JPH04112468A - Wiring fixture - Google Patents

Abstract

PURPOSE:To make connection of electric apparatus operating with DC power only through a connection cord by furnishing plug connection parts, which supply AC power, besides modular jacks to be connected to a communication circuit and outlets for taking out the AC power. CONSTITUTION:Two outlets 11 for taking out the AC power are furnished on the oversurface of the body 1 of a wiring fixture. Two modular jacks 14 are provided, at whose openings lids 15 are fitted in such a way as capable of opening and shutting. Two plug connection parts 16 for supplying DC power are installed on the front of the wiring fixture body 1, and there coaxial type plugs 18 with connection cords 17 of two-wire structure can be inserted for generating connections. When electric apparatus operating with DC power is to be used, it can be supplied with DC power by connecting the apparatus to the plug connection parts on the wiring fixture body through connection cord etc., wherein use of AC adapter can be omitted, which has otherwise been required in conventional arrangement.

Description

[Detailed Description of the Invention] [Object of the Invention] (Industrial Field of Application) The present invention provides power supply and connection to communication lines by connecting office equipment such as personal computers, word processors, facsimile machines, and telephones. It relates to wiring devices such as OA taps.

(Prior Art) Conventional wiring devices such as office automation taps have a configuration that includes only an outlet that supplies AC power, or a configuration that includes a modular jack for connecting to a communication line in addition to the outlet. was.

Then, the power plugs of computers, printers, word processors, etc. are connected, and AC power is supplied to these devices.Furthermore, the modular jack is used to connect facsimiles, telephones, etc. and those devices are connected to a communication line.

(Problems to be Solved by the Invention) Conventional wiring devices such as OA taps cannot supply DC power.

For this reason, for example, a laptop-type word processor operates on a DC power supply, so a DC conversion adapter (hereinafter referred to as an ACC adapter) is used to obtain power from an AC power supply. This AC adapter is equipped with a transformer, has a terminal connected to an outlet protruding from the case containing the transformer, and has a plug connected to a word processor at the tip of the coat pulled out from the case.

However, when the AC adapter is connected to an outlet, the transformer case may block the outlet adjacent to the connected outlet, making it impossible to connect other power plugs to the adjacent outlet, and limiting the number of outlets that can be used. .

The present invention has been made in view of these points, and an object of the present invention is to provide a wiring device that can supply DC power in addition to supplying AC power and connecting to a communication line. be.

[Structure of the Invention] (Means for Solving the Problems) The invention as claimed in claim 1 provides the following features: 1. A wiring device main body is provided with a socket for supplying AC power and a modular tank connected to a communication line. Additionally, a plug connection section for supplying DC power is provided.

The invention of claim 2 provides a wiring device main body with an outlet for supplying AC power and a modular shack connected to a communication line, and has a plug directly pulled out from the wiring device main body and at the tip to supply DC power. It is equipped with a cord with a plug.

The invention according to claim 3 is the invention according to claim 1 or claim 2, further comprising a polarity reversing means for reversing the polarity of the DC power supply.

(Function) In the invention of claim 1, when using a device that operates on a DC power source, without using the ACC tatterer as in the past,
In the invention of claim 2, in which a device is connected to the plug connection portion of the wiring device body using a connection coat or the like, and the device is equipped with a DC power source, when using a device that operates on a DC power source, it is not necessary to use an AC adapter as in the conventional case. without using
In the invention of claim 3, the plug at the end of the plug-equipped cord pulled out from the main body of the wiring device is connected to the equipment, and the equipment is provided with a DC power supply. The polarity of the DC power source is adjusted by a polarity reversing means according to the request of the equipment.

(Embodiment) Hereinafter, the configuration of an embodiment of the present invention will be described with reference to FIGS. 1 to 3.

FIG. 1 shows a perspective view of an OA tap, in which reference numeral 1 denotes a wiring device main body, which is composed of a lower case 2 and an upper case 3, and has a pair of terminal pins 4 and a ground pin 5 from one end of the wiring device main body 1. A three-wire cable 7 with a plug 6 at its tip is pulled out, and a modular jack 8 on the input side of a communication line is provided at the other end of the wiring device main body 1.

Two outlets 11 for supplying AC power are provided on the top surface of the wiring device main body 1, and each outlet 11 has a pair of terminal pins and a ground pin of a power plug of a device described later. Terminal pin connection part 1
In addition, two modular jacks 14 are provided, and a cover 15 is provided at the opening of each modular jack 14 so as to be openable and closable.

Moreover, two plug connection parts 16 for supplying DC power are provided on the front surface of the wiring device main body 1, and a coaxial type plug 18 of a two-wire structure connection cord 17 can be inserted and connected. . The tip of the plug 18 has a cylindrical structure and has connecting terminals 19 and 20 on the inner and outer peripheries, and the plug connecting portion 16 has a pin-shaped terminal that is inserted and connected to the connecting terminal 19 inside the plug 18. Connection terminal 20 on the outer periphery of
It is equipped with a terminal to be connected to.

Further, on the top surface of the wiring device main body 1 corresponding to each plug connection part 16, there are sliding switches 2+, 22, 23 for controlling the output of DC power from each plug connection part 16.
are respectively provided with an on/off switch 21 for turning on and off the supply of power, and polarity reversal switches 22.6V, 9V, 1 as polarity reversal means for reversing the polarity of the power supply.
．． It is configured with a voltage changeover switch 23 that changes the voltage of 2V.

In addition, each outlet 1 is provided on the top surface of the wiring device main body 1.
An energization indicator 24 made of a neon tube or the like is provided to indicate the energization state corresponding to the position of the plug connection part 16, and an LED or the like to display the output of the DC power supply corresponding to the position of the plug connection part 16. An output indicator 25 consisting of the following is provided.

FIG. 2 shows the circuit configuration. First, in the AC output circuit, the AC power input through the plug 6 is distributed to the two outlets 11, and each energization indicator 24 is connected to the energization circuit to each outlet 11. It is connected.

In addition, in the DC conversion output circuit, AC power is input to the transformer 31, and the output of this transformer 31 is distributed to the two plug connections 16, respectively, and the GND tap of the transformer 31 or the switch 21 is ) is connected to the power supply selector switch 23 through the 6V of the lance 31.
, 9V, 12V (7) Fr tap or voltage selection switch 2
3, the output of this heavy-duty changeover switch 23 is inputted to the rectification and smoothing circuit 32, and the DC power output from this rectification and smoothing circuit 32 is inputted to the polarity reversal switch 22,
This pole P [plug connection 1 on the output side of the reversing switch 22]
fi is connected, and the output display 25 is also connected.

Further, in the communication line circuit, two modular jacks I4 are respectively connected to the modular jack 8 at the input end.

Next, the operation of this embodiment will be explained.

Plug 6 connects to the outlet installed on the wall, and modular jack 8 connects to the outlet installed on the wall.

Connect with a coat that has a lar plug. At this time, each energization indicator 24 lights up to indicate that power is being supplied to each conocent 11.

As shown in FIG. 3, each outlet 11 has a
Power plugs for a personal computer 41, a printer 42, etc. are connected, and AC power is supplied to these devices.

Furthermore, a telephone set 3 and a facsimile machine 3 are connected to each modular jack 14 through a coat having a modular plug, and these communication devices and a communication line are connected. In addition, when connecting a modular plug to the modular jack H, the lid 15 that closes the opening of the modular jack 14 is opened and the connection is made.

Furthermore, a word processor 45 or the like that operates on a DC power source is connected to the plug connection section 16 by a connection cord 17. At this time, with the on/off switch 21 turned off, adjustments are made so that DC power corresponding to the devices connected to each plug connection section 16 can be supplied.

That is, the word processor 45 is
The voltage corresponding to the device such as the word processor 45 is switched and set, and the polarity corresponding to the word processor 45 is switched and set by the polarity reversing switch 23. This polarity switching is necessary because depending on the device, the connection terminal I9 on the inner circumference of the coaxial plug 18 of the connection cord 17 and the connection terminal 20 on the outer circumference may have 10 poles and 1 pole reversed. , switch and set the polarity that corresponds to the device. After adjusting the voltage and polarity, the on/off switch 21 is turned on to supply DC power to the device.

As described above, in addition to the outlet 11 that supplies AC power and the modular jack 14 that connects to a communication line, it also includes the plug connection part 16 that supplies DC power, so that it can be used with words such as word processors 45 that operate on DC power. Devices can be connected by looking at the connection coat 17, unlike conventional
There is no need to use each C adapter for each device, and if the AC adapter is not used, the connection of the AC adapter to the outlet 1 will not restrict the use of the adjacent outlet 11.

Note that if the connection shape of the plug 18 of the connection coat 17 differs depending on the device such as the word processor 45 that supplies DC power, it is preferable to use the connection coat 17 that has a plug 18 at one end that is compatible with the device.

FIG. 4 shows another embodiment of the present invention, in which a plug 51 (the plug j
A plug-equipped cord 52 having the same structure as 8) is pulled out directly from the wiring device main body 1, and the plug 51 at the tip thereof is connected to a device operated by a DC power source. Note that the coat 52 may be wound up inside the wiring device main body 1.

〔Effect of the invention〕

According to the invention of claim 1, in addition to providing an outlet for supplying AC power and a modular jack for connecting to a communication line, a plug connection part for supplying DC power is provided.
Devices that operate on DC power can be connected using a connection coat, etc., and there is no need to use an ACC vine like in the past. There are no restrictions on the use of electrical outlets.

According to the invention of claim 2, in addition to providing an outlet for supplying AC power and a modular jack for connecting to a communication line, a coat with a plug for supplying DC power is pulled out from the wiring device body, so that the tip of the coat The plug can be connected to a device that operates on DC power, and there is no need to use an AC adapter like in the past. There are no restrictions on its use.

According to the invention of claim 3, in the invention of claim 1 or 2, the polarity of the DC power supply supplied to the equipment can be adjusted by the polarity reversing means according to the request of the equipment, and various types of It is possible to obtain high versatility that can be used with various devices.

[Brief explanation of the drawing]

FIG. 1 is a perspective view showing one embodiment of the wiring device of the present invention, FIG. 2 is a circuit diagram thereof, FIG. 3 is an explanatory diagram explaining connections of various devices, and FIG. 4 is another embodiment of the present invention. It is a perspective view showing an example. 1. Wiring device body, 11. Outlet, 14. Modular jack, 16. Plug connection part, 22. Polarity reversal switch as polarity reversal means, 51. Plug, 52. Cord with plug.

Claims (3)

[Claims] (1) The main body of the wiring device is equipped with an outlet that supplies AC power and a modular jack that connects to the communication line.
A wiring device characterized in that a plug connection portion for supplying DC power is provided. (2) The wiring equipment body is provided with an outlet that supplies AC power and a modular jack that connects to a communication line, and a cord with a plug that is pulled out directly from the wiring equipment body and has a plug at the tip and supplies DC power is provided. A wiring device characterized by: (3) The wiring device according to claim 1 or 2, further comprising a polarity reversing means for reversing the polarity of the DC power supply.