What is the classification and acceptance criteria of the ceiling keel

The ceiling keel plays a very important role in the decoration of the ceiling, it is the skeleton of the ceiling, which plays the function of modeling and load-bearing. It is connected to the floor slab by means of a screw rod and is used to fix the ceiling or objects. The following classification and acceptance criteria of the ceiling keel will help you understand more clearly what the ceiling keel is.

1. Classification of ceiling keel 1, ceiling keel is the ceiling we often see, especially the modeling ceiling, which is made of light steel keel and then covered with gypsum board; 2. According to the different production materials, it can be divided into wooden keel, light steel keel, aluminum alloy keel, and steel keel; 3. According to the use of parts, it can be divided into ceiling keel, vertical wall keel, paving keel and hanging keel; 4. According to the different decoration construction technology, there are load-bearing and non-load-bearing keels (i.e., the keel of the master and the keel of the non-man); 5. According to its model, specification and use, there are T-row, C-shaped, U-shaped keel, etc. 6. Ceiling keels are generally commonly used as wooden keels and iron keels (light steel keels). The light steel keel is very good, it will not be damp and deformed, but it is not convenient to do modeling, so there are many people who use wooden keels for home decoration, because it is convenient to do various shapes, but it is necessary to brush with moisture-proof and arson paint.

You can use white pine wood for wooden ceilings Second, ceiling keel materials and finished product acceptance standards 1, wooden keel without knots, wooden keel length should be firmly connected, boom and wooden keel, floor slab firmly connected; 2. The keel should be coated with fireproof and corrosion-resistant coatings; 3, the ceiling keel to consider the future sagging, so after installation, the center should be arched 1 200 according to the short side;4. Where there are lampshades, curtain boxes and other positions, the keel should be added, and the ceiling fan shall not bear the force on the keel; 5. The cover panel should be flat, without warping, peeling, degumming, etc., if there is parquet, the pattern should be designed according to the regulations. 3. Acceptance criteria for light steel keel ceiling 1, the selected light steel keel should meet the design requirements and ensure quality; 2. All spare parts and keels in the ceiling should be galvanized; 3. The keel, boom and connector should be in the correct position, the material should be smooth, straight, firmly connected, and not loose; 4. Where there is a suspended load-bearing part, the transverse secondary keel must be added; 5. The boom shall not exceed 300mm from the end of the main keel; 6. The allowable deviation standard of quality can refer to the wooden ceiling.