JPH0514486U - Power supply communication device to open / close body - Google Patents

Abstract

(57) [Summary] [Purpose] Power supply communication to the open / close body that has excellent appearance design and durability, and that reliably supplies power to electrical equipment installed on the side of the open / close body such as doors and shoji and enables reliable operation. Provide a device. [Structure] The primary fixed coil mounted on the fixed object side such as the gate pillar and the frame, the secondary side movable coil mounted on the opening and closing body side such as the door and shoji, and the primary side and the secondary side coil are magnetically It is characterized by consisting of an iron core that is bonded to.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a communication device for supplying power to an opening / closing body which is used for supplying power to various electric devices such as electric locks and sensors incorporated in gates, entrance doors, glass shoji, etc. is there.

[0002]

[Prior Art]

 In recent years, the development of so-called home automation equipment has progressed, and by installing electric locks on, for example, gates and entrance doors, it has become possible to lock or unlock them from the living room, kitchen, etc. without going outside or at the entrance. It is possible. It is also possible to lock or unlock all the shoji screens in the house when you go out or go home by attaching an electric lock to the shoji screens on windows and terraces and operating the controller installed at the entrance. Is becoming Furthermore, it has become possible to attach a crime prevention sensor to the door or shoji to instantly check the door lock in the house or to detect an intruder and issue an alarm.

[0003]

[Problems to be solved by the device]

 However, in the above home automation systems, the power and signals for operating electric locks and sensors attached to gates, entrance doors, shoji, etc. are supplied through a cable insertion hole in a part of the door or shoji. Since the cable is inserted from the side of the fixed object such as the gate pillar or the frame through the insertion hole, not only is the cable exposed and spoils the appearance, but also every time the door or shoji is opened or closed. As a result of the bending of the cable, there is a problem that the cable is inferior in durability, and the solution to these problems has been a problem for doors and shoji that incorporate home automation devices such as electric locks and sensors.

[0004]

[The purpose of the device]

 This invention was made by paying attention to the above-mentioned problems in doors and shoji that incorporate various electric devices such as home automation equipment. It is an object of the present invention to provide a power supply communication device for an opening / closing body that can reliably supply a power source and a power source and can improve appearance design and durability.

[0005]

[Means for Solving the Problems]

 A communication device for feeding power to an opening / closing body according to the present invention is mounted on a fixed side primary coil mounted on a fixed object side such as a gate pole, a door frame, a shoji frame, and an opening / closing body side such as a gate, a door, or a shoji screen. A secondary side movable coil that moves according to the opening / closing operation of the opening / closing body, and an iron core that magnetically couples the primary side coil and the secondary side coil. It is characterized in that such a configuration in the communication device is used as a means for solving the above-mentioned conventional problems.

[0006]

[Function of the device]

 A communication device for feeding power to an opening / closing body according to the present invention comprises a primary side fixed coil attached to a fixed object side such as a gate pole or a frame body, a secondary side movable coil attached to an opening / closing body side such as a door or a shoji. It is composed of an iron core that magnetically couples the primary side coil and the secondary side coil, and the magnetic flux generated by passing an alternating current through the primary side coil is the secondary side attached to the switch body side through the iron core. An induced electromotive force is generated in the coil, which supplies a device such as an electric lock or sensor connected to the secondary coil with an alternating current having the same frequency as the alternating current flowing in the primary coil. It is designed to work.

[0007] Therefore, it is not necessary to connect a fixed object side such as a gate pillar or a frame body to an opening / closing body side such as a door or a shoji with a power supply cable, and the cable impairs the appearance design and durability of the opening / closing body. Never.

[0008]

【Example】

 Hereinafter, the invention will be specifically described with reference to the drawings.

1 and 2 show a first embodiment of a power feeding communication device for an opening / closing body according to the present invention. In this embodiment, the power feeding communication device is a hinge of a front door. The electric lock is installed on the door and the electric lock is attached to the door so that the electric lock can be unlocked and locked remotely.

That is, in the entrance door 1 shown in FIG. 1, the door body 2 is rotatably supported to the left side of the door frame 5 in the figure by the hinges 3 and 4. The entrance door 1 is attached to the door body 2. An electric lock 6 is provided to lock the.

The electric lock 6 has a built-in automatic lock mechanism that locks and unlocks the dead bolt 6a by retracting and retracting the dead bolt 6a by electromagnetic action, and the dead bolt 6a is retracted and unlocked by energizing the automatic lock mechanism. It is in a locked state.

Of the hinges 3 and 4 that support the door body 2, the hinge 4 that supports the lower side in the figure is fixed to the door frame 5 and is located on the lower side in the figure. And a door side cylindrical portion 4b which is fixed to the door main body 2 and located on the upper side in the figure and which rotates with respect to the frame side cylindrical portion 4a. A controller 7 is provided in the frame side cylindrical portion 4a. A primary side fixed coil 4c connected to a commercial 100-volt AC power source is housed therein, and a secondary side movable coil 4d connected to the electric lock 6 is housed in the door side cylindrical portion 4b. ing.

That is, FIG. 2 is an enlarged cross-sectional view of the hinge 4 shown in FIG. 1, in which the insulator 4e is provided in the lower half at the center of the frame side cylindrical portion 4a located on the lower side in the figure. An iron core 4f around which the primary side fixing coil 4c is wound is fixed through the upper side of the iron core 4f protruding upward from the frame side cylindrical portion 4a, and is slightly larger than the outer diameter of the iron core 4f. A door side cylindrical portion 4b having a secondary side movable coil 4d wound around a cylindrical insulator 4g having a threshold inner diameter in the center thereof is rotatably fitted through a washer 4h.

The number of turns of the primary fixed coil 4c and the secondary movable coil 4d must be adjusted according to the operating voltage of the electric lock 6.

In the entrance door 1 configured as described above, when the controller 7 is operated and an alternating current is passed through the primary fixed coil 4c, a magnetic flux is generated in the iron core 4f, and the magnetic flux is moved by the secondary side. An electromotive force is induced in the coil 4d and an alternating current is supplied to the lock mechanism of the electric lock 6, whereby the dead bolt 6a of the electric lock 6 is actuated in the retracting direction, and the entrance door 1 is in the unlocked state. Becomes Then, if the power supply to the primary coil 4c is stopped by the operation of the controller 7, the deadbolt 6a of the electric lock 6 can be set in the protruding state and the entrance door 1 can be set in the locked state.

As described above, in the entrance door 1 using the power supply communication device for the opening / closing body according to the present invention, the power supply cable that is exposed to the outside and bends as the door 2 rotates is not used. Therefore, the cable does not hinder the appearance and durability.

FIG. 3 shows a second embodiment of a power feeding communication device for an opening / closing body according to the present invention. In this embodiment, the power feeding communication device is installed on a sliding shoji. This is an automated method for locking and unlocking shoji screens.

That is, the sliding sliding door 11 shown in FIG. 3 has two sliding doors built in the sliding door frame 12 and can be slid left and right to open and close. An electric lock 14 having a built-in lock mechanism that operates by electromagnetic action is installed on the summing frame 13a of 13, and the lock mechanism of the electric lock 14 is unlocked by energizing the lock mechanism. ..

Inside the upper frame 12a of the shoji frame 12, a U-shaped iron core 15 is fixed by two bolts, and a primary side fixed coil is provided on the upper side of the iron core 15 in the figure. 16 is wound, and the primary coil 16 is connected to a commercial 100-volt AC power source via a controller 17.

At the lower side of the iron core 15 in the figure, a hollow insulator 18 attached to the upper frame 13b of the shoji 13 is inserted, and as the shoji 13 opens and closes, the iron core 15 is moved to the left and right. A secondary side movable coil 19 is wound around the insulator 18. The number of turns of the primary and secondary coils 16 and 19 is adjusted according to the operating voltage of the electric lock 14.

In the sliding shoji 11 having such a configuration, as in the first embodiment, by supplying an alternating current to the primary side fixed coil 16 via the controller 17, the secondary side The electromotive force is generated in the movable coil 19, and the electric lock 14 can be locked and unlocked remotely by intermittently supplying the electric current to the primary coil 16. By installing such a power supply communication device on the shoji screen, it is possible to lock or unlock all at once by using the operation switch on the side of the entrance when going out or returning home. Since the cable is not used, the cable is not exposed to impair the appearance, and the shoji 13 does not bend to cause a disconnection or the like every time it is opened or closed.

[0022]

[Effect of the device]

 As described above, the power supply communication device for the opening / closing body according to the present invention magnetically connects the primary side fixed coil attached to the fixed object side, the secondary side moving coil attached to the opening / closing body side, and the both coils. Since it is composed of an iron core to be coupled, it is possible to reliably supply power to various electrical equipment mounted on the side of the opening / closing body, to operate the equipment reliably, and to supply power from the fixed object side to the opening / closing body side. Since no cable is used for this purpose, the cable has the excellent effect of not impairing the external appearance and durability.

[Brief description of drawings]

FIG. 1 is a front view showing an entire entrance door in which a power supply communication device for an opening / closing body according to a first embodiment of the present invention is installed.

2 is a cross-sectional view showing a structure of a power feeding communication device for an opening / closing body according to a first embodiment of the present invention, which is an enlarged cross-sectional view of a hinge portion of the entrance door shown in FIG.

FIG. 3 is a partially cutaway front view showing a sliding sliding door having a communication device for feeding power to an opening / closing body according to a second embodiment of the present invention.

[Explanation of symbols]

 2, 13 Opening / closing body 5, 12 Fixed object 4c, 16 Primary fixed coil 4d, 19 Secondary moving coil 4f, 15 Iron core

Claims (1)

[Scope of utility model registration request] 1. A primary fixed coil attached to a fixed object side such as a gate pillar, a door frame, and a shoji frame, and attached to an opening / closing body side of a gate, a door, a shoji door, etc., along with an opening / closing operation of the opening / closing body. A power supply communication device for an opening / closing body, which comprises a moving secondary side movable coil and an iron core magnetically coupling the primary side coil and the secondary side coil.