| 摘要 |
PROBLEM TO BE SOLVED: To obtain a embedded in ceiling type distribution board which can make the space of a ceiling effectively utilized and can be mounted in the ceiling with high workability, by putting the main body frame of the board in an opening provided in the ceiling, by fitting the frame to the main body of the ceiling and attaching an equipment housing box in a state where the equipment can be operated through the opening to the main body frame and through an openable door to the opening. SOLUTION: An embedded ion ceiling type distraction board is provided with a main body frame 1, an equipment housing box 2, and a door frame 3. The frame 1 is formed in a short cylinder, having an opening similar the a rectangular opening 5 formed into the material 10 of the ceiling and fixed to the ceiling with handing bolts 6 hung from the main body 4 if the ceiling. The box which houses an equipment 9, so that the equipment 9 can be operated through the opening 5, is attached to the main body frame 1, and the door frame 3 is fitted to the opening 5. Then an openable door 33 is attached to the frame 3. Therefore, the space of the ceiling can be utilized effectively, and at the same time, the distribution board can be attached to the ceiling with high workability, because the frame 1, box 2, and frame 3 can be successively fitted to the ceiling at a job site. |
