What is the structure of the ceiling on the ground and downstairs? Generally speaking, it refers to the ceiling, including the suspended ceiling. Generally speaking, the top of the floor is called the floor (the top layer is called the roof), and the back is called the ceiling. Ceiling, the part of the floor opposite to the ground.

the ceiling refers to the covering installed at the top of buildings (such as doors and windows) to keep out sunlight, rain and snow, and the material is canvas, resin, plastic and aluminum composite. The appearance forms of hanging ceiling are as follows.

connecting piece. Make the whole hanging ceiling into a straight or curved continuum. This kind of ceiling is often used in rooms with small indoor area or high requirements for cleanliness and light reflection, such as general living rooms, operating rooms, small classrooms, bathrooms, laundry rooms, etc.

hierarchical. In the same indoor space, according to the use requirements, the local suspended ceiling will be lowered or raised to form a layered small space with different shapes, or the suspended ceiling will be formed into different levels from the horizontal or vertical direction and the circumferential direction, and facilities such as lamp troughs and air outlets will be arranged by staggered floors.

Layered suspended ceilings are suitable for medium and large indoor spaces, such as activity rooms, auditoriums, restaurants, concert halls and gymnasiums. The People's Hall, built in China in 1959, is a 76×6-meter oval ceiling, which combines sound, light, electricity and air conditioning to form a three-layer circumferential wave dome.

Some concert halls are also made into movable layered hanging ceilings, and the reflection angle of the hanging ceilings and the indoor height are adjusted according to the different requirements for sound quality during performances of various programs.

three-dimensional style. The whole ceiling is divided into blocks according to certain rules or patterns, and prefabricated blocks with deep concave and convex shapes and ship-shaped, pyramid-shaped and box-shaped appearances are installed, which has a good sense of rhythm and rhythm. When arranging, various lamps, tuyeres, fire sprinklers and other facilities can be embedded as required.

this hanging ceiling has a diffusing effect on sound. Suitable for rooms of all sizes and uses, especially halls and recording studios.

suspended type. Hanging rods, plates or sheets under the structural layer to form a grid-shaped, well-grid-shaped or free-form suspended layer. The natural light or artificial lighting on the upper part, through the diffusion of the suspended layer pendant and the interleaving of light and shadow, has a uniform and soft illumination, rich in change and good sense of depth. Hanging ceilings are often used in rooms for entertainment activities.

it can enliven the atmosphere of indoor space. In some rooms with acoustic requirements, such as recording studios and gymnasiums, various sound-absorbing materials can be hung as needed.