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Anonymous users2024-01-24Ordinary anti-theft door installation is fixed by six expansion bolts, there are circular mounting holes in the door frame, cover with a cover, as long as the cover is removed, you can see the screws, you can use a socket wrench to remove the screws (generally more than 17 mm), after removing the screws, use a diameter of no more than 12 mm of steel bars to hold the remaining screw rod against it, and then take a hammer to smash it inward, until the screw rod enters the wall inside the door frame can be removed. (Only one side of the door can be smashed, and the other side can be directly out).
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Anonymous users2024-01-23"If you want to open in the middle, change it, and open it to both sides." One ladder and three households, buy two sets and one household. First, assuming a total of 4 doors, the anti-theft door is open.
A: Renovation and renovation. The original design of residential functions, now the new design of new functional space.
Small home design positioning, who lives? Who uses it? Big cities, community planning.
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Anonymous users2024-01-22It's easy to find a welder.
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Anonymous users2024-01-21First of all, prepare the relevant disassembly tools, such as hammers, wrenches, etc.; Then open the door and unscrew all the screws inside. Then clean up the debris on the side of the expansion screw, pull out the expansion screw, clean the cement and bricks around the door, and gently tap it with a hammer, so that you can slowly take out the security door.
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Anonymous users2024-01-20Hello dear, glad to answer for you. 1. Tools to prepare for door dismantling, including plug-in boards, electric hammers, hammers, crowbars, socket wrenches, etc. 2. Open the door first, then find the six expansion screw holes, open the expansion screw hole cover, clean the cement inside, and loosen the expansion screw.
3. Find the position of the corresponding expansion screw from the wall, clean up the cement and bricks on both sides of the expansion screw, and pull the expansion screw out of the expansion screw hole. 4. Clean up the cement and bricks around the door frame, knock lightly with a sledgehammer, and pull the door out of the door opening.
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"Cat's eye" is the common name of the door mirror, which is generally installed on the iron door of the home. When someone knocks on the door, the people in the house can see the outside through the door mirror, which is very clear when looking inside the house through the door mirror, but when looking inside the house from the outside, it becomes very blurry. So it allows people in the house to distinguish whether the people outside are acquaintances or robbers.
According to national standards. The steel plate of the door frame requires the above thickness. Above the steel plate of the door body. >>>More
Anti-theft stamp. The new national standard changes the original three grades of the security door to four grades of "A", "B", "C" and "D", with Grade A being the highest and decreasing in turn. The anti-vandalism time of Class A security door is not less than 30 minutes, Class B is not less than 15 minutes, Class C is not less than 10 minutes, and Class D is not less than 6 minutes. >>>More
Now there are many varieties of security doors on the market, and the quality is also uneven, even if it is a well-known big brand of products, it is divided into several grades, so I choose the security door to consider the following issues, the owner of the tower reference. >>>More