Discount advertising light box what you don’t know
A discount advertising light box includes a light guide plate, a transparent plate and a locking device. The light guide plate is connected to the transparent plate through a locking device, and an advertising board is clamped between the light guide plate and the transparent plate; the locking device includes a connecting piece and a separate Threaded connection to the locking sleeves at both ends of the connector. The Discount advertising light box of this utility model connects the light guide plate and the transparent plate through a locking device, and by rotating the locking sleeve, the connector is separated from the threaded connection with the locking sleeve, and the connection The parts can be moved left and right in the locking sleeve, so that the light guide plate and the transparent plate are separated, and the gap between the light guide plate and the transparent plate can be formed to replace the advertising board. The advertising board can be replaced without disassembly, which is more convenient and faster. The large port is in contact with the light guide plate or the transparent plate to increase the contact area, and the screw connection between the locking sleeve and the connector is adjusted, and the light guide plate and the transparent plate are connected more tightly and firmly to prevent the advertising board from falling off.
The above is a brief introduction to the relevant little knowledge about a Discount advertising light box.