Yunzhicai aluminum alloy door and window installat

2022-07-22
  • Detail

Aluminum alloy doors and windows are the channels connecting rooms and the outside world, so the installation quality of doors and windows is particularly important. The acceptance of doors and windows mainly passes the appearance inspection, frame inspection, door and window lock inspection and opening inspection. Yunzhi colorful door and window editor will introduce it to you

I. inspection of door and window sashes

the surface quality of doors and windows directly affects the decorative effect of the whole wall after installation. The appearance inspection of doors and windows includes whether there are cracks on the surface, whether there is deformation and the installation inspection of window rubber. The following are the specific operations of the inspection:

1. The appearance inspection of doors and windows

look at the gloss of doors and windows from a distance, and see whether there is obvious uneven color on the surface of doors and windows. Then use a ruler to check the size of doors and windows for deformation. Look closely and touch with your hand to feel whether there are cut scratches on the surface of doors and windows

2. Inspection of door and window seals

the contact between the sealing strip and the glass and the glass notch should be flat, and it is not allowed to curl or fall off the groove. The pressure strip with the sealing strip must be tightly attached to the glass. There should be no obvious gap between the pressure strip and the profile, and the joint gap should be less than or equal to 1mm

II. Inspection of door and window frames

the installation of door and window frames directly affects the firmness of doors and windows. The inspection of door and window frames can be checked from their firmness, flatness and tightness

1. Check the vertical flatness of the frame

check the perpendicularity range of the door and window frame with a vertical measuring ruler. Generally, the allowable deviation of the perpendicularity of the front and side of the door and window frame is 2.5mm, the horizontal allowable deviation of the door and window transom is 2mm, the allowable deviation of the elevation of the door and window transom is 5mm, and the allowable deviation of the vertical deviation of the door and window from the center is 5mm

2. Tightness inspection of the connection with the wall

check whether the joints between the door and window frames and the wall are tight. The edges of the door and window frames can be checked by the combination of reflectors and expansion tubes

III. check the door and window lock

the door and window lock is related to the safety of the home. When checking the door and window lock, you should pay attention to whether it is firmly installed and whether the key rotates freely

1. Inspection of door and window lock installation

inspection of door and window lock, first check whether the installation position of door and window lock is correct and whether it is installed reversely. Check whether the two sides of the lock are installed correspondingly and whether there is dislocation. Then shake the door and window lock by hand to check whether it is loose

2. Check the use of door and window locks

check the flexibility of the door lock and whether the anti lock and unlocking actions can be carried out smoothly; Then check the window, close the window lock, push and move the window by hand, and check whether the window can be locked and not moved

IV. use inspection of doors and windows

the last step is to check the opening and use of doors and windows, including whether the doors and windows open and close smoothly and whether there is abnormal shaking after the doors and windows are locked

shake the doors and windows back and forth by hand to check whether the use of the doors and windows is normal, and feel whether the doors and windows are subject to abnormal resistance and sound during the shaking process; Then change the force of opening the window and check whether the doors and windows can withstand different forces. Close the doors and windows, and check whether the door and window leaves are correctly embedded with the frame. Generally, the gap between the doors and windows and the frame should not exceed 2mm

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