A portable projection device for marketing

Abstract

The invention discloses a portable projection device for marketing, which comprises a mounting plate. Mounting holes are provided at the four corners of the mounting plate, and the mounting holes at the four corners of the mounting plate are connected to one end of a connecting rod through a rotating shaft. The other end of the connecting rod is One end is connected to the fixed angle through a rotating shaft, and the back of the mounting plate is fitted with a protective case through a snap fit. An opening is provided in the middle of the upper end of the protective case, and a protective cover is provided at the opening of the upper end of the protective case through a rotating shaft. The inside of the protective cover A reflector is fixedly installed, and a projector is fixedly installed in the position corresponding to the opening inside the protective case, and a wireless network adapter, a signal converter, a central processing unit, and a data storage are fixedly installed on both sides of the projector, and the volume of the portable projection device for marketing is Small, easy to carry, can be used in combination with mobile phones, and provides a variety of data transmission methods, easy to install and use.

Description

technical field [0001] The invention relates to the technical field of projection equipment, in particular to a portable projection device for marketing. Background technique [0002] A projector, also known as a projector, is a device that can project images or videos onto a screen. It can be connected to a computer, VCD, DVD, BD, game console, DV, etc. through different interfaces to play the corresponding video signal. Projectors are widely used in homes, offices, schools and entertainment venues. In the marketing process, because people often need to display documents, and the location of the display is uncertain, it is necessary to move the projection equipment frequently. However, the existing projection equipment is large in size. , It is difficult to adjust, which is not conducive to carrying and quick installation and use. Contents of the invention [0003] The technical problem to be solved by the present invention is to overcome the existing defects and provide...

AI Technical Summary

Problems solved by technology

[0002] A projector, also known as a projector, is a device that can project images or videos onto a screen. It can be connected to a computer, VCD, DVD, BD, game console, DV, etc. through different interfaces to play the corresponding video signal. Projectors are widely used in homes, offices, schools and entertainment venues. In the marketing process, because people often need to display documents, and the location of the display is uncertain, it is necessary to move the projection equipment frequently. However, the existing projection equipment is large in size. , Difficult to adjust, not conducive to carrying and quick installation and use

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