Installation method of indoor door ladder sleeve

Measure the size of the door opening first, and determine the opening direction according to the stairway. The size of the door opening should be larger than the size of the installed door, and leave a certain margin (approximately, convenient for debugging and correction during installation.

Correct the door opening, the size of the door opening does not meet the requirements, and must be cut and leveled with iron gongs, steel chisels, cutting machines and other tools to meet the installation requirements.

During installation, put the door into the door opening, plug it tightly with wooden bolts around it, correct the horizontal and vertical degrees, debug whether it is flexible to open, then open the door leaf, drill the installation holes through the door frame installation hole with an electric hammer, and fasten them one by one with expansion bolts.

The depth of the expansion bolt into the wall should be 5cm, and the drill bit of the impact hammer should match the size of the expansion bolt. During the installation of the project, the owner or the builder shall mark the 50cm horizontal line or 100cm horizontal line, and the user shall determine the height of the floor tiles or floor for individual installation. After the door is installed, a certain amount of cement mortar needs to be poured into both sides of the door frame (generally more than 70%), and the repair of the wall mortar is completed by the user himself.

Indoor doors and windows are also a landscape of the home, many people choose trapezoidal sets when choosing door sets, so how to install it! Step 1: Measure the size of the door opening and determine the opening direction according to the stairway.

The size of the door opening should be larger than the size of the installed door, and leave a certain margin (approximately, convenient for debugging and correction during installation. Step 2: Correct the door opening, the size of the door opening does not meet the requirements must be cut and leveled with iron gongs, steel chisels, cutting machines and other tools to meet the installation requirements.

Step 3: Put the door into the door hole during installation, plug it tightly with wooden bolts around it, correct the horizontal and vertical degrees, debug whether it is open flexibly, then open the door leaf, drill the installation holes through the door frame installation hole with an electric hammer, and fasten them with expansion bolts one by one. The depth of the expansion bolt into the wall should be 5cm, and the drill bit of the impact hammer should match the size of the expansion bolt.

During the installation of the project, the owner or the builder shall mark the 50cm horizontal line or 100cm horizontal line, and the user shall determine the height of the floor tiles or floor for individual installation. After the door is installed, a certain amount of cement mortar needs to be poured into both sides of the door frame (generally more than 70%).

1. The assembly connection of the door sleeve should be tight, smooth and without black seams; The fixed fittings should be locked; The diagonal of the door sleeve should be correct, and the tolerance should be 1 mm within 2 meters, and more than 2 meters should be promised mm;

2. It is forbidden to use cement to fill the gap between the door frame and the wall, and it is best to fill it with styrofoam, followed by wood.

3. After the installation of the contact between the door frame and the ground, it is necessary to use anti-mildew building filler (in various colors) to fill the cage cover along the perimeter of the door frame.