JPH0791121A - Secret electric lock operator - Google Patents

Abstract

PURPOSE:To provide a secret electric lock operator which has a good operability and further which has an inconspicuous appearance CONSTITUTION:In a secret electric key operator A having an operating panel 1 on which a ten-key pad 4 indicating figures or the like and an unlocking key 5 are arranged, and a lighting emitter 8 illuminating respective keys from the rearside, the respective keys are constituted of an opaque part 11 which one can not see through, having a transparent part 10 which one can see through at the middle. In some cases, the transparent part is constituted of sections divided into a plurality of small transparent parts.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a secret electric lock operating device for unlocking an electric lock by inputting a personal identification number.

[0002]

2. Description of the Related Art Recently, a secret electric lock system has been widely used in which a resident stores a personal identification number and the electric lock is unlocked only when the stored personal identification number is input from an operating device.

The secret electric lock operating device used in such a system is provided with a ten-key, an unlocking key and a locking key. As shown in the perspective view of FIG. The panel is provided with a numeric keypad 4 for inputting numbers from 0 to 9, an unlock key 5 and a lock key 6. With such a secret electric lock operating device, if a personal identification number (for example, a plurality of digits such as 2468) is input by operating the ten key 4 and then the unlocking key 5 is operated, if the personal identification number is correct, The separately placed electric lock (not shown) is unlocked, but if the password is incorrect, the unlocking key 5 will not unlock.

Further, the secret electric lock operating device is generally provided at a front door or the like so that when a resident returns home, the unlocking operation is performed by inputting a personal identification number without using a key. When the surroundings are dark, such as at night, the keys 4, 5 and 6 on the secret electric lock actuator
Sometimes the numbers or symbols were difficult to understand. Therefore, as shown in FIG. 6, each key 4, 5, 6 is made of transparent resin, and illuminated from the rear surface with the LED 8 which is a light emitter,
By illuminating 4, 5 and 6, the numbers or symbols of keys 4, 5 and 6 were made easier to understand even when the surroundings were dark.

[0005]

The above-mentioned conventional secret electric lock operating device has the following drawbacks. That is, each key is molded with transparent resin so that the keys can be easily seen even in a dark place, and since the light is illuminated from the rear surface by the light emitter, the light diffuses through the key to a wide range, and the secret electric lock operation device Became noticeable,
It is not preferable from the viewpoint of crime prevention.

The present invention has been made in order to eliminate such drawbacks, and an object of the present invention is to provide a secret electric lock operating device which has good operability but is inconspicuous.

[0007]

In order to solve the above problems, a secret electric lock operating device according to claim 1 is provided with an operation panel in which a numeric keypad displaying numbers and the like and an unlocking key are arranged. In the secret electric lock operating device having a light-emitting body that illuminates the key from the rear surface, each key is composed of a non-translucent non-translucent portion having a translucent portion which is transparent in the central portion.

A secret electric lock operating device according to a second aspect of the present invention is the secret electric lock operating device according to the first aspect, wherein the light transmitting portion is divided into a plurality of small light transmitting portions.

A secret electric lock operating device according to a third aspect of the present invention is the secret electric lock operating device according to the first or second aspect, wherein a diffusing plate for diffusing light is provided between the light transmitting portion and the light emitting body. It is provided.

[0010]

According to the structure of the first aspect, by illuminating each key from the rear surface, light is diffused in a narrow horizontal range through the light transmitting portion of the key.

According to the second aspect of the invention, the light is diffused into the narrower horizontal range through the small light-transmitting portion of the key.

Further, according to the third aspect of the invention, the light source having the horizontal width of the light transmitting portion is formed.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. Members having the same basic functions as those described in the conventional example are designated by the same reference numerals.

FIG. 2 is a perspective view of a secret electric lock operating device A of the present invention, which shows an operation panel 1 on which keys, which will be described later, are arranged, an operating device main body 2 having a printed circuit board and the like, and an operating device main body 2. The secret electric lock operating device A is composed of the lid 3 which is openably and closably attached.

The operation panel 1 is a substantially rectangular flat plate,
On the surface, there are provided ten keys 4, 4 ... Indicating numbers from 0 to 9, an unlocking key 5 for unlocking an electric lock (not shown), and a locking key 6 for locking. It is set up. The lock key can be used without any particular need. A lighting switch 7 is provided at the bottom of the operation panel 1
It responds to the opening and closing of 3.

As shown in FIG. 1 (horizontal sectional view), the keys 4, 5 and 6 are generally made of a substantially rectangular parallelepiped resin, and a transparent portion 10 made of a see-through resin is provided at the center thereof. The keys 4, 5, 6 are provided in the vertical direction from the upper end to the lower end with substantially the same width as numbers or symbols to be described later, and the periphery thereof is formed of a non-transparent resin opaque portion 11. At the rear of the light-transmitting portion 10, a light-emitting element L mounted on the printed circuit board 9 is provided.
There is an ED8, and by emitting light, light is diffused to the outside through the light transmitting portion 10. The LED 8 is turned on by the lighting switch 7, that is, it is turned on when the lid 3 is opened. Further, on the surface of the transparent portion 10, numbers or symbols indicating the types of the keys 4, 5 and 6 are printed with opaque ink.

With this structure, when the resident opens the lid 3, the LED 8 is turned on, and the light emitted from the LED 8 passes through the translucent portion 10 of the keys 4, 5, 6 and By shining the inside of 4, 5, 6 to make it easier to see the numbers etc. written on the surface of the keys 4, 5, 6 and at the same time, it spreads to the outside of the secret electric lock operating device. The width of the diffusion in the horizontal direction is limited to a narrow area in front of the secret electric lock operating device A because the light passes through the light transmitting portion 10 as shown in FIG.

Further, if the personal identification number is input by operating the ten-key 4 and then the unlocking key 5 is operated, when the personal identification number is correct, the separately placed electric lock (not shown) is unlocked. However, if the security code is incorrect, the unlocking key will not unlock.

The light-transmitting portion 10 is a key as in this embodiment.
Not only a long rectangular parallelepiped extending from the upper end to the lower end of 4, 5, 6 but also a short rectangular parallelepiped having only numbers or symbols, or a columnar shape is possible. The printing of numbers and the like is not particularly limited to the front surface of the translucent portion 10, and it is of course also possible to provide it on the back surface or to provide a translucent portion in the form of numbers or symbols. Further, the material of the light opaque portion 11 is not particularly limited to resin.

Next, the second embodiment of the present invention will be described with reference to FIG.
It will be described based on. 4 is also a horizontal sectional view of the keys 4, 5 and 6 as in FIG. 1, and since the parts other than the keys 4, 5 and 6 are common to the first embodiment, description thereof will be omitted.

Reference numeral 12 denotes a diffuser plate, which has a width and a height that are substantially the same as the size of the light transmitting portion 10 and is made of resin to form an LED.
It is provided between 8 and the translucent part 10. The diffusion plate 12 is LE
It serves to diffuse the light emitted from D8 and allow the light to pass through the inside of the light transmitting portion 10 substantially in parallel.

The light-transmitting portion 10 is divided by the partition plate 13 into smaller light-transmitting portions 10a, 10a, 10a. Also the key
4, 5 and 6 are thinner than the first embodiment (t ₁ > t ₂ ).
Has become.

With such a structure, the LED
The light emitted from 8 and passing through the diffusion plate 12 is diffused to the outside of the secret electric lock operating device through the plurality of small light-transmitting parts 10a, 10a, 10a. At this time, even if the thicknesses of the keys 4, 5, 6 are thin, the horizontal light diffusion range is narrow, and it is difficult for the light to diffuse toward the end, and the small light-transmitting portions 10a, 10a, 10a uniformly shine.

The same effect can be achieved by using a surface emitting LED having a width substantially equal to the horizontal width of the light transmitting portion 10 instead of the diffusion plate 12. The number of the small light-transmitting portions 10a is not limited to three as shown in FIG.

[0025]

In the secret electric lock operating device according to the first aspect of the present invention, when each key is illuminated from the rear surface, light is diffused through the light-transmitting portion of the key into a narrow horizontal range. , Secret electric lock operation device is not conspicuous.

In the secret electric lock operating device according to the second aspect, since the light diffuses into a narrower horizontal range through the small light-transmitting portion of the key, the same effect as that of the first aspect is obtained and the key is compact. You can

In the secret electric lock operating device according to the third aspect, since the light source having the same width as the horizontal width of the light transmitting portion is formed, the same effect as that of the first or second aspect can be obtained, and the light transmitting portion can be used. It emits a uniform light, is easy on the eyes, and it is easy to identify the key.

[Brief description of drawings]

FIG. 1 is a horizontal sectional view of a key showing a first embodiment of the present invention.

FIG. 2 is a perspective view of a secret electric lock operating device showing the first embodiment of the present invention.

FIG. 3 is a horizontal sectional view of a mounting portion of the secret electric lock operating device according to the first embodiment of the present invention.

FIG. 4 is a horizontal sectional view of a key showing a second embodiment of the present invention.

FIG. 5 is a perspective view of a secret electric lock operating device showing a conventional example.

FIG. 6 is a sectional view of a key showing a conventional example.

[Explanation of symbols]

 1 Operation panel 2 Controller body 3 Lid 4 Numeric keypad 5 Release key 6 Locking key 7 Lighting switch 8 LED 9 Printed circuit board 10 Translucent part 10a Small translucent part 11 Non-translucent part 12 Diffuser 13 Partition plate A Secret electric lock operation vessel

Claims (3)

[Claims] 1. A secret electric lock operating device comprising a numeric keypad displaying numbers and the like, an operation panel in which an unlocking key is arranged, and a light-emitting body illuminating each key from the rear surface, wherein each key has a central portion. A secret electric lock operating device comprising a non-translucent non-translucent portion having a translucent transparent portion. 2. The secret electric lock operating device according to claim 1, wherein the transparent portion is divided into a plurality of small transparent portions. 3. A diffusion plate for diffusing light is provided between the light transmitting portion and the light emitting body.
The described secret electric lock operating device.