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Novel lock

A lock, a new type of technology, applied in the field of locks with double insurance functions, which can solve the problems of matching, easy to be blocked by foreign objects, and broken by drilling.

Inactive Publication Date: 2009-10-14
赵孟杰
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Also have as the patent No.: 02134708.5 " the padlock of tool cylinder lock and code lock double function and replaceable lock cylinder " is exactly the combination of cylinder lock and code lock in fact, except that cost is higher, it is also not very convenient to use, Moreover, the key hole is exposed, so it is easy to be blocked by foreign objects; moreover, the lock cylinder is made of copper, which is easy to be drilled by criminals, or it can be opened by a master key to achieve the purpose of breaking into the door.

Method used

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Embodiment Construction

[0011] The present invention is characterized in that the safety protection plate covering the keyhole can be opened outwards, and can also be opened in multiple directions up, down, left, and right. The password input mode of the combination lock of the present invention can be a rotary type or a button type.

[0012] The present invention will be described in detail below with reference to the accompanying drawings.

[0013] refer to figure 1 The password wheel 3 can be rotated, and the password is input by rotating the password wheel 3. Before the key hole 5, a safety shield 1 is installed, and only when the code that the code wheel 3 turns to is correct, the safety shield 1 is opened. Keyhole 5 just shows. The safety protection plate 1 can be made of heat-treated steel.

[0014] refer to figure 2 No keyhole (5) was exposed outside when the lockset was closed, and the key lock (4) was behind the combination lock (6). Thereby, the lockset is not easy to be drilled by ...

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Abstract

The invention relates to a novel lock comprising a safety protection board, a password lock, a password wheel, a key lock, and the like. A key hole on the key lock is blocked by the safety protection board installed in the front; the key hole is hidden behind the protection board; and the opening and closing of the safety protection board is controlled by the password lock beside the safety protection board. The key hole of the novel lock is not exposed, so that the lock can not be easily drilled by criminals or unlocked by a master key, therefore, the protection is enhanced; and the novel lock is safe and practical and can be used in various doors, warehouses, safes and the like.

Description

technical field [0001] The invention relates to the technical field of locks, in particular to a lock with double safety functions. Background technique [0002] In the prior art, generally only key locks are installed on doors, cabinets, boxes, etc., and coded locks are only installed for important departments and special purposes. Such as safes or vaults, etc. are equipped with key locks and combination locks, but both are separate. Also have as the patent No.: 02134708.5 " the padlock of tool cylinder lock and code lock double function and replaceable lock cylinder " is exactly the combination of cylinder lock and code lock in fact, except that cost is higher, it is also not very convenient to use, And the keyhole is exposed, so it is easy to be blocked by foreign matter; moreover, the lock cylinder is made of copper, which is easily drilled by criminals, or is opened by a master key to achieve the purpose of breaking into the door. Contents of the invention [0003] ...

Claims

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Application Information

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IPC IPC(8): E05B63/14E05B17/20
Inventor 赵孟杰
Owner 赵孟杰
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