JPH0630145A - Home bus system - Google Patents

Abstract

PURPOSE:To provide the home bus system suitable for a control system having lots of terminal equipments to be controlled and compatible with many applications in which wiring is installed easily and inspection and maintenance after installation is facilitated. CONSTITUTION:The system is provided with >=2 feeding power supply devices 6a, 6b feeding power separately to one set of full wire groups 13a-13d or over whose four-pair wires are all wired and one set of control wire groups 14a-14g or over whose one control channel only is wired in which terminal equipments and information receptacles or the like connecting to a home bus belonging to each group are wired by a separate wire system almost radially, a signal transmitter 15 is provided between wires of the home bus connecting to each feeding power supply device, the relating feeding power supply devices 6a, 6b are all contained in an information distribution panel, an only one breaker of a commercial power supply line connecting to all the relating feeding power supply devices is used.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a home bus system suitable for a control system having many terminal devices to be controlled, such as a home bus system for monitoring and controlling each device to be controlled in a home by using the terminal devices.

[0002]

2. Description of the Related Art In a conventional home bus system,
For the power supply to the terminal device connected to the home bus, the main control unit has a built-in power supply unit for power supply to supply power via the home bus. In addition to the bus, a pair of dedicated lines are wired and power is fed through the dedicated line. When the main control unit has a built-in power supply unit for power supply, there are restrictions on the size and shape of the power supply unit, which limits the number of terminal devices that can supply power. Since it is necessary to wire the power supply lines in parallel, the wiring work is complicated and complicated, and both are unsuitable for a control system having a large number of controlled terminal devices.

[0003]

SUMMARY OF THE INVENTION According to the present invention, a home bus system suitable for a control system which is easy to perform wiring work, easy to inspect and maintain after installation, versatile, and has a large number of controlled terminal devices. Is intended to provide.

[0004]

In order to achieve the above object, according to the present invention, information provided as a place for drawing in a telephone line outside the house or a video information line into a dwelling unit and connecting to a home bus system in the house In a pair wire type home bus system in which a distribution board, a home bus controller for managing a home bus in a house, a plurality of terminal devices and one or more information outlets are connected, a terminal device connected to the home bus and Divide information outlets into one or more full wiring groups that wire all four pairs of wires, and one or more control wiring groups that wire only one pair of control channels. Two or more power supplies in which the terminal devices to which they belong are wired in a substantially radial pattern by different wiring systems, and the full wiring group and the control wiring group are separately fed through the control channel of the home bus. A power supply device for power supply is provided, and a signal transmission device for transmitting only an AC signal and blocking direct current is provided between the wires of the home bus connected to each power supply device for power supply. The breaker of the commercial power supply line connected to all of the power supply devices for power supply was housed in the same distribution board.

[0005]

With this configuration, all devices connected to the home bus are divided by wiring system, and the power feeding system is also classified by each wiring system. Therefore, the wiring is easy to understand, and all wiring systems and the power supply device for power feeding have information. Since it gathers on the distribution board, maintenance and inspection can be performed easily. Also, the power of the home bus system can be turned on and off with a single breaker.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS.
Will be explained.

FIG. 1 is a system block diagram showing the overall configuration of the first embodiment of the present invention. Reference numeral 1 denotes an information distribution board, and a home bus system breaker 2 installed inside the information distribution board 1 is connected with a commercial power supply line 3 and a home bus system commercial power supply line 4a. The system commercial power supply line 4a is connected to the lightning surge removing device 5, and the home bus system commercial power supply line 4b passing through the lightning surge removing device 5 is connected to the power supply power supply devices 6a and 6b.
In this embodiment, the lightning surge removing device 5 and the power supply device 6a for power supply are provided.
Alternatively, the lightning surge removing device 5 is separated from 6b.
The power supply device 6a or 6b for power supply may be integrated. The lightning surge removing device 5 prevents the lightning surge from the telephone line 7 and the video information incoming line 8 from entering the home bus system.
Is connected to a home bus controller 9 that has the function of network termination and connects and manages the home bus, and is grounded. The power supply device 6a for power supply includes a backup storage battery 10 that can be repeatedly charged and discharged.
When the commercial power supply fails, the power supply device 6a for power supply supplies power to the preset security-related device or the like in the home bus system by the backup power storage device 10. The power supply device 6a for power supply is a home bus 1 which is a full wiring including all four pairs of paired wires for supplying predetermined DC power through the power supply line 11a and the reactor 12a
Power is supplied to the control channels 3a, 13b, 13c, and 13d, and the power is supplied to the home bus controller 9 through the power supply line 11b. It is used as a power supply for supplying power to the information channel used as the extension telephone line of 13a to 13d. Further, the power supply device 6b for power supply supplies power to the home buses 14a to 14g, which are wirings of only one pair of control channels, through the reactor 12b by the power supply line 11c. Reactors 12a and 12b are AM at 9.6 kbps for control channel communication
The I signal is a component that prevents the I signal from flowing into and attenuating the power supply devices 6a and 6b for power supply, and is a low-pass filter. Reference numeral 15 denotes a signal transmission device, which is inserted between the home bus 13a and the home bus 14a to cut off the direct current and transmit the AMI signal of each control channel bidirectionally. A load resistor 16 is connected to. The load resistor 16 is the home bus 13
a to 13c and home buses 14a to 14g are connected to the control channels of the home bus system in order to stabilize the AC impedances of the control channels.
An information outlet 17a is connected between the four pairs of fully wired home buses 13a and 13d.
“A” is provided inside the information distribution board 1, and an inspection jig is connected during inspection so that the home bus system can be inspected at any time. The home buses 13a to 13d are the information outlet 17a and the information outlet 17 provided in the house.
b, 17c and 17d are connected by a crossover wiring. In addition, the home buses 14a to 14g are the terminal devices 18 provided in the house.
a, 18b, 18c, 18d, 18e and 18f are connected by a crossover wiring. In this embodiment, the home buses 14a to 14g, which are wires for only the control channel, are the information distribution board 1
In the terminal device 18c located at the farthest end from the home bus 14a to 14c and the home buses 14e to 14g are connected by the wiring of the home bus 14d to form a substantially annular connection, and one end of the home bus 14g is used for information distribution. Since it is opened inside the panel 1, the continuity check can be performed at any time by the information distribution panel 1 and the information outlets 17a to 17d that can be connected to external devices without touching the terminal devices 18a to 18f. . Further, one end of the home bus 13d, which is four pairs of full wiring, is connected to the home bus controller 9, and is connected to the telephone line 7 and the video information lead-in line 8 inside the home bus controller 9 under predetermined interface conditions. . Note that at least one of the information channels of the home buses 13a to 13d is automatically connected to the telephone line 7 inside the home bus controller 9 when the commercial power source is cut off, and at least one home telephone is connected to the home even when the blackout occurs. It is possible to make and receive calls from outside. Next, a second embodiment will be described with reference to FIG. 1 is an information distribution board,
The information distribution board 1 has a breaker 2 for home bus system,
Home bus controller 9, lightning surge removing device 5, power supply devices 6a, 6b and 6c for power supply, storage battery 10 for backup, reactors 12a, 12b and 12c, signal transmission device 15a, load resistance 16, information outlet 17 for inspection
a and the connection wiring of the device concerned are accommodated, the commercial power supply line 3 is connected to the breaker 2 for the home bus system,
A lightning surge eliminating device 5 is connected to the load side of the breaker 2 for home bus system by a commercial power source line 4a for home bus system, and a commercial power source line 4b for home bus system passing through the lightning surge eliminating device 5 is connected. Power supply for power supply 6
a, 6b and 6c are connected, and the DC output parts of the power supply devices for power supply 6a, 6b and 6c are the power supply lines 11a and 11c.
home buses 13a, 14a and 14g via reactors 12a, 12b and 12c, respectively by c and 11d.
Connected to. In order to prevent the lightning surge from the telephone line 7 and the video information incoming line 8 from entering the home bus system, the lightning surge removing device 5 is connected to the home bus controller 9 to which the telephone line 7 and the video information incoming line 8 are connected. It is connected and grounded. The system configuration of this embodiment is almost the same as that of the first embodiment, and the power supply device 6 for power supply is used.
A backup storage battery 10 is connected to a, and the second DC output of the power supply device 6a for power supply supplies power to the home bus controller 9 through a power supply line 11b. Also, a signal transmission device 15a is connected and inserted between the control channels of the home bus 13a and the home bus 14a, and the signal transmission device 15a has two wires of the control channel so that the load resistor 16 is substantially integrated with the signal transmission device 15a. Connected and installed between 4
The pair of fully wired home buses 13a to 13d are the information outlets 17a to 17d and the home bus controller 9
The home buses 14a to 14c having only control channels connect the terminal devices 18a to 18c with the cross wiring, and the home buses 14e to 14g having only control channels have the terminal devices 18d to 18f. , And the terminal devices 18c and 18d at the farthest end from the information distribution board 1 are connected.
And a pair of control channel home bus wirings 14d '
And 14d ″ through the signal transmission device 15b, the home buses 14a to 1 having only two sets of control channels.
4c and the home buses 14e to 14g are connected in a substantially ring shape. The power source of the signal transmission device 15b is the home bus 1
4d 'or home bus 14d "is supplied as needed from the control channel. This embodiment is different from the first embodiment in that a power supply power supply device 6c, a reactor 12c and a signal transmission device 15b are added. That the wiring method of the additional portion is different, and the load resistance 16 is the signal transmission device 15a.
It is integrated with. In this embodiment, the information distribution board 1
Since the signal transmission device 15b that cuts off the direct current and transmits only the signal is installed at the farthest end from, the power can be supplied by the power supply devices 6a, 6b, 6c for each system of the home bus, and the number of terminal devices is large. Power supply can be easily dealt with, and the power supply power supply devices 6b and 6c having the same shape and performance can be used, and the power supply power supply device and the signal transmission device can be increased or decreased according to the scale of the system. Since it is sufficient, a very flexible system can be realized, and the signal transmission device 15b can be used.
Since the power is supplied to the home bus from the control channel of the home bus 14d 'or 14d ", there is almost no restriction on the installation of the signal transmission device 15b.

[0008]

As described above, according to the present invention, since one end of each wiring of the home bus system is gathered at one place, the system can be easily inspected, and the power supply device for supplying power to the system is all provided at one place. , The wires of each home bus are grouped in a substantially radial pattern, and power is supplied from each power supply device for each group, so the number of terminal devices in each group and the wiring length can be easily balanced. At the same time, the wiring work is easy to perform, the power supply device for power supply can have the same shape and performance, and even in a system having a large number of terminal devices, the number of bus wires, signal transmission devices and power supply devices for power supply can be increased. Therefore, the system can be easily expanded, and all the power of the home bus system can be turned on with one breaker.
Since it can be turned off, you do not forget to turn the power on or off during inspection, making inspection work easy and safe. In addition, by providing a power backup function in case of a power outage to one or more specific power supply units for power supply, it is possible to perform system inspection work even when inspecting security-related devices without stopping the devices that you want to operate. . Further, by providing the signal transmission device with the load resistance mounting portion, it is possible to easily install the load resistance or change the resistance value according to the scale and characteristics of the home bus system. Further, by providing one lightning surge removing device inside any one of the power supply devices for power supply of the home bus system or between the power supply device for power supply and the breaker for home bus system, only one lightning surge The removal device can prevent lightning surges from entering the entire home bus system. Also, a wiring system of four pairs of wires or one
When there are two or more pairs of wiring systems of the pair lines, one end of any two wiring systems of the same pair of the two or more wiring systems is the same terminal device or the same terminal device. By wiring to the information outlet of, and making the wiring system a substantially annular connection,
The wiring system of all home buses can be inspected based on the information distribution board, which makes the inspection work extremely easy. In particular, it is extremely effective for a complicated system in which the number of terminal devices is large and wiring is routed vertically and horizontally in the house.

[Brief description of drawings]

FIG. 1 is a system configuration diagram of a first embodiment according to the present invention.

FIG. 2 is a system configuration diagram of a second embodiment according to the present invention.

[Explanation of symbols]

1 ... information distribution board, 2 ... breaker for home bus system,
6a, 6b, 6c ... Power supply device for power supply, 9 ... Home bus controller, 13a to 13d ... 4 pairs of fully wired home buses, 14a to 14g ... Home bus with only one pair of control channels, 15 ... Signal transmission device, 17a to 17d ... Information outlet, 18a to 18f ... Terminal device.

Claims (5)

[Claims] 1. An information distribution board provided as a place for connecting a telephone line or a video information line outside the home into a dwelling unit to connect to a home bus system at home, and a home bus controller for managing the home bus at home. In a pair-wire type home bus system in which a plurality of terminal devices and one or more information outlets are connected, one or more pairs of terminal devices and information outlets connected to the home bus are wired with all four pairs of pair lines. , And one or more sets of control wiring groups that wire only one pair of control channels, and terminal devices belonging to each group are wired in a substantially radial manner with different wiring systems for full wiring. Power is supplied separately to the group and the control wiring group via the control channel of the home bus 2
All the power supplies for power supply are provided with more than one power supply for power supply, and a signal transfer device for transmitting only an AC signal between the wirings of the home bus connected to each power supply for power supply and blocking DC. While storing the device in the information distribution board,
A home bus system having the same breaker for a commercial power supply line to which all the power supply devices for power supply are connected. 2. The home bus system according to claim 1, wherein one or more specific power supply devices for power supply are provided with a power source backup function in case of a power failure. 3. The home bus system according to claim 1, wherein the signal transmission device is provided with a mounting portion for a load resistor. 4. The home bus system according to claim 1, wherein one of the power supply devices for power supply of the home bus is provided inside or one is provided between the power supply device for power supply of the home bus and the breaker for home bus system. A home bus system that features individual lightning surge removal devices. 5. The home bus system according to claim 1, wherein when there are two or more pairs of wiring systems of four pairs of pair lines or one pair of wiring lines of the pair lines, two or more pairs thereof are provided. A home bus in which one end of any two pairs of wiring systems of the same wiring system of the above wiring system is wired to the same terminal device or the same information outlet, and the wiring system is formed into a substantially annular connection. system.