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Anonymous users2024-01-23There are many reasons for this: for example, the spring of your anti-theft door handle itself is built-in, but due to time, the elasticity of the spring decreases and it cannot bounce back, or the circlip on the handle is broken and cannot bounce back, you can disassemble it to see what the situation is.
The handles on the anti-theft doors are matching, and they cannot be changed casually, mainly because many handles are not universal.
Go to the decorative materials market to find a lock that specializes in selling locks, and the price is generally about dozens of yuan. Don't go to the locksmith company to give you a dead expensive one.
Changing the door handle of the security door is actually a very simple thing, as long as you have the tools, it can be done in 10 minutes. >>>More
It's not difficult to change yourself, just buy a handle for 20-30 yuan, normally to find a master to change, you have to pay 30-40 yuan for labor, the general hardware store people can change, if you don't change, it's best to buy it in a store near home, add some money and let the store come to the door to change.
From the inside of the security door, you can see that there are two screws in the position of the lock, open it with a screwdriver, you can remove the door handle inside, and you don't need to move outside, at this time, you can see that there is an iron pin 10cm long, and you can take the pin off it by hand, which is very simple. Then it is to change the iron pin from the original 10cm to make it yourself, you can go to the hardware store, and you can cut it off for a dollar). After the size is changed, you can put the iron pin back on, remember to put the iron pin on the doorknob first, and then install the doorknob, and put on the screws. >>>More