arcuate socket, it can realize projection
The a certain range of adjusting of instrument level angle, and due to the setting of drag chain stent, sliding equipment, slide track component, can realize throwing
Staying at random location of the shadow instrument in glide direction, carries out the work;Projecting apparatus mounting bracket is loaded on shelter product, in projecting apparatus
And in the case of projecting apparatus cable is respectively mounted completely, dismounting, the angular adjustment of projecting apparatus are carried out in parking and driving conditions
And locking experiment, the results showed that the installation capability of projecting apparatus is good, and locking is reliable, and stability is strong;The projecting apparatus mounting bracket, makes
It is easy to operate with convenience, it is functional, effectively ensure the normal use of instrument.
Description of the drawings
Fig. 1 is the three-dimensional figure structure schematic representation of the present invention;
Fig. 2 looks up figure structure schematic representation for the present invention's;
Fig. 3 is the side view partial enlargement structural representation of the present invention;
Fig. 4 is the main view partial enlargement structural representation of the present invention;
Title in figure corresponding to serial number is as follows:
Drag chain stent 1, slide track component 2, guide rail 21, be oriented to elongated slot 22, drag chain 3, projecting apparatus 4, projecting apparatus pinboard 5, under
Portion's installing plate 51, top installing plate 52, main body bearing 53, lower link 6, upper link 7, sliding equipment 8, roof timbering 81,
Guide rail card slot 82, connecting bracket 83, sliding latch nut 84, screw rod 85, shaft 9, arcuate socket 10, lock pin 11, default nut
12nd, level board 13, vertical panel 14, mounting hole 15, pinboard lock-nut 16.
Specific embodiment
A kind of projecting apparatus mounting bracket, is shown in Fig. 1-Fig. 4:It includes being installed in the drag chain stent 1 of matrix, slide track component 2, drags
Alongst horizontal direction is arranged in parallel for chain stent 1, slide track component 2, is placed with drag chain 3 in drag chain stent 1, drag chain 3 it is defeated
Outlet further includes projecting apparatus pinboard 5, lower link 6, upper link 7, sliding equipment for connecting corresponding projecting apparatus 4
8, the lower mounting plate 51 of projecting apparatus pinboard 5 for affixed corresponding projecting apparatus 4, by top installed by projecting apparatus pinboard 5
The lower part of the affixed lower link 6 of plate 52, the top of lower link 6 connect the lower part of upper link 7, upper link 7 by shaft 9
Arcuate socket 10 is respectively arranged with corresponding to the both sides of lower link 6, and lock pin 11 connects arcuate socket 10 and lower link 6 respectively
Corresponding both sides, arcuate socket 10 are located at the top arrangement of shaft 9, and the top of upper link 7 is connected with sliding equipment 8, sliding equipment 8
Including roof timbering 81, the both sides that roof timbering 81 corresponds to slide track component 2 are respectively arranged with convex guide rail card slot 82, guide rail
Card slot 82 is clamped two side rails 21 of slide track component 2, convex under the lower central position of roof timbering 81 to have connecting bracket 83, connection
Stent 83 is bolted connection the top of link, and the end positions of the connecting bracket of roof timbering 81 are respectively arranged with
Sliding latch nut 84, the position that slide track component 2 corresponds to sliding latch nut 84 are provided with guiding elongated slot 22, sliding latch shape
Sliding latch nut 84 under state presses slide track component 2.
It is oriented in elongated slot 22 and is provided with default nut 12, default nut 12 cannot rotate, the screw rod of sliding latch nut 84
85 are deeply oriented to elongated slot 22 and are threadedly coupled default nut 12, and under tightening state, sliding latch nut 84 presses slide track component 2
Lower face;
Top installing plate 52 is specially L-type structure installing plate, including level board 13, vertical panel 14,13 affixed throwing of level board
The main body bearing 53 of shadow instrument pinboard 5, vertical panel 14 are vertically arranged, and mounting hole 15, pinboard lock are provided on vertical panel 14
Only 16 affixed vertical panel 14 of nut, lower link 6;
Arcuate socket 10 is specially using shaft as the center of circle, the arcuate socket that radian is ± 15 °, unclamps lock pin 11, can realize
Projecting apparatus level angle ± 15 ° are adjusted, and it is the positioning for completing level angle position then to lock lock pin 11;
The size of the lower mounting plate 51 of projecting apparatus pinboard 5 is adjusted according to the size of projecting apparatus to be installed to be set
Meter.
Its operation principle is as follows:It according to the projecting apparatus of different model and specification, can change the lower part of projecting apparatus pinboard
The size of installing plate so that it is convenient for disassembly and assembly suitable for the projecting apparatus of various specifications, due to the presence of arcuate socket, it can realize throwing
Adjusting in the range of shadow instrument level angle ± 15 °, and due to the setting of drag chain stent, sliding equipment, slide track component, can realize
Staying at random location of the projecting apparatus in glide direction, carries out the work.
Specific embodiments of the present invention are described in detail above, but content is only the preferable implementation of the invention
Example, it is impossible to be construed as limiting the practical range of the invention.All impartial changes made according to the invention application range
Change and improvement etc., should all still belong within this patent covering scope.
Claims (5)
1. a kind of projecting apparatus mounting bracket, it is characterised in that:It includes the drag chain stent, the slide track component that are installed in matrix, described
Alongst horizontal direction is arranged in parallel for drag chain stent, slide track component, and drag chain, the drag chain are placed in the drag chain stent
Output terminal for connecting corresponding projecting apparatus, further include projecting apparatus pinboard, lower link, upper link, sliding equipment,
The lower mounting plate of the projecting apparatus pinboard is used for affixed corresponding projecting apparatus, and the projecting apparatus pinboard is installed by top
The lower part of the affixed lower link of plate, the top of the lower link connect the lower part of the upper link, institute by shaft
The both sides that link is stated corresponding to the lower link are respectively arranged with arcuate socket, and lock pin connects arcuate socket and lower company respectively
Connect the correspondence both sides of frame, the arcuate socket is located at the top arrangement of the shaft, and the top of the upper link is connected with described
Sliding equipment, the sliding equipment include roof timbering, and the both sides that the roof timbering corresponds to the slide track component are set respectively
Convex guide rail card slot is equipped with, the guide rail card slot is clamped two side rails of the slide track component, the lower part of the roof timbering
Convex under center to have connecting bracket, the connecting bracket is bolted connection the top of the upper link, the top
The end positions of the connecting bracket of board mount are respectively arranged with sliding latch nut, and the slide track component corresponds to the slide lock
Only the position of nut is provided with guiding elongated slot, and the sliding latch nut under sliding latch state presses the slide track component.
2. a kind of projecting apparatus mounting bracket as described in claim 1, it is characterised in that:It is provided in the guiding elongated slot default
Nut, the default nut cannot rotate, and the screw rod of the sliding latch nut gos deep into the guiding elongated slot and is threadedly coupled institute
State default nut, under tightening state, the sliding latch nut presses the lower face of the slide track component.
3. a kind of projecting apparatus mounting bracket as described in claim 1, it is characterised in that:The top installing plate is specially L-type
Structure installing plate, including level board, vertical panel, the main body bearing of the affixed projecting apparatus pinboard of level board is described to hang down
Straight panel is vertically arranged, and mounting hole, the affixed vertical panel of pinboard lock-nut, lower connection are provided on the vertical panel
Frame.
4. a kind of projecting apparatus mounting bracket as described in claim 1, it is characterised in that:The arcuate socket be specially using shaft as
The center of circle, the arcuate socket that radian is ± 15 °.
5. a kind of projecting apparatus mounting bracket as described in claim 1, it is characterised in that:The lower part peace of the projecting apparatus pinboard
The size of loading board is adjusted design according to the size of projecting apparatus to be installed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711380441.9A CN108150797A (en) | 2017-12-20 | 2017-12-20 | A kind of projecting apparatus mounting bracket |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711380441.9A CN108150797A (en) | 2017-12-20 | 2017-12-20 | A kind of projecting apparatus mounting bracket |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108150797A true CN108150797A (en) | 2018-06-12 |
Family
ID=62464025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711380441.9A Pending CN108150797A (en) | 2017-12-20 | 2017-12-20 | A kind of projecting apparatus mounting bracket |
Country Status (1)
Country | Link |
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CN (1) | CN108150797A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109177851A (en) * | 2018-09-19 | 2019-01-11 | 苏州江南航天机电工业有限公司 | Heavy Equipment Transporter |
CN111147697A (en) * | 2018-11-02 | 2020-05-12 | 广州灵派科技有限公司 | Intelligent wireless network camera |
CN111586386A (en) * | 2020-06-01 | 2020-08-25 | 光峰光电(无锡)有限公司 | Ultra-short-focus projection method capable of automatically focusing and bidirectionally correcting trapezoid |
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CN102354080A (en) * | 2011-09-26 | 2012-02-15 | 昆山泓杰电子有限公司 | Cantilever projector bracket |
KR101364977B1 (en) * | 2013-04-16 | 2014-02-20 | 주식회사 미동전자통신 | Car holder for electronic equipment |
CN104181765A (en) * | 2014-09-02 | 2014-12-03 | 潘爱松 | All-dimensional distance-adjustable suspension projector support |
CN204647767U (en) * | 2015-04-23 | 2015-09-16 | 李海涛 | A kind of projector floor stand |
CN204831189U (en) * | 2015-07-27 | 2015-12-02 | 东莞市龙天仪器设备有限公司 | X axle tow chain wiring structure among planer -type image measuring instrument |
CN106051423A (en) * | 2016-08-03 | 2016-10-26 | 四川马可视觉网络科技有限公司 | Projector hanging bracket |
CN205847404U (en) * | 2016-04-07 | 2016-12-28 | 中央电视台 | A kind of track and assembling track |
CN206036581U (en) * | 2016-08-29 | 2017-03-22 | 成都西华升腾科技有限公司 | Can realize projecting apparatus installing support of multidirectional adjustment |
CN206460248U (en) * | 2017-02-08 | 2017-09-01 | 绵阳昊天信息技术有限公司 | A kind of adjustable lifting laser-projector |
CN207687636U (en) * | 2017-12-20 | 2018-08-03 | 苏州江南航天机电工业有限公司 | A kind of projecting apparatus mounting bracket |
-
2017
- 2017-12-20 CN CN201711380441.9A patent/CN108150797A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102354080A (en) * | 2011-09-26 | 2012-02-15 | 昆山泓杰电子有限公司 | Cantilever projector bracket |
KR101364977B1 (en) * | 2013-04-16 | 2014-02-20 | 주식회사 미동전자통신 | Car holder for electronic equipment |
CN104181765A (en) * | 2014-09-02 | 2014-12-03 | 潘爱松 | All-dimensional distance-adjustable suspension projector support |
CN204647767U (en) * | 2015-04-23 | 2015-09-16 | 李海涛 | A kind of projector floor stand |
CN204831189U (en) * | 2015-07-27 | 2015-12-02 | 东莞市龙天仪器设备有限公司 | X axle tow chain wiring structure among planer -type image measuring instrument |
CN205847404U (en) * | 2016-04-07 | 2016-12-28 | 中央电视台 | A kind of track and assembling track |
CN106051423A (en) * | 2016-08-03 | 2016-10-26 | 四川马可视觉网络科技有限公司 | Projector hanging bracket |
CN206036581U (en) * | 2016-08-29 | 2017-03-22 | 成都西华升腾科技有限公司 | Can realize projecting apparatus installing support of multidirectional adjustment |
CN206460248U (en) * | 2017-02-08 | 2017-09-01 | 绵阳昊天信息技术有限公司 | A kind of adjustable lifting laser-projector |
CN207687636U (en) * | 2017-12-20 | 2018-08-03 | 苏州江南航天机电工业有限公司 | A kind of projecting apparatus mounting bracket |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109177851A (en) * | 2018-09-19 | 2019-01-11 | 苏州江南航天机电工业有限公司 | Heavy Equipment Transporter |
CN109177851B (en) * | 2018-09-19 | 2023-11-28 | 苏州江南航天机电工业有限公司 | Heavy equipment transportation device |
CN111147697A (en) * | 2018-11-02 | 2020-05-12 | 广州灵派科技有限公司 | Intelligent wireless network camera |
CN111586386A (en) * | 2020-06-01 | 2020-08-25 | 光峰光电(无锡)有限公司 | Ultra-short-focus projection method capable of automatically focusing and bidirectionally correcting trapezoid |
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