The floor drain is an important interface to connect the drainage pipe system and the indoor ground. As an important part of the drainage system in the house, its performance is directly affecting the quality of indoor air, which is very important for the odor control of the bathroom.So what are the points of the selection of ground leaks? How to repair the problem?
Select the main point of floor drain
1. CJ/T 186-2003 standards are only applicable to the floor drain used by general industries and civil buildings, and it is not suitable for special places such as anti-wave floor drain for private defense engineering, and explosion-proof floor drain for petrochemical enterprises.In addition to referring to this standard, the floor drain of special places should also meet the technical requirements of the relevant industries.
2. Water seal is one of the important features of water seal floor drain.When choosing, you should understand whether the water seal depth of the product is 50mm.Most of the side wall -type floor drains, mesh floor drain, and closed floor drain are generally not water -sealing; most of the anti -spot drain and multi -channel floor drain are mostly water -sealed. When selection, you should understand according to the manufacturers information.For water -sealing floor drain, the depth of water sealing in the floor drain should not be less than 50mm.This part can be configured by the floor drain manufacturer, or a construction unit of the installation of the floor drain.
3. The height of the floor drain can be adjusted, and the adjustment height is not less than 35mm to ensure that the floor drain level after the ground decoration is completed and the ground is flat.The waterproof wing ring is to do a good job of waterproofing the waterproofing when the floor drain is installed on the floor.Located in the underground garage car passage or the floor drain in the heavy place, its tweeter strength should meet the corresponding loads.
4. The structure of the ground leakage of water must be reasonable and smooth. The debris in the drainage should not be easily precipitated; the excessive surface area of ??each part should be greater than the cross -sectional area of ??the drainage pipe, and the minimum net width of the flow channel section should not be less than 10mm.
5. There are three types of floor drain connection: inheritance; thread; stuck.The size of the connection can be determined in accordance with the relevant regulations of the current state. 6) Anti -deodorant floor drain shall be preferred, and there are no ground leaks where there is no need for drainage.Builders leaks are not set up without setting up the land.
Floor drain maintenance
Flavor
Cause analysis: It may be that the water seal of the floor drain is not enough, which is easy to dry up, resulting in the smell in the drainage pipes in the room.
Solution: First, there may not be a backwater bend in the floor drain, just add one in; second, change to a floor drain of the same brand and specifications.But during construction, be careful not to destroy the waterproof layer.In addition, it is reminded that in use, water sealing should be prevented from getting dry, and water injection must be timely.If you leave for a long time, it is best to seal the ground with a lid.
Overflow
Cause analysis: It may be that the over -section of the floor drain is not smooth enough, the sewage cannot be passed quickly, or the constructor of the internal structure of the floor drain is hung with dirt such as hair and fiber.
Solution: The height of the floor drain is determined by the fabric method of the drainage system.Therefore, it is best to use the height of the floor drain to be within 200mm and within 120mm, and it must be drained side by side.The commonly used dark ways are two types of cushion tubes for the local sinking tube of the bathroom structure floor and the bathroom.In order to meet the requirements of the net high and ergonomics of the bathroom, the formers sinking clean air is 300mm, and the latters cushion height is 170mm.
Seepage
Solution: Open the floor tiles around the floor drain, dig out 3cm deep in the surrounding cement, and then seal it with "blocking the spirit". After 1 hour, do a closed water test to observe whether it is still seepage.

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