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Periscopic shadow security door peep hole

An anti-theft door, periscope technology, applied in the field of anti-theft door security, can solve problems such as unfavorable privacy, unfavorable personal safety and property rights security.

Inactive Publication Date: 2017-03-08
康臣胜
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The traditional cat's eye is not conducive to the protection of personal safety and property rights, and is not conducive to the protection of people's privacy

Method used

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  • Periscopic shadow security door peep hole
  • Periscopic shadow security door peep hole
  • Periscopic shadow security door peep hole

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] refer to figure 1 , a periscope light and shadow anti-theft door cat eye, comprising an objective lens 1, an eyepiece 2 and two reflective mirrors 3, and also includes

[0023] An electronically controlled dimming glass 4, the electrically controlled dimming glass 4 is arranged at one end close to the eyepiece 2, and the electrically controlled dimming glass 4 is connected to the driving circuit 5 through a switch 6;

[0024] LED lights 7 , the LED lights 7 are arranged around the electrically controlled dimming glass 4 , and the LED lights 7 are connected with a random signal generator 8 .

[0025] The electronically controlled dimming glass 4 is arranged at the end of the eyepiece 2 close to the room.

[0026] The electronically controlled dimming glass 4 is liquid crystal electronically controlled dimming glass.

[0027] Described LED lamp 7 is arranged on one end close to indoor.

[0028] When the electronically controlled dimming glass 4 is not powered on, it is...

Embodiment 2

[0030] refer to figure 2 , a periscope light and shadow anti-theft door cat's eye, the electronically controlled dimming glass 4 is arranged between the objective lens 1 and the eyepiece 2, and the rest is the same as that of embodiment 1.

Embodiment 3

[0032] refer to image 3 , a periscope light and shadow anti-theft door cat's eye, electric control dimming glass 4 is two pieces, two electric control dimming glass 4 are equipped on the indoor end of objective lens 1 and eyepiece 2 respectively, all the other are the same as embodiment 1.

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PUM

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Abstract

The invention discloses a periscopic shadow security door peep hole which comprises an objective lens, an ocular lens and two reflectors and is characterized by further comprising electric control dimming glass and an LED (light-emitting diode) lamp, wherein the electric control dimming glass is arranged at one end close to the ocular lens and connected with a driving circuit via a switch; the LED lamp is arranged at the periphery of the electric control dimming glass and connected with a random signal generator. The electric control dimming glass is arranged at one end, close to the interior, of the ocular lens. The electric control dimming glass is liquid crystal electric control dimming glass. The LED lamp is arranged at one end close to the interior. The peep hole is high in safety coefficient, good in burglary and interference protection and low in cost, and facilitates privacy protection of a user.

Description

technical field [0001] The invention relates to the security field of anti-theft doors, in particular to a peephole of a periscope light and shadow anti-theft door. Background technique [0002] Anti-theft door peephole, also known as door mirror, is a small optical instrument installed on the anti-theft door, which is convenient for residents to observe the situation outside the door through the peephole. The handle of the indoor door lock opens the anti-theft door, and a periscope anti-theft door cat's eye appears. Its structure usually includes an objective lens, an eyepiece and two mirrors. The terminal is used for indoor users to observe the outdoor situation through the eyepiece, reflector and objective lens. [0003] This kind of cat's eye door mirror is a two-way light-transmitting cat's eye. Although it is not so easy for the thief to see the indoor situation from the objective lens, he can observe the changes in the light and light and shadow in the room from the ...

Claims

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Application Information

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IPC IPC(8): E06B7/30
Inventor 康臣胜
Owner 康臣胜
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