Key with function of displaying locking and unlocking state of door

A technology of keys and functions, applied in the field of stationery

Inactive Publication Date: 2013-02-06
SHANGHAI MINXING SECOND MIDDLE SCHOOL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

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Method used

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  • Key with function of displaying locking and unlocking state of door
  • Key with function of displaying locking and unlocking state of door

Examples

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Embodiment Construction

[0014] Below in conjunction with accompanying drawing, the present invention is described in further detail, so that those skilled in the art understand:

[0015] Such as Figure 1-2 As shown, the labels represent:

[0016] Key handle 1, display screen 2, time adjustment button 3, retracting rod 4, key rod 5, bump 6, time storage module 7, controller 8, micro-touch switch 9, spring 10.

[0017] see Figure 1-2 As shown, this embodiment provides a key with the function of showing whether the door is locked, including a key shaft 5 and a key handle 1 fixedly arranged at the end of the key shaft 5 . Different from conventional keys, it has the function of displaying the last lock time, which is realized through the following structure:

[0018] The key handle 1 is provided with a micro-touch switch 9 , a controller 8 and a time storage module 7 , and a display screen 2 is provided on the surface of the key handle 1 . In addition, a retractable rod 4 is telescopically inserted...

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PUM

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Abstract

The invention relates to a key with a function of displaying locking and unlocking state of a door. The key comprises a key rod and a key handle fixedly arranged at the tail end of the key rod. The key is characterized in that a micro touch switch, a controller and a time storage module are arranged in the key handle; a display screen is arranged on the surface of the key handle; a telescopic rod is inserted into the end face of one side, which is used for fixing the key rod, of the key handle in a telescopic manner; the micro touch switch, the time storage module and the display screen are respectively connected with the controller; the telescopic rod is parallel to the key rod; the telescopic rod is provided with a first position for touching the micro touch switch in the key handle; and in addition, a spring for separating the telescopic rod from the first position is arranged in the key handle. The key has the advantages that when the key is inserted into the key hole, the current time is automatically recorded and displayed on the screen. If a user needs to check whether the door is locked, the user takes out the key and checks the time recorded in the key so as to accurately judge whether the door is locked.

Description

technical field [0001] The invention relates to the technical field of stationery, in particular to a key with the function of displaying whether the door is locked. Background technique [0002] General door locks all have anti-theft function. When going out, not only the door must be closed, but also the door should be locked, so as to achieve the purpose of enhancing the anti-theft function. However, due to the fast-paced life and high work pressure of modern people, they often cannot be sure whether the door has been locked after going out, and even return home to check and confirm-did I lock the door? I seem to have locked the door? OK, I'll go back and check. For some people with obsessive-compulsive disorder, this problem will become more serious, and the action of locking the door and going out in the morning may need to be repeated several times. Therefore bring many troubles to people's daily life. There is currently no easy way to solve this problem. Content...

Claims

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Application Information

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IPC IPC(8): E05B19/02E05B41/00
Inventor 胡健张一帆
Owner SHANGHAI MINXING SECOND MIDDLE SCHOOL
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