Why are the steps of stairs designed to be odd? Is there anything to say here?
First, it means auspiciousness
In ancient China, odd numbers were considered as positive numbers and even numbers as negative numbers. The sky is Yang and the earth is Yin.
second, the ladder is naturally comfortable.
The number of stairs is generally odd, which is in line with people's habits. The first step is the same as the last step.
Third, Feng Shui
The water supply for stairs must be odd. There are two sayings: the total water supply of a single row of stairs is odd. The other is that the total water supply of each floor is odd. The reason is that when people go up the stairs, their actions are entering, retreating, entering, retreating and entering, because the singular number is "entering" and the even number is "retreating". Therefore, people think that "entering Tianjin" means to recruit money, insurance and promotion.
1 in ancient China, odd numbers were considered as positive numbers and even numbers were considered as negative numbers. The sky is Yang and the earth is Yin. Singular people think it is auspicious, and the other is that the total water supply of each floor is singular. Because people's actions when climbing stairs are entering, retreating, entering, retreating and entering. Because the singular number is "enter" and the even number is "retreat". Therefore, people think that "Tianjin" means lucky and promotion. The steps are all single (odd) numbers, the odd number is the number of days, the stairs are trees, and there are slabs at the foot of the stairs and the stairs are combined (ground number), which means "heaven and earth are connected", and the slabs support the stairs to seek stability. People-oriented design, respect for folk customs, maximum respect for people's prayers for a better life.
double stairs, the number of steps of each stair is odd. The number of steps per staircase is usually more than 18 steps or less than 3 steps. Generally speaking, the number of arc staircases designed as odd numbers and special staircases with few or infrequent users may be slightly higher than that.
Stairs are passages through which you can go up and down two spaces smoothly. It must be designed in a reasonable structure. According to the standard, every step of the stairs should be 15 cm high and 28 cm wide. For designers, a thorough understanding and mastery of the size can facilitate the design of stairs and occupy the least space.
according to the actual situation, the height of stair tread must be less than 18 cm and the width must be greater than 22 cm. From the perspective of architectural art and aesthetics, stairs are the focus of vision and the highlight of the owner's personality.
1. Straight ladder-the most common, simplest and willful, with straight geometric lines, giving people a "hard" feeling. Straight ladders and platforms can also achieve curves.
2. Arc ladder-connecting the upper and lower parts with curves, which is beautiful and can be made wide, without the stiff feeling of straight ladder corner, and is the most comfortable one to walk.
3. Rotating staircase-occupies the smallest space, and the winding trend of hovering attracts many people.
when we choose a house, the size and height of the space have been decided, and it is difficult to change it. For the convenience and comfort of going up and down stairs, stairs need a reasonable slope. The slope of the stairs is too steep, which makes it inconvenient to walk and gives people a feeling of "danger". If it is easy to choose the elevation, you need a space where you can extend the stairs.