Button type antitheft door handle

Abstract

The invention discloses a button-type anti-theft door handle, which comprises a fixed disk, a shaft sleeve, a handle, a rotating shaft and a spring. The shaft sleeve includes a cap body, a hollow tube and a positioning disk. Beyond the outer edge of the positioning plate, a handle is inserted in the sleeve, the handle includes a long rod located outside the sleeve and a short rod located inside the sleeve, the end of the short rod is provided with a second square groove, and the fixed plate includes a concentric lower plate And the upper plate, the upper plate is hollow inside and has a spring inside, the upper wall center of the upper plate is provided with an upper through hole, and the outer edge of the upper through hole is connected with two symmetrical square holes, and the shaft sleeve is pierced with a rotating shaft. Shape shaft and square shafts on both sides, wherein the square shaft on one side is positioned in the second square groove, and the square shaft on the other side passes through the fixed disk and extends into the rotating disk. The button-type anti-theft door handle of the present invention has a safety lock function, which can prevent outsiders from opening the door lock with an unlocking tool through the cat's eye hole to carry out burglary.

Description

technical field [0001] The invention relates to the technical field of household door handles, in particular to a button-type anti-theft door handle. Background technique [0002] Now the anti-theft doors of many families are equipped with peepholes, which are convenient for the owner to observe the situation outside the door, but unexpectedly this has become a loophole for thieves to burglary. Thieves use the cat's eye peeping mirror to check the interior decoration and personnel situation, and then unscrew the cat's eye insertion tool to open the anti-theft door. That is to say, someone can successfully open the anti-theft door in less than two minutes through the peephole. At present, most of the door handles used on the market are one for the inside and one for the inside and outside, and are used in pairs. The outside door handle can only be turned when the lock is opened to effectively open the entry door; In this state, the door can be opened by turning it. There ar...

AI Technical Summary

Problems solved by technology

The second is to consider convenience, if the door lock that is opened from the inside to the outside is also designed as a form that is opened from the outside to the inside, every time the user has to unlock the door first through the key, etc., and then open the door, it will waste a lot of time and bring serious problems. big inconvenience

In view of these two reasons, the door lock is designed in the above-mentioned opening form, which increases the risk

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