The invention relates to the technical field of vehicle-mounted projectors, in particular to a vehicle-mounted projector with a pre-fixing mechanism and a using method thereof. The vehicle-mounted projector comprises a projector body, a monitoring device, a fixing device and a protection device, the monitoring device is arranged at the bottom end of the projector body, the monitoring device is fixedly connected with the projector body, the fixing device is arranged at the top end of the projector body, the fixing device is fixedly connected with the projector body, and the fixing device comprises a limiting frame; and the top end of the outer side of the projector body is fixedly connected with the limiting frame, and the right end of the outer side of the limiting frame is slidably connected with a positioning frame. According to the vehicle-mounted projector, a connecting frame, a third threaded shaft and a fourth threaded shaft are arranged, by means of the arrangement, in cooperation with sliding connection between the connecting frame and the positioning frame, spiral connection between the third threaded shaft and the limiting frame, sliding connection between the third threaded shaft and the positioning frame and spiral connection between the fourth threaded shaft and the connecting frame, when the vehicle-mounted projector is installed and debugged, pre-fixing of the projector body is achieved, and therefore installation and debugging of the projector body are facilitated.

    本发明涉及车载投影仪技术领域,尤其为一种具有预固定机构的车载投影仪及其使用方法,包括投影仪、监控装置、固定装置和防护装置,所述投影仪底端设有监控装置,且监控装置与投影仪固定连接,所述投影仪顶端设有固定装置,且固定装置与投影仪固定连接,所述固定装置包括限位架,所述投影仪外侧顶端固定连接有限位架,所述限位架外侧右端滑动连接有定位架,本发明中,通过设置的连接架、第三螺纹轴和第四螺纹轴,这种设置配合连接架与定位架的滑动连接、第三螺纹轴与限位架的螺旋连接、第三螺纹轴与定位架的滑动连接和第四螺纹轴与连接架的螺旋连接,在对装置进行安装和调试时,实现了投影仪的预固定,从而方便了投影仪的安装和调试。


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    Title :

    Vehicle-mounted projector with pre-fixing mechanism and using method of vehicle-mounted projector


    Additional title:

    一种具有预固定机构的车载投影仪及其使用方法


    Contributors:
    WU CHENGJIN (author)

    Publication date :

    2020-12-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F16M Rahmen, Gehäuse oder Grundplatten von Kraftmaschinen oder anderen Maschinen oder von Apparaten, nicht auf eine besondere Art von Maschine oder Apparat eingeschränkt, die anderweitig vorgesehen ist , FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM , Geräte oder Anordnungen zum Aufnehmen, Projizieren oder Betrachten von Fotografien



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