[China Aluminum Network] doors and windows is the channel connecting the room with the outside world, so its installation quality problems need to pay attention to the attention, and acceptance after the installation is also very important, you can through the appearance, borders, door locks and open, etc. The inspection to determine the quality of the doors and windows, there are many details need to pay attention to here, the following on the door and window installation acceptance for everyone to explain in detail. First, the door leaf window inspection The inspection of doors and windows is required to do a good job of surface inspection. The quality of doors and windows is directly related to the whole effect after installation. It not only affects the use but also the aesthetics. The appearance inspection mainly includes the problem of solid installation and surface. For cracks and deformations, the specific inspection methods are as follows: 1, doors and windows appearance inspection Look at the glossiness of the doors and windows from afar to see whether there are obvious color differences on the surface. Use a ruler to measure the size of the doors and windows to see if there is any deformation. Touch the surface of the door and window with close hands to see if there is no smoothness. Scratches. 2, door and window seal inspection Seal inspection is also part of the acceptance inspection of doors and windows. The contact between the sealing strip and the glass and glass notches shall be smooth, and shall not be crimped or grooved. The bead with the sealing strip must be completely tight with the glass, and the joint between the bead and the profile should be free from seams. Clear gap, joint gap should be less than or equal to 1mm. Second, door and window border inspection The installation of door and window frames is very important. The installation quality will directly affect the firmness of the doors and windows. The inspection of the frame should include the aspects of firmness, flatness, and sealing. 1, the vertical flatness check The inspection of the frame must be done when the door and window are installed and checked, and the verticality of the frame of the door and window frame is checked with a vertical measuring ruler. The allowable deviation of the normal and side verticality of the door and window frame is 2.5mm, and the horizontal allowable deviation of the horizontal frame of the door and window is 2mm. The allowable deviation of the frame height is 5mm, and the allowable deviation of the vertical deviation of the door and window is 5mm. 2, and the wall connection density inspection Check whether the frame of the door and window is tightly connected with the wall. You can use the mirror and telescopic tube as an auxiliary tool to help check. Third, check the doors and windows lock The lock of doors and windows is related to the safety of the home. When checking, special attention should be paid to whether or not the installation is firm and the key rotation is normal and flexible. 1, door and window lock installation inspection Door and window installation acceptance also includes the inspection of the door and window locks. First, check whether the installation position of the lower door and window locks is correct and whether they are installed. Check whether the two sides of the lock are installed and there is no misalignment. Then shake the door locks by hand to see if there is loosening. 2, the use of doors and windows lock check Look at the door lock for several times to see if it can be unlocked and unlocked. Check the window lock. After the lock is locked, push the window with your hand to see if it can lock and not slide. Fourth, the use of doors and windows inspection The inspection of the use of doors and windows is a step behind the acceptance of the installation of doors and windows. Check if there is any abnormality in the switch of the door and window, whether the opening of the door and window lock is normal and available. You can shake the door and window back and forth by hand to see if there are any problems such as abnormal ringing. Use different Try to open and close the doors and windows to see how strong the doors and windows are. After closing the doors and windows, check how tight the seal is. Under normal circumstances, the gap between the door, window, and frame should be within 2mm. Pointer Temperature Controller Pointer Temperature Controller,Pointer Temperature Control Meter,Heating Temperature Controller,Electronic Temperature Controller Yuyao Gongyi Meter Co.,Ltd. , https://www.yycj.com