Projection box of mobile phone

Abstract

The invention relates to a projection box of a mobile phone. The projection box comprises a housing; and an inner cavity is formed in the housing. In addition, the projection box also consist of a plane mirror, a magnifying lens, a Finel lens, a drawer, a touch screen pen and a cross bar. The plane mirror and the magnifying lens are arranged at two opposite sides of the inner cavity; and the magnifying lens is arranged between the plane mirror and the Finel lens. The drawer is installed at the bottom of the inner cavity. A mobile phone placing part for placing a mobile phone is arranged at the bottom of the drawer; and the mobile phone placing part is located below the plane mirror when the drawer is closed, so that light emitted by the mobile phone can passes through the plane mirror, the magnifying lens, and the Finel lens successively to carry out projection. Holes are formed in two opposite side walls of the housing; the two ends of the cross bar are erected in the two holes movably; and the touch screen pen is fixedly connected to the cross bar. When the cross bar moves along the holes, the touch screen pen is abutted against a progress bar of a video played on the mobile phone screen. According to the projection box, a projected video can be speeded or played back, so that a convenient watching effect is realized. Moreover, a mobile phone can be taken out or placed by pulling the drawer, so that the operation becomes convenient.

Description

technical field [0001] The invention relates to projection equipment, in particular to a mobile phone projection box. Background technique [0002] Since Jobs brought the iPhone, the mobile phone has basically lost sight of the keyboard, and it looks more like a small display. The popularity of mobile phones has brought more entertainment to people. The current mobile phone is not limited to making calls. In addition to the function of sending text messages, there are also various functions such as watching movies, listening to music, surfing the Internet, and video chatting, etc., which bring infinite convenience to users. The size is small, no matter how big the screen is, it is not fun to watch dramas, so a small projection box was born, which uses a mobile phone to form a portable projection box. [0003] At present, existing projection boxes for mobile phones do not have fast forward or reverse playback functions. In the process of watching the projection, people cann...

AI Technical Summary

Problems solved by technology

[0003] At present, the existing mobile phone projection box does not have the function of fast forward or reverse

When people are watching the projection video, when the content of the projection video is not so exciting, they cannot choose to fast forward and skip, or it is inconvenient when they want to play back the exciting video. This will obviously affect people's emotions when watching the projection video, so that they cannot have a happy viewing mood

[0004] In addition, in the existing mobile phone projection box, when there are many items in the mobile phone projection box, it is very inconvenient to take out or place the mobile phone in the mobile phone projection box, and sometimes even knock off the installed items in the mobile phone projection box , which makes the mobile phone projection box more troublesome during use

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