CN110715144A - Intelligent projector with rotating support - Google Patents
Intelligent projector with rotating support Download PDFInfo
- Publication number
- CN110715144A CN110715144A CN201910992874.2A CN201910992874A CN110715144A CN 110715144 A CN110715144 A CN 110715144A CN 201910992874 A CN201910992874 A CN 201910992874A CN 110715144 A CN110715144 A CN 110715144A
- Authority
- CN
- China
- Prior art keywords
- bracket
- cover plate
- groove
- connecting block
- shaped base
- 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
Images
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
- 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
- F16M11/041—Allowing quick release of the apparatus
-
- 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
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
-
- 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
- F16M11/20—Undercarriages with or without wheels
- F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs
-
- 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
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
-
- 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
-
- 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
- F16M2200/00—Details of stands or supports
- F16M2200/02—Locking means
- F16M2200/021—Locking means for rotational movement
- F16M2200/024—Locking means for rotational movement by positive interaction, e.g. male-female connections
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
Description
技术领域technical field
本发明 涉及投影仪技术领域,特别涉及一种带有旋转支架的智能投影仪。The present invention relates to the technical field of projectors, in particular to an intelligent projector with a rotating bracket.
背景技术Background technique
目前投影仪在使用时,如遇到地势不平稳或投影需求特殊的环境下,其无法进行良好的转动旋转调节,使得荧幕白布上的画面会出现歪斜的情况,使得投影效果大大降低,且没有适用于多种规格投影仪的支撑机构。At present, when the projector is in use, if it encounters an environment with unstable terrain or special projection requirements, it cannot perform good rotation and rotation adjustment, so that the picture on the white cloth of the screen will be skewed, which greatly reduces the projection effect. There is no support mechanism for projectors of various sizes.
专利号CN201320390708.3 公布了一种多功能智能投影仪,壳体;壳体内部设有处理器,MHL和无线网卡;壳体呈长方体,正面镶嵌有触摸屏,触摸屏的左上方设有长方体电源开关,电源开关下方设有长方体控制按钮,控制按钮下方设有手机插槽;壳体正面左侧上方设有双USB数据口,USB数据口下方设有通用电源接口;壳体正面右侧上方设有投影镜头,投影镜头下方设有电源开关;壳体正面上表面设有扫描笔,壳体正面上表面左端和壳体正面下表面左端设有可自锁旋转关节装置;以及壳体背面中间偏左下方设有外置喇叭,背面四角设有圆形凸起。设有USB数据口、扫描笔、无线网卡和触摸屏,USB数据口信号输出端连接至MHL信号输入端,有利于把纸上、移动储存设备内和网络上的文字、图片和视频直接投影;该申请投影仪虽实现了高效的投影功能,但在面对一些场地地势环境复杂的情况下没有适当的调节机构,使得投影工作局限性较大,为此,我们提出一种带有旋转支架的智能投影仪。Patent No. CN201320390708.3 discloses a multifunctional smart projector with a casing; a processor, an MHL and a wireless network card are arranged inside the casing; the casing is a cuboid, a touch screen is embedded in the front, and a cuboid power switch is arranged on the upper left of the touch screen , there is a cuboid control button under the power switch, and a mobile phone slot under the control button; there are dual USB data ports on the upper left side of the front of the case, and a universal power interface under the USB data ports; Projection lens, a power switch is arranged under the projection lens; a scanning pen is arranged on the upper surface of the front of the casing, a self-locking rotary joint device is arranged on the left end of the upper surface of the front of the casing and the left end of the lower surface of the front of the casing; and the middle of the back of the casing is lower left There are external speakers on the square, and rounded protrusions on the four corners of the back. It is equipped with a USB data port, a scanning pen, a wireless network card and a touch screen, and the signal output end of the USB data port is connected to the MHL signal input end, which is conducive to direct projection of text, pictures and videos on paper, in mobile storage devices and on the Internet; the Although the application projector has achieved efficient projection function, it does not have an appropriate adjustment mechanism in the face of complex terrain and environment of some sites, which makes the projection work more limited. projector.
发明内容SUMMARY OF THE INVENTION
本发明的主要目的在于提供一种带有旋转支架的智能投影仪,可以有效解决背景技术中的问题。The main purpose of the present invention is to provide an intelligent projector with a rotating bracket, which can effectively solve the problems in the background art.
为实现上述目的,本发明 采取的技术方案为:To achieve the above object, the technical scheme adopted by the present invention is:
一种带有旋转支架的智能投影仪,包括L型底座和托架,所述L型底座一端顶部通过阻尼转轴转动安装有安装块,所述L型底座另一端设有托架,所述托架一端固定设有连接块,所述连接块一端通过转动轴与安装块转动连接,所述托架顶部设有盖板,所述盖板底部一端拐角处均设有导向杆,所述托架顶部一端拐角开设有与导向杆对应的杆槽,所述托架底部和盖板顶部均通过螺栓安装有抽拉套,所述托架、盖板和抽拉套的端部均开设有抽拉槽,所述抽拉槽内设有抽拉杆,所述抽拉杆端部通过螺栓安装有限位板,所述托架与盖板之间设有智能投影仪。An intelligent projector with a rotating bracket includes an L-shaped base and a bracket, a mounting block is rotatably installed on the top of one end of the L-shaped base through a damping shaft, and the other end of the L-shaped base is provided with a bracket, and the bracket One end of the frame is fixed with a connecting block, and one end of the connecting block is rotatably connected to the mounting block through a rotating shaft. There is a rod groove corresponding to the guide rod at the corner of one end of the top, the bottom of the bracket and the top of the cover plate are equipped with pull-out sleeves through bolts, and the ends of the bracket, the cover plate and the pull-out sleeve are all provided with pull-out sleeves A pull-out rod is arranged in the pull-out groove, a limit plate is installed at the end of the pull-out rod through bolts, and an intelligent projector is arranged between the bracket and the cover plate.
进一步地,所述限位板与抽拉槽的端部固定扣设有拉力弹簧,所述拉力弹簧套设于抽拉杆上。Further, a tension spring is fixedly buckled at the end of the limit plate and the pull-out slot, and the pull-out spring is sleeved on the pull-out rod.
进一步地,所述托架和盖板上均贯穿开设有气槽,所述气槽内通过螺栓安装有散热风扇。Further, an air groove is formed through the bracket and the cover plate, and a cooling fan is installed in the air groove by means of bolts.
进一步地,所述安装块和连接块上均开设有对应的栓杆槽,所述安装块和连接块的栓杆槽插设有插栓,所述插栓和连接块上栓杆槽的端部均胶设有对应的吸磁块。Further, the mounting block and the connecting block are provided with corresponding bolt grooves, the bolts are inserted in the bolt grooves of the mounting block and the connecting block, and the ends of the bolt grooves on the bolt and the connecting block are inserted. There is a corresponding magnetic block on the part of the glue.
进一步地,所述托架两侧螺纹扭紧有与导向杆对应的扭紧旋钮,所述L型底座内底部插设有线缆收纳屉。Further, the two sides of the bracket are screwed with tightening knobs corresponding to the guide rods, and a cable storage drawer is inserted into the inner bottom of the L-shaped base.
与现有技术相比,本发明 具有如下有益效果:能够实现对多种规格的智能投影仪进行限位支撑,大大提高投影工作的灵活性,可实现对智能投影仪的多方位的转动调节,以便于人员在地势不平稳或投影需求特殊的环境下使用,提高投影工作使用的便利性。Compared with the prior art, the present invention has the following beneficial effects: it can realize limit support for intelligent projectors of various specifications, greatly improve the flexibility of projection work, and realize multi-directional rotation adjustment of intelligent projectors, It is convenient for personnel to use in environments with unstable terrain or special projection requirements, and improves the convenience of projection work.
附图说明Description of drawings
图1为本发明 一种带有旋转支架的智能投影仪的侧视结构示意图。Fig. 1 is a schematic side view of a smart projector with a rotating bracket of the present invention.
图2为本发明 一种带有旋转支架的智能投影仪的托架后视结构示意图。FIG. 2 is a schematic diagram of the rear view structure of a bracket of a smart projector with a rotating bracket according to the present invention.
图3为本发明 一种带有旋转支架的智能投影仪的托架侧视截面结构示意图。Fig. 3 is a schematic cross-sectional structural diagram of a bracket side view of a smart projector with a rotating bracket of the present invention.
图4为本发明 一种带有旋转支架的智能投影仪的插栓结构示意图。Fig. 4 is a schematic diagram of the plug structure of a smart projector with a rotating bracket of the present invention.
图中:1、L型底座;2、安装块;3、阻尼转轴;4、托架;5、盖板;6、导向杆;7、杆槽;8、连接块;9、转动轴;11、插栓;12、抽拉套;13、抽拉槽;14、抽拉杆;15、限位板;16、拉力弹簧;17、气槽;18、散热风扇;19、栓杆槽;20、吸磁块;21、线缆收纳屉;22、扭紧旋钮;23、智能投影仪。In the figure: 1. L-shaped base; 2. Mounting block; 3. Damping shaft; 4. Bracket; 5. Cover plate; 6. Guide rod; 7. Rod groove; 8. Connecting block; 9. Rotating shaft; 11 , plug; 12, pull sleeve; 13, pull groove; 14, pull rod; 15, limit plate; 16, tension spring; 17, air groove; 18, cooling fan; 19, bolt rod groove; 20, Magnetic block; 21. Cable storage drawer; 22. Tighten the knob; 23. Smart projector.
具体实施方式Detailed ways
为使本发明 实现的技术手段、创作特征、达成目的与功效易于明白了解,下面结合具体实施方式,进一步阐述本发明 。In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below in conjunction with the specific embodiments.
如图1-4所示,一种带有旋转支架的智能投影仪,包括L型底座1和托架4,所述L型底座1一端顶部通过阻尼转轴3转动安装有安装块2,所述L型底座1另一端设有托架4,所述托架4一端固定设有连接块8,所述连接块8一端通过转动轴9与安装块2转动连接,所述托架4顶部设有盖板5,所述盖板5底部一端拐角处均设有导向杆6,所述托架4顶部一端拐角开设有与导向杆6对应的杆槽7,所述托架4底部和盖板5顶部均通过螺栓安装有抽拉套12,所述托架4、盖板5和抽拉套12的端部均开设有抽拉槽13,所述抽拉槽13内设有抽拉杆14,所述抽拉杆14端部通过螺栓安装有限位板15,所述托架4与盖板5之间设有智能投影仪23。As shown in Figures 1-4, a smart projector with a rotating bracket includes an L-
其中,所述限位板15与抽拉槽13的端部固定扣设有拉力弹簧16,所述拉力弹簧16套设于抽拉杆14上。A
本实施例中如图3所示,通过拉力弹簧通过16的使用,能够使限位板15回拉,实现对智能投影仪23夹设。In this embodiment, as shown in FIG. 3 , through the use of the
其中,所述托架4和盖板5上均贯穿开设有气槽17,所述气槽17内通过螺栓安装有散热风扇18。Wherein, the
本实施例中如图3所示,散热风扇18便于人员对托架4和盖板5之间的智能投影仪23进行散热,以提高智能投影仪23工作的稳定性。In this embodiment, as shown in FIG. 3 , the
其中,所述安装块2和连接块8上均开设有对应的栓杆槽19,所述安装块2和连接块8的栓杆槽19插设有插栓11,所述插栓11和连接块8上栓杆槽19的端部均胶设有对应的吸磁块20。Wherein, the
本实施例中如图3、4所示,吸磁块20能够使插栓11与连接块8上的栓杆槽19插设连接更稳定。In this embodiment, as shown in FIGS. 3 and 4 , the
其中,所述托架4两侧螺纹扭紧有与导向杆6对应的扭紧旋钮22,所述L型底座1内底部插设有线缆收纳屉21。The two sides of the
本实施例中如图1所示,线缆收纳屉21便于人员将智能投影仪23所需使用的线缆工具进行收纳,提高人员使用的便携性。In this embodiment, as shown in FIG. 1 , the
需要说明的是,本发明 为一种带有旋转支架的智能投影仪,工作时,人员通过导向杆6和杆槽7将托架4和盖板5的间距调节至智能投影仪23对应的高度,并将智能投影仪23嵌设于托架4和盖板5之间,再通过扭紧旋钮22对导向杆6的使用位置进行扭紧限位,并分别将托架4、盖板5和抽拉套12的抽拉槽13内的抽拉杆14拉出,利用抽拉杆14的限位板15对智能投影仪23的前侧和两侧进行卡设限位,通过拉力弹簧通过16的使用,能够使限位板15回拉,实现对智能投影仪23夹设,以提高对智能投影仪23的固定,使其放置更加稳定,进而实现对多种规格的智能投影仪23进行限位放置,使得投影支撑工作更加灵活;通过阻尼转轴3和转动轴9的使用,能够使托架4和盖板5之间的智能投影仪23进行多方位转动,阻尼转轴3便于安装块2转动后能够能够进行阻尼定位,且通过插栓11对安装块2和连接块8上栓杆槽19的插设,人员可对转动调节后的托架4进行限位固定,吸磁块20能够使插栓11与连接块8上的栓杆槽19插设连接更稳定,可有效避免插栓11意外脱落,散热风扇18便于人员对托架4和盖板5之间的智能投影仪23进行散热,以提高智能投影仪23工作的稳定性。It should be noted that the present invention is an intelligent projector with a rotating bracket. During operation, the personnel adjust the distance between the
以上显示和描述了本发明 的基本原理和主要特征和本发明 的优点。本行业的技术人员应该了解,本发明 不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明 的原理,在不脱离本发明 精神和范围的前提下,本发明 还会有各种变化和改进,这些变化和改进都落入要求保护的本发明 范围内。本发明 要求保护范围由所附的权利要求书及其等效物界。The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have Various changes and modifications fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910992874.2A CN110715144A (en) | 2019-10-18 | 2019-10-18 | Intelligent projector with rotating support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910992874.2A CN110715144A (en) | 2019-10-18 | 2019-10-18 | Intelligent projector with rotating support |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110715144A true CN110715144A (en) | 2020-01-21 |
Family
ID=69211920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910992874.2A Pending CN110715144A (en) | 2019-10-18 | 2019-10-18 | Intelligent projector with rotating support |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110715144A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112859495A (en) * | 2021-02-24 | 2021-05-28 | 盐城工学院 | Portable projecting apparatus convenient to adjust |
CN113090880A (en) * | 2021-03-18 | 2021-07-09 | 伍聚军 | Teaching video projection equipment for hotel training |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108036172A (en) * | 2017-12-19 | 2018-05-15 | 梁玉燕 | A kind of more preferable electronic product support device of fixed effect |
CN207932017U (en) * | 2018-01-26 | 2018-10-02 | 广东容祺智能科技有限公司 | A kind of unmanned plane night searchlighting and projection arrangement |
CN207930142U (en) * | 2018-03-15 | 2018-10-02 | 上海蓬渤机电设备有限公司 | A kind of precision resistance source of welding current |
CN109119698A (en) * | 2018-08-29 | 2019-01-01 | 陈明亮 | A kind of polymer soft package lithium battery encapsulation stationary fixture |
CN208735206U (en) * | 2018-09-20 | 2019-04-12 | 武汉创展云图科技有限公司 | A kind of packaged type 3-D image hologram display device |
CN211145830U (en) * | 2019-10-18 | 2020-07-31 | 江苏吉祥星智能科技有限公司 | Intelligent projector with rotating support |
-
2019
- 2019-10-18 CN CN201910992874.2A patent/CN110715144A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108036172A (en) * | 2017-12-19 | 2018-05-15 | 梁玉燕 | A kind of more preferable electronic product support device of fixed effect |
CN207932017U (en) * | 2018-01-26 | 2018-10-02 | 广东容祺智能科技有限公司 | A kind of unmanned plane night searchlighting and projection arrangement |
CN207930142U (en) * | 2018-03-15 | 2018-10-02 | 上海蓬渤机电设备有限公司 | A kind of precision resistance source of welding current |
CN109119698A (en) * | 2018-08-29 | 2019-01-01 | 陈明亮 | A kind of polymer soft package lithium battery encapsulation stationary fixture |
CN208735206U (en) * | 2018-09-20 | 2019-04-12 | 武汉创展云图科技有限公司 | A kind of packaged type 3-D image hologram display device |
CN211145830U (en) * | 2019-10-18 | 2020-07-31 | 江苏吉祥星智能科技有限公司 | Intelligent projector with rotating support |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112859495A (en) * | 2021-02-24 | 2021-05-28 | 盐城工学院 | Portable projecting apparatus convenient to adjust |
CN113090880A (en) * | 2021-03-18 | 2021-07-09 | 伍聚军 | Teaching video projection equipment for hotel training |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9746753B2 (en) | Projector with embedded electric suspension arm | |
CN110715144A (en) | Intelligent projector with rotating support | |
US11226656B2 (en) | Computer | |
CN112205755B (en) | A graphic design drawing device | |
CN210897881U (en) | Adjustable computer USB expansion device | |
CN211145830U (en) | Intelligent projector with rotating support | |
CN210274525U (en) | Flat plate type bass loudspeaker | |
CN209196466U (en) | A kind of computer display screen support device | |
CN209299626U (en) | Storage cabinet for computer network equipment | |
CN202735663U (en) | Multimedia playing projection device with support frame | |
CN216520649U (en) | Display screen device | |
CN208255764U (en) | A kind of visualization mixing type data reproducing device | |
CN210014194U (en) | Display handle support | |
CN214147333U (en) | Projector convenient to install and fix | |
CN210776143U (en) | Display platform with dynamic projection function | |
CN208107562U (en) | A kind of foldable projector mount device of portable multifunctional | |
CN219867052U (en) | Multifunctional display bracket | |
CN218338905U (en) | Dance physique trainer | |
CN219712861U (en) | Demonstration projection device | |
CN218471253U (en) | Computer motherboard mount | |
CN209709924U (en) | One kind can space-saving power supply adaptor | |
CN211857169U (en) | A literary projection device with multi-screen display function | |
CN210398199U (en) | Screen fixing support | |
CN209801021U (en) | A base for a computer-based information visualization device | |
CN204360088U (en) | A kind of Novel multifunctional portable formula projector apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200121 |
|
WD01 | Invention patent application deemed withdrawn after publication |