First, indoor staircase design requires a clearance of more than two meters from the height of the steps to the ceiling, and the height should not be less than 1.8 meters, otherwise it will create a sense of oppression.

Second, the distance between the railings: The distance between the centers of the two railings should be 8 cm and no more than 12.5 cm to prevent children from sticking their heads out of the gap.

Fourth, the handrail height of indoor stair design: to the waist position, 85~90 cm, the diameter of the handrail is preferably 5.5 cm.

Fifth, the step height and depth of indoor staircase design: the step height should be 15~18 cm, and the step depth should be 22~27 cm. The number of steps is about 15 steps. If it is too high, you may need to set up a stair rest platform.

Sixth, interior staircase design Stair width: When the side is open to the sky, the clear width should not be less than 75 cm; when there are walls on both sides, the clear width should not be less than 90 cm.

Seventh, indoor staircase design safety: Stair parts should be smooth and rounded, without protruding or sharp parts. For families with children and elderly people, the slope of the stairs should be gentle and the rotation angle should not be too large; anti-slip measures should be taken on the stair treads, such as anti-slip strips, anti-slip mats, anti-slip grooves, etc.

Eighth, indoor stair design lighting: too dark lights are not conducive to walking safety, and too bright lights can easily cause glare. Therefore, the lighting of the stairs should be soft and clear.

Ninth, interior staircase design style: The design of the stairs should be consistent with the decoration style.

Tenth. Noise issues in indoor stair design: It is related to the connection of various components of the pedals. Excessive noise should not be produced during use to avoid affecting family members