CN2328748Y - Interlinked lock for anti-theft door - Google Patents

Abstract

The utility model provides an interlinked lock for an anti-theft door, which is composed of an anti-theft door, a door frame and an anti-theft lock, wherein, an L-shaped angle iron with a hole is fixed on the edge of the anti-theft lock; a long hole whose width corresponds to the width of the L-shaped angle iron is vertically arranged on the adjacent door frame corresponding to the L-shaped angle iron; one side of the L-shaped angle iron with a hole can be inserted into the long hole of the door frame; a bolt of an anti-theft lock can penetrate through the door frame and penetrate into the hole on the L-shaped angle iron, interlinking the anti-theft door and the door frame together. The interlinked lock for anti-theft door of utility model has the advantages of reasonable design, simple structure, easy manufacturing, convenient operation, safety, theft protection, good performance, etc.

Description

The security door linked device

The utility model relates to a kind of architectural hardware, specifically a kind of security door linked device that is installed on the security door.

In the resident family security door has been installed generally at present, mostly be angle bar or hollow section and make the used material of security door, fixation anti-theft lock on security door then, the dead bolt of theftproof lock links together door and doorframe, the deficiency that the security door of this kind structure and theftproof lock in use exist is a poor stability, the robber can inject between the door and doorframe establish position, antitheft lock section sticking up thick stick, the dead bolt of theftproof lock is dialled from doorframe left, and makes security door and theftproof lock lose antitheft effect.

The purpose of this utility model provides a kind of effectively anti-security door linked device that sticks up.

The purpose of this utility model realizes in the following manner, on the position of security door installation theftproof lock, add an angle bar with holes, in addition, on anti-theft door frame, open a slotted hole suitable with the angle bar width, when security door cuts out, angle bar injects in the slotted hole on the doorframe, then in key with in dead bolt and the hole that also is through when doorframe is connected on the L shaped angle bar, doorframe is interlocked in together.

Accompanying drawing 1 is the structural representation of facing of security door linked device;

Accompanying drawing 2 is the plan structure schematic diagram of security door linked device.

Explain below with reference to Figure of description interlinked lock for anti-theft door of the present utility model being done.

Interlinked lock for anti-theft door of the present utility model, its structure are by antitheft door 1, doorframe 2 and antitheft Lock 3 consists of, and the edge of antitheft door 1 is fixed with one with holes 4 L shaped angle bar 5, with L shaped angle bar Vertically have a slotted hole 6 suitable with L shaped angle bar 5 width, L shaped angle on the 5 adjacent doorframes 2 The one side of iron 5 with holes 4 is inserted in the slotted hole 6 on the doorframe 2, and the dead bolt 7 of theftproof lock 3 sees through door Frame 2 is through in the hole 6 on the L shaped angle bar 5 antitheft door 1 and doorframe 2 is chained together.

Embodiment: its processing and fabricating of security door linked device of the present utility model is very simple and convenient, shown in the by specification accompanying drawing routinely the security door processing and fabricating get final product, theftproof lock is the commercially available prod.

The use of security door linked device of the present utility model is identical with the use of the security door of prior art, but safety is better, its reason is when security door cuts out, in the slotted hole on the L shaped angle bar reeve doorframe, dead bolt was through in the hole on the angle bar when key was connected dead bolt with doorframe, and doorframe is interlocked in together.

Interlinked lock for anti-theft door of the present utility model is compared with existing technology, and has reasonable in design, structure Simply, be easy to processing, the characteristics such as theftproof performance easy to use, safe is good, thereby, have very Good extension use value.

Claims (1)

1. security door linked device, comprise security door, doorframe and theftproof lock, the edge that it is characterized in that security door is fixed with a L shaped angle bar with holes, on the doorframe adjacent with L shaped angle bar vertical have one with the suitable slotted hole of L shaped angle bar width, L shaped angle bar one side with holes is inserted in the slotted hole on the doorframe, and the dead bolt of theftproof lock sees through doorframe and is through in the hole on the L shaped angle bar security door is interlocked in doorframe.

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