JPH10280749A - Key device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to share a key device main body by loading a mechanical key to the key device main body constituting an electric key in a detachable manner, and loading a cover body covering a loading section in a detachable manner in the case the mechanical key is not loaded. SOLUTION: Key devices are formed in flat and hollow by main body pieces 11 and 12 of synthetic resin material, etc., an electric component such as transponder, transmitter, etc., constituting an electric key is incorporated into a key device main body 1 having a through-hole 13 for ring, chain, etc., a knob section 31 of a mechanical key 3 is inserted in a fitting section 15, and a set screw 5 is screwed in a screw insertion hole 22 to fix. Or, a cover body is loaded instead of the mechanical key 3, the set screw 5 is screwed in the screw insertion hole 22 to fix, and an opening of the fitting section 15 is shut. Accordingly, the key device having the double function of the electric key and mechanical key or the key device having the single function of the electric key only can be constituted by sharing the key device main body 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a function as an electric key which enables a locking device such as a door to be remotely operated to be locked and unlocked, and a device which is directly inserted into a locking device such as a door. The present invention relates to a key device having a function as a mechanical key capable of locking and unlocking a key, and suitable for selectively using both functions or only a function as an electric key.

[0002]

2. Description of the Related Art A knob of a mechanical key is provided to an apparatus main body constituting an electric key together with built-in electric parts by exposing a stem of the mechanical key to an outside through an opening of the apparatus main body. A detachable key device is described in, for example, Japanese Patent Application Laid-Open No. 8-135263 (particularly, see the section of the prior art) and is conventionally known.

However, in the conventional key device, the device main body (holder) is made on the assumption that both the function as an electric key and the function as a mechanical key are used. If only the function as a key is used, the opening of the device body that has exposed the stem to the outside remains open, so that dirt and rainwater can enter from there and adversely affect electrical components. In addition, there are problems such as poor appearance.

[0004]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a key device suitable for selectively using both a function as an electric key and a function as a mechanical key or only a function as an electric key. It is an object.

In the key device according to the present invention, in particular, when only the function as an electric key is used, dust and rainwater can be prevented from entering the device body, and the appearance is also preferable. And

Further, the key device of the present invention has a common device body regardless of whether it is used for multiple functions as an electric key and a mechanical key, or whether it is used for a single function as an electric key. Another objective is to improve the economics by making them accessible.

[0007]

In order to achieve the above object, a key device according to the present invention is provided with a stem portion of a mechanical key and a stem portion of a mechanical key with respect to a device body constituting an electric key together with built-in electric parts. In a key device in which the knob portion of the mechanical key is detachably mounted so as to be exposed to the outside from the opening of the device, when only the function of the electric key is used without attaching the mechanical key to the device main body, A lid is detachably attached to the apparatus main body so as to seal an opening of the main body.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to two embodiments shown in the drawings. 1 to 4 show a first embodiment of the present invention, and FIGS. 5 to 8 show a second embodiment of the present invention.

In the first embodiment shown in FIGS. 1 to 4, reference numeral 1 denotes an apparatus main body having one or a plurality of main body pieces 11 and 12 and a through hole 13 such as a ring or a chain (not shown). Reference numeral 2 denotes an electric component constituting an electric key together with the apparatus main body 1 and the like, 3 denotes a mechanical key, and 4 denotes a lid.

Reference numeral 5 denotes a set screw as a fixing means for fixing the two main body pieces 11 and 12 of the apparatus main body 1 and the knob 31 or the cover 4 of the mechanical key 3 to each other;
Reference numeral 6 denotes a color chip made of, for example, a synthetic resin material embedded in the device main body 1 to identify the same key device so that the owner can recognize it, for example.

The color chip 6 is made of a synthetic resin material having a color different from the ground color of the apparatus main body 1. For example, when a plurality of key devices having the same key difference are shared in a family, the owner of the color device is assigned a color. Can be specified by
A plurality of key devices corresponding to a plurality of rooms, each having a different key difference, can be displayed for each room by color.

The apparatus main body 1 is made of a synthetic resin material or the like to be flat and hollow, and has a mounting portion 14 on which at least one electric component 2 is mounted and a grip portion 31 of the mechanical key 3, that is, a part of the head. Or the fitting portion 15 which is all detachably mounted
It has.

When the knob 31 of the mechanical key 3 is mounted on the main body 1, the fitting portion 1 is extended so that the stem 32 of the key 3 extends outward and is exposed to the outside.
There is an opening 16 formed outwardly from 5.

An electric component 2 built in the apparatus main body 1 described above.
Examples thereof include a transponder as an oscillator as shown in the illustrated example, a transmitter as an oscillator, a battery, a push button, and other switch means.

The above-mentioned electric key, which is composed of at least the apparatus main body 1 and the electric parts 2, can be operated by remotely operating a lock device such as a door by radio and can be locked and unlocked. This is done by bringing the electrical key close to the control of the locking device or by pressing the button of the switch means of the electrical key near the control of the locking device.

As is well known, the mechanical key 3 is directly inserted into a key hole of a lock device such as a rotary cylinder lock, a disk cylinder lock, a pin cylinder lock or a magnetic tumbler cylinder lock. Locking and unlocking.

In the drawings, the ward of the mechanical key 3 and the key ridge (notch) are not shown.

The key device having the above-described configuration can be converted to a key device with a mechanical key at any time and optionally by a purchased user even if the key device is shipped without a mechanical key. Can be used.

In the above-described key device having both the function as an electric key and the function as a mechanical key, for example, the electric key is used for a lock device at a common entrance door of an apartment house. And a mechanical key can be used for the locking device in the door of the door.

As described above, the electric key and the mechanical key may be used for different lock devices, but the keys having both functions may be used for the same lock device.

When a key device having both functions is used in parallel for the same lock device, even if one of the lock / unlock operation systems fails, the lock / unlock operation can be performed by the other system. When used in series, double locking is possible.

The apparatus main body 1 of the first embodiment will be described in more detail. The main body 1 is composed of two pieces, namely a main body piece 11 on the front side and a main body piece 12 on the back side.

The mounting portion 14 on which the electric component 2 is mounted is a receiving piece 14a integrally provided on the inner surface of the main body piece 12 on the rear side.
And a ridge 14b as a spacer integrally provided on the inner surface of the main body piece 11 on the front side.

In the drawing, reference numerals 17 and 18 denote main body pieces 11 and 1 respectively.
A plurality of engaging projections provided integrally on the two opposing surfaces,
When assembling the two main body pieces 11 and 12 with the mechanical key 3 or the lid 4 described in detail later interposed therebetween, they are engaged with each other to assemble the two pieces 11 and 12 and the mechanical key 3 or the lid 4. Is performed.

Reference numerals 19 and 20 denote main body pieces 11 and 1 respectively.
2 are protrusions as spacers for the mechanical key 3 or the lid 4, respectively, which are integrally provided at the fitting portions 15.

In the key device according to the first embodiment of the present invention, when both the function as an electric key and the function as a mechanical key are used, as shown in FIG. The mechanical key 3 is set so as to be clamped in the fitting portion 15.

At this time, the through-hole 33 of the knob 31 of the mechanical key 3 is fitted into, for example, a square tubular insertion tube 21 which is integrally provided on the inner surface of the main body piece 12 on the back side. A set screw 5 is inserted from the outside into a screw insertion hole 22 provided concentrically with the fitting tube 21 in the main body piece 12 on the side, and a female screw integrally protruded from the inner surface of the main body piece 11 on the front side. The tip of the set screw 5 is screwed into the cylinder 23.

Here, the mechanical key 3 is detachably attached to the fitting portion 15 of the apparatus main body 1 by exposing the stem section 32 to the outside through the opening 16 of the apparatus main body 1. It will be.

The cutout (notch) 24 provided below the front side main body piece 11 of the apparatus main body 1 shown in FIG. 1B does not hide the key number of the mounted mechanical key 3. That's what we do.

In the key device of the first embodiment, when only the function as an electric key is used, as shown in FIG. The cover 4 is set in place of the key 3, and the
The opening 16 is sealed.

The lid 4 is composed of one or more lid pieces 41 and 42 made of a synthetic resin material or the like. The lid 4 in the first embodiment has two lid pieces 41 and 4 for convenience of manufacture.
2 and a lid piece 4 when attached to the apparatus body 1.
1 and 42 are engaged with each other by a plurality of engaging projections 43 and 44 (see FIG. 4) provided integrally on the respective opposing surfaces, and in that state, are detachably set to the fitting portion 15 of the apparatus main body 1. Is done.

At this time, a part of the lid 4 (the lower part in FIG. 2) is exposed to the outside from the opening 16 of the apparatus main body 1, in other words, the lid 4 is plugged into the opening 16 of the apparatus main body 1. It plays the role of the body, so that the opening 16 is sealed.

In assembling the cover 4 to the apparatus main body 1, a fitting hole 45 provided in the back cover piece 42 of the cover 4 is fitted into the insertion tube 21 on the back body piece 12 of the apparatus main body 1. Then, the main body piece 12 on the rear side
The set screw 5 is inserted into the screw insertion hole 22, and the distal end side of the set screw 5 is screwed into the female screw cylinder 23 of the front side main body portion piece 11. The assembly of the lid 4 is in accordance with the assembly of the mechanical key 3.

FIGS. 5 to 8 show a second embodiment of the present invention. In the second embodiment, members or portions indicated by the same reference numerals as those in the first embodiment of FIGS. 1 to 4 represent members or portions having the same effect. Only the parts that are described will be described.

In the second embodiment, the lid 4 is made of a single piece, and when the lid 4 is mounted on the fitting portion 15 of the apparatus main body 1, a part of the lid 4 becomes part of the apparatus main body. It does not protrude outside from 1 and is entirely accommodated in the fitting portion 15.

As shown in FIGS. 5B and 5D,
In order to prevent the key number of the mounted mechanical key 3 from being hidden, the cutout portion 24 provided below the front side main body piece 11 of the apparatus main body 1 is provided as a window instead of a notch in this example. .

As shown in FIG. 6C, when the cover 4 is mounted, the window 24 is sealed by a part of the cover 4 in the same manner as the opening 16.

In the first and second embodiments, when the knob 31 or the cover 4 of the mechanical key 3 is selectively assembled to the two main body pieces 11 and 12 of the apparatus main body 1, In either case, the common setscrew 5 is used to fix. This configuration is reasonable and economically advantageous.

[0039]

According to the key device of the present invention described above, when only the function as an electric key is used without mounting a mechanical key, the opening provided for the mechanical key is provided. Since the device is sealed with the lid, it is possible to prevent dust and water from entering the device main body through the opening, and the appearance can be made preferable.

Further, the key device of the present invention has a common device body regardless of whether it is used for multiple functions as an electric key and a mechanical key, or whether it is used for a single function as an electric key. Since one can be used, it is economically advantageous.

[Brief description of the drawings]

FIG. 1 is a drawing showing a first embodiment of a key device of the present invention with a mechanical key mounted, (A) is a front view, (B)
Is a rear view, (C) is a plan view, and (D) is a partially longitudinal side view.

FIGS. 2A and 2B are drawings showing a state in which a mechanical key is removed from the first embodiment and a lid is attached, wherein FIG. 2A is a front view and FIG.
Is a rear view, and (C) is a vertical side view.

FIGS. 3A and 3B are views showing an apparatus main body according to the first embodiment, wherein FIG. 3A is an inner view of a front side main body piece, and FIG.

FIGS. 4A and 4B are views showing a lid according to the first embodiment, wherein FIG. 4A is an inner view of a front lid piece, and FIG. 4B is an inner view of a rear lid piece.

FIGS. 5A and 5B are views showing a second embodiment of the key device of the present invention with a mechanical key mounted, wherein FIG. 5A is a front view and FIG.
Is a rear view, (C) is a plan view, and (D) is a partially longitudinal side view.

FIG. 6 is a view showing a state in which a mechanical key is removed from the second embodiment and a lid is attached, (A) is a front view, and (B).
Is a rear view, and (C) is a vertical side view.

FIGS. 7A and 7B are diagrams showing an apparatus main body according to a second embodiment, in which FIG. 7A is an inner view of a front side main body piece, and FIG.

FIGS. 8A and 8B are views showing the lid of the first embodiment, wherein FIG. 8A is a rear view, FIG. 8B is a side view, and FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body 11 Main body piece 12 Main body piece 16 Opening 2 Electric component 3 Mechanical key 31 Knob part 32 Stem part 4 Lid

Claims (3)

[Claims] 1. A knob part of a mechanical key is attached to and detached from an apparatus body constituting an electric key together with a built-in electric part so that a stem part of the mechanical key is exposed to the outside through an opening of the apparatus body. When using only the function of an electric key without attaching a mechanical key to the device main body in a key device that is mounted as possible, the lid can be detachably attached to the device main body by sealing the opening of the device main body. A key device characterized by being mounted. 2. An apparatus main body comprising at least two main body parts, wherein said main body part and a knob or lid of a mechanical key are fixed with a common set screw. Item 2. The key device according to Item 1. 3. A device according to claim 1, wherein a color chip having a color different from the ground color is buried in a part of the apparatus main body.
Alternatively, the key device according to claim 2.