To provide an illumination lid plate device for covering a lighting equipment for a water tank which can prevent a short circuit of an LED plate and which enhances safety and durability in use.SOLUTION: The illumination lid plate device 10 of a water tank has a substrate 11, at least one LED plate 12, a plurality of cords 13, a waterproof glue layer, and a plug 15, which has a first side surface 111 and a second side surface 112, at least one first concave portion 1111 is formed on the first side surface 111, the LED plate 12 is attached to the first concave portion 1111 of the first side surface 111 of the substrate 11, and the cord 13 Are electrically connected to the LED board 12. The waterproof glue layer is installed in the first concave portion 1111 of the first side surface 111 of the substrate 11 so as to cover the LED plate 12, and the plug 15 is electrically connected to the LED plate 12 via the cord 13. When attaching the lighting lid plate device 10 to the water tub, moisture and water in the water tank do not hit the LED board 12 and adversely affect it.(FIG.【課題】LED板のショートを防ぐことができ、使用上の安全性や耐久性が高まる水槽用の照明設備を被覆する照明蓋板装置を提供する。【解決手段】水槽の照明蓋板装置10は、基板11と、少なくとも1つのLED板12と、複数のコード13と、防水グルー層と、プラグ15を有し、該基板11は、第一側面111及び第二側面112を備え、該第一側面111に少なくとも1つの第一凹部1111が形成され、該LED板12は、基板11の第一側面111の第一凹部1111に取り付けられ、コード13は、LED板12に電気接続される。該防水グルー層は、LED板12を被覆するように、基板11の第一側面111の第一凹部1111に設置され、該プラグ15は、コード13を介してLED板12に電気接続される。照明蓋板装置10を水槽に取り付ける時に、水槽の湿気や水がLED板12にはねたりして悪影響を及ぼすことがなくなる。【選択図】図2
